+ You can share/receive files from any platform/device e.g. destkop operating systems, Android, iOS etc.
+
+
+ Create or join a room & select file using "+" button.
+
+
+
-
-
-
-
+
+
+
+
+
+
-
+
\ No newline at end of file
diff --git a/Chrome-Extensions/file-sharing/file-sharing.js b/Chrome-Extensions/file-sharing/file-sharing.js
index 2005e080..11cac6e7 100755
--- a/Chrome-Extensions/file-sharing/file-sharing.js
+++ b/Chrome-Extensions/file-sharing/file-sharing.js
@@ -1,19 +1,24 @@
// Muaz Khan - https://github.com/muaz-khan
// MIT License - https://www.WebRTC-Experiment.com/licence/
-// Source Code - https://github.com/muaz-khan/Chrome-Extensions
-// Muaz Khan - https://github.com/muaz-khan
+// Source Code - https://github.com/muaz-khan/RTCMultiConnection
var iframe = document.querySelector('iframe');
+
var btnSelectFile = document.querySelector('.btn-select-file');
+
btnSelectFile.onclick = function() {
var fileSelector = new FileSelector();
fileSelector.selectSingleFile(function(file) {
previewFile(file);
+
onFileSelected(file);
});
};
+
var connection;
var lastSelectedFile;
+
var room_id = '';
+
// 60k -- assuming receiving client is chrome
var chunk_size = 60 * 1000;
@@ -21,93 +26,158 @@ function setupWebRTCConnection() {
if (connection) {
return;
}
+
// www.RTCMultiConnection.org/docs/
connection = new RTCMultiConnection();
- // connection.autoReDialOnFailure = false
// to make sure, "connection-reconnect" doesn't sends files again
connection.fileReceived = {};
+
+ // by default, socket.io server is assumed to be deployed on your own URL
+ // connection.socketURL = '/';
+
+ // comment-out below line if you do not have your own socket.io server
connection.socketURL = 'https://rtcmulticonnection.herokuapp.com:443/';
- connection.socketMessageEvent = 'file-sharing';
+
+ connection.socketMessageEvent = 'file-sharing-demo';
+
connection.chunkSize = chunk_size;
+
connection.sdpConstraints.mandatory = {
OfferToReceiveAudio: false,
OfferToReceiveVideo: false
};
+
connection.enableFileSharing = true;
+
if (room_id && room_id.length) {
connection.userid = room_id;
}
- var resultingURL = 'https://rtcmulticonnection.herokuapp.com/demos/file-sharing.html#' + connection.userid;
- if (location.href.indexOf('rtcmulticonnection.herokuapp.com') !== -1) {
- // connection.userid = (Math.random() * 100).toString().replace('.', '');
- resultingURL = location.href;
+ if(!room_id) {
+ room_id = connection.token();
}
- connection.channel = connection.sessionid = resultingURL.split('#').pop();
+ connection.channel = connection.sessionid = room_id;
+
connection.session = {
data: true,
- oneway: true // --- to make it one-to-many
+ // oneway: true --- to make it one-to-many
};
+
connection.filesContainer = logsDiv;
+
connection.connectedWith = {};
+
+ connection.onmessage = function(event) {
+ if (event.data.doYouWannaReceiveThisFile) {
+ if (!connection.fileReceived[event.data.fileName]) {
+ connection.send({
+ yesIWannaReceive: true,
+ fileName: event.data.fileName
+ });
+ }
+ }
+
+ if (event.data.yesIWannaReceive && !!lastSelectedFile) {
+ connection.shareFile(lastSelectedFile, event.userid);
+ }
+ };
+
connection.onopen = function(e) {
+ try {
+ chrome.power.requestKeepAwake('display');
+ } catch (e) {}
+
if (connection.connectedWith[e.userid]) return;
connection.connectedWith[e.userid] = true;
+
var message = '' + e.userid + ' is connected.';
appendLog(message);
+
if (!lastSelectedFile) return;
+
// already shared the file
+
var file = lastSelectedFile;
setTimeout(function() {
- appendLog('Sharing file ' + file.name + 'Size: ' + bytesToSize(file.size) + ' With ' + connection.getAllParticipants().length + ' users');
- connection.shareFile(file);
+ appendLog('Sharing file ' + file.name + ' Size: ' + bytesToSize(file.size) + ' With ' + connection.getAllParticipants().length + ' users');
+
+ connection.send({
+ doYouWannaReceiveThisFile: true,
+ fileName: file.name
+ });
}, 500);
};
+
connection.onclose = function(e) {
+ incrementOrDecrementUsers();
+
if (connection.connectedWith[e.userid]) return;
+
appendLog('Data connection has been closed between you and ' + e.userid + '. Re-Connecting..');
+ connection.join(room_id);
};
+
connection.onerror = function(e) {
if (connection.connectedWith[e.userid]) return;
+
appendLog('Data connection failed. between you and ' + e.userid + '. Retrying..');
};
+
setFileProgressBarHandlers(connection);
+
connection.onUserStatusChanged = function(user) {
- incrementOrDecrementUsers(user);
+ incrementOrDecrementUsers();
};
+
connection.onleave = function(user) {
user.status = 'offline';
connection.onUserStatusChanged(user);
+ incrementOrDecrementUsers();
};
+
var message = 'Connecting room: ' + connection.channel + '';
appendLog(message);
- connection.open(connection.channel, function() {
- var message = 'Successfully connected to room: ' + connection.channel + '';
+
+ connection.openOrJoin(connection.channel, function(isRoomExists) {
+ var message = 'Successfully connected to room: ' + room_id + '';
+ // if (isRoomEists) { }
appendLog(message);
+
+ document.querySelector('h1').innerHTML = 'Private Room URL: #' + room_id + '';
});
- document.querySelector('header').innerHTML = "Right-click to copy & share this private URL!";
+ window.connection = connection;
}
function setFileProgressBarHandlers(connection) {
var progressHelper = {};
+
// www.RTCMultiConnection.org/docs/onFileStart/
connection.onFileStart = function(file) {
if (connection.fileReceived[file.name]) return;
- if(document.getElementById('file-' + file.name.replace('.', ''))) {
- return;
- }
var div = document.createElement('div');
- div.id = 'file-' + file.name.replace('.', '');
- div.title = file.name;
- div.innerHTML = ' ';
- if (file.remoteUserId) {
- div.innerHTML += ' (Sharing with:' + file.remoteUserId + ')';
+ div.style.borderBottom = '1px solid black';
+ div.style.padding = '2px 4px';
+ div.id = file.uuid;
+
+ var message = '';
+ if (file.userid == connection.userid) {
+ message += 'Sharing with:' + file.remoteUserId;
+ } else {
+ message += 'Receiving from:' + file.userid;
}
+
+ message += ' ' + file.name + '.';
+ message += ' Size: ' + bytesToSize(file.size) + '';
+ message += ' ';
+
+ div.innerHTML = message;
+
connection.filesContainer.insertBefore(div, connection.filesContainer.firstChild);
+
if (!file.remoteUserId) {
progressHelper[file.uuid] = {
div: div,
@@ -117,9 +187,11 @@ function setFileProgressBarHandlers(connection) {
progressHelper[file.uuid].progress.max = file.maxChunks;
return;
}
+
if (!progressHelper[file.uuid]) {
progressHelper[file.uuid] = {};
}
+
progressHelper[file.uuid][file.remoteUserId] = {
div: div,
progress: div.querySelector('progress'),
@@ -127,9 +199,11 @@ function setFileProgressBarHandlers(connection) {
};
progressHelper[file.uuid][file.remoteUserId].progress.max = file.maxChunks;
};
+
// www.RTCMultiConnection.org/docs/onFileProgress/
connection.onFileProgress = function(chunk) {
if (connection.fileReceived[chunk.name]) return;
+
var helper = progressHelper[chunk.uuid];
if (!helper) {
return;
@@ -140,26 +214,33 @@ function setFileProgressBarHandlers(connection) {
return;
}
}
+
helper.progress.value = chunk.currentPosition || chunk.maxChunks || helper.progress.max;
updateLabel(helper.progress, helper.label);
};
+
// www.RTCMultiConnection.org/docs/onFileEnd/
connection.onFileEnd = function(file) {
if (connection.fileReceived[file.name]) return;
- var div = document.getElementById('file-' + file.name.replace('.', ''));
+
+ var div = document.getElementById(file.uuid);
if (div) {
div.parentNode.removeChild(div);
}
+
if (file.remoteUserId === connection.userid) {
previewFile(file);
+
connection.fileReceived[file.name] = file;
+
var message = 'Successfully received file';
message += ' ' + file.name + '.';
message += ' Size: ' + bytesToSize(file.size) + '.';
message += ' Download';
- appendLog(message);
+ var div = appendLog(message);
return;
}
+
var message = 'Successfully shared file';
message += ' ' + file.name + '.';
message += ' With: ' + file.remoteUserId + '.';
@@ -171,6 +252,7 @@ function setFileProgressBarHandlers(connection) {
if (progress.position === -1) {
return;
}
+
var position = +progress.position.toFixed(2).split('.')[1] || 100;
label.innerHTML = position + '%';
}
@@ -189,33 +271,31 @@ function bytesToSize(bytes) {
function onFileSelected(file) {
var innerHTML = 'You selected: ' + file.name + ' Size: ' + bytesToSize(file.size) + '';
appendLog(innerHTML);
+
lastSelectedFile = file;
+
if (connection) {
- connection.shareFile(file);
+ connection.send({
+ doYouWannaReceiveThisFile: true,
+ fileName: file.name
+ });
}
}
+
var numberOfUsers = document.getElementById('number-of-users');
-function incrementOrDecrementUsers(user) {
- if (!numberOfUsers.getAttribute('data-users')) {
- numberOfUsers.setAttribute('data-users', '');
- }
- if (numberOfUsers.getAttribute('data-users').indexOf(user.userid) !== -1 && user.status === 'offline') {
- numberOfUsers.innerHTML = parseInt(numberOfUsers.innerHTML) - 1;
- if (parseInt(numberOfUsers.innerHTML) < 0) {
- numberOfUsers.innerHTML = 0;
- }
- return;
- }
- numberOfUsers.innerHTML = parseInt(numberOfUsers.innerHTML) + 1;
- numberOfUsers.setAttribute('data-users', numberOfUsers.getAttribute('data-users') + ',' + user.userid);
+function incrementOrDecrementUsers() {
+ numberOfUsers.innerHTML = connection ? connection.getAllParticipants().length : 0;
}
+
var logsDiv = document.getElementById('logs');
function appendLog(html) {
var div = document.createElement('div');
div.innerHTML = '
' + html + '
';
logsDiv.insertBefore(div, logsDiv.firstChild);
+
+ return div;
}
function previewFile(file) {
@@ -224,13 +304,16 @@ function previewFile(file) {
btnSelectFile.style.zIndex = 10;
btnSelectFile.style.top = '5px';
btnSelectFile.style.outline = 'none';
+
document.querySelector('.overlay').style.display = 'none';
iframe.style.display = 'block';
+
if (file.type.match(/image|video|audio|pdf|txt|javascript|css|php|py/g)) {
iframe.src = URL.createObjectURL(file);
} else {
- iframe.src = 'https://i.imgur.com/2SUIhbf.png?1';
+ iframe.src = 'https://cdn.webrtc-experiment.com/images/folder-icon.png';
}
+
iframe.onload = function() {
Array.prototype.slice.call(iframe.contentWindow.document.body.querySelectorAll('*')).forEach(function(element) {
element.style.maxWidth = '100%';
diff --git a/Chrome-Extensions/file-sharing/getExternalIceServers.js b/Chrome-Extensions/file-sharing/getExternalIceServers.js
new file mode 100644
index 00000000..9fa5deec
--- /dev/null
+++ b/Chrome-Extensions/file-sharing/getExternalIceServers.js
@@ -0,0 +1,2 @@
+// to get STUN/TURN URIs from xirsys.com
+window.getExternalIceServers = true;
\ No newline at end of file
diff --git a/Chrome-Extensions/file-sharing/images/unknown.png b/Chrome-Extensions/file-sharing/images/unknown.png
deleted file mode 100644
index 81280a24..00000000
Binary files a/Chrome-Extensions/file-sharing/images/unknown.png and /dev/null differ
diff --git a/Chrome-Extensions/file-sharing/manifest.json b/Chrome-Extensions/file-sharing/manifest.json
index 4782f1dd..e30dbf86 100755
--- a/Chrome-Extensions/file-sharing/manifest.json
+++ b/Chrome-Extensions/file-sharing/manifest.json
@@ -1,11 +1,11 @@
{
"name" : "WebRTC File Sharing",
"author": "Muaz Khan",
- "version" : "1.9",
+ "version" : "2.1",
"manifest_version" : 2,
"minimum_chrome_version": "34",
- "description" : "Instantly/Privately/Reliably share files with single or multiple users without uploading to server!",
- "homepage_url": "https://www.webrtc-experiment.com/",
+ "description" : "Instantly/Privately/Reliably share files across all devices(mobile/desktop), among single or multiple users.",
+ "homepage_url": "https://rtcxp.com/fs",
"background": {
"scripts": ["background.js"],
"persistent": false
diff --git a/Chrome-Extensions/file-sharing/options.html b/Chrome-Extensions/file-sharing/options.html
index 6853aa3e..f5bd8f40 100755
--- a/Chrome-Extensions/file-sharing/options.html
+++ b/Chrome-Extensions/file-sharing/options.html
@@ -45,7 +45,7 @@
Set Your Own Room ID:
E.g. You can always share this with screen viewers:
- https://www.webrtc-experiment.com/!!/?r=your_room_id
+ https://rtcxp.com/fs#your_room_id
diff --git a/Chrome-Extensions/file-sharing/rmc3.fbr.min.js b/Chrome-Extensions/file-sharing/rmc3.fbr.min.js
new file mode 100644
index 00000000..921a3149
--- /dev/null
+++ b/Chrome-Extensions/file-sharing/rmc3.fbr.min.js
@@ -0,0 +1,3 @@
+// Last time updated: 2016-03-09 2:46:49 PM UTC
+
+function FileBufferReader(){function fbrClone(from,to){if(null==from||"object"!=typeof from)return from;if(from.constructor!=Object&&from.constructor!=Array)return from;if(from.constructor==Date||from.constructor==RegExp||from.constructor==Function||from.constructor==String||from.constructor==Number||from.constructor==Boolean)return new from.constructor(from);to=to||new from.constructor;for(var name in from)to[name]="undefined"==typeof to[name]?fbrClone(from[name],null):to[name];return to}var fbr=this,fbrHelper=new FileBufferReaderHelper;fbr.chunks={},fbr.users={},fbr.readAsArrayBuffer=function(file,earlyCallback,extra){if(!file.slice)return void console.warn("Not a real File object.",file);if(extra=extra||{userid:0},file.extra)if("string"==typeof file.extra)extra.extra=file.extra;else for(var e in file.extra)extra[e]=file.extra[e];extra.fileName=file.name,file.uuid&&(extra.fileUniqueId=file.uuid);var options={uuid:file.uuid||0,file:file,earlyCallback:earlyCallback,extra:extra,chunkSize:extra.chunkSize};fbrHelper.readAsArrayBuffer(fbr,options)},fbr.getNextChunk=function(fileUUID,callback,userid){var allFileChunks=fbr.chunks[fileUUID];if(allFileChunks){var currentPosition;"undefined"!=typeof userid?(fbr.users[userid+""]||(fbr.users[userid+""]={fileUUID:fileUUID,userid:userid,currentPosition:-1}),fbr.users[userid+""].currentPosition++,currentPosition=fbr.users[userid+""].currentPosition):(fbr.chunks[fileUUID].currentPosition++,currentPosition=fbr.chunks[fileUUID].currentPosition);var nextChunk=allFileChunks[currentPosition];nextChunk&&(nextChunk=fbrClone(nextChunk),"undefined"!=typeof userid&&(nextChunk.remoteUserId=userid+""),nextChunk.start&&fbr.onBegin(nextChunk),nextChunk.end&&fbr.onEnd(nextChunk),fbr.onProgress(nextChunk),fbr.convertToArrayBuffer(nextChunk,function(buffer){return nextChunk.currentPosition==nextChunk.maxChunks?void callback(buffer,!0):void callback(buffer,!1)}))}};var fbReceiver=new FileBufferReceiver(fbr);fbr.addChunk=function(chunk,callback){return chunk?void fbReceiver.receive(chunk,function(uuid){fbr.convertToArrayBuffer({readyForNextChunk:!0,uuid:uuid},callback)}):void console.error("Chunk is missing.")},fbr.onBegin=function(){},fbr.onEnd=function(){},fbr.onProgress=function(){},fbr.convertToObject=FileConverter.ConvertToObject,fbr.convertToArrayBuffer=FileConverter.ConvertToArrayBuffer,fbr.setMultipleUsers=function(){}}function FileBufferReaderHelper(){function processInWebWorker(_function){var blob=URL.createObjectURL(new Blob([_function.toString(),"this.onmessage = function (e) {"+_function.name+"(e.data);}"],{type:"application/javascript"}));return window.fileBufferWorker||(window.fileBufferWorker=new Worker(blob)),window.fileBufferWorker}function fileReaderWrapper(options,callback){function addChunks(fileName,binarySlice,addChunkCallback){numOfChunksInSlice=Math.ceil(binarySlice.byteLength/chunkSize);for(var i=0;numOfChunksInSlice>i;i++){var start=i*chunkSize;chunks[currentPosition]=binarySlice.slice(start,Math.min(start+chunkSize,binarySlice.byteLength)),callback({uuid:file.uuid,buffer:chunks[currentPosition],currentPosition:currentPosition,maxChunks:maxChunks,size:file.size,name:file.name||options.extra.fileName,lastModifiedDate:file.lastModifiedDate?file.lastModifiedDate.toString():"",type:file.type,extra:options.extra||options}),currentPosition++}currentPosition==maxChunks&&(hasEntireFile=!0),addChunkCallback()}callback=callback||function(chunk){postMessage(chunk)};var file=options.file;file.uuid||(file.uuid=options.fileUniqueId||(100*Math.random()).toString().replace(/\./g,""));var chunkSize=options.chunkSize||15e3,sliceId=0,cacheSize=chunkSize,chunksPerSlice=Math.floor(Math.min(1e8,cacheSize)/chunkSize),sliceSize=chunksPerSlice*chunkSize,maxChunks=Math.ceil(file.size/chunkSize);file.maxChunks=maxChunks;var numOfChunksInSlice,hasEntireFile,currentPosition=0,chunks=[];callback({currentPosition:currentPosition,uuid:file.uuid,maxChunks:maxChunks,size:file.size,name:file.name||options.extra.fileName,type:file.type,lastModifiedDate:file.lastModifiedDate?file.lastModifiedDate.toString():"",start:!0,extra:options.extra||options,url:URL.createObjectURL(file)});var blob,reader=new FileReader;reader.onloadend=function(evt){evt.target.readyState==FileReader.DONE&&addChunks(file.name,evt.target.result,function(){sliceId++,(sliceId+1)*sliceSize5&&5==chunk.currentPosition&&earlyCallback&&(earlyCallback(chunk.uuid),earlyCallback=null)}var earlyCallback=options.earlyCallback;if(delete options.earlyCallback,navigator.mozGetUserMedia&&(window.___Worker=window.Worker,delete window.Worker),window.Worker&&"function"==typeof Worker){var webWorker=processInWebWorker(fileReaderWrapper);webWorker.onmessage=function(event){processChunk(event.data)},webWorker.postMessage(options)}else fileReaderWrapper(options,processChunk),navigator.mozGetUserMedia&&(window.Worker=window.___Worker)}}function FileBufferReceiver(fbr){function receive(chunk,callback){if(!chunk.uuid)return void fbr.convertToObject(chunk,function(object){receive(object)});if(chunk.start&&!packets[chunk.uuid]&&(packets[chunk.uuid]=[],missedChunks[chunk.uuid]&&(packets[chunk.uuid].push(chunk.buffer),missedChunks[chunk.uuid].forEach(function(chunk){receive(chunk,callback)}),delete missedChunks[chunk.uuid]),fbr.onBegin&&fbr.onBegin(chunk)),!chunk.end&&chunk.buffer){if(!packets[chunk.uuid])return missedChunks[chunk.uuid]||(missedChunks[chunk.uuid]=[]),void missedChunks[chunk.uuid].push(chunk);-1==packets[chunk.uuid].indexOf(chunk.buffer)&&packets[chunk.uuid].push(chunk.buffer)}if(chunk.end){for(var _packets=packets[chunk.uuid],finalArray=[],length=_packets.length,i=0;length>i;i++)_packets[i]&&finalArray.push(_packets[i]);var blob=new Blob(finalArray,{type:chunk.type});blob=merge(blob,chunk),blob.url=URL.createObjectURL(blob),blob.uuid=chunk.uuid||blob.extra.fileUniqueId,blob.name=blob.name||blob.extra.fileName,blob.size||console.error("Something went wrong. Blob Size is 0."),fbr.onEnd&&fbr.onEnd(blob)}chunk.buffer&&fbr.onProgress&&fbr.onProgress(chunk),chunk.end||callback(chunk.uuid)}function merge(mergein,mergeto){if(mergein||(mergein={}),!mergeto)return mergein;for(var item in mergeto)mergein[item]=mergeto[item];return mergein}var packets={},missedChunks=[];this.receive=receive}function merge(mergein,mergeto){if(mergein||(mergein={}),!mergeto)return mergein;for(var item in mergeto)mergein[item]=mergeto[item];return mergein}window.FileSelector=function(){function selectFile(callback,multiple){var file=document.createElement("input");file.type="file",multiple&&(file.multiple=!0),file.onchange=function(){return multiple?file.files.length?void callback(file.files):void console.error("No file selected."):file.files[0]?(callback(file.files[0]),void file.parentNode.removeChild(file)):void console.error("No file selected.")},file.style.display="none",(document.body||document.documentElement).appendChild(file),fireClickEvent(file)}function fireClickEvent(element){var evt=new window.MouseEvent("click",{view:window,bubbles:!0,cancelable:!0,button:0,buttons:0,mozInputSource:1});element.dispatchEvent(evt)}var selector=this;selector.selectSingleFile=selectFile,selector.selectMultipleFiles=function(callback){selectFile(callback,!0)}};var FileConverter={ConvertToArrayBuffer:function(object,callback){binarize.pack(object,function(dataView){callback(dataView.buffer)})},ConvertToObject:function(buffer,callback){binarize.unpack(buffer,callback)}};!function(root){var debug=!1,BIG_ENDIAN=!1,LITTLE_ENDIAN=!0,TYPE_LENGTH=Uint8Array.BYTES_PER_ELEMENT,LENGTH_LENGTH=Uint16Array.BYTES_PER_ELEMENT,BYTES_LENGTH=Uint32Array.BYTES_PER_ELEMENT,Types={NULL:0,UNDEFINED:1,STRING:2,NUMBER:3,BOOLEAN:4,ARRAY:5,OBJECT:6,INT8ARRAY:7,INT16ARRAY:8,INT32ARRAY:9,UINT8ARRAY:10,UINT16ARRAY:11,UINT32ARRAY:12,FLOAT32ARRAY:13,FLOAT64ARRAY:14,ARRAYBUFFER:15,BLOB:16,FILE:16,BUFFER:17};if(debug)var TypeNames=["NULL","UNDEFINED","STRING","NUMBER","BOOLEAN","ARRAY","OBJECT","INT8ARRAY","INT16ARRAY","INT32ARRAY","UINT8ARRAY","UINT16ARRAY","UINT32ARRAY","FLOAT32ARRAY","FLOAT64ARRAY","ARRAYBUFFER","BLOB","BUFFER"];var Length=[null,null,"Uint16","Float64","Uint8",null,null,"Int8","Int16","Int32","Uint8","Uint16","Uint32","Float32","Float64","Uint8","Uint8","Uint8"],binary_dump=function(view,start,length){var table=[],endianness=BIG_ENDIAN,ROW_LENGTH=40;table[0]=[];for(var i=0;ROW_LENGTH>i;i++)table[0][i]=10>i?"0"+i.toString(10):i.toString(10);for(i=0;length>i;i++){var code=view.getUint8(start+i,endianness),index=~~(i/ROW_LENGTH)+1;"undefined"==typeof table[index]&&(table[index]=[]),table[index][i%ROW_LENGTH]=16>code?"0"+code.toString(16):code.toString(16)}for(console.log("%c"+table[0].join(" "),"font-weight: bold;"),i=1;ij;j++,cursor+=unit)view.setUint16(cursor,value.charCodeAt(j),endianness);break;case Types.NUMBER:case Types.BOOLEAN:debug&&console.info("%c"+value.toString(),"font-weight:bold;"),view["set"+type_name](cursor,value,endianness),cursor+=unit;break;case Types.INT8ARRAY:case Types.INT16ARRAY:case Types.INT32ARRAY:case Types.UINT8ARRAY:case Types.UINT16ARRAY:case Types.UINT32ARRAY:case Types.FLOAT32ARRAY:case Types.FLOAT64ARRAY:var _view=new Uint8Array(view.buffer,cursor,byte_length);_view.set(new Uint8Array(value.buffer)),cursor+=byte_length;break;case Types.ARRAYBUFFER:case Types.BUFFER:var _view=new Uint8Array(view.buffer,cursor,byte_length);_view.set(new Uint8Array(value)),cursor+=byte_length;break;case Types.BLOB:case Types.ARRAY:case Types.OBJECT:break;default:throw"TypeError: Unexpected type found."}debug&&binary_dump(view,start,cursor-start)}return view},unpack=function(view,cursor){var type,length,byte_length,value,elem,i=0,endianness=BIG_ENDIAN,start=cursor;type=view.getUint8(cursor,endianness),cursor+=TYPE_LENGTH,debug&&console.info("Unpacking",type,TypeNames[type]),(type===Types.ARRAY||type===Types.OBJECT)&&(length=view.getUint16(cursor,endianness),cursor+=LENGTH_LENGTH,debug&&console.info("Content Length",length)),byte_length=view.getUint32(cursor,endianness),cursor+=BYTES_LENGTH,debug&&console.info("Byte Length",byte_length,"bytes");var type_name=Length[type],unit=null===type_name?0:root[type_name+"Array"].BYTES_PER_ELEMENT;switch(type){case Types.NULL:case Types.UNDEFINED:debug&&binary_dump(view,start,cursor-start),value=null;break;case Types.STRING:length=byte_length/unit;var string=[];for(i=0;length>i;i++){var code=view.getUint16(cursor,endianness);cursor+=unit,string.push(String.fromCharCode(code))}value=string.join(""),debug&&(console.info('Actual Content %c"'+value+'"',"font-weight:bold;"),binary_dump(view,start,cursor-start));break;case Types.NUMBER:value=view.getFloat64(cursor,endianness),cursor+=unit,debug&&(console.info('Actual Content %c"'+value.toString()+'"',"font-weight:bold;"),binary_dump(view,start,cursor-start));break;case Types.BOOLEAN:value=1===view.getUint8(cursor,endianness)?!0:!1,cursor+=unit,debug&&(console.info('Actual Content %c"'+value.toString()+'"',"font-weight:bold;"),binary_dump(view,start,cursor-start));break;case Types.INT8ARRAY:case Types.INT16ARRAY:case Types.INT32ARRAY:case Types.UINT8ARRAY:case Types.UINT16ARRAY:case Types.UINT32ARRAY:case Types.FLOAT32ARRAY:case Types.FLOAT64ARRAY:case Types.ARRAYBUFFER:elem=view.buffer.slice(cursor,cursor+byte_length),cursor+=byte_length,value=type===Types.ARRAYBUFFER?elem:new root[type_name+"Array"](elem),debug&&binary_dump(view,start,cursor-start);break;case Types.BLOB:if(debug&&binary_dump(view,start,cursor-start),root.Blob){var mime=unpack(view,cursor),buffer=unpack(view,mime.cursor);cursor=buffer.cursor,value=new Blob([buffer.value],{type:mime.value})}else elem=view.buffer.slice(cursor,cursor+byte_length),cursor+=byte_length,value=new Buffer(elem);break;case Types.ARRAY:for(debug&&binary_dump(view,start,cursor-start),value=[],i=0;length>i;i++)elem=unpack(view,cursor),cursor=elem.cursor,value.push(elem.value);break;case Types.OBJECT:for(debug&&binary_dump(view,start,cursor-start),value={},i=0;length>i;i++){var key=unpack(view,cursor),val=unpack(view,key.cursor);cursor=val.cursor,value[key.value]=val.value}break;default:throw"TypeError: Type not supported."}return{value:value,cursor:cursor}},deferredSerialize=function(array,callback){for(var length=array.length,results=[],count=0,byte_length=0,i=0;ii;i++)token+=a[i].toString(36);return token}return(Math.random()*(new Date).getTime()).toString(36).replace(/\./g,"")}function getRMCMediaElement(stream,callback,connection){var isAudioOnly=!1;stream.getVideoTracks().length||(isAudioOnly=!0);var mediaElement=document.createElement(isAudioOnly?"audio":"video");return isPluginRTC?(connection.videosContainer.insertBefore(mediaElement,connection.videosContainer.firstChild),void setTimeout(function(){Plugin.attachMediaStream(mediaElement,stream),callback(mediaElement)},1e3)):(mediaElement[isFirefox?"mozSrcObject":"src"]=isFirefox?stream:window.URL.createObjectURL(stream),mediaElement.controls=!0,isFirefox&&mediaElement.addEventListener("ended",function(){if(currentUserMediaRequest.remove(stream.idInstance),"local"===stream.type){StreamsHandler.onSyncNeeded(stream.streamid,"ended"),connection.attachStreams.forEach(function(aStream,idx){stream.streamid===aStream.streamid&&delete connection.attachStreams[idx]});var newStreamsArray=[];connection.attachStreams.forEach(function(aStream){aStream&&newStreamsArray.push(aStream)}),connection.attachStreams=newStreamsArray,connection.observers.all();var streamEvent=connection.streamEvents[stream.streamid];if(streamEvent)return void connection.onstreamended(streamEvent);this.parentNode&&this.parentNode.removeChild(this)}},!1),mediaElement.play(),void callback(mediaElement))}function listenEventHandler(eventName,eventHandler){window.removeEventListener(eventName,eventHandler),window.addEventListener(eventName,eventHandler,!1)}function removeNullEntries(array){var newArray=[];return array.forEach(function(item){item&&newArray.push(item)}),newArray}function isData(session){return!session.audio&&!session.video&&!session.screen&&session.data}function isNull(obj){return"undefined"==typeof obj}function isString(obj){return"string"==typeof obj}function observeObject(obj,callback){Object.observe&&(isMobileDevice||Object.observe(obj,function(changes){var jsonStringified=JSON.stringify(changes);lastChanges!=jsonStringified&&(lastChanges=jsonStringified,callback(changes))}))}function setCordovaAPIs(){if("iOS"===DetectRTC.osName&&"undefined"!=typeof cordova&&"undefined"!=typeof cordova.plugins&&"undefined"!=typeof cordova.plugins.iosrtc){var iosrtc=cordova.plugins.iosrtc;window.webkitRTCPeerConnection=iosrtc.RTCPeerConnection,window.RTCSessionDescription=iosrtc.RTCSessionDescription,window.RTCIceCandidate=iosrtc.RTCIceCandidate,window.MediaStream=iosrtc.MediaStream,window.MediaStreamTrack=iosrtc.MediaStreamTrack,navigator.getUserMedia=navigator.webkitGetUserMedia=iosrtc.getUserMedia,iosrtc.debug.enable("iosrtc*"),iosrtc.registerGlobals()}}function setSdpConstraints(config){var sdpConstraints,sdpConstraints_mandatory={OfferToReceiveAudio:!!config.OfferToReceiveAudio,OfferToReceiveVideo:!!config.OfferToReceiveVideo};return sdpConstraints={mandatory:sdpConstraints_mandatory,optional:[{VoiceActivityDetection:!1}]},navigator.mozGetUserMedia&&firefoxVersion>34&&(sdpConstraints={OfferToReceiveAudio:!!config.OfferToReceiveAudio,OfferToReceiveVideo:!!config.OfferToReceiveVideo}),sdpConstraints}function onPluginRTCInitialized(pluginRTCObject){Plugin=pluginRTCObject,MediaStreamTrack=Plugin.MediaStreamTrack,RTCPeerConnection=Plugin.RTCPeerConnection,RTCIceCandidate=Plugin.RTCIceCandidate,RTCSessionDescription=Plugin.RTCSessionDescription}function PeerInitiator(config){function createDataChannel(){if(!isOfferer)return void(peer.ondatachannel=function(event){var channel=event.channel;setChannelEvents(channel)});var channel=peer.createDataChannel("RTCDataChannel",{});setChannelEvents(channel)}function setChannelEvents(channel){channel.binaryType="arraybuffer",channel.onmessage=function(event){config.onDataChannelMessage(event.data)},channel.onopen=function(){config.onDataChannelOpened(channel)},channel.onerror=function(error){config.onDataChannelError(error)},channel.onclose=function(event){config.onDataChannelClosed(event)},channel.internalSend=channel.send,channel.send=function(data){"open"===channel.readyState&&channel.internalSend(data)},peer.channel=channel}var connection=config.rtcMultiConnection;this.extra=config.remoteSdp?config.remoteSdp.extra:connection.extra,this.userid=config.userid,this.streams=[],this.channels=[],this.connectionDescription=config.connectionDescription;var that=this;config.remoteSdp&&(this.connectionDescription=config.remoteSdp.connectionDescription);var allRemoteStreams={};if(Object.observe){var that=this;Object.observe(this.channels,function(changes){changes.forEach(function(change){"add"===change.type&&change.object[change.name].addEventListener("close",function(){delete that.channels[that.channels.indexOf(change.object[change.name])],that.channels=removeNullEntries(that.channels)},!1),("remove"===change.type||"delete"===change.type)&&-1!==that.channels.indexOf(change.object[change.name])&&delete that.channels.indexOf(change.object[change.name]),that.channels=removeNullEntries(that.channels)})})}defaults.sdpConstraints=setSdpConstraints({OfferToReceiveAudio:!0,OfferToReceiveVideo:!0});var peer,renegotiatingPeer=!!config.renegotiatingPeer;config.remoteSdp&&(renegotiatingPeer=!!config.remoteSdp.renegotiatingPeer);var localStreams=[];connection.attachStreams.forEach(function(stream){stream&&localStreams.push(stream)}),renegotiatingPeer?(peer=config.peerRef,peer.getLocalStreams().forEach(function(stream){localStreams.forEach(function(localStream,index){stream==localStream&&delete localStreams[index]}),connection.removeStreams.forEach(function(streamToRemove,index){stream===streamToRemove&&(stream=connection.beforeRemovingStream(stream),stream&&peer.removeStream&&peer.removeStream(stream),localStreams.forEach(function(localStream,index){streamToRemove==localStream&&delete localStreams[index]}))})})):peer=new RTCPeerConnection(navigator.onLine?{iceServers:connection.iceServers,iceTransports:"all"}:null,connection.optionalArgument),"Firefox"===connection.DetectRTC.browser.name&&(peer.removeStream=function(stream){stream.mute(),connection.StreamsHandler.onSyncNeeded(stream.streamid,"stream-removed")}),peer.onicecandidate=function(event){event.candidate&&config.onLocalCandidate({candidate:event.candidate.candidate,sdpMid:event.candidate.sdpMid,sdpMLineIndex:event.candidate.sdpMLineIndex})};var isFirefoxOffered=!isFirefox;config.remoteSdp&&config.remoteSdp.remotePeerSdpConstraints&&config.remoteSdp.remotePeerSdpConstraints.isFirefoxOffered&&(isFirefoxOffered=!0),localStreams.forEach(function(localStream){config.remoteSdp&&config.remoteSdp.remotePeerSdpConstraints&&config.remoteSdp.remotePeerSdpConstraints.dontGetRemoteStream||config.dontAttachLocalStream||(localStream=connection.beforeAddingStream(localStream),localStream&&peer.addStream(localStream))}),peer.oniceconnectionstatechange=peer.onsignalingstatechange=function(){var extra=that.extra;connection.peers[that.userid]&&(extra=connection.peers[that.userid].extra||extra),peer&&config.onPeerStateChanged({iceConnectionState:peer.iceConnectionState,iceGatheringState:peer.iceGatheringState,signalingState:peer.signalingState,extra:extra,userid:that.userid})};var sdpConstraints={OfferToReceiveAudio:!!localStreams.length,OfferToReceiveVideo:!!localStreams.length};config.localPeerSdpConstraints&&(sdpConstraints=config.localPeerSdpConstraints),defaults.sdpConstraints=setSdpConstraints(sdpConstraints),peer.onaddstream=function(event){var streamsToShare={};config.remoteSdp&&config.remoteSdp.streamsToShare?streamsToShare=config.remoteSdp.streamsToShare:config.streamsToShare&&(streamsToShare=config.streamsToShare);var streamToShare=streamsToShare[event.stream.id];streamToShare&&(event.stream.isAudio=streamToShare.isAudio,event.stream.isVideo=streamToShare.isVideo,event.stream.isScreen=streamToShare.isScreen),event.stream.streamid=event.stream.id,event.stream.stop||(event.stream.stop=function(){isFirefox&&fireEvent(this,"ended")}),allRemoteStreams[event.stream.id]=event.stream,config.onRemoteStream(event.stream)},peer.onremovestream=function(event){event.stream.streamid=event.stream.id,allRemoteStreams[event.stream.id]&&delete allRemoteStreams[event.stream.id],config.onRemoteStreamRemoved(event.stream)},this.addRemoteCandidate=function(remoteCandidate){peer.addIceCandidate(new RTCIceCandidate(remoteCandidate))},this.addRemoteSdp=function(remoteSdp){remoteSdp.sdp=connection.processSdp(remoteSdp.sdp),peer.setRemoteDescription(new RTCSessionDescription(remoteSdp),function(){},function(error){connection.enableLogs&&console.error(JSON.stringify(error,null," "))})};var isOfferer=!0;config.remoteSdp&&(isOfferer=!1),connection.session.data===!0&&createDataChannel(),config.remoteSdp&&(config.remoteSdp.remotePeerSdpConstraints&&(sdpConstraints=config.remoteSdp.remotePeerSdpConstraints),defaults.sdpConstraints=setSdpConstraints(sdpConstraints),this.addRemoteSdp(config.remoteSdp)),("two-way"==connection.session.audio||"two-way"==connection.session.video||"two-way"==connection.session.screen)&&(defaults.sdpConstraints=setSdpConstraints({OfferToReceiveAudio:"two-way"==connection.session.audio||config.remoteSdp&&config.remoteSdp.remotePeerSdpConstraints&&config.remoteSdp.remotePeerSdpConstraints.OfferToReceiveAudio,OfferToReceiveVideo:"two-way"==connection.session.video||"two-way"==connection.session.screen||config.remoteSdp&&config.remoteSdp.remotePeerSdpConstraints&&config.remoteSdp.remotePeerSdpConstraints.OfferToReceiveAudio}));var streamsToShare={};peer.getLocalStreams().forEach(function(stream){streamsToShare[stream.streamid]={isAudio:!!stream.isAudio,isVideo:!!stream.isVideo,isScreen:!!stream.isScreen}}),peer[isOfferer?"createOffer":"createAnswer"](function(localSdp){localSdp.sdp=connection.processSdp(localSdp.sdp),peer.setLocalDescription(localSdp),config.onLocalSdp({type:localSdp.type,sdp:localSdp.sdp,remotePeerSdpConstraints:config.remotePeerSdpConstraints||!1,renegotiatingPeer:!!config.renegotiatingPeer||!1,connectionDescription:that.connectionDescription,dontGetRemoteStream:!!config.dontGetRemoteStream,extra:connection?connection.extra:{},streamsToShare:streamsToShare,isFirefoxOffered:isFirefox})},function(error){connection.enableLogs&&console.error("sdp-error",error)},defaults.sdpConstraints),peer.nativeClose=peer.close,peer.close=function(){if(peer){try{-1===peer.iceConnectionState.search(/closed|failed/gi)&&peer.getRemoteStreams().forEach(function(stream){
+stream.stop()}),peer.nativeClose()}catch(e){}peer=null,that.peer=null}},this.peer=peer}function loadIceFrame(callback,skip){if(!loadedIceFrame){if(!skip)return loadIceFrame(callback,!0);loadedIceFrame=!0;var iframe=document.createElement("iframe");iframe.onload=function(){function iFrameLoaderCallback(event){event.data&&event.data.iceServers&&(callback(event.data.iceServers),window.removeEventListener("message",iFrameLoaderCallback))}iframe.isLoaded=!0,listenEventHandler("message",iFrameLoaderCallback),iframe.contentWindow.postMessage("get-ice-servers","*")},iframe.src="https://cdn.webrtc-experiment.com/getIceServers/",iframe.style.display="none",(document.body||document.documentElement).appendChild(iframe)}}function requestUserMedia(constraints){return new Promise(function(resolve,reject){getUserMedia(constraints,resolve,reject)})}function setStreamType(constraints,stream){constraints.mandatory&&constraints.mandatory.chromeMediaSource?stream.isScreen=!0:constraints.mozMediaSource||constraints.mediaSource?stream.isScreen=!0:constraints.video?stream.isVideo=!0:constraints.audio&&(stream.isAudio=!0)}function getUserMediaHandler(options){function streaming(stream,returnBack){setStreamType(options.localMediaConstraints,stream),options.onGettingLocalMedia(stream,returnBack),stream.addEventListener("ended",function(){delete currentUserMediaRequest.streams[idInstance],currentUserMediaRequest.mutex=!1,currentUserMediaRequest.queueRequests.indexOf(options)&&(delete currentUserMediaRequest.queueRequests[currentUserMediaRequest.queueRequests.indexOf(options)],currentUserMediaRequest.queueRequests=removeNullEntries(currentUserMediaRequest.queueRequests))},!1),currentUserMediaRequest.streams[idInstance]={stream:stream},currentUserMediaRequest.mutex=!1,currentUserMediaRequest.queueRequests.length&&getUserMediaHandler(currentUserMediaRequest.queueRequests.shift())}if(currentUserMediaRequest.mutex===!0)return void currentUserMediaRequest.queueRequests.push(options);currentUserMediaRequest.mutex=!0;var idInstance=JSON.stringify(options.localMediaConstraints);if(currentUserMediaRequest.streams[idInstance])streaming(currentUserMediaRequest.streams[idInstance].stream,!0);else{if(isPluginRTC){document.createElement("video");return void Plugin.getUserMedia({audio:!0,video:!0},function(stream){stream.streamid=stream.id||getRandomString(),streaming(stream)},function(error){})}navigator.mediaDevices.getUserMedia(options.localMediaConstraints).then(function(stream){stream.streamid=stream.streamid||stream.id||getRandomString(),stream.idInstance=idInstance,streaming(stream)})["catch"](function(error){options.onLocalMediaError(error,options.localMediaConstraints)})}}function TextReceiver(connection){function receive(data,userid,extra){var uuid=data.uuid;if(content[uuid]||(content[uuid]=[]),content[uuid].push(data.message),data.last){var message=content[uuid].join("");data.isobject&&(message=JSON.parse(message));var receivingTime=(new Date).getTime(),latency=receivingTime-data.sendingTime,e={data:message,userid:userid,extra:extra,latency:latency};connection.autoTranslateText?(e.original=e.data,connection.Translator.TranslateText(e.data,function(translatedText){e.data=translatedText,connection.onmessage(e)})):connection.onmessage(e),delete content[uuid]}}var content={};return{receive:receive}}var isOpera=!!window.opera||navigator.userAgent.indexOf(" OPR/")>=0,isFirefox="undefined"!=typeof window.InstallTrigger,isSafari=Object.prototype.toString.call(window.HTMLElement).indexOf("Constructor")>0,isChrome=!!window.chrome&&!isOpera,isIE=!!document.documentMode,isMobileDevice=!!navigator.userAgent.match(/Android|iPhone|iPad|iPod|BlackBerry|IEMobile/i);"undefined"!=typeof cordova&&(isMobileDevice=!0,isChrome=!0),navigator&&navigator.userAgent&&-1!==navigator.userAgent.indexOf("Crosswalk")&&(isMobileDevice=!0,isChrome=!0);var isPluginRTC=!isMobileDevice&&(isSafari||isIE),chromeVersion=(!!(window.process&&"object"==typeof window.process&&window.process.versions&&window.process.versions["node-webkit"]),50),matchArray=navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./);isChrome&&matchArray&&matchArray[2]&&(chromeVersion=parseInt(matchArray[2],10));var firefoxVersion=50;matchArray=navigator.userAgent.match(/Firefox\/(.*)/),isFirefox&&matchArray&&matchArray[1]&&(firefoxVersion=parseInt(matchArray[1],10)),window.addEventListener||(window.addEventListener=function(el,eventName,eventHandler){el.attachEvent&&el.attachEvent("on"+eventName,eventHandler)}),window.attachEventListener=function(video,type,listener,useCapture){video.addEventListener(type,listener,useCapture)};var MediaStream=window.MediaStream;"undefined"==typeof MediaStream&&"undefined"!=typeof webkitMediaStream&&(MediaStream=webkitMediaStream),"undefined"==typeof MediaStream||"stop"in MediaStream.prototype||(MediaStream.prototype.stop=function(){!this.getAudioTracks&&this.getTracks&&(this.getAudioTracks=function(){var array=[];return this.getTracks.forEach(function(track){-1!==track.kind.toString().indexOf("audio")&&array.push(track)}),array}),!this.getVideoTracks&&this.getTracks&&(this.getVideoTracks=function(){var array=[];return this.getTracks.forEach(function(track){-1!==track.kind.toString().indexOf("video")&&array.push(track)}),array}),this.getAudioTracks().forEach(function(track){track.stop&&track.stop()}),this.getVideoTracks().forEach(function(track){track.stop&&track.stop()}),isFirefox&&fireEvent(this,"ended")}),"undefined"!=typeof MediaStream&&("getAudioTracks"in MediaStream.prototype&&"function"==typeof MediaStream.prototype.getAudioTracks||(MediaStream.prototype.getAudioTracks=function(){}),"getVideoTracks"in MediaStream.prototype&&"function"==typeof MediaStream.prototype.getVideoTracks||(MediaStream.prototype.getVideoTracks=function(){}));var lastChanges="";!function(){function LoadPluginRTC(){function getPlugin(){return document.getElementById("WebrtcEverywherePluginId")}window.PluginRTC={};var extractPluginObj=function(elt){return elt.isWebRtcPlugin?elt:elt.pluginObj},attachEventListener=function(elt,type,listener,useCapture){var _pluginObj=extractPluginObj(elt);_pluginObj?_pluginObj.bindEventListener(type,listener,useCapture):"undefined"!=typeof elt.addEventListener?elt.addEventListener(type,listener,useCapture):"undefined"!=typeof elt.addEvent&&elt.addEventListener("on"+type,listener,useCapture)},installPlugin=function(){if(!document.getElementById("WebrtcEverywherePluginId")){var pluginObj=document.createElement("object");isIE?pluginObj.setAttribute("classid","CLSID:7FD49E23-C8D7-4C4F-93A1-F7EACFA1EC53"):pluginObj.setAttribute("type","application/webrtc-everywhere"),pluginObj.setAttribute("id","WebrtcEverywherePluginId"),(document.body||document.documentElement).appendChild(pluginObj),pluginObj.setAttribute("width","0"),pluginObj.setAttribute("height","0")}};document.body?installPlugin():(attachEventListener(window,"load",function(){installPlugin()}),attachEventListener(document,"readystatechange",function(){"complete"==document.readyState&&installPlugin()}));var getUserMediaDelayed;window.PluginRTC.getUserMedia=navigator.getUserMedia=function(constraints,successCallback,errorCallback){"complete"!==document.readyState?getUserMediaDelayed||(getUserMediaDelayed=!0,attachEventListener(document,"readystatechange",function(){getUserMediaDelayed&&"complete"==document.readyState&&(getUserMediaDelayed=!1,getPlugin().getUserMedia(constraints,successCallback,errorCallback))})):getPlugin().getUserMedia(constraints,successCallback,errorCallback)},window.PluginRTC.attachMediaStream=function(element,stream){if(element.isWebRtcPlugin)return element.src=stream,element;if("video"===element.nodeName.toLowerCase()){if(!element.pluginObj&&stream){var _pluginObj=document.createElement("object"),_isIE=Object.getOwnPropertyDescriptor&&Object.getOwnPropertyDescriptor(window,"ActiveXObject")||"ActiveXObject"in window;_isIE?_pluginObj.setAttribute("classid","CLSID:7FD49E23-C8D7-4C4F-93A1-F7EACFA1EC53"):_pluginObj.setAttribute("type","application/webrtc-everywhere"),element.pluginObj=_pluginObj,_pluginObj.setAttribute("className",element.className),_pluginObj.setAttribute("innerHTML",element.innerHTML);var width=element.getAttribute("width"),height=element.getAttribute("height"),bounds=element.getBoundingClientRect();if(width||(width=bounds.right-bounds.left),height||(height=bounds.bottom-bounds.top),"getComputedStyle"in window){var computedStyle=window.getComputedStyle(element,null);width||"auto"==computedStyle.width||"0px"==computedStyle.width||(width=computedStyle.width),height||"auto"==computedStyle.height||"0px"==computedStyle.height||(height=computedStyle.height)}width?_pluginObj.setAttribute("width",width):_pluginObj.setAttribute("autowidth",!0),height?_pluginObj.setAttribute("height",height):_pluginObj.setAttribute("autoheight",!0),(document.body||document.documentElement).appendChild(_pluginObj),element.parentNode&&(element.parentNode.replaceChild(_pluginObj,element),document.body.appendChild(element),element.style.visibility="hidden")}return element.pluginObj&&(element.pluginObj.bindEventListener("play",function(objvid){element.pluginObj&&(element.pluginObj.getAttribute("autowidth")&&objvid.videoWidth&&element.pluginObj.setAttribute("width",objvid.videoWidth),element.pluginObj.getAttribute("autoheight")&&objvid.videoHeight&&element.pluginObj.setAttribute("height",objvid.videoHeight))}),element.pluginObj.src=stream),element.pluginObj}return"audio"===element.nodeName.toLowerCase()?element:void 0},window.PluginRTC.MediaStreamTrack={};var getSourcesDelayed;window.PluginRTC.MediaStreamTrack.getSources=function(gotSources){"complete"!==document.readyState?getSourcesDelayed||(getSourcesDelayed=!0,attachEventListener(document,"readystatechange",function(){getSourcesDelayed&&"complete"==document.readyState&&(getSourcesDelayed=!1,getPlugin().getSources(gotSources))})):getPlugin().getSources(gotSources)},window.PluginRTC.RTCPeerConnection=function(configuration,constraints){return getPlugin().createPeerConnection(configuration,constraints)},window.PluginRTC.RTCIceCandidate=function(RTCIceCandidateInit){return getPlugin().createIceCandidate(RTCIceCandidateInit)},window.PluginRTC.RTCSessionDescription=function(RTCSessionDescriptionInit){return getPlugin().createSessionDescription(RTCSessionDescriptionInit)},window.onPluginRTCInitialized&&window.onPluginRTCInitialized(window.PluginRTC)}var ua=navigator.userAgent.toLowerCase(),isSafari=-1!=ua.indexOf("safari")&&-1==ua.indexOf("chrome"),isIE=!!(Object.getOwnPropertyDescriptor&&Object.getOwnPropertyDescriptor(window,"ActiveXObject")||"ActiveXObject"in window);(isSafari||isIE)&&window.addEventListener("load",LoadPluginRTC,!1)}(),function(){function getBrowserInfo(){var nameOffset,verOffset,ix,nAgt=(navigator.appVersion,navigator.userAgent),browserName=navigator.appName,fullVersion=""+parseFloat(navigator.appVersion),majorVersion=parseInt(navigator.appVersion,10);if(isOpera){browserName="Opera";try{fullVersion=navigator.userAgent.split("OPR/")[1].split(" ")[0],majorVersion=fullVersion.split(".")[0]}catch(e){fullVersion="0.0.0.0",majorVersion=0}}else isIE?(verOffset=nAgt.indexOf("MSIE"),browserName="IE",fullVersion=nAgt.substring(verOffset+5)):isChrome?(verOffset=nAgt.indexOf("Chrome"),browserName="Chrome",fullVersion=nAgt.substring(verOffset+7)):isSafari?(verOffset=nAgt.indexOf("Safari"),browserName="Safari",fullVersion=nAgt.substring(verOffset+7),-1!==(verOffset=nAgt.indexOf("Version"))&&(fullVersion=nAgt.substring(verOffset+8))):isFirefox?(verOffset=nAgt.indexOf("Firefox"),browserName="Firefox",fullVersion=nAgt.substring(verOffset+8)):(nameOffset=nAgt.lastIndexOf(" ")+1)<(verOffset=nAgt.lastIndexOf("/"))&&(browserName=nAgt.substring(nameOffset,verOffset),fullVersion=nAgt.substring(verOffset+1),browserName.toLowerCase()===browserName.toUpperCase()&&(browserName=navigator.appName));return isEdge&&(browserName="Edge",fullVersion=parseInt(navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)[2],10).toString()),-1!==(ix=fullVersion.indexOf(";"))&&(fullVersion=fullVersion.substring(0,ix)),-1!==(ix=fullVersion.indexOf(" "))&&(fullVersion=fullVersion.substring(0,ix)),majorVersion=parseInt(""+fullVersion,10),isNaN(majorVersion)&&(fullVersion=""+parseFloat(navigator.appVersion),majorVersion=parseInt(navigator.appVersion,10)),{fullVersion:fullVersion,version:majorVersion,name:browserName,isPrivateBrowsing:!1}}function retry(isDone,next){var currentTrial=0,maxRetry=50,isTimeout=!1,id=window.setInterval(function(){isDone()&&(window.clearInterval(id),next(isTimeout)),currentTrial++>maxRetry&&(window.clearInterval(id),isTimeout=!0,next(isTimeout))},10)}function isIE10OrLater(userAgent){var ua=userAgent.toLowerCase();if(0===ua.indexOf("msie")&&0===ua.indexOf("trident"))return!1;var match=/(?:msie|rv:)\s?([\d\.]+)/.exec(ua);return match&&parseInt(match[1],10)>=10?!0:!1}function detectPrivateMode(callback){var isPrivate;if(window.webkitRequestFileSystem)window.webkitRequestFileSystem(window.TEMPORARY,1,function(){isPrivate=!1},function(e){console.log(e),isPrivate=!0});else if(window.indexedDB&&/Firefox/.test(window.navigator.userAgent)){var db;try{db=window.indexedDB.open("test")}catch(e){isPrivate=!0}"undefined"==typeof isPrivate&&retry(function(){return"done"===db.readyState?!0:!1},function(isTimeout){isTimeout||(isPrivate=db.result?!1:!0)})}else if(isIE10OrLater(window.navigator.userAgent)){isPrivate=!1;try{window.indexedDB||(isPrivate=!0)}catch(e){isPrivate=!0}}else if(window.localStorage&&/Safari/.test(window.navigator.userAgent)){try{window.localStorage.setItem("test",1)}catch(e){isPrivate=!0}"undefined"==typeof isPrivate&&(isPrivate=!1,window.localStorage.removeItem("test"))}retry(function(){return"undefined"!=typeof isPrivate?!0:!1},function(isTimeout){callback(isPrivate)})}function detectDesktopOS(){var unknown="-",nVer=navigator.appVersion,nAgt=navigator.userAgent,os=unknown,clientStrings=[{s:"Windows 10",r:/(Windows 10.0|Windows NT 10.0)/},{s:"Windows 8.1",r:/(Windows 8.1|Windows NT 6.3)/},{s:"Windows 8",r:/(Windows 8|Windows NT 6.2)/},{s:"Windows 7",r:/(Windows 7|Windows NT 6.1)/},{s:"Windows Vista",r:/Windows NT 6.0/},{s:"Windows Server 2003",r:/Windows NT 5.2/},{s:"Windows XP",r:/(Windows NT 5.1|Windows XP)/},{s:"Windows 2000",r:/(Windows NT 5.0|Windows 2000)/},{s:"Windows ME",r:/(Win 9x 4.90|Windows ME)/},{s:"Windows 98",r:/(Windows 98|Win98)/},{s:"Windows 95",r:/(Windows 95|Win95|Windows_95)/},{s:"Windows NT 4.0",r:/(Windows NT 4.0|WinNT4.0|WinNT|Windows NT)/},{s:"Windows CE",r:/Windows CE/},{s:"Windows 3.11",r:/Win16/},{s:"Android",r:/Android/},{s:"Open BSD",r:/OpenBSD/},{s:"Sun OS",r:/SunOS/},{s:"Linux",r:/(Linux|X11)/},{s:"iOS",r:/(iPhone|iPad|iPod)/},{s:"Mac OS X",r:/Mac OS X/},{s:"Mac OS",r:/(MacPPC|MacIntel|Mac_PowerPC|Macintosh)/},{s:"QNX",r:/QNX/},{s:"UNIX",r:/UNIX/},{s:"BeOS",r:/BeOS/},{s:"OS/2",r:/OS\/2/},{s:"Search Bot",r:/(nuhk|Googlebot|Yammybot|Openbot|Slurp|MSNBot|Ask Jeeves\/Teoma|ia_archiver)/}];for(var id in clientStrings){var cs=clientStrings[id];if(cs.r.test(nAgt)){os=cs.s;break}}var osVersion=unknown;switch(/Windows/.test(os)&&(/Windows (.*)/.test(os)&&(osVersion=/Windows (.*)/.exec(os)[1]),os="Windows"),os){case"Mac OS X":/Mac OS X (10[\.\_\d]+)/.test(nAgt)&&(osVersion=/Mac OS X (10[\.\_\d]+)/.exec(nAgt)[1]);break;case"Android":/Android ([\.\_\d]+)/.test(nAgt)&&(osVersion=/Android ([\.\_\d]+)/.exec(nAgt)[1]);break;case"iOS":/OS (\d+)_(\d+)_?(\d+)?/.test(nAgt)&&(osVersion=/OS (\d+)_(\d+)_?(\d+)?/.exec(nVer),osVersion=osVersion[1]+"."+osVersion[2]+"."+(0|osVersion[3]))}return{osName:os,osVersion:osVersion}}function DetectLocalIPAddress(callback){DetectRTC.isWebRTCSupported&&(DetectRTC.isORTCSupported||getIPs(function(ip){callback(ip.match(/^(192\.168\.|169\.254\.|10\.|172\.(1[6-9]|2\d|3[01]))/)?"Local: "+ip:"Public: "+ip)}))}function getIPs(callback){function handleCandidate(candidate){var ipRegex=/([0-9]{1,3}(\.[0-9]{1,3}){3})/,match=ipRegex.exec(candidate);if(!match)return void console.warn("Could not match IP address in",candidate);var ipAddress=match[1];void 0===ipDuplicates[ipAddress]&&callback(ipAddress),ipDuplicates[ipAddress]=!0}var ipDuplicates={},RTCPeerConnection=window.RTCPeerConnection||window.mozRTCPeerConnection||window.webkitRTCPeerConnection,useWebKit=!!window.webkitRTCPeerConnection;if(!RTCPeerConnection){var iframe=document.getElementById("iframe");if(!iframe)throw"NOTE: you need to have an iframe in the page right above the script tag.";var win=iframe.contentWindow;RTCPeerConnection=win.RTCPeerConnection||win.mozRTCPeerConnection||win.webkitRTCPeerConnection,useWebKit=!!win.webkitRTCPeerConnection}if(RTCPeerConnection){var servers,mediaConstraints={optional:[{RtpDataChannels:!0}]};useWebKit&&(servers={iceServers:[{urls:"stun:stun.services.mozilla.com"}]},"undefined"!=typeof DetectRTC&&DetectRTC.browser.isFirefox&&DetectRTC.browser.version<=38&&(servers[0]={url:servers[0].urls}));var pc=new RTCPeerConnection(servers,mediaConstraints);pc.onicecandidate=function(ice){ice.candidate&&handleCandidate(ice.candidate.candidate)},pc.createDataChannel(""),pc.createOffer(function(result){pc.setLocalDescription(result,function(){},function(){})},function(){}),setTimeout(function(){var lines=pc.localDescription.sdp.split("\n");lines.forEach(function(line){0===line.indexOf("a=candidate:")&&handleCandidate(line)})},1e3)}}function checkDeviceSupport(callback){if(canEnumerate){if(!navigator.enumerateDevices&&window.MediaStreamTrack&&window.MediaStreamTrack.getSources&&(navigator.enumerateDevices=window.MediaStreamTrack.getSources.bind(window.MediaStreamTrack)),!navigator.enumerateDevices&&navigator.enumerateDevices&&(navigator.enumerateDevices=navigator.enumerateDevices.bind(navigator)),!navigator.enumerateDevices)return void(callback&&callback());MediaDevices=[],audioInputDevices=[],audioOutputDevices=[],videoInputDevices=[],navigator.enumerateDevices(function(devices){devices.forEach(function(_device){var device={};for(var d in _device)device[d]=_device[d];"audio"===device.kind&&(device.kind="audioinput"),"video"===device.kind&&(device.kind="videoinput");var skip;MediaDevices.forEach(function(d){d.id===device.id&&d.kind===device.kind&&(skip=!0)}),skip||(device.deviceId||(device.deviceId=device.id),device.id||(device.id=device.deviceId),device.label?("videoinput"!==device.kind||isWebsiteHasWebcamPermissions||(isWebsiteHasWebcamPermissions=!0),"audioinput"!==device.kind||isWebsiteHasMicrophonePermissions||(isWebsiteHasMicrophonePermissions=!0)):(device.label="Please invoke getUserMedia once.","https:"!==location.protocol&&document.domain.search&&-1===document.domain.search(/localhost|127.0./g)&&(device.label="HTTPs is required to get label of this "+device.kind+" device.")),"audioinput"===device.kind&&(hasMicrophone=!0,-1===audioInputDevices.indexOf(device)&&audioInputDevices.push(device)),"audiooutput"===device.kind&&(hasSpeakers=!0,-1===audioOutputDevices.indexOf(device)&&audioOutputDevices.push(device)),"videoinput"===device.kind&&(hasWebcam=!0,-1===videoInputDevices.indexOf(device)&&videoInputDevices.push(device)),-1===MediaDevices.indexOf(device)&&MediaDevices.push(device))}),"undefined"!=typeof DetectRTC&&(DetectRTC.MediaDevices=MediaDevices,DetectRTC.hasMicrophone=hasMicrophone,DetectRTC.hasSpeakers=hasSpeakers,DetectRTC.hasWebcam=hasWebcam,DetectRTC.isWebsiteHasWebcamPermissions=isWebsiteHasWebcamPermissions,DetectRTC.isWebsiteHasMicrophonePermissions=isWebsiteHasMicrophonePermissions,DetectRTC.audioInputDevices=audioInputDevices,DetectRTC.audioOutputDevices=audioOutputDevices,DetectRTC.videoInputDevices=videoInputDevices),callback&&callback()})}}var navigator=window.navigator;"undefined"!=typeof navigator?("undefined"!=typeof navigator.webkitGetUserMedia&&(navigator.getUserMedia=navigator.webkitGetUserMedia),"undefined"!=typeof navigator.mozGetUserMedia&&(navigator.getUserMedia=navigator.mozGetUserMedia)):navigator={getUserMedia:function(){},userAgent:"Fake/5.0 (FakeOS) AppleWebKit/123 (KHTML, like Gecko) Fake/12.3.4567.89 Fake/123.45"};var isMobileDevice=!!navigator.userAgent.match(/Android|iPhone|iPad|iPod|BlackBerry|IEMobile/i),isEdge=!(-1===navigator.userAgent.indexOf("Edge")||!navigator.msSaveOrOpenBlob&&!navigator.msSaveBlob),isOpera=!!window.opera||navigator.userAgent.indexOf(" OPR/")>=0,isFirefox="undefined"!=typeof window.InstallTrigger,isSafari=Object.prototype.toString.call(window.HTMLElement).indexOf("Constructor")>0,isChrome=!!window.chrome&&!isOpera,isIE=!!document.documentMode&&!isEdge,isMobile={Android:function(){return navigator.userAgent.match(/Android/i)},BlackBerry:function(){return navigator.userAgent.match(/BlackBerry/i)},iOS:function(){return navigator.userAgent.match(/iPhone|iPad|iPod/i)},Opera:function(){return navigator.userAgent.match(/Opera Mini/i)},Windows:function(){return navigator.userAgent.match(/IEMobile/i)},any:function(){return isMobile.Android()||isMobile.BlackBerry()||isMobile.iOS()||isMobile.Opera()||isMobile.Windows()},getOsName:function(){var osName="Unknown OS";return isMobile.Android()&&(osName="Android"),isMobile.BlackBerry()&&(osName="BlackBerry"),isMobile.iOS()&&(osName="iOS"),isMobile.Opera()&&(osName="Opera Mini"),isMobile.Windows()&&(osName="Windows"),osName}},osName="Unknown OS",osVersion="Unknown OS Version";if(isMobile.any())osName=isMobile.getOsName();else{var osInfo=detectDesktopOS();osName=osInfo.osName,osVersion=osInfo.osVersion}var isCanvasSupportsStreamCapturing=!1,isVideoSupportsStreamCapturing=!1;["captureStream","mozCaptureStream","webkitCaptureStream"].forEach(function(item){!isCanvasSupportsStreamCapturing&&item in document.createElement("canvas")&&(isCanvasSupportsStreamCapturing=!0),!isVideoSupportsStreamCapturing&&item in document.createElement("video")&&(isVideoSupportsStreamCapturing=!0)});var MediaDevices=[],audioInputDevices=[],audioOutputDevices=[],videoInputDevices=[];navigator.mediaDevices&&navigator.mediaDevices.enumerateDevices&&(navigator.enumerateDevices=function(callback){navigator.mediaDevices.enumerateDevices().then(callback)});var canEnumerate=!1;"undefined"!=typeof MediaStreamTrack&&"getSources"in MediaStreamTrack?canEnumerate=!0:navigator.mediaDevices&&navigator.mediaDevices.enumerateDevices&&(canEnumerate=!0);var hasMicrophone=!1,hasSpeakers=!1,hasWebcam=!1,isWebsiteHasMicrophonePermissions=!1,isWebsiteHasWebcamPermissions=!1;checkDeviceSupport();var DetectRTC=window.DetectRTC||{};DetectRTC.browser=getBrowserInfo(),detectPrivateMode(function(isPrivateBrowsing){DetectRTC.browser.isPrivateBrowsing=!!isPrivateBrowsing}),DetectRTC.browser["is"+DetectRTC.browser.name]=!0;var isWebRTCSupported=(!!(window.process&&"object"==typeof window.process&&window.process.versions&&window.process.versions["node-webkit"]),!1);["RTCPeerConnection","webkitRTCPeerConnection","mozRTCPeerConnection","RTCIceGatherer"].forEach(function(item){isWebRTCSupported||item in window&&(isWebRTCSupported=!0)}),DetectRTC.isWebRTCSupported=isWebRTCSupported,DetectRTC.isORTCSupported="undefined"!=typeof RTCIceGatherer;var isScreenCapturingSupported=!1;DetectRTC.browser.isChrome&&DetectRTC.browser.version>=35?isScreenCapturingSupported=!0:DetectRTC.browser.isFirefox&&DetectRTC.browser.version>=34&&(isScreenCapturingSupported=!0),"https:"!==location.protocol&&(isScreenCapturingSupported=!1),DetectRTC.isScreenCapturingSupported=isScreenCapturingSupported;var webAudio={isSupported:!1,isCreateMediaStreamSourceSupported:!1};["AudioContext","webkitAudioContext","mozAudioContext","msAudioContext"].forEach(function(item){webAudio.isSupported||item in window&&(webAudio.isSupported=!0,"createMediaStreamSource"in window[item].prototype&&(webAudio.isCreateMediaStreamSourceSupported=!0))}),DetectRTC.isAudioContextSupported=webAudio.isSupported,DetectRTC.isCreateMediaStreamSourceSupported=webAudio.isCreateMediaStreamSourceSupported;var isRtpDataChannelsSupported=!1;DetectRTC.browser.isChrome&&DetectRTC.browser.version>31&&(isRtpDataChannelsSupported=!0),DetectRTC.isRtpDataChannelsSupported=isRtpDataChannelsSupported;var isSCTPSupportd=!1;DetectRTC.browser.isFirefox&&DetectRTC.browser.version>28?isSCTPSupportd=!0:DetectRTC.browser.isChrome&&DetectRTC.browser.version>25?isSCTPSupportd=!0:DetectRTC.browser.isOpera&&DetectRTC.browser.version>=11&&(isSCTPSupportd=!0),DetectRTC.isSctpDataChannelsSupported=isSCTPSupportd,DetectRTC.isMobileDevice=isMobileDevice;var isGetUserMediaSupported=!1;navigator.getUserMedia?isGetUserMediaSupported=!0:navigator.mediaDevices&&navigator.mediaDevices.getUserMedia&&(isGetUserMediaSupported=!0),DetectRTC.browser.isChrome&&DetectRTC.browser.version>=46&&"https:"!==location.protocol&&(DetectRTC.isGetUserMediaSupported="Requires HTTPs"),DetectRTC.isGetUserMediaSupported=isGetUserMediaSupported,DetectRTC.osName=osName,DetectRTC.osVersion=osVersion;var displayResolution="";if(screen.width){var width=screen.width?screen.width:"",height=screen.height?screen.height:"";displayResolution+=""+width+" x "+height}DetectRTC.displayResolution=displayResolution,DetectRTC.isCanvasSupportsStreamCapturing=isCanvasSupportsStreamCapturing,DetectRTC.isVideoSupportsStreamCapturing=isVideoSupportsStreamCapturing,DetectRTC.DetectLocalIPAddress=DetectLocalIPAddress,DetectRTC.isWebSocketsSupported="WebSocket"in window&&2===window.WebSocket.CLOSING,DetectRTC.isWebSocketsBlocked=!DetectRTC.isWebSocketsSupported,DetectRTC.checkWebSocketsSupport=function(callback){callback=callback||function(){};try{var websocket=new WebSocket("wss://echo.websocket.org:443/");websocket.onopen=function(){DetectRTC.isWebSocketsBlocked=!1,callback(),websocket.close(),websocket=null},websocket.onerror=function(){DetectRTC.isWebSocketsBlocked=!0,callback()}}catch(e){DetectRTC.isWebSocketsBlocked=!0,callback()}},DetectRTC.load=function(callback){callback=callback||function(){},checkDeviceSupport(callback)},DetectRTC.MediaDevices=MediaDevices,DetectRTC.hasMicrophone=hasMicrophone,DetectRTC.hasSpeakers=hasSpeakers,DetectRTC.hasWebcam=hasWebcam,DetectRTC.isWebsiteHasWebcamPermissions=isWebsiteHasWebcamPermissions,DetectRTC.isWebsiteHasMicrophonePermissions=isWebsiteHasMicrophonePermissions,DetectRTC.audioInputDevices=audioInputDevices,DetectRTC.audioOutputDevices=audioOutputDevices,DetectRTC.videoInputDevices=videoInputDevices;var isSetSinkIdSupported=!1;"setSinkId"in document.createElement("video")&&(isSetSinkIdSupported=!0),DetectRTC.isSetSinkIdSupported=isSetSinkIdSupported;var isRTPSenderReplaceTracksSupported=!1;DetectRTC.browser.isFirefox?"getSenders"in mozRTCPeerConnection.prototype&&(isRTPSenderReplaceTracksSupported=!0):DetectRTC.browser.isChrome&&"undefined"!=typeof webkitRTCPeerConnection&&"getSenders"in webkitRTCPeerConnection.prototype&&(isRTPSenderReplaceTracksSupported=!0),DetectRTC.isRTPSenderReplaceTracksSupported=isRTPSenderReplaceTracksSupported;var isRemoteStreamProcessingSupported=!1;DetectRTC.browser.isFirefox&&DetectRTC.browser.version>38&&(isRemoteStreamProcessingSupported=!0),DetectRTC.isRemoteStreamProcessingSupported=isRemoteStreamProcessingSupported;var isApplyConstraintsSupported=!1;"undefined"!=typeof MediaStreamTrack&&"applyConstraints"in MediaStreamTrack.prototype&&(isApplyConstraintsSupported=!0),DetectRTC.isApplyConstraintsSupported=isApplyConstraintsSupported;var isMultiMonitorScreenCapturingSupported=!1;DetectRTC.browser.isFirefox&&DetectRTC.browser.version>=43&&(isMultiMonitorScreenCapturingSupported=!0),DetectRTC.isMultiMonitorScreenCapturingSupported=isMultiMonitorScreenCapturingSupported,window.DetectRTC=DetectRTC}(),document.addEventListener("deviceready",setCordovaAPIs,!1),setCordovaAPIs();var RTCPeerConnection,defaults={};"undefined"!=typeof mozRTCPeerConnection?RTCPeerConnection=mozRTCPeerConnection:"undefined"!=typeof webkitRTCPeerConnection?RTCPeerConnection=webkitRTCPeerConnection:"undefined"!=typeof window.RTCPeerConnection?RTCPeerConnection=window.RTCPeerConnection:(console.error("WebRTC 1.0 (RTCPeerConnection) API are NOT available in this browser."),RTCPeerConnection=window.RTCSessionDescription=window.RTCIceCandidate=function(){});var RTCSessionDescription=window.RTCSessionDescription||window.mozRTCSessionDescription,RTCIceCandidate=window.RTCIceCandidate||window.mozRTCIceCandidate,MediaStreamTrack=window.MediaStreamTrack,Plugin={};"undefined"!=typeof PluginRTC&&onPluginRTCInitialized(PluginRTC);var CodecsHandler=function(){function removeVPX(sdp){if(!sdp||"string"!=typeof sdp)throw"Invalid arguments.";return sdp=sdp.replace("a=rtpmap:100 VP8/90000\r\n",""),sdp=sdp.replace("a=rtpmap:101 VP9/90000\r\n",""),sdp=sdp.replace(/m=video ([0-9]+) RTP\/SAVPF ([0-9 ]*) 100/g,"m=video $1 RTP/SAVPF $2"),sdp=sdp.replace(/m=video ([0-9]+) RTP\/SAVPF ([0-9 ]*) 101/g,"m=video $1 RTP/SAVPF $2"),sdp=sdp.replace(/m=video ([0-9]+) RTP\/SAVPF 100([0-9 ]*)/g,"m=video $1 RTP/SAVPF$2"),sdp=sdp.replace(/m=video ([0-9]+) RTP\/SAVPF 101([0-9 ]*)/g,"m=video $1 RTP/SAVPF$2"),sdp=sdp.replace("a=rtcp-fb:120 nack\r\n",""),sdp=sdp.replace("a=rtcp-fb:120 nack pli\r\n",""),sdp=sdp.replace("a=rtcp-fb:120 ccm fir\r\n",""),sdp=sdp.replace("a=rtcp-fb:101 nack\r\n",""),sdp=sdp.replace("a=rtcp-fb:101 nack pli\r\n",""),sdp=sdp.replace("a=rtcp-fb:101 ccm fir\r\n","")}function disableNACK(sdp){if(!sdp||"string"!=typeof sdp)throw"Invalid arguments.";return sdp=sdp.replace("a=rtcp-fb:126 nack\r\n",""),sdp=sdp.replace("a=rtcp-fb:126 nack pli\r\n","a=rtcp-fb:126 pli\r\n"),sdp=sdp.replace("a=rtcp-fb:97 nack\r\n",""),sdp=sdp.replace("a=rtcp-fb:97 nack pli\r\n","a=rtcp-fb:97 pli\r\n")}function prioritize(codecMimeType,peer){if(peer&&peer.getSenders&&peer.getSenders().length){if(!codecMimeType||"string"!=typeof codecMimeType)throw"Invalid arguments.";peer.getSenders().forEach(function(sender){for(var params=sender.getParameters(),i=0;ii;++i)if(0===sdpLines[i].indexOf(prefix)&&(!substr||-1!==sdpLines[i].toLowerCase().indexOf(substr.toLowerCase())))return i;return null}function getCodecPayloadType(sdpLine){var pattern=new RegExp("a=rtpmap:(\\d+) \\w+\\/\\d+"),result=sdpLine.match(pattern);return result&&2===result.length?result[1]:null}function setVideoBitrates(sdp,params){if(isMobileDevice)return sdp;params=params||{};var vp8Payload,xgoogle_min_bitrate=params.min,xgoogle_max_bitrate=params.max,sdpLines=sdp.split("\r\n"),vp8Index=findLine(sdpLines,"a=rtpmap","VP8/90000");if(vp8Index&&(vp8Payload=getCodecPayloadType(sdpLines[vp8Index])),!vp8Payload)return sdp;var rtxPayload,rtxIndex=findLine(sdpLines,"a=rtpmap","rtx/90000");if(rtxIndex&&(rtxPayload=getCodecPayloadType(sdpLines[rtxIndex])),!rtxIndex)return sdp;var rtxFmtpLineIndex=findLine(sdpLines,"a=fmtp:"+rtxPayload.toString());if(null!==rtxFmtpLineIndex){var appendrtxNext="\r\n";appendrtxNext+="a=fmtp:"+vp8Payload+" x-google-min-bitrate="+(xgoogle_min_bitrate||"228")+"; x-google-max-bitrate="+(xgoogle_max_bitrate||"228"),
+sdpLines[rtxFmtpLineIndex]=sdpLines[rtxFmtpLineIndex].concat(appendrtxNext),sdp=sdpLines.join("\r\n")}return sdp}function setOpusAttributes(sdp,params){if(isMobileDevice)return sdp;params=params||{};var opusPayload,sdpLines=sdp.split("\r\n"),opusIndex=findLine(sdpLines,"a=rtpmap","opus/48000");if(opusIndex&&(opusPayload=getCodecPayloadType(sdpLines[opusIndex])),!opusPayload)return sdp;var opusFmtpLineIndex=findLine(sdpLines,"a=fmtp:"+opusPayload.toString());if(null===opusFmtpLineIndex)return sdp;var appendOpusNext="";return appendOpusNext+="; stereo="+("undefined"!=typeof params.stereo?params.stereo:"1"),appendOpusNext+="; sprop-stereo="+("undefined"!=typeof params["sprop-stereo"]?params["sprop-stereo"]:"1"),"undefined"!=typeof params.maxaveragebitrate&&(appendOpusNext+="; maxaveragebitrate="+(params.maxaveragebitrate||1048576)),"undefined"!=typeof params.maxplaybackrate&&(appendOpusNext+="; maxplaybackrate="+(params.maxplaybackrate||1048576)),"undefined"!=typeof params.cbr&&(appendOpusNext+="; cbr="+("undefined"!=typeof params.cbr?params.cbr:"1")),"undefined"!=typeof params.useinbandfec&&(appendOpusNext+="; useinbandfec="+params.useinbandfec),"undefined"!=typeof params.usedtx&&(appendOpusNext+="; usedtx="+params.usedtx),"undefined"!=typeof params.maxptime&&(appendOpusNext+="\r\na=maxptime:"+params.maxptime),sdpLines[opusFmtpLineIndex]=sdpLines[opusFmtpLineIndex].concat(appendOpusNext),sdp=sdpLines.join("\r\n")}function preferVP9(sdp){return-1===sdp.indexOf("SAVPF 100 101")||-1===sdp.indexOf("VP9/90000")?sdp:sdp.replace("SAVPF 100 101","SAVPF 101 100")}var isMobileDevice=!!navigator.userAgent.match(/Android|iPhone|iPad|iPod|BlackBerry|IEMobile/i);return"undefined"!=typeof cordova&&(isMobileDevice=!0),navigator&&navigator.userAgent&&-1!==navigator.userAgent.indexOf("Crosswalk")&&(isMobileDevice=!0),{removeVPX:removeVPX,disableNACK:disableNACK,prioritize:prioritize,removeNonG722:removeNonG722,setApplicationSpecificBandwidth:function(sdp,bandwidth,isScreen){return setBAS(sdp,bandwidth,isScreen)},setVideoBitrates:function(sdp,params){return setVideoBitrates(sdp,params)},setOpusAttributes:function(sdp,params){return setOpusAttributes(sdp,params)},preferVP9:preferVP9}}();window.BandwidthHandler=CodecsHandler;var loadedIceFrame,OnIceCandidateHandler=function(){function processCandidates(connection,icePair){var candidate=icePair.candidate,iceRestrictions=connection.candidates,stun=iceRestrictions.stun,turn=iceRestrictions.turn;if(isNull(iceRestrictions.reflexive)||(stun=iceRestrictions.reflexive),isNull(iceRestrictions.relay)||(turn=iceRestrictions.relay),(iceRestrictions.host||!candidate.match(/typ host/g))&&(turn||!candidate.match(/typ relay/g))&&(stun||!candidate.match(/typ srflx/g))){var protocol=connection.iceProtocols;if((protocol.udp||!candidate.match(/ udp /g))&&(protocol.tcp||!candidate.match(/ tcp /g)))return connection.enableLogs&&console.debug("Your candidate pairs:",candidate),{candidate:candidate,sdpMid:icePair.sdpMid,sdpMLineIndex:icePair.sdpMLineIndex}}}return{processCandidates:processCandidates}}();"undefined"!=typeof window.getExternalIceServers&&1==window.getExternalIceServers&&loadIceFrame(function(externalIceServers){externalIceServers&&externalIceServers.length&&(window.RMCExternalIceServers=externalIceServers,window.iceServersLoadCallback&&"function"==typeof window.iceServersLoadCallback&&window.iceServersLoadCallback(externalIceServers))});var IceServersHandler=function(){function getIceServers(connection){var iceServers=[];return iceServers.push({urls:"stun:stun.l.google.com:19302"},{urls:"stun:mmt-stun.verkstad.net"},{urls:"stun:stun.anyfirewall.com:3478"}),iceServers.push({urls:"turn:turn.bistri.com:80",credential:"homeo",username:"homeo"}),iceServers.push({urls:"turn:turn.anyfirewall.com:443",credential:"webrtc",username:"webrtc"}),iceServers.push({urls:"turn:mmt-turn.verkstad.net",username:"webrtc",credential:"secret"}),window.RMCExternalIceServers?(iceServers=window.RMCExternalIceServers.concat(iceServers),connection.iceServers=iceServers):"undefined"!=typeof window.getExternalIceServers&&1==window.getExternalIceServers&&(window.iceServersLoadCallback=function(){iceServers=window.RMCExternalIceServers.concat(iceServers),connection.iceServers=iceServers}),iceServers}return{getIceServers:getIceServers}}(),getUserMedia=null,webrtcDetectedBrowser=null,webrtcDetectedVersion=null,webrtcMinimumVersion=null,webrtcUtils=window.webrtcUtils||{};if(webrtcUtils.enableLogs||(webrtcUtils.enableLogs=!0),webrtcUtils.log||(webrtcUtils.log=function(){webrtcUtils.enableLogs&&("undefined"!=typeof module||"function"==typeof require&&"function"==typeof define||console.log.apply(console,arguments))}),webrtcUtils.extractVersion||(webrtcUtils.extractVersion=function(uastring,expr,pos){var match=uastring.match(expr);return match&&match.length>=pos&&parseInt(match[pos],10)}),"object"==typeof window&&(!window.HTMLMediaElement||"srcObject"in window.HTMLMediaElement.prototype||Object.defineProperty(window.HTMLMediaElement.prototype,"srcObject",{get:function(){return"mozSrcObject"in this?this.mozSrcObject:this._srcObject},set:function(stream){"mozSrcObject"in this?this.mozSrcObject=stream:(this._srcObject=stream,this.src=stream?URL.createObjectURL(stream):null)}}),getUserMedia=window.navigator&&window.navigator.getUserMedia),"undefined"!=typeof window&&window.navigator)if(navigator.mozGetUserMedia&&window.mozRTCPeerConnection){if(webrtcDetectedBrowser="firefox",webrtcDetectedVersion=webrtcUtils.extractVersion(navigator.userAgent,/Firefox\/([0-9]+)\./,1),webrtcMinimumVersion=31,getUserMedia=function(constraints,onSuccess,onError){var constraintsToFF37=function(c){if("object"!=typeof c||c.require)return c;var require=[];return Object.keys(c).forEach(function(key){if("require"!==key&&"advanced"!==key&&"mediaSource"!==key){var r=c[key]="object"==typeof c[key]?c[key]:{ideal:c[key]};if((void 0!==r.min||void 0!==r.max||void 0!==r.exact)&&require.push(key),void 0!==r.exact&&("number"==typeof r.exact?r.min=r.max=r.exact:c[key]=r.exact,delete r.exact),void 0!==r.ideal){c.advanced=c.advanced||[];var oc={};"number"==typeof r.ideal?oc[key]={min:r.ideal,max:r.ideal}:oc[key]=r.ideal,c.advanced.push(oc),delete r.ideal,Object.keys(r).length||delete c[key]}}}),require.length&&(c.require=require),c};return 38>webrtcDetectedVersion&&(webrtcUtils.log("spec: "+JSON.stringify(constraints)),constraints.audio&&(constraints.audio=constraintsToFF37(constraints.audio)),constraints.video&&(constraints.video=constraintsToFF37(constraints.video)),webrtcUtils.log("ff37: "+JSON.stringify(constraints))),navigator.mozGetUserMedia(constraints,onSuccess,onError)},navigator.getUserMedia=getUserMedia,navigator.mediaDevices||(navigator.mediaDevices={getUserMedia:requestUserMedia,addEventListener:function(){},removeEventListener:function(){}}),navigator.mediaDevices.enumerateDevices=navigator.mediaDevices.enumerateDevices||function(){return new Promise(function(resolve){var infos=[{kind:"audioinput",deviceId:"default",label:"",groupId:""},{kind:"videoinput",deviceId:"default",label:"",groupId:""}];resolve(infos)})},41>webrtcDetectedVersion){var orgEnumerateDevices=navigator.mediaDevices.enumerateDevices.bind(navigator.mediaDevices);navigator.mediaDevices.enumerateDevices=function(){return orgEnumerateDevices().then(void 0,function(e){if("NotFoundError"===e.name)return[];throw e})}}}else if(navigator.webkitGetUserMedia&&window.webkitRTCPeerConnection){webrtcDetectedBrowser="chrome",webrtcDetectedVersion=webrtcUtils.extractVersion(navigator.userAgent,/Chrom(e|ium)\/([0-9]+)\./,2),webrtcMinimumVersion=38;var constraintsToChrome=function(c){if("object"!=typeof c||c.mandatory||c.optional)return c;var cc={};return Object.keys(c).forEach(function(key){if("require"!==key&&"advanced"!==key&&"mediaSource"!==key){var r="object"==typeof c[key]?c[key]:{ideal:c[key]};void 0!==r.exact&&"number"==typeof r.exact&&(r.min=r.max=r.exact);var oldname=function(prefix,name){return prefix?prefix+name.charAt(0).toUpperCase()+name.slice(1):"deviceId"===name?"sourceId":name};if(void 0!==r.ideal){cc.optional=cc.optional||[];var oc={};"number"==typeof r.ideal?(oc[oldname("min",key)]=r.ideal,cc.optional.push(oc),oc={},oc[oldname("max",key)]=r.ideal,cc.optional.push(oc)):(oc[oldname("",key)]=r.ideal,cc.optional.push(oc))}void 0!==r.exact&&"number"!=typeof r.exact?(cc.mandatory=cc.mandatory||{},cc.mandatory[oldname("",key)]=r.exact):["min","max"].forEach(function(mix){void 0!==r[mix]&&(cc.mandatory=cc.mandatory||{},cc.mandatory[oldname(mix,key)]=r[mix])})}}),c.advanced&&(cc.optional=(cc.optional||[]).concat(c.advanced)),cc};if(getUserMedia=function(constraints,onSuccess,onError){return constraints.audio&&(constraints.audio=constraintsToChrome(constraints.audio)),constraints.video&&(constraints.video=constraintsToChrome(constraints.video)),webrtcUtils.log("chrome: "+JSON.stringify(constraints)),navigator.webkitGetUserMedia(constraints,onSuccess,onError)},navigator.getUserMedia=getUserMedia,navigator.mediaDevices||(navigator.mediaDevices={getUserMedia:requestUserMedia}),navigator.mediaDevices.getUserMedia){var origGetUserMedia=navigator.mediaDevices.getUserMedia.bind(navigator.mediaDevices);navigator.mediaDevices.getUserMedia=function(c){return webrtcUtils.log("spec: "+JSON.stringify(c)),c.audio=constraintsToChrome(c.audio),c.video=constraintsToChrome(c.video),webrtcUtils.log("chrome: "+JSON.stringify(c)),origGetUserMedia(c)}}else navigator.mediaDevices.getUserMedia=function(constraints){return requestUserMedia(constraints)};"undefined"==typeof navigator.mediaDevices.addEventListener&&(navigator.mediaDevices.addEventListener=function(){webrtcUtils.log("Dummy mediaDevices.addEventListener called.")}),"undefined"==typeof navigator.mediaDevices.removeEventListener&&(navigator.mediaDevices.removeEventListener=function(){webrtcUtils.log("Dummy mediaDevices.removeEventListener called.")})}else navigator.mediaDevices&&navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)?(webrtcUtils.log("This appears to be Edge"),webrtcDetectedBrowser="edge",webrtcDetectedVersion=webrtcUtils.extractVersion(navigator.userAgent,/Edge\/(\d+).(\d+)$/,2),webrtcMinimumVersion=12):webrtcUtils.log("Browser does not appear to be WebRTC-capable");else webrtcDetectedBrowser="not a browser";"undefined"!=typeof module?module.exports={getUserMedia:getUserMedia,webrtcDetectedBrowser:webrtcDetectedBrowser,webrtcDetectedVersion:webrtcDetectedVersion,webrtcMinimumVersion:webrtcMinimumVersion,webrtcUtils:webrtcUtils}:"function"==typeof require&&"function"==typeof define&&define([],function(){return{getUserMedia:getUserMedia,webrtcDetectedBrowser:webrtcDetectedBrowser,webrtcDetectedVersion:webrtcDetectedVersion,webrtcMinimumVersion:webrtcMinimumVersion,webrtcUtils:webrtcUtils}}),"undefined"!=typeof webrtcUtils&&(webrtcUtils.enableLogs=!1);var currentUserMediaRequest={streams:[],mutex:!1,queueRequests:[],remove:function(idInstance){this.mutex=!1;var stream=this.streams[idInstance];if(stream){stream=stream.stream;var options=stream.currentUserMediaRequestOptions;this.queueRequests.indexOf(options)&&(delete this.queueRequests[this.queueRequests.indexOf(options)],this.queueRequests=removeNullEntries(this.queueRequests)),this.streams[idInstance].stream=null,delete this.streams[idInstance]}}},StreamsHandler=function(){function handleType(type){return type?"string"==typeof type||"undefined"==typeof type?type:type.audio&&type.video?null:type.audio?"audio":type.video?"video":void 0:void 0}function setHandlers(stream,syncAction,connection){function graduallyIncreaseVolume(){if(connection.streamEvents[stream.streamid].mediaElement){var mediaElement=connection.streamEvents[stream.streamid].mediaElement;mediaElement.volume=0,afterEach(200,5,function(){mediaElement.volume+=.2})}}("undefined"==typeof syncAction||1==syncAction)&&stream.addEventListener("ended",function(){StreamsHandler.onSyncNeeded(this.streamid,"ended")},!1),stream.mute=function(type,isSyncAction){type=handleType(type),"undefined"!=typeof isSyncAction&&(syncAction=isSyncAction),("undefined"==typeof type||"audio"==type)&&stream.getAudioTracks().forEach(function(track){track.enabled=!1,connection.streamEvents[stream.streamid].isAudioMuted=!0}),("undefined"==typeof type||"video"==type)&&stream.getVideoTracks().forEach(function(track){track.enabled=!1}),("undefined"==typeof syncAction||1==syncAction)&&StreamsHandler.onSyncNeeded(stream.streamid,"mute",type),connection.streamEvents[stream.streamid].muteType=type||"both",fireEvent(stream,"mute",type)},stream.unmute=function(type,isSyncAction){type=handleType(type),"undefined"!=typeof isSyncAction&&(syncAction=isSyncAction),graduallyIncreaseVolume(),("undefined"==typeof type||"audio"==type)&&stream.getAudioTracks().forEach(function(track){track.enabled=!0,connection.streamEvents[stream.streamid].isAudioMuted=!1}),("undefined"==typeof type||"video"==type)&&(stream.getVideoTracks().forEach(function(track){track.enabled=!0}),"undefined"!=typeof type&&"video"==type&&connection.streamEvents[stream.streamid].isAudioMuted&&!function looper(times){times||(times=0),times++,100>times&&connection.streamEvents[stream.streamid].isAudioMuted&&(stream.mute("audio"),setTimeout(function(){looper(times)},50))}()),("undefined"==typeof syncAction||1==syncAction)&&StreamsHandler.onSyncNeeded(stream.streamid,"unmute",type),connection.streamEvents[stream.streamid].unmuteType=type||"both",fireEvent(stream,"unmute",type)}}function afterEach(setTimeoutInteval,numberOfTimes,callback,startedTimes){startedTimes=(startedTimes||0)+1,startedTimes>=numberOfTimes||setTimeout(function(){callback(),afterEach(setTimeoutInteval,numberOfTimes,callback,startedTimes)},setTimeoutInteval)}return{setHandlers:setHandlers,onSyncNeeded:function(streamid,action,type){}}}();!function(){function getScreenConstraints(error,sourceId){var screen_constraints={audio:!1,video:{mandatory:{chromeMediaSource:error?"screen":"desktop",maxWidth:29999,maxHeight:8640,minFrameRate:30,maxFrameRate:128,minAspectRatio:1.77,googLeakyBucket:!0},optional:[]}};return sourceId&&(screen_constraints.video.mandatory.chromeMediaSourceId=sourceId),screen_constraints}function postMessage(){return iframe?iframe.isLoaded?void iframe.contentWindow.postMessage({captureSourceId:!0},"*"):void setTimeout(postMessage,100):void loadIFrame(postMessage)}function loadIFrame(loadCallback){return iframe?void loadCallback():(iframe=document.createElement("iframe"),iframe.onload=function(){iframe.isLoaded=!0,loadCallback()},iframe.src="https://www.webrtc-experiment.com/getSourceId/",iframe.style.display="none",void(document.body||document.documentElement).appendChild(iframe))}window.getScreenId=function(callback){function onIFrameCallback(event){event.data&&(event.data.chromeMediaSourceId&&("PermissionDeniedError"===event.data.chromeMediaSourceId?callback("permission-denied"):callback(null,event.data.chromeMediaSourceId,getScreenConstraints(null,event.data.chromeMediaSourceId))),event.data.chromeExtensionStatus&&callback(event.data.chromeExtensionStatus,null,getScreenConstraints(event.data.chromeExtensionStatus)),window.removeEventListener("message",onIFrameCallback))}return navigator.mozGetUserMedia?void callback(null,"firefox",{video:{mozMediaSource:"window",mediaSource:"window",width:29999,height:8640}}):(postMessage(),void window.addEventListener("message",onIFrameCallback))};var iframe;window.getScreenConstraints=function(callback){loadIFrame(function(){getScreenId(function(error,sourceId,screen_constraints){callback(error,screen_constraints.video)})})}}(),function(){function getScreenConstraints(error,sourceId){var screen_constraints={audio:!1,video:{mandatory:{chromeMediaSource:error?"screen":"desktop",maxWidth:29999,maxHeight:8640,minFrameRate:30,maxFrameRate:128,minAspectRatio:1.77,googLeakyBucket:!0},optional:[]}};return sourceId&&(screen_constraints.video.mandatory.chromeMediaSourceId=sourceId),screen_constraints}function postMessage(){return iframe?iframe.isLoaded?void iframe.contentWindow.postMessage({captureSourceId:!0},"*"):void setTimeout(postMessage,100):void loadIFrame(postMessage)}function loadIFrame(loadCallback){return iframe?void loadCallback():(iframe=document.createElement("iframe"),iframe.onload=function(){iframe.isLoaded=!0,loadCallback()},iframe.src="https://www.webrtc-experiment.com/getSourceId/",iframe.style.display="none",void(document.body||document.documentElement).appendChild(iframe))}if(-1!==document.domain.indexOf("webrtc-experiment.com")){window.getScreenId=function(callback){function onIFrameCallback(event){event.data&&(event.data.chromeMediaSourceId&&("PermissionDeniedError"===event.data.chromeMediaSourceId?callback("permission-denied"):callback(null,event.data.chromeMediaSourceId,getScreenConstraints(null,event.data.chromeMediaSourceId))),event.data.chromeExtensionStatus&&callback(event.data.chromeExtensionStatus,null,getScreenConstraints(event.data.chromeExtensionStatus)),window.removeEventListener("message",onIFrameCallback))}return navigator.mozGetUserMedia?void callback(null,"firefox",{video:{mozMediaSource:"window",mediaSource:"window",width:29999,height:8640}}):(postMessage(),void window.addEventListener("message",onIFrameCallback))};var iframe;window.getScreenConstraints=function(callback){loadIFrame(function(){getScreenId(function(error,sourceId,screen_constraints){callback(error,screen_constraints.video)})})}}}();var TextSender={send:function(config){function sendText(textMessage,text){var data={type:"text",uuid:uuid,sendingTime:sendingTime};textMessage&&(text=textMessage,data.packets=parseInt(text.length/packetSize)),text.length>packetSize?data.message=text.slice(0,packetSize):(data.message=text,data.last=!0,data.isobject=isobject),channel.send(data,remoteUserId),textToTransfer=text.slice(data.message.length),textToTransfer.length&&setTimeout(function(){sendText(null,textToTransfer)},connection.chunkInterval||100)}var connection=config.connection,channel=config.channel,remoteUserId=config.remoteUserId,initialText=config.text,packetSize=connection.chunkSize||1e3,textToTransfer="",isobject=!1;isString(initialText)||(isobject=!0,initialText=JSON.stringify(initialText));var uuid=getRandomString(),sendingTime=(new Date).getTime();sendText(initialText)}},FileProgressBarHandler=function(){function handle(connection){function updateLabel(progress,label){if(-1!==progress.position){var position=+progress.position.toFixed(2).split(".")[1]||100;label.innerHTML=position+"%"}}var progressHelper={};connection.onFileStart=function(file){var div=document.createElement("div");return div.title=file.name,div.innerHTML=" ",file.remoteUserId&&(div.innerHTML+=" (Sharing with:"+file.remoteUserId+")"),connection.filesContainer||(connection.filesContainer=document.body||document.documentElement),connection.filesContainer.insertBefore(div,connection.filesContainer.firstChild),file.remoteUserId?(progressHelper[file.uuid]||(progressHelper[file.uuid]={}),progressHelper[file.uuid][file.remoteUserId]={div:div,progress:div.querySelector("progress"),label:div.querySelector("label")},void(progressHelper[file.uuid][file.remoteUserId].progress.max=file.maxChunks)):(progressHelper[file.uuid]={div:div,progress:div.querySelector("progress"),label:div.querySelector("label")},void(progressHelper[file.uuid].progress.max=file.maxChunks))},connection.onFileProgress=function(chunk){var helper=progressHelper[chunk.uuid];helper&&(!chunk.remoteUserId||(helper=progressHelper[chunk.uuid][chunk.remoteUserId]))&&(helper.progress.value=chunk.currentPosition||chunk.maxChunks||helper.progress.max,updateLabel(helper.progress,helper.label))},connection.onFileEnd=function(file){var helper=progressHelper[file.uuid];if(!helper)return void console.error("No such progress-helper element exists.",file);if(!file.remoteUserId||(helper=progressHelper[file.uuid][file.remoteUserId])){var div=helper.div;-1!=file.type.indexOf("image")?div.innerHTML='Download '+file.name+' ':div.innerHTML='Download '+file.name+' '}}}return{handle:handle}}(),TranslationHandler=function(){function handle(connection){connection.autoTranslateText=!1,connection.language="en",connection.googKey="AIzaSyCgB5hmFY74WYB-EoWkhr9cAGr6TiTHrEE",connection.Translator={TranslateText:function(text,callback){var newScript=document.createElement("script");newScript.type="text/javascript";var sourceText=encodeURIComponent(text),randomNumber="method"+connection.token();window[randomNumber]=function(response){response.data&&response.data.translations[0]&&callback&&callback(response.data.translations[0].translatedText),response.error&&"Daily Limit Exceeded"===response.error.message&&(warn('Text translation failed. Error message: "Daily Limit Exceeded."'),callback(text))};var source="https://www.googleapis.com/language/translate/v2?key="+connection.googKey+"&target="+(connection.language||"en-US")+"&callback=window."+randomNumber+"&q="+sourceText;newScript.src=source,document.getElementsByTagName("head")[0].appendChild(newScript)}}}return{handle:handle}}();window.RTCMultiConnection=RTCMultiConnection}();
\ No newline at end of file
diff --git a/Chrome-Extensions/file-sharing/socket.io.js b/Chrome-Extensions/file-sharing/socket.io.js
index 9e0254f1..955e1905 100644
--- a/Chrome-Extensions/file-sharing/socket.io.js
+++ b/Chrome-Extensions/file-sharing/socket.io.js
@@ -1,3154 +1,2 @@
-/*! Socket.IO.js build:0.9.16, development. Copyright(c) 2011 LearnBoost MIT Licensed */
-
-var io = ('undefined' === typeof module ? {} : module.exports);
-(function() {
-
-/**
- * socket.io
- * Copyright(c) 2011 LearnBoost
- * MIT Licensed
- */
-
-(function (exports, global) {
-
- /**
- * IO namespace.
- *
- * @namespace
- */
-
- var io = exports;
-
- /**
- * Socket.IO version
- *
- * @api public
- */
-
- io.version = '0.9.16';
-
- /**
- * Protocol implemented.
- *
- * @api public
- */
-
- io.protocol = 1;
-
- /**
- * Available transports, these will be populated with the available transports
- *
- * @api public
- */
-
- io.transports = [];
-
- /**
- * Keep track of jsonp callbacks.
- *
- * @api private
- */
-
- io.j = [];
-
- /**
- * Keep track of our io.Sockets
- *
- * @api private
- */
- io.sockets = {};
-
-
- /**
- * Manages connections to hosts.
- *
- * @param {String} uri
- * @Param {Boolean} force creation of new socket (defaults to false)
- * @api public
- */
-
- io.connect = function (host, details) {
- var uri = io.util.parseUri(host)
- , uuri
- , socket;
-
- if (global && global.location) {
- uri.protocol = uri.protocol || global.location.protocol.slice(0, -1);
- uri.host = uri.host || (global.document
- ? global.document.domain : global.location.hostname);
- uri.port = uri.port || global.location.port;
- }
-
- uuri = io.util.uniqueUri(uri);
-
- var options = {
- host: uri.host
- , secure: 'https' == uri.protocol
- , port: uri.port || ('https' == uri.protocol ? 443 : 80)
- , query: uri.query || ''
- };
-
- io.util.merge(options, details);
-
- if (options['force new connection'] || !io.sockets[uuri]) {
- socket = new io.Socket(options);
- }
-
- if (!options['force new connection'] && socket) {
- io.sockets[uuri] = socket;
- }
-
- socket = socket || io.sockets[uuri];
-
- // if path is different from '' or /
- return socket.of(uri.path.length > 1 ? uri.path : '');
- };
-
-})('object' === typeof module ? module.exports : (this.io = {}), this);
-/**
- * socket.io
- * Copyright(c) 2011 LearnBoost
- * MIT Licensed
- */
-
-(function (exports, global) {
-
- /**
- * Utilities namespace.
- *
- * @namespace
- */
-
- var util = exports.util = {};
-
- /**
- * Parses an URI
- *
- * @author Steven Levithan (MIT license)
- * @api public
- */
-
- var re = /^(?:(?![^:@]+:[^:@\/]*@)([^:\/?#.]+):)?(?:\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?([^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/;
-
- var parts = ['source', 'protocol', 'authority', 'userInfo', 'user', 'password',
- 'host', 'port', 'relative', 'path', 'directory', 'file', 'query',
- 'anchor'];
-
- util.parseUri = function (str) {
- var m = re.exec(str || '')
- , uri = {}
- , i = 14;
-
- while (i--) {
- uri[parts[i]] = m[i] || '';
- }
-
- return uri;
- };
-
- /**
- * Produces a unique url that identifies a Socket.IO connection.
- *
- * @param {Object} uri
- * @api public
- */
-
- util.uniqueUri = function (uri) {
- var protocol = uri.protocol
- , host = uri.host
- , port = uri.port;
-
- if ('document' in global) {
- host = host || document.domain;
- port = port || (protocol == 'https'
- && document.location.protocol !== 'https:' ? 443 : document.location.port);
- } else {
- host = host || 'localhost';
-
- if (!port && protocol == 'https') {
- port = 443;
- }
- }
-
- return (protocol || 'http') + '://' + host + ':' + (port || 80);
- };
-
- /**
- * Mergest 2 query strings in to once unique query string
- *
- * @param {String} base
- * @param {String} addition
- * @api public
- */
-
- util.query = function (base, addition) {
- var query = util.chunkQuery(base || '')
- , components = [];
-
- util.merge(query, util.chunkQuery(addition || ''));
- for (var part in query) {
- if (query.hasOwnProperty(part)) {
- components.push(part + '=' + query[part]);
- }
- }
-
- return components.length ? '?' + components.join('&') : '';
- };
-
- /**
- * Transforms a querystring in to an object
- *
- * @param {String} qs
- * @api public
- */
-
- util.chunkQuery = function (qs) {
- var query = {}
- , params = qs.split('&')
- , i = 0
- , l = params.length
- , kv;
-
- for (; i < l; ++i) {
- kv = params[i].split('=');
- if (kv[0]) {
- query[kv[0]] = kv[1];
- }
- }
-
- return query;
- };
-
- /**
- * Executes the given function when the page is loaded.
- *
- * io.util.load(function () { console.log('page loaded'); });
- *
- * @param {Function} fn
- * @api public
- */
-
- var pageLoaded = false;
-
- util.load = function (fn) {
- if ('document' in global && document.readyState === 'complete' || pageLoaded) {
- return fn();
- }
-
- util.on(global, 'load', fn, false);
- };
-
- /**
- * Adds an event.
- *
- * @api private
- */
-
- util.on = function (element, event, fn, capture) {
- if (element.attachEvent) {
- element.attachEvent('on' + event, fn);
- } else if (element.addEventListener) {
- element.addEventListener(event, fn, capture);
- }
- };
-
- /**
- * Generates the correct `XMLHttpRequest` for regular and cross domain requests.
- *
- * @param {Boolean} [xdomain] Create a request that can be used cross domain.
- * @returns {XMLHttpRequest|false} If we can create a XMLHttpRequest.
- * @api private
- */
-
- util.request = function (xdomain) {
-
- if (xdomain && 'undefined' != typeof XDomainRequest && !util.ua.hasCORS) {
- return new XDomainRequest();
- }
-
- if ('undefined' != typeof XMLHttpRequest && (!xdomain || util.ua.hasCORS)) {
- return new XMLHttpRequest();
- }
-
- if (!xdomain) {
- try {
- return new window[(['Active'].concat('Object').join('X'))]('Microsoft.XMLHTTP');
- } catch(e) { }
- }
-
- return null;
- };
-
- /**
- * XHR based transport constructor.
- *
- * @constructor
- * @api public
- */
-
- /**
- * Change the internal pageLoaded value.
- */
-
- if ('undefined' != typeof window) {
- util.load(function () {
- pageLoaded = true;
- });
- }
-
- /**
- * Defers a function to ensure a spinner is not displayed by the browser
- *
- * @param {Function} fn
- * @api public
- */
-
- util.defer = function (fn) {
- if (!util.ua.webkit || 'undefined' != typeof importScripts) {
- return fn();
- }
-
- util.load(function () {
- setTimeout(fn, 100);
- });
- };
-
- /**
- * Merges two objects.
- *
- * @api public
- */
-
- util.merge = function merge (target, additional, deep, lastseen) {
- var seen = lastseen || []
- , depth = typeof deep == 'undefined' ? 2 : deep
- , prop;
-
- for (prop in additional) {
- if (additional.hasOwnProperty(prop) && util.indexOf(seen, prop) < 0) {
- if (typeof target[prop] !== 'object' || !depth) {
- target[prop] = additional[prop];
- seen.push(additional[prop]);
- } else {
- util.merge(target[prop], additional[prop], depth - 1, seen);
- }
- }
- }
-
- return target;
- };
-
- /**
- * Merges prototypes from objects
- *
- * @api public
- */
-
- util.mixin = function (ctor, ctor2) {
- util.merge(ctor.prototype, ctor2.prototype);
- };
-
- /**
- * Shortcut for prototypical and static inheritance.
- *
- * @api private
- */
-
- util.inherit = function (ctor, ctor2) {
- function f() {};
- f.prototype = ctor2.prototype;
- ctor.prototype = new f;
- };
-
- /**
- * Checks if the given object is an Array.
- *
- * io.util.isArray([]); // true
- * io.util.isArray({}); // false
- *
- * @param Object obj
- * @api public
- */
-
- util.isArray = Array.isArray || function (obj) {
- return Object.prototype.toString.call(obj) === '[object Array]';
- };
-
- /**
- * Intersects values of two arrays into a third
- *
- * @api public
- */
-
- util.intersect = function (arr, arr2) {
- var ret = []
- , longest = arr.length > arr2.length ? arr : arr2
- , shortest = arr.length > arr2.length ? arr2 : arr;
-
- for (var i = 0, l = shortest.length; i < l; i++) {
- if (~util.indexOf(longest, shortest[i]))
- ret.push(shortest[i]);
- }
-
- return ret;
- };
-
- /**
- * Array indexOf compatibility.
- *
- * @see bit.ly/a5Dxa2
- * @api public
- */
-
- util.indexOf = function (arr, o, i) {
-
- for (var j = arr.length, i = i < 0 ? i + j < 0 ? 0 : i + j : i || 0;
- i < j && arr[i] !== o; i++) {}
-
- return j <= i ? -1 : i;
- };
-
- /**
- * Converts enumerables to array.
- *
- * @api public
- */
-
- util.toArray = function (enu) {
- var arr = [];
-
- for (var i = 0, l = enu.length; i < l; i++)
- arr.push(enu[i]);
-
- return arr;
- };
-
- /**
- * UA / engines detection namespace.
- *
- * @namespace
- */
-
- util.ua = {};
-
- /**
- * Whether the UA supports CORS for XHR.
- *
- * @api public
- */
-
- util.ua.hasCORS = 'undefined' != typeof XMLHttpRequest && (function () {
- try {
- var a = new XMLHttpRequest();
- } catch (e) {
- return false;
- }
-
- return a.withCredentials != undefined;
- })();
-
- /**
- * Detect webkit.
- *
- * @api public
- */
-
- util.ua.webkit = 'undefined' != typeof navigator
- && /webkit/i.test(navigator.userAgent);
-
- /**
- * Detect iPad/iPhone/iPod.
- *
- * @api public
- */
-
- util.ua.iDevice = 'undefined' != typeof navigator
- && /iPad|iPhone|iPod/i.test(navigator.userAgent);
-
-})('undefined' != typeof io ? io : module.exports, this);
-/**
- * socket.io
- * Copyright(c) 2011 LearnBoost
- * MIT Licensed
- */
-
-(function (exports, io) {
-
- /**
- * Expose constructor.
- */
-
- exports.EventEmitter = EventEmitter;
-
- /**
- * Event emitter constructor.
- *
- * @api public.
- */
-
- function EventEmitter () {};
-
- /**
- * Adds a listener
- *
- * @api public
- */
-
- EventEmitter.prototype.on = function (name, fn) {
- if (!this.$events) {
- this.$events = {};
- }
-
- if (!this.$events[name]) {
- this.$events[name] = fn;
- } else if (io.util.isArray(this.$events[name])) {
- this.$events[name].push(fn);
- } else {
- this.$events[name] = [this.$events[name], fn];
- }
-
- return this;
- };
-
- EventEmitter.prototype.addListener = EventEmitter.prototype.on;
-
- /**
- * Adds a volatile listener.
- *
- * @api public
- */
-
- EventEmitter.prototype.once = function (name, fn) {
- var self = this;
-
- function on () {
- self.removeListener(name, on);
- fn.apply(this, arguments);
- };
-
- on.listener = fn;
- this.on(name, on);
-
- return this;
- };
-
- /**
- * Removes a listener.
- *
- * @api public
- */
-
- EventEmitter.prototype.removeListener = function (name, fn) {
- if (this.$events && this.$events[name]) {
- var list = this.$events[name];
-
- if (io.util.isArray(list)) {
- var pos = -1;
-
- for (var i = 0, l = list.length; i < l; i++) {
- if (list[i] === fn || (list[i].listener && list[i].listener === fn)) {
- pos = i;
- break;
- }
- }
-
- if (pos < 0) {
- return this;
- }
-
- list.splice(pos, 1);
-
- if (!list.length) {
- delete this.$events[name];
- }
- } else if (list === fn || (list.listener && list.listener === fn)) {
- delete this.$events[name];
- }
- }
-
- return this;
- };
-
- /**
- * Removes all listeners for an event.
- *
- * @api public
- */
-
- EventEmitter.prototype.removeAllListeners = function (name) {
- if (name === undefined) {
- this.$events = {};
- return this;
- }
-
- if (this.$events && this.$events[name]) {
- this.$events[name] = null;
- }
-
- return this;
- };
-
- /**
- * Gets all listeners for a certain event.
- *
- * @api publci
- */
-
- EventEmitter.prototype.listeners = function (name) {
- if (!this.$events) {
- this.$events = {};
- }
-
- if (!this.$events[name]) {
- this.$events[name] = [];
- }
-
- if (!io.util.isArray(this.$events[name])) {
- this.$events[name] = [this.$events[name]];
- }
-
- return this.$events[name];
- };
-
- /**
- * Emits an event.
- *
- * @api public
- */
-
- EventEmitter.prototype.emit = function (name) {
- if (!this.$events) {
- return false;
- }
-
- var handler = this.$events[name];
-
- if (!handler) {
- return false;
- }
-
- var args = Array.prototype.slice.call(arguments, 1);
-
- if ('function' == typeof handler) {
- handler.apply(this, args);
- } else if (io.util.isArray(handler)) {
- var listeners = handler.slice();
-
- for (var i = 0, l = listeners.length; i < l; i++) {
- listeners[i].apply(this, args);
- }
- } else {
- return false;
- }
-
- return true;
- };
-
-})(
- 'undefined' != typeof io ? io : module.exports
- , 'undefined' != typeof io ? io : module.parent.exports
-);
-
-/**
- * socket.io
- * Copyright(c) 2011 LearnBoost
- * MIT Licensed
- */
-
-/**
- * Based on JSON2 (http://www.JSON.org/js.html).
- */
-
-(function (exports, nativeJSON) {
- "use strict";
-
- // use native JSON if it's available
- if (nativeJSON && nativeJSON.parse){
- return exports.JSON = {
- parse: nativeJSON.parse
- , stringify: nativeJSON.stringify
- };
- }
-
- var JSON = exports.JSON = {};
-
- function f(n) {
- // Format integers to have at least two digits.
- return n < 10 ? '0' + n : n;
- }
-
- function date(d, key) {
- return isFinite(d.valueOf()) ?
- d.getUTCFullYear() + '-' +
- f(d.getUTCMonth() + 1) + '-' +
- f(d.getUTCDate()) + 'T' +
- f(d.getUTCHours()) + ':' +
- f(d.getUTCMinutes()) + ':' +
- f(d.getUTCSeconds()) + 'Z' : null;
- };
-
- var cx = /[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,
- escapable = /[\\\"\x00-\x1f\x7f-\x9f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,
- gap,
- indent,
- meta = { // table of character substitutions
- '\b': '\\b',
- '\t': '\\t',
- '\n': '\\n',
- '\f': '\\f',
- '\r': '\\r',
- '"' : '\\"',
- '\\': '\\\\'
- },
- rep;
-
-
- function quote(string) {
-
-// If the string contains no control characters, no quote characters, and no
-// backslash characters, then we can safely slap some quotes around it.
-// Otherwise we must also replace the offending characters with safe escape
-// sequences.
-
- escapable.lastIndex = 0;
- return escapable.test(string) ? '"' + string.replace(escapable, function (a) {
- var c = meta[a];
- return typeof c === 'string' ? c :
- '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
- }) + '"' : '"' + string + '"';
- }
-
-
- function str(key, holder) {
-
-// Produce a string from holder[key].
-
- var i, // The loop counter.
- k, // The member key.
- v, // The member value.
- length,
- mind = gap,
- partial,
- value = holder[key];
-
-// If the value has a toJSON method, call it to obtain a replacement value.
-
- if (value instanceof Date) {
- value = date(key);
- }
-
-// If we were called with a replacer function, then call the replacer to
-// obtain a replacement value.
-
- if (typeof rep === 'function') {
- value = rep.call(holder, key, value);
- }
-
-// What happens next depends on the value's type.
-
- switch (typeof value) {
- case 'string':
- return quote(value);
-
- case 'number':
-
-// JSON numbers must be finite. Encode non-finite numbers as null.
-
- return isFinite(value) ? String(value) : 'null';
-
- case 'boolean':
- case 'null':
-
-// If the value is a boolean or null, convert it to a string. Note:
-// typeof null does not produce 'null'. The case is included here in
-// the remote chance that this gets fixed someday.
-
- return String(value);
-
-// If the type is 'object', we might be dealing with an object or an array or
-// null.
-
- case 'object':
-
-// Due to a specification blunder in ECMAScript, typeof null is 'object',
-// so watch out for that case.
-
- if (!value) {
- return 'null';
- }
-
-// Make an array to hold the partial results of stringifying this object value.
-
- gap += indent;
- partial = [];
-
-// Is the value an array?
-
- if (Object.prototype.toString.apply(value) === '[object Array]') {
-
-// The value is an array. Stringify every element. Use null as a placeholder
-// for non-JSON values.
-
- length = value.length;
- for (i = 0; i < length; i += 1) {
- partial[i] = str(i, value) || 'null';
- }
-
-// Join all of the elements together, separated with commas, and wrap them in
-// brackets.
-
- v = partial.length === 0 ? '[]' : gap ?
- '[\n' + gap + partial.join(',\n' + gap) + '\n' + mind + ']' :
- '[' + partial.join(',') + ']';
- gap = mind;
- return v;
- }
-
-// If the replacer is an array, use it to select the members to be stringified.
-
- if (rep && typeof rep === 'object') {
- length = rep.length;
- for (i = 0; i < length; i += 1) {
- if (typeof rep[i] === 'string') {
- k = rep[i];
- v = str(k, value);
- if (v) {
- partial.push(quote(k) + (gap ? ': ' : ':') + v);
- }
- }
- }
- } else {
-
-// Otherwise, iterate through all of the keys in the object.
-
- for (k in value) {
- if (Object.prototype.hasOwnProperty.call(value, k)) {
- v = str(k, value);
- if (v) {
- partial.push(quote(k) + (gap ? ': ' : ':') + v);
- }
- }
- }
- }
-
-// Join all of the member texts together, separated with commas,
-// and wrap them in braces.
-
- v = partial.length === 0 ? '{}' : gap ?
- '{\n' + gap + partial.join(',\n' + gap) + '\n' + mind + '}' :
- '{' + partial.join(',') + '}';
- gap = mind;
- return v;
- }
- }
-
-// If the JSON object does not yet have a stringify method, give it one.
-
- JSON.stringify = function (value, replacer, space) {
-
-// The stringify method takes a value and an optional replacer, and an optional
-// space parameter, and returns a JSON text. The replacer can be a function
-// that can replace values, or an array of strings that will select the keys.
-// A default replacer method can be provided. Use of the space parameter can
-// produce text that is more easily readable.
-
- var i;
- gap = '';
- indent = '';
-
-// If the space parameter is a number, make an indent string containing that
-// many spaces.
-
- if (typeof space === 'number') {
- for (i = 0; i < space; i += 1) {
- indent += ' ';
- }
-
-// If the space parameter is a string, it will be used as the indent string.
-
- } else if (typeof space === 'string') {
- indent = space;
- }
-
-// If there is a replacer, it must be a function or an array.
-// Otherwise, throw an error.
-
- rep = replacer;
- if (replacer && typeof replacer !== 'function' &&
- (typeof replacer !== 'object' ||
- typeof replacer.length !== 'number')) {
- throw new Error('JSON.stringify');
- }
-
-// Make a fake root object containing our value under the key of ''.
-// Return the result of stringifying the value.
-
- return str('', {'': value});
- };
-
-// If the JSON object does not yet have a parse method, give it one.
-
- JSON.parse = function (text, reviver) {
- // The parse method takes a text and an optional reviver function, and returns
- // a JavaScript value if the text is a valid JSON text.
-
- var j;
-
- function walk(holder, key) {
-
- // The walk method is used to recursively walk the resulting structure so
- // that modifications can be made.
-
- var k, v, value = holder[key];
- if (value && typeof value === 'object') {
- for (k in value) {
- if (Object.prototype.hasOwnProperty.call(value, k)) {
- v = walk(value, k);
- if (v !== undefined) {
- value[k] = v;
- } else {
- delete value[k];
- }
- }
- }
- }
- return reviver.call(holder, key, value);
- }
-
-
- // Parsing happens in four stages. In the first stage, we replace certain
- // Unicode characters with escape sequences. JavaScript handles many characters
- // incorrectly, either silently deleting them, or treating them as line endings.
-
- text = String(text);
- cx.lastIndex = 0;
- if (cx.test(text)) {
- text = text.replace(cx, function (a) {
- return '\\u' +
- ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
- });
- }
-
- // In the second stage, we run the text against regular expressions that look
- // for non-JSON patterns. We are especially concerned with '()' and 'new'
- // because they can cause invocation, and '=' because it can cause mutation.
- // But just to be safe, we want to reject all unexpected forms.
-
- // We split the second stage into 4 regexp operations in order to work around
- // crippling inefficiencies in IE's and Safari's regexp engines. First we
- // replace the JSON backslash pairs with '@' (a non-JSON character). Second, we
- // replace all simple value tokens with ']' characters. Third, we delete all
- // open brackets that follow a colon or comma or that begin the text. Finally,
- // we look to see that the remaining characters are only whitespace or ']' or
- // ',' or ':' or '{' or '}'. If that is so, then the text is safe for eval.
-
- if (/^[\],:{}\s]*$/
- .test(text.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, '@')
- .replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, ']')
- .replace(/(?:^|:|,)(?:\s*\[)+/g, ''))) {
-
- // In the third stage we use the eval function to compile the text into a
- // JavaScript structure. The '{' operator is subject to a syntactic ambiguity
- // in JavaScript: it can begin a block or an object literal. We wrap the text
- // in parens to eliminate the ambiguity.
-
- j = eval('(' + text + ')');
-
- // In the optional fourth stage, we recursively walk the new structure, passing
- // each name/value pair to a reviver function for possible transformation.
-
- return typeof reviver === 'function' ?
- walk({'': j}, '') : j;
- }
-
- // If the text is not JSON parseable, then a SyntaxError is thrown.
-
- throw new SyntaxError('JSON.parse');
- };
-
-})(
- 'undefined' != typeof io ? io : module.exports
- , typeof JSON !== 'undefined' ? JSON : undefined
-);
-
-/**
- * socket.io
- * Copyright(c) 2011 LearnBoost
- * MIT Licensed
- */
-
-(function (exports, io) {
-
- /**
- * Parser namespace.
- *
- * @namespace
- */
-
- var parser = exports.parser = {};
-
- /**
- * Packet types.
- */
-
- var packets = parser.packets = [
- 'disconnect'
- , 'connect'
- , 'heartbeat'
- , 'message'
- , 'json'
- , 'event'
- , 'ack'
- , 'error'
- , 'noop'
- ];
-
- /**
- * Errors reasons.
- */
-
- var reasons = parser.reasons = [
- 'transport not supported'
- , 'client not handshaken'
- , 'unauthorized'
- ];
-
- /**
- * Errors advice.
- */
-
- var advice = parser.advice = [
- 'reconnect'
- ];
-
- /**
- * Shortcuts.
- */
-
- var JSON = io.JSON
- , indexOf = io.util.indexOf;
-
- /**
- * Encodes a packet.
- *
- * @api private
- */
-
- parser.encodePacket = function (packet) {
- var type = indexOf(packets, packet.type)
- , id = packet.id || ''
- , endpoint = packet.endpoint || ''
- , ack = packet.ack
- , data = null;
-
- switch (packet.type) {
- case 'error':
- var reason = packet.reason ? indexOf(reasons, packet.reason) : ''
- , adv = packet.advice ? indexOf(advice, packet.advice) : '';
-
- if (reason !== '' || adv !== '')
- data = reason + (adv !== '' ? ('+' + adv) : '');
-
- break;
-
- case 'message':
- if (packet.data !== '')
- data = packet.data;
- break;
-
- case 'event':
- var ev = { name: packet.name };
-
- if (packet.args && packet.args.length) {
- ev.args = packet.args;
- }
-
- data = JSON.stringify(ev);
- break;
-
- case 'json':
- data = JSON.stringify(packet.data);
- break;
-
- case 'connect':
- if (packet.qs)
- data = packet.qs;
- break;
-
- case 'ack':
- data = packet.ackId
- + (packet.args && packet.args.length
- ? '+' + JSON.stringify(packet.args) : '');
- break;
- }
-
- // construct packet with required fragments
- var encoded = [
- type
- , id + (ack == 'data' ? '+' : '')
- , endpoint
- ];
-
- // data fragment is optional
- if (data !== null && data !== undefined)
- encoded.push(data);
-
- return encoded.join(':');
- };
-
- /**
- * Encodes multiple messages (payload).
- *
- * @param {Array} messages
- * @api private
- */
-
- parser.encodePayload = function (packets) {
- var decoded = '';
-
- if (packets.length == 1)
- return packets[0];
-
- for (var i = 0, l = packets.length; i < l; i++) {
- var packet = packets[i];
- decoded += '\ufffd' + packet.length + '\ufffd' + packets[i];
- }
-
- return decoded;
- };
-
- /**
- * Decodes a packet
- *
- * @api private
- */
-
- var regexp = /([^:]+):([0-9]+)?(\+)?:([^:]+)?:?([\s\S]*)?/;
-
- parser.decodePacket = function (data) {
- var pieces = data.match(regexp);
-
- if (!pieces) return {};
-
- var id = pieces[2] || ''
- , data = pieces[5] || ''
- , packet = {
- type: packets[pieces[1]]
- , endpoint: pieces[4] || ''
- };
-
- // whether we need to acknowledge the packet
- if (id) {
- packet.id = id;
- if (pieces[3])
- packet.ack = 'data';
- else
- packet.ack = true;
- }
-
- // handle different packet types
- switch (packet.type) {
- case 'error':
- var pieces = data.split('+');
- packet.reason = reasons[pieces[0]] || '';
- packet.advice = advice[pieces[1]] || '';
- break;
-
- case 'message':
- packet.data = data || '';
- break;
-
- case 'event':
- try {
- var opts = JSON.parse(data);
- packet.name = opts.name;
- packet.args = opts.args;
- } catch (e) { }
-
- packet.args = packet.args || [];
- break;
-
- case 'json':
- try {
- packet.data = JSON.parse(data);
- } catch (e) { }
- break;
-
- case 'connect':
- packet.qs = data || '';
- break;
-
- case 'ack':
- var pieces = data.match(/^([0-9]+)(\+)?(.*)/);
- if (pieces) {
- packet.ackId = pieces[1];
- packet.args = [];
-
- if (pieces[3]) {
- try {
- packet.args = pieces[3] ? JSON.parse(pieces[3]) : [];
- } catch (e) { }
- }
- }
- break;
-
- case 'disconnect':
- case 'heartbeat':
- break;
- };
-
- return packet;
- };
-
- /**
- * Decodes data payload. Detects multiple messages
- *
- * @return {Array} messages
- * @api public
- */
-
- parser.decodePayload = function (data) {
- // IE doesn't like data[i] for unicode chars, charAt works fine
- if (data.charAt(0) == '\ufffd') {
- var ret = [];
-
- for (var i = 1, length = ''; i < data.length; i++) {
- if (data.charAt(i) == '\ufffd') {
- ret.push(parser.decodePacket(data.substr(i + 1).substr(0, length)));
- i += Number(length) + 1;
- length = '';
- } else {
- length += data.charAt(i);
- }
- }
-
- return ret;
- } else {
- return [parser.decodePacket(data)];
- }
- };
-
-})(
- 'undefined' != typeof io ? io : module.exports
- , 'undefined' != typeof io ? io : module.parent.exports
-);
-/**
- * socket.io
- * Copyright(c) 2011 LearnBoost
- * MIT Licensed
- */
-
-(function (exports, io) {
-
- /**
- * Expose constructor.
- */
-
- exports.Transport = Transport;
-
- /**
- * This is the transport template for all supported transport methods.
- *
- * @constructor
- * @api public
- */
-
- function Transport (socket, sessid) {
- this.socket = socket;
- this.sessid = sessid;
- };
-
- /**
- * Apply EventEmitter mixin.
- */
-
- io.util.mixin(Transport, io.EventEmitter);
-
-
- /**
- * Indicates whether heartbeats is enabled for this transport
- *
- * @api private
- */
-
- Transport.prototype.heartbeats = function () {
- return true;
- };
-
- /**
- * Handles the response from the server. When a new response is received
- * it will automatically update the timeout, decode the message and
- * forwards the response to the onMessage function for further processing.
- *
- * @param {String} data Response from the server.
- * @api private
- */
-
- Transport.prototype.onData = function (data) {
- this.clearCloseTimeout();
-
- // If the connection in currently open (or in a reopening state) reset the close
- // timeout since we have just received data. This check is necessary so
- // that we don't reset the timeout on an explicitly disconnected connection.
- if (this.socket.connected || this.socket.connecting || this.socket.reconnecting) {
- this.setCloseTimeout();
- }
-
- if (data !== '') {
- // todo: we should only do decodePayload for xhr transports
- var msgs = io.parser.decodePayload(data);
-
- if (msgs && msgs.length) {
- for (var i = 0, l = msgs.length; i < l; i++) {
- this.onPacket(msgs[i]);
- }
- }
- }
-
- return this;
- };
-
- /**
- * Handles packets.
- *
- * @api private
- */
-
- Transport.prototype.onPacket = function (packet) {
- this.socket.setHeartbeatTimeout();
-
- if (packet.type == 'heartbeat') {
- return this.onHeartbeat();
- }
-
- if (packet.type == 'connect' && packet.endpoint == '') {
- this.onConnect();
- }
-
- if (packet.type == 'error' && packet.advice == 'reconnect') {
- this.isOpen = false;
- }
-
- this.socket.onPacket(packet);
-
- return this;
- };
-
- /**
- * Sets close timeout
- *
- * @api private
- */
-
- Transport.prototype.setCloseTimeout = function () {
- if (!this.closeTimeout) {
- var self = this;
-
- this.closeTimeout = setTimeout(function () {
- self.onDisconnect();
- }, this.socket.closeTimeout);
- }
- };
-
- /**
- * Called when transport disconnects.
- *
- * @api private
- */
-
- Transport.prototype.onDisconnect = function () {
- if (this.isOpen) this.close();
- this.clearTimeouts();
- this.socket.onDisconnect();
- return this;
- };
-
- /**
- * Called when transport connects
- *
- * @api private
- */
-
- Transport.prototype.onConnect = function () {
- this.socket.onConnect();
- return this;
- };
-
- /**
- * Clears close timeout
- *
- * @api private
- */
-
- Transport.prototype.clearCloseTimeout = function () {
- if (this.closeTimeout) {
- clearTimeout(this.closeTimeout);
- this.closeTimeout = null;
- }
- };
-
- /**
- * Clear timeouts
- *
- * @api private
- */
-
- Transport.prototype.clearTimeouts = function () {
- this.clearCloseTimeout();
-
- if (this.reopenTimeout) {
- clearTimeout(this.reopenTimeout);
- }
- };
-
- /**
- * Sends a packet
- *
- * @param {Object} packet object.
- * @api private
- */
-
- Transport.prototype.packet = function (packet) {
- this.send(io.parser.encodePacket(packet));
- };
-
- /**
- * Send the received heartbeat message back to server. So the server
- * knows we are still connected.
- *
- * @param {String} heartbeat Heartbeat response from the server.
- * @api private
- */
-
- Transport.prototype.onHeartbeat = function (heartbeat) {
- this.packet({ type: 'heartbeat' });
- };
-
- /**
- * Called when the transport opens.
- *
- * @api private
- */
-
- Transport.prototype.onOpen = function () {
- this.isOpen = true;
- this.clearCloseTimeout();
- this.socket.onOpen();
- };
-
- /**
- * Notifies the base when the connection with the Socket.IO server
- * has been disconnected.
- *
- * @api private
- */
-
- Transport.prototype.onClose = function () {
- var self = this;
-
- /* FIXME: reopen delay causing a infinit loop
- this.reopenTimeout = setTimeout(function () {
- self.open();
- }, this.socket.options['reopen delay']);*/
-
- this.isOpen = false;
- this.socket.onClose();
- this.onDisconnect();
- };
-
- /**
- * Generates a connection url based on the Socket.IO URL Protocol.
- * See for more details.
- *
- * @returns {String} Connection url
- * @api private
- */
-
- Transport.prototype.prepareUrl = function () {
- var options = this.socket.options;
-
- return this.scheme() + '://'
- + options.host + ':' + options.port + '/'
- + options.resource + '/' + io.protocol
- + '/' + this.name + '/' + this.sessid;
- };
-
- /**
- * Checks if the transport is ready to start a connection.
- *
- * @param {Socket} socket The socket instance that needs a transport
- * @param {Function} fn The callback
- * @api private
- */
-
- Transport.prototype.ready = function (socket, fn) {
- fn.call(this);
- };
-})(
- 'undefined' != typeof io ? io : module.exports
- , 'undefined' != typeof io ? io : module.parent.exports
-);
-/**
- * socket.io
- * Copyright(c) 2011 LearnBoost
- * MIT Licensed
- */
-
-(function (exports, io, global) {
-
- /**
- * Expose constructor.
- */
-
- exports.Socket = Socket;
-
- /**
- * Create a new `Socket.IO client` which can establish a persistent
- * connection with a Socket.IO enabled server.
- *
- * @api public
- */
-
- function Socket (options) {
- this.options = {
- port: 80
- , secure: false
- , document: 'document' in global ? document : false
- , resource: 'socket.io'
- , transports: io.transports
- , 'connect timeout': 10000
- , 'try multiple transports': true
- , 'reconnect': true
- , 'reconnection delay': 500
- , 'reconnection limit': Infinity
- , 'reopen delay': 3000
- , 'max reconnection attempts': 10
- , 'sync disconnect on unload': false
- , 'auto connect': true
- , 'flash policy port': 10843
- , 'manualFlush': false
- };
-
- io.util.merge(this.options, options);
-
- this.connected = false;
- this.open = false;
- this.connecting = false;
- this.reconnecting = false;
- this.namespaces = {};
- this.buffer = [];
- this.doBuffer = false;
-
- if (this.options['sync disconnect on unload'] &&
- (!this.isXDomain() || io.util.ua.hasCORS)) {
- var self = this;
- io.util.on(global, 'beforeunload', function () {
- self.disconnectSync();
- }, false);
- }
-
- if (this.options['auto connect']) {
- this.connect();
- }
-};
-
- /**
- * Apply EventEmitter mixin.
- */
-
- io.util.mixin(Socket, io.EventEmitter);
-
- /**
- * Returns a namespace listener/emitter for this socket
- *
- * @api public
- */
-
- Socket.prototype.of = function (name) {
- if (!this.namespaces[name]) {
- this.namespaces[name] = new io.SocketNamespace(this, name);
-
- if (name !== '') {
- this.namespaces[name].packet({ type: 'connect' });
- }
- }
-
- return this.namespaces[name];
- };
-
- /**
- * Emits the given event to the Socket and all namespaces
- *
- * @api private
- */
-
- Socket.prototype.publish = function () {
- this.emit.apply(this, arguments);
-
- var nsp;
-
- for (var i in this.namespaces) {
- if (this.namespaces.hasOwnProperty(i)) {
- nsp = this.of(i);
- nsp.$emit.apply(nsp, arguments);
- }
- }
- };
-
- /**
- * Performs the handshake
- *
- * @api private
- */
-
- function empty () { };
-
- Socket.prototype.handshake = function (fn) {
- var self = this
- , options = this.options;
-
- function complete (data) {
- if (data instanceof Error) {
- self.connecting = false;
- self.onError(data.message);
- } else {
- fn.apply(null, data.split(':'));
- }
- };
-
- var url = [
- 'http' + (options.secure ? 's' : '') + ':/'
- , options.host + ':' + options.port
- , options.resource
- , io.protocol
- , io.util.query(this.options.query, 't=' + +new Date)
- ].join('/');
-
- if (this.isXDomain() && !io.util.ua.hasCORS) {
- var insertAt = document.getElementsByTagName('script')[0]
- , script = document.createElement('script');
-
- script.src = url + '&jsonp=' + io.j.length;
- insertAt.parentNode.insertBefore(script, insertAt);
-
- io.j.push(function (data) {
- complete(data);
- script.parentNode.removeChild(script);
- });
- } else {
- var xhr = io.util.request();
-
- xhr.open('GET', url, true);
- if (this.isXDomain()) {
- xhr.withCredentials = true;
- }
- xhr.onreadystatechange = function () {
- if (xhr.readyState == 4) {
- xhr.onreadystatechange = empty;
-
- if (xhr.status == 200) {
- complete(xhr.responseText);
- } else if (xhr.status == 403) {
- self.onError(xhr.responseText);
- } else {
- self.connecting = false;
- !self.reconnecting && self.onError(xhr.responseText);
- }
- }
- };
- xhr.send(null);
- }
- };
-
- /**
- * Find an available transport based on the options supplied in the constructor.
- *
- * @api private
- */
-
- Socket.prototype.getTransport = function (override) {
- var transports = override || this.transports, match;
-
- for (var i = 0, transport; transport = transports[i]; i++) {
- if (io.Transport[transport]
- && io.Transport[transport].check(this)
- && (!this.isXDomain() || io.Transport[transport].xdomainCheck(this))) {
- return new io.Transport[transport](this, this.sessionid);
- }
- }
-
- return null;
- };
-
- /**
- * Connects to the server.
- *
- * @param {Function} [fn] Callback.
- * @returns {io.Socket}
- * @api public
- */
-
- Socket.prototype.connect = function (fn) {
- if (this.connecting) {
- return this;
- }
-
- var self = this;
- self.connecting = true;
-
- this.handshake(function (sid, heartbeat, close, transports) {
- self.sessionid = sid;
- self.closeTimeout = close * 1000;
- self.heartbeatTimeout = heartbeat * 1000;
- if(!self.transports)
- self.transports = self.origTransports = (transports ? io.util.intersect(
- transports.split(',')
- , self.options.transports
- ) : self.options.transports);
-
- self.setHeartbeatTimeout();
-
- function connect (transports){
- if (self.transport) self.transport.clearTimeouts();
-
- self.transport = self.getTransport(transports);
- if (!self.transport) return self.publish('connect_failed');
-
- // once the transport is ready
- self.transport.ready(self, function () {
- self.connecting = true;
- self.publish('connecting', self.transport.name);
- self.transport.open();
-
- if (self.options['connect timeout']) {
- self.connectTimeoutTimer = setTimeout(function () {
- if (!self.connected) {
- self.connecting = false;
-
- if (self.options['try multiple transports']) {
- var remaining = self.transports;
-
- while (remaining.length > 0 && remaining.splice(0,1)[0] !=
- self.transport.name) {}
-
- if (remaining.length){
- connect(remaining);
- } else {
- self.publish('connect_failed');
- }
- }
- }
- }, self.options['connect timeout']);
- }
- });
- }
-
- connect(self.transports);
-
- self.once('connect', function (){
- clearTimeout(self.connectTimeoutTimer);
-
- fn && typeof fn == 'function' && fn();
- });
- });
-
- return this;
- };
-
- /**
- * Clears and sets a new heartbeat timeout using the value given by the
- * server during the handshake.
- *
- * @api private
- */
-
- Socket.prototype.setHeartbeatTimeout = function () {
- clearTimeout(this.heartbeatTimeoutTimer);
- if(this.transport && !this.transport.heartbeats()) return;
-
- var self = this;
- this.heartbeatTimeoutTimer = setTimeout(function () {
- self.transport.onClose();
- }, this.heartbeatTimeout);
- };
-
- /**
- * Sends a message.
- *
- * @param {Object} data packet.
- * @returns {io.Socket}
- * @api public
- */
-
- Socket.prototype.packet = function (data) {
- if (this.connected && !this.doBuffer) {
- this.transport.packet(data);
- } else {
- this.buffer.push(data);
- }
-
- return this;
- };
-
- /**
- * Sets buffer state
- *
- * @api private
- */
-
- Socket.prototype.setBuffer = function (v) {
- this.doBuffer = v;
-
- if (!v && this.connected && this.buffer.length) {
- if (!this.options['manualFlush']) {
- this.flushBuffer();
- }
- }
- };
-
- /**
- * Flushes the buffer data over the wire.
- * To be invoked manually when 'manualFlush' is set to true.
- *
- * @api public
- */
-
- Socket.prototype.flushBuffer = function() {
- this.transport.payload(this.buffer);
- this.buffer = [];
- };
-
-
- /**
- * Disconnect the established connect.
- *
- * @returns {io.Socket}
- * @api public
- */
-
- Socket.prototype.disconnect = function () {
- if (this.connected || this.connecting) {
- if (this.open) {
- this.of('').packet({ type: 'disconnect' });
- }
-
- // handle disconnection immediately
- this.onDisconnect('booted');
- }
-
- return this;
- };
-
- /**
- * Disconnects the socket with a sync XHR.
- *
- * @api private
- */
-
- Socket.prototype.disconnectSync = function () {
- // ensure disconnection
- var xhr = io.util.request();
- var uri = [
- 'http' + (this.options.secure ? 's' : '') + ':/'
- , this.options.host + ':' + this.options.port
- , this.options.resource
- , io.protocol
- , ''
- , this.sessionid
- ].join('/') + '/?disconnect=1';
-
- xhr.open('GET', uri, false);
- xhr.send(null);
-
- // handle disconnection immediately
- this.onDisconnect('booted');
- };
-
- /**
- * Check if we need to use cross domain enabled transports. Cross domain would
- * be a different port or different domain name.
- *
- * @returns {Boolean}
- * @api private
- */
-
- Socket.prototype.isXDomain = function () {
-
- var port = global.location.port ||
- ('https:' == global.location.protocol ? 443 : 80);
-
- return this.options.host !== global.location.hostname
- || this.options.port != port;
- };
-
- /**
- * Called upon handshake.
- *
- * @api private
- */
-
- Socket.prototype.onConnect = function () {
- if (!this.connected) {
- this.connected = true;
- this.connecting = false;
- if (!this.doBuffer) {
- // make sure to flush the buffer
- this.setBuffer(false);
- }
- this.emit('connect');
- }
- };
-
- /**
- * Called when the transport opens
- *
- * @api private
- */
-
- Socket.prototype.onOpen = function () {
- this.open = true;
- };
-
- /**
- * Called when the transport closes.
- *
- * @api private
- */
-
- Socket.prototype.onClose = function () {
- this.open = false;
- clearTimeout(this.heartbeatTimeoutTimer);
- };
-
- /**
- * Called when the transport first opens a connection
- *
- * @param text
- */
-
- Socket.prototype.onPacket = function (packet) {
- this.of(packet.endpoint).onPacket(packet);
- };
-
- /**
- * Handles an error.
- *
- * @api private
- */
-
- Socket.prototype.onError = function (err) {
- if (err && err.advice) {
- if (err.advice === 'reconnect' && (this.connected || this.connecting)) {
- this.disconnect();
- if (this.options.reconnect) {
- this.reconnect();
- }
- }
- }
-
- this.publish('error', err && err.reason ? err.reason : err);
- };
-
- /**
- * Called when the transport disconnects.
- *
- * @api private
- */
-
- Socket.prototype.onDisconnect = function (reason) {
- var wasConnected = this.connected
- , wasConnecting = this.connecting;
-
- this.connected = false;
- this.connecting = false;
- this.open = false;
-
- if (wasConnected || wasConnecting) {
- this.transport.close();
- this.transport.clearTimeouts();
- if (wasConnected) {
- this.publish('disconnect', reason);
-
- if ('booted' != reason && this.options.reconnect && !this.reconnecting) {
- this.reconnect();
- }
- }
- }
- };
-
- /**
- * Called upon reconnection.
- *
- * @api private
- */
-
- Socket.prototype.reconnect = function () {
- this.reconnecting = true;
- this.reconnectionAttempts = 0;
- this.reconnectionDelay = this.options['reconnection delay'];
-
- var self = this
- , maxAttempts = this.options['max reconnection attempts']
- , tryMultiple = this.options['try multiple transports']
- , limit = this.options['reconnection limit'];
-
- function reset () {
- if (self.connected) {
- for (var i in self.namespaces) {
- if (self.namespaces.hasOwnProperty(i) && '' !== i) {
- self.namespaces[i].packet({ type: 'connect' });
- }
- }
- self.publish('reconnect', self.transport.name, self.reconnectionAttempts);
- }
-
- clearTimeout(self.reconnectionTimer);
-
- self.removeListener('connect_failed', maybeReconnect);
- self.removeListener('connect', maybeReconnect);
-
- self.reconnecting = false;
-
- delete self.reconnectionAttempts;
- delete self.reconnectionDelay;
- delete self.reconnectionTimer;
- delete self.redoTransports;
-
- self.options['try multiple transports'] = tryMultiple;
- };
-
- function maybeReconnect () {
- if (!self.reconnecting) {
- return;
- }
-
- if (self.connected) {
- return reset();
- };
-
- if (self.connecting && self.reconnecting) {
- return self.reconnectionTimer = setTimeout(maybeReconnect, 1000);
- }
-
- if (self.reconnectionAttempts++ >= maxAttempts) {
- if (!self.redoTransports) {
- self.on('connect_failed', maybeReconnect);
- self.options['try multiple transports'] = true;
- self.transports = self.origTransports;
- self.transport = self.getTransport();
- self.redoTransports = true;
- self.connect();
- } else {
- self.publish('reconnect_failed');
- reset();
- }
- } else {
- if (self.reconnectionDelay < limit) {
- self.reconnectionDelay *= 2; // exponential back off
- }
-
- self.connect();
- self.publish('reconnecting', self.reconnectionDelay, self.reconnectionAttempts);
- self.reconnectionTimer = setTimeout(maybeReconnect, self.reconnectionDelay);
- }
- };
-
- this.options['try multiple transports'] = false;
- this.reconnectionTimer = setTimeout(maybeReconnect, this.reconnectionDelay);
-
- this.on('connect', maybeReconnect);
- };
-
-})(
- 'undefined' != typeof io ? io : module.exports
- , 'undefined' != typeof io ? io : module.parent.exports
- , this
-);
-/**
- * socket.io
- * Copyright(c) 2011 LearnBoost
- * MIT Licensed
- */
-
-(function (exports, io) {
-
- /**
- * Expose constructor.
- */
-
- exports.SocketNamespace = SocketNamespace;
-
- /**
- * Socket namespace constructor.
- *
- * @constructor
- * @api public
- */
-
- function SocketNamespace (socket, name) {
- this.socket = socket;
- this.name = name || '';
- this.flags = {};
- this.json = new Flag(this, 'json');
- this.ackPackets = 0;
- this.acks = {};
- };
-
- /**
- * Apply EventEmitter mixin.
- */
-
- io.util.mixin(SocketNamespace, io.EventEmitter);
-
- /**
- * Copies emit since we override it
- *
- * @api private
- */
-
- SocketNamespace.prototype.$emit = io.EventEmitter.prototype.emit;
-
- /**
- * Creates a new namespace, by proxying the request to the socket. This
- * allows us to use the synax as we do on the server.
- *
- * @api public
- */
-
- SocketNamespace.prototype.of = function () {
- return this.socket.of.apply(this.socket, arguments);
- };
-
- /**
- * Sends a packet.
- *
- * @api private
- */
-
- SocketNamespace.prototype.packet = function (packet) {
- packet.endpoint = this.name;
- this.socket.packet(packet);
- this.flags = {};
- return this;
- };
-
- /**
- * Sends a message
- *
- * @api public
- */
-
- SocketNamespace.prototype.send = function (data, fn) {
- var packet = {
- type: this.flags.json ? 'json' : 'message'
- , data: data
- };
-
- if ('function' == typeof fn) {
- packet.id = ++this.ackPackets;
- packet.ack = true;
- this.acks[packet.id] = fn;
- }
-
- return this.packet(packet);
- };
-
- /**
- * Emits an event
- *
- * @api public
- */
-
- SocketNamespace.prototype.emit = function (name) {
- var args = Array.prototype.slice.call(arguments, 1)
- , lastArg = args[args.length - 1]
- , packet = {
- type: 'event'
- , name: name
- };
-
- if ('function' == typeof lastArg) {
- packet.id = ++this.ackPackets;
- packet.ack = 'data';
- this.acks[packet.id] = lastArg;
- args = args.slice(0, args.length - 1);
- }
-
- packet.args = args;
-
- return this.packet(packet);
- };
-
- /**
- * Disconnects the namespace
- *
- * @api private
- */
-
- SocketNamespace.prototype.disconnect = function () {
- if (this.name === '') {
- this.socket.disconnect();
- } else {
- this.packet({ type: 'disconnect' });
- this.$emit('disconnect');
- }
-
- return this;
- };
-
- /**
- * Handles a packet
- *
- * @api private
- */
-
- SocketNamespace.prototype.onPacket = function (packet) {
- var self = this;
-
- function ack () {
- self.packet({
- type: 'ack'
- , args: io.util.toArray(arguments)
- , ackId: packet.id
- });
- };
-
- switch (packet.type) {
- case 'connect':
- this.$emit('connect');
- break;
-
- case 'disconnect':
- if (this.name === '') {
- this.socket.onDisconnect(packet.reason || 'booted');
- } else {
- this.$emit('disconnect', packet.reason);
- }
- break;
-
- case 'message':
- case 'json':
- var params = ['message', packet.data];
-
- if (packet.ack == 'data') {
- params.push(ack);
- } else if (packet.ack) {
- this.packet({ type: 'ack', ackId: packet.id });
- }
-
- this.$emit.apply(this, params);
- break;
-
- case 'event':
- var params = [packet.name].concat(packet.args);
-
- if (packet.ack == 'data')
- params.push(ack);
-
- this.$emit.apply(this, params);
- break;
-
- case 'ack':
- if (this.acks[packet.ackId]) {
- this.acks[packet.ackId].apply(this, packet.args);
- delete this.acks[packet.ackId];
- }
- break;
-
- case 'error':
- if (packet.advice){
- this.socket.onError(packet);
- } else {
- if (packet.reason == 'unauthorized') {
- this.$emit('connect_failed', packet.reason);
- } else {
- this.$emit('error', packet.reason);
- }
- }
- break;
- }
- };
-
- /**
- * Flag interface.
- *
- * @api private
- */
-
- function Flag (nsp, name) {
- this.namespace = nsp;
- this.name = name;
- };
-
- /**
- * Send a message
- *
- * @api public
- */
-
- Flag.prototype.send = function () {
- this.namespace.flags[this.name] = true;
- this.namespace.send.apply(this.namespace, arguments);
- };
-
- /**
- * Emit an event
- *
- * @api public
- */
-
- Flag.prototype.emit = function () {
- this.namespace.flags[this.name] = true;
- this.namespace.emit.apply(this.namespace, arguments);
- };
-
-})(
- 'undefined' != typeof io ? io : module.exports
- , 'undefined' != typeof io ? io : module.parent.exports
-);
-
-/**
- * socket.io
- * Copyright(c) 2011 LearnBoost
- * MIT Licensed
- */
-
-(function (exports, io, global) {
-
- /**
- * Expose constructor.
- */
-
- exports.websocket = WS;
-
- /**
- * The WebSocket transport uses the HTML5 WebSocket API to establish an
- * persistent connection with the Socket.IO server. This transport will also
- * be inherited by the FlashSocket fallback as it provides a API compatible
- * polyfill for the WebSockets.
- *
- * @constructor
- * @extends {io.Transport}
- * @api public
- */
-
- function WS (socket) {
- io.Transport.apply(this, arguments);
- };
-
- /**
- * Inherits from Transport.
- */
-
- io.util.inherit(WS, io.Transport);
-
- /**
- * Transport name
- *
- * @api public
- */
-
- WS.prototype.name = 'websocket';
-
- /**
- * Initializes a new `WebSocket` connection with the Socket.IO server. We attach
- * all the appropriate listeners to handle the responses from the server.
- *
- * @returns {Transport}
- * @api public
- */
-
- WS.prototype.open = function () {
- var query = io.util.query(this.socket.options.query)
- , self = this
- , Socket
-
-
- if (!Socket) {
- Socket = global.MozWebSocket || global.WebSocket;
- }
-
- this.websocket = new Socket(this.prepareUrl() + query);
-
- this.websocket.onopen = function () {
- self.onOpen();
- self.socket.setBuffer(false);
- };
- this.websocket.onmessage = function (ev) {
- self.onData(ev.data);
- };
- this.websocket.onclose = function () {
- self.onClose();
- self.socket.setBuffer(true);
- };
- this.websocket.onerror = function (e) {
- self.onError(e);
- };
-
- return this;
- };
-
- /**
- * Send a message to the Socket.IO server. The message will automatically be
- * encoded in the correct message format.
- *
- * @returns {Transport}
- * @api public
- */
-
- // Do to a bug in the current IDevices browser, we need to wrap the send in a
- // setTimeout, when they resume from sleeping the browser will crash if
- // we don't allow the browser time to detect the socket has been closed
- if (io.util.ua.iDevice) {
- WS.prototype.send = function (data) {
- var self = this;
- setTimeout(function() {
- self.websocket.send(data);
- },0);
- return this;
- };
- } else {
- WS.prototype.send = function (data) {
- this.websocket.send(data);
- return this;
- };
- }
-
- /**
- * Payload
- *
- * @api private
- */
-
- WS.prototype.payload = function (arr) {
- for (var i = 0, l = arr.length; i < l; i++) {
- this.packet(arr[i]);
- }
- return this;
- };
-
- /**
- * Disconnect the established `WebSocket` connection.
- *
- * @returns {Transport}
- * @api public
- */
-
- WS.prototype.close = function () {
- this.websocket.close();
- return this;
- };
-
- /**
- * Handle the errors that `WebSocket` might be giving when we
- * are attempting to connect or send messages.
- *
- * @param {Error} e The error.
- * @api private
- */
-
- WS.prototype.onError = function (e) {
- this.socket.onError(e);
- };
-
- /**
- * Returns the appropriate scheme for the URI generation.
- *
- * @api private
- */
- WS.prototype.scheme = function () {
- return this.socket.options.secure ? 'wss' : 'ws';
- };
-
- /**
- * Checks if the browser has support for native `WebSockets` and that
- * it's not the polyfill created for the FlashSocket transport.
- *
- * @return {Boolean}
- * @api public
- */
-
- WS.check = function () {
- return ('WebSocket' in global && !('__addTask' in WebSocket))
- || 'MozWebSocket' in global;
- };
-
- /**
- * Check if the `WebSocket` transport support cross domain communications.
- *
- * @returns {Boolean}
- * @api public
- */
-
- WS.xdomainCheck = function () {
- return true;
- };
-
- /**
- * Add the transport to your public io.transports array.
- *
- * @api private
- */
-
- io.transports.push('websocket');
-
-})(
- 'undefined' != typeof io ? io.Transport : module.exports
- , 'undefined' != typeof io ? io : module.parent.exports
- , this
-);
-
-/**
- * socket.io
- * Copyright(c) 2011 LearnBoost
- * MIT Licensed
- */
-
-(function (exports, io, global) {
-
- /**
- * Expose constructor.
- *
- * @api public
- */
-
- exports.XHR = XHR;
-
- /**
- * XHR constructor
- *
- * @costructor
- * @api public
- */
-
- function XHR (socket) {
- if (!socket) return;
-
- io.Transport.apply(this, arguments);
- this.sendBuffer = [];
- };
-
- /**
- * Inherits from Transport.
- */
-
- io.util.inherit(XHR, io.Transport);
-
- /**
- * Establish a connection
- *
- * @returns {Transport}
- * @api public
- */
-
- XHR.prototype.open = function () {
- this.socket.setBuffer(false);
- this.onOpen();
- this.get();
-
- // we need to make sure the request succeeds since we have no indication
- // whether the request opened or not until it succeeded.
- this.setCloseTimeout();
-
- return this;
- };
-
- /**
- * Check if we need to send data to the Socket.IO server, if we have data in our
- * buffer we encode it and forward it to the `post` method.
- *
- * @api private
- */
-
- XHR.prototype.payload = function (payload) {
- var msgs = [];
-
- for (var i = 0, l = payload.length; i < l; i++) {
- msgs.push(io.parser.encodePacket(payload[i]));
- }
-
- this.send(io.parser.encodePayload(msgs));
- };
-
- /**
- * Send data to the Socket.IO server.
- *
- * @param data The message
- * @returns {Transport}
- * @api public
- */
-
- XHR.prototype.send = function (data) {
- this.post(data);
- return this;
- };
-
- /**
- * Posts a encoded message to the Socket.IO server.
- *
- * @param {String} data A encoded message.
- * @api private
- */
-
- function empty () { };
-
- XHR.prototype.post = function (data) {
- var self = this;
- this.socket.setBuffer(true);
-
- function stateChange () {
- if (this.readyState == 4) {
- this.onreadystatechange = empty;
- self.posting = false;
-
- if (this.status == 200){
- self.socket.setBuffer(false);
- } else {
- self.onClose();
- }
- }
- }
-
- function onload () {
- this.onload = empty;
- self.socket.setBuffer(false);
- };
-
- this.sendXHR = this.request('POST');
-
- if (global.XDomainRequest && this.sendXHR instanceof XDomainRequest) {
- this.sendXHR.onload = this.sendXHR.onerror = onload;
- } else {
- this.sendXHR.onreadystatechange = stateChange;
- }
-
- this.sendXHR.send(data);
- };
-
- /**
- * Disconnects the established `XHR` connection.
- *
- * @returns {Transport}
- * @api public
- */
-
- XHR.prototype.close = function () {
- this.onClose();
- return this;
- };
-
- /**
- * Generates a configured XHR request
- *
- * @param {String} url The url that needs to be requested.
- * @param {String} method The method the request should use.
- * @returns {XMLHttpRequest}
- * @api private
- */
-
- XHR.prototype.request = function (method) {
- var req = io.util.request(this.socket.isXDomain())
- , query = io.util.query(this.socket.options.query, 't=' + +new Date);
-
- req.open(method || 'GET', this.prepareUrl() + query, true);
-
- if (method == 'POST') {
- try {
- if (req.setRequestHeader) {
- req.setRequestHeader('Content-type', 'text/plain;charset=UTF-8');
- } else {
- // XDomainRequest
- req.contentType = 'text/plain';
- }
- } catch (e) {}
- }
-
- return req;
- };
-
- /**
- * Returns the scheme to use for the transport URLs.
- *
- * @api private
- */
-
- XHR.prototype.scheme = function () {
- return this.socket.options.secure ? 'https' : 'http';
- };
-
- /**
- * Check if the XHR transports are supported
- *
- * @param {Boolean} xdomain Check if we support cross domain requests.
- * @returns {Boolean}
- * @api public
- */
-
- XHR.check = function (socket, xdomain) {
- try {
- var request = io.util.request(xdomain),
- usesXDomReq = (global.XDomainRequest && request instanceof XDomainRequest),
- socketProtocol = (socket && socket.options && socket.options.secure ? 'https:' : 'http:'),
- isXProtocol = (global.location && socketProtocol != global.location.protocol);
- if (request && !(usesXDomReq && isXProtocol)) {
- return true;
- }
- } catch(e) {}
-
- return false;
- };
-
- /**
- * Check if the XHR transport supports cross domain requests.
- *
- * @returns {Boolean}
- * @api public
- */
-
- XHR.xdomainCheck = function (socket) {
- return XHR.check(socket, true);
- };
-
-})(
- 'undefined' != typeof io ? io.Transport : module.exports
- , 'undefined' != typeof io ? io : module.parent.exports
- , this
-);
-
-/**
- * socket.io
- * Copyright(c) 2011 LearnBoost
- * MIT Licensed
- */
-
-(function (exports, io, global) {
-
- /**
- * Expose constructor.
- */
-
- exports['xhr-polling'] = XHRPolling;
-
- /**
- * The XHR-polling transport uses long polling XHR requests to create a
- * "persistent" connection with the server.
- *
- * @constructor
- * @api public
- */
-
- function XHRPolling () {
- io.Transport.XHR.apply(this, arguments);
- };
-
- /**
- * Inherits from XHR transport.
- */
-
- io.util.inherit(XHRPolling, io.Transport.XHR);
-
- /**
- * Merge the properties from XHR transport
- */
-
- io.util.merge(XHRPolling, io.Transport.XHR);
-
- /**
- * Transport name
- *
- * @api public
- */
-
- XHRPolling.prototype.name = 'xhr-polling';
-
- /**
- * Indicates whether heartbeats is enabled for this transport
- *
- * @api private
- */
-
- XHRPolling.prototype.heartbeats = function () {
- return false;
- };
-
- /**
- * Establish a connection, for iPhone and Android this will be done once the page
- * is loaded.
- *
- * @returns {Transport} Chaining.
- * @api public
- */
-
- XHRPolling.prototype.open = function () {
- var self = this;
-
- io.Transport.XHR.prototype.open.call(self);
- return false;
- };
-
- /**
- * Starts a XHR request to wait for incoming messages.
- *
- * @api private
- */
-
- function empty () {};
-
- XHRPolling.prototype.get = function () {
- if (!this.isOpen) return;
-
- var self = this;
-
- function stateChange () {
- if (this.readyState == 4) {
- this.onreadystatechange = empty;
-
- if (this.status == 200) {
- self.onData(this.responseText);
- self.get();
- } else {
- self.onClose();
- }
- }
- };
-
- function onload () {
- this.onload = empty;
- this.onerror = empty;
- self.retryCounter = 1;
- self.onData(this.responseText);
- self.get();
- };
-
- function onerror () {
- self.retryCounter ++;
- if(!self.retryCounter || self.retryCounter > 3) {
- self.onClose();
- } else {
- self.get();
- }
- };
-
- this.xhr = this.request();
-
- if (global.XDomainRequest && this.xhr instanceof XDomainRequest) {
- this.xhr.onload = onload;
- this.xhr.onerror = onerror;
- } else {
- this.xhr.onreadystatechange = stateChange;
- }
-
- this.xhr.send(null);
- };
-
- /**
- * Handle the unclean close behavior.
- *
- * @api private
- */
-
- XHRPolling.prototype.onClose = function () {
- io.Transport.XHR.prototype.onClose.call(this);
-
- if (this.xhr) {
- this.xhr.onreadystatechange = this.xhr.onload = this.xhr.onerror = empty;
- try {
- this.xhr.abort();
- } catch(e){}
- this.xhr = null;
- }
- };
-
- /**
- * Webkit based browsers show a infinit spinner when you start a XHR request
- * before the browsers onload event is called so we need to defer opening of
- * the transport until the onload event is called. Wrapping the cb in our
- * defer method solve this.
- *
- * @param {Socket} socket The socket instance that needs a transport
- * @param {Function} fn The callback
- * @api private
- */
-
- XHRPolling.prototype.ready = function (socket, fn) {
- var self = this;
-
- io.util.defer(function () {
- fn.call(self);
- });
- };
-
- /**
- * Add the transport to your public io.transports array.
- *
- * @api private
- */
-
- io.transports.push('xhr-polling');
-
-})(
- 'undefined' != typeof io ? io.Transport : module.exports
- , 'undefined' != typeof io ? io : module.parent.exports
- , this
-);
-
-/**
- * socket.io
- * Copyright(c) 2011 LearnBoost
- * MIT Licensed
- */
-
-(function (exports, io, global) {
- /**
- * There is a way to hide the loading indicator in Firefox. If you create and
- * remove a iframe it will stop showing the current loading indicator.
- * Unfortunately we can't feature detect that and UA sniffing is evil.
- *
- * @api private
- */
-
- var indicator = global.document && "MozAppearance" in
- global.document.documentElement.style;
-
- /**
- * Expose constructor.
- */
-
- exports['jsonp-polling'] = JSONPPolling;
-
- /**
- * The JSONP transport creates an persistent connection by dynamically
- * inserting a script tag in the page. This script tag will receive the
- * information of the Socket.IO server. When new information is received
- * it creates a new script tag for the new data stream.
- *
- * @constructor
- * @extends {io.Transport.xhr-polling}
- * @api public
- */
-
- function JSONPPolling (socket) {
- io.Transport['xhr-polling'].apply(this, arguments);
-
- this.index = io.j.length;
-
- var self = this;
-
- io.j.push(function (msg) {
- self._(msg);
- });
- };
-
- /**
- * Inherits from XHR polling transport.
- */
-
- io.util.inherit(JSONPPolling, io.Transport['xhr-polling']);
-
- /**
- * Transport name
- *
- * @api public
- */
-
- JSONPPolling.prototype.name = 'jsonp-polling';
-
- /**
- * Posts a encoded message to the Socket.IO server using an iframe.
- * The iframe is used because script tags can create POST based requests.
- * The iframe is positioned outside of the view so the user does not
- * notice it's existence.
- *
- * @param {String} data A encoded message.
- * @api private
- */
-
- JSONPPolling.prototype.post = function (data) {
- var self = this
- , query = io.util.query(
- this.socket.options.query
- , 't='+ (+new Date) + '&i=' + this.index
- );
-
- if (!this.form) {
- var form = document.createElement('form')
- , area = document.createElement('textarea')
- , id = this.iframeId = 'socketio_iframe_' + this.index
- , iframe;
-
- form.className = 'socketio';
- form.style.position = 'absolute';
- form.style.top = '0px';
- form.style.left = '0px';
- form.style.display = 'none';
- form.target = id;
- form.method = 'POST';
- form.setAttribute('accept-charset', 'utf-8');
- area.name = 'd';
- form.appendChild(area);
- document.body.appendChild(form);
-
- this.form = form;
- this.area = area;
- }
-
- this.form.action = this.prepareUrl() + query;
-
- function complete () {
- initIframe();
- self.socket.setBuffer(false);
- };
-
- function initIframe () {
- if (self.iframe) {
- self.form.removeChild(self.iframe);
- }
-
- try {
- // ie6 dynamic iframes with target="" support (thanks Chris Lambacher)
- iframe = document.createElement('
+ throw 'NOTE: you need to have an iframe in the page right above the script tag.';
+ }
+ var win = iframe.contentWindow;
+ RTCPeerConnection = win.RTCPeerConnection || win.mozRTCPeerConnection || win.webkitRTCPeerConnection;
+ useWebKit = !!win.webkitRTCPeerConnection;
+ }
- channel.onerror = function(error) {
- config.onDataChannelError(error);
- };
+ // if still no RTCPeerConnection then it is not supported by the browser so just return
+ if (!RTCPeerConnection) {
+ return;
+ }
- channel.onclose = function(event) {
- config.onDataChannelClosed(event);
+ //minimal requirements for data connection
+ var mediaConstraints = {
+ optional: [{
+ RtpDataChannels: true
+ }]
};
- channel.internalSend = channel.send;
- channel.send = function(data) {
- if (channel.readyState !== 'open') {
+ //firefox already has a default stun server in about:config
+ // media.peerconnection.default_iceservers =
+ // [{"url": "stun:stun.services.mozilla.com"}]
+ var servers;
+
+ //add same stun server for chrome
+ if (useWebKit) {
+ servers = {
+ iceServers: [{
+ urls: 'stun:stun.services.mozilla.com'
+ }]
+ };
+
+ if (typeof DetectRTC !== 'undefined' && DetectRTC.browser.isFirefox && DetectRTC.browser.version <= 38) {
+ servers[0] = {
+ url: servers[0].urls
+ };
+ }
+ }
+
+ //construct a new RTCPeerConnection
+ var pc = new RTCPeerConnection(servers, mediaConstraints);
+
+ function handleCandidate(candidate) {
+ //match just the IP address
+ var ipRegex = /([0-9]{1,3}(\.[0-9]{1,3}){3})/;
+ var match = ipRegex.exec(candidate);
+ if (!match) {
+ console.warn('Could not match IP address in', candidate);
return;
}
+ var ipAddress = match[1];
- channel.internalSend(data);
+ //remove duplicates
+ if (ipDuplicates[ipAddress] === undefined) {
+ callback(ipAddress);
+ }
+
+ ipDuplicates[ipAddress] = true;
+ }
+
+ //listen for candidate events
+ pc.onicecandidate = function(ice) {
+ //skip non-candidate events
+ if (ice.candidate) {
+ handleCandidate(ice.candidate.candidate);
+ }
};
- peer.channel = channel;
- }
+ //create a bogus data channel
+ pc.createDataChannel('');
- if (config.session.audio == 'two-way' || config.session.video == 'two-way' || config.session.screen == 'two-way') {
- defaults.sdpConstraints = setSdpConstraints({
- OfferToReceiveAudio: config.session.audio == 'two-way' || (config.remoteSdp && config.remoteSdp.remotePeerSdpConstraints && config.remoteSdp.remotePeerSdpConstraints.OfferToReceiveAudio),
- OfferToReceiveVideo: config.session.video == 'two-way' || config.session.screen == 'two-way' || (config.remoteSdp && config.remoteSdp.remotePeerSdpConstraints && config.remoteSdp.remotePeerSdpConstraints.OfferToReceiveAudio)
- });
- }
+ //create an offer sdp
+ pc.createOffer(function(result) {
- var streamsToShare = {};
- peer.getLocalStreams().forEach(function(stream) {
- streamsToShare[stream.streamid] = {
- isAudio: !!stream.isAudio,
- isVideo: !!stream.isVideo,
- isScreen: !!stream.isScreen
- };
- });
+ //trigger the stun server request
+ pc.setLocalDescription(result, function() {}, function() {});
- peer[isOfferer ? 'createOffer' : 'createAnswer'](function(localSdp) {
- localSdp.sdp = config.processSdp(localSdp.sdp);
- peer.setLocalDescription(localSdp);
- config.onLocalSdp({
- type: localSdp.type,
- sdp: localSdp.sdp,
- remotePeerSdpConstraints: config.remotePeerSdpConstraints || false,
- renegotiatingPeer: !!config.renegotiatingPeer || false,
- connectionDescription: that.connectionDescription,
- dontGetRemoteStream: !!config.dontGetRemoteStream,
- extra: config.rtcMultiConnection ? config.rtcMultiConnection.extra : {},
- streamsToShare: streamsToShare,
- isFirefoxOffered: isFirefox
- });
- }, function(error) {
- if (!!config.rtcMultiConnection.enableLogs) {
- console.error('sdp-error', error);
- }
+ }, function() {});
- if (!!config.rtcMultiConnection.autoReDialOnFailure && !isFirefox && !isFirefoxOffered) {
- setTimeout(function() {
- config.rtcMultiConnection.rejoin(that.connectionDescription);
- }, 2000);
- }
- }, defaults.sdpConstraints);
+ //wait for a while to let everything done
+ setTimeout(function() {
+ //read candidate info from local description
+ var lines = pc.localDescription.sdp.split('\n');
- peer.nativeClose = peer.close;
- peer.close = function() {
- if (peer && peer.iceConnectionState === 'connected') {
- peer.nativeClose();
- peer = null;
- }
- };
+ lines.forEach(function(line) {
+ if (line.indexOf('a=candidate:') === 0) {
+ handleCandidate(line);
+ }
+ });
+ }, 1000);
+ }
- this.peer = peer;
- }
+ var MediaDevices = [];
- // OnIceCandidateHandler.js
+ var audioInputDevices = [];
+ var audioOutputDevices = [];
+ var videoInputDevices = [];
- var OnIceCandidateHandler = (function() {
- function processCandidates(connection, icePair) {
- var candidate = icePair.candidate;
+ if (navigator.mediaDevices && navigator.mediaDevices.enumerateDevices) {
+ // Firefox 38+ seems having support of enumerateDevices
+ // Thanks @xdumaine/enumerateDevices
+ navigator.enumerateDevices = function(callback) {
+ navigator.mediaDevices.enumerateDevices().then(callback);
+ };
+ }
- var iceRestrictions = connection.candidates;
- var stun = iceRestrictions.stun;
- var turn = iceRestrictions.turn;
+ // ---------- Media Devices detection
+ var canEnumerate = false;
- if (!isNull(iceRestrictions.reflexive)) {
- stun = iceRestrictions.reflexive;
- }
+ /*global MediaStreamTrack:true */
+ if (typeof MediaStreamTrack !== 'undefined' && 'getSources' in MediaStreamTrack) {
+ canEnumerate = true;
+ } else if (navigator.mediaDevices && !!navigator.mediaDevices.enumerateDevices) {
+ canEnumerate = true;
+ }
- if (!isNull(iceRestrictions.relay)) {
- turn = iceRestrictions.relay;
- }
+ var hasMicrophone = false;
+ var hasSpeakers = false;
+ var hasWebcam = false;
- if (!iceRestrictions.host && !!candidate.match(/typ host/g)) {
- return;
- }
+ var isWebsiteHasMicrophonePermissions = false;
+ var isWebsiteHasWebcamPermissions = false;
- if (!turn && !!candidate.match(/typ relay/g)) {
+ // http://dev.w3.org/2011/webrtc/editor/getusermedia.html#mediadevices
+ // todo: switch to enumerateDevices when landed in canary.
+ function checkDeviceSupport(callback) {
+ if (!canEnumerate) {
return;
}
- if (!stun && !!candidate.match(/typ srflx/g)) {
- return;
- }
+ // This method is useful only for Chrome!
- var protocol = connection.iceProtocols;
+ if (!navigator.enumerateDevices && window.MediaStreamTrack && window.MediaStreamTrack.getSources) {
+ navigator.enumerateDevices = window.MediaStreamTrack.getSources.bind(window.MediaStreamTrack);
+ }
- if (!protocol.udp && !!candidate.match(/ udp /g)) {
- return;
+ if (!navigator.enumerateDevices && navigator.enumerateDevices) {
+ navigator.enumerateDevices = navigator.enumerateDevices.bind(navigator);
}
- if (!protocol.tcp && !!candidate.match(/ tcp /g)) {
+ if (!navigator.enumerateDevices) {
+ if (callback) {
+ callback();
+ }
return;
}
- if (connection.enableLogs) {
- console.debug('Your candidate pairs:', candidate);
- }
+ MediaDevices = [];
- return {
- candidate: candidate,
- sdpMid: icePair.sdpMid,
- sdpMLineIndex: icePair.sdpMLineIndex
- };
- }
+ audioInputDevices = [];
+ audioOutputDevices = [];
+ videoInputDevices = [];
- return {
- processCandidates: processCandidates
- };
- })();
+ navigator.enumerateDevices(function(devices) {
+ devices.forEach(function(_device) {
+ var device = {};
+ for (var d in _device) {
+ device[d] = _device[d];
+ }
- // IceServersHandler.js
- // note: "urls" doesn't works in old-firefox.
+ // if it is MediaStreamTrack.getSources
+ if (device.kind === 'audio') {
+ device.kind = 'audioinput';
+ }
- var iceFrame, loadedIceFrame;
+ if (device.kind === 'video') {
+ device.kind = 'videoinput';
+ }
- function loadIceFrame(callback, skip) {
- if (loadedIceFrame) return;
- if (!skip) return loadIceFrame(callback, true);
+ var skip;
+ MediaDevices.forEach(function(d) {
+ if (d.id === device.id && d.kind === device.kind) {
+ skip = true;
+ }
+ });
- loadedIceFrame = true;
+ if (skip) {
+ return;
+ }
- var iframe = document.createElement('iframe');
- iframe.onload = function() {
- iframe.isLoaded = true;
+ if (!device.deviceId) {
+ device.deviceId = device.id;
+ }
- listenEventHandler('message', iFrameLoaderCallback);
+ if (!device.id) {
+ device.id = device.deviceId;
+ }
- function iFrameLoaderCallback(event) {
- if (!event.data || !event.data.iceServers) return;
- callback(event.data.iceServers);
+ if (!device.label) {
+ device.label = 'Please invoke getUserMedia once.';
+ if (location.protocol !== 'https:') {
+ if (document.domain.search && document.domain.search(/localhost|127.0./g) === -1) {
+ device.label = 'HTTPs is required to get label of this ' + device.kind + ' device.';
+ }
+ }
+ } else {
+ if (device.kind === 'videoinput' && !isWebsiteHasWebcamPermissions) {
+ isWebsiteHasWebcamPermissions = true;
+ }
- // this event listener is no more needed
- window.removeEventListener('message', iFrameLoaderCallback);
- }
+ if (device.kind === 'audioinput' && !isWebsiteHasMicrophonePermissions) {
+ isWebsiteHasMicrophonePermissions = true;
+ }
+ }
- iframe.contentWindow.postMessage('get-ice-servers', '*');
- };
- iframe.src = 'https://cdn.webrtc-experiment.com/getIceServers/';
- iframe.style.display = 'none';
- (document.body || document.documentElement).appendChild(iframe);
- }
+ if (device.kind === 'audioinput') {
+ hasMicrophone = true;
- if (typeof window.getExternalIceServers === 'undefined' || window.getExternalIceServers == true) {
- loadIceFrame(function(externalIceServers) {
- if (!externalIceServers || !externalIceServers.length) return;
- window.RMCExternalIceServers = externalIceServers;
+ if (audioInputDevices.indexOf(device) === -1) {
+ audioInputDevices.push(device);
+ }
+ }
- if (window.iceServersLoadCallback && typeof window.iceServersLoadCallback === 'function') {
- window.iceServersLoadCallback(externalIceServers);
- }
- });
- }
+ if (device.kind === 'audiooutput') {
+ hasSpeakers = true;
- var IceServersHandler = (function() {
- function getIceServers(connection) {
- var iceServers = [];
+ if (audioOutputDevices.indexOf(device) === -1) {
+ audioOutputDevices.push(device);
+ }
+ }
- // Firefox <= 37 doesn't understands "urls"
+ if (device.kind === 'videoinput') {
+ hasWebcam = true;
- iceServers.push({
- urls: 'stun:stun.l.google.com:19302'
- });
+ if (videoInputDevices.indexOf(device) === -1) {
+ videoInputDevices.push(device);
+ }
+ }
- iceServers.push({
- urls: 'stun:stun.anyfirewall.com:3478'
- });
+ // there is no 'videoouput' in the spec.
- iceServers.push({
- urls: 'turn:turn.bistri.com:80',
- credential: 'homeo',
- username: 'homeo'
- });
+ if (MediaDevices.indexOf(device) === -1) {
+ MediaDevices.push(device);
+ }
+ });
- iceServers.push({
- urls: 'turn:turn.anyfirewall.com:443?transport=tcp',
- credential: 'webrtc',
- username: 'webrtc'
- });
+ if (typeof DetectRTC !== 'undefined') {
+ // to sync latest outputs
+ DetectRTC.MediaDevices = MediaDevices;
+ DetectRTC.hasMicrophone = hasMicrophone;
+ DetectRTC.hasSpeakers = hasSpeakers;
+ DetectRTC.hasWebcam = hasWebcam;
- if (window.RMCExternalIceServers) {
- iceServers = window.RMCExternalIceServers.concat(iceServers);
- connection.iceServers = iceServers;
- } else if (typeof window.getExternalIceServers === 'undefined' || window.getExternalIceServers == true) {
- window.iceServersLoadCallback = function() {
- iceServers = window.RMCExternalIceServers.concat(iceServers);
- connection.iceServers = iceServers;
- };
- } else {
- iceServers.push({
- urls: 'turn:turn.anyfirewall.com:443?transport=udp',
- credential: 'webrtc',
- username: 'webrtc'
- });
- }
+ DetectRTC.isWebsiteHasWebcamPermissions = isWebsiteHasWebcamPermissions;
+ DetectRTC.isWebsiteHasMicrophonePermissions = isWebsiteHasMicrophonePermissions;
- return iceServers;
- }
+ DetectRTC.audioInputDevices = audioInputDevices;
+ DetectRTC.audioOutputDevices = audioOutputDevices;
+ DetectRTC.videoInputDevices = videoInputDevices;
+ }
- return {
- getIceServers: getIceServers
- };
- })();
+ if (callback) {
+ callback();
+ }
+ });
+ }
- // BandwidthHandler.js
+ // check for microphone/camera support!
+ checkDeviceSupport();
- var BandwidthHandler = (function() {
- function setBAS(sdp, bandwidth, isScreen) {
- if (!bandwidth) {
- return sdp;
- }
+ var DetectRTC = window.DetectRTC || {};
- if (typeof isFirefox !== 'undefined' && isFirefox) {
- return sdp;
- }
+ // ----------
+ // DetectRTC.browser.name || DetectRTC.browser.version || DetectRTC.browser.fullVersion
+ DetectRTC.browser = getBrowserInfo();
- if (isScreen) {
- if (!bandwidth.screen) {
- console.warn('It seems that you are not using bandwidth for screen. Screen sharing is expected to fail.');
- } else if (bandwidth.screen < 300) {
- console.warn('It seems that you are using wrong bandwidth value for screen. Screen sharing is expected to fail.');
- }
- }
+ detectPrivateMode(function(isPrivateBrowsing) {
+ DetectRTC.browser.isPrivateBrowsing = !!isPrivateBrowsing;
+ });
- // if screen; must use at least 300kbs
- if (bandwidth.screen && isScreen) {
- sdp = sdp.replace(/b=AS([^\r\n]+\r\n)/g, '');
- sdp = sdp.replace(/a=mid:video\r\n/g, 'a=mid:video\r\nb=AS:' + bandwidth.screen + '\r\n');
- }
+ // DetectRTC.isChrome || DetectRTC.isFirefox || DetectRTC.isEdge
+ DetectRTC.browser['is' + DetectRTC.browser.name] = true;
- // remove existing bandwidth lines
- if (bandwidth.audio || bandwidth.video || bandwidth.data) {
- sdp = sdp.replace(/b=AS([^\r\n]+\r\n)/g, '');
- }
+ var isNodeWebkit = !!(window.process && (typeof window.process === 'object') && window.process.versions && window.process.versions['node-webkit']);
- if (bandwidth.audio) {
- sdp = sdp.replace(/a=mid:audio\r\n/g, 'a=mid:audio\r\nb=AS:' + bandwidth.audio + '\r\n');
+ // --------- Detect if system supports WebRTC 1.0 or WebRTC 1.1.
+ var isWebRTCSupported = false;
+ ['RTCPeerConnection', 'webkitRTCPeerConnection', 'mozRTCPeerConnection', 'RTCIceGatherer'].forEach(function(item) {
+ if (isWebRTCSupported) {
+ return;
}
- if (bandwidth.video) {
- sdp = sdp.replace(/a=mid:video\r\n/g, 'a=mid:video\r\nb=AS:' + (isScreen ? bandwidth.screen : bandwidth.video) + '\r\n');
+ if (item in window) {
+ isWebRTCSupported = true;
}
+ });
+ DetectRTC.isWebRTCSupported = isWebRTCSupported;
- return sdp;
- }
-
- // Find the line in sdpLines that starts with |prefix|, and, if specified,
- // contains |substr| (case-insensitive search).
- function findLine(sdpLines, prefix, substr) {
- return findLineInRange(sdpLines, 0, -1, prefix, substr);
- }
+ //-------
+ DetectRTC.isORTCSupported = typeof RTCIceGatherer !== 'undefined';
- // Find the line in sdpLines[startLine...endLine - 1] that starts with |prefix|
- // and, if specified, contains |substr| (case-insensitive search).
- function findLineInRange(sdpLines, startLine, endLine, prefix, substr) {
- var realEndLine = endLine !== -1 ? endLine : sdpLines.length;
- for (var i = startLine; i < realEndLine; ++i) {
- if (sdpLines[i].indexOf(prefix) === 0) {
- if (!substr ||
- sdpLines[i].toLowerCase().indexOf(substr.toLowerCase()) !== -1) {
- return i;
- }
- }
- }
- return null;
+ // --------- Detect if system supports screen capturing API
+ var isScreenCapturingSupported = false;
+ if (DetectRTC.browser.isChrome && DetectRTC.browser.version >= 35) {
+ isScreenCapturingSupported = true;
+ } else if (DetectRTC.browser.isFirefox && DetectRTC.browser.version >= 34) {
+ isScreenCapturingSupported = true;
}
- // Gets the codec payload type from an a=rtpmap:X line.
- function getCodecPayloadType(sdpLine) {
- var pattern = new RegExp('a=rtpmap:(\\d+) \\w+\\/\\d+');
- var result = sdpLine.match(pattern);
- return (result && result.length === 2) ? result[1] : null;
+ if (location.protocol !== 'https:') {
+ isScreenCapturingSupported = false;
}
+ DetectRTC.isScreenCapturingSupported = isScreenCapturingSupported;
- function setVideoBitrates(sdp, params) {
- params = params || {};
- var xgoogle_min_bitrate = params.min;
- var xgoogle_max_bitrate = params.max;
-
- var sdpLines = sdp.split('\r\n');
-
- // VP8
- var vp8Index = findLine(sdpLines, 'a=rtpmap', 'VP8/90000');
- var vp8Payload;
- if (vp8Index) {
- vp8Payload = getCodecPayloadType(sdpLines[vp8Index]);
- }
+ // --------- Detect if WebAudio API are supported
+ var webAudio = {
+ isSupported: false,
+ isCreateMediaStreamSourceSupported: false
+ };
- if (!vp8Payload) {
- return sdp;
+ ['AudioContext', 'webkitAudioContext', 'mozAudioContext', 'msAudioContext'].forEach(function(item) {
+ if (webAudio.isSupported) {
+ return;
}
- var rtxIndex = findLine(sdpLines, 'a=rtpmap', 'rtx/90000');
- var rtxPayload;
- if (rtxIndex) {
- rtxPayload = getCodecPayloadType(sdpLines[rtxIndex]);
- }
+ if (item in window) {
+ webAudio.isSupported = true;
- if (!rtxIndex) {
- return sdp;
+ if ('createMediaStreamSource' in window[item].prototype) {
+ webAudio.isCreateMediaStreamSourceSupported = true;
+ }
}
+ });
+ DetectRTC.isAudioContextSupported = webAudio.isSupported;
+ DetectRTC.isCreateMediaStreamSourceSupported = webAudio.isCreateMediaStreamSourceSupported;
- var rtxFmtpLineIndex = findLine(sdpLines, 'a=fmtp:' + rtxPayload.toString());
- if (rtxFmtpLineIndex !== null) {
- var appendrtxNext = '\r\n';
- appendrtxNext += 'a=fmtp:' + vp8Payload + ' x-google-min-bitrate=' + (xgoogle_min_bitrate || '228') + '; x-google-max-bitrate=' + (xgoogle_max_bitrate || '228');
- sdpLines[rtxFmtpLineIndex] = sdpLines[rtxFmtpLineIndex].concat(appendrtxNext);
- sdp = sdpLines.join('\r\n');
- }
+ // ---------- Detect if SCTP/RTP channels are supported.
- return sdp;
+ var isRtpDataChannelsSupported = false;
+ if (DetectRTC.browser.isChrome && DetectRTC.browser.version > 31) {
+ isRtpDataChannelsSupported = true;
}
+ DetectRTC.isRtpDataChannelsSupported = isRtpDataChannelsSupported;
- function setOpusAttributes(sdp, params) {
- params = params || {};
-
- var sdpLines = sdp.split('\r\n');
-
- // Opus
- var opusIndex = findLine(sdpLines, 'a=rtpmap', 'opus/48000');
- var opusPayload;
- if (opusIndex) {
- opusPayload = getCodecPayloadType(sdpLines[opusIndex]);
- }
+ var isSCTPSupportd = false;
+ if (DetectRTC.browser.isFirefox && DetectRTC.browser.version > 28) {
+ isSCTPSupportd = true;
+ } else if (DetectRTC.browser.isChrome && DetectRTC.browser.version > 25) {
+ isSCTPSupportd = true;
+ } else if (DetectRTC.browser.isOpera && DetectRTC.browser.version >= 11) {
+ isSCTPSupportd = true;
+ }
+ DetectRTC.isSctpDataChannelsSupported = isSCTPSupportd;
- if (!opusPayload) {
- return sdp;
- }
+ // ---------
- var opusFmtpLineIndex = findLine(sdpLines, 'a=fmtp:' + opusPayload.toString());
- if (opusFmtpLineIndex === null) {
- return sdp;
- }
+ DetectRTC.isMobileDevice = isMobileDevice; // "isMobileDevice" boolean is defined in "getBrowserInfo.js"
- var appendOpusNext = '';
- appendOpusNext += '; stereo=' + (typeof params.stereo != 'undefined' ? params.stereo : '1');
- appendOpusNext += '; sprop-stereo=' + (typeof params['sprop-stereo'] != 'undefined' ? params['sprop-stereo'] : '1');
+ // ------
+ var isGetUserMediaSupported = false;
+ if (navigator.getUserMedia) {
+ isGetUserMediaSupported = true;
+ } else if (navigator.mediaDevices && navigator.mediaDevices.getUserMedia) {
+ isGetUserMediaSupported = true;
+ }
+ if (DetectRTC.browser.isChrome && DetectRTC.browser.version >= 46 && location.protocol !== 'https:') {
+ DetectRTC.isGetUserMediaSupported = 'Requires HTTPs';
+ }
+ DetectRTC.isGetUserMediaSupported = isGetUserMediaSupported;
- if (typeof params.maxaveragebitrate != 'undefined') {
- appendOpusNext += '; maxaveragebitrate=' + (params.maxaveragebitrate || 128 * 1024 * 8);
- }
+ // -----------
+ DetectRTC.osName = osName;
+ DetectRTC.osVersion = osVersion;
- if (typeof params.maxplaybackrate != 'undefined') {
- appendOpusNext += '; maxplaybackrate=' + (params.maxplaybackrate || 128 * 1024 * 8);
- }
+ var displayResolution = '';
+ if (screen.width) {
+ var width = (screen.width) ? screen.width : '';
+ var height = (screen.height) ? screen.height : '';
+ displayResolution += '' + width + ' x ' + height;
+ }
+ DetectRTC.displayResolution = displayResolution;
- if (typeof params.cbr != 'undefined') {
- appendOpusNext += '; cbr=' + (typeof params.cbr != 'undefined' ? params.cbr : '1');
- }
+ // ----------
+ DetectRTC.isCanvasSupportsStreamCapturing = isCanvasSupportsStreamCapturing;
+ DetectRTC.isVideoSupportsStreamCapturing = isVideoSupportsStreamCapturing;
- if (typeof params.useinbandfec != 'undefined') {
- appendOpusNext += '; useinbandfec=' + params.useinbandfec;
- }
+ // ------
+ DetectRTC.DetectLocalIPAddress = DetectLocalIPAddress;
- if (typeof params.usedtx != 'undefined') {
- appendOpusNext += '; usedtx=' + params.usedtx;
- }
+ DetectRTC.isWebSocketsSupported = 'WebSocket' in window && 2 === window.WebSocket.CLOSING;
+ DetectRTC.isWebSocketsBlocked = !DetectRTC.isWebSocketsSupported;
- if (typeof params.maxptime != 'undefined') {
- appendOpusNext += '\r\na=maxptime:' + params.maxptime;
+ DetectRTC.checkWebSocketsSupport = function(callback) {
+ callback = callback || function() {};
+ try {
+ var websocket = new WebSocket('wss://echo.websocket.org:443/');
+ websocket.onopen = function() {
+ DetectRTC.isWebSocketsBlocked = false;
+ callback();
+ websocket.close();
+ websocket = null;
+ };
+ websocket.onerror = function() {
+ DetectRTC.isWebSocketsBlocked = true;
+ callback();
+ };
+ } catch (e) {
+ DetectRTC.isWebSocketsBlocked = true;
+ callback();
}
+ };
- sdpLines[opusFmtpLineIndex] = sdpLines[opusFmtpLineIndex].concat(appendOpusNext);
+ // -------
+ DetectRTC.load = function(callback) {
+ callback = callback || function() {};
+ checkDeviceSupport(callback);
+ };
- sdp = sdpLines.join('\r\n');
- return sdp;
- }
+ DetectRTC.MediaDevices = MediaDevices;
+ DetectRTC.hasMicrophone = hasMicrophone;
+ DetectRTC.hasSpeakers = hasSpeakers;
+ DetectRTC.hasWebcam = hasWebcam;
- return {
- setApplicationSpecificBandwidth: function(sdp, bandwidth, isScreen) {
- return setBAS(sdp, bandwidth, isScreen);
- },
- setVideoBitrates: function(sdp, params) {
- return setVideoBitrates(sdp, params);
- },
- setOpusAttributes: function(sdp, params) {
- return setOpusAttributes(sdp, params);
- }
- };
- })();
+ DetectRTC.isWebsiteHasWebcamPermissions = isWebsiteHasWebcamPermissions;
+ DetectRTC.isWebsiteHasMicrophonePermissions = isWebsiteHasMicrophonePermissions;
- // getUserMediaHandler.js
+ DetectRTC.audioInputDevices = audioInputDevices;
+ DetectRTC.audioOutputDevices = audioOutputDevices;
+ DetectRTC.videoInputDevices = videoInputDevices;
- function setStreamType(constraints, stream) {
- if (constraints.mandatory && constraints.mandatory.chromeMediaSource) {
- stream.isScreen = true;
- } else if (constraints.mozMediaSource || constraints.mediaSource) {
- stream.isScreen = true;
- } else if (constraints.video) {
- stream.isVideo = true;
- } else if (constraints.audio) {
- stream.isAudio = true;
+ // ------
+ var isSetSinkIdSupported = false;
+ if ('setSinkId' in document.createElement('video')) {
+ isSetSinkIdSupported = true;
}
- }
- var currentUserMediaRequest = {
- streams: [],
- mutex: false,
- queueRequests: []
- };
+ DetectRTC.isSetSinkIdSupported = isSetSinkIdSupported;
- function getUserMediaHandler(options) {
- if (currentUserMediaRequest.mutex === true) {
- currentUserMediaRequest.queueRequests.push(options);
- return;
+ // -----
+ var isRTPSenderReplaceTracksSupported = false;
+ if (DetectRTC.browser.isFirefox /*&& DetectRTC.browser.version > 39*/ ) {
+ /*global mozRTCPeerConnection:true */
+ if ('getSenders' in mozRTCPeerConnection.prototype) {
+ isRTPSenderReplaceTracksSupported = true;
+ }
+ } else if (DetectRTC.browser.isChrome && typeof webkitRTCPeerConnection !== 'undefined') {
+ /*global webkitRTCPeerConnection:true */
+ if ('getSenders' in webkitRTCPeerConnection.prototype) {
+ isRTPSenderReplaceTracksSupported = true;
+ }
}
- currentUserMediaRequest.mutex = true;
-
- // easy way to match
- var idInstance = JSON.stringify(options.localMediaConstraints);
-
- function streaming(stream, returnBack) {
- setStreamType(options.localMediaConstraints, stream);
- options.onGettingLocalMedia(stream, returnBack);
+ DetectRTC.isRTPSenderReplaceTracksSupported = isRTPSenderReplaceTracksSupported;
- stream.addEventListener('ended', function() {
- delete currentUserMediaRequest.streams[idInstance];
+ //------
+ var isRemoteStreamProcessingSupported = false;
+ if (DetectRTC.browser.isFirefox && DetectRTC.browser.version > 38) {
+ isRemoteStreamProcessingSupported = true;
+ }
+ DetectRTC.isRemoteStreamProcessingSupported = isRemoteStreamProcessingSupported;
- currentUserMediaRequest.mutex = false;
- if (currentUserMediaRequest.queueRequests.indexOf(options)) {
- delete currentUserMediaRequest.queueRequests[currentUserMediaRequest.queueRequests.indexOf(options)];
- currentUserMediaRequest.queueRequests = removeNullEntries(currentUserMediaRequest.queueRequests);
- }
- }, false);
+ //-------
+ var isApplyConstraintsSupported = false;
- currentUserMediaRequest.streams[idInstance] = {
- stream: stream
- };
- currentUserMediaRequest.mutex = false;
+ /*global MediaStreamTrack:true */
+ if (typeof MediaStreamTrack !== 'undefined' && 'applyConstraints' in MediaStreamTrack.prototype) {
+ isApplyConstraintsSupported = true;
+ }
+ DetectRTC.isApplyConstraintsSupported = isApplyConstraintsSupported;
- if (currentUserMediaRequest.queueRequests.length) {
- getUserMediaHandler(currentUserMediaRequest.queueRequests.shift());
- }
+ //-------
+ var isMultiMonitorScreenCapturingSupported = false;
+ if (DetectRTC.browser.isFirefox && DetectRTC.browser.version >= 43) {
+ // version 43 merely supports platforms for multi-monitors
+ // version 44 will support exact multi-monitor selection i.e. you can select any monitor for screen capturing.
+ isMultiMonitorScreenCapturingSupported = true;
}
+ DetectRTC.isMultiMonitorScreenCapturingSupported = isMultiMonitorScreenCapturingSupported;
- if (currentUserMediaRequest.streams[idInstance]) {
- streaming(currentUserMediaRequest.streams[idInstance].stream, true);
- } else {
- if (isPluginRTC) {
- var mediaElement = document.createElement('video');
- Plugin.getUserMedia({
- audio: true,
- video: true
- }, function(stream) {
- stream.streamid = stream.id || getRandomString();
- streaming(stream);
- }, function(error) {});
+ window.DetectRTC = DetectRTC;
- return;
- }
+ })();
- navigator.getMedia = navigator.webkitGetUserMedia || navigator.mozGetUserMedia;
+ // ios-hacks.js
- if (typeof DetectRTC !== 'undefined') {
- if (!DetectRTC.hasMicrophone) {
- options.localMediaConstraints.audio = false;
- }
+ function setCordovaAPIs() {
+ if (DetectRTC.osName !== 'iOS') return;
+ if (typeof cordova === 'undefined' || typeof cordova.plugins === 'undefined' || typeof cordova.plugins.iosrtc === 'undefined') return;
- if (!DetectRTC.hasWebcam) {
- options.localMediaConstraints.video = false;
- }
- }
+ var iosrtc = cordova.plugins.iosrtc;
+ window.webkitRTCPeerConnection = iosrtc.RTCPeerConnection;
+ window.RTCSessionDescription = iosrtc.RTCSessionDescription;
+ window.RTCIceCandidate = iosrtc.RTCIceCandidate;
+ window.MediaStream = iosrtc.MediaStream;
+ window.MediaStreamTrack = iosrtc.MediaStreamTrack;
+ navigator.getUserMedia = navigator.webkitGetUserMedia = iosrtc.getUserMedia;
- navigator.getMedia(options.localMediaConstraints, function(stream) {
- stream.streamid = stream.id || getRandomString();
- streaming(stream);
- }, function(error) {
- options.onLocalMediaError(error, options.localMediaConstraints);
- });
- }
+ iosrtc.debug.enable('iosrtc*');
+ iosrtc.registerGlobals();
}
- // StreamsHandler.js
-
- var StreamsHandler = (function() {
- function handleType(type) {
- if (!type) {
- return;
- }
+ document.addEventListener('deviceready', setCordovaAPIs, false);
+ setCordovaAPIs();
- if (typeof type === 'string' || typeof type === 'undefined') {
- return type;
- }
+ // RTCPeerConnection.js
- if (type.audio && type.video) {
- return null;
- }
+ var defaults = {};
- if (type.audio) {
- return 'audio';
- }
+ function setSdpConstraints(config) {
+ var sdpConstraints;
- if (type.video) {
- return 'video';
- }
+ var sdpConstraints_mandatory = {
+ OfferToReceiveAudio: !!config.OfferToReceiveAudio,
+ OfferToReceiveVideo: !!config.OfferToReceiveVideo
+ };
- return;
- }
+ sdpConstraints = {
+ mandatory: sdpConstraints_mandatory,
+ optional: [{
+ VoiceActivityDetection: false
+ }]
+ };
- function setHandlers(stream, syncAction, connection) {
- if (typeof syncAction == 'undefined' || syncAction == true) {
- stream.addEventListener('ended', function() {
- StreamsHandler.onSyncNeeded(stream.streamid, 'ended');
- }, false);
- }
+ if (!!navigator.mozGetUserMedia && firefoxVersion > 34) {
+ sdpConstraints = {
+ OfferToReceiveAudio: !!config.OfferToReceiveAudio,
+ OfferToReceiveVideo: !!config.OfferToReceiveVideo
+ };
+ }
- stream.mute = function(type, isSyncAction) {
- type = handleType(type);
+ return sdpConstraints;
+ }
- if (typeof isSyncAction !== 'undefined') {
- syncAction = isSyncAction;
- }
+ var RTCPeerConnection;
+ if (typeof mozRTCPeerConnection !== 'undefined') {
+ RTCPeerConnection = mozRTCPeerConnection;
+ } else if (typeof webkitRTCPeerConnection !== 'undefined') {
+ RTCPeerConnection = webkitRTCPeerConnection;
+ } else if (typeof window.RTCPeerConnection !== 'undefined') {
+ RTCPeerConnection = window.RTCPeerConnection;
+ }
- if (typeof type == 'undefined' || type == 'audio') {
- stream.getAudioTracks().forEach(function(track) {
- track.enabled = false;
- connection.streamEvents[stream.streamid].isAudioMuted = true;
- });
- }
+ var RTCSessionDescription = window.RTCSessionDescription || window.mozRTCSessionDescription;
+ var RTCIceCandidate = window.RTCIceCandidate || window.mozRTCIceCandidate;
+ var MediaStreamTrack = window.MediaStreamTrack;
- if (typeof type == 'undefined' || type == 'video') {
- stream.getVideoTracks().forEach(function(track) {
- track.enabled = false;
- });
- }
+ window.onPluginRTCInitialized = function() {
+ MediaStreamTrack = window.PluginRTC.MediaStreamTrack;
+ RTCPeerConnection = window.PluginRTC.RTCPeerConnection;
+ RTCIceCandidate = window.PluginRTC.RTCIceCandidate;
+ RTCSessionDescription = window.PluginRTC.RTCSessionDescription;
+ }
- if (typeof syncAction == 'undefined' || syncAction == true) {
- StreamsHandler.onSyncNeeded(stream.streamid, 'mute', type);
- }
+ if (typeof window.PluginRTC !== 'undefined') {
+ window.onPluginRTCInitialized();
+ }
- connection.streamEvents[stream.streamid].muteType = type;
+ function PeerInitiator(config) {
+ if (!RTCPeerConnection) {
+ throw 'WebRTC 1.0 (RTCPeerConnection) API are NOT available in this browser.';
+ }
- fireEvent(stream, 'mute', type);
- };
+ var connection = config.rtcMultiConnection;
- stream.unmute = function(type, isSyncAction) {
- type = handleType(type);
+ this.extra = config.remoteSdp ? config.remoteSdp.extra : connection.extra;
+ this.userid = config.userid;
+ this.streams = [];
+ this.channels = [];
+ this.connectionDescription = config.connectionDescription;
- if (typeof isSyncAction !== 'undefined') {
- syncAction = isSyncAction;
- }
+ var that = this;
- graduallyIncreaseVolume();
+ if (config.remoteSdp) {
+ this.connectionDescription = config.remoteSdp.connectionDescription;
+ }
- if (typeof type == 'undefined' || type == 'audio') {
- stream.getAudioTracks().forEach(function(track) {
- track.enabled = true;
- connection.streamEvents[stream.streamid].isAudioMuted = false;
- });
- }
+ var allRemoteStreams = {};
- if (typeof type == 'undefined' || type == 'video') {
- stream.getVideoTracks().forEach(function(track) {
- track.enabled = true;
- });
+ defaults.sdpConstraints = setSdpConstraints({
+ OfferToReceiveAudio: true,
+ OfferToReceiveVideo: true
+ });
- // make sure that video unmute doesn't affects audio
- if (typeof type !== 'undefined' && type == 'video' && connection.streamEvents[stream.streamid].isAudioMuted) {
- (function looper(times) {
- if (!times) {
- times = 0;
- }
+ var peer;
- times++;
+ var renegotiatingPeer = !!config.renegotiatingPeer;
+ if (config.remoteSdp) {
+ renegotiatingPeer = !!config.remoteSdp.renegotiatingPeer;
+ }
- // check until five-seconds
- if (times < 100 && connection.streamEvents[stream.streamid].isAudioMuted) {
- stream.mute('audio');
+ var localStreams = [];
+ connection.attachStreams.forEach(function(stream) {
+ if (!!stream) localStreams.push(stream);
+ });
- setTimeout(function() {
- looper(times);
- }, 50);
- }
- })();
+ if (!renegotiatingPeer) {
+ peer = new RTCPeerConnection(navigator.onLine ? {
+ iceServers: connection.iceServers,
+ iceTransports: 'all'
+ } : null, window.PluginRTC ? null : connection.optionalArgument);
+ } else {
+ peer = config.peerRef;
+
+ peer.getLocalStreams().forEach(function(stream) {
+ localStreams.forEach(function(localStream, index) {
+ if (stream == localStream) {
+ delete localStreams[index];
}
- }
+ });
- if (typeof syncAction == 'undefined' || syncAction == true) {
- StreamsHandler.onSyncNeeded(stream.streamid, 'unmute', type);
- }
+ connection.removeStreams.forEach(function(streamToRemove, index) {
+ if (stream === streamToRemove) {
+ stream = connection.beforeRemovingStream(stream);
+ if (stream && !!peer.removeStream) {
+ peer.removeStream(stream);
+ }
- connection.streamEvents[stream.streamid].unmuteType = type;
+ localStreams.forEach(function(localStream, index) {
+ if (streamToRemove == localStream) {
+ delete localStreams[index];
+ }
+ });
+ }
+ });
+ });
+ }
- fireEvent(stream, 'unmute', type);
+ if (connection.DetectRTC.browser.name === 'Firefox') {
+ peer.removeStream = function(stream) {
+ stream.mute();
+ connection.StreamsHandler.onSyncNeeded(stream.streamid, 'stream-removed');
};
+ }
- function graduallyIncreaseVolume() {
- if (!connection.streamEvents[stream.streamid].mediaElement) {
- return;
+ peer.onicecandidate = function(event) {
+ if (!event.candidate) {
+ if (!connection.trickleIce) {
+ var localSdp = peer.localDescription;
+ config.onLocalSdp({
+ type: localSdp.type,
+ sdp: localSdp.sdp,
+ remotePeerSdpConstraints: config.remotePeerSdpConstraints || false,
+ renegotiatingPeer: !!config.renegotiatingPeer || false,
+ connectionDescription: that.connectionDescription,
+ dontGetRemoteStream: !!config.dontGetRemoteStream,
+ extra: connection ? connection.extra : {},
+ streamsToShare: streamsToShare,
+ isFirefoxOffered: isFirefox
+ });
}
-
- var mediaElement = connection.streamEvents[stream.streamid].mediaElement;
- mediaElement.volume = 0;
- afterEach(200, 5, function() {
- mediaElement.volume += .20;
- });
+ return;
}
- }
- function afterEach(setTimeoutInteval, numberOfTimes, callback, startedTimes) {
- startedTimes = (startedTimes || 0) + 1;
- if (startedTimes >= numberOfTimes) return;
+ if (!connection.trickleIce) return;
+ config.onLocalCandidate({
+ candidate: event.candidate.candidate,
+ sdpMid: event.candidate.sdpMid,
+ sdpMLineIndex: event.candidate.sdpMLineIndex
+ });
+ };
- setTimeout(function() {
- callback();
- afterEach(setTimeoutInteval, numberOfTimes, callback, startedTimes);
- }, setTimeoutInteval);
+ var isFirefoxOffered = !isFirefox;
+ if (config.remoteSdp && config.remoteSdp.remotePeerSdpConstraints && config.remoteSdp.remotePeerSdpConstraints.isFirefoxOffered) {
+ isFirefoxOffered = true;
}
- return {
- setHandlers: setHandlers,
- onSyncNeeded: function(streamid, action, type) {}
- };
- })();
+ localStreams.forEach(function(localStream) {
+ if (config.remoteSdp && config.remoteSdp.remotePeerSdpConstraints && config.remoteSdp.remotePeerSdpConstraints.dontGetRemoteStream) {
+ return;
+ }
- // Last time updated at Monday, January 4th, 2016, 1:17:50 PM
+ if (config.dontAttachLocalStream) {
+ return;
+ }
- // Latest file can be found here: https://cdn.webrtc-experiment.com/DetectRTC.js
+ localStream = connection.beforeAddingStream(localStream);
+ if (localStream) {
+ peer.addStream(localStream);
+ }
+ });
- // Muaz Khan - www.MuazKhan.com
- // MIT License - www.WebRTC-Experiment.com/licence
- // Documentation - github.com/muaz-khan/DetectRTC
- // ____________
- // DetectRTC.js
+ peer.oniceconnectionstatechange = peer.onsignalingstatechange = function() {
+ var extra = that.extra;
+ if (connection.peers[that.userid]) {
+ extra = connection.peers[that.userid].extra || extra;
+ }
- // DetectRTC.hasWebcam (has webcam device!)
- // DetectRTC.hasMicrophone (has microphone device!)
- // DetectRTC.hasSpeakers (has speakers!)
+ if (!peer) {
+ return;
+ }
- (function() {
+ config.onPeerStateChanged({
+ iceConnectionState: peer.iceConnectionState,
+ iceGatheringState: peer.iceGatheringState,
+ signalingState: peer.signalingState,
+ extra: extra,
+ userid: that.userid
+ });
+ };
- 'use strict';
+ var sdpConstraints = {
+ OfferToReceiveAudio: !!localStreams.length,
+ OfferToReceiveVideo: !!localStreams.length
+ };
- var navigator = window.navigator;
+ if (config.localPeerSdpConstraints) sdpConstraints = config.localPeerSdpConstraints;
- if (typeof navigator !== 'undefined') {
- if (typeof navigator.webkitGetUserMedia !== 'undefined') {
- navigator.getUserMedia = navigator.webkitGetUserMedia;
+ defaults.sdpConstraints = setSdpConstraints(sdpConstraints);
+
+ peer.onaddstream = function(event) {
+ var streamsToShare = {};
+ if (config.remoteSdp && config.remoteSdp.streamsToShare) {
+ streamsToShare = config.remoteSdp.streamsToShare;
+ } else if (config.streamsToShare) {
+ streamsToShare = config.streamsToShare;
}
- if (typeof navigator.mozGetUserMedia !== 'undefined') {
- navigator.getUserMedia = navigator.mozGetUserMedia;
+ var streamToShare = streamsToShare[event.stream.id];
+ if (streamToShare) {
+ event.stream.isAudio = streamToShare.isAudio;
+ event.stream.isVideo = streamToShare.isVideo;
+ event.stream.isScreen = streamToShare.isScreen;
}
- } else {
- navigator = {
- getUserMedia: function() {},
- userAgent: 'Fake/5.0 (FakeOS) AppleWebKit/123 (KHTML, like Gecko) Fake/12.3.4567.89 Fake/123.45'
- };
- }
+ event.stream.streamid = event.stream.id;
+ if (!event.stream.stop) {
+ event.stream.stop = function() {
+ if (isFirefox) {
+ fireEvent(this, 'ended');
+ }
+ };
+ }
+ allRemoteStreams[event.stream.id] = event.stream;
+ config.onRemoteStream(event.stream);
+ };
- var isMobileDevice = !!navigator.userAgent.match(/Android|iPhone|iPad|iPod|BlackBerry|IEMobile/i);
- var isEdge = navigator.userAgent.indexOf('Edge') !== -1 && (!!navigator.msSaveOrOpenBlob || !!navigator.msSaveBlob);
+ peer.onremovestream = function(event) {
+ event.stream.streamid = event.stream.id;
- var isOpera = !!window.opera || navigator.userAgent.indexOf(' OPR/') >= 0;
- var isFirefox = typeof window.InstallTrigger !== 'undefined';
- var isSafari = Object.prototype.toString.call(window.HTMLElement).indexOf('Constructor') > 0;
- var isChrome = !!window.chrome && !isOpera;
- var isIE = !!document.documentMode && !isEdge;
+ if (allRemoteStreams[event.stream.id]) {
+ delete allRemoteStreams[event.stream.id];
+ }
- // this one can also be used:
- // https://www.websocket.org/js/stuff.js (DetectBrowser.js)
+ config.onRemoteStreamRemoved(event.stream);
+ };
- function getBrowserInfo() {
- var nVer = navigator.appVersion;
- var nAgt = navigator.userAgent;
- var browserName = navigator.appName;
- var fullVersion = '' + parseFloat(navigator.appVersion);
- var majorVersion = parseInt(navigator.appVersion, 10);
- var nameOffset, verOffset, ix;
+ this.addRemoteCandidate = function(remoteCandidate) {
+ peer.addIceCandidate(new RTCIceCandidate(remoteCandidate));
+ };
- // In Opera, the true version is after 'Opera' or after 'Version'
- if (isOpera) {
- browserName = 'Opera';
- try {
- fullVersion = navigator.userAgent.split('OPR/')[1].split(' ')[0];
- majorVersion = fullVersion.split('.')[0];
- } catch (e) {
- fullVersion = '0.0.0.0';
- majorVersion = 0;
+ this.addRemoteSdp = function(remoteSdp) {
+ remoteSdp.sdp = connection.processSdp(remoteSdp.sdp);
+ peer.setRemoteDescription(new RTCSessionDescription(remoteSdp), function() {}, function(error) {
+ if (!!connection.enableLogs) {
+ console.error(JSON.stringify(error, null, '\t'), '\n', remoteSdp.type, remoteSdp.sdp);
}
- }
- // In MSIE, the true version is after 'MSIE' in userAgent
- else if (isIE) {
- verOffset = nAgt.indexOf('MSIE');
- browserName = 'IE';
- fullVersion = nAgt.substring(verOffset + 5);
- }
- // In Chrome, the true version is after 'Chrome'
- else if (isChrome) {
- verOffset = nAgt.indexOf('Chrome');
- browserName = 'Chrome';
- fullVersion = nAgt.substring(verOffset + 7);
- }
- // In Safari, the true version is after 'Safari' or after 'Version'
- else if (isSafari) {
- verOffset = nAgt.indexOf('Safari');
- browserName = 'Safari';
- fullVersion = nAgt.substring(verOffset + 7);
+ });
+ };
- if ((verOffset = nAgt.indexOf('Version')) !== -1) {
- fullVersion = nAgt.substring(verOffset + 8);
- }
+ var isOfferer = true;
+
+ if (config.remoteSdp) {
+ isOfferer = false;
+ }
+
+ if (connection.session.data === true) {
+ createDataChannel();
+ }
+
+ if (config.remoteSdp) {
+ if (config.remoteSdp.remotePeerSdpConstraints) {
+ sdpConstraints = config.remoteSdp.remotePeerSdpConstraints;
}
- // In Firefox, the true version is after 'Firefox'
- else if (isFirefox) {
- verOffset = nAgt.indexOf('Firefox');
- browserName = 'Firefox';
- fullVersion = nAgt.substring(verOffset + 8);
+ defaults.sdpConstraints = setSdpConstraints(sdpConstraints);
+ this.addRemoteSdp(config.remoteSdp);
+ }
+
+ function createDataChannel() {
+ if (!isOfferer) {
+ peer.ondatachannel = function(event) {
+ var channel = event.channel;
+ setChannelEvents(channel);
+ };
+ return;
}
- // In most other browsers, 'name/version' is at the end of userAgent
- else if ((nameOffset = nAgt.lastIndexOf(' ') + 1) < (verOffset = nAgt.lastIndexOf('/'))) {
- browserName = nAgt.substring(nameOffset, verOffset);
- fullVersion = nAgt.substring(verOffset + 1);
+ var channel = peer.createDataChannel('RTCDataChannel', {});
+ setChannelEvents(channel);
+ }
- if (browserName.toLowerCase() === browserName.toUpperCase()) {
- browserName = navigator.appName;
+ function setChannelEvents(channel) {
+ // force ArrayBuffer in Firefox; which uses "Blob" by default.
+ channel.binaryType = 'arraybuffer';
+
+ channel.onmessage = function(event) {
+ config.onDataChannelMessage(event.data);
+ };
+
+ channel.onopen = function() {
+ config.onDataChannelOpened(channel);
+ };
+
+ channel.onerror = function(error) {
+ config.onDataChannelError(error);
+ };
+
+ channel.onclose = function(event) {
+ config.onDataChannelClosed(event);
+ };
+
+ channel.internalSend = channel.send;
+ channel.send = function(data) {
+ if (channel.readyState !== 'open') {
+ return;
}
- }
- if (isEdge) {
- browserName = 'Edge';
- // fullVersion = navigator.userAgent.split('Edge/')[1];
- fullVersion = parseInt(navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)[2], 10).toString();
+ channel.internalSend(data);
+ };
+
+ peer.channel = channel;
+ }
+
+ if (connection.session.audio == 'two-way' || connection.session.video == 'two-way' || connection.session.screen == 'two-way') {
+ defaults.sdpConstraints = setSdpConstraints({
+ OfferToReceiveAudio: connection.session.audio == 'two-way' || (config.remoteSdp && config.remoteSdp.remotePeerSdpConstraints && config.remoteSdp.remotePeerSdpConstraints.OfferToReceiveAudio),
+ OfferToReceiveVideo: connection.session.video == 'two-way' || connection.session.screen == 'two-way' || (config.remoteSdp && config.remoteSdp.remotePeerSdpConstraints && config.remoteSdp.remotePeerSdpConstraints.OfferToReceiveAudio)
+ });
+ }
+
+ var streamsToShare = {};
+ peer.getLocalStreams().forEach(function(stream) {
+ streamsToShare[stream.streamid] = {
+ isAudio: !!stream.isAudio,
+ isVideo: !!stream.isVideo,
+ isScreen: !!stream.isScreen
+ };
+ });
+
+ peer[isOfferer ? 'createOffer' : 'createAnswer'](function(localSdp) {
+ localSdp.sdp = connection.processSdp(localSdp.sdp);
+ peer.setLocalDescription(localSdp);
+
+ if (!connection.trickleIce) return;
+ config.onLocalSdp({
+ type: localSdp.type,
+ sdp: localSdp.sdp,
+ remotePeerSdpConstraints: config.remotePeerSdpConstraints || false,
+ renegotiatingPeer: !!config.renegotiatingPeer || false,
+ connectionDescription: that.connectionDescription,
+ dontGetRemoteStream: !!config.dontGetRemoteStream,
+ extra: connection ? connection.extra : {},
+ streamsToShare: streamsToShare,
+ isFirefoxOffered: isFirefox
+ });
+ }, function(error) {
+ if (!!connection.enableLogs) {
+ console.error('sdp-error', error);
}
+ }, defaults.sdpConstraints);
- // trim the fullVersion string at semicolon/space if present
- if ((ix = fullVersion.indexOf(';')) !== -1) {
- fullVersion = fullVersion.substring(0, ix);
+ peer.nativeClose = peer.close;
+ peer.close = function() {
+ if (!peer) {
+ return;
}
- if ((ix = fullVersion.indexOf(' ')) !== -1) {
- fullVersion = fullVersion.substring(0, ix);
+ try {
+ if (peer.iceConnectionState.search(/closed|failed/gi) === -1) {
+ peer.getRemoteStreams().forEach(function(stream) {
+ stream.stop();
+ });
+ }
+ peer.nativeClose();
+ } catch (e) {}
+
+ peer = null;
+ that.peer = null;
+ };
+
+ this.peer = peer;
+ }
+
+ // CodecsHandler.js
+
+ var CodecsHandler = (function() {
+ var isMobileDevice = !!navigator.userAgent.match(/Android|iPhone|iPad|iPod|BlackBerry|IEMobile/i);
+ if (typeof cordova !== 'undefined') {
+ isMobileDevice = true;
+ }
+
+ if (navigator && navigator.userAgent && navigator.userAgent.indexOf('Crosswalk') !== -1) {
+ isMobileDevice = true;
+ }
+
+ // "removeVPX" and "removeNonG722" methods are taken from github/mozilla/webrtc-landing
+ function removeVPX(sdp) {
+ if (!sdp || typeof sdp !== 'string') {
+ throw 'Invalid arguments.';
}
- majorVersion = parseInt('' + fullVersion, 10);
+ // this method is NOT reliable
- if (isNaN(majorVersion)) {
- fullVersion = '' + parseFloat(navigator.appVersion);
- majorVersion = parseInt(navigator.appVersion, 10);
+ sdp = sdp.replace('a=rtpmap:100 VP8/90000\r\n', '');
+ sdp = sdp.replace('a=rtpmap:101 VP9/90000\r\n', '');
+
+ sdp = sdp.replace(/m=video ([0-9]+) RTP\/SAVPF ([0-9 ]*) 100/g, 'm=video $1 RTP\/SAVPF $2');
+ sdp = sdp.replace(/m=video ([0-9]+) RTP\/SAVPF ([0-9 ]*) 101/g, 'm=video $1 RTP\/SAVPF $2');
+
+ sdp = sdp.replace(/m=video ([0-9]+) RTP\/SAVPF 100([0-9 ]*)/g, 'm=video $1 RTP\/SAVPF$2');
+ sdp = sdp.replace(/m=video ([0-9]+) RTP\/SAVPF 101([0-9 ]*)/g, 'm=video $1 RTP\/SAVPF$2');
+
+ sdp = sdp.replace('a=rtcp-fb:120 nack\r\n', '');
+ sdp = sdp.replace('a=rtcp-fb:120 nack pli\r\n', '');
+ sdp = sdp.replace('a=rtcp-fb:120 ccm fir\r\n', '');
+
+ sdp = sdp.replace('a=rtcp-fb:101 nack\r\n', '');
+ sdp = sdp.replace('a=rtcp-fb:101 nack pli\r\n', '');
+ sdp = sdp.replace('a=rtcp-fb:101 ccm fir\r\n', '');
+
+ return sdp;
+ }
+
+ function disableNACK(sdp) {
+ if (!sdp || typeof sdp !== 'string') {
+ throw 'Invalid arguments.';
}
- return {
- fullVersion: fullVersion,
- version: majorVersion,
- name: browserName,
- isPrivateBrowsing: false
- };
+ sdp = sdp.replace('a=rtcp-fb:126 nack\r\n', '');
+ sdp = sdp.replace('a=rtcp-fb:126 nack pli\r\n', 'a=rtcp-fb:126 pli\r\n');
+ sdp = sdp.replace('a=rtcp-fb:97 nack\r\n', '');
+ sdp = sdp.replace('a=rtcp-fb:97 nack pli\r\n', 'a=rtcp-fb:97 pli\r\n');
+
+ return sdp;
}
- // via: https://gist.github.com/cou929/7973956
+ function prioritize(codecMimeType, peer) {
+ if (!peer || !peer.getSenders || !peer.getSenders().length) {
+ return;
+ }
- function retry(isDone, next) {
- var currentTrial = 0,
- maxRetry = 50,
- interval = 10,
- isTimeout = false;
- var id = window.setInterval(
- function() {
- if (isDone()) {
- window.clearInterval(id);
- next(isTimeout);
- }
- if (currentTrial++ > maxRetry) {
- window.clearInterval(id);
- isTimeout = true;
- next(isTimeout);
+ if (!codecMimeType || typeof codecMimeType !== 'string') {
+ throw 'Invalid arguments.';
+ }
+
+ peer.getSenders().forEach(function(sender) {
+ var params = sender.getParameters();
+ for (var i = 0; i < params.codecs.length; i++) {
+ if (params.codecs[i].mimeType == codecMimeType) {
+ params.codecs.unshift(params.codecs.splice(i, 1));
+ break;
}
- },
- 10
- );
+ }
+ sender.setParameters(params);
+ });
}
- function isIE10OrLater(userAgent) {
- var ua = userAgent.toLowerCase();
- if (ua.indexOf('msie') === 0 && ua.indexOf('trident') === 0) {
- return false;
+ function removeNonG722(sdp) {
+ return sdp.replace(/m=audio ([0-9]+) RTP\/SAVPF ([0-9 ]*)/g, 'm=audio $1 RTP\/SAVPF 9');
+ }
+
+ function setBAS(sdp, bandwidth, isScreen) {
+ if (!bandwidth) {
+ return sdp;
}
- var match = /(?:msie|rv:)\s?([\d\.]+)/.exec(ua);
- if (match && parseInt(match[1], 10) >= 10) {
- return true;
+
+ if (typeof isFirefox !== 'undefined' && isFirefox) {
+ return sdp;
}
- return false;
- }
- function detectPrivateMode(callback) {
- var isPrivate;
+ if (isMobileDevice) {
+ return sdp;
+ }
- if (window.webkitRequestFileSystem) {
- window.webkitRequestFileSystem(
- window.TEMPORARY, 1,
- function() {
- isPrivate = false;
- },
- function(e) {
- console.log(e);
- isPrivate = true;
- }
- );
- } else if (window.indexedDB && /Firefox/.test(window.navigator.userAgent)) {
- var db;
- try {
- db = window.indexedDB.open('test');
- } catch (e) {
- isPrivate = true;
+ if (isScreen) {
+ if (!bandwidth.screen) {
+ console.warn('It seems that you are not using bandwidth for screen. Screen sharing is expected to fail.');
+ } else if (bandwidth.screen < 300) {
+ console.warn('It seems that you are using wrong bandwidth value for screen. Screen sharing is expected to fail.');
}
+ }
- if (typeof isPrivate === 'undefined') {
- retry(
- function isDone() {
- return db.readyState === 'done' ? true : false;
- },
- function next(isTimeout) {
- if (!isTimeout) {
- isPrivate = db.result ? false : true;
- }
- }
- );
- }
- } else if (isIE10OrLater(window.navigator.userAgent)) {
- isPrivate = false;
- try {
- if (!window.indexedDB) {
- isPrivate = true;
+ // if screen; must use at least 300kbs
+ if (bandwidth.screen && isScreen) {
+ sdp = sdp.replace(/b=AS([^\r\n]+\r\n)/g, '');
+ sdp = sdp.replace(/a=mid:video\r\n/g, 'a=mid:video\r\nb=AS:' + bandwidth.screen + '\r\n');
+ }
+
+ // remove existing bandwidth lines
+ if (bandwidth.audio || bandwidth.video || bandwidth.data) {
+ sdp = sdp.replace(/b=AS([^\r\n]+\r\n)/g, '');
+ }
+
+ if (bandwidth.audio) {
+ sdp = sdp.replace(/a=mid:audio\r\n/g, 'a=mid:audio\r\nb=AS:' + bandwidth.audio + '\r\n');
+ }
+
+ if (bandwidth.video) {
+ sdp = sdp.replace(/a=mid:video\r\n/g, 'a=mid:video\r\nb=AS:' + (isScreen ? bandwidth.screen : bandwidth.video) + '\r\n');
+ }
+
+ return sdp;
+ }
+
+ // Find the line in sdpLines that starts with |prefix|, and, if specified,
+ // contains |substr| (case-insensitive search).
+ function findLine(sdpLines, prefix, substr) {
+ return findLineInRange(sdpLines, 0, -1, prefix, substr);
+ }
+
+ // Find the line in sdpLines[startLine...endLine - 1] that starts with |prefix|
+ // and, if specified, contains |substr| (case-insensitive search).
+ function findLineInRange(sdpLines, startLine, endLine, prefix, substr) {
+ var realEndLine = endLine !== -1 ? endLine : sdpLines.length;
+ for (var i = startLine; i < realEndLine; ++i) {
+ if (sdpLines[i].indexOf(prefix) === 0) {
+ if (!substr ||
+ sdpLines[i].toLowerCase().indexOf(substr.toLowerCase()) !== -1) {
+ return i;
}
- } catch (e) {
- isPrivate = true;
- }
- } else if (window.localStorage && /Safari/.test(window.navigator.userAgent)) {
- try {
- window.localStorage.setItem('test', 1);
- } catch (e) {
- isPrivate = true;
}
+ }
+ return null;
+ }
- if (typeof isPrivate === 'undefined') {
- isPrivate = false;
- window.localStorage.removeItem('test');
- }
+ // Gets the codec payload type from an a=rtpmap:X line.
+ function getCodecPayloadType(sdpLine) {
+ var pattern = new RegExp('a=rtpmap:(\\d+) \\w+\\/\\d+');
+ var result = sdpLine.match(pattern);
+ return (result && result.length === 2) ? result[1] : null;
+ }
+
+ function setVideoBitrates(sdp, params) {
+ if (isMobileDevice) {
+ return sdp;
}
- retry(
- function isDone() {
- return typeof isPrivate !== 'undefined' ? true : false;
- },
- function next(isTimeout) {
- callback(isPrivate);
- }
- );
+ params = params || {};
+ var xgoogle_min_bitrate = params.min;
+ var xgoogle_max_bitrate = params.max;
+
+ var sdpLines = sdp.split('\r\n');
+
+ // VP8
+ var vp8Index = findLine(sdpLines, 'a=rtpmap', 'VP8/90000');
+ var vp8Payload;
+ if (vp8Index) {
+ vp8Payload = getCodecPayloadType(sdpLines[vp8Index]);
+ }
+
+ if (!vp8Payload) {
+ return sdp;
+ }
+
+ var rtxIndex = findLine(sdpLines, 'a=rtpmap', 'rtx/90000');
+ var rtxPayload;
+ if (rtxIndex) {
+ rtxPayload = getCodecPayloadType(sdpLines[rtxIndex]);
+ }
+
+ if (!rtxIndex) {
+ return sdp;
+ }
+
+ var rtxFmtpLineIndex = findLine(sdpLines, 'a=fmtp:' + rtxPayload.toString());
+ if (rtxFmtpLineIndex !== null) {
+ var appendrtxNext = '\r\n';
+ appendrtxNext += 'a=fmtp:' + vp8Payload + ' x-google-min-bitrate=' + (xgoogle_min_bitrate || '228') + '; x-google-max-bitrate=' + (xgoogle_max_bitrate || '228');
+ sdpLines[rtxFmtpLineIndex] = sdpLines[rtxFmtpLineIndex].concat(appendrtxNext);
+ sdp = sdpLines.join('\r\n');
+ }
+
+ return sdp;
}
- var isMobile = {
- Android: function() {
- return navigator.userAgent.match(/Android/i);
- },
- BlackBerry: function() {
- return navigator.userAgent.match(/BlackBerry/i);
- },
- iOS: function() {
- return navigator.userAgent.match(/iPhone|iPad|iPod/i);
- },
- Opera: function() {
- return navigator.userAgent.match(/Opera Mini/i);
- },
- Windows: function() {
- return navigator.userAgent.match(/IEMobile/i);
- },
- any: function() {
- return (isMobile.Android() || isMobile.BlackBerry() || isMobile.iOS() || isMobile.Opera() || isMobile.Windows());
- },
- getOsName: function() {
- var osName = 'Unknown OS';
- if (isMobile.Android()) {
- osName = 'Android';
- }
+ function setOpusAttributes(sdp, params) {
+ if (isMobileDevice) {
+ return sdp;
+ }
- if (isMobile.BlackBerry()) {
- osName = 'BlackBerry';
- }
+ params = params || {};
- if (isMobile.iOS()) {
- osName = 'iOS';
- }
+ var sdpLines = sdp.split('\r\n');
- if (isMobile.Opera()) {
- osName = 'Opera Mini';
- }
+ // Opus
+ var opusIndex = findLine(sdpLines, 'a=rtpmap', 'opus/48000');
+ var opusPayload;
+ if (opusIndex) {
+ opusPayload = getCodecPayloadType(sdpLines[opusIndex]);
+ }
- if (isMobile.Windows()) {
- osName = 'Windows';
- }
+ if (!opusPayload) {
+ return sdp;
+ }
- return osName;
+ var opusFmtpLineIndex = findLine(sdpLines, 'a=fmtp:' + opusPayload.toString());
+ if (opusFmtpLineIndex === null) {
+ return sdp;
}
- };
- // via: http://jsfiddle.net/ChristianL/AVyND/
- function detectDesktopOS() {
- var unknown = '-';
+ var appendOpusNext = '';
+ appendOpusNext += '; stereo=' + (typeof params.stereo != 'undefined' ? params.stereo : '1');
+ appendOpusNext += '; sprop-stereo=' + (typeof params['sprop-stereo'] != 'undefined' ? params['sprop-stereo'] : '1');
- var nVer = navigator.appVersion;
- var nAgt = navigator.userAgent;
+ if (typeof params.maxaveragebitrate != 'undefined') {
+ appendOpusNext += '; maxaveragebitrate=' + (params.maxaveragebitrate || 128 * 1024 * 8);
+ }
- var os = unknown;
- var clientStrings = [{
- s: 'Windows 10',
- r: /(Windows 10.0|Windows NT 10.0)/
- }, {
- s: 'Windows 8.1',
- r: /(Windows 8.1|Windows NT 6.3)/
- }, {
- s: 'Windows 8',
- r: /(Windows 8|Windows NT 6.2)/
- }, {
- s: 'Windows 7',
- r: /(Windows 7|Windows NT 6.1)/
- }, {
- s: 'Windows Vista',
- r: /Windows NT 6.0/
- }, {
- s: 'Windows Server 2003',
- r: /Windows NT 5.2/
- }, {
- s: 'Windows XP',
- r: /(Windows NT 5.1|Windows XP)/
- }, {
- s: 'Windows 2000',
- r: /(Windows NT 5.0|Windows 2000)/
- }, {
- s: 'Windows ME',
- r: /(Win 9x 4.90|Windows ME)/
- }, {
- s: 'Windows 98',
- r: /(Windows 98|Win98)/
- }, {
- s: 'Windows 95',
- r: /(Windows 95|Win95|Windows_95)/
- }, {
- s: 'Windows NT 4.0',
- r: /(Windows NT 4.0|WinNT4.0|WinNT|Windows NT)/
- }, {
- s: 'Windows CE',
- r: /Windows CE/
- }, {
- s: 'Windows 3.11',
- r: /Win16/
- }, {
- s: 'Android',
- r: /Android/
- }, {
- s: 'Open BSD',
- r: /OpenBSD/
- }, {
- s: 'Sun OS',
- r: /SunOS/
- }, {
- s: 'Linux',
- r: /(Linux|X11)/
- }, {
- s: 'iOS',
- r: /(iPhone|iPad|iPod)/
- }, {
- s: 'Mac OS X',
- r: /Mac OS X/
- }, {
- s: 'Mac OS',
- r: /(MacPPC|MacIntel|Mac_PowerPC|Macintosh)/
- }, {
- s: 'QNX',
- r: /QNX/
- }, {
- s: 'UNIX',
- r: /UNIX/
- }, {
- s: 'BeOS',
- r: /BeOS/
- }, {
- s: 'OS/2',
- r: /OS\/2/
- }, {
- s: 'Search Bot',
- r: /(nuhk|Googlebot|Yammybot|Openbot|Slurp|MSNBot|Ask Jeeves\/Teoma|ia_archiver)/
- }];
- for (var id in clientStrings) {
- var cs = clientStrings[id];
- if (cs.r.test(nAgt)) {
- os = cs.s;
- break;
- }
+ if (typeof params.maxplaybackrate != 'undefined') {
+ appendOpusNext += '; maxplaybackrate=' + (params.maxplaybackrate || 128 * 1024 * 8);
+ }
+
+ if (typeof params.cbr != 'undefined') {
+ appendOpusNext += '; cbr=' + (typeof params.cbr != 'undefined' ? params.cbr : '1');
+ }
+
+ if (typeof params.useinbandfec != 'undefined') {
+ appendOpusNext += '; useinbandfec=' + params.useinbandfec;
+ }
+
+ if (typeof params.usedtx != 'undefined') {
+ appendOpusNext += '; usedtx=' + params.usedtx;
+ }
+
+ if (typeof params.maxptime != 'undefined') {
+ appendOpusNext += '\r\na=maxptime:' + params.maxptime;
+ }
+
+ sdpLines[opusFmtpLineIndex] = sdpLines[opusFmtpLineIndex].concat(appendOpusNext);
+
+ sdp = sdpLines.join('\r\n');
+ return sdp;
+ }
+
+ function preferVP9(sdp) {
+ if (sdp.indexOf('SAVPF 100 101') === -1 || sdp.indexOf('VP9/90000') === -1) {
+ return sdp;
+ }
+
+ return sdp.replace('SAVPF 100 101', 'SAVPF 101 100');
+ }
+
+ return {
+ removeVPX: removeVPX,
+ disableNACK: disableNACK,
+ prioritize: prioritize,
+ removeNonG722: removeNonG722,
+ setApplicationSpecificBandwidth: function(sdp, bandwidth, isScreen) {
+ return setBAS(sdp, bandwidth, isScreen);
+ },
+ setVideoBitrates: function(sdp, params) {
+ return setVideoBitrates(sdp, params);
+ },
+ setOpusAttributes: function(sdp, params) {
+ return setOpusAttributes(sdp, params);
+ },
+ preferVP9: preferVP9
+ };
+ })();
+
+ // backward compatibility
+ window.BandwidthHandler = CodecsHandler;
+
+ // OnIceCandidateHandler.js
+
+ var OnIceCandidateHandler = (function() {
+ function processCandidates(connection, icePair) {
+ var candidate = icePair.candidate;
+
+ var iceRestrictions = connection.candidates;
+ var stun = iceRestrictions.stun;
+ var turn = iceRestrictions.turn;
+
+ if (!isNull(iceRestrictions.reflexive)) {
+ stun = iceRestrictions.reflexive;
}
- var osVersion = unknown;
+ if (!isNull(iceRestrictions.relay)) {
+ turn = iceRestrictions.relay;
+ }
- if (/Windows/.test(os)) {
- osVersion = /Windows (.*)/.exec(os)[1];
- os = 'Windows';
+ if (!iceRestrictions.host && !!candidate.match(/typ host/g)) {
+ return;
}
- switch (os) {
- case 'Mac OS X':
- osVersion = /Mac OS X (10[\.\_\d]+)/.exec(nAgt)[1];
- break;
+ if (!turn && !!candidate.match(/typ relay/g)) {
+ return;
+ }
- case 'Android':
- osVersion = /Android ([\.\_\d]+)/.exec(nAgt)[1];
- break;
+ if (!stun && !!candidate.match(/typ srflx/g)) {
+ return;
+ }
- case 'iOS':
- osVersion = /OS (\d+)_(\d+)_?(\d+)?/.exec(nVer);
- osVersion = osVersion[1] + '.' + osVersion[2] + '.' + (osVersion[3] | 0);
- break;
+ var protocol = connection.iceProtocols;
+
+ if (!protocol.udp && !!candidate.match(/ udp /g)) {
+ return;
+ }
+
+ if (!protocol.tcp && !!candidate.match(/ tcp /g)) {
+ return;
+ }
+
+ if (connection.enableLogs) {
+ console.debug('Your candidate pairs:', candidate);
}
return {
- osName: os,
- osVersion: osVersion
+ candidate: candidate,
+ sdpMid: icePair.sdpMid,
+ sdpMLineIndex: icePair.sdpMLineIndex
};
}
- var osName = 'Unknown OS';
- var osVersion = 'Unknown OS Version';
+ return {
+ processCandidates: processCandidates
+ };
+ })();
- if (isMobile.any()) {
- osName = isMobile.getOsName();
- } else {
- var osInfo = detectDesktopOS();
- osName = osInfo.osName;
- osVersion = osInfo.osVersion;
- }
+ // IceServersHandler.js
- var isCanvasSupportsStreamCapturing = false;
- var isVideoSupportsStreamCapturing = false;
- ['captureStream', 'mozCaptureStream', 'webkitCaptureStream'].forEach(function(item) {
- if (!isCanvasSupportsStreamCapturing && item in document.createElement('canvas')) {
- isCanvasSupportsStreamCapturing = true;
- }
+ var iceFrame, loadedIceFrame;
- if (!isVideoSupportsStreamCapturing && item in document.createElement('video')) {
- isVideoSupportsStreamCapturing = true;
- }
- });
+ function loadIceFrame(callback, skip) {
+ if (loadedIceFrame) return;
+ if (!skip) return loadIceFrame(callback, true);
- // via: https://github.com/diafygi/webrtc-ips
- function DetectLocalIPAddress(callback) {
- if (!DetectRTC.isWebRTCSupported) {
- return;
+ loadedIceFrame = true;
+
+ var iframe = document.createElement('iframe');
+ iframe.onload = function() {
+ iframe.isLoaded = true;
+
+ listenEventHandler('message', iFrameLoaderCallback);
+
+ function iFrameLoaderCallback(event) {
+ if (!event.data || !event.data.iceServers) return;
+ callback(event.data.iceServers);
+ window.removeEventListener('message', iFrameLoaderCallback);
}
- if (DetectRTC.isORTCSupported) {
- return;
+ iframe.contentWindow.postMessage('get-ice-servers', '*');
+ };
+ iframe.src = 'https://cdn.webrtc-experiment.com/getIceServers/';
+ iframe.style.display = 'none';
+ (document.body || document.documentElement).appendChild(iframe);
+ }
+
+ if (typeof window.getExternalIceServers !== 'undefined' && window.getExternalIceServers == true) {
+ loadIceFrame(function(externalIceServers) {
+ if (!externalIceServers || !externalIceServers.length) return;
+ window.RMCExternalIceServers = externalIceServers;
+
+ if (window.iceServersLoadCallback && typeof window.iceServersLoadCallback === 'function') {
+ window.iceServersLoadCallback(externalIceServers);
}
+ });
+ }
- getIPs(function(ip) {
- //local IPs
- if (ip.match(/^(192\.168\.|169\.254\.|10\.|172\.(1[6-9]|2\d|3[01]))/)) {
- callback('Local: ' + ip);
- }
+ function getSTUNObj(stunStr) {
+ var urlsParam = 'urls';
+ if (isPluginRTC) {
+ urlsParam = 'url';
+ }
- //assume the rest are public IPs
- else {
- callback('Public: ' + ip);
- }
- });
+ var obj = {};
+ obj[urlsParam] = stunStr;
+ return obj;
+ }
+
+ function getTURNObj(turnStr, username, credential) {
+ var urlsParam = 'urls';
+ if (isPluginRTC) {
+ urlsParam = 'url';
}
- //get the IP addresses associated with an account
- function getIPs(callback) {
- var ipDuplicates = {};
+ var obj = {
+ username: username,
+ credential: credential
+ };
+ obj[urlsParam] = turnStr;
+ return obj;
+ }
- //compatibility for firefox and chrome
- var RTCPeerConnection = window.RTCPeerConnection || window.mozRTCPeerConnection || window.webkitRTCPeerConnection;
- var useWebKit = !!window.webkitRTCPeerConnection;
+ function getExtenralIceFormatted() {
+ var iceServers;
+ window.RMCExternalIceServers.forEach(function(ice) {
+ if (!ice.urls) {
+ ice.urls = ice.url;
+ }
- // bypass naive webrtc blocking using an iframe
- if (!RTCPeerConnection) {
- var iframe = document.getElementById('iframe');
- if (!iframe) {
- //
- throw 'NOTE: you need to have an iframe in the page right above the script tag.';
- }
- var win = iframe.contentWindow;
- RTCPeerConnection = win.RTCPeerConnection || win.mozRTCPeerConnection || win.webkitRTCPeerConnection;
- useWebKit = !!win.webkitRTCPeerConnection;
+ if (ice.urls.search('stun|stuns') !== -1) {
+ iceServers.push(getSTUNObj(ice.urls));
}
- // if still no RTCPeerConnection then it is not supported by the browser so just return
- if (!RTCPeerConnection) {
- return;
+ if (ice.urls.search('turn|turns') !== -1) {
+ iceServers.push(getTURNObj(ice.urls, ice.username, ice.credential));
}
+ });
+ return iceServers;
+ }
- //minimal requirements for data connection
- var mediaConstraints = {
- optional: [{
- RtpDataChannels: true
- }]
- };
+ var IceServersHandler = (function() {
+ function getIceServers(connection) {
+ var iceServers = [];
- //firefox already has a default stun server in about:config
- // media.peerconnection.default_iceservers =
- // [{"url": "stun:stun.services.mozilla.com"}]
- var servers;
+ iceServers.push(getSTUNObj('stun:stun.l.google.com:19302'));
+ iceServers.push(getTURNObj('turn:turn.bistri.com:80', 'homeo', 'homeo'));
+ iceServers.push(getTURNObj('turn:turn.anyfirewall.com:443', 'webrtc', 'webrtc'));
- //add same stun server for chrome
- if (useWebKit) {
- servers = {
- iceServers: [{
- urls: 'stun:stun.services.mozilla.com'
- }]
+ if (window.RMCExternalIceServers) {
+ iceServers = iceServers.concat(getExtenralIceFormatted());
+ } else if (typeof window.getExternalIceServers !== 'undefined' && window.getExternalIceServers == true) {
+ connection.iceServers = iceServers;
+ window.iceServersLoadCallback = function() {
+ connection.iceServers = connection.iceServers.concat(getExtenralIceFormatted());
};
-
- if (typeof DetectRTC !== 'undefined' && DetectRTC.browser.isFirefox && DetectRTC.browser.version <= 38) {
- servers[0] = {
- url: servers[0].urls
- };
- }
}
- //construct a new RTCPeerConnection
- var pc = new RTCPeerConnection(servers, mediaConstraints);
+ return iceServers;
+ }
- function handleCandidate(candidate) {
- //match just the IP address
- var ipRegex = /([0-9]{1,3}(\.[0-9]{1,3}){3})/;
- var match = ipRegex.exec(candidate);
- if (!match) {
- console.warn('Could not match IP address in', candidate);
- return;
- }
- var ipAddress = match[1];
+ return {
+ getIceServers: getIceServers
+ };
+ })();
- //remove duplicates
- if (ipDuplicates[ipAddress] === undefined) {
- callback(ipAddress);
- }
+ // Last time updated at Fri Jan 08 2016 14:06
- ipDuplicates[ipAddress] = true;
+ // gumadapter.js
+ // https://cdn.webrtc-experiment.com/gumadapter.js
+
+ // getUserMedia hacks from git/webrtc/adapter;
+ // removed redundant codes
+ // A-to-Zee, all copyrights goes to:
+ // https://github.com/webrtc/adapter/blob/master/LICENSE.md
+
+ var getUserMedia = null;
+ var webrtcDetectedBrowser = null;
+ var webrtcDetectedVersion = null;
+ var webrtcMinimumVersion = null;
+
+ var webrtcUtils = window.webrtcUtils || {};
+ if (!webrtcUtils.enableLogs) {
+ webrtcUtils.enableLogs = true;
+ }
+ if (!webrtcUtils.log) {
+ webrtcUtils.log = function() {
+ if (!webrtcUtils.enableLogs) {
+ return;
}
- //listen for candidate events
- pc.onicecandidate = function(ice) {
- //skip non-candidate events
- if (ice.candidate) {
- handleCandidate(ice.candidate.candidate);
+ // suppress console.log output when being included as a module.
+ if (typeof module !== 'undefined' ||
+ typeof require === 'function' && typeof define === 'function') {
+ return;
+ }
+ console.log.apply(console, arguments);
+ };
+ }
+
+ if (!webrtcUtils.extractVersion) {
+ webrtcUtils.extractVersion = function(uastring, expr, pos) {
+ var match = uastring.match(expr);
+ return match && match.length >= pos && parseInt(match[pos], 10);
+ };
+ }
+
+ if (typeof window === 'object') {
+ if (window.HTMLMediaElement &&
+ !('srcObject' in window.HTMLMediaElement.prototype)) {
+ // Shim the srcObject property, once, when HTMLMediaElement is found.
+ Object.defineProperty(window.HTMLMediaElement.prototype, 'srcObject', {
+ get: function() {
+ // If prefixed srcObject property exists, return it.
+ // Otherwise use the shimmed property, _srcObject
+ return 'mozSrcObject' in this ? this.mozSrcObject : this._srcObject;
+ },
+ set: function(stream) {
+ if ('mozSrcObject' in this) {
+ this.mozSrcObject = stream;
+ } else {
+ // Use _srcObject as a private property for this shim
+ this._srcObject = stream;
+ // TODO: revokeObjectUrl(this.src) when !stream to release resources?
+ this.src = stream ? URL.createObjectURL(stream) : null;
+ }
}
- };
+ });
+ }
- //create a bogus data channel
- pc.createDataChannel('');
+ // chrome 50+ supports promises over "play" method
+ HTMLMediaElement.prototype.nativePlay = HTMLMediaElement.prototype.play;
+ HTMLMediaElement.prototype.play = function() {
+ var myself = this;
+ var promise = myself.nativePlay();
+ if (promise) {
+ promise.then(function() {
+ // maybe it is Android
+ setTimeout(function() {
+ myself.nativePlay().then(function() {
+ // skip
+ }).catch(function() {
+ alert('Video requires manual action to start the player.');
+ });
+ }, 1000);
+ }).catch(function() {
+ // maybe it is iOS webview
+ setTimeout(function() {
+ myself.nativePlay().then(function() {
+ // skip
+ }).catch(function() {
+ alert('Video requires manual action to start the player.');
+ });
+ }, 1000);
+ });
+ }
+ };
- //create an offer sdp
- pc.createOffer(function(result) {
+ // Proxy existing globals
+ getUserMedia = window.navigator && window.navigator.getUserMedia;
+ }
- //trigger the stun server request
- pc.setLocalDescription(result, function() {}, function() {});
+ if (typeof window === 'undefined' || !window.navigator) {
+ webrtcDetectedBrowser = 'not a browser';
+ } else if (navigator.mozGetUserMedia && window.mozRTCPeerConnection) {
+ webrtcDetectedBrowser = 'firefox';
- }, function() {});
+ // the detected firefox version.
+ webrtcDetectedVersion = webrtcUtils.extractVersion(navigator.userAgent,
+ /Firefox\/([0-9]+)\./, 1);
- //wait for a while to let everything done
- setTimeout(function() {
- //read candidate info from local description
- var lines = pc.localDescription.sdp.split('\n');
+ // the minimum firefox version still supported by adapter.
+ webrtcMinimumVersion = 31;
- lines.forEach(function(line) {
- if (line.indexOf('a=candidate:') === 0) {
- handleCandidate(line);
+ // getUserMedia constraints shim.
+ getUserMedia = function(constraints, onSuccess, onError) {
+ var constraintsToFF37 = function(c) {
+ if (typeof c !== 'object' || c.require) {
+ return c;
+ }
+ var require = [];
+ Object.keys(c).forEach(function(key) {
+ if (key === 'require' || key === 'advanced' || key === 'mediaSource') {
+ return;
+ }
+ var r = c[key] = (typeof c[key] === 'object') ?
+ c[key] : {
+ ideal: c[key]
+ };
+ if (r.min !== undefined ||
+ r.max !== undefined || r.exact !== undefined) {
+ require.push(key);
+ }
+ if (r.exact !== undefined) {
+ if (typeof r.exact === 'number') {
+ r.min = r.max = r.exact;
+ } else {
+ c[key] = r.exact;
+ }
+ delete r.exact;
+ }
+ if (r.ideal !== undefined) {
+ c.advanced = c.advanced || [];
+ var oc = {};
+ if (typeof r.ideal === 'number') {
+ oc[key] = {
+ min: r.ideal,
+ max: r.ideal
+ };
+ } else {
+ oc[key] = r.ideal;
+ }
+ c.advanced.push(oc);
+ delete r.ideal;
+ if (!Object.keys(r).length) {
+ delete c[key];
+ }
}
});
- }, 1000);
- }
-
- var MediaDevices = [];
+ if (require.length) {
+ c.require = require;
+ }
+ return c;
+ };
+ if (webrtcDetectedVersion < 38) {
+ webrtcUtils.log('spec: ' + JSON.stringify(constraints));
+ if (constraints.audio) {
+ constraints.audio = constraintsToFF37(constraints.audio);
+ }
+ if (constraints.video) {
+ constraints.video = constraintsToFF37(constraints.video);
+ }
+ webrtcUtils.log('ff37: ' + JSON.stringify(constraints));
+ }
+ return navigator.mozGetUserMedia(constraints, onSuccess, onError);
+ };
- var audioInputDevices = [];
- var audioOutputDevices = [];
- var videoInputDevices = [];
+ navigator.getUserMedia = getUserMedia;
- if (navigator.mediaDevices && navigator.mediaDevices.enumerateDevices) {
- // Firefox 38+ seems having support of enumerateDevices
- // Thanks @xdumaine/enumerateDevices
- navigator.enumerateDevices = function(callback) {
- navigator.mediaDevices.enumerateDevices().then(callback);
+ // Shim for mediaDevices on older versions.
+ if (!navigator.mediaDevices) {
+ navigator.mediaDevices = {
+ getUserMedia: requestUserMedia,
+ addEventListener: function() {},
+ removeEventListener: function() {}
};
}
+ navigator.mediaDevices.enumerateDevices =
+ navigator.mediaDevices.enumerateDevices || function() {
+ return new Promise(function(resolve) {
+ var infos = [{
+ kind: 'audioinput',
+ deviceId: 'default',
+ label: '',
+ groupId: ''
+ }, {
+ kind: 'videoinput',
+ deviceId: 'default',
+ label: '',
+ groupId: ''
+ }];
+ resolve(infos);
+ });
+ };
- // ---------- Media Devices detection
- var canEnumerate = false;
-
- /*global MediaStreamTrack:true */
- if (typeof MediaStreamTrack !== 'undefined' && 'getSources' in MediaStreamTrack) {
- canEnumerate = true;
- } else if (navigator.mediaDevices && !!navigator.mediaDevices.enumerateDevices) {
- canEnumerate = true;
+ if (webrtcDetectedVersion < 41) {
+ // Work around http://bugzil.la/1169665
+ var orgEnumerateDevices =
+ navigator.mediaDevices.enumerateDevices.bind(navigator.mediaDevices);
+ navigator.mediaDevices.enumerateDevices = function() {
+ return orgEnumerateDevices().then(undefined, function(e) {
+ if (e.name === 'NotFoundError') {
+ return [];
+ }
+ throw e;
+ });
+ };
}
- var hasMicrophone = false;
- var hasSpeakers = false;
- var hasWebcam = false;
-
- var isWebsiteHasMicrophonePermissions = false;
- var isWebsiteHasWebcamPermissions = false;
-
- // http://dev.w3.org/2011/webrtc/editor/getusermedia.html#mediadevices
- // todo: switch to enumerateDevices when landed in canary.
- function checkDeviceSupport(callback) {
- if (!canEnumerate) {
- return;
- }
+ } else if (navigator.webkitGetUserMedia && window.webkitRTCPeerConnection) {
+ webrtcDetectedBrowser = 'chrome';
- // This method is useful only for Chrome!
+ webrtcDetectedVersion = webrtcUtils.extractVersion(navigator.userAgent,
+ /Chrom(e|ium)\/([0-9]+)\./, 2);
- if (!navigator.enumerateDevices && window.MediaStreamTrack && window.MediaStreamTrack.getSources) {
- navigator.enumerateDevices = window.MediaStreamTrack.getSources.bind(window.MediaStreamTrack);
- }
+ // the minimum chrome version still supported by adapter.
+ webrtcMinimumVersion = 38;
- if (!navigator.enumerateDevices && navigator.enumerateDevices) {
- navigator.enumerateDevices = navigator.enumerateDevices.bind(navigator);
+ // getUserMedia constraints shim.
+ var constraintsToChrome = function(c) {
+ if (typeof c !== 'object' || c.mandatory || c.optional) {
+ return c;
}
-
- if (!navigator.enumerateDevices) {
- if (callback) {
- callback();
+ var cc = {};
+ Object.keys(c).forEach(function(key) {
+ if (key === 'require' || key === 'advanced' || key === 'mediaSource') {
+ return;
}
- return;
+ var r = (typeof c[key] === 'object') ? c[key] : {
+ ideal: c[key]
+ };
+ if (r.exact !== undefined && typeof r.exact === 'number') {
+ r.min = r.max = r.exact;
+ }
+ var oldname = function(prefix, name) {
+ if (prefix) {
+ return prefix + name.charAt(0).toUpperCase() + name.slice(1);
+ }
+ return (name === 'deviceId') ? 'sourceId' : name;
+ };
+ if (r.ideal !== undefined) {
+ cc.optional = cc.optional || [];
+ var oc = {};
+ if (typeof r.ideal === 'number') {
+ oc[oldname('min', key)] = r.ideal;
+ cc.optional.push(oc);
+ oc = {};
+ oc[oldname('max', key)] = r.ideal;
+ cc.optional.push(oc);
+ } else {
+ oc[oldname('', key)] = r.ideal;
+ cc.optional.push(oc);
+ }
+ }
+ if (r.exact !== undefined && typeof r.exact !== 'number') {
+ cc.mandatory = cc.mandatory || {};
+ cc.mandatory[oldname('', key)] = r.exact;
+ } else {
+ ['min', 'max'].forEach(function(mix) {
+ if (r[mix] !== undefined) {
+ cc.mandatory = cc.mandatory || {};
+ cc.mandatory[oldname(mix, key)] = r[mix];
+ }
+ });
+ }
+ });
+ if (c.advanced) {
+ cc.optional = (cc.optional || []).concat(c.advanced);
}
+ return cc;
+ };
- MediaDevices = [];
+ getUserMedia = function(constraints, onSuccess, onError) {
+ if (constraints.audio) {
+ constraints.audio = constraintsToChrome(constraints.audio);
+ }
+ if (constraints.video) {
+ constraints.video = constraintsToChrome(constraints.video);
+ }
+ webrtcUtils.log('chrome: ' + JSON.stringify(constraints));
+ return navigator.webkitGetUserMedia(constraints, onSuccess, onError);
+ };
+ navigator.getUserMedia = getUserMedia;
- audioInputDevices = [];
- audioOutputDevices = [];
- videoInputDevices = [];
+ if (!navigator.mediaDevices) {
+ navigator.mediaDevices = {
+ getUserMedia: requestUserMedia
+ };
+ }
- navigator.enumerateDevices(function(devices) {
- devices.forEach(function(_device) {
- var device = {};
- for (var d in _device) {
- device[d] = _device[d];
- }
+ // A shim for getUserMedia method on the mediaDevices object.
+ // TODO(KaptenJansson) remove once implemented in Chrome stable.
+ if (!navigator.mediaDevices.getUserMedia) {
+ navigator.mediaDevices.getUserMedia = function(constraints) {
+ return requestUserMedia(constraints);
+ };
+ } else {
+ // Even though Chrome 45 has navigator.mediaDevices and a getUserMedia
+ // function which returns a Promise, it does not accept spec-style
+ // constraints.
+ var origGetUserMedia = navigator.mediaDevices.getUserMedia.
+ bind(navigator.mediaDevices);
+ navigator.mediaDevices.getUserMedia = function(c) {
+ webrtcUtils.log('spec: ' + JSON.stringify(c)); // whitespace for alignment
+ c.audio = constraintsToChrome(c.audio);
+ c.video = constraintsToChrome(c.video);
+ webrtcUtils.log('chrome: ' + JSON.stringify(c));
+ return origGetUserMedia(c);
+ };
+ }
- // if it is MediaStreamTrack.getSources
- if (device.kind === 'audio') {
- device.kind = 'audioinput';
- }
+ // Dummy devicechange event methods.
+ // TODO(KaptenJansson) remove once implemented in Chrome stable.
+ if (typeof navigator.mediaDevices.addEventListener === 'undefined') {
+ navigator.mediaDevices.addEventListener = function() {
+ webrtcUtils.log('Dummy mediaDevices.addEventListener called.');
+ };
+ }
+ if (typeof navigator.mediaDevices.removeEventListener === 'undefined') {
+ navigator.mediaDevices.removeEventListener = function() {
+ webrtcUtils.log('Dummy mediaDevices.removeEventListener called.');
+ };
+ }
- if (device.kind === 'video') {
- device.kind = 'videoinput';
- }
+ } else if (navigator.mediaDevices && navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)) {
+ webrtcUtils.log('This appears to be Edge');
+ webrtcDetectedBrowser = 'edge';
- var skip;
- MediaDevices.forEach(function(d) {
- if (d.id === device.id && d.kind === device.kind) {
- skip = true;
- }
- });
+ webrtcDetectedVersion = webrtcUtils.extractVersion(navigator.userAgent, /Edge\/(\d+).(\d+)$/, 2);
- if (skip) {
- return;
- }
+ // the minimum version still supported by adapter.
+ webrtcMinimumVersion = 12;
+ } else {
+ webrtcUtils.log('Browser does not appear to be WebRTC-capable');
+ }
- if (!device.deviceId) {
- device.deviceId = device.id;
- }
+ // Returns the result of getUserMedia as a Promise.
+ function requestUserMedia(constraints) {
+ return new Promise(function(resolve, reject) {
+ getUserMedia(constraints, resolve, reject);
+ });
+ }
- if (!device.id) {
- device.id = device.deviceId;
- }
+ if (typeof module !== 'undefined') {
+ module.exports = {
+ getUserMedia: getUserMedia,
+ webrtcDetectedBrowser: webrtcDetectedBrowser,
+ webrtcDetectedVersion: webrtcDetectedVersion,
+ webrtcMinimumVersion: webrtcMinimumVersion,
+ webrtcUtils: webrtcUtils
+ };
+ } else if ((typeof require === 'function') && (typeof define === 'function')) {
+ // Expose objects and functions when RequireJS is doing the loading.
+ define([], function() {
+ return {
+ getUserMedia: getUserMedia,
+ webrtcDetectedBrowser: webrtcDetectedBrowser,
+ webrtcDetectedVersion: webrtcDetectedVersion,
+ webrtcMinimumVersion: webrtcMinimumVersion,
+ webrtcUtils: webrtcUtils
+ };
+ });
+ }
- if (!device.label) {
- device.label = 'Please invoke getUserMedia once.';
- if (location.protocol !== 'https:') {
- device.label = 'HTTPs is required to get label of this ' + device.kind + ' device.';
- }
- } else {
- if (device.kind === 'videoinput' && !isWebsiteHasWebcamPermissions) {
- isWebsiteHasWebcamPermissions = true;
- }
+ // getUserMediaHandler.js
- if (device.kind === 'audioinput' && !isWebsiteHasMicrophonePermissions) {
- isWebsiteHasMicrophonePermissions = true;
- }
- }
+ if (typeof webrtcUtils !== 'undefined') {
+ webrtcUtils.enableLogs = false;
+ }
- if (device.kind === 'audioinput') {
- hasMicrophone = true;
+ function setStreamType(constraints, stream) {
+ if (constraints.mandatory && constraints.mandatory.chromeMediaSource) {
+ stream.isScreen = true;
+ } else if (constraints.mozMediaSource || constraints.mediaSource) {
+ stream.isScreen = true;
+ } else if (constraints.video) {
+ stream.isVideo = true;
+ } else if (constraints.audio) {
+ stream.isAudio = true;
+ }
+ }
- if (audioInputDevices.indexOf(device) === -1) {
- audioInputDevices.push(device);
- }
- }
+ var currentUserMediaRequest = {
+ streams: [],
+ mutex: false,
+ queueRequests: [],
+ remove: function(idInstance) {
+ this.mutex = false;
- if (device.kind === 'audiooutput') {
- hasSpeakers = true;
+ var stream = this.streams[idInstance];
+ if (!stream) {
+ return;
+ }
- if (audioOutputDevices.indexOf(device) === -1) {
- audioOutputDevices.push(device);
- }
- }
+ stream = stream.stream;
- if (device.kind === 'videoinput') {
- hasWebcam = true;
+ var options = stream.currentUserMediaRequestOptions;
- if (videoInputDevices.indexOf(device) === -1) {
- videoInputDevices.push(device);
- }
- }
+ if (this.queueRequests.indexOf(options)) {
+ delete this.queueRequests[this.queueRequests.indexOf(options)];
+ this.queueRequests = removeNullEntries(this.queueRequests);
+ }
- // there is no 'videoouput' in the spec.
+ this.streams[idInstance].stream = null;
+ delete this.streams[idInstance];
+ }
+ };
- if (MediaDevices.indexOf(device) === -1) {
- MediaDevices.push(device);
- }
- });
+ function getUserMediaHandler(options) {
+ if (currentUserMediaRequest.mutex === true) {
+ currentUserMediaRequest.queueRequests.push(options);
+ return;
+ }
+ currentUserMediaRequest.mutex = true;
- if (typeof DetectRTC !== 'undefined') {
- // to sync latest outputs
- DetectRTC.MediaDevices = MediaDevices;
- DetectRTC.hasMicrophone = hasMicrophone;
- DetectRTC.hasSpeakers = hasSpeakers;
- DetectRTC.hasWebcam = hasWebcam;
+ // easy way to match
+ var idInstance = JSON.stringify(options.localMediaConstraints);
- DetectRTC.isWebsiteHasWebcamPermissions = isWebsiteHasWebcamPermissions;
- DetectRTC.isWebsiteHasMicrophonePermissions = isWebsiteHasMicrophonePermissions;
+ function streaming(stream, returnBack) {
+ setStreamType(options.localMediaConstraints, stream);
+ options.onGettingLocalMedia(stream, returnBack);
- DetectRTC.audioInputDevices = audioInputDevices;
- DetectRTC.audioOutputDevices = audioOutputDevices;
- DetectRTC.videoInputDevices = videoInputDevices;
- }
+ stream.addEventListener('ended', function() {
+ delete currentUserMediaRequest.streams[idInstance];
- if (callback) {
- callback();
+ currentUserMediaRequest.mutex = false;
+ if (currentUserMediaRequest.queueRequests.indexOf(options)) {
+ delete currentUserMediaRequest.queueRequests[currentUserMediaRequest.queueRequests.indexOf(options)];
+ currentUserMediaRequest.queueRequests = removeNullEntries(currentUserMediaRequest.queueRequests);
}
- });
- }
+ }, false);
- // check for microphone/camera support!
- checkDeviceSupport();
+ currentUserMediaRequest.streams[idInstance] = {
+ stream: stream
+ };
+ currentUserMediaRequest.mutex = false;
- var DetectRTC = window.DetectRTC || {};
+ if (currentUserMediaRequest.queueRequests.length) {
+ getUserMediaHandler(currentUserMediaRequest.queueRequests.shift());
+ }
+ }
- // ----------
- // DetectRTC.browser.name || DetectRTC.browser.version || DetectRTC.browser.fullVersion
- DetectRTC.browser = getBrowserInfo();
+ if (currentUserMediaRequest.streams[idInstance]) {
+ streaming(currentUserMediaRequest.streams[idInstance].stream, true);
+ } else {
+ if (isPluginRTC && window.PluginRTC) {
+ var mediaElement = document.createElement('video');
+ window.PluginRTC.getUserMedia({
+ audio: true,
+ video: true
+ }, function(stream) {
+ stream.streamid = stream.id || getRandomString();
+ streaming(stream);
+ }, function(error) {});
- detectPrivateMode(function(isPrivateBrowsing) {
- DetectRTC.browser.isPrivateBrowsing = !!isPrivateBrowsing;
- });
+ return;
+ }
- // DetectRTC.isChrome || DetectRTC.isFirefox || DetectRTC.isEdge
- DetectRTC.browser['is' + DetectRTC.browser.name] = true;
+ navigator.mediaDevices.getUserMedia(options.localMediaConstraints).then(function(stream) {
+ stream.streamid = stream.streamid || stream.id || getRandomString();
+ stream.idInstance = idInstance;
+ streaming(stream);
+ }).catch(function(error) {
+ options.onLocalMediaError(error, options.localMediaConstraints);
+ });
+ }
+ }
- var isNodeWebkit = !!(window.process && (typeof window.process === 'object') && window.process.versions && window.process.versions['node-webkit']);
+ // StreamsHandler.js
- // --------- Detect if system supports WebRTC 1.0 or WebRTC 1.1.
- var isWebRTCSupported = false;
- ['RTCPeerConnection', 'webkitRTCPeerConnection', 'mozRTCPeerConnection', 'RTCIceGatherer'].forEach(function(item) {
- if (isWebRTCSupported) {
+ var StreamsHandler = (function() {
+ function handleType(type) {
+ if (!type) {
return;
}
- if (item in window) {
- isWebRTCSupported = true;
+ if (typeof type === 'string' || typeof type === 'undefined') {
+ return type;
}
- });
- DetectRTC.isWebRTCSupported = isWebRTCSupported;
- //-------
- DetectRTC.isORTCSupported = typeof RTCIceGatherer !== 'undefined';
+ if (type.audio && type.video) {
+ return null;
+ }
- // --------- Detect if system supports screen capturing API
- var isScreenCapturingSupported = false;
- if (DetectRTC.browser.isChrome && DetectRTC.browser.version >= 35) {
- isScreenCapturingSupported = true;
- } else if (DetectRTC.browser.isFirefox && DetectRTC.browser.version >= 34) {
- isScreenCapturingSupported = true;
- }
+ if (type.audio) {
+ return 'audio';
+ }
- if (location.protocol !== 'https:') {
- isScreenCapturingSupported = false;
+ if (type.video) {
+ return 'video';
+ }
+
+ return;
}
- DetectRTC.isScreenCapturingSupported = isScreenCapturingSupported;
- // --------- Detect if WebAudio API are supported
- var webAudio = {
- isSupported: false,
- isCreateMediaStreamSourceSupported: false
- };
+ function setHandlers(stream, syncAction, connection) {
+ if (!stream || !stream.addEventListener) return;
- ['AudioContext', 'webkitAudioContext', 'mozAudioContext', 'msAudioContext'].forEach(function(item) {
- if (webAudio.isSupported) {
- return;
+ if (typeof syncAction == 'undefined' || syncAction == true) {
+ stream.addEventListener('ended', function() {
+ StreamsHandler.onSyncNeeded(this.streamid, 'ended');
+ }, false);
}
- if (item in window) {
- webAudio.isSupported = true;
+ stream.mute = function(type, isSyncAction) {
+ type = handleType(type);
- if ('createMediaStreamSource' in window[item].prototype) {
- webAudio.isCreateMediaStreamSourceSupported = true;
+ if (typeof isSyncAction !== 'undefined') {
+ syncAction = isSyncAction;
}
- }
- });
- DetectRTC.isAudioContextSupported = webAudio.isSupported;
- DetectRTC.isCreateMediaStreamSourceSupported = webAudio.isCreateMediaStreamSourceSupported;
- // ---------- Detect if SCTP/RTP channels are supported.
+ if (typeof type == 'undefined' || type == 'audio') {
+ stream.getAudioTracks().forEach(function(track) {
+ track.enabled = false;
+ connection.streamEvents[stream.streamid].isAudioMuted = true;
+ });
+ }
- var isRtpDataChannelsSupported = false;
- if (DetectRTC.browser.isChrome && DetectRTC.browser.version > 31) {
- isRtpDataChannelsSupported = true;
- }
- DetectRTC.isRtpDataChannelsSupported = isRtpDataChannelsSupported;
+ if (typeof type == 'undefined' || type == 'video') {
+ stream.getVideoTracks().forEach(function(track) {
+ track.enabled = false;
+ });
+ }
- var isSCTPSupportd = false;
- if (DetectRTC.browser.isFirefox && DetectRTC.browser.version > 28) {
- isSCTPSupportd = true;
- } else if (DetectRTC.browser.isChrome && DetectRTC.browser.version > 25) {
- isSCTPSupportd = true;
- } else if (DetectRTC.browser.isOpera && DetectRTC.browser.version >= 11) {
- isSCTPSupportd = true;
- }
- DetectRTC.isSctpDataChannelsSupported = isSCTPSupportd;
+ if (typeof syncAction == 'undefined' || syncAction == true) {
+ StreamsHandler.onSyncNeeded(stream.streamid, 'mute', type);
+ }
- // ---------
+ connection.streamEvents[stream.streamid].muteType = type || 'both';
- DetectRTC.isMobileDevice = isMobileDevice; // "isMobileDevice" boolean is defined in "getBrowserInfo.js"
+ fireEvent(stream, 'mute', type);
+ };
- // ------
- var isGetUserMediaSupported = false;
- if (navigator.getUserMedia) {
- isGetUserMediaSupported = true;
- } else if (navigator.mediaDevices && navigator.mediaDevices.getUserMedia) {
- isGetUserMediaSupported = true;
- }
- if (DetectRTC.browser.isChrome && DetectRTC.browser.version >= 46 && location.protocol !== 'https:') {
- DetectRTC.isGetUserMediaSupported = 'Requires HTTPs';
- }
- DetectRTC.isGetUserMediaSupported = isGetUserMediaSupported;
+ stream.unmute = function(type, isSyncAction) {
+ type = handleType(type);
- // -----------
- DetectRTC.osName = osName;
- DetectRTC.osVersion = osVersion;
+ if (typeof isSyncAction !== 'undefined') {
+ syncAction = isSyncAction;
+ }
- var displayResolution = '';
- if (screen.width) {
- var width = (screen.width) ? screen.width : '';
- var height = (screen.height) ? screen.height : '';
- displayResolution += '' + width + ' x ' + height;
- }
- DetectRTC.displayResolution = displayResolution;
+ graduallyIncreaseVolume();
- // ----------
- DetectRTC.isCanvasSupportsStreamCapturing = isCanvasSupportsStreamCapturing;
- DetectRTC.isVideoSupportsStreamCapturing = isVideoSupportsStreamCapturing;
+ if (typeof type == 'undefined' || type == 'audio') {
+ stream.getAudioTracks().forEach(function(track) {
+ track.enabled = true;
+ connection.streamEvents[stream.streamid].isAudioMuted = false;
+ });
+ }
- // ------
- DetectRTC.DetectLocalIPAddress = DetectLocalIPAddress;
+ if (typeof type == 'undefined' || type == 'video') {
+ stream.getVideoTracks().forEach(function(track) {
+ track.enabled = true;
+ });
- DetectRTC.isWebSocketsSupported = 'WebSocket' in window && 2 === window.WebSocket.CLOSING;
- DetectRTC.isWebSocketsBlocked = !DetectRTC.isWebSocketsSupported;
+ // make sure that video unmute doesn't affects audio
+ if (typeof type !== 'undefined' && type == 'video' && connection.streamEvents[stream.streamid].isAudioMuted) {
+ (function looper(times) {
+ if (!times) {
+ times = 0;
+ }
- DetectRTC.checkWebSocketsSupport = function(callback) {
- callback = callback || function() {};
- try {
- var websocket = new WebSocket('wss://echo.websocket.org:443/');
- websocket.onopen = function() {
- DetectRTC.isWebSocketsBlocked = false;
- callback();
- websocket.close();
- websocket = null;
- };
- websocket.onerror = function() {
- DetectRTC.isWebSocketsBlocked = true;
- callback();
- };
- } catch (e) {
- DetectRTC.isWebSocketsBlocked = true;
- callback();
- }
- };
+ times++;
- // -------
- DetectRTC.load = function(callback) {
- callback = callback || function() {};
- checkDeviceSupport(callback);
- };
+ // check until five-seconds
+ if (times < 100 && connection.streamEvents[stream.streamid].isAudioMuted) {
+ stream.mute('audio');
- DetectRTC.MediaDevices = MediaDevices;
- DetectRTC.hasMicrophone = hasMicrophone;
- DetectRTC.hasSpeakers = hasSpeakers;
- DetectRTC.hasWebcam = hasWebcam;
+ setTimeout(function() {
+ looper(times);
+ }, 50);
+ }
+ })();
+ }
+ }
- DetectRTC.isWebsiteHasWebcamPermissions = isWebsiteHasWebcamPermissions;
- DetectRTC.isWebsiteHasMicrophonePermissions = isWebsiteHasMicrophonePermissions;
+ if (typeof syncAction == 'undefined' || syncAction == true) {
+ StreamsHandler.onSyncNeeded(stream.streamid, 'unmute', type);
+ }
- DetectRTC.audioInputDevices = audioInputDevices;
- DetectRTC.audioOutputDevices = audioOutputDevices;
- DetectRTC.videoInputDevices = videoInputDevices;
+ connection.streamEvents[stream.streamid].unmuteType = type || 'both';
- // ------
- var isSetSinkIdSupported = false;
- if ('setSinkId' in document.createElement('video')) {
- isSetSinkIdSupported = true;
- }
- DetectRTC.isSetSinkIdSupported = isSetSinkIdSupported;
+ fireEvent(stream, 'unmute', type);
+ };
- // -----
- var isRTPSenderReplaceTracksSupported = false;
- if (DetectRTC.browser.isFirefox /*&& DetectRTC.browser.version > 39*/ ) {
- /*global mozRTCPeerConnection:true */
- if ('getSenders' in mozRTCPeerConnection.prototype) {
- isRTPSenderReplaceTracksSupported = true;
- }
- } else if (DetectRTC.browser.isChrome) {
- /*global webkitRTCPeerConnection:true */
- if ('getSenders' in webkitRTCPeerConnection.prototype) {
- isRTPSenderReplaceTracksSupported = true;
- }
- }
- DetectRTC.isRTPSenderReplaceTracksSupported = isRTPSenderReplaceTracksSupported;
+ function graduallyIncreaseVolume() {
+ if (!connection.streamEvents[stream.streamid].mediaElement) {
+ return;
+ }
- //------
- var isRemoteStreamProcessingSupported = false;
- if (DetectRTC.browser.isFirefox && DetectRTC.browser.version > 38) {
- isRemoteStreamProcessingSupported = true;
+ var mediaElement = connection.streamEvents[stream.streamid].mediaElement;
+ mediaElement.volume = 0;
+ afterEach(200, 5, function() {
+ mediaElement.volume += .20;
+ });
+ }
}
- DetectRTC.isRemoteStreamProcessingSupported = isRemoteStreamProcessingSupported;
- //-------
- var isApplyConstraintsSupported = false;
-
- /*global MediaStreamTrack:true */
- if (typeof MediaStreamTrack !== 'undefined' && 'applyConstraints' in MediaStreamTrack.prototype) {
- isApplyConstraintsSupported = true;
- }
- DetectRTC.isApplyConstraintsSupported = isApplyConstraintsSupported;
+ function afterEach(setTimeoutInteval, numberOfTimes, callback, startedTimes) {
+ startedTimes = (startedTimes || 0) + 1;
+ if (startedTimes >= numberOfTimes) return;
- //-------
- var isMultiMonitorScreenCapturingSupported = false;
- if (DetectRTC.browser.isFirefox && DetectRTC.browser.version >= 43) {
- // version 43 merely supports platforms for multi-monitors
- // version 44 will support exact multi-monitor selection i.e. you can select any monitor for screen capturing.
- isMultiMonitorScreenCapturingSupported = true;
+ setTimeout(function() {
+ callback();
+ afterEach(setTimeoutInteval, numberOfTimes, callback, startedTimes);
+ }, setTimeoutInteval);
}
- DetectRTC.isMultiMonitorScreenCapturingSupported = isMultiMonitorScreenCapturingSupported;
-
- window.DetectRTC = DetectRTC;
+ return {
+ setHandlers: setHandlers,
+ onSyncNeeded: function(streamid, action, type) {}
+ };
})();
// Last time updated at Oct 24, 2015, 08:32:23
@@ -4262,7 +5022,9 @@
callback(null, 'firefox', {
video: {
mozMediaSource: 'window',
- mediaSource: 'window'
+ mediaSource: 'window',
+ width: 29999,
+ height: 8640
}
});
return;
@@ -4296,8 +5058,12 @@
video: {
mandatory: {
chromeMediaSource: error ? 'screen' : 'desktop',
- maxWidth: window.screen.width > 1920 ? window.screen.width : 1920,
- maxHeight: window.screen.height > 1080 ? window.screen.height : 1080
+ maxWidth: 29999,
+ maxHeight: 8640,
+ minFrameRate: 30,
+ maxFrameRate: 128,
+ minAspectRatio: 1.77, // 2.39
+ googLeakyBucket: true
},
optional: []
}
@@ -4368,7 +5134,9 @@
callback(null, 'firefox', {
video: {
mozMediaSource: 'window',
- mediaSource: 'window'
+ mediaSource: 'window',
+ width: 29999,
+ height: 8640
}
});
return;
@@ -4402,8 +5170,12 @@
video: {
mandatory: {
chromeMediaSource: error ? 'screen' : 'desktop',
- maxWidth: window.screen.width > 1920 ? window.screen.width : 1920,
- maxHeight: window.screen.height > 1080 ? window.screen.height : 1080
+ maxWidth: 29999,
+ maxHeight: 8640,
+ minFrameRate: 30,
+ maxFrameRate: 128,
+ minAspectRatio: 1.77, // 2.39
+ googLeakyBucket: true
},
optional: []
}
diff --git a/RTCMultiConnection/RTCMultiConnection.min.js b/RTCMultiConnection/RTCMultiConnection.min.js
index e000435d..dc89fe7f 100644
--- a/RTCMultiConnection/RTCMultiConnection.min.js
+++ b/RTCMultiConnection/RTCMultiConnection.min.js
@@ -1,6 +1,6 @@
-// Last time updated at Monday, January 11th, 2016, 4:20:40 PM
+// Last time updated: 2016-03-17 11:15:55 AM UTC
-"use strict";!function(){function RTCMultiConnection(roomid){function onUserLeft(remoteUserId){connection.peers[remoteUserId]&&connection.peers[remoteUserId].peer&&(connection.peers[remoteUserId].streams.forEach(function(stream){stream.stop()}),connection.peers[remoteUserId].peer.close(),connection.peers[remoteUserId].peer=null,connection.onleave({userid:remoteUserId,extra:connection.peers[remoteUserId].extra})),delete connection.peers[remoteUserId]}function connectSocket(connectCallback){if(socket)return void(connectCallback&&connectCallback(socket));if("undefined"==typeof SocketConnection)if("undefined"!=typeof FirebaseConnection)window.SocketConnection=FirebaseConnection;else{if("undefined"==typeof PubNubConnection)throw"SocketConnection.js seems missed.";window.SocketConnection=PubNubConnection}socket=new SocketConnection(connection,function(s){socket=s,connectCallback&&connectCallback(socket)})}function beforeUnload(shiftModerationControlOnLeave){if(connection.closeBeforeUnload&&(connection.peers.getAllParticipants().forEach(function(participant){mPeer.onNegotiationNeeded({userLeft:!0,autoCloseEntireSession:!!connection.autoCloseEntireSession},participant),connection.peers[participant]&&connection.peers[participant].peer&&connection.peers[participant].peer.close()}),socket&&("undefined"!=typeof socket.disconnect&&(connection.autoReDialOnFailure=!1,socket.disconnect()),socket=null),connection.broadcasters.length&&!connection.autoCloseEntireSession)){var firstBroadcaster=connection.broadcasters[0],otherBroadcasters=[];connection.broadcasters.forEach(function(broadcaster){broadcaster!==firstBroadcaster&&otherBroadcasters.push(broadcaster)}),connection.shiftModerationControl(firstBroadcaster,otherBroadcasters,"undefined"!=typeof shiftModerationControlOnLeave?shiftModerationControlOnLeave:!0),connection.broadcasters=[],connection.isInitiator=!1}}function applyConstraints(stream,mediaConstraints){return stream?(mediaConstraints.audio&&stream.getAudioTracks().forEach(function(track){track.applyConstraints(mediaConstraints.audio)}),void(mediaConstraints.video&&stream.getVideoTracks().forEach(function(track){track.applyConstraints(mediaConstraints.video)}))):void(connection.enableLogs&&console.error("No stream to applyConstraints."))}function replaceTrack(track,remoteUserId,isVideoTrack){return remoteUserId?void mPeer.replaceTrack(track,remoteUserId,isVideoTrack):void connection.peers.getAllParticipants().forEach(function(participant){mPeer.replaceTrack(track,participant,isVideoTrack)})}function setStreamEndHandler(stream){stream.alreadySetEndHandler||(stream.alreadySetEndHandler=!0,stream.addEventListener("ended",function(){delete connection.attachStreams[connection.attachStreams.indexOf(stream)],-1===connection.removeStreams.indexOf(stream)&&connection.removeStreams.push(stream),connection.attachStreams=removeNullEntries(connection.attachStreams),connection.removeStreams=removeNullEntries(connection.removeStreams);var streamEvent=connection.streamEvents[stream];streamEvent||(streamEvent={stream:stream,streamid:stream.streamid,type:"local",userid:connection.userid,extra:connection.extra,mediaElement:connection.streamEvents[stream.streamid]?connection.streamEvents[stream.streamid].mediaElement:null}),connection.onstreamended(streamEvent),delete connection.streamEvents[stream.streamid]},!1))}var connection=this;connection.channel=connection.sessionid=(roomid||location.href.replace(/\/|:|#|\?|\$|\^|%|\.|`|~|!|\+|@|\[|\||]|\|*. /g,"").split("\n").join("").split("\r").join(""))+"";var mPeer=new MultiPeers(connection);mPeer.onGettingLocalMedia=function(stream){setStreamEndHandler(stream),getRMCMediaElement(stream,function(mediaElement){mediaElement.id=stream.streamid,mediaElement.muted=!0,mediaElement.volume=0,-1===connection.attachStreams.indexOf(stream)&&connection.attachStreams.push(stream),"undefined"!=typeof StreamsHandler&&StreamsHandler.setHandlers(stream,!0,connection),connection.streamEvents[stream.streamid]={stream:stream,type:"local",mediaElement:mediaElement,userid:connection.userid,extra:connection.extra,streamid:stream.streamid,blobURL:mediaElement.src||URL.createObjectURL(stream),isAudioMuted:!0},setHarkEvents(connection,connection.streamEvents[stream.streamid]),setMuteHandlers(connection,connection.streamEvents[stream.streamid]),connection.onstream(connection.streamEvents[stream.streamid])})},mPeer.onGettingRemoteMedia=function(stream,remoteUserId){getRMCMediaElement(stream,function(mediaElement){mediaElement.id=stream.streamid,"undefined"!=typeof StreamsHandler&&StreamsHandler.setHandlers(stream,!1,connection),connection.streamEvents[stream.streamid]={stream:stream,type:"remote",userid:remoteUserId,extra:connection.peers[remoteUserId]?connection.peers[remoteUserId].extra:{},mediaElement:mediaElement,streamid:stream.streamid,blobURL:mediaElement.src||URL.createObjectURL(stream)},setMuteHandlers(connection,connection.streamEvents[stream.streamid]),connection.onstream(connection.streamEvents[stream.streamid])})},mPeer.onRemovingRemoteMedia=function(stream,remoteUserId){var streamEvent=connection.streamEvents[stream.streamid];streamEvent||(streamEvent={stream:stream,type:"remote",userid:remoteUserId,extra:connection.peers[remoteUserId]?connection.peers[remoteUserId].extra:{},streamid:stream.streamid,mediaElement:connection.streamEvents[stream.streamid]?connection.streamEvents[stream.streamid].mediaElement:null}),connection.onstreamended(streamEvent),delete connection.streamEvents[stream.streamid]},mPeer.onNegotiationNeeded=function(message,remoteUserId,callback){connectSocket(function(){socket.emit(connection.socketMessageEvent,"password"in message?message:{remoteUserId:message.remoteUserId||remoteUserId,message:message,sender:connection.userid},callback||function(){})})},mPeer.onUserLeft=onUserLeft,mPeer.disconnectWith=function(remoteUserId,callback){socket&&socket.emit("disconnect-with",remoteUserId,callback||function(){}),connection.peers[remoteUserId]&&(connection.peers[remoteUserId].peer&&connection.peers[remoteUserId].peer.close(),delete connection.peers[remoteUserId])},connection.broadcasters=[],connection.socketOptions={transport:"polling"};var socket;connection.openOrJoin=function(localUserid,password){connection.checkPresence(localUserid,function(isRoomExists,roomid){if("function"==typeof password&&(password(isRoomExists,roomid),password=null),isRoomExists){connection.sessionid=roomid;var localPeerSdpConstraints=!1,remotePeerSdpConstraints=!1,isOneWay=!!connection.session.oneway,isDataOnly=isData(connection.session);remotePeerSdpConstraints={OfferToReceiveAudio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:connection.sdpConstraints.mandatory.OfferToReceiveVideo},localPeerSdpConstraints={OfferToReceiveAudio:isOneWay?!!connection.session.audio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:isOneWay?!!connection.session.video||!!connection.session.screen:connection.sdpConstraints.mandatory.OfferToReceiveVideo};var connectionDescription={remoteUserId:connection.sessionid,message:{newParticipationRequest:!0,isOneWay:isOneWay,isDataOnly:isDataOnly,localPeerSdpConstraints:localPeerSdpConstraints,remotePeerSdpConstraints:remotePeerSdpConstraints},sender:connection.userid,password:password||!1};return void mPeer.onNegotiationNeeded(connectionDescription)}connection.userid;connection.userid=connection.sessionid=localUserid||connection.sessionid,connection.userid+="",socket.emit("changed-uuid",connection.userid),password&&socket.emit("set-password",password),connection.isInitiator=!0,isData(connection.session)||connection.captureUserMedia()})},connection.open=function(localUserid,isPublicModerator){connection.userid;return connection.userid=connection.sessionid=localUserid||connection.sessionid,connection.userid+="",connection.isInitiator=!0,connectSocket(function(){socket.emit("changed-uuid",connection.userid),1==isPublicModerator&&connection.becomePublicModerator()}),isData(connection.session)?void("function"==typeof isPublicModerator&&isPublicModerator()):void connection.captureUserMedia("function"==typeof isPublicModerator?isPublicModerator:null)},connection.becomePublicModerator=function(){connection.isInitiator&&socket.emit("become-a-public-moderator")},connection.rejoin=function(connectionDescription){if(!connection.isInitiator){var extra={};connection.peers[connectionDescription.remoteUserId]&&(extra=connection.peers[connectionDescription.remoteUserId].extra,connection.peers[connectionDescription.remoteUserId].peer&&(connection.peers[connectionDescription.remoteUserId].peer=null),delete connection.peers[connectionDescription.remoteUserId]),connectionDescription&&connectionDescription.remoteUserId&&(connection.join(connectionDescription.remoteUserId),connection.onReConnecting({userid:connectionDescription.remoteUserId,extra:extra}))}},connection.join=connection.connect=function(remoteUserId,options){connection.sessionid=(remoteUserId?remoteUserId.sessionid||remoteUserId.remoteUserId||remoteUserId:!1)||connection.sessionid,connection.sessionid+="";var localPeerSdpConstraints=!1,remotePeerSdpConstraints=!1,isOneWay=!1,isDataOnly=!1;if(remoteUserId&&remoteUserId.session||!remoteUserId||"string"==typeof remoteUserId){var session=remoteUserId?remoteUserId.session||connection.session:connection.session;isOneWay=!!session.oneway,isDataOnly=isData(session),remotePeerSdpConstraints={OfferToReceiveAudio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:connection.sdpConstraints.mandatory.OfferToReceiveVideo},localPeerSdpConstraints={OfferToReceiveAudio:isOneWay?!!connection.session.audio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:isOneWay?!!connection.session.video||!!connection.session.screen:connection.sdpConstraints.mandatory.OfferToReceiveVideo}}options=options||{},"undefined"!=typeof options.localPeerSdpConstraints&&(localPeerSdpConstraints=options.localPeerSdpConstraints),"undefined"!=typeof options.remotePeerSdpConstraints&&(remotePeerSdpConstraints=options.remotePeerSdpConstraints),"undefined"!=typeof options.isOneWay&&(isOneWay=options.isOneWay),"undefined"!=typeof options.isDataOnly&&(isDataOnly=options.isDataOnly);var connectionDescription={remoteUserId:connection.sessionid,message:{newParticipationRequest:!0,isOneWay:isOneWay,isDataOnly:isDataOnly,localPeerSdpConstraints:localPeerSdpConstraints,remotePeerSdpConstraints:remotePeerSdpConstraints},sender:connection.userid,password:!1};return connectSocket(function(){connection.peers[connection.sessionid]||mPeer.onNegotiationNeeded(connectionDescription)}),connectionDescription},connection.connectWithAllParticipants=function(remoteUserId){mPeer.onNegotiationNeeded("connectWithAllParticipants",remoteUserId||connection.sessionid)},connection.removeFromBroadcastersList=function(remoteUserId){mPeer.onNegotiationNeeded("removeFromBroadcastersList",remoteUserId||connection.sessionid),connection.peers.getAllParticipants(remoteUserId||connection.sessionid).forEach(function(participant){mPeer.onNegotiationNeeded("dropPeerConnection",participant),connection.peers[participant].peer.close(),connection.peers[participant].peer=null,delete connection.peers[participant]}),connection.attachStreams.forEach(function(stream){stream.addEventListener("ended",function(){connection.renegotiate(remoteUserId||connection.sessionid)},!1),stream.stop()})},connection.getUserMedia=connection.captureUserMedia=function(callback,session){function invokeGetUserMedia(localMediaConstraints,getUserMedia_callback){var isScreen=!1;localMediaConstraints&&(isScreen=localMediaConstraints.isScreen,delete localMediaConstraints.isScreen),getUserMediaHandler({onGettingLocalMedia:function(stream){return stream.isAudio=stream.isVideo=stream.isScreen=!1,isScreen?stream.isScreen=!0:session.audio&&session.video?stream.isVideo=!0:session.audio&&(stream.isAudio=!0),mPeer.onGettingLocalMedia(stream),getUserMedia_callback?getUserMedia_callback():void(callback&&callback(stream))},onLocalMediaError:function(error){mPeer.onLocalMediaError(error),callback&&callback()},localMediaConstraints:localMediaConstraints||{audio:session.audio?connection.mediaConstraints.audio:!1,video:session.video?connection.mediaConstraints.video:!1}})}return session=session||connection.session,connection.dontCaptureUserMedia||isData(session)?void(callback&&callback()):void((session.audio||session.video||session.screen)&&(session.screen?getScreenConstraints(function(error,screen_constraints){if(error)throw error;invokeGetUserMedia({video:screen_constraints,isScreen:!0},session.audio||session.video?invokeGetUserMedia:!1)}):(session.audio||session.video)&&invokeGetUserMedia()))},connection.closeBeforeUnload=!0,window.addEventListener("beforeunload",beforeUnload,!1),connection.userid=getRandomString(),connection.changeUserId=function(newUserId){connection.userid=newUserId||getRandomString(),socket.emit("changed-uuid",connection.userid)},connection.extra={},Object.observe&&Object.observe(connection.extra,function(changes){socket.emit("extra-data-updated",connection.extra)}),connection.session={audio:!0,video:!0},connection.enableFileSharing=!1,connection.mediaConstraints={audio:{mandatory:{},optional:[]},video:{mandatory:{},optional:[]}},DetectRTC.load(function(){DetectRTC.MediaDevices.forEach(function(device){"audioinput"===device.kind&&(connection.mediaConstraints.audio={optional:[{sourceId:device.id}],mandatory:{}},isFirefox&&(connection.mediaConstraints.audio={deviceId:device.id})),"videoinput"===device.kind&&(connection.mediaConstraints.video={optional:[{sourceId:device.id}],mandatory:{}},isFirefox&&(connection.mediaConstraints.video={deviceId:device.id}))})}),connection.sdpConstraints={mandatory:{OfferToReceiveAudio:!0,OfferToReceiveVideo:!0},optional:[{VoiceActivityDetection:!1}]},connection.optionalArgument={optional:[{DtlsSrtpKeyAgreement:!0},{googImprovedWifiBwe:!0},{googScreencastMinBitrate:300}],mandatory:{}},connection.iceServers=IceServersHandler.getIceServers(connection),connection.candidates={host:!0,stun:!0,turn:!0},connection.iceProtocols={tcp:!0,udp:!0},connection.onopen=function(event){connection.enableLogs&&console.info("Data connection has been opened between you & ",event.userid)},connection.onclose=function(event){connection.enableLogs&&console.warn("Data connection has been closed between you & ",event.userid)},connection.onerror=function(error){connection.enableLogs&&console.error(error.userid,"data-error",error)},connection.onmessage=function(event){connection.enableLogs&&console.debug("data-message",event.userid,event.data)},connection.send=function(data,remoteUserId){connection.peers.send(data,remoteUserId)},connection.close=connection.disconnect=connection.leave=function(){beforeUnload(!1)},connection.onstream=function(e){var parentNode=connection.videosContainer;parentNode.insertBefore(e.mediaElement,parentNode.firstChild)},connection.onstreamended=function(e){e.mediaElement||(e.mediaElement=document.getElementById(e.streamid)),e.mediaElement&&e.mediaElement.parentNode&&e.mediaElement.parentNode.removeChild(e.mediaElement)},connection.direction="many-to-many",connection.attachStreams=[],connection.removeStreams=[],Array.prototype.getStreamById=function(streamid){var stream;return this.forEach(function(_stream){_stream.streamid==streamid&&(stream=_stream)}),stream},connection.removeStream=function(streamid){var stream;return connection.attachStreams.forEach(function(localStream){localStream.id===streamid&&(stream=localStream)}),stream?void(-1===connection.removeStreams.indexOf(stream)&&(connection.removeStreams.push(stream),connection.peers.getAllParticipants().forEach(function(participant){mPeer.renegotiatePeer(participant)}))):void console.warn("No such stream exists.",streamid)},connection.addStream=function(session){function invokeGetUserMedia(localMediaConstraints,callback){getUserMediaHandler({onGettingLocalMedia:function(stream){var videoConstraints=localMediaConstraints?localMediaConstraints.video:connection.mediaConstraints;return videoConstraints&&(videoConstraints.mediaSource||videoConstraints.mozMediaSource?stream.isScreen=!0:videoConstraints.mandatory&&videoConstraints.mandatory.chromeMediaSource&&(stream.isScreen=!0)),stream.isScreen||(stream.isVideo=stream.getVideoTracks().length,stream.isAudio=!stream.isVideo&&stream.getAudioTracks().length),mPeer.onGettingLocalMedia(stream),session.streamCallback&&session.streamCallback(stream),callback?callback():void connection.renegotiate()},onLocalMediaError:function(error){return mPeer.onLocalMediaError(error),callback?callback():void connection.renegotiate()},localMediaConstraints:localMediaConstraints||{audio:session.audio?connection.mediaConstraints.audio:!1,video:session.video?connection.mediaConstraints.video:!1}})}return isData(session)?void connection.renegotiate():void((!session.audio||session.video||session.screen)&&(session.screen?getScreenConstraints(function(error,screen_constraints){return error?alert(error):void invokeGetUserMedia({video:screen_constraints},session.audio||session.video?invokeGetUserMedia:!1)}):(session.audio||session.video)&&invokeGetUserMedia()))},connection.applyConstraints=function(mediaConstraints,streamid){if(!MediaStreamTrack||!MediaStreamTrack.prototype.applyConstraints)return void alert("track.applyConstraints is NOT supported in your browser.");if(streamid){return connection.streamEvents[streamid]&&(stream=connection.streamEvents[streamid].stream),void applyConstraints(stream,mediaConstraints)}connection.attachStreams.forEach(function(stream){applyConstraints(stream,mediaConstraints)})},connection.replaceTrack=function(session,remoteUserId,isVideoTrack){function invokeGetUserMedia(localMediaConstraints,callback){getUserMediaHandler({onGettingLocalMedia:function(stream){return mPeer.onGettingLocalMedia(stream),callback?callback():void connection.replaceTrack(stream,remoteUserId,isVideoTrack||session.video||session.screen)},onLocalMediaError:function(error){mPeer.onLocalMediaError(error),callback&&callback()},localMediaConstraints:localMediaConstraints||{audio:session.audio?connection.mediaConstraints.audio:!1,video:session.video?connection.mediaConstraints.video:!1}})}if(session=session||{},!RTCPeerConnection.prototype.getSenders)return void this.addStream(session);if(session instanceof MediaStreamTrack)return void replaceTrack(session,remoteUserId,isVideoTrack);if(session instanceof MediaStream)return void replaceTrack(session.getVideoTracks()[0],remoteUserId,isVideoTrack);if(isData(session))throw"connection.replaceTrack requires audio and/or video and/or screen.";(!session.audio||session.video||session.screen)&&(session.screen?getScreenConstraints(function(error,screen_constraints){return error?alert(error):void invokeGetUserMedia({video:screen_constraints},session.audio||session.video?invokeGetUserMedia:!1)}):(session.audio||session.video)&&invokeGetUserMedia())},connection.renegotiate=function(remoteUserId){return remoteUserId?void mPeer.renegotiatePeer(remoteUserId):void connection.peers.getAllParticipants().forEach(function(participant){mPeer.renegotiatePeer(participant)})},Object.observe&&Object.observe(connection.attachStreams,function(changes){changes.forEach(function(change){"add"===change.type&&setStreamEndHandler(change.object[change.name]),("remove"===change.type||"delete"===change.type)&&-1===connection.removeStreams.indexOf(change.object[change.name])&&connection.removeStreams.push(change.object[change.name]),connection.attachStreams=removeNullEntries(connection.attachStreams),connection.removeStreams=removeNullEntries(connection.removeStreams)})}),connection.onMediaError=function(error){connection.enableLogs&&console.error(error)},connection.addNewBroadcaster=function(broadcasterId,userPreferences){connection.broadcasters.forEach(function(broadcaster){mPeer.onNegotiationNeeded({newParticipant:broadcasterId,userPreferences:userPreferences||!1},broadcaster)}),connection.session.oneway||"many-to-many"!==connection.direction||-1!==connection.broadcasters.indexOf(broadcasterId)||connection.broadcasters.push(broadcasterId)},connection.filesContainer=connection.videosContainer=document.body||document.documentElement,connection.isInitiator=!1,connection.shareFile=mPeer.shareFile,"undefined"!=typeof FileProgressBarHandler&&FileProgressBarHandler.handle(connection),connection.autoCloseEntireSession=!1,"undefined"!=typeof TranslationHandler&&TranslationHandler.handle(connection),connection.token=getRandomString,connection.onNewParticipant=function(participantId,userPreferences){connection.acceptParticipationRequest(participantId,userPreferences)},connection.acceptParticipationRequest=function(participantId,userPreferences){userPreferences.successCallback&&(userPreferences.successCallback(),delete userPreferences.successCallback),mPeer.createNewPeer(participantId,userPreferences)},connection.onShiftedModerationControl=function(sender,existingBroadcasters){connection.acceptModerationControl(sender,existingBroadcasters)},connection.acceptModerationControl=function(sender,existingBroadcasters){connection.isInitiator=!0,connection.broadcasters=existingBroadcasters,connection.peers.getAllParticipants().forEach(function(participant){mPeer.onNegotiationNeeded({changedUUID:sender,oldUUID:connection.userid,newUUID:sender},participant)}),connection.userid=sender,socket.emit("changed-uuid",connection.userid)},connection.shiftModerationControl=function(remoteUserId,existingBroadcasters,firedOnLeave){mPeer.onNegotiationNeeded({shiftedModerationControl:!0,broadcasters:existingBroadcasters,firedOnLeave:!!firedOnLeave},remoteUserId)},connection.processSdp=function(sdp){return sdp=BandwidthHandler.setApplicationSpecificBandwidth(sdp,connection.bandwidth,!!connection.session.screen),sdp=BandwidthHandler.setVideoBitrates(sdp,{min:connection.bandwidth.video,max:connection.bandwidth.video}),sdp=BandwidthHandler.setOpusAttributes(sdp)},"undefined"!=typeof BandwidthHandler&&(connection.BandwidthHandler=BandwidthHandler),connection.bandwidth={screen:300,audio:50,video:256},connection.onleave=function(userid){},connection.invokeSelectFileDialog=function(callback){var selector=new FileSelector;selector.selectSingleFile(callback)},connection.getPublicModerators=function(userIdStartsWith,callback){"function"==typeof userIdStartsWith&&(callback=userIdStartsWith),connectSocket(function(socket){socket.emit("get-public-moderators","string"==typeof userIdStartsWith?userIdStartsWith:"",callback)})},connection.onmute=function(e){e.mediaElement&&((e.stream.isVideo||e.stream.isScreen)&&(e.mediaElement.pause(),e.mediaElement.setAttribute("poster",e.snapshot||"https://cdn.webrtc-experiment.com/images/muted.png")),e.stream.isAudio&&(e.mediaElement.muted=!0))},connection.onunmute=function(e){e.mediaElement&&((e.stream.isVideo||e.stream.isScreen)&&(e.mediaElement.play(),e.mediaElement.removeAttribute("poster")),e.stream.isAudio&&(e.mediaElement.muted=!1))},connection.onExtraDataUpdated=function(event){event.status="online",connection.onUserStatusChanged(event,!0)},connection.onJoinWithPassword=function(remoteUserId){console.warn(remoteUserId,"is password protected. Please join with password.")},connection.onInvalidPassword=function(remoteUserId,oldPassword){console.warn(remoteUserId,"is password protected. Please join with valid password. Your old password",oldPassword,"is wrong.")},connection.onPasswordMaxTriesOver=function(remoteUserId){console.warn(remoteUserId,"is password protected. Your max password tries exceeded the limit.")},connection.getAllParticipants=function(){return connection.peers.getAllParticipants()},"undefined"!=typeof StreamsHandler&&(StreamsHandler.onSyncNeeded=function(streamid,action,type){connection.peers.getAllParticipants().forEach(function(participant){mPeer.onNegotiationNeeded({streamid:streamid,action:action,streamSyncNeeded:!0,type:type||"both"},participant)})}),connection.getAllVideos=function(remoteUserId){var videos=[];return Array.prototype.slice.call(document.querySelectorAll("video")).forEach(function(video){video.getAttribute("data-userid")===remoteUserId&&videos.push(video)}),videos},connection.connectSocket=function(callback){connectSocket(callback)},connection.getSocket=function(callback){return socket?callback&&callback(socket):connectSocket(callback),socket},connection.getRemoteStreams=mPeer.getRemoteStreams,connection.autoReDialOnFailure=!0;var skipStreams=["selectFirst","selectAll","forEach"];connection.streamEvents={selectFirst:function(options){if(!options){var firstStream;for(var str in connection.streamEvents)-1!==skipStreams.indexOf(str)||firstStream||(firstStream=connection.streamEvents[str]);return firstStream}},selectAll:function(){}},connection.socketURL="/",connection.socketMessageEvent="RTCMultiConnection-Message",connection.socketCustomEvent="RTCMultiConnection-Custom-Message",connection.DetectRTC=DetectRTC,connection.onUserStatusChanged=function(event,dontWriteLogs){connection.enableLogs&&!dontWriteLogs&&console.info(event.userid,event.status)},connection.getUserMediaHandler=getUserMediaHandler,connection.multiPeersHandler=mPeer,connection.enableLogs=!0,connection.setCustomSocketHandler=function(customSocketHandler){"undefined"!=typeof SocketConnection&&(SocketConnection=customSocketHandler)},connection.chunkSize=15e3,connection.maxParticipantsAllowed=1e3,connection.disconnectWith=mPeer.disconnectWith,connection.checkPresence=function(remoteUserId,callback){mPeer.onNegotiationNeeded({detectPresence:!0,userid:(remoteUserId||connection.sessionid)+""},"system",callback)},connection.onReadyForOffer=function(remoteUserId,userPreferences){connection.multiPeersHandler.createNewPeer(remoteUserId,userPreferences)},connection.setUserPreferences=function(userPreferences){return connection.dontAttachStream&&(userPreferences.dontAttachLocalStream=!0),connection.dontGetRemoteStream&&(userPreferences.dontGetRemoteStream=!0),userPreferences},connection.updateExtraData=function(){socket.emit("extra-data-updated",connection.extra)},connection.enableScalableBroadcast=!1,connection.singleBroadcastAttendees=3,connection.dontCaptureUserMedia=!1,connection.dontAttachStream=!1,connection.dontGetRemoteStream=!1,connection.onReConnecting=function(event){connection.enableLogs&&console.info("ReConnecting with",event.userid,"...")}}function SocketConnection(connection,connectCallback){var parameters="";parameters+="?userid="+connection.userid,parameters+="&msgEvent="+connection.socketMessageEvent,parameters+="&socketCustomEvent="+connection.socketCustomEvent,connection.enableScalableBroadcast&&(parameters+="&enableScalableBroadcast=true",parameters+="&singleBroadcastAttendees="+connection.singleBroadcastAttendees);var socket=io.connect((connection.socketURL||"/")+parameters,connection.socketOptions),mPeer=connection.multiPeersHandler;return socket.on("extra-data-updated",function(remoteUserId,extra){connection.peers[remoteUserId]&&(connection.peers[remoteUserId].extra=extra,connection.onExtraDataUpdated({userid:remoteUserId,extra:extra}))}),socket.on(connection.socketMessageEvent,function(message){if(message.remoteUserId==connection.userid){if(connection.peers[message.sender]&&connection.peers[message.sender].extra!=message.extra&&(connection.peers[message.sender].extra=message.extra,connection.onExtraDataUpdated({userid:message.sender,extra:message.extra})),message.message.streamSyncNeeded&&connection.peers[message.sender]){var stream=connection.streamEvents[message.message.streamid];if(!stream||!stream.stream)return;var action=message.message.action;if("ended"===action)return void connection.onstreamended(stream);var type="both"!=message.message.type?message.message.type:null;return void stream.stream[action](type)}if("connectWithAllParticipants"===message.message)return-1===connection.broadcasters.indexOf(message.sender)&&connection.broadcasters.push(message.sender),void mPeer.onNegotiationNeeded({allParticipants:connection.peers.getAllParticipants(message.sender)},message.sender);if("removeFromBroadcastersList"===message.message)return void(-1!==connection.broadcasters.indexOf(message.sender)&&(delete connection.broadcasters[connection.broadcasters.indexOf(message.sender)],connection.broadcasters=removeNullEntries(connection.broadcasters)));if("dropPeerConnection"===message.message)return void(connection.peers[message.sender]&&(connection.peers[message.sender].peer.close(),connection.peers[message.sender].peer=null,delete connection.peers[message.sender]));if(message.message.allParticipants)return-1===message.message.allParticipants.indexOf(message.sender)&&message.message.allParticipants.push(message.sender),void message.message.allParticipants.forEach(function(participant){mPeer[connection.peers[participant]?"renegotiatePeer":"createNewPeer"](participant,{localPeerSdpConstraints:{OfferToReceiveAudio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:connection.sdpConstraints.mandatory.OfferToReceiveVideo},remotePeerSdpConstraints:{OfferToReceiveAudio:connection.session.oneway?!!connection.session.audio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:connection.session.oneway?!!connection.session.video||!!connection.session.screen:connection.sdpConstraints.mandatory.OfferToReceiveVideo},isOneWay:!!connection.session.oneway||"one-way"===connection.direction,isDataOnly:isData(connection.session)})});if(message.message.newParticipant){if(message.message.newParticipant==connection.userid)return;if(connection.peers[message.message.newParticipant])return;return void mPeer.createNewPeer(message.message.newParticipant,message.message.userPreferences||{localPeerSdpConstraints:{OfferToReceiveAudio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:connection.sdpConstraints.mandatory.OfferToReceiveVideo},remotePeerSdpConstraints:{OfferToReceiveAudio:connection.session.oneway?!!connection.session.audio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:connection.session.oneway?!!connection.session.video||!!connection.session.screen:connection.sdpConstraints.mandatory.OfferToReceiveVideo},isOneWay:!!connection.session.oneway||"one-way"===connection.direction,isDataOnly:isData(connection.session)})}if((message.message.readyForOffer||message.message.addMeAsBroadcaster)&&connection.addNewBroadcaster(message.sender),message.message.newParticipationRequest&&message.sender!==connection.userid){connection.peers[message.sender]&&(connection.peers[message.sender].peer&&(connection.peers[message.sender].peer.close(),connection.peers[message.sender].peer=null),delete connection.peers[message.sender]);var userPreferences={extra:message.extra||{},localPeerSdpConstraints:message.message.remotePeerSdpConstraints||{OfferToReceiveAudio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:connection.sdpConstraints.mandatory.OfferToReceiveVideo},remotePeerSdpConstraints:message.message.localPeerSdpConstraints||{OfferToReceiveAudio:connection.session.oneway?!!connection.session.audio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:connection.session.oneway?!!connection.session.video||!!connection.session.screen:connection.sdpConstraints.mandatory.OfferToReceiveVideo},isOneWay:"undefined"!=typeof message.message.isOneWay?message.message.isOneWay:!!connection.session.oneway||"one-way"===connection.direction,isDataOnly:"undefined"!=typeof message.message.isDataOnly?message.message.isDataOnly:isData(connection.session),dontGetRemoteStream:"undefined"!=typeof message.message.isOneWay?message.message.isOneWay:!!connection.session.oneway||"one-way"===connection.direction,dontAttachLocalStream:!!message.message.dontGetRemoteStream,connectionDescription:message,successCallback:function(){("undefined"!=typeof message.message.isOneWay?message.message.isOneWay:!!connection.session.oneway||"one-way"===connection.direction)&&connection.addNewBroadcaster(message.sender,userPreferences),
-(connection.session.oneway||"one-way"===connection.direction||isData(connection.session))&&connection.addNewBroadcaster(message.sender,userPreferences)}};return void connection.onNewParticipant(message.sender,userPreferences)}return message.message.shiftedModerationControl?void connection.onShiftedModerationControl(message.sender,message.message.broadcasters):(message.message.changedUUID&&connection.peers[message.message.oldUUID]&&(connection.peers[message.message.newUUID]=connection.peers[message.message.oldUUID],delete connection.peers[message.message.oldUUID]),message.message.userLeft?(mPeer.onUserLeft(message.sender),void(message.message.autoCloseEntireSession&&connection.leave())):void mPeer.addNegotiatedMessage(message.message,message.sender))}}),socket.on("user-left",function(userid){onUserLeft(userid),connection.onUserStatusChanged({userid:userid,status:"offline",extra:connection.peers[userid]?connection.peers[userid].extra||{}:{}}),connection.onleave({userid:userid,extra:{}})}),socket.on("connect",function(){connection.enableLogs&&console.info("socket.io connection is opened."),socket.emit("extra-data-updated",connection.extra),connectCallback&&connectCallback(socket)}),socket.on("disconnect",function(){connection.enableLogs&&(console.info("socket.io connection is closed"),console.warn("socket.io reconnecting"))}),socket.on("join-with-password",function(remoteUserId){connection.onJoinWithPassword(remoteUserId)}),socket.on("invalid-password",function(remoteUserId,oldPassword){connection.onInvalidPassword(remoteUserId,oldPassword)}),socket.on("password-max-tries-over",function(remoteUserId){connection.onPasswordMaxTriesOver(remoteUserId)}),socket.on("user-disconnected",function(remoteUserId){remoteUserId!==connection.userid&&(connection.onUserStatusChanged({userid:remoteUserId,status:"offline",extra:connection.peers[remoteUserId]?connection.peers[remoteUserId].extra||{}:{}}),connection.peers[remoteUserId]&&connection.peers[remoteUserId].peer&&(connection.peers[remoteUserId].peer.close(),delete connection.peers[remoteUserId]))}),socket.on("user-connected",function(userid){userid!==connection.userid&&connection.onUserStatusChanged({userid:userid,status:"online",extra:connection.peers[userid]?connection.peers[userid].extra||{}:{}})}),socket.on("logs",function(log){connection.enableLogs&&console.debug("server-logs",log)}),socket}function MultiPeers(connection){function initFileBufferReader(){fbr=new FileBufferReader,fbr.onProgress=function(chunk){connection.onFileProgress(chunk)},fbr.onBegin=function(file){connection.onFileStart(file)},fbr.onEnd=function(file){connection.onFileEnd(file)}}var self=this,skipPeers=["getAllParticipants","getLength","selectFirst","streams","send","forEach"];connection.peers={getLength:function(){var numberOfPeers=0;for(var peer in this)-1==skipPeers.indexOf(peer)&&numberOfPeers++;return numberOfPeers},selectFirst:function(){var firstPeer;for(var peer in this)-1==skipPeers.indexOf(peer)&&(firstPeer=this[peer]);return firstPeer},getAllParticipants:function(sender){var allPeers=[];for(var peer in this)-1==skipPeers.indexOf(peer)&&peer!=sender&&allPeers.push(peer);return allPeers},forEach:function(callbcak){this.getAllParticipants().forEach(function(participant){callbcak(connection.peers[participant])})},send:function(data,remoteUserId){var that=this;if(!isNull(data.size)&&!isNull(data.type))return void self.shareFile(data,remoteUserId);if(!("text"===data.type||data instanceof ArrayBuffer||data instanceof DataView))return void TextSender.send({text:data,channel:this,connection:connection,remoteUserId:remoteUserId});if("text"===data.type&&(data=JSON.stringify(data)),remoteUserId){var remoteUser=connection.peers[remoteUserId];if(remoteUser)return void remoteUser.channels.forEach(function(channel){channel.send(data)})}this.getAllParticipants().forEach(function(participant){that[participant].channels.forEach(function(channel){channel.send(data)})})}},this.uuid=connection.userid,this.getLocalConfig=function(remoteSdp,remoteUserId,userPreferences){return userPreferences||(userPreferences={}),{streamsToShare:userPreferences.streamsToShare||{},session:connection.session,rtcMultiConnection:connection,connectionDescription:userPreferences.connectionDescription,remoteUserId:remoteUserId,localPeerSdpConstraints:userPreferences.localPeerSdpConstraints,remotePeerSdpConstraints:userPreferences.remotePeerSdpConstraints,dontGetRemoteStream:!!userPreferences.dontGetRemoteStream,dontAttachLocalStream:!!userPreferences.dontAttachLocalStream,optionalArgument:connection.optionalArgument,iceServers:connection.iceServers,renegotiatingPeer:!!userPreferences.renegotiatingPeer,peerRef:userPreferences.peerRef,enableDataChannels:!!connection.session.data,localStreams:connection.attachStreams,removeStreams:connection.removeStreams,onLocalSdp:function(localSdp){self.onNegotiationNeeded(localSdp,remoteUserId)},onLocalCandidate:function(localCandidate){localCandidate=OnIceCandidateHandler.processCandidates(connection,localCandidate),localCandidate&&self.onNegotiationNeeded(localCandidate,remoteUserId)},remoteSdp:remoteSdp,onDataChannelMessage:function(message){if(!fbr&&connection.enableFileSharing&&initFileBufferReader(),"string"==typeof message||!connection.enableFileSharing)return void self.onDataChannelMessage(message,remoteUserId);var that=this;return message instanceof ArrayBuffer||message instanceof DataView?void fbr.convertToObject(message,function(object){that.onDataChannelMessage(object)}):message.readyForNextChunk?void fbr.getNextChunk(message.uuid,function(nextChunk,isLastChunk){connection.peers[remoteUserId].channels.forEach(function(channel){channel.send(nextChunk)})},remoteUserId):void fbr.addChunk(message,function(promptNextChunk){connection.peers[remoteUserId].peer.channel.send(promptNextChunk)})},onDataChannelError:function(error){self.onDataChannelError(error,remoteUserId)},onDataChannelOpened:function(channel){self.onDataChannelOpened(channel,remoteUserId)},onDataChannelClosed:function(event){self.onDataChannelClosed(event,remoteUserId)},onRemoteStream:function(stream){if(connection.peers[remoteUserId].streams.push(stream),isPluginRTC){var mediaElement=document.createElement("video"),body=document.body||document.documentElement;return body.insertBefore(mediaElement,body.firstChild),void setTimeout(function(){Plugin.attachMediaStream(mediaElement,stream),self.onGettingRemoteMedia(mediaElement,remoteUserId)},3e3)}self.onGettingRemoteMedia(stream,remoteUserId)},onRemoteStreamRemoved:function(stream){self.onRemovingRemoteMedia(stream,remoteUserId)},onPeerStateChanged:function(states){self.onPeerStateChanged(states),"new"===states.iceConnectionState&&self.onNegotiationStarted(remoteUserId,states),"connected"===states.iceConnectionState&&self.onNegotiationCompleted(remoteUserId,states),-1!==states.iceConnectionState.search(/closed|failed/gi)&&(self.onUserLeft(remoteUserId),self.disconnectWith(remoteUserId))},processSdp:connection.processSdp}},this.createNewPeer=function(remoteUserId,userPreferences){if(!(connection.maxParticipantsAllowed<=connection.getAllParticipants().length)){if(userPreferences=userPreferences||{},!userPreferences.isOneWay&&!userPreferences.isDataOnly)return userPreferences.isOneWay=!0,void this.onNegotiationNeeded({enableMedia:!0,userPreferences:userPreferences},remoteUserId);userPreferences=connection.setUserPreferences(userPreferences);var localConfig=this.getLocalConfig(null,remoteUserId,userPreferences);connection.peers[remoteUserId]=new PeerInitiator(localConfig)}},this.createAnsweringPeer=function(remoteSdp,remoteUserId,userPreferences){userPreferences=connection.setUserPreferences(userPreferences||{});var localConfig=this.getLocalConfig(remoteSdp,remoteUserId,userPreferences);connection.peers[remoteUserId]=new PeerInitiator(localConfig)},this.renegotiatePeer=function(remoteUserId,userPreferences,remoteSdp){if(!connection.peers[remoteUserId])throw"This peer ("+remoteUserId+") does not exists.";userPreferences||(userPreferences={}),userPreferences.renegotiatingPeer=!0,userPreferences.peerRef=connection.peers[remoteUserId].peer;var localConfig=this.getLocalConfig(remoteSdp,remoteUserId,userPreferences);connection.peers[remoteUserId]=new PeerInitiator(localConfig)},this.replaceTrack=function(track,remoteUserId,isVideoTrack){if(!connection.peers[remoteUserId])throw"This peer ("+remoteUserId+") does not exists.";var peer=connection.peers[remoteUserId].peer;return peer.getSenders&&"function"==typeof peer.getSenders&&peer.getSenders().length?void peer.getSenders().forEach(function(rtpSender){isVideoTrack&&rtpSender.track instanceof VideoStreamTrack&&rtpSender.replaceTrack(track),!isVideoTrack&&rtpSender.track instanceof AudioStreamTrack&&rtpSender.replaceTrack(track)}):(console.warn("RTPSender.replaceTrack is NOT supported."),void this.renegotiatePeer(remoteUserId))},this.onNegotiationNeeded=function(message,remoteUserId){},this.addNegotiatedMessage=function(message,remoteUserId){if(message.type&&message.sdp)return"answer"==message.type&&connection.peers[remoteUserId]&&connection.peers[remoteUserId].addRemoteSdp(message),"offer"==message.type&&(message.renegotiatingPeer?this.renegotiatePeer(remoteUserId,null,message):this.createAnsweringPeer(message,remoteUserId)),void(connection.enableLogs&&console.log("Remote peer's sdp:",message.sdp));if(message.candidate)return connection.peers[remoteUserId]&&connection.peers[remoteUserId].addRemoteCandidate(message),void(connection.enableLogs&&console.log("Remote peer's candidate pairs:",message.candidate));if(message.enableMedia){if(connection.attachStreams.length){var streamsToShare={};return connection.attachStreams.forEach(function(stream){streamsToShare[stream.streamid]={isAudio:!!stream.isAudio,isVideo:!!stream.isVideo,isScreen:!!stream.isScreen}}),message.userPreferences.streamsToShare=streamsToShare,void self.onNegotiationNeeded({readyForOffer:!0,userPreferences:message.userPreferences},remoteUserId)}var localMediaConstraints={},userPreferences=message.userPreferences;userPreferences.localPeerSdpConstraints.OfferToReceiveAudio&&(localMediaConstraints.audio=connection.mediaConstraints.audio),userPreferences.localPeerSdpConstraints.OfferToReceiveVideo&&(localMediaConstraints.video=connection.mediaConstraints.video),getUserMediaHandler({onGettingLocalMedia:function(localStream){self.onGettingLocalMedia(localStream);var streamsToShare={};connection.attachStreams.forEach(function(stream){streamsToShare[stream.streamid]={isAudio:!!stream.isAudio,isVideo:!!stream.isVideo,isScreen:!!stream.isScreen}}),message.userPreferences.streamsToShare=streamsToShare,self.onNegotiationNeeded({readyForOffer:!0,userPreferences:message.userPreferences},remoteUserId)},onLocalMediaError:function(error){self.onLocalMediaError(error),self.onNegotiationNeeded({readyForOffer:!0,userPreferences:message.userPreferences},remoteUserId)},localMediaConstraints:localMediaConstraints})}message.readyForOffer&&connection.onReadyForOffer(remoteUserId,message.userPreferences)},this.onGettingRemoteMedia=function(stream,remoteUserId){},this.onRemovingRemoteMedia=function(stream,remoteUserId){},this.onGettingLocalMedia=function(localStream){},this.onLocalMediaError=function(error){connection.enableLogs&&console.error("onLocalMediaError",JSON.stringify(error,null," ")),connection.onMediaError(error)};var fbr;this.shareFile=function(file,remoteUserId){if(!connection.enableFileSharing)throw'"connection.enableFileSharing" is false.';initFileBufferReader(),fbr.readAsArrayBuffer(file,function(uuid){var arrayOfUsers=connection.getAllParticipants();remoteUserId&&(arrayOfUsers=[remoteUserId]),arrayOfUsers.forEach(function(participant){fbr.getNextChunk(uuid,function(nextChunk){connection.peers[participant].channels.forEach(function(channel){channel.send(nextChunk)})},participant)})},{userid:connection.userid,chunkSize:connection.chunkSize||0})};var textReceiver=new TextReceiver(connection);this.onDataChannelMessage=function(message,remoteUserId){textReceiver.receive(JSON.parse(message),remoteUserId,connection.peers[remoteUserId]?connection.peers[remoteUserId].extra:{})},this.onDataChannelClosed=function(event,remoteUserId){event.userid=remoteUserId,event.extra=connection.peers[remoteUserId]?connection.peers[remoteUserId].extra:{},connection.onclose(event)},this.onDataChannelError=function(error,remoteUserId){error.userid=remoteUserId,event.extra=connection.peers[remoteUserId]?connection.peers[remoteUserId].extra:{},connection.onerror(error)},this.onDataChannelOpened=function(channel,remoteUserId){connection.peers[remoteUserId].channels.push(channel),connection.onopen({userid:remoteUserId,extra:connection.peers[remoteUserId]?connection.peers[remoteUserId].extra:{},channel:channel})},this.onPeerStateChanged=function(state){connection.enableLogs&&-1!==state.iceConnectionState.search(/disconnected|closed|failed/gi)&&console.error("Peer connection is closed between you & ",state.userid,state.extra,"state:",state.iceConnectionState)},this.onNegotiationStarted=function(remoteUserId,states){},this.onNegotiationCompleted=function(remoteUserId,states){},this.getRemoteStreams=function(remoteUserId){return remoteUserId=remoteUserId||connection.peers.getAllParticipants()[0],connection.peers[remoteUserId]?connection.peers[remoteUserId].streams:[]},this.isPluginRTC=connection.isPluginRTC=isPluginRTC}function fireEvent(obj,eventName,args){if("undefined"!=typeof CustomEvent){var eventDetail={arguments:args,__exposedProps__:args},event=new CustomEvent(eventName,eventDetail);obj.dispatchEvent(event)}}function setHarkEvents(connection,streamEvent){if(!connection||!streamEvent)throw"Both arguments are required.";if(connection.onspeaking&&connection.onsilence){if("undefined"==typeof hark)throw"hark.js not found.";hark(streamEvent.stream,{onspeaking:function(){connection.onspeaking(streamEvent)},onsilence:function(){connection.onsilence(streamEvent)},onvolumechange:function(volume,threshold){connection.onvolumechange&&connection.onvolumechange(merge({volume:volume,threshold:threshold},streamEvent))}})}}function setMuteHandlers(connection,streamEvent){streamEvent.stream.addEventListener("mute",function(event){event=connection.streamEvents[event.target.streamid],event.session={audio:"audio"===event.muteType,video:"video"===event.muteType},connection.onmute(event)},!1),streamEvent.stream.addEventListener("unmute",function(event){event=connection.streamEvents[event.target.streamid],event.session={audio:"audio"===event.unmuteType,video:"video"===event.unmuteType},connection.onunmute(event)},!1)}function getRandomString(){if(window.crypto&&window.crypto.getRandomValues&&-1===navigator.userAgent.indexOf("Safari")){for(var a=window.crypto.getRandomValues(new Uint32Array(3)),token="",i=0,l=a.length;l>i;i++)token+=a[i].toString(36);return token}return(Math.random()*(new Date).getTime()).toString(36).replace(/\./g,"")}function getRMCMediaElement(stream,callback){var isAudioOnly=!1;stream.getVideoTracks().length||(isAudioOnly=!0);var mediaElement=document.createElement(isAudioOnly?"audio":"video");return isPluginRTC?(connection.videosContainer.insertBefore(mediaElement,connection.videosContainer.firstChild),void setTimeout(function(){Plugin.attachMediaStream(mediaElement,stream),callback(mediaElement)},1e3)):(mediaElement[isFirefox?"mozSrcObject":"src"]=isFirefox?stream:window.URL.createObjectURL(stream),mediaElement.controls=!0,isFirefox&&mediaElement.addEventListener("ended",function(){stream.onended&&stream.onended(),fireEvent(stream,"ended",stream.type)},!1),mediaElement.play(),void callback(mediaElement))}function listenEventHandler(eventName,eventHandler){window.removeEventListener(eventName,eventHandler),window.addEventListener(eventName,eventHandler,!1)}function removeNullEntries(array){var newArray=[];return array.forEach(function(item){item&&newArray.push(item)}),newArray}function isData(session){return!session.audio&&!session.video&&!session.screen&&session.data}function isNull(obj){return"undefined"==typeof obj}function isString(obj){return"string"==typeof obj}function setSdpConstraints(config){var sdpConstraints,sdpConstraints_mandatory={OfferToReceiveAudio:!!config.OfferToReceiveAudio,OfferToReceiveVideo:!!config.OfferToReceiveVideo};return sdpConstraints={mandatory:sdpConstraints_mandatory,optional:[{VoiceActivityDetection:!1}]},navigator.mozGetUserMedia&&firefoxVersion>34&&(sdpConstraints={OfferToReceiveAudio:!!config.OfferToReceiveAudio,OfferToReceiveVideo:!!config.OfferToReceiveVideo}),sdpConstraints}function onPluginRTCInitialized(pluginRTCObject){Plugin=pluginRTCObject,MediaStreamTrack=Plugin.MediaStreamTrack,RTCPeerConnection=Plugin.RTCPeerConnection,RTCIceCandidate=Plugin.RTCIceCandidate,RTCSessionDescription=Plugin.RTCSessionDescription}function PeerInitiator(config){function createDataChannel(){if(!isOfferer)return void(peer.ondatachannel=function(event){var channel=event.channel;setChannelEvents(channel)});var channel=peer.createDataChannel("RTCDataChannel",{});setChannelEvents(channel)}function setChannelEvents(channel){channel.binaryType="arraybuffer",channel.onmessage=function(event){config.onDataChannelMessage(event.data)},channel.onopen=function(){config.onDataChannelOpened(channel)},channel.onerror=function(error){config.onDataChannelError(error)},channel.onclose=function(event){config.onDataChannelClosed(event)},channel.internalSend=channel.send,channel.send=function(data){"open"===channel.readyState&&channel.internalSend(data)},peer.channel=channel}this.extra=config.remoteSdp?config.remoteSdp.extra:config.rtcMultiConnection.extra,this.remoteUserId=config.remoteUserId,this.streams=[],this.channels=[],this.connectionDescription=config.connectionDescription;var that=this;config.remoteSdp&&(this.connectionDescription=config.remoteSdp.connectionDescription);var allRemoteStreams={};if(Object.observe){var that=this;Object.observe(this.channels,function(changes){changes.forEach(function(change){"add"===change.type&&change.object[change.name].addEventListener("close",function(){delete that.channels[that.channels.indexOf(change.object[change.name])],that.channels=removeNullEntries(that.channels)},!1),("remove"===change.type||"delete"===change.type)&&-1!==that.channels.indexOf(change.object[change.name])&&delete that.channels.indexOf(change.object[change.name]),that.channels=removeNullEntries(that.channels)})})}defaults.sdpConstraints=setSdpConstraints({OfferToReceiveAudio:!0,OfferToReceiveVideo:!0});var peer,renegotiatingPeer=!!config.renegotiatingPeer;config.remoteSdp&&(renegotiatingPeer=!!config.remoteSdp.renegotiatingPeer);var localStreams=[];config.localStreams.forEach(function(stream){stream&&localStreams.push(stream)}),renegotiatingPeer?(peer=config.peerRef,peer.getLocalStreams().forEach(function(stream){localStreams.forEach(function(localStream,index){stream==localStream&&delete localStreams[index]}),config.removeStreams.forEach(function(streamToRemove,index){stream===streamToRemove&&(peer.removeStream&&peer.removeStream(stream),localStreams.forEach(function(localStream,index){streamToRemove==localStream&&delete localStreams[index]}))})})):peer=new RTCPeerConnection(navigator.onLine?{iceServers:config.iceServers,iceTransports:"all"}:null,config.optionalArgument),peer.onicecandidate=function(event){event.candidate&&config.onLocalCandidate({candidate:event.candidate.candidate,sdpMid:event.candidate.sdpMid,sdpMLineIndex:event.candidate.sdpMLineIndex})};var isFirefoxOffered=!isFirefox;config.remoteSdp&&config.remoteSdp.remotePeerSdpConstraints&&config.remoteSdp.remotePeerSdpConstraints.isFirefoxOffered&&(isFirefoxOffered=!0),localStreams.forEach(function(localStream){config.remoteSdp&&config.remoteSdp.remotePeerSdpConstraints&&config.remoteSdp.remotePeerSdpConstraints.dontGetRemoteStream||config.dontAttachLocalStream||peer.addStream(localStream)}),peer.oniceconnectionstatechange=peer.onsignalingstatechange=function(){if(config.onPeerStateChanged({iceConnectionState:peer.iceConnectionState,iceGatheringState:peer.iceGatheringState,signalingState:peer.signalingState,extra:that.extra,userid:that.remoteUserId}),-1!==peer.iceConnectionState.search(/disconnected|closed|failed/gi)){if(peer.firedOnce)return;peer.firedOnce=!0;for(var id in allRemoteStreams)config.onRemoteStreamRemoved(allRemoteStreams[id]);allRemoteStreams={},that.connectionDescription&&config.rtcMultiConnection.userid==that.connectionDescription.sender&&config.rtcMultiConnection.autoReDialOnFailure&&setTimeout(function(){-1!==peer.iceConnectionState.search(/disconnected|closed|failed/gi)&&(config.rtcMultiConnection.rejoin(that.connectionDescription),peer.firedOnce=!1)},5e3)}};var sdpConstraints={OfferToReceiveAudio:!!localStreams.length,OfferToReceiveVideo:!!localStreams.length};config.localPeerSdpConstraints&&(sdpConstraints=config.localPeerSdpConstraints),defaults.sdpConstraints=setSdpConstraints(sdpConstraints),peer.onaddstream=function(event){var streamsToShare={};config.remoteSdp&&config.remoteSdp.streamsToShare?streamsToShare=config.remoteSdp.streamsToShare:config.streamsToShare&&(streamsToShare=config.streamsToShare);var streamToShare=streamsToShare[event.stream.id];streamToShare&&(event.stream.isAudio=streamToShare.isAudio,event.stream.isVideo=streamToShare.isVideo,event.stream.isScreen=streamToShare.isScreen),event.stream.streamid=event.stream.id,event.stream.stop||(event.stream.stop=function(){fireEvent(event.stream,"ended",event)}),allRemoteStreams[event.stream.id]=event.stream,config.onRemoteStream(event.stream)},peer.onremovestream=function(event){event.stream.streamid=event.stream.id,allRemoteStreams[event.stream.id]&&delete allRemoteStreams[event.stream.id],config.onRemoteStreamRemoved(event.stream)},this.addRemoteCandidate=function(remoteCandidate){peer.addIceCandidate(new RTCIceCandidate(remoteCandidate))},this.addRemoteSdp=function(remoteSdp){peer.setRemoteDescription(new RTCSessionDescription(remoteSdp),function(){},function(error){config.rtcMultiConnection.enableLogs&&console.error(JSON.stringify(error,null," ")),config.rtcMultiConnection.autoReDialOnFailure&&setTimeout(function(){config.rtcMultiConnection.rejoin(that.connectionDescription)},2e3)})};var isOfferer=!0;config.remoteSdp&&(isOfferer=!1),config.enableDataChannels===!0&&createDataChannel(),config.remoteSdp&&(config.remoteSdp.remotePeerSdpConstraints&&(sdpConstraints=config.remoteSdp.remotePeerSdpConstraints),defaults.sdpConstraints=setSdpConstraints(sdpConstraints),this.addRemoteSdp(config.remoteSdp)),("two-way"==config.session.audio||"two-way"==config.session.video||"two-way"==config.session.screen)&&(defaults.sdpConstraints=setSdpConstraints({OfferToReceiveAudio:"two-way"==config.session.audio||config.remoteSdp&&config.remoteSdp.remotePeerSdpConstraints&&config.remoteSdp.remotePeerSdpConstraints.OfferToReceiveAudio,OfferToReceiveVideo:"two-way"==config.session.video||"two-way"==config.session.screen||config.remoteSdp&&config.remoteSdp.remotePeerSdpConstraints&&config.remoteSdp.remotePeerSdpConstraints.OfferToReceiveAudio}));var streamsToShare={};peer.getLocalStreams().forEach(function(stream){streamsToShare[stream.streamid]={isAudio:!!stream.isAudio,isVideo:!!stream.isVideo,isScreen:!!stream.isScreen}}),peer[isOfferer?"createOffer":"createAnswer"](function(localSdp){localSdp.sdp=config.processSdp(localSdp.sdp),peer.setLocalDescription(localSdp),config.onLocalSdp({type:localSdp.type,sdp:localSdp.sdp,remotePeerSdpConstraints:config.remotePeerSdpConstraints||!1,renegotiatingPeer:!!config.renegotiatingPeer||!1,connectionDescription:that.connectionDescription,dontGetRemoteStream:!!config.dontGetRemoteStream,extra:config.rtcMultiConnection?config.rtcMultiConnection.extra:{},streamsToShare:streamsToShare,isFirefoxOffered:isFirefox})},function(error){config.rtcMultiConnection.enableLogs&&console.error("sdp-error",error),!config.rtcMultiConnection.autoReDialOnFailure||isFirefox||isFirefoxOffered||setTimeout(function(){config.rtcMultiConnection.rejoin(that.connectionDescription)},2e3)},defaults.sdpConstraints),peer.nativeClose=peer.close,peer.close=function(){peer&&"connected"===peer.iceConnectionState&&(peer.nativeClose(),peer=null)},this.peer=peer}function loadIceFrame(callback,skip){if(!loadedIceFrame){if(!skip)return loadIceFrame(callback,!0);loadedIceFrame=!0;var iframe=document.createElement("iframe");iframe.onload=function(){function iFrameLoaderCallback(event){event.data&&event.data.iceServers&&(callback(event.data.iceServers),window.removeEventListener("message",iFrameLoaderCallback))}iframe.isLoaded=!0,listenEventHandler("message",iFrameLoaderCallback),iframe.contentWindow.postMessage("get-ice-servers","*")},iframe.src="https://cdn.webrtc-experiment.com/getIceServers/",iframe.style.display="none",(document.body||document.documentElement).appendChild(iframe)}}function setStreamType(constraints,stream){constraints.mandatory&&constraints.mandatory.chromeMediaSource?stream.isScreen=!0:constraints.mozMediaSource||constraints.mediaSource?stream.isScreen=!0:constraints.video?stream.isVideo=!0:constraints.audio&&(stream.isAudio=!0)}function getUserMediaHandler(options){function streaming(stream,returnBack){setStreamType(options.localMediaConstraints,stream),options.onGettingLocalMedia(stream,returnBack),stream.addEventListener("ended",function(){delete currentUserMediaRequest.streams[idInstance],currentUserMediaRequest.mutex=!1,currentUserMediaRequest.queueRequests.indexOf(options)&&(delete currentUserMediaRequest.queueRequests[currentUserMediaRequest.queueRequests.indexOf(options)],currentUserMediaRequest.queueRequests=removeNullEntries(currentUserMediaRequest.queueRequests))},!1),currentUserMediaRequest.streams[idInstance]={stream:stream},currentUserMediaRequest.mutex=!1,currentUserMediaRequest.queueRequests.length&&getUserMediaHandler(currentUserMediaRequest.queueRequests.shift())}if(currentUserMediaRequest.mutex===!0)return void currentUserMediaRequest.queueRequests.push(options);currentUserMediaRequest.mutex=!0;var idInstance=JSON.stringify(options.localMediaConstraints);if(currentUserMediaRequest.streams[idInstance])streaming(currentUserMediaRequest.streams[idInstance].stream,!0);else{if(isPluginRTC){document.createElement("video");return void Plugin.getUserMedia({audio:!0,video:!0},function(stream){stream.streamid=stream.id||getRandomString(),streaming(stream)},function(error){})}navigator.getMedia=navigator.webkitGetUserMedia||navigator.mozGetUserMedia,"undefined"!=typeof DetectRTC&&(DetectRTC.hasMicrophone||(options.localMediaConstraints.audio=!1),DetectRTC.hasWebcam||(options.localMediaConstraints.video=!1)),navigator.getMedia(options.localMediaConstraints,function(stream){stream.streamid=stream.id||getRandomString(),streaming(stream)},function(error){options.onLocalMediaError(error,options.localMediaConstraints)})}}function TextReceiver(connection){function receive(data,userid,extra){var uuid=data.uuid;if(content[uuid]||(content[uuid]=[]),content[uuid].push(data.message),data.last){var message=content[uuid].join("");data.isobject&&(message=JSON.parse(message));var receivingTime=(new Date).getTime(),latency=receivingTime-data.sendingTime,e={data:message,userid:userid,extra:extra,latency:latency};connection.autoTranslateText?(e.original=e.data,connection.Translator.TranslateText(e.data,function(translatedText){e.data=translatedText,connection.onmessage(e)})):connection.onmessage(e),delete content[uuid]}}var content={};return{receive:receive}}var isOpera=!!window.opera||navigator.userAgent.indexOf(" OPR/")>=0,isFirefox="undefined"!=typeof window.InstallTrigger,isSafari=Object.prototype.toString.call(window.HTMLElement).indexOf("Constructor")>0,isChrome=!!window.chrome&&!isOpera,isIE=!!document.documentMode,isPluginRTC=isSafari||isIE,chromeVersion=(!!navigator.userAgent.match(/Android|iPhone|iPad|iPod|BlackBerry|IEMobile/i),!!(window.process&&"object"==typeof window.process&&window.process.versions&&window.process.versions["node-webkit"]),50),matchArray=navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./);isChrome&&matchArray&&matchArray[2]&&(chromeVersion=parseInt(matchArray[2],10));var firefoxVersion=50;matchArray=navigator.userAgent.match(/Firefox\/(.*)/),isFirefox&&matchArray&&matchArray[1]&&(firefoxVersion=parseInt(matchArray[1],10)),window.addEventListener||(window.addEventListener=function(el,eventName,eventHandler){el.attachEvent&&el.attachEvent("on"+eventName,eventHandler)}),window.attachEventListener=function(video,type,listener,useCapture){video.addEventListener(type,listener,useCapture)};var MediaStream=window.MediaStream;"undefined"==typeof MediaStream&&"undefined"!=typeof webkitMediaStream&&(MediaStream=webkitMediaStream),"undefined"==typeof MediaStream||"stop"in MediaStream.prototype||(MediaStream.prototype.stop=function(){this.getAudioTracks().forEach(function(track){track.stop()}),this.getVideoTracks().forEach(function(track){track.stop()}),fireEvent(this,"ended")}),function(){function LoadPluginRTC(){function getPlugin(){return document.getElementById("WebrtcEverywherePluginId")}window.PluginRTC={};var extractPluginObj=function(elt){return elt.isWebRtcPlugin?elt:elt.pluginObj},attachEventListener=function(elt,type,listener,useCapture){var _pluginObj=extractPluginObj(elt);_pluginObj?_pluginObj.bindEventListener(type,listener,useCapture):"undefined"!=typeof elt.addEventListener?elt.addEventListener(type,listener,useCapture):"undefined"!=typeof elt.addEvent&&elt.addEventListener("on"+type,listener,useCapture)},installPlugin=function(){if(!document.getElementById("WebrtcEverywherePluginId")){var pluginObj=document.createElement("object");isIE?pluginObj.setAttribute("classid","CLSID:7FD49E23-C8D7-4C4F-93A1-F7EACFA1EC53"):pluginObj.setAttribute("type","application/webrtc-everywhere"),pluginObj.setAttribute("id","WebrtcEverywherePluginId"),(document.body||document.documentElement).appendChild(pluginObj),pluginObj.setAttribute("width","0"),pluginObj.setAttribute("height","0")}};document.body?installPlugin():(attachEventListener(window,"load",function(){installPlugin()}),attachEventListener(document,"readystatechange",function(){"complete"==document.readyState&&installPlugin()}));var getUserMediaDelayed;window.PluginRTC.getUserMedia=navigator.getUserMedia=function(constraints,successCallback,errorCallback){"complete"!==document.readyState?getUserMediaDelayed||(getUserMediaDelayed=!0,attachEventListener(document,"readystatechange",function(){getUserMediaDelayed&&"complete"==document.readyState&&(getUserMediaDelayed=!1,getPlugin().getUserMedia(constraints,successCallback,errorCallback))})):getPlugin().getUserMedia(constraints,successCallback,errorCallback)},window.PluginRTC.attachMediaStream=function(element,stream){if(element.isWebRtcPlugin)return element.src=stream,element;if("video"===element.nodeName.toLowerCase()){if(!element.pluginObj&&stream){var _pluginObj=document.createElement("object"),_isIE=Object.getOwnPropertyDescriptor&&Object.getOwnPropertyDescriptor(window,"ActiveXObject")||"ActiveXObject"in window;_isIE?_pluginObj.setAttribute("classid","CLSID:7FD49E23-C8D7-4C4F-93A1-F7EACFA1EC53"):_pluginObj.setAttribute("type","application/webrtc-everywhere"),element.pluginObj=_pluginObj,_pluginObj.setAttribute("className",element.className),_pluginObj.setAttribute("innerHTML",element.innerHTML);var width=element.getAttribute("width"),height=element.getAttribute("height"),bounds=element.getBoundingClientRect();if(width||(width=bounds.right-bounds.left),height||(height=bounds.bottom-bounds.top),"getComputedStyle"in window){var computedStyle=window.getComputedStyle(element,null);width||"auto"==computedStyle.width||"0px"==computedStyle.width||(width=computedStyle.width),height||"auto"==computedStyle.height||"0px"==computedStyle.height||(height=computedStyle.height)}width?_pluginObj.setAttribute("width",width):_pluginObj.setAttribute("autowidth",!0),height?_pluginObj.setAttribute("height",height):_pluginObj.setAttribute("autoheight",!0),(document.body||document.documentElement).appendChild(_pluginObj),element.parentNode&&(element.parentNode.replaceChild(_pluginObj,element),
-document.body.appendChild(element),element.style.visibility="hidden")}return element.pluginObj&&(element.pluginObj.bindEventListener("play",function(objvid){element.pluginObj&&(element.pluginObj.getAttribute("autowidth")&&objvid.videoWidth&&element.pluginObj.setAttribute("width",objvid.videoWidth),element.pluginObj.getAttribute("autoheight")&&objvid.videoHeight&&element.pluginObj.setAttribute("height",objvid.videoHeight))}),element.pluginObj.src=stream),element.pluginObj}return"audio"===element.nodeName.toLowerCase()?element:void 0},window.PluginRTC.MediaStreamTrack={};var getSourcesDelayed;window.PluginRTC.MediaStreamTrack.getSources=function(gotSources){"complete"!==document.readyState?getSourcesDelayed||(getSourcesDelayed=!0,attachEventListener(document,"readystatechange",function(){getSourcesDelayed&&"complete"==document.readyState&&(getSourcesDelayed=!1,getPlugin().getSources(gotSources))})):getPlugin().getSources(gotSources)},window.PluginRTC.RTCPeerConnection=function(configuration,constraints){return getPlugin().createPeerConnection(configuration,constraints)},window.PluginRTC.RTCIceCandidate=function(RTCIceCandidateInit){return getPlugin().createIceCandidate(RTCIceCandidateInit)},window.PluginRTC.RTCSessionDescription=function(RTCSessionDescriptionInit){return getPlugin().createSessionDescription(RTCSessionDescriptionInit)},window.onPluginRTCInitialized&&window.onPluginRTCInitialized(window.PluginRTC)}var ua=navigator.userAgent.toLowerCase(),isSafari=-1!=ua.indexOf("safari")&&-1==ua.indexOf("chrome"),isIE=!!(Object.getOwnPropertyDescriptor&&Object.getOwnPropertyDescriptor(window,"ActiveXObject")||"ActiveXObject"in window);(isSafari||isIE)&&window.addEventListener("load",LoadPluginRTC,!1)}();var RTCPeerConnection,defaults={};"undefined"!=typeof mozRTCPeerConnection?RTCPeerConnection=mozRTCPeerConnection:"undefined"!=typeof webkitRTCPeerConnection?RTCPeerConnection=webkitRTCPeerConnection:"undefined"!=typeof window.RTCPeerConnection?RTCPeerConnection=window.RTCPeerConnection:(console.error("WebRTC 1.0 (RTCPeerConnection) API are NOT available in this browser."),RTCPeerConnection=window.RTCSessionDescription=window.RTCIceCandidate=function(){});var RTCSessionDescription=window.RTCSessionDescription||window.mozRTCSessionDescription,RTCIceCandidate=window.RTCIceCandidate||window.mozRTCIceCandidate,MediaStreamTrack=window.MediaStreamTrack,Plugin={};"undefined"!=typeof PluginRTC&&onPluginRTCInitialized(PluginRTC);var loadedIceFrame,isSafari=Object.prototype.toString.call(window.HTMLElement).indexOf("Constructor")>0,isIE=!!document.documentMode,isPluginRTC=isSafari||isIE,OnIceCandidateHandler=function(){function processCandidates(connection,icePair){var candidate=icePair.candidate,iceRestrictions=connection.candidates,stun=iceRestrictions.stun,turn=iceRestrictions.turn;if(isNull(iceRestrictions.reflexive)||(stun=iceRestrictions.reflexive),isNull(iceRestrictions.relay)||(turn=iceRestrictions.relay),(iceRestrictions.host||!candidate.match(/typ host/g))&&(turn||!candidate.match(/typ relay/g))&&(stun||!candidate.match(/typ srflx/g))){var protocol=connection.iceProtocols;if((protocol.udp||!candidate.match(/ udp /g))&&(protocol.tcp||!candidate.match(/ tcp /g)))return connection.enableLogs&&console.debug("Your candidate pairs:",candidate),{candidate:candidate,sdpMid:icePair.sdpMid,sdpMLineIndex:icePair.sdpMLineIndex}}}return{processCandidates:processCandidates}}();("undefined"==typeof window.getExternalIceServers||1==window.getExternalIceServers)&&loadIceFrame(function(externalIceServers){externalIceServers&&externalIceServers.length&&(window.RMCExternalIceServers=externalIceServers,window.iceServersLoadCallback&&"function"==typeof window.iceServersLoadCallback&&window.iceServersLoadCallback(externalIceServers))});var IceServersHandler=function(){function getIceServers(connection){var iceServers=[];return iceServers.push({urls:"stun:stun.l.google.com:19302"}),iceServers.push({urls:"stun:stun.anyfirewall.com:3478"}),iceServers.push({urls:"turn:turn.bistri.com:80",credential:"homeo",username:"homeo"}),iceServers.push({urls:"turn:turn.anyfirewall.com:443?transport=tcp",credential:"webrtc",username:"webrtc"}),window.RMCExternalIceServers?(iceServers=window.RMCExternalIceServers.concat(iceServers),connection.iceServers=iceServers):"undefined"==typeof window.getExternalIceServers||1==window.getExternalIceServers?window.iceServersLoadCallback=function(){iceServers=window.RMCExternalIceServers.concat(iceServers),connection.iceServers=iceServers}:iceServers.push({urls:"turn:turn.anyfirewall.com:443?transport=udp",credential:"webrtc",username:"webrtc"}),iceServers}return{getIceServers:getIceServers}}(),BandwidthHandler=function(){function setBAS(sdp,bandwidth,isScreen){return bandwidth?"undefined"!=typeof isFirefox&&isFirefox?sdp:(isScreen&&(bandwidth.screen?bandwidth.screen<300&&console.warn("It seems that you are using wrong bandwidth value for screen. Screen sharing is expected to fail."):console.warn("It seems that you are not using bandwidth for screen. Screen sharing is expected to fail.")),bandwidth.screen&&isScreen&&(sdp=sdp.replace(/b=AS([^\r\n]+\r\n)/g,""),sdp=sdp.replace(/a=mid:video\r\n/g,"a=mid:video\r\nb=AS:"+bandwidth.screen+"\r\n")),(bandwidth.audio||bandwidth.video||bandwidth.data)&&(sdp=sdp.replace(/b=AS([^\r\n]+\r\n)/g,"")),bandwidth.audio&&(sdp=sdp.replace(/a=mid:audio\r\n/g,"a=mid:audio\r\nb=AS:"+bandwidth.audio+"\r\n")),bandwidth.video&&(sdp=sdp.replace(/a=mid:video\r\n/g,"a=mid:video\r\nb=AS:"+(isScreen?bandwidth.screen:bandwidth.video)+"\r\n")),sdp):sdp}function findLine(sdpLines,prefix,substr){return findLineInRange(sdpLines,0,-1,prefix,substr)}function findLineInRange(sdpLines,startLine,endLine,prefix,substr){for(var realEndLine=-1!==endLine?endLine:sdpLines.length,i=startLine;realEndLine>i;++i)if(0===sdpLines[i].indexOf(prefix)&&(!substr||-1!==sdpLines[i].toLowerCase().indexOf(substr.toLowerCase())))return i;return null}function getCodecPayloadType(sdpLine){var pattern=new RegExp("a=rtpmap:(\\d+) \\w+\\/\\d+"),result=sdpLine.match(pattern);return result&&2===result.length?result[1]:null}function setVideoBitrates(sdp,params){params=params||{};var vp8Payload,xgoogle_min_bitrate=params.min,xgoogle_max_bitrate=params.max,sdpLines=sdp.split("\r\n"),vp8Index=findLine(sdpLines,"a=rtpmap","VP8/90000");if(vp8Index&&(vp8Payload=getCodecPayloadType(sdpLines[vp8Index])),!vp8Payload)return sdp;var rtxPayload,rtxIndex=findLine(sdpLines,"a=rtpmap","rtx/90000");if(rtxIndex&&(rtxPayload=getCodecPayloadType(sdpLines[rtxIndex])),!rtxIndex)return sdp;var rtxFmtpLineIndex=findLine(sdpLines,"a=fmtp:"+rtxPayload.toString());if(null!==rtxFmtpLineIndex){var appendrtxNext="\r\n";appendrtxNext+="a=fmtp:"+vp8Payload+" x-google-min-bitrate="+(xgoogle_min_bitrate||"228")+"; x-google-max-bitrate="+(xgoogle_max_bitrate||"228"),sdpLines[rtxFmtpLineIndex]=sdpLines[rtxFmtpLineIndex].concat(appendrtxNext),sdp=sdpLines.join("\r\n")}return sdp}function setOpusAttributes(sdp,params){params=params||{};var opusPayload,sdpLines=sdp.split("\r\n"),opusIndex=findLine(sdpLines,"a=rtpmap","opus/48000");if(opusIndex&&(opusPayload=getCodecPayloadType(sdpLines[opusIndex])),!opusPayload)return sdp;var opusFmtpLineIndex=findLine(sdpLines,"a=fmtp:"+opusPayload.toString());if(null===opusFmtpLineIndex)return sdp;var appendOpusNext="";return appendOpusNext+="; stereo="+("undefined"!=typeof params.stereo?params.stereo:"1"),appendOpusNext+="; sprop-stereo="+("undefined"!=typeof params["sprop-stereo"]?params["sprop-stereo"]:"1"),"undefined"!=typeof params.maxaveragebitrate&&(appendOpusNext+="; maxaveragebitrate="+(params.maxaveragebitrate||1048576)),"undefined"!=typeof params.maxplaybackrate&&(appendOpusNext+="; maxplaybackrate="+(params.maxplaybackrate||1048576)),"undefined"!=typeof params.cbr&&(appendOpusNext+="; cbr="+("undefined"!=typeof params.cbr?params.cbr:"1")),"undefined"!=typeof params.useinbandfec&&(appendOpusNext+="; useinbandfec="+params.useinbandfec),"undefined"!=typeof params.usedtx&&(appendOpusNext+="; usedtx="+params.usedtx),"undefined"!=typeof params.maxptime&&(appendOpusNext+="\r\na=maxptime:"+params.maxptime),sdpLines[opusFmtpLineIndex]=sdpLines[opusFmtpLineIndex].concat(appendOpusNext),sdp=sdpLines.join("\r\n")}return{setApplicationSpecificBandwidth:function(sdp,bandwidth,isScreen){return setBAS(sdp,bandwidth,isScreen)},setVideoBitrates:function(sdp,params){return setVideoBitrates(sdp,params)},setOpusAttributes:function(sdp,params){return setOpusAttributes(sdp,params)}}}(),currentUserMediaRequest={streams:[],mutex:!1,queueRequests:[]},StreamsHandler=function(){function handleType(type){return type?"string"==typeof type||"undefined"==typeof type?type:type.audio&&type.video?null:type.audio?"audio":type.video?"video":void 0:void 0}function setHandlers(stream,syncAction,connection){function graduallyIncreaseVolume(){if(connection.streamEvents[stream.streamid].mediaElement){var mediaElement=connection.streamEvents[stream.streamid].mediaElement;mediaElement.volume=0,afterEach(200,5,function(){mediaElement.volume+=.2})}}("undefined"==typeof syncAction||1==syncAction)&&stream.addEventListener("ended",function(){StreamsHandler.onSyncNeeded(stream.streamid,"ended")},!1),stream.mute=function(type,isSyncAction){type=handleType(type),"undefined"!=typeof isSyncAction&&(syncAction=isSyncAction),("undefined"==typeof type||"audio"==type)&&stream.getAudioTracks().forEach(function(track){track.enabled=!1,connection.streamEvents[stream.streamid].isAudioMuted=!0}),("undefined"==typeof type||"video"==type)&&stream.getVideoTracks().forEach(function(track){track.enabled=!1}),("undefined"==typeof syncAction||1==syncAction)&&StreamsHandler.onSyncNeeded(stream.streamid,"mute",type),connection.streamEvents[stream.streamid].muteType=type,fireEvent(stream,"mute",type)},stream.unmute=function(type,isSyncAction){type=handleType(type),"undefined"!=typeof isSyncAction&&(syncAction=isSyncAction),graduallyIncreaseVolume(),("undefined"==typeof type||"audio"==type)&&stream.getAudioTracks().forEach(function(track){track.enabled=!0,connection.streamEvents[stream.streamid].isAudioMuted=!1}),("undefined"==typeof type||"video"==type)&&(stream.getVideoTracks().forEach(function(track){track.enabled=!0}),"undefined"!=typeof type&&"video"==type&&connection.streamEvents[stream.streamid].isAudioMuted&&!function looper(times){times||(times=0),times++,100>times&&connection.streamEvents[stream.streamid].isAudioMuted&&(stream.mute("audio"),setTimeout(function(){looper(times)},50))}()),("undefined"==typeof syncAction||1==syncAction)&&StreamsHandler.onSyncNeeded(stream.streamid,"unmute",type),connection.streamEvents[stream.streamid].unmuteType=type,fireEvent(stream,"unmute",type)}}function afterEach(setTimeoutInteval,numberOfTimes,callback,startedTimes){startedTimes=(startedTimes||0)+1,startedTimes>=numberOfTimes||setTimeout(function(){callback(),afterEach(setTimeoutInteval,numberOfTimes,callback,startedTimes)},setTimeoutInteval)}return{setHandlers:setHandlers,onSyncNeeded:function(streamid,action,type){}}}();!function(){function getBrowserInfo(){var nameOffset,verOffset,ix,nAgt=(navigator.appVersion,navigator.userAgent),browserName=navigator.appName,fullVersion=""+parseFloat(navigator.appVersion),majorVersion=parseInt(navigator.appVersion,10);if(isOpera){browserName="Opera";try{fullVersion=navigator.userAgent.split("OPR/")[1].split(" ")[0],majorVersion=fullVersion.split(".")[0]}catch(e){fullVersion="0.0.0.0",majorVersion=0}}else isIE?(verOffset=nAgt.indexOf("MSIE"),browserName="IE",fullVersion=nAgt.substring(verOffset+5)):isChrome?(verOffset=nAgt.indexOf("Chrome"),browserName="Chrome",fullVersion=nAgt.substring(verOffset+7)):isSafari?(verOffset=nAgt.indexOf("Safari"),browserName="Safari",fullVersion=nAgt.substring(verOffset+7),-1!==(verOffset=nAgt.indexOf("Version"))&&(fullVersion=nAgt.substring(verOffset+8))):isFirefox?(verOffset=nAgt.indexOf("Firefox"),browserName="Firefox",fullVersion=nAgt.substring(verOffset+8)):(nameOffset=nAgt.lastIndexOf(" ")+1)<(verOffset=nAgt.lastIndexOf("/"))&&(browserName=nAgt.substring(nameOffset,verOffset),fullVersion=nAgt.substring(verOffset+1),browserName.toLowerCase()===browserName.toUpperCase()&&(browserName=navigator.appName));return isEdge&&(browserName="Edge",fullVersion=parseInt(navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)[2],10).toString()),-1!==(ix=fullVersion.indexOf(";"))&&(fullVersion=fullVersion.substring(0,ix)),-1!==(ix=fullVersion.indexOf(" "))&&(fullVersion=fullVersion.substring(0,ix)),majorVersion=parseInt(""+fullVersion,10),isNaN(majorVersion)&&(fullVersion=""+parseFloat(navigator.appVersion),majorVersion=parseInt(navigator.appVersion,10)),{fullVersion:fullVersion,version:majorVersion,name:browserName,isPrivateBrowsing:!1}}function retry(isDone,next){var currentTrial=0,maxRetry=50,isTimeout=!1,id=window.setInterval(function(){isDone()&&(window.clearInterval(id),next(isTimeout)),currentTrial++>maxRetry&&(window.clearInterval(id),isTimeout=!0,next(isTimeout))},10)}function isIE10OrLater(userAgent){var ua=userAgent.toLowerCase();if(0===ua.indexOf("msie")&&0===ua.indexOf("trident"))return!1;var match=/(?:msie|rv:)\s?([\d\.]+)/.exec(ua);return match&&parseInt(match[1],10)>=10?!0:!1}function detectPrivateMode(callback){var isPrivate;if(window.webkitRequestFileSystem)window.webkitRequestFileSystem(window.TEMPORARY,1,function(){isPrivate=!1},function(e){console.log(e),isPrivate=!0});else if(window.indexedDB&&/Firefox/.test(window.navigator.userAgent)){var db;try{db=window.indexedDB.open("test")}catch(e){isPrivate=!0}"undefined"==typeof isPrivate&&retry(function(){return"done"===db.readyState?!0:!1},function(isTimeout){isTimeout||(isPrivate=db.result?!1:!0)})}else if(isIE10OrLater(window.navigator.userAgent)){isPrivate=!1;try{window.indexedDB||(isPrivate=!0)}catch(e){isPrivate=!0}}else if(window.localStorage&&/Safari/.test(window.navigator.userAgent)){try{window.localStorage.setItem("test",1)}catch(e){isPrivate=!0}"undefined"==typeof isPrivate&&(isPrivate=!1,window.localStorage.removeItem("test"))}retry(function(){return"undefined"!=typeof isPrivate?!0:!1},function(isTimeout){callback(isPrivate)})}function detectDesktopOS(){var unknown="-",nVer=navigator.appVersion,nAgt=navigator.userAgent,os=unknown,clientStrings=[{s:"Windows 10",r:/(Windows 10.0|Windows NT 10.0)/},{s:"Windows 8.1",r:/(Windows 8.1|Windows NT 6.3)/},{s:"Windows 8",r:/(Windows 8|Windows NT 6.2)/},{s:"Windows 7",r:/(Windows 7|Windows NT 6.1)/},{s:"Windows Vista",r:/Windows NT 6.0/},{s:"Windows Server 2003",r:/Windows NT 5.2/},{s:"Windows XP",r:/(Windows NT 5.1|Windows XP)/},{s:"Windows 2000",r:/(Windows NT 5.0|Windows 2000)/},{s:"Windows ME",r:/(Win 9x 4.90|Windows ME)/},{s:"Windows 98",r:/(Windows 98|Win98)/},{s:"Windows 95",r:/(Windows 95|Win95|Windows_95)/},{s:"Windows NT 4.0",r:/(Windows NT 4.0|WinNT4.0|WinNT|Windows NT)/},{s:"Windows CE",r:/Windows CE/},{s:"Windows 3.11",r:/Win16/},{s:"Android",r:/Android/},{s:"Open BSD",r:/OpenBSD/},{s:"Sun OS",r:/SunOS/},{s:"Linux",r:/(Linux|X11)/},{s:"iOS",r:/(iPhone|iPad|iPod)/},{s:"Mac OS X",r:/Mac OS X/},{s:"Mac OS",r:/(MacPPC|MacIntel|Mac_PowerPC|Macintosh)/},{s:"QNX",r:/QNX/},{s:"UNIX",r:/UNIX/},{s:"BeOS",r:/BeOS/},{s:"OS/2",r:/OS\/2/},{s:"Search Bot",r:/(nuhk|Googlebot|Yammybot|Openbot|Slurp|MSNBot|Ask Jeeves\/Teoma|ia_archiver)/}];for(var id in clientStrings){var cs=clientStrings[id];if(cs.r.test(nAgt)){os=cs.s;break}}var osVersion=unknown;switch(/Windows/.test(os)&&(osVersion=/Windows (.*)/.exec(os)[1],os="Windows"),os){case"Mac OS X":osVersion=/Mac OS X (10[\.\_\d]+)/.exec(nAgt)[1];break;case"Android":osVersion=/Android ([\.\_\d]+)/.exec(nAgt)[1];break;case"iOS":osVersion=/OS (\d+)_(\d+)_?(\d+)?/.exec(nVer),osVersion=osVersion[1]+"."+osVersion[2]+"."+(0|osVersion[3])}return{osName:os,osVersion:osVersion}}function DetectLocalIPAddress(callback){DetectRTC.isWebRTCSupported&&(DetectRTC.isORTCSupported||getIPs(function(ip){callback(ip.match(/^(192\.168\.|169\.254\.|10\.|172\.(1[6-9]|2\d|3[01]))/)?"Local: "+ip:"Public: "+ip)}))}function getIPs(callback){function handleCandidate(candidate){var ipRegex=/([0-9]{1,3}(\.[0-9]{1,3}){3})/,match=ipRegex.exec(candidate);if(!match)return void console.warn("Could not match IP address in",candidate);var ipAddress=match[1];void 0===ipDuplicates[ipAddress]&&callback(ipAddress),ipDuplicates[ipAddress]=!0}var ipDuplicates={},RTCPeerConnection=window.RTCPeerConnection||window.mozRTCPeerConnection||window.webkitRTCPeerConnection,useWebKit=!!window.webkitRTCPeerConnection;if(!RTCPeerConnection){var iframe=document.getElementById("iframe");if(!iframe)throw"NOTE: you need to have an iframe in the page right above the script tag.";var win=iframe.contentWindow;RTCPeerConnection=win.RTCPeerConnection||win.mozRTCPeerConnection||win.webkitRTCPeerConnection,useWebKit=!!win.webkitRTCPeerConnection}if(RTCPeerConnection){var servers,mediaConstraints={optional:[{RtpDataChannels:!0}]};useWebKit&&(servers={iceServers:[{urls:"stun:stun.services.mozilla.com"}]},"undefined"!=typeof DetectRTC&&DetectRTC.browser.isFirefox&&DetectRTC.browser.version<=38&&(servers[0]={url:servers[0].urls}));var pc=new RTCPeerConnection(servers,mediaConstraints);pc.onicecandidate=function(ice){ice.candidate&&handleCandidate(ice.candidate.candidate)},pc.createDataChannel(""),pc.createOffer(function(result){pc.setLocalDescription(result,function(){},function(){})},function(){}),setTimeout(function(){var lines=pc.localDescription.sdp.split("\n");lines.forEach(function(line){0===line.indexOf("a=candidate:")&&handleCandidate(line)})},1e3)}}function checkDeviceSupport(callback){if(canEnumerate){if(!navigator.enumerateDevices&&window.MediaStreamTrack&&window.MediaStreamTrack.getSources&&(navigator.enumerateDevices=window.MediaStreamTrack.getSources.bind(window.MediaStreamTrack)),!navigator.enumerateDevices&&navigator.enumerateDevices&&(navigator.enumerateDevices=navigator.enumerateDevices.bind(navigator)),!navigator.enumerateDevices)return void(callback&&callback());MediaDevices=[],audioInputDevices=[],audioOutputDevices=[],videoInputDevices=[],navigator.enumerateDevices(function(devices){devices.forEach(function(_device){var device={};for(var d in _device)device[d]=_device[d];"audio"===device.kind&&(device.kind="audioinput"),"video"===device.kind&&(device.kind="videoinput");var skip;MediaDevices.forEach(function(d){d.id===device.id&&d.kind===device.kind&&(skip=!0)}),skip||(device.deviceId||(device.deviceId=device.id),device.id||(device.id=device.deviceId),device.label?("videoinput"!==device.kind||isWebsiteHasWebcamPermissions||(isWebsiteHasWebcamPermissions=!0),"audioinput"!==device.kind||isWebsiteHasMicrophonePermissions||(isWebsiteHasMicrophonePermissions=!0)):(device.label="Please invoke getUserMedia once.","https:"!==location.protocol&&(device.label="HTTPs is required to get label of this "+device.kind+" device.")),"audioinput"===device.kind&&(hasMicrophone=!0,-1===audioInputDevices.indexOf(device)&&audioInputDevices.push(device)),"audiooutput"===device.kind&&(hasSpeakers=!0,-1===audioOutputDevices.indexOf(device)&&audioOutputDevices.push(device)),"videoinput"===device.kind&&(hasWebcam=!0,-1===videoInputDevices.indexOf(device)&&videoInputDevices.push(device)),-1===MediaDevices.indexOf(device)&&MediaDevices.push(device))}),"undefined"!=typeof DetectRTC&&(DetectRTC.MediaDevices=MediaDevices,DetectRTC.hasMicrophone=hasMicrophone,DetectRTC.hasSpeakers=hasSpeakers,DetectRTC.hasWebcam=hasWebcam,DetectRTC.isWebsiteHasWebcamPermissions=isWebsiteHasWebcamPermissions,DetectRTC.isWebsiteHasMicrophonePermissions=isWebsiteHasMicrophonePermissions,DetectRTC.audioInputDevices=audioInputDevices,DetectRTC.audioOutputDevices=audioOutputDevices,DetectRTC.videoInputDevices=videoInputDevices),callback&&callback()})}}var navigator=window.navigator;"undefined"!=typeof navigator?("undefined"!=typeof navigator.webkitGetUserMedia&&(navigator.getUserMedia=navigator.webkitGetUserMedia),"undefined"!=typeof navigator.mozGetUserMedia&&(navigator.getUserMedia=navigator.mozGetUserMedia)):navigator={getUserMedia:function(){},userAgent:"Fake/5.0 (FakeOS) AppleWebKit/123 (KHTML, like Gecko) Fake/12.3.4567.89 Fake/123.45"};var isMobileDevice=!!navigator.userAgent.match(/Android|iPhone|iPad|iPod|BlackBerry|IEMobile/i),isEdge=!(-1===navigator.userAgent.indexOf("Edge")||!navigator.msSaveOrOpenBlob&&!navigator.msSaveBlob),isOpera=!!window.opera||navigator.userAgent.indexOf(" OPR/")>=0,isFirefox="undefined"!=typeof window.InstallTrigger,isSafari=Object.prototype.toString.call(window.HTMLElement).indexOf("Constructor")>0,isChrome=!!window.chrome&&!isOpera,isIE=!!document.documentMode&&!isEdge,isMobile={Android:function(){return navigator.userAgent.match(/Android/i)},BlackBerry:function(){return navigator.userAgent.match(/BlackBerry/i)},iOS:function(){return navigator.userAgent.match(/iPhone|iPad|iPod/i)},Opera:function(){return navigator.userAgent.match(/Opera Mini/i)},Windows:function(){return navigator.userAgent.match(/IEMobile/i)},any:function(){return isMobile.Android()||isMobile.BlackBerry()||isMobile.iOS()||isMobile.Opera()||isMobile.Windows()},getOsName:function(){var osName="Unknown OS";return isMobile.Android()&&(osName="Android"),isMobile.BlackBerry()&&(osName="BlackBerry"),isMobile.iOS()&&(osName="iOS"),isMobile.Opera()&&(osName="Opera Mini"),isMobile.Windows()&&(osName="Windows"),osName}},osName="Unknown OS",osVersion="Unknown OS Version";if(isMobile.any())osName=isMobile.getOsName();else{var osInfo=detectDesktopOS();osName=osInfo.osName,osVersion=osInfo.osVersion}var isCanvasSupportsStreamCapturing=!1,isVideoSupportsStreamCapturing=!1;["captureStream","mozCaptureStream","webkitCaptureStream"].forEach(function(item){!isCanvasSupportsStreamCapturing&&item in document.createElement("canvas")&&(isCanvasSupportsStreamCapturing=!0),!isVideoSupportsStreamCapturing&&item in document.createElement("video")&&(isVideoSupportsStreamCapturing=!0)});var MediaDevices=[],audioInputDevices=[],audioOutputDevices=[],videoInputDevices=[];navigator.mediaDevices&&navigator.mediaDevices.enumerateDevices&&(navigator.enumerateDevices=function(callback){navigator.mediaDevices.enumerateDevices().then(callback)});var canEnumerate=!1;"undefined"!=typeof MediaStreamTrack&&"getSources"in MediaStreamTrack?canEnumerate=!0:navigator.mediaDevices&&navigator.mediaDevices.enumerateDevices&&(canEnumerate=!0);var hasMicrophone=!1,hasSpeakers=!1,hasWebcam=!1,isWebsiteHasMicrophonePermissions=!1,isWebsiteHasWebcamPermissions=!1;checkDeviceSupport();var DetectRTC=window.DetectRTC||{};DetectRTC.browser=getBrowserInfo(),detectPrivateMode(function(isPrivateBrowsing){DetectRTC.browser.isPrivateBrowsing=!!isPrivateBrowsing}),DetectRTC.browser["is"+DetectRTC.browser.name]=!0;var isWebRTCSupported=(!!(window.process&&"object"==typeof window.process&&window.process.versions&&window.process.versions["node-webkit"]),!1);["RTCPeerConnection","webkitRTCPeerConnection","mozRTCPeerConnection","RTCIceGatherer"].forEach(function(item){isWebRTCSupported||item in window&&(isWebRTCSupported=!0)}),DetectRTC.isWebRTCSupported=isWebRTCSupported,DetectRTC.isORTCSupported="undefined"!=typeof RTCIceGatherer;var isScreenCapturingSupported=!1;DetectRTC.browser.isChrome&&DetectRTC.browser.version>=35?isScreenCapturingSupported=!0:DetectRTC.browser.isFirefox&&DetectRTC.browser.version>=34&&(isScreenCapturingSupported=!0),"https:"!==location.protocol&&(isScreenCapturingSupported=!1),DetectRTC.isScreenCapturingSupported=isScreenCapturingSupported;var webAudio={isSupported:!1,isCreateMediaStreamSourceSupported:!1};["AudioContext","webkitAudioContext","mozAudioContext","msAudioContext"].forEach(function(item){webAudio.isSupported||item in window&&(webAudio.isSupported=!0,"createMediaStreamSource"in window[item].prototype&&(webAudio.isCreateMediaStreamSourceSupported=!0))}),DetectRTC.isAudioContextSupported=webAudio.isSupported,DetectRTC.isCreateMediaStreamSourceSupported=webAudio.isCreateMediaStreamSourceSupported;var isRtpDataChannelsSupported=!1;DetectRTC.browser.isChrome&&DetectRTC.browser.version>31&&(isRtpDataChannelsSupported=!0),DetectRTC.isRtpDataChannelsSupported=isRtpDataChannelsSupported;var isSCTPSupportd=!1;DetectRTC.browser.isFirefox&&DetectRTC.browser.version>28?isSCTPSupportd=!0:DetectRTC.browser.isChrome&&DetectRTC.browser.version>25?isSCTPSupportd=!0:DetectRTC.browser.isOpera&&DetectRTC.browser.version>=11&&(isSCTPSupportd=!0),DetectRTC.isSctpDataChannelsSupported=isSCTPSupportd,DetectRTC.isMobileDevice=isMobileDevice;var isGetUserMediaSupported=!1;navigator.getUserMedia?isGetUserMediaSupported=!0:navigator.mediaDevices&&navigator.mediaDevices.getUserMedia&&(isGetUserMediaSupported=!0),DetectRTC.browser.isChrome&&DetectRTC.browser.version>=46&&"https:"!==location.protocol&&(DetectRTC.isGetUserMediaSupported="Requires HTTPs"),DetectRTC.isGetUserMediaSupported=isGetUserMediaSupported,DetectRTC.osName=osName,DetectRTC.osVersion=osVersion;var displayResolution="";if(screen.width){var width=screen.width?screen.width:"",height=screen.height?screen.height:"";displayResolution+=""+width+" x "+height}DetectRTC.displayResolution=displayResolution,DetectRTC.isCanvasSupportsStreamCapturing=isCanvasSupportsStreamCapturing,DetectRTC.isVideoSupportsStreamCapturing=isVideoSupportsStreamCapturing,DetectRTC.DetectLocalIPAddress=DetectLocalIPAddress,DetectRTC.isWebSocketsSupported="WebSocket"in window&&2===window.WebSocket.CLOSING,DetectRTC.isWebSocketsBlocked=!DetectRTC.isWebSocketsSupported,DetectRTC.checkWebSocketsSupport=function(callback){callback=callback||function(){};try{var websocket=new WebSocket("wss://echo.websocket.org:443/");websocket.onopen=function(){DetectRTC.isWebSocketsBlocked=!1,callback(),websocket.close(),websocket=null},websocket.onerror=function(){DetectRTC.isWebSocketsBlocked=!0,callback()}}catch(e){DetectRTC.isWebSocketsBlocked=!0,callback()}},DetectRTC.load=function(callback){callback=callback||function(){},checkDeviceSupport(callback)},DetectRTC.MediaDevices=MediaDevices,DetectRTC.hasMicrophone=hasMicrophone,DetectRTC.hasSpeakers=hasSpeakers,DetectRTC.hasWebcam=hasWebcam,DetectRTC.isWebsiteHasWebcamPermissions=isWebsiteHasWebcamPermissions,DetectRTC.isWebsiteHasMicrophonePermissions=isWebsiteHasMicrophonePermissions,DetectRTC.audioInputDevices=audioInputDevices,DetectRTC.audioOutputDevices=audioOutputDevices,DetectRTC.videoInputDevices=videoInputDevices;var isSetSinkIdSupported=!1;"setSinkId"in document.createElement("video")&&(isSetSinkIdSupported=!0),DetectRTC.isSetSinkIdSupported=isSetSinkIdSupported;var isRTPSenderReplaceTracksSupported=!1;DetectRTC.browser.isFirefox?"getSenders"in mozRTCPeerConnection.prototype&&(isRTPSenderReplaceTracksSupported=!0):DetectRTC.browser.isChrome&&"getSenders"in webkitRTCPeerConnection.prototype&&(isRTPSenderReplaceTracksSupported=!0),DetectRTC.isRTPSenderReplaceTracksSupported=isRTPSenderReplaceTracksSupported;var isRemoteStreamProcessingSupported=!1;DetectRTC.browser.isFirefox&&DetectRTC.browser.version>38&&(isRemoteStreamProcessingSupported=!0),DetectRTC.isRemoteStreamProcessingSupported=isRemoteStreamProcessingSupported;var isApplyConstraintsSupported=!1;"undefined"!=typeof MediaStreamTrack&&"applyConstraints"in MediaStreamTrack.prototype&&(isApplyConstraintsSupported=!0),DetectRTC.isApplyConstraintsSupported=isApplyConstraintsSupported;var isMultiMonitorScreenCapturingSupported=!1;DetectRTC.browser.isFirefox&&DetectRTC.browser.version>=43&&(isMultiMonitorScreenCapturingSupported=!0),DetectRTC.isMultiMonitorScreenCapturingSupported=isMultiMonitorScreenCapturingSupported,window.DetectRTC=DetectRTC}(),function(){function getScreenConstraints(error,sourceId){var screen_constraints={audio:!1,video:{mandatory:{chromeMediaSource:error?"screen":"desktop",maxWidth:window.screen.width>1920?window.screen.width:1920,maxHeight:window.screen.height>1080?window.screen.height:1080},optional:[]}};return sourceId&&(screen_constraints.video.mandatory.chromeMediaSourceId=sourceId),screen_constraints}function postMessage(){return iframe?iframe.isLoaded?void iframe.contentWindow.postMessage({captureSourceId:!0},"*"):void setTimeout(postMessage,100):void loadIFrame(postMessage)}function loadIFrame(loadCallback){return iframe?void loadCallback():(iframe=document.createElement("iframe"),iframe.onload=function(){iframe.isLoaded=!0,loadCallback()},iframe.src="https://www.webrtc-experiment.com/getSourceId/",iframe.style.display="none",void(document.body||document.documentElement).appendChild(iframe))}window.getScreenId=function(callback){function onIFrameCallback(event){event.data&&(event.data.chromeMediaSourceId&&("PermissionDeniedError"===event.data.chromeMediaSourceId?callback("permission-denied"):callback(null,event.data.chromeMediaSourceId,getScreenConstraints(null,event.data.chromeMediaSourceId))),event.data.chromeExtensionStatus&&callback(event.data.chromeExtensionStatus,null,getScreenConstraints(event.data.chromeExtensionStatus)),window.removeEventListener("message",onIFrameCallback))}return navigator.mozGetUserMedia?void callback(null,"firefox",{video:{mozMediaSource:"window",mediaSource:"window"}}):(postMessage(),void window.addEventListener("message",onIFrameCallback))};var iframe;window.getScreenConstraints=function(callback){loadIFrame(function(){getScreenId(function(error,sourceId,screen_constraints){callback(error,screen_constraints.video)})})}}(),function(){function getScreenConstraints(error,sourceId){var screen_constraints={audio:!1,video:{mandatory:{chromeMediaSource:error?"screen":"desktop",maxWidth:window.screen.width>1920?window.screen.width:1920,maxHeight:window.screen.height>1080?window.screen.height:1080},optional:[]}};return sourceId&&(screen_constraints.video.mandatory.chromeMediaSourceId=sourceId),screen_constraints}function postMessage(){return iframe?iframe.isLoaded?void iframe.contentWindow.postMessage({captureSourceId:!0},"*"):void setTimeout(postMessage,100):void loadIFrame(postMessage)}function loadIFrame(loadCallback){return iframe?void loadCallback():(iframe=document.createElement("iframe"),iframe.onload=function(){iframe.isLoaded=!0,loadCallback()},iframe.src="https://www.webrtc-experiment.com/getSourceId/",iframe.style.display="none",void(document.body||document.documentElement).appendChild(iframe))}if(-1!==document.domain.indexOf("webrtc-experiment.com")){window.getScreenId=function(callback){function onIFrameCallback(event){event.data&&(event.data.chromeMediaSourceId&&("PermissionDeniedError"===event.data.chromeMediaSourceId?callback("permission-denied"):callback(null,event.data.chromeMediaSourceId,getScreenConstraints(null,event.data.chromeMediaSourceId))),event.data.chromeExtensionStatus&&callback(event.data.chromeExtensionStatus,null,getScreenConstraints(event.data.chromeExtensionStatus)),window.removeEventListener("message",onIFrameCallback))}return navigator.mozGetUserMedia?void callback(null,"firefox",{video:{mozMediaSource:"window",mediaSource:"window"}}):(postMessage(),void window.addEventListener("message",onIFrameCallback))};var iframe;window.getScreenConstraints=function(callback){loadIFrame(function(){getScreenId(function(error,sourceId,screen_constraints){callback(error,screen_constraints.video)})})}}}();var TextSender={send:function(config){function sendText(textMessage,text){var data={type:"text",uuid:uuid,sendingTime:sendingTime};textMessage&&(text=textMessage,data.packets=parseInt(text.length/packetSize)),text.length>packetSize?data.message=text.slice(0,packetSize):(data.message=text,data.last=!0,data.isobject=isobject),channel.send(data,remoteUserId),textToTransfer=text.slice(data.message.length),textToTransfer.length&&setTimeout(function(){sendText(null,textToTransfer)},connection.chunkInterval||100)}var connection=config.connection,channel=config.channel,remoteUserId=config.remoteUserId,initialText=config.text,packetSize=connection.chunkSize||1e3,textToTransfer="",isobject=!1;isString(initialText)||(isobject=!0,initialText=JSON.stringify(initialText));var uuid=getRandomString(),sendingTime=(new Date).getTime();sendText(initialText);
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+"use strict";!function(){function RTCMultiConnection(roomid,forceOptions){function onUserLeft(remoteUserId){connection.deletePeer(remoteUserId)}function connectSocket(connectCallback){if(socket)return void(connectCallback&&connectCallback(socket));if("undefined"==typeof SocketConnection)if("undefined"!=typeof FirebaseConnection)window.SocketConnection=FirebaseConnection;else{if("undefined"==typeof PubNubConnection)throw"SocketConnection.js seems missed.";window.SocketConnection=PubNubConnection}socket=new SocketConnection(connection,function(s){socket=s,connectCallback&&connectCallback(socket)})}function beforeUnload(shiftModerationControlOnLeave,dontCloseSocket){connection.closeBeforeUnload&&(connection.isInitiator===!0&&connection.dontMakeMeModerator(),connection.peers.getAllParticipants().forEach(function(participant){mPeer.onNegotiationNeeded({userLeft:!0},participant),connection.peers[participant]&&connection.peers[participant].peer&&connection.peers[participant].peer.close(),delete connection.peers[participant]}),dontCloseSocket||connection.closeSocket(),connection.broadcasters=[],connection.isInitiator=!1)}function applyConstraints(stream,mediaConstraints){return stream?(mediaConstraints.audio&&stream.getAudioTracks().forEach(function(track){track.applyConstraints(mediaConstraints.audio)}),void(mediaConstraints.video&&stream.getVideoTracks().forEach(function(track){track.applyConstraints(mediaConstraints.video)}))):void(connection.enableLogs&&console.error("No stream to applyConstraints."))}function replaceTrack(track,remoteUserId,isVideoTrack){return remoteUserId?void mPeer.replaceTrack(track,remoteUserId,isVideoTrack):void connection.peers.getAllParticipants().forEach(function(participant){mPeer.replaceTrack(track,participant,isVideoTrack)})}function keepNextBroadcasterOnServer(){if(connection.isInitiator&&!connection.session.oneway&&!connection.session.broadcast&&"many-to-many"===connection.direction){var firstBroadcaster=connection.broadcasters[0],otherBroadcasters=[];connection.broadcasters.forEach(function(broadcaster){broadcaster!==firstBroadcaster&&otherBroadcasters.push(broadcaster)}),connection.autoCloseEntireSession||connection.shiftModerationControl(firstBroadcaster,otherBroadcasters,!0)}}forceOptions=forceOptions||{};var connection=this;connection.channel=connection.sessionid=(roomid||location.href.replace(/\/|:|#|\?|\$|\^|%|\.|`|~|!|\+|@|\[|\||]|\|*. /g,"").split("\n").join("").split("\r").join(""))+"";var mPeer=new MultiPeers(connection);mPeer.onGettingLocalMedia=function(stream){stream.type="local",connection.setStreamEndHandler(stream),getRMCMediaElement(stream,function(mediaElement){mediaElement.id=stream.streamid,mediaElement.muted=!0,mediaElement.volume=0,-1===connection.attachStreams.indexOf(stream)&&connection.attachStreams.push(stream),"undefined"!=typeof StreamsHandler&&StreamsHandler.setHandlers(stream,!0,connection),connection.streamEvents[stream.streamid]={stream:stream,type:"local",mediaElement:mediaElement,userid:connection.userid,extra:connection.extra,streamid:stream.streamid,blobURL:mediaElement.src||URL.createObjectURL(stream),isAudioMuted:!0},setHarkEvents(connection,connection.streamEvents[stream.streamid]),setMuteHandlers(connection,connection.streamEvents[stream.streamid]),connection.onstream(connection.streamEvents[stream.streamid])},connection)},mPeer.onGettingRemoteMedia=function(stream,remoteUserId){stream.type="remote",connection.setStreamEndHandler(stream,"remote-stream"),getRMCMediaElement(stream,function(mediaElement){mediaElement.id=stream.streamid,"undefined"!=typeof StreamsHandler&&StreamsHandler.setHandlers(stream,!1,connection),connection.streamEvents[stream.streamid]={stream:stream,type:"remote",userid:remoteUserId,extra:connection.peers[remoteUserId]?connection.peers[remoteUserId].extra:{},mediaElement:mediaElement,streamid:stream.streamid,blobURL:mediaElement.src||URL.createObjectURL(stream)},setMuteHandlers(connection,connection.streamEvents[stream.streamid]),connection.onstream(connection.streamEvents[stream.streamid])},connection)},mPeer.onRemovingRemoteMedia=function(stream,remoteUserId){var streamEvent=connection.streamEvents[stream.streamid];streamEvent||(streamEvent={stream:stream,type:"remote",userid:remoteUserId,extra:connection.peers[remoteUserId]?connection.peers[remoteUserId].extra:{},streamid:stream.streamid,mediaElement:connection.streamEvents[stream.streamid]?connection.streamEvents[stream.streamid].mediaElement:null}),connection.onstreamended(streamEvent),delete connection.streamEvents[stream.streamid]},mPeer.onNegotiationNeeded=function(message,remoteUserId,callback){connectSocket(function(){socket.emit(connection.socketMessageEvent,"password"in message?message:{remoteUserId:message.remoteUserId||remoteUserId,message:message,sender:connection.userid},callback||function(){})})},mPeer.onUserLeft=onUserLeft,mPeer.disconnectWith=function(remoteUserId,callback){socket&&socket.emit("disconnect-with",remoteUserId,callback||function(){}),connection.deletePeer(remoteUserId)},connection.broadcasters=[],connection.socketOptions={transport:"polling"};var socket;connection.openOrJoin=function(localUserid,password){connection.checkPresence(localUserid,function(isRoomExists,roomid){if("function"==typeof password&&(password(isRoomExists,roomid),password=null),isRoomExists){connection.sessionid=roomid;var localPeerSdpConstraints=!1,remotePeerSdpConstraints=!1,isOneWay=!!connection.session.oneway,isDataOnly=isData(connection.session);remotePeerSdpConstraints={OfferToReceiveAudio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:connection.sdpConstraints.mandatory.OfferToReceiveVideo},localPeerSdpConstraints={OfferToReceiveAudio:isOneWay?!!connection.session.audio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:isOneWay?!!connection.session.video||!!connection.session.screen:connection.sdpConstraints.mandatory.OfferToReceiveVideo};var connectionDescription={remoteUserId:connection.sessionid,message:{newParticipationRequest:!0,isOneWay:isOneWay,isDataOnly:isDataOnly,localPeerSdpConstraints:localPeerSdpConstraints,remotePeerSdpConstraints:remotePeerSdpConstraints},sender:connection.userid,password:password||!1};return void mPeer.onNegotiationNeeded(connectionDescription)}connection.userid;connection.userid=connection.sessionid=localUserid||connection.sessionid,connection.userid+="",socket.emit("changed-uuid",connection.userid),password&&socket.emit("set-password",password),connection.isInitiator=!0,isData(connection.session)||connection.captureUserMedia()})},connection.open=function(localUserid,isPublicModerator){connection.userid;return connection.userid=connection.sessionid=localUserid||connection.sessionid,connection.userid+="",connection.isInitiator=!0,connectSocket(function(){socket.emit("changed-uuid",connection.userid),1==isPublicModerator&&connection.becomePublicModerator()}),isData(connection.session)?void("function"==typeof isPublicModerator&&isPublicModerator()):void connection.captureUserMedia("function"==typeof isPublicModerator?isPublicModerator:null)},connection.becomePublicModerator=function(){connection.isInitiator&&socket.emit("become-a-public-moderator")},connection.dontMakeMeModerator=function(){socket.emit("dont-make-me-moderator")},connection.deletePeer=function(remoteUserId){if(remoteUserId){if(connection.onleave({userid:remoteUserId,extra:connection.peers[remoteUserId]?connection.peers[remoteUserId].extra:{}}),connection.peers[remoteUserId]){connection.peers[remoteUserId].streams.forEach(function(stream){stream.stop()});var peer=connection.peers[remoteUserId].peer;if(peer&&"closed"!==peer.iceConnectionState)try{peer.close()}catch(e){}connection.peers[remoteUserId]&&(connection.peers[remoteUserId].peer=null,delete connection.peers[remoteUserId])}if(-1!==connection.broadcasters.indexOf(remoteUserId)){var newArray=[];connection.broadcasters.forEach(function(broadcaster){broadcaster!==remoteUserId&&newArray.push(broadcaster)}),connection.broadcasters=newArray,keepNextBroadcasterOnServer()}}},connection.rejoin=function(connectionDescription){if(!connection.isInitiator&&connectionDescription&&Object.keys(connectionDescription).length){var extra={};connection.peers[connectionDescription.remoteUserId]&&(extra=connection.peers[connectionDescription.remoteUserId].extra,connection.deletePeer(connectionDescription.remoteUserId)),connectionDescription&&connectionDescription.remoteUserId&&(connection.join(connectionDescription.remoteUserId),connection.onReConnecting({userid:connectionDescription.remoteUserId,extra:extra}))}},connection.join=connection.connect=function(remoteUserId,options){connection.sessionid=(remoteUserId?remoteUserId.sessionid||remoteUserId.remoteUserId||remoteUserId:!1)||connection.sessionid,connection.sessionid+="";var localPeerSdpConstraints=!1,remotePeerSdpConstraints=!1,isOneWay=!1,isDataOnly=!1;if(remoteUserId&&remoteUserId.session||!remoteUserId||"string"==typeof remoteUserId){var session=remoteUserId?remoteUserId.session||connection.session:connection.session;isOneWay=!!session.oneway,isDataOnly=isData(session),remotePeerSdpConstraints={OfferToReceiveAudio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:connection.sdpConstraints.mandatory.OfferToReceiveVideo},localPeerSdpConstraints={OfferToReceiveAudio:isOneWay?!!connection.session.audio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:isOneWay?!!connection.session.video||!!connection.session.screen:connection.sdpConstraints.mandatory.OfferToReceiveVideo}}options=options||{},"undefined"!=typeof options.localPeerSdpConstraints&&(localPeerSdpConstraints=options.localPeerSdpConstraints),"undefined"!=typeof options.remotePeerSdpConstraints&&(remotePeerSdpConstraints=options.remotePeerSdpConstraints),"undefined"!=typeof options.isOneWay&&(isOneWay=options.isOneWay),"undefined"!=typeof options.isDataOnly&&(isDataOnly=options.isDataOnly);var connectionDescription={remoteUserId:connection.sessionid,message:{newParticipationRequest:!0,isOneWay:isOneWay,isDataOnly:isDataOnly,localPeerSdpConstraints:localPeerSdpConstraints,remotePeerSdpConstraints:remotePeerSdpConstraints},sender:connection.userid,password:!1};return connectSocket(function(){connection.peers[connection.sessionid]||mPeer.onNegotiationNeeded(connectionDescription)}),connectionDescription},connection.connectWithAllParticipants=function(remoteUserId){mPeer.onNegotiationNeeded("connectWithAllParticipants",remoteUserId||connection.sessionid)},connection.removeFromBroadcastersList=function(remoteUserId){mPeer.onNegotiationNeeded("removeFromBroadcastersList",remoteUserId||connection.sessionid),connection.peers.getAllParticipants(remoteUserId||connection.sessionid).forEach(function(participant){mPeer.onNegotiationNeeded("dropPeerConnection",participant),connection.deletePeer(participant)}),connection.attachStreams.forEach(function(stream){stream.stop()})},connection.getUserMedia=connection.captureUserMedia=function(callback,session){function invokeGetUserMedia(localMediaConstraints,getUserMedia_callback){var isScreen=!1;localMediaConstraints&&(isScreen=localMediaConstraints.isScreen,delete localMediaConstraints.isScreen),getUserMediaHandler({onGettingLocalMedia:function(stream){return stream.isAudio=stream.isVideo=stream.isScreen=!1,isScreen?stream.isScreen=!0:session.audio&&session.video?stream.isVideo=!0:session.audio&&(stream.isAudio=!0),mPeer.onGettingLocalMedia(stream),getUserMedia_callback?getUserMedia_callback():void(callback&&callback(stream))},onLocalMediaError:function(error,constraints){return mPeer.onLocalMediaError(error,constraints),constraints.audio&&constraints.video&&-1!==(error.name||"").toString().indexOf("DevicesNotFound")?(constraints.video=!1,void invokeGetUserMedia(constraints,getUserMedia_callback)):void(callback&&callback())},localMediaConstraints:localMediaConstraints||{audio:session.audio?connection.mediaConstraints.audio:!1,video:session.video?connection.mediaConstraints.video:!1}})}return session=session||connection.session,connection.dontCaptureUserMedia||isData(session)?void(callback&&callback()):void((session.audio||session.video||session.screen)&&(session.screen?connection.getScreenConstraints(function(error,screen_constraints){if(error)throw error;invokeGetUserMedia({video:screen_constraints,isScreen:!0},session.audio||session.video?invokeGetUserMedia:!1)}):(session.audio||session.video)&&invokeGetUserMedia()))},connection.closeBeforeUnload=!0,window.addEventListener("beforeunload",beforeUnload,!1),connection.userid=getRandomString(),connection.changeUserId=function(newUserId,callback){connection.userid=newUserId||getRandomString(),socket.emit("changed-uuid",connection.userid,callback||function(){})},connection.extra={},connection.attachStreams=[],connection.removeStreams=[],connection.session={audio:!0,video:!0},connection.enableFileSharing=!1,connection.bandwidth={screen:512,audio:128,video:512},connection.codecs={audio:"opus",video:"VP9"},connection.processSdp=function(sdp){return isMobileDevice||isFirefox?sdp:(sdp=CodecsHandler.setApplicationSpecificBandwidth(sdp,connection.bandwidth,!!connection.session.screen),sdp=CodecsHandler.setVideoBitrates(sdp,{min:8*connection.bandwidth.video*1024,max:8*connection.bandwidth.video*1024}),sdp=CodecsHandler.setOpusAttributes(sdp,{maxaveragebitrate:8*connection.bandwidth.audio*1024,maxplaybackrate:8*connection.bandwidth.audio*1024,stereo:1,maxptime:3}),"VP9"===connection.codecs.video&&(sdp=CodecsHandler.preferVP9(sdp)),"H264"===connection.codecs.video&&(sdp=CodecsHandler.removeVPX(sdp)),"G722"===connection.codecs.audio&&(sdp=CodecsHandler.removeNonG722(sdp)),sdp)},"undefined"!=typeof CodecsHandler&&(connection.BandwidthHandler=connection.CodecsHandler=CodecsHandler),connection.mediaConstraints={audio:{mandatory:{},optional:[{bandwidth:8*connection.bandwidth.audio*1024||1048576}]},video:{mandatory:{},optional:[{bandwidth:8*connection.bandwidth.audio*1024||1048576},{googLeakyBucket:!0},{facingMode:"user"}]}},isFirefox&&(connection.mediaConstraints={audio:!0,video:!0}),forceOptions.useDefaultDevices||isMobileDevice||DetectRTC.load(function(){var lastAudioDevice,lastVideoDevice;if(DetectRTC.MediaDevices.forEach(function(device){"audioinput"===device.kind&&connection.mediaConstraints.audio!==!1&&(lastAudioDevice=device),"videoinput"===device.kind&&connection.mediaConstraints.video!==!1&&(lastVideoDevice=device)}),lastAudioDevice){if(isFirefox)return void(connection.mediaConstraints.audio!==!0?connection.mediaConstraints.audio.deviceId=lastAudioDevice.id:connection.mediaConstraints.audio={deviceId:lastAudioDevice.id});1==connection.mediaConstraints.audio&&(connection.mediaConstraints.audio={mandatory:{},optional:[]}),connection.mediaConstraints.audio.optional||(connection.mediaConstraints.audio.optional=[]);var optional=[{sourceId:lastAudioDevice.id}];connection.mediaConstraints.audio.optional=optional.concat(connection.mediaConstraints.audio.optional)}if(lastVideoDevice){if(isFirefox)return void(connection.mediaConstraints.video!==!0?connection.mediaConstraints.video.deviceId=lastVideoDevice.id:connection.mediaConstraints.video={deviceId:lastVideoDevice.id});1==connection.mediaConstraints.video&&(connection.mediaConstraints.video={mandatory:{},optional:[]}),connection.mediaConstraints.video.optional||(connection.mediaConstraints.video.optional=[]);var optional=[{sourceId:lastVideoDevice.id}];connection.mediaConstraints.video.optional=optional.concat(connection.mediaConstraints.video.optional)}}),connection.sdpConstraints={mandatory:{OfferToReceiveAudio:!0,OfferToReceiveVideo:!0},optional:[{VoiceActivityDetection:!1}]},connection.optionalArgument={optional:[{DtlsSrtpKeyAgreement:!0},{googImprovedWifiBwe:!0},{googScreencastMinBitrate:300},{googIPv6:!0},{googDscp:!0},{googCpuUnderuseThreshold:55},{googCpuOveruseThreshold:85},{googSuspendBelowMinBitrate:!0},{googCpuOveruseDetection:!0}],mandatory:{}},connection.iceServers=IceServersHandler.getIceServers(connection),connection.candidates={host:!0,stun:!0,turn:!0},connection.iceProtocols={tcp:!0,udp:!0},connection.onopen=function(event){connection.enableLogs&&console.info("Data connection has been opened between you & ",event.userid)},connection.onclose=function(event){connection.enableLogs&&console.warn("Data connection has been closed between you & ",event.userid)},connection.onerror=function(error){connection.enableLogs&&console.error(error.userid,"data-error",error)},connection.onmessage=function(event){connection.enableLogs&&console.debug("data-message",event.userid,event.data)},connection.send=function(data,remoteUserId){connection.peers.send(data,remoteUserId)},connection.close=connection.disconnect=connection.leave=function(){beforeUnload(!1,!0)},connection.closeEntireSession=function(callback){callback=callback||function(){},socket.emit("close-entire-session",function looper(){return connection.getAllParticipants().length?void setTimeout(looper,100):(connection.onEntireSessionClosed({sessionid:connection.sessionid,userid:connection.userid,extra:connection.extra}),void connection.changeUserId(null,function(){connection.close(),callback()}))})},connection.onEntireSessionClosed=function(event){connection.enableLogs&&console.info("Entire session is closed: ",event.sessionid,event.extra)},connection.onstream=function(e){var parentNode=connection.videosContainer;parentNode.insertBefore(e.mediaElement,parentNode.firstChild),e.mediaElement.play(),setTimeout(function(){e.mediaElement.play()},5e3)},connection.onstreamended=function(e){e.mediaElement||(e.mediaElement=document.getElementById(e.streamid)),e.mediaElement&&e.mediaElement.parentNode&&e.mediaElement.parentNode.removeChild(e.mediaElement)},connection.direction="many-to-many",connection.removeStream=function(streamid){var stream;return connection.attachStreams.forEach(function(localStream){localStream.id===streamid&&(stream=localStream)}),stream?void(-1===connection.removeStreams.indexOf(stream)&&(connection.removeStreams.push(stream),connection.peers.getAllParticipants().forEach(function(participant){mPeer.renegotiatePeer(participant)}))):void console.warn("No such stream exists.",streamid)},connection.addStream=function(session,remoteUserId){function invokeGetUserMedia(localMediaConstraints,callback){getUserMediaHandler({onGettingLocalMedia:function(stream){var videoConstraints=localMediaConstraints?localMediaConstraints.video:connection.mediaConstraints;return videoConstraints&&(videoConstraints.mediaSource||videoConstraints.mozMediaSource?stream.isScreen=!0:videoConstraints.mandatory&&videoConstraints.mandatory.chromeMediaSource&&(stream.isScreen=!0)),stream.isScreen||(stream.isVideo=stream.getVideoTracks().length,stream.isAudio=!stream.isVideo&&stream.getAudioTracks().length),mPeer.onGettingLocalMedia(stream),session.streamCallback&&session.streamCallback(stream),callback?callback():void connection.renegotiate(remoteUserId)},onLocalMediaError:function(error,constraints){return mPeer.onLocalMediaError(error,constraints),constraints.audio&&constraints.video&&-1!==(error.name||"").toString().indexOf("DevicesNotFound")?(constraints.video=!1,void invokeGetUserMedia(constraints,callback)):callback?callback():void connection.renegotiate(remoteUserId)},localMediaConstraints:localMediaConstraints||{audio:session.audio?connection.mediaConstraints.audio:!1,video:session.video?connection.mediaConstraints.video:!1}})}return session.getAudioTracks?(-1===connection.attachStreams.indexOf(session)&&(session.streamid||(session.streamid=session.id),connection.attachStreams.push(session)),void connection.renegotiate(remoteUserId)):isData(session)?void connection.renegotiate(remoteUserId):void((!session.audio||session.video||session.screen)&&(session.screen?connection.getScreenConstraints(function(error,screen_constraints){return error?alert(error):void invokeGetUserMedia({video:screen_constraints},session.audio||session.video?invokeGetUserMedia:!1)}):(session.audio||session.video)&&invokeGetUserMedia()))},connection.applyConstraints=function(mediaConstraints,streamid){if(!MediaStreamTrack||!MediaStreamTrack.prototype.applyConstraints)return void alert("track.applyConstraints is NOT supported in your browser.");if(streamid){return connection.streamEvents[streamid]&&(stream=connection.streamEvents[streamid].stream),void applyConstraints(stream,mediaConstraints)}connection.attachStreams.forEach(function(stream){applyConstraints(stream,mediaConstraints)})},connection.replaceTrack=function(session,remoteUserId,isVideoTrack){function invokeGetUserMedia(localMediaConstraints,callback){getUserMediaHandler({onGettingLocalMedia:function(stream){return mPeer.onGettingLocalMedia(stream),callback?callback():void connection.replaceTrack(stream,remoteUserId,isVideoTrack||session.video||session.screen)},onLocalMediaError:function(error,constraints){return mPeer.onLocalMediaError(error,constraints),constraints.audio&&constraints.video&&-1!==(error.name||"").toString().indexOf("DevicesNotFound")?(constraints.video=!1,void invokeGetUserMedia(constraints,callback)):void(callback&&callback())},localMediaConstraints:localMediaConstraints||{audio:session.audio?connection.mediaConstraints.audio:!1,video:session.video?connection.mediaConstraints.video:!1}})}if(session=session||{},!RTCPeerConnection.prototype.getSenders)return void connection.addStream(session);if(session instanceof MediaStreamTrack)return void replaceTrack(session,remoteUserId,isVideoTrack);if(session instanceof MediaStream)return session.getVideoTracks().length&&replaceTrack(session.getVideoTracks()[0],remoteUserId,!0),void(session.getAudioTracks().length&&replaceTrack(session.getAudioTracks()[0],remoteUserId,!1));if(isData(session))throw"connection.replaceTrack requires audio and/or video and/or screen.";(!session.audio||session.video||session.screen)&&(session.screen?connection.getScreenConstraints(function(error,screen_constraints){return error?alert(error):void invokeGetUserMedia({video:screen_constraints},session.audio||session.video?invokeGetUserMedia:!1)}):(session.audio||session.video)&&invokeGetUserMedia())},connection.resetTrack=function(remoteUsersIds,isVideoTrack){remoteUsersIds||(remoteUsersIds=connection.getAllParticipants()),"string"==typeof remoteUsersIds&&(remoteUsersIds=[remoteUsersIds]),remoteUsersIds.forEach(function(participant){var peer=connection.peers[participant].peer;"undefined"!=typeof isVideoTrack&&isVideoTrack!==!0||!peer.lastVideoTrack||connection.replaceTrack(peer.lastVideoTrack,participant,!0),"undefined"!=typeof isVideoTrack&&isVideoTrack!==!1||!peer.lastAudioTrack||connection.replaceTrack(peer.lastAudioTrack,participant,!1)})},connection.renegotiate=function(remoteUserId){return remoteUserId?void mPeer.renegotiatePeer(remoteUserId):void connection.peers.getAllParticipants().forEach(function(participant){mPeer.renegotiatePeer(participant)})},connection.setStreamEndHandler=function(stream,isRemote){stream&&stream.addEventListener&&(isRemote=!!isRemote,stream.alreadySetEndHandler||(stream.alreadySetEndHandler=!0,stream.addEventListener("ended",function(){stream.idInstance&¤tUserMediaRequest.remove(stream.idInstance),isRemote||(delete connection.attachStreams[connection.attachStreams.indexOf(stream)],-1===connection.removeStreams.indexOf(stream)&&connection.removeStreams.push(stream),connection.attachStreams=removeNullEntries(connection.attachStreams),connection.removeStreams=removeNullEntries(connection.removeStreams));var streamEvent=connection.streamEvents[stream.streamid];streamEvent||(streamEvent={stream:stream,streamid:stream.streamid,type:isRemote?"remote":"local",userid:connection.userid,extra:connection.extra,mediaElement:connection.streamEvents[stream.streamid]?connection.streamEvents[stream.streamid].mediaElement:null}),(streamEvent.userid!==connection.userid||"remote"!==streamEvent.type)&&(connection.onstreamended(streamEvent),delete connection.streamEvents[stream.streamid])},!1)))},connection.onMediaError=function(error,constraints){connection.enableLogs&&console.error(error,constraints)},connection.addNewBroadcaster=function(broadcasterId,userPreferences){connection.broadcasters.length&&setTimeout(function(){mPeer.connectNewParticipantWithAllBroadcasters(broadcasterId,userPreferences,connection.broadcasters.join("|-,-|"))},1e4),connection.session.oneway||connection.session.broadcast||"many-to-many"!==connection.direction||-1!==connection.broadcasters.indexOf(broadcasterId)||(connection.broadcasters.push(broadcasterId),keepNextBroadcasterOnServer())},connection.autoCloseEntireSession=!1,connection.filesContainer=connection.videosContainer=document.body||document.documentElement,connection.isInitiator=!1,connection.shareFile=mPeer.shareFile,"undefined"!=typeof FileProgressBarHandler&&FileProgressBarHandler.handle(connection),"undefined"!=typeof TranslationHandler&&TranslationHandler.handle(connection),connection.token=getRandomString,connection.onNewParticipant=function(participantId,userPreferences){connection.acceptParticipationRequest(participantId,userPreferences)},connection.acceptParticipationRequest=function(participantId,userPreferences){userPreferences.successCallback&&(userPreferences.successCallback(),delete userPreferences.successCallback),mPeer.createNewPeer(participantId,userPreferences)},connection.onShiftedModerationControl=function(sender,existingBroadcasters){connection.acceptModerationControl(sender,existingBroadcasters)},connection.acceptModerationControl=function(sender,existingBroadcasters){connection.isInitiator=!0,connection.broadcasters=existingBroadcasters,connection.peers.getAllParticipants().forEach(function(participant){mPeer.onNegotiationNeeded({changedUUID:sender,oldUUID:connection.userid,newUUID:sender},participant)}),connection.userid=sender,socket.emit("changed-uuid",connection.userid)},connection.shiftModerationControl=function(remoteUserId,existingBroadcasters,firedOnLeave){mPeer.onNegotiationNeeded({shiftedModerationControl:!0,broadcasters:existingBroadcasters,firedOnLeave:!!firedOnLeave},remoteUserId)},"undefined"!=typeof StreamsHandler&&(connection.StreamsHandler=StreamsHandler),connection.onleave=function(userid){},connection.invokeSelectFileDialog=function(callback){var selector=new FileSelector;selector.selectSingleFile(callback)},connection.getPublicModerators=function(userIdStartsWith,callback){"function"==typeof userIdStartsWith&&(callback=userIdStartsWith),connectSocket(function(socket){socket.emit("get-public-moderators","string"==typeof userIdStartsWith?userIdStartsWith:"",callback)})},connection.onmute=function(e){e.mediaElement&&("both"===e.muteType||"video"===e.muteType?(e.mediaElement.src=null,e.mediaElement.pause(),e.mediaElement.poster=e.snapshot||"https://cdn.webrtc-experiment.com/images/muted.png"):"audio"===e.muteType&&(e.mediaElement.muted=!0))},connection.onunmute=function(e){e.mediaElement&&("both"===e.unmuteType||"video"===e.unmuteType?(e.mediaElement.poster=null,e.mediaElement.src=URL.createObjectURL(e.stream),e.mediaElement.play()):"audio"===e.unmuteType&&(e.mediaElement.muted=!1))},connection.onExtraDataUpdated=function(event){event.status="online",connection.onUserStatusChanged(event,!0)},connection.onJoinWithPassword=function(remoteUserId){console.warn(remoteUserId,"is password protected. Please join with password.")},connection.onInvalidPassword=function(remoteUserId,oldPassword){console.warn(remoteUserId,"is password protected. Please join with valid password. Your old password",oldPassword,"is wrong.")},connection.onPasswordMaxTriesOver=function(remoteUserId){console.warn(remoteUserId,"is password protected. Your max password tries exceeded the limit.")},connection.getAllParticipants=function(sender){return connection.peers.getAllParticipants(sender)},"undefined"!=typeof StreamsHandler&&(StreamsHandler.onSyncNeeded=function(streamid,action,type){connection.peers.getAllParticipants().forEach(function(participant){mPeer.onNegotiationNeeded({streamid:streamid,action:action,streamSyncNeeded:!0,type:type||"both"},participant)})}),connection.connectSocket=function(callback){connectSocket(callback)},connection.closeSocket=function(){socket&&("undefined"!=typeof socket.disconnect&&socket.disconnect(),socket=null)},connection.getSocket=function(callback){return socket?callback&&callback(socket):connectSocket(callback),socket},connection.getRemoteStreams=mPeer.getRemoteStreams;var skipStreams=["selectFirst","selectAll","forEach"];if(connection.streamEvents={selectFirst:function(options){if(!options){var firstStream;for(var str in connection.streamEvents)-1!==skipStreams.indexOf(str)||firstStream||(firstStream=connection.streamEvents[str]);return firstStream}},selectAll:function(){}},connection.socketURL="/",connection.socketMessageEvent="RTCMultiConnection-Message",connection.socketCustomEvent="RTCMultiConnection-Custom-Message",connection.DetectRTC=DetectRTC,connection.onUserStatusChanged=function(event,dontWriteLogs){connection.enableLogs&&!dontWriteLogs&&console.info(event.userid,event.status)},connection.getUserMediaHandler=getUserMediaHandler,connection.multiPeersHandler=mPeer,connection.enableLogs=!0,connection.setCustomSocketHandler=function(customSocketHandler){"undefined"!=typeof SocketConnection&&(SocketConnection=customSocketHandler)},connection.chunkSize=65e3,connection.maxParticipantsAllowed=1e3,connection.disconnectWith=mPeer.disconnectWith,connection.checkPresence=function(remoteUserId,callback){mPeer.onNegotiationNeeded({detectPresence:!0,userid:(remoteUserId||connection.sessionid)+""},"system",callback)},connection.onReadyForOffer=function(remoteUserId,userPreferences){connection.multiPeersHandler.createNewPeer(remoteUserId,userPreferences)},connection.setUserPreferences=function(userPreferences){return connection.dontAttachStream&&(userPreferences.dontAttachLocalStream=!0),connection.dontGetRemoteStream&&(userPreferences.dontGetRemoteStream=!0),userPreferences},connection.updateExtraData=function(){socket.emit("extra-data-updated",connection.extra)},connection.enableScalableBroadcast=!1,connection.maxRelayLimitPerUser=3,connection.dontCaptureUserMedia=!1,connection.dontAttachStream=!1,connection.dontGetRemoteStream=!1,connection.onReConnecting=function(event){connection.enableLogs&&console.info("ReConnecting with",event.userid,"...")},connection.beforeAddingStream=function(stream){return stream},connection.beforeRemovingStream=function(stream){return stream},"undefined"!=typeof isChromeExtensionAvailable&&(connection.checkIfChromeExtensionAvailable=isChromeExtensionAvailable),"undefined"!=typeof isFirefoxExtensionAvailable&&(connection.checkIfChromeExtensionAvailable=isFirefoxExtensionAvailable),"undefined"!=typeof getChromeExtensionStatus&&(connection.getChromeExtensionStatus=getChromeExtensionStatus),connection.getScreenConstraints=function(callback){getScreenConstraints(function(error,screen_constraints){error||(screen_constraints=connection.modifyScreenConstraints(screen_constraints),callback(error,screen_constraints))})},connection.modifyScreenConstraints=function(screen_constraints){return screen_constraints},connection.onPeerStateChanged=function(state){connection.enableLogs&&-1!==state.iceConnectionState.search(/closed|failed/gi)&&console.error("Peer connection is closed between you & ",state.userid,state.extra,"state:",state.iceConnectionState)},connection.isOnline=!0,listenEventHandler("online",function(){connection.isOnline=!0}),listenEventHandler("offline",function(){connection.isOnline=!1}),connection.isLowBandwidth=!1,navigator&&navigator.connection&&navigator.connection.type&&(connection.isLowBandwidth=-1!==navigator.connection.type.toString().toLowerCase().search(/wifi|cell/g),connection.isLowBandwidth)){if(connection.bandwidth={audio:30,video:30,screen:30},connection.mediaConstraints.audio&&connection.mediaConstraints.audio.optional.length){var newArray=[];connection.mediaConstraints.audio.optional.forEach(function(opt){"undefined"==typeof opt.bandwidth&&newArray.push(opt);
+}),connection.mediaConstraints.audio.optional=newArray}if(connection.mediaConstraints.video&&connection.mediaConstraints.video.optional.length){var newArray=[];connection.mediaConstraints.video.optional.forEach(function(opt){"undefined"==typeof opt.bandwidth&&newArray.push(opt)}),connection.mediaConstraints.video.optional=newArray}}connection.getExtraData=function(remoteUserId){if(!remoteUserId)throw"remoteUserId is required.";return connection.peers[remoteUserId]?connection.peers[remoteUserId].extra:{}},forceOptions.autoOpenOrJoin&&connection.openOrJoin(connection.sessionid),connection.onUserIdAlreadyTaken=function(useridAlreadyTaken,yourNewUserId){connection.enableLogs&&console.warn("Userid already taken.",useridAlreadyTaken,"Your new userid:",yourNewUserId),connection.join(useridAlreadyTaken)},connection.trickleIce=!0}function SocketConnection(connection,connectCallback){var parameters="";parameters+="?userid="+connection.userid,parameters+="&msgEvent="+connection.socketMessageEvent,parameters+="&socketCustomEvent="+connection.socketCustomEvent,connection.enableScalableBroadcast&&(parameters+="&enableScalableBroadcast=true",parameters+="&maxRelayLimitPerUser="+(connection.maxRelayLimitPerUser||2));var socket;try{socket=io((connection.socketURL||"/")+parameters)}catch(e){socket=io.connect((connection.socketURL||"/")+parameters,connection.socketOptions)}var mPeer=connection.multiPeersHandler;return socket.on("extra-data-updated",function(remoteUserId,extra){connection.peers[remoteUserId]&&(connection.peers[remoteUserId].extra=extra,connection.onExtraDataUpdated({userid:remoteUserId,extra:extra}))}),socket.on(connection.socketMessageEvent,function(message){if(message.remoteUserId==connection.userid){if(connection.peers[message.sender]&&connection.peers[message.sender].extra!=message.extra&&(connection.peers[message.sender].extra=message.extra,connection.onExtraDataUpdated({userid:message.sender,extra:message.extra})),message.message.streamSyncNeeded&&connection.peers[message.sender]){var stream=connection.streamEvents[message.message.streamid];if(!stream||!stream.stream)return;var action=message.message.action;if("ended"===action||"stream-removed"===action)return void connection.onstreamended(stream);var type="both"!=message.message.type?message.message.type:null;return void stream.stream[action](type)}if("connectWithAllParticipants"===message.message)return-1===connection.broadcasters.indexOf(message.sender)&&connection.broadcasters.push(message.sender),void mPeer.onNegotiationNeeded({allParticipants:connection.getAllParticipants(message.sender)},message.sender);if("removeFromBroadcastersList"===message.message)return void(-1!==connection.broadcasters.indexOf(message.sender)&&(delete connection.broadcasters[connection.broadcasters.indexOf(message.sender)],connection.broadcasters=removeNullEntries(connection.broadcasters)));if("dropPeerConnection"===message.message)return void connection.deletePeer(message.sender);if(message.message.allParticipants)return-1===message.message.allParticipants.indexOf(message.sender)&&message.message.allParticipants.push(message.sender),void message.message.allParticipants.forEach(function(participant){mPeer[connection.peers[participant]?"renegotiatePeer":"createNewPeer"](participant,{localPeerSdpConstraints:{OfferToReceiveAudio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:connection.sdpConstraints.mandatory.OfferToReceiveVideo},remotePeerSdpConstraints:{OfferToReceiveAudio:connection.session.oneway?!!connection.session.audio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:connection.session.oneway?!!connection.session.video||!!connection.session.screen:connection.sdpConstraints.mandatory.OfferToReceiveVideo},isOneWay:!!connection.session.oneway||"one-way"===connection.direction,isDataOnly:isData(connection.session)})});if(message.message.newParticipant){if(message.message.newParticipant==connection.userid)return;if(connection.peers[message.message.newParticipant])return;return void mPeer.createNewPeer(message.message.newParticipant,message.message.userPreferences||{localPeerSdpConstraints:{OfferToReceiveAudio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:connection.sdpConstraints.mandatory.OfferToReceiveVideo},remotePeerSdpConstraints:{OfferToReceiveAudio:connection.session.oneway?!!connection.session.audio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:connection.session.oneway?!!connection.session.video||!!connection.session.screen:connection.sdpConstraints.mandatory.OfferToReceiveVideo},isOneWay:!!connection.session.oneway||"one-way"===connection.direction,isDataOnly:isData(connection.session)})}if((message.message.readyForOffer||message.message.addMeAsBroadcaster)&&connection.addNewBroadcaster(message.sender),message.message.newParticipationRequest&&message.sender!==connection.userid){connection.peers[message.sender]&&connection.deletePeer(message.sender);var userPreferences={extra:message.extra||{},localPeerSdpConstraints:message.message.remotePeerSdpConstraints||{OfferToReceiveAudio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:connection.sdpConstraints.mandatory.OfferToReceiveVideo},remotePeerSdpConstraints:message.message.localPeerSdpConstraints||{OfferToReceiveAudio:connection.session.oneway?!!connection.session.audio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:connection.session.oneway?!!connection.session.video||!!connection.session.screen:connection.sdpConstraints.mandatory.OfferToReceiveVideo},isOneWay:"undefined"!=typeof message.message.isOneWay?message.message.isOneWay:!!connection.session.oneway||"one-way"===connection.direction,isDataOnly:"undefined"!=typeof message.message.isDataOnly?message.message.isDataOnly:isData(connection.session),dontGetRemoteStream:"undefined"!=typeof message.message.isOneWay?message.message.isOneWay:!!connection.session.oneway||"one-way"===connection.direction,dontAttachLocalStream:!!message.message.dontGetRemoteStream,connectionDescription:message,successCallback:function(){("undefined"!=typeof message.message.isOneWay?message.message.isOneWay:!!connection.session.oneway||"one-way"===connection.direction)&&connection.addNewBroadcaster(message.sender,userPreferences),(connection.session.oneway||"one-way"===connection.direction||isData(connection.session))&&connection.addNewBroadcaster(message.sender,userPreferences)}};return void connection.onNewParticipant(message.sender,userPreferences)}return message.message.shiftedModerationControl?void connection.onShiftedModerationControl(message.sender,message.message.broadcasters):(message.message.changedUUID&&connection.peers[message.message.oldUUID]&&(connection.peers[message.message.newUUID]=connection.peers[message.message.oldUUID],delete connection.peers[message.message.oldUUID]),message.message.userLeft?(mPeer.onUserLeft(message.sender),void(message.message.autoCloseEntireSession&&connection.leave())):void mPeer.addNegotiatedMessage(message.message,message.sender))}}),socket.on("user-left",function(userid){onUserLeft(userid),connection.onUserStatusChanged({userid:userid,status:"offline",extra:connection.peers[userid]?connection.peers[userid].extra||{}:{}}),connection.onleave({userid:userid,extra:{}})}),socket.on("connect",function(){connection.enableLogs&&console.info("socket.io connection is opened."),socket.emit("extra-data-updated",connection.extra),connectCallback&&connectCallback(socket)}),socket.on("disconnect",function(){connection.enableLogs&&(console.info("socket.io connection is closed"),console.warn("socket.io reconnecting"))}),socket.on("join-with-password",function(remoteUserId){connection.onJoinWithPassword(remoteUserId)}),socket.on("invalid-password",function(remoteUserId,oldPassword){connection.onInvalidPassword(remoteUserId,oldPassword)}),socket.on("password-max-tries-over",function(remoteUserId){connection.onPasswordMaxTriesOver(remoteUserId)}),socket.on("user-disconnected",function(remoteUserId){remoteUserId!==connection.userid&&(connection.onUserStatusChanged({userid:remoteUserId,status:"offline",extra:connection.peers[remoteUserId]?connection.peers[remoteUserId].extra||{}:{}}),connection.deletePeer(remoteUserId))}),socket.on("user-connected",function(userid){userid!==connection.userid&&connection.onUserStatusChanged({userid:userid,status:"online",extra:connection.peers[userid]?connection.peers[userid].extra||{}:{}})}),socket.on("closed-entire-session",function(sessionid,extra){connection.leave(),connection.onEntireSessionClosed({sessionid:sessionid,userid:sessionid,extra:extra})}),socket.on("userid-already-taken",function(useridAlreadyTaken,yourNewUserId){connection.isInitiator=!1,connection.userid=yourNewUserId,connection.onUserIdAlreadyTaken(useridAlreadyTaken,yourNewUserId)}),socket.on("logs",function(log){connection.enableLogs&&console.debug("server-logs",log)}),socket}function MultiPeers(connection){function invokeGetUserMedia(mediaConstraints,message,remoteUserId){getUserMediaHandler({onGettingLocalMedia:function(localStream){self.onGettingLocalMedia(localStream);var streamsToShare={};connection.attachStreams.forEach(function(stream){streamsToShare[stream.streamid]={isAudio:!!stream.isAudio,isVideo:!!stream.isVideo,isScreen:!!stream.isScreen}}),message.userPreferences.streamsToShare=streamsToShare,self.onNegotiationNeeded({readyForOffer:!0,userPreferences:message.userPreferences},remoteUserId)},onLocalMediaError:function(error,constraints){return self.onLocalMediaError(error,constraints),constraints.audio&&constraints.video&&-1!==(error.name||"").toString().indexOf("DevicesNotFound")?(constraints.video=!1,void invokeGetUserMedia(constraints,message,remoteUserId)):void self.onNegotiationNeeded({readyForOffer:!0,userPreferences:message.userPreferences},remoteUserId)},localMediaConstraints:mediaConstraints})}function initFileBufferReader(){fbr=new FileBufferReader,fbr.onProgress=function(chunk){connection.onFileProgress(chunk)},fbr.onBegin=function(file){connection.onFileStart(file)},fbr.onEnd=function(file){connection.onFileEnd(file)}}var self=this,skipPeers=["getAllParticipants","getLength","selectFirst","streams","send","forEach"];connection.peers={getLength:function(){var numberOfPeers=0;for(var peer in this)-1==skipPeers.indexOf(peer)&&numberOfPeers++;return numberOfPeers},selectFirst:function(){var firstPeer;for(var peer in this)-1==skipPeers.indexOf(peer)&&(firstPeer=this[peer]);return firstPeer},getAllParticipants:function(sender){var allPeers=[];for(var peer in this)-1==skipPeers.indexOf(peer)&&peer!=sender&&allPeers.push(peer);return allPeers},forEach:function(callbcak){this.getAllParticipants().forEach(function(participant){callbcak(connection.peers[participant])})},send:function(data,remoteUserId){var that=this;if(!isNull(data.size)&&!isNull(data.type))return void self.shareFile(data,remoteUserId);if(!("text"===data.type||data instanceof ArrayBuffer||data instanceof DataView))return void TextSender.send({text:data,channel:this,connection:connection,remoteUserId:remoteUserId});if("text"===data.type&&(data=JSON.stringify(data)),remoteUserId){var remoteUser=connection.peers[remoteUserId];if(remoteUser)return void remoteUser.channels.forEach(function(channel){channel.send(data)})}this.getAllParticipants().forEach(function(participant){that[participant].channels.forEach(function(channel){channel.send(data)})})}},this.uuid=connection.userid,this.getLocalConfig=function(remoteSdp,remoteUserId,userPreferences){return userPreferences||(userPreferences={}),{streamsToShare:userPreferences.streamsToShare||{},rtcMultiConnection:connection,connectionDescription:userPreferences.connectionDescription,userid:remoteUserId,localPeerSdpConstraints:userPreferences.localPeerSdpConstraints,remotePeerSdpConstraints:userPreferences.remotePeerSdpConstraints,dontGetRemoteStream:!!userPreferences.dontGetRemoteStream,dontAttachLocalStream:!!userPreferences.dontAttachLocalStream,renegotiatingPeer:!!userPreferences.renegotiatingPeer,peerRef:userPreferences.peerRef,onLocalSdp:function(localSdp){self.onNegotiationNeeded(localSdp,remoteUserId)},onLocalCandidate:function(localCandidate){localCandidate=OnIceCandidateHandler.processCandidates(connection,localCandidate),localCandidate&&self.onNegotiationNeeded(localCandidate,remoteUserId)},remoteSdp:remoteSdp,onDataChannelMessage:function(message){if(!fbr&&connection.enableFileSharing&&initFileBufferReader(),"string"==typeof message||!connection.enableFileSharing)return void self.onDataChannelMessage(message,remoteUserId);var that=this;return message instanceof ArrayBuffer||message instanceof DataView?void fbr.convertToObject(message,function(object){that.onDataChannelMessage(object)}):message.readyForNextChunk?void fbr.getNextChunk(message.uuid,function(nextChunk,isLastChunk){connection.peers[remoteUserId].channels.forEach(function(channel){channel.send(nextChunk)})},remoteUserId):void fbr.addChunk(message,function(promptNextChunk){connection.peers[remoteUserId].peer.channel.send(promptNextChunk)})},onDataChannelError:function(error){self.onDataChannelError(error,remoteUserId)},onDataChannelOpened:function(channel){self.onDataChannelOpened(channel,remoteUserId)},onDataChannelClosed:function(event){self.onDataChannelClosed(event,remoteUserId)},onRemoteStream:function(stream){if(connection.peers[remoteUserId].streams.push(stream),isPluginRTC&&window.PluginRTC){var mediaElement=document.createElement("video"),body=connection.videosContainer;return body.insertBefore(mediaElement,body.firstChild),void setTimeout(function(){window.PluginRTC.attachMediaStream(mediaElement,stream)},3e3)}self.onGettingRemoteMedia(stream,remoteUserId)},onRemoteStreamRemoved:function(stream){self.onRemovingRemoteMedia(stream,remoteUserId)},onPeerStateChanged:function(states){self.onPeerStateChanged(states),"new"===states.iceConnectionState&&self.onNegotiationStarted(remoteUserId,states),"connected"===states.iceConnectionState&&self.onNegotiationCompleted(remoteUserId,states),-1!==states.iceConnectionState.search(/closed|failed/gi)&&(self.onUserLeft(remoteUserId),self.disconnectWith(remoteUserId))}}},this.createNewPeer=function(remoteUserId,userPreferences){if(!(connection.maxParticipantsAllowed<=connection.getAllParticipants().length)){if(userPreferences=userPreferences||{},!userPreferences.isOneWay&&!userPreferences.isDataOnly)return userPreferences.isOneWay=!0,void this.onNegotiationNeeded({enableMedia:!0,userPreferences:userPreferences},remoteUserId);userPreferences=connection.setUserPreferences(userPreferences,remoteUserId);var localConfig=this.getLocalConfig(null,remoteUserId,userPreferences);connection.peers[remoteUserId]=new PeerInitiator(localConfig)}},this.createAnsweringPeer=function(remoteSdp,remoteUserId,userPreferences){userPreferences=connection.setUserPreferences(userPreferences||{},remoteUserId);var localConfig=this.getLocalConfig(remoteSdp,remoteUserId,userPreferences);connection.peers[remoteUserId]=new PeerInitiator(localConfig)},this.renegotiatePeer=function(remoteUserId,userPreferences,remoteSdp){if(!connection.peers[remoteUserId])return void(connection.enableLogs&&console.error("This peer ("+remoteUserId+") does not exists. Renegotiation skipped."));userPreferences||(userPreferences={}),userPreferences.renegotiatingPeer=!0,userPreferences.peerRef=connection.peers[remoteUserId].peer;var localConfig=this.getLocalConfig(remoteSdp,remoteUserId,userPreferences);connection.peers[remoteUserId]=new PeerInitiator(localConfig)},this.replaceTrack=function(track,remoteUserId,isVideoTrack){if(!connection.peers[remoteUserId])throw"This peer ("+remoteUserId+") does not exists.";var peer=connection.peers[remoteUserId].peer;return peer.getSenders&&"function"==typeof peer.getSenders&&peer.getSenders().length?void peer.getSenders().forEach(function(rtpSender){isVideoTrack&&rtpSender.track instanceof VideoStreamTrack&&(connection.peers[remoteUserId].peer.lastVideoTrack=rtpSender.track,rtpSender.replaceTrack(track)),!isVideoTrack&&rtpSender.track instanceof AudioStreamTrack&&(connection.peers[remoteUserId].peer.lastAudioTrack=rtpSender.track,rtpSender.replaceTrack(track))}):(console.warn("RTPSender.replaceTrack is NOT supported."),void this.renegotiatePeer(remoteUserId))},this.onNegotiationNeeded=function(message,remoteUserId){},this.addNegotiatedMessage=function(message,remoteUserId){if(message.type&&message.sdp)return"answer"==message.type&&connection.peers[remoteUserId]&&connection.peers[remoteUserId].addRemoteSdp(message),"offer"==message.type&&(message.renegotiatingPeer?this.renegotiatePeer(remoteUserId,null,message):this.createAnsweringPeer(message,remoteUserId)),void(connection.enableLogs&&console.log("Remote peer's sdp:",message.sdp));if(message.candidate)return connection.peers[remoteUserId]&&connection.peers[remoteUserId].addRemoteCandidate(message),void(connection.enableLogs&&console.log("Remote peer's candidate pairs:",message.candidate));if(message.enableMedia){if(connection.attachStreams.length||connection.dontCaptureUserMedia){var streamsToShare={};return connection.attachStreams.forEach(function(stream){streamsToShare[stream.streamid]={isAudio:!!stream.isAudio,isVideo:!!stream.isVideo,isScreen:!!stream.isScreen}}),message.userPreferences.streamsToShare=streamsToShare,void self.onNegotiationNeeded({readyForOffer:!0,userPreferences:message.userPreferences},remoteUserId)}var localMediaConstraints={},userPreferences=message.userPreferences;userPreferences.localPeerSdpConstraints.OfferToReceiveAudio&&(localMediaConstraints.audio=connection.mediaConstraints.audio),userPreferences.localPeerSdpConstraints.OfferToReceiveVideo&&(localMediaConstraints.video=connection.mediaConstraints.video),invokeGetUserMedia(localMediaConstraints,message,remoteUserId)}message.readyForOffer&&connection.onReadyForOffer(remoteUserId,message.userPreferences)},this.connectNewParticipantWithAllBroadcasters=function(newParticipantId,userPreferences,broadcastersList){if(broadcastersList=broadcastersList.split("|-,-|"),broadcastersList.length){var firstBroadcaster=broadcastersList[0];self.onNegotiationNeeded({newParticipant:newParticipantId,userPreferences:userPreferences||!1},firstBroadcaster),delete broadcastersList[0];var array=[];broadcastersList.forEach(function(broadcaster){broadcaster&&array.push(broadcaster)}),setTimeout(function(){self.connectNewParticipantWithAllBroadcasters(newParticipantId,userPreferences,array.join("|-,-|"))},1e4)}},this.onGettingRemoteMedia=function(stream,remoteUserId){},this.onRemovingRemoteMedia=function(stream,remoteUserId){},this.onGettingLocalMedia=function(localStream){},this.onLocalMediaError=function(error,constraints){connection.onMediaError(error,constraints)};var fbr;this.shareFile=function(file,remoteUserId){if(!connection.enableFileSharing)throw'"connection.enableFileSharing" is false.';initFileBufferReader(),fbr.readAsArrayBuffer(file,function(uuid){var arrayOfUsers=connection.getAllParticipants();remoteUserId&&(arrayOfUsers=[remoteUserId]),arrayOfUsers.forEach(function(participant){fbr.getNextChunk(uuid,function(nextChunk){connection.peers[participant].channels.forEach(function(channel){channel.send(nextChunk)})},participant)})},{userid:connection.userid,chunkSize:isFirefox?15e3:connection.chunkSize||0})};var textReceiver=new TextReceiver(connection);this.onDataChannelMessage=function(message,remoteUserId){textReceiver.receive(JSON.parse(message),remoteUserId,connection.peers[remoteUserId]?connection.peers[remoteUserId].extra:{})},this.onDataChannelClosed=function(event,remoteUserId){event.userid=remoteUserId,event.extra=connection.peers[remoteUserId]?connection.peers[remoteUserId].extra:{},connection.onclose(event)},this.onDataChannelError=function(error,remoteUserId){error.userid=remoteUserId,event.extra=connection.peers[remoteUserId]?connection.peers[remoteUserId].extra:{},connection.onerror(error)},this.onDataChannelOpened=function(channel,remoteUserId){connection.peers[remoteUserId].channels.length||(connection.peers[remoteUserId].channels.push(channel),connection.onopen({userid:remoteUserId,extra:connection.peers[remoteUserId]?connection.peers[remoteUserId].extra:{},channel:channel}))},this.onPeerStateChanged=function(state){connection.onPeerStateChanged(state)},this.onNegotiationStarted=function(remoteUserId,states){},this.onNegotiationCompleted=function(remoteUserId,states){},this.getRemoteStreams=function(remoteUserId){return remoteUserId=remoteUserId||connection.peers.getAllParticipants()[0],connection.peers[remoteUserId]?connection.peers[remoteUserId].streams:[]},this.isPluginRTC=connection.isPluginRTC=isPluginRTC}function fireEvent(obj,eventName,args){if("undefined"!=typeof CustomEvent){var eventDetail={arguments:args,__exposedProps__:args},event=new CustomEvent(eventName,eventDetail);obj.dispatchEvent(event)}}function setHarkEvents(connection,streamEvent){if(!connection||!streamEvent)throw"Both arguments are required.";if(connection.onspeaking&&connection.onsilence){if("undefined"==typeof hark)throw"hark.js not found.";hark(streamEvent.stream,{onspeaking:function(){connection.onspeaking(streamEvent)},onsilence:function(){connection.onsilence(streamEvent)},onvolumechange:function(volume,threshold){connection.onvolumechange&&connection.onvolumechange(merge({volume:volume,threshold:threshold},streamEvent))}})}}function setMuteHandlers(connection,streamEvent){streamEvent.stream&&streamEvent.stream.addEventListener&&(streamEvent.stream.addEventListener("mute",function(event){event=connection.streamEvents[event.target.streamid],event.session={audio:"audio"===event.muteType,video:"video"===event.muteType},connection.onmute(event)},!1),streamEvent.stream.addEventListener("unmute",function(event){event=connection.streamEvents[event.target.streamid],event.session={audio:"audio"===event.unmuteType,video:"video"===event.unmuteType},connection.onunmute(event)},!1))}function getRandomString(){if(window.crypto&&window.crypto.getRandomValues&&-1===navigator.userAgent.indexOf("Safari")){for(var a=window.crypto.getRandomValues(new Uint32Array(3)),token="",i=0,l=a.length;l>i;i++)token+=a[i].toString(36);return token}return(Math.random()*(new Date).getTime()).toString(36).replace(/\./g,"")}function getRMCMediaElement(stream,callback,connection){var isAudioOnly=!1;stream.getVideoTracks&&!stream.getVideoTracks().length&&(isAudioOnly=!0);var mediaElement=document.createElement(isAudioOnly?"audio":"video");return isPluginRTC&&window.PluginRTC?(connection.videosContainer.insertBefore(mediaElement,connection.videosContainer.firstChild),void setTimeout(function(){window.PluginRTC.attachMediaStream(mediaElement,stream),callback(mediaElement)},1e3)):(mediaElement[isFirefox?"mozSrcObject":"src"]=isFirefox?stream:window.URL.createObjectURL(stream),mediaElement.controls=!0,isFirefox&&mediaElement.addEventListener("ended",function(){if(currentUserMediaRequest.remove(stream.idInstance),"local"===stream.type){StreamsHandler.onSyncNeeded(stream.streamid,"ended"),connection.attachStreams.forEach(function(aStream,idx){stream.streamid===aStream.streamid&&delete connection.attachStreams[idx]});var newStreamsArray=[];connection.attachStreams.forEach(function(aStream){aStream&&newStreamsArray.push(aStream)}),connection.attachStreams=newStreamsArray;var streamEvent=connection.streamEvents[stream.streamid];if(streamEvent)return void connection.onstreamended(streamEvent);this.parentNode&&this.parentNode.removeChild(this)}},!1),mediaElement.play(),void callback(mediaElement))}function listenEventHandler(eventName,eventHandler){window.removeEventListener(eventName,eventHandler),window.addEventListener(eventName,eventHandler,!1)}function removeNullEntries(array){var newArray=[];return array.forEach(function(item){item&&newArray.push(item)}),newArray}function isData(session){return!session.audio&&!session.video&&!session.screen&&session.data}function isNull(obj){return"undefined"==typeof obj}function isString(obj){return"string"==typeof obj}function setCordovaAPIs(){if("iOS"===DetectRTC.osName&&"undefined"!=typeof cordova&&"undefined"!=typeof cordova.plugins&&"undefined"!=typeof cordova.plugins.iosrtc){var iosrtc=cordova.plugins.iosrtc;window.webkitRTCPeerConnection=iosrtc.RTCPeerConnection,window.RTCSessionDescription=iosrtc.RTCSessionDescription,window.RTCIceCandidate=iosrtc.RTCIceCandidate,window.MediaStream=iosrtc.MediaStream,window.MediaStreamTrack=iosrtc.MediaStreamTrack,navigator.getUserMedia=navigator.webkitGetUserMedia=iosrtc.getUserMedia,iosrtc.debug.enable("iosrtc*"),iosrtc.registerGlobals()}}function setSdpConstraints(config){var sdpConstraints,sdpConstraints_mandatory={OfferToReceiveAudio:!!config.OfferToReceiveAudio,OfferToReceiveVideo:!!config.OfferToReceiveVideo};return sdpConstraints={mandatory:sdpConstraints_mandatory,optional:[{VoiceActivityDetection:!1}]},navigator.mozGetUserMedia&&firefoxVersion>34&&(sdpConstraints={OfferToReceiveAudio:!!config.OfferToReceiveAudio,OfferToReceiveVideo:!!config.OfferToReceiveVideo}),sdpConstraints}function PeerInitiator(config){function createDataChannel(){if(!isOfferer)return void(peer.ondatachannel=function(event){var channel=event.channel;setChannelEvents(channel)});var channel=peer.createDataChannel("RTCDataChannel",{});setChannelEvents(channel)}function setChannelEvents(channel){channel.binaryType="arraybuffer",channel.onmessage=function(event){config.onDataChannelMessage(event.data)},channel.onopen=function(){config.onDataChannelOpened(channel)},channel.onerror=function(error){config.onDataChannelError(error)},channel.onclose=function(event){config.onDataChannelClosed(event)},channel.internalSend=channel.send,channel.send=function(data){"open"===channel.readyState&&channel.internalSend(data)},peer.channel=channel}if(!RTCPeerConnection)throw"WebRTC 1.0 (RTCPeerConnection) API are NOT available in this browser.";var connection=config.rtcMultiConnection;this.extra=config.remoteSdp?config.remoteSdp.extra:connection.extra,this.userid=config.userid,this.streams=[],this.channels=[],this.connectionDescription=config.connectionDescription;var that=this;config.remoteSdp&&(this.connectionDescription=config.remoteSdp.connectionDescription);var allRemoteStreams={};defaults.sdpConstraints=setSdpConstraints({OfferToReceiveAudio:!0,OfferToReceiveVideo:!0});var peer,renegotiatingPeer=!!config.renegotiatingPeer;config.remoteSdp&&(renegotiatingPeer=!!config.remoteSdp.renegotiatingPeer);var localStreams=[];connection.attachStreams.forEach(function(stream){stream&&localStreams.push(stream)}),renegotiatingPeer?(peer=config.peerRef,peer.getLocalStreams().forEach(function(stream){localStreams.forEach(function(localStream,index){stream==localStream&&delete localStreams[index]}),connection.removeStreams.forEach(function(streamToRemove,index){stream===streamToRemove&&(stream=connection.beforeRemovingStream(stream),stream&&peer.removeStream&&peer.removeStream(stream),localStreams.forEach(function(localStream,index){streamToRemove==localStream&&delete localStreams[index]}))})})):peer=new RTCPeerConnection(navigator.onLine?{iceServers:connection.iceServers,iceTransports:"all"}:null,window.PluginRTC?null:connection.optionalArgument),"Firefox"===connection.DetectRTC.browser.name&&(peer.removeStream=function(stream){stream.mute(),connection.StreamsHandler.onSyncNeeded(stream.streamid,"stream-removed")}),peer.onicecandidate=function(event){if(event.candidate)connection.trickleIce&&config.onLocalCandidate({candidate:event.candidate.candidate,sdpMid:event.candidate.sdpMid,sdpMLineIndex:event.candidate.sdpMLineIndex});else if(!connection.trickleIce){var localSdp=peer.localDescription;config.onLocalSdp({type:localSdp.type,sdp:localSdp.sdp,remotePeerSdpConstraints:config.remotePeerSdpConstraints||!1,renegotiatingPeer:!!config.renegotiatingPeer||!1,connectionDescription:that.connectionDescription,dontGetRemoteStream:!!config.dontGetRemoteStream,extra:connection?connection.extra:{},streamsToShare:streamsToShare,isFirefoxOffered:isFirefox})}};var isFirefoxOffered=!isFirefox;config.remoteSdp&&config.remoteSdp.remotePeerSdpConstraints&&config.remoteSdp.remotePeerSdpConstraints.isFirefoxOffered&&(isFirefoxOffered=!0),localStreams.forEach(function(localStream){config.remoteSdp&&config.remoteSdp.remotePeerSdpConstraints&&config.remoteSdp.remotePeerSdpConstraints.dontGetRemoteStream||config.dontAttachLocalStream||(localStream=connection.beforeAddingStream(localStream),localStream&&peer.addStream(localStream))}),peer.oniceconnectionstatechange=peer.onsignalingstatechange=function(){var extra=that.extra;connection.peers[that.userid]&&(extra=connection.peers[that.userid].extra||extra),peer&&config.onPeerStateChanged({iceConnectionState:peer.iceConnectionState,iceGatheringState:peer.iceGatheringState,signalingState:peer.signalingState,extra:extra,userid:that.userid})};var sdpConstraints={OfferToReceiveAudio:!!localStreams.length,OfferToReceiveVideo:!!localStreams.length};config.localPeerSdpConstraints&&(sdpConstraints=config.localPeerSdpConstraints),defaults.sdpConstraints=setSdpConstraints(sdpConstraints),peer.onaddstream=function(event){var streamsToShare={};config.remoteSdp&&config.remoteSdp.streamsToShare?streamsToShare=config.remoteSdp.streamsToShare:config.streamsToShare&&(streamsToShare=config.streamsToShare);var streamToShare=streamsToShare[event.stream.id];streamToShare&&(event.stream.isAudio=streamToShare.isAudio,event.stream.isVideo=streamToShare.isVideo,event.stream.isScreen=streamToShare.isScreen),event.stream.streamid=event.stream.id,event.stream.stop||(event.stream.stop=function(){isFirefox&&fireEvent(this,"ended")}),allRemoteStreams[event.stream.id]=event.stream,config.onRemoteStream(event.stream)},peer.onremovestream=function(event){event.stream.streamid=event.stream.id,allRemoteStreams[event.stream.id]&&delete allRemoteStreams[event.stream.id],config.onRemoteStreamRemoved(event.stream)},this.addRemoteCandidate=function(remoteCandidate){peer.addIceCandidate(new RTCIceCandidate(remoteCandidate))},this.addRemoteSdp=function(remoteSdp){remoteSdp.sdp=connection.processSdp(remoteSdp.sdp),peer.setRemoteDescription(new RTCSessionDescription(remoteSdp),function(){},function(error){connection.enableLogs&&console.error(JSON.stringify(error,null," "),"\n",remoteSdp.type,remoteSdp.sdp)})};var isOfferer=!0;config.remoteSdp&&(isOfferer=!1),connection.session.data===!0&&createDataChannel(),config.remoteSdp&&(config.remoteSdp.remotePeerSdpConstraints&&(sdpConstraints=config.remoteSdp.remotePeerSdpConstraints),defaults.sdpConstraints=setSdpConstraints(sdpConstraints),this.addRemoteSdp(config.remoteSdp)),("two-way"==connection.session.audio||"two-way"==connection.session.video||"two-way"==connection.session.screen)&&(defaults.sdpConstraints=setSdpConstraints({OfferToReceiveAudio:"two-way"==connection.session.audio||config.remoteSdp&&config.remoteSdp.remotePeerSdpConstraints&&config.remoteSdp.remotePeerSdpConstraints.OfferToReceiveAudio,OfferToReceiveVideo:"two-way"==connection.session.video||"two-way"==connection.session.screen||config.remoteSdp&&config.remoteSdp.remotePeerSdpConstraints&&config.remoteSdp.remotePeerSdpConstraints.OfferToReceiveAudio}));var streamsToShare={};peer.getLocalStreams().forEach(function(stream){streamsToShare[stream.streamid]={isAudio:!!stream.isAudio,isVideo:!!stream.isVideo,isScreen:!!stream.isScreen}}),peer[isOfferer?"createOffer":"createAnswer"](function(localSdp){localSdp.sdp=connection.processSdp(localSdp.sdp),peer.setLocalDescription(localSdp),connection.trickleIce&&config.onLocalSdp({type:localSdp.type,sdp:localSdp.sdp,remotePeerSdpConstraints:config.remotePeerSdpConstraints||!1,renegotiatingPeer:!!config.renegotiatingPeer||!1,connectionDescription:that.connectionDescription,dontGetRemoteStream:!!config.dontGetRemoteStream,extra:connection?connection.extra:{},streamsToShare:streamsToShare,isFirefoxOffered:isFirefox})},function(error){connection.enableLogs&&console.error("sdp-error",error)},defaults.sdpConstraints),peer.nativeClose=peer.close,
+peer.close=function(){if(peer){try{-1===peer.iceConnectionState.search(/closed|failed/gi)&&peer.getRemoteStreams().forEach(function(stream){stream.stop()}),peer.nativeClose()}catch(e){}peer=null,that.peer=null}},this.peer=peer}function loadIceFrame(callback,skip){if(!loadedIceFrame){if(!skip)return loadIceFrame(callback,!0);loadedIceFrame=!0;var iframe=document.createElement("iframe");iframe.onload=function(){function iFrameLoaderCallback(event){event.data&&event.data.iceServers&&(callback(event.data.iceServers),window.removeEventListener("message",iFrameLoaderCallback))}iframe.isLoaded=!0,listenEventHandler("message",iFrameLoaderCallback),iframe.contentWindow.postMessage("get-ice-servers","*")},iframe.src="https://cdn.webrtc-experiment.com/getIceServers/",iframe.style.display="none",(document.body||document.documentElement).appendChild(iframe)}}function getSTUNObj(stunStr){var urlsParam="urls";isPluginRTC&&(urlsParam="url");var obj={};return obj[urlsParam]=stunStr,obj}function getTURNObj(turnStr,username,credential){var urlsParam="urls";isPluginRTC&&(urlsParam="url");var obj={username:username,credential:credential};return obj[urlsParam]=turnStr,obj}function getExtenralIceFormatted(){var iceServers;return window.RMCExternalIceServers.forEach(function(ice){ice.urls||(ice.urls=ice.url),-1!==ice.urls.search("stun|stuns")&&iceServers.push(getSTUNObj(ice.urls)),-1!==ice.urls.search("turn|turns")&&iceServers.push(getTURNObj(ice.urls,ice.username,ice.credential))}),iceServers}function requestUserMedia(constraints){return new Promise(function(resolve,reject){getUserMedia(constraints,resolve,reject)})}function setStreamType(constraints,stream){constraints.mandatory&&constraints.mandatory.chromeMediaSource?stream.isScreen=!0:constraints.mozMediaSource||constraints.mediaSource?stream.isScreen=!0:constraints.video?stream.isVideo=!0:constraints.audio&&(stream.isAudio=!0)}function getUserMediaHandler(options){function streaming(stream,returnBack){setStreamType(options.localMediaConstraints,stream),options.onGettingLocalMedia(stream,returnBack),stream.addEventListener("ended",function(){delete currentUserMediaRequest.streams[idInstance],currentUserMediaRequest.mutex=!1,currentUserMediaRequest.queueRequests.indexOf(options)&&(delete currentUserMediaRequest.queueRequests[currentUserMediaRequest.queueRequests.indexOf(options)],currentUserMediaRequest.queueRequests=removeNullEntries(currentUserMediaRequest.queueRequests))},!1),currentUserMediaRequest.streams[idInstance]={stream:stream},currentUserMediaRequest.mutex=!1,currentUserMediaRequest.queueRequests.length&&getUserMediaHandler(currentUserMediaRequest.queueRequests.shift())}if(currentUserMediaRequest.mutex===!0)return void currentUserMediaRequest.queueRequests.push(options);currentUserMediaRequest.mutex=!0;var idInstance=JSON.stringify(options.localMediaConstraints);if(currentUserMediaRequest.streams[idInstance])streaming(currentUserMediaRequest.streams[idInstance].stream,!0);else{if(isPluginRTC&&window.PluginRTC){document.createElement("video");return void window.PluginRTC.getUserMedia({audio:!0,video:!0},function(stream){stream.streamid=stream.id||getRandomString(),streaming(stream)},function(error){})}navigator.mediaDevices.getUserMedia(options.localMediaConstraints).then(function(stream){stream.streamid=stream.streamid||stream.id||getRandomString(),stream.idInstance=idInstance,streaming(stream)})["catch"](function(error){options.onLocalMediaError(error,options.localMediaConstraints)})}}function TextReceiver(connection){function receive(data,userid,extra){var uuid=data.uuid;if(content[uuid]||(content[uuid]=[]),content[uuid].push(data.message),data.last){var message=content[uuid].join("");data.isobject&&(message=JSON.parse(message));var receivingTime=(new Date).getTime(),latency=receivingTime-data.sendingTime,e={data:message,userid:userid,extra:extra,latency:latency};connection.autoTranslateText?(e.original=e.data,connection.Translator.TranslateText(e.data,function(translatedText){e.data=translatedText,connection.onmessage(e)})):connection.onmessage(e),delete content[uuid]}}var content={};return{receive:receive}}var isOpera=!!window.opera||navigator.userAgent.indexOf(" OPR/")>=0,isFirefox="undefined"!=typeof window.InstallTrigger,isSafari=Object.prototype.toString.call(window.HTMLElement).indexOf("Constructor")>0,isChrome=!!window.chrome&&!isOpera,isIE=!!document.documentMode,isMobileDevice=!!navigator.userAgent.match(/Android|iPhone|iPad|iPod|BlackBerry|IEMobile/i);"undefined"!=typeof cordova&&(isMobileDevice=!0,isChrome=!0),navigator&&navigator.userAgent&&-1!==navigator.userAgent.indexOf("Crosswalk")&&(isMobileDevice=!0,isChrome=!0);var isPluginRTC=!isMobileDevice&&(isSafari||isIE);isPluginRTC&&"undefined"!=typeof URL&&(URL.createObjectURL=function(){});var chromeVersion=(!!(window.process&&"object"==typeof window.process&&window.process.versions&&window.process.versions["node-webkit"]),50),matchArray=navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./);isChrome&&matchArray&&matchArray[2]&&(chromeVersion=parseInt(matchArray[2],10));var firefoxVersion=50;matchArray=navigator.userAgent.match(/Firefox\/(.*)/),isFirefox&&matchArray&&matchArray[1]&&(firefoxVersion=parseInt(matchArray[1],10)),window.addEventListener||(window.addEventListener=function(el,eventName,eventHandler){el.attachEvent&&el.attachEvent("on"+eventName,eventHandler)}),window.attachEventListener=function(video,type,listener,useCapture){video.addEventListener(type,listener,useCapture)};var MediaStream=window.MediaStream;"undefined"==typeof MediaStream&&"undefined"!=typeof webkitMediaStream&&(MediaStream=webkitMediaStream),"undefined"!=typeof MediaStream&&("getVideoTracks"in MediaStream.prototype||(MediaStream.prototype.getVideoTracks=function(){if(!this.getTracks)return[];var tracks=[];return this.getTracks.forEach(function(track){-1!==track.kind.toString().indexOf("video")&&tracks.push(track)}),tracks},MediaStream.prototype.getAudioTracks=function(){if(!this.getTracks)return[];var tracks=[];return this.getTracks.forEach(function(track){-1!==track.kind.toString().indexOf("audio")&&tracks.push(track)}),tracks}),"stop"in MediaStream.prototype||(MediaStream.prototype.stop=function(){this.getAudioTracks().forEach(function(track){track.stop&&track.stop()}),this.getVideoTracks().forEach(function(track){track.stop&&track.stop()})})),function(){function getBrowserInfo(){var nameOffset,verOffset,ix,nAgt=(navigator.appVersion,navigator.userAgent),browserName=navigator.appName,fullVersion=""+parseFloat(navigator.appVersion),majorVersion=parseInt(navigator.appVersion,10);if(isOpera){browserName="Opera";try{fullVersion=navigator.userAgent.split("OPR/")[1].split(" ")[0],majorVersion=fullVersion.split(".")[0]}catch(e){fullVersion="0.0.0.0",majorVersion=0}}else isIE?(verOffset=nAgt.indexOf("MSIE"),browserName="IE",fullVersion=nAgt.substring(verOffset+5)):isChrome?(verOffset=nAgt.indexOf("Chrome"),browserName="Chrome",fullVersion=nAgt.substring(verOffset+7)):isSafari?(verOffset=nAgt.indexOf("Safari"),browserName="Safari",fullVersion=nAgt.substring(verOffset+7),-1!==(verOffset=nAgt.indexOf("Version"))&&(fullVersion=nAgt.substring(verOffset+8))):isFirefox?(verOffset=nAgt.indexOf("Firefox"),browserName="Firefox",fullVersion=nAgt.substring(verOffset+8)):(nameOffset=nAgt.lastIndexOf(" ")+1)<(verOffset=nAgt.lastIndexOf("/"))&&(browserName=nAgt.substring(nameOffset,verOffset),fullVersion=nAgt.substring(verOffset+1),browserName.toLowerCase()===browserName.toUpperCase()&&(browserName=navigator.appName));return isEdge&&(browserName="Edge",fullVersion=parseInt(navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)[2],10).toString()),-1!==(ix=fullVersion.indexOf(";"))&&(fullVersion=fullVersion.substring(0,ix)),-1!==(ix=fullVersion.indexOf(" "))&&(fullVersion=fullVersion.substring(0,ix)),majorVersion=parseInt(""+fullVersion,10),isNaN(majorVersion)&&(fullVersion=""+parseFloat(navigator.appVersion),majorVersion=parseInt(navigator.appVersion,10)),{fullVersion:fullVersion,version:majorVersion,name:browserName,isPrivateBrowsing:!1}}function retry(isDone,next){var currentTrial=0,maxRetry=50,isTimeout=!1,id=window.setInterval(function(){isDone()&&(window.clearInterval(id),next(isTimeout)),currentTrial++>maxRetry&&(window.clearInterval(id),isTimeout=!0,next(isTimeout))},10)}function isIE10OrLater(userAgent){var ua=userAgent.toLowerCase();if(0===ua.indexOf("msie")&&0===ua.indexOf("trident"))return!1;var match=/(?:msie|rv:)\s?([\d\.]+)/.exec(ua);return match&&parseInt(match[1],10)>=10?!0:!1}function detectPrivateMode(callback){var isPrivate;if(window.webkitRequestFileSystem)window.webkitRequestFileSystem(window.TEMPORARY,1,function(){isPrivate=!1},function(e){console.log(e),isPrivate=!0});else if(window.indexedDB&&/Firefox/.test(window.navigator.userAgent)){var db;try{db=window.indexedDB.open("test")}catch(e){isPrivate=!0}"undefined"==typeof isPrivate&&retry(function(){return"done"===db.readyState?!0:!1},function(isTimeout){isTimeout||(isPrivate=db.result?!1:!0)})}else if(isIE10OrLater(window.navigator.userAgent)){isPrivate=!1;try{window.indexedDB||(isPrivate=!0)}catch(e){isPrivate=!0}}else if(window.localStorage&&/Safari/.test(window.navigator.userAgent)){try{window.localStorage.setItem("test",1)}catch(e){isPrivate=!0}"undefined"==typeof isPrivate&&(isPrivate=!1,window.localStorage.removeItem("test"))}retry(function(){return"undefined"!=typeof isPrivate?!0:!1},function(isTimeout){callback(isPrivate)})}function detectDesktopOS(){var unknown="-",nVer=navigator.appVersion,nAgt=navigator.userAgent,os=unknown,clientStrings=[{s:"Windows 10",r:/(Windows 10.0|Windows NT 10.0)/},{s:"Windows 8.1",r:/(Windows 8.1|Windows NT 6.3)/},{s:"Windows 8",r:/(Windows 8|Windows NT 6.2)/},{s:"Windows 7",r:/(Windows 7|Windows NT 6.1)/},{s:"Windows Vista",r:/Windows NT 6.0/},{s:"Windows Server 2003",r:/Windows NT 5.2/},{s:"Windows XP",r:/(Windows NT 5.1|Windows XP)/},{s:"Windows 2000",r:/(Windows NT 5.0|Windows 2000)/},{s:"Windows ME",r:/(Win 9x 4.90|Windows ME)/},{s:"Windows 98",r:/(Windows 98|Win98)/},{s:"Windows 95",r:/(Windows 95|Win95|Windows_95)/},{s:"Windows NT 4.0",r:/(Windows NT 4.0|WinNT4.0|WinNT|Windows NT)/},{s:"Windows CE",r:/Windows CE/},{s:"Windows 3.11",r:/Win16/},{s:"Android",r:/Android/},{s:"Open BSD",r:/OpenBSD/},{s:"Sun OS",r:/SunOS/},{s:"Linux",r:/(Linux|X11)/},{s:"iOS",r:/(iPhone|iPad|iPod)/},{s:"Mac OS X",r:/Mac OS X/},{s:"Mac OS",r:/(MacPPC|MacIntel|Mac_PowerPC|Macintosh)/},{s:"QNX",r:/QNX/},{s:"UNIX",r:/UNIX/},{s:"BeOS",r:/BeOS/},{s:"OS/2",r:/OS\/2/},{s:"Search Bot",r:/(nuhk|Googlebot|Yammybot|Openbot|Slurp|MSNBot|Ask Jeeves\/Teoma|ia_archiver)/}];for(var id in clientStrings){var cs=clientStrings[id];if(cs.r.test(nAgt)){os=cs.s;break}}var osVersion=unknown;switch(/Windows/.test(os)&&(/Windows (.*)/.test(os)&&(osVersion=/Windows (.*)/.exec(os)[1]),os="Windows"),os){case"Mac OS X":/Mac OS X (10[\.\_\d]+)/.test(nAgt)&&(osVersion=/Mac OS X (10[\.\_\d]+)/.exec(nAgt)[1]);break;case"Android":/Android ([\.\_\d]+)/.test(nAgt)&&(osVersion=/Android ([\.\_\d]+)/.exec(nAgt)[1]);break;case"iOS":/OS (\d+)_(\d+)_?(\d+)?/.test(nAgt)&&(osVersion=/OS (\d+)_(\d+)_?(\d+)?/.exec(nVer),osVersion=osVersion[1]+"."+osVersion[2]+"."+(0|osVersion[3]))}return{osName:os,osVersion:osVersion}}function DetectLocalIPAddress(callback){DetectRTC.isWebRTCSupported&&(DetectRTC.isORTCSupported||getIPs(function(ip){callback(ip.match(/^(192\.168\.|169\.254\.|10\.|172\.(1[6-9]|2\d|3[01]))/)?"Local: "+ip:"Public: "+ip)}))}function getIPs(callback){function handleCandidate(candidate){var ipRegex=/([0-9]{1,3}(\.[0-9]{1,3}){3})/,match=ipRegex.exec(candidate);if(!match)return void console.warn("Could not match IP address in",candidate);var ipAddress=match[1];void 0===ipDuplicates[ipAddress]&&callback(ipAddress),ipDuplicates[ipAddress]=!0}var ipDuplicates={},RTCPeerConnection=window.RTCPeerConnection||window.mozRTCPeerConnection||window.webkitRTCPeerConnection,useWebKit=!!window.webkitRTCPeerConnection;if(!RTCPeerConnection){var iframe=document.getElementById("iframe");if(!iframe)throw"NOTE: you need to have an iframe in the page right above the script tag.";var win=iframe.contentWindow;RTCPeerConnection=win.RTCPeerConnection||win.mozRTCPeerConnection||win.webkitRTCPeerConnection,useWebKit=!!win.webkitRTCPeerConnection}if(RTCPeerConnection){var servers,mediaConstraints={optional:[{RtpDataChannels:!0}]};useWebKit&&(servers={iceServers:[{urls:"stun:stun.services.mozilla.com"}]},"undefined"!=typeof DetectRTC&&DetectRTC.browser.isFirefox&&DetectRTC.browser.version<=38&&(servers[0]={url:servers[0].urls}));var pc=new RTCPeerConnection(servers,mediaConstraints);pc.onicecandidate=function(ice){ice.candidate&&handleCandidate(ice.candidate.candidate)},pc.createDataChannel(""),pc.createOffer(function(result){pc.setLocalDescription(result,function(){},function(){})},function(){}),setTimeout(function(){var lines=pc.localDescription.sdp.split("\n");lines.forEach(function(line){0===line.indexOf("a=candidate:")&&handleCandidate(line)})},1e3)}}function checkDeviceSupport(callback){if(canEnumerate){if(!navigator.enumerateDevices&&window.MediaStreamTrack&&window.MediaStreamTrack.getSources&&(navigator.enumerateDevices=window.MediaStreamTrack.getSources.bind(window.MediaStreamTrack)),!navigator.enumerateDevices&&navigator.enumerateDevices&&(navigator.enumerateDevices=navigator.enumerateDevices.bind(navigator)),!navigator.enumerateDevices)return void(callback&&callback());MediaDevices=[],audioInputDevices=[],audioOutputDevices=[],videoInputDevices=[],navigator.enumerateDevices(function(devices){devices.forEach(function(_device){var device={};for(var d in _device)device[d]=_device[d];"audio"===device.kind&&(device.kind="audioinput"),"video"===device.kind&&(device.kind="videoinput");var skip;MediaDevices.forEach(function(d){d.id===device.id&&d.kind===device.kind&&(skip=!0)}),skip||(device.deviceId||(device.deviceId=device.id),device.id||(device.id=device.deviceId),device.label?("videoinput"!==device.kind||isWebsiteHasWebcamPermissions||(isWebsiteHasWebcamPermissions=!0),"audioinput"!==device.kind||isWebsiteHasMicrophonePermissions||(isWebsiteHasMicrophonePermissions=!0)):(device.label="Please invoke getUserMedia once.","https:"!==location.protocol&&document.domain.search&&-1===document.domain.search(/localhost|127.0./g)&&(device.label="HTTPs is required to get label of this "+device.kind+" device.")),"audioinput"===device.kind&&(hasMicrophone=!0,-1===audioInputDevices.indexOf(device)&&audioInputDevices.push(device)),"audiooutput"===device.kind&&(hasSpeakers=!0,-1===audioOutputDevices.indexOf(device)&&audioOutputDevices.push(device)),"videoinput"===device.kind&&(hasWebcam=!0,-1===videoInputDevices.indexOf(device)&&videoInputDevices.push(device)),-1===MediaDevices.indexOf(device)&&MediaDevices.push(device))}),"undefined"!=typeof DetectRTC&&(DetectRTC.MediaDevices=MediaDevices,DetectRTC.hasMicrophone=hasMicrophone,DetectRTC.hasSpeakers=hasSpeakers,DetectRTC.hasWebcam=hasWebcam,DetectRTC.isWebsiteHasWebcamPermissions=isWebsiteHasWebcamPermissions,DetectRTC.isWebsiteHasMicrophonePermissions=isWebsiteHasMicrophonePermissions,DetectRTC.audioInputDevices=audioInputDevices,DetectRTC.audioOutputDevices=audioOutputDevices,DetectRTC.videoInputDevices=videoInputDevices),callback&&callback()})}}var navigator=window.navigator;"undefined"!=typeof navigator?("undefined"!=typeof navigator.webkitGetUserMedia&&(navigator.getUserMedia=navigator.webkitGetUserMedia),"undefined"!=typeof navigator.mozGetUserMedia&&(navigator.getUserMedia=navigator.mozGetUserMedia)):navigator={getUserMedia:function(){},userAgent:"Fake/5.0 (FakeOS) AppleWebKit/123 (KHTML, like Gecko) Fake/12.3.4567.89 Fake/123.45"};var isMobileDevice=!!navigator.userAgent.match(/Android|iPhone|iPad|iPod|BlackBerry|IEMobile/i),isEdge=!(-1===navigator.userAgent.indexOf("Edge")||!navigator.msSaveOrOpenBlob&&!navigator.msSaveBlob),isOpera=!!window.opera||navigator.userAgent.indexOf(" OPR/")>=0,isFirefox="undefined"!=typeof window.InstallTrigger,isSafari=Object.prototype.toString.call(window.HTMLElement).indexOf("Constructor")>0,isChrome=!!window.chrome&&!isOpera,isIE=!!document.documentMode&&!isEdge,isMobile={Android:function(){return navigator.userAgent.match(/Android/i)},BlackBerry:function(){return navigator.userAgent.match(/BlackBerry/i)},iOS:function(){return navigator.userAgent.match(/iPhone|iPad|iPod/i)},Opera:function(){return navigator.userAgent.match(/Opera Mini/i)},Windows:function(){return navigator.userAgent.match(/IEMobile/i)},any:function(){return isMobile.Android()||isMobile.BlackBerry()||isMobile.iOS()||isMobile.Opera()||isMobile.Windows()},getOsName:function(){var osName="Unknown OS";return isMobile.Android()&&(osName="Android"),isMobile.BlackBerry()&&(osName="BlackBerry"),isMobile.iOS()&&(osName="iOS"),isMobile.Opera()&&(osName="Opera Mini"),isMobile.Windows()&&(osName="Windows"),osName}},osName="Unknown OS",osVersion="Unknown OS Version";if(isMobile.any())osName=isMobile.getOsName();else{var osInfo=detectDesktopOS();osName=osInfo.osName,osVersion=osInfo.osVersion}var isCanvasSupportsStreamCapturing=!1,isVideoSupportsStreamCapturing=!1;["captureStream","mozCaptureStream","webkitCaptureStream"].forEach(function(item){!isCanvasSupportsStreamCapturing&&item in document.createElement("canvas")&&(isCanvasSupportsStreamCapturing=!0),!isVideoSupportsStreamCapturing&&item in document.createElement("video")&&(isVideoSupportsStreamCapturing=!0)});var MediaDevices=[],audioInputDevices=[],audioOutputDevices=[],videoInputDevices=[];navigator.mediaDevices&&navigator.mediaDevices.enumerateDevices&&(navigator.enumerateDevices=function(callback){navigator.mediaDevices.enumerateDevices().then(callback)});var canEnumerate=!1;"undefined"!=typeof MediaStreamTrack&&"getSources"in MediaStreamTrack?canEnumerate=!0:navigator.mediaDevices&&navigator.mediaDevices.enumerateDevices&&(canEnumerate=!0);var hasMicrophone=!1,hasSpeakers=!1,hasWebcam=!1,isWebsiteHasMicrophonePermissions=!1,isWebsiteHasWebcamPermissions=!1;checkDeviceSupport();var DetectRTC=window.DetectRTC||{};DetectRTC.browser=getBrowserInfo(),detectPrivateMode(function(isPrivateBrowsing){DetectRTC.browser.isPrivateBrowsing=!!isPrivateBrowsing}),DetectRTC.browser["is"+DetectRTC.browser.name]=!0;var isWebRTCSupported=(!!(window.process&&"object"==typeof window.process&&window.process.versions&&window.process.versions["node-webkit"]),!1);["RTCPeerConnection","webkitRTCPeerConnection","mozRTCPeerConnection","RTCIceGatherer"].forEach(function(item){isWebRTCSupported||item in window&&(isWebRTCSupported=!0)}),DetectRTC.isWebRTCSupported=isWebRTCSupported,DetectRTC.isORTCSupported="undefined"!=typeof RTCIceGatherer;var isScreenCapturingSupported=!1;DetectRTC.browser.isChrome&&DetectRTC.browser.version>=35?isScreenCapturingSupported=!0:DetectRTC.browser.isFirefox&&DetectRTC.browser.version>=34&&(isScreenCapturingSupported=!0),"https:"!==location.protocol&&(isScreenCapturingSupported=!1),DetectRTC.isScreenCapturingSupported=isScreenCapturingSupported;var webAudio={isSupported:!1,isCreateMediaStreamSourceSupported:!1};["AudioContext","webkitAudioContext","mozAudioContext","msAudioContext"].forEach(function(item){webAudio.isSupported||item in window&&(webAudio.isSupported=!0,"createMediaStreamSource"in window[item].prototype&&(webAudio.isCreateMediaStreamSourceSupported=!0))}),DetectRTC.isAudioContextSupported=webAudio.isSupported,DetectRTC.isCreateMediaStreamSourceSupported=webAudio.isCreateMediaStreamSourceSupported;var isRtpDataChannelsSupported=!1;DetectRTC.browser.isChrome&&DetectRTC.browser.version>31&&(isRtpDataChannelsSupported=!0),DetectRTC.isRtpDataChannelsSupported=isRtpDataChannelsSupported;var isSCTPSupportd=!1;DetectRTC.browser.isFirefox&&DetectRTC.browser.version>28?isSCTPSupportd=!0:DetectRTC.browser.isChrome&&DetectRTC.browser.version>25?isSCTPSupportd=!0:DetectRTC.browser.isOpera&&DetectRTC.browser.version>=11&&(isSCTPSupportd=!0),DetectRTC.isSctpDataChannelsSupported=isSCTPSupportd,DetectRTC.isMobileDevice=isMobileDevice;var isGetUserMediaSupported=!1;navigator.getUserMedia?isGetUserMediaSupported=!0:navigator.mediaDevices&&navigator.mediaDevices.getUserMedia&&(isGetUserMediaSupported=!0),DetectRTC.browser.isChrome&&DetectRTC.browser.version>=46&&"https:"!==location.protocol&&(DetectRTC.isGetUserMediaSupported="Requires HTTPs"),DetectRTC.isGetUserMediaSupported=isGetUserMediaSupported,DetectRTC.osName=osName,DetectRTC.osVersion=osVersion;var displayResolution="";if(screen.width){var width=screen.width?screen.width:"",height=screen.height?screen.height:"";displayResolution+=""+width+" x "+height}DetectRTC.displayResolution=displayResolution,DetectRTC.isCanvasSupportsStreamCapturing=isCanvasSupportsStreamCapturing,DetectRTC.isVideoSupportsStreamCapturing=isVideoSupportsStreamCapturing,DetectRTC.DetectLocalIPAddress=DetectLocalIPAddress,DetectRTC.isWebSocketsSupported="WebSocket"in window&&2===window.WebSocket.CLOSING,DetectRTC.isWebSocketsBlocked=!DetectRTC.isWebSocketsSupported,DetectRTC.checkWebSocketsSupport=function(callback){callback=callback||function(){};try{var websocket=new WebSocket("wss://echo.websocket.org:443/");websocket.onopen=function(){DetectRTC.isWebSocketsBlocked=!1,callback(),websocket.close(),websocket=null},websocket.onerror=function(){DetectRTC.isWebSocketsBlocked=!0,callback()}}catch(e){DetectRTC.isWebSocketsBlocked=!0,callback()}},DetectRTC.load=function(callback){callback=callback||function(){},checkDeviceSupport(callback)},DetectRTC.MediaDevices=MediaDevices,DetectRTC.hasMicrophone=hasMicrophone,DetectRTC.hasSpeakers=hasSpeakers,DetectRTC.hasWebcam=hasWebcam,DetectRTC.isWebsiteHasWebcamPermissions=isWebsiteHasWebcamPermissions,DetectRTC.isWebsiteHasMicrophonePermissions=isWebsiteHasMicrophonePermissions,DetectRTC.audioInputDevices=audioInputDevices,DetectRTC.audioOutputDevices=audioOutputDevices,DetectRTC.videoInputDevices=videoInputDevices;var isSetSinkIdSupported=!1;"setSinkId"in document.createElement("video")&&(isSetSinkIdSupported=!0),DetectRTC.isSetSinkIdSupported=isSetSinkIdSupported;var isRTPSenderReplaceTracksSupported=!1;DetectRTC.browser.isFirefox?"getSenders"in mozRTCPeerConnection.prototype&&(isRTPSenderReplaceTracksSupported=!0):DetectRTC.browser.isChrome&&"undefined"!=typeof webkitRTCPeerConnection&&"getSenders"in webkitRTCPeerConnection.prototype&&(isRTPSenderReplaceTracksSupported=!0),DetectRTC.isRTPSenderReplaceTracksSupported=isRTPSenderReplaceTracksSupported;var isRemoteStreamProcessingSupported=!1;DetectRTC.browser.isFirefox&&DetectRTC.browser.version>38&&(isRemoteStreamProcessingSupported=!0),DetectRTC.isRemoteStreamProcessingSupported=isRemoteStreamProcessingSupported;var isApplyConstraintsSupported=!1;"undefined"!=typeof MediaStreamTrack&&"applyConstraints"in MediaStreamTrack.prototype&&(isApplyConstraintsSupported=!0),DetectRTC.isApplyConstraintsSupported=isApplyConstraintsSupported;var isMultiMonitorScreenCapturingSupported=!1;DetectRTC.browser.isFirefox&&DetectRTC.browser.version>=43&&(isMultiMonitorScreenCapturingSupported=!0),DetectRTC.isMultiMonitorScreenCapturingSupported=isMultiMonitorScreenCapturingSupported,window.DetectRTC=DetectRTC}(),document.addEventListener("deviceready",setCordovaAPIs,!1),setCordovaAPIs();var RTCPeerConnection,defaults={};"undefined"!=typeof mozRTCPeerConnection?RTCPeerConnection=mozRTCPeerConnection:"undefined"!=typeof webkitRTCPeerConnection?RTCPeerConnection=webkitRTCPeerConnection:"undefined"!=typeof window.RTCPeerConnection&&(RTCPeerConnection=window.RTCPeerConnection);var RTCSessionDescription=window.RTCSessionDescription||window.mozRTCSessionDescription,RTCIceCandidate=window.RTCIceCandidate||window.mozRTCIceCandidate,MediaStreamTrack=window.MediaStreamTrack;window.onPluginRTCInitialized=function(){MediaStreamTrack=window.PluginRTC.MediaStreamTrack,RTCPeerConnection=window.PluginRTC.RTCPeerConnection,RTCIceCandidate=window.PluginRTC.RTCIceCandidate,RTCSessionDescription=window.PluginRTC.RTCSessionDescription},"undefined"!=typeof window.PluginRTC&&window.onPluginRTCInitialized();var CodecsHandler=function(){function removeVPX(sdp){if(!sdp||"string"!=typeof sdp)throw"Invalid arguments.";return sdp=sdp.replace("a=rtpmap:100 VP8/90000\r\n",""),sdp=sdp.replace("a=rtpmap:101 VP9/90000\r\n",""),sdp=sdp.replace(/m=video ([0-9]+) RTP\/SAVPF ([0-9 ]*) 100/g,"m=video $1 RTP/SAVPF $2"),sdp=sdp.replace(/m=video ([0-9]+) RTP\/SAVPF ([0-9 ]*) 101/g,"m=video $1 RTP/SAVPF $2"),sdp=sdp.replace(/m=video ([0-9]+) RTP\/SAVPF 100([0-9 ]*)/g,"m=video $1 RTP/SAVPF$2"),sdp=sdp.replace(/m=video ([0-9]+) RTP\/SAVPF 101([0-9 ]*)/g,"m=video $1 RTP/SAVPF$2"),sdp=sdp.replace("a=rtcp-fb:120 nack\r\n",""),sdp=sdp.replace("a=rtcp-fb:120 nack pli\r\n",""),sdp=sdp.replace("a=rtcp-fb:120 ccm fir\r\n",""),sdp=sdp.replace("a=rtcp-fb:101 nack\r\n",""),sdp=sdp.replace("a=rtcp-fb:101 nack pli\r\n",""),sdp=sdp.replace("a=rtcp-fb:101 ccm fir\r\n","")}function disableNACK(sdp){if(!sdp||"string"!=typeof sdp)throw"Invalid arguments.";return sdp=sdp.replace("a=rtcp-fb:126 nack\r\n",""),sdp=sdp.replace("a=rtcp-fb:126 nack pli\r\n","a=rtcp-fb:126 pli\r\n"),sdp=sdp.replace("a=rtcp-fb:97 nack\r\n",""),sdp=sdp.replace("a=rtcp-fb:97 nack pli\r\n","a=rtcp-fb:97 pli\r\n")}function prioritize(codecMimeType,peer){if(peer&&peer.getSenders&&peer.getSenders().length){if(!codecMimeType||"string"!=typeof codecMimeType)throw"Invalid arguments.";peer.getSenders().forEach(function(sender){for(var params=sender.getParameters(),i=0;ii;++i)if(0===sdpLines[i].indexOf(prefix)&&(!substr||-1!==sdpLines[i].toLowerCase().indexOf(substr.toLowerCase())))return i;return null}function getCodecPayloadType(sdpLine){var pattern=new RegExp("a=rtpmap:(\\d+) \\w+\\/\\d+"),result=sdpLine.match(pattern);return result&&2===result.length?result[1]:null}function setVideoBitrates(sdp,params){if(isMobileDevice)return sdp;params=params||{};var vp8Payload,xgoogle_min_bitrate=params.min,xgoogle_max_bitrate=params.max,sdpLines=sdp.split("\r\n"),vp8Index=findLine(sdpLines,"a=rtpmap","VP8/90000");if(vp8Index&&(vp8Payload=getCodecPayloadType(sdpLines[vp8Index])),!vp8Payload)return sdp;var rtxPayload,rtxIndex=findLine(sdpLines,"a=rtpmap","rtx/90000");if(rtxIndex&&(rtxPayload=getCodecPayloadType(sdpLines[rtxIndex])),!rtxIndex)return sdp;var rtxFmtpLineIndex=findLine(sdpLines,"a=fmtp:"+rtxPayload.toString());if(null!==rtxFmtpLineIndex){var appendrtxNext="\r\n";appendrtxNext+="a=fmtp:"+vp8Payload+" x-google-min-bitrate="+(xgoogle_min_bitrate||"228")+"; x-google-max-bitrate="+(xgoogle_max_bitrate||"228"),sdpLines[rtxFmtpLineIndex]=sdpLines[rtxFmtpLineIndex].concat(appendrtxNext),sdp=sdpLines.join("\r\n")}return sdp}function setOpusAttributes(sdp,params){if(isMobileDevice)return sdp;params=params||{};var opusPayload,sdpLines=sdp.split("\r\n"),opusIndex=findLine(sdpLines,"a=rtpmap","opus/48000");if(opusIndex&&(opusPayload=getCodecPayloadType(sdpLines[opusIndex])),!opusPayload)return sdp;var opusFmtpLineIndex=findLine(sdpLines,"a=fmtp:"+opusPayload.toString());if(null===opusFmtpLineIndex)return sdp;var appendOpusNext="";return appendOpusNext+="; stereo="+("undefined"!=typeof params.stereo?params.stereo:"1"),appendOpusNext+="; sprop-stereo="+("undefined"!=typeof params["sprop-stereo"]?params["sprop-stereo"]:"1"),"undefined"!=typeof params.maxaveragebitrate&&(appendOpusNext+="; maxaveragebitrate="+(params.maxaveragebitrate||1048576)),"undefined"!=typeof params.maxplaybackrate&&(appendOpusNext+="; maxplaybackrate="+(params.maxplaybackrate||1048576)),"undefined"!=typeof params.cbr&&(appendOpusNext+="; cbr="+("undefined"!=typeof params.cbr?params.cbr:"1")),"undefined"!=typeof params.useinbandfec&&(appendOpusNext+="; useinbandfec="+params.useinbandfec),"undefined"!=typeof params.usedtx&&(appendOpusNext+="; usedtx="+params.usedtx),"undefined"!=typeof params.maxptime&&(appendOpusNext+="\r\na=maxptime:"+params.maxptime),sdpLines[opusFmtpLineIndex]=sdpLines[opusFmtpLineIndex].concat(appendOpusNext),sdp=sdpLines.join("\r\n")}function preferVP9(sdp){return-1===sdp.indexOf("SAVPF 100 101")||-1===sdp.indexOf("VP9/90000")?sdp:sdp.replace("SAVPF 100 101","SAVPF 101 100")}var isMobileDevice=!!navigator.userAgent.match(/Android|iPhone|iPad|iPod|BlackBerry|IEMobile/i);return"undefined"!=typeof cordova&&(isMobileDevice=!0),navigator&&navigator.userAgent&&-1!==navigator.userAgent.indexOf("Crosswalk")&&(isMobileDevice=!0),{removeVPX:removeVPX,disableNACK:disableNACK,prioritize:prioritize,removeNonG722:removeNonG722,setApplicationSpecificBandwidth:function(sdp,bandwidth,isScreen){return setBAS(sdp,bandwidth,isScreen)},setVideoBitrates:function(sdp,params){return setVideoBitrates(sdp,params)},setOpusAttributes:function(sdp,params){return setOpusAttributes(sdp,params)},preferVP9:preferVP9}}();window.BandwidthHandler=CodecsHandler;var loadedIceFrame,OnIceCandidateHandler=function(){function processCandidates(connection,icePair){var candidate=icePair.candidate,iceRestrictions=connection.candidates,stun=iceRestrictions.stun,turn=iceRestrictions.turn;if(isNull(iceRestrictions.reflexive)||(stun=iceRestrictions.reflexive),isNull(iceRestrictions.relay)||(turn=iceRestrictions.relay),(iceRestrictions.host||!candidate.match(/typ host/g))&&(turn||!candidate.match(/typ relay/g))&&(stun||!candidate.match(/typ srflx/g))){var protocol=connection.iceProtocols;if((protocol.udp||!candidate.match(/ udp /g))&&(protocol.tcp||!candidate.match(/ tcp /g)))return connection.enableLogs&&console.debug("Your candidate pairs:",candidate),{candidate:candidate,sdpMid:icePair.sdpMid,sdpMLineIndex:icePair.sdpMLineIndex}}}return{processCandidates:processCandidates}}();"undefined"!=typeof window.getExternalIceServers&&1==window.getExternalIceServers&&loadIceFrame(function(externalIceServers){externalIceServers&&externalIceServers.length&&(window.RMCExternalIceServers=externalIceServers,window.iceServersLoadCallback&&"function"==typeof window.iceServersLoadCallback&&window.iceServersLoadCallback(externalIceServers))});var IceServersHandler=function(){function getIceServers(connection){var iceServers=[];return iceServers.push(getSTUNObj("stun:stun.l.google.com:19302")),iceServers.push(getTURNObj("turn:turn.bistri.com:80","homeo","homeo")),iceServers.push(getTURNObj("turn:turn.anyfirewall.com:443","webrtc","webrtc")),window.RMCExternalIceServers?iceServers=iceServers.concat(getExtenralIceFormatted()):"undefined"!=typeof window.getExternalIceServers&&1==window.getExternalIceServers&&(connection.iceServers=iceServers,window.iceServersLoadCallback=function(){connection.iceServers=connection.iceServers.concat(getExtenralIceFormatted())}),iceServers}return{getIceServers:getIceServers}}(),getUserMedia=null,webrtcDetectedBrowser=null,webrtcDetectedVersion=null,webrtcMinimumVersion=null,webrtcUtils=window.webrtcUtils||{};
+if(webrtcUtils.enableLogs||(webrtcUtils.enableLogs=!0),webrtcUtils.log||(webrtcUtils.log=function(){webrtcUtils.enableLogs&&("undefined"!=typeof module||"function"==typeof require&&"function"==typeof define||console.log.apply(console,arguments))}),webrtcUtils.extractVersion||(webrtcUtils.extractVersion=function(uastring,expr,pos){var match=uastring.match(expr);return match&&match.length>=pos&&parseInt(match[pos],10)}),"object"==typeof window&&(!window.HTMLMediaElement||"srcObject"in window.HTMLMediaElement.prototype||Object.defineProperty(window.HTMLMediaElement.prototype,"srcObject",{get:function(){return"mozSrcObject"in this?this.mozSrcObject:this._srcObject},set:function(stream){"mozSrcObject"in this?this.mozSrcObject=stream:(this._srcObject=stream,this.src=stream?URL.createObjectURL(stream):null)}}),HTMLMediaElement.prototype.nativePlay=HTMLMediaElement.prototype.play,HTMLMediaElement.prototype.play=function(){var myself=this,promise=myself.nativePlay();promise&&promise.then(function(){setTimeout(function(){myself.nativePlay().then(function(){})["catch"](function(){alert("Video requires manual action to start the player.")})},1e3)})["catch"](function(){setTimeout(function(){myself.nativePlay().then(function(){})["catch"](function(){alert("Video requires manual action to start the player.")})},1e3)})},getUserMedia=window.navigator&&window.navigator.getUserMedia),"undefined"!=typeof window&&window.navigator)if(navigator.mozGetUserMedia&&window.mozRTCPeerConnection){if(webrtcDetectedBrowser="firefox",webrtcDetectedVersion=webrtcUtils.extractVersion(navigator.userAgent,/Firefox\/([0-9]+)\./,1),webrtcMinimumVersion=31,getUserMedia=function(constraints,onSuccess,onError){var constraintsToFF37=function(c){if("object"!=typeof c||c.require)return c;var require=[];return Object.keys(c).forEach(function(key){if("require"!==key&&"advanced"!==key&&"mediaSource"!==key){var r=c[key]="object"==typeof c[key]?c[key]:{ideal:c[key]};if((void 0!==r.min||void 0!==r.max||void 0!==r.exact)&&require.push(key),void 0!==r.exact&&("number"==typeof r.exact?r.min=r.max=r.exact:c[key]=r.exact,delete r.exact),void 0!==r.ideal){c.advanced=c.advanced||[];var oc={};"number"==typeof r.ideal?oc[key]={min:r.ideal,max:r.ideal}:oc[key]=r.ideal,c.advanced.push(oc),delete r.ideal,Object.keys(r).length||delete c[key]}}}),require.length&&(c.require=require),c};return 38>webrtcDetectedVersion&&(webrtcUtils.log("spec: "+JSON.stringify(constraints)),constraints.audio&&(constraints.audio=constraintsToFF37(constraints.audio)),constraints.video&&(constraints.video=constraintsToFF37(constraints.video)),webrtcUtils.log("ff37: "+JSON.stringify(constraints))),navigator.mozGetUserMedia(constraints,onSuccess,onError)},navigator.getUserMedia=getUserMedia,navigator.mediaDevices||(navigator.mediaDevices={getUserMedia:requestUserMedia,addEventListener:function(){},removeEventListener:function(){}}),navigator.mediaDevices.enumerateDevices=navigator.mediaDevices.enumerateDevices||function(){return new Promise(function(resolve){var infos=[{kind:"audioinput",deviceId:"default",label:"",groupId:""},{kind:"videoinput",deviceId:"default",label:"",groupId:""}];resolve(infos)})},41>webrtcDetectedVersion){var orgEnumerateDevices=navigator.mediaDevices.enumerateDevices.bind(navigator.mediaDevices);navigator.mediaDevices.enumerateDevices=function(){return orgEnumerateDevices().then(void 0,function(e){if("NotFoundError"===e.name)return[];throw e})}}}else if(navigator.webkitGetUserMedia&&window.webkitRTCPeerConnection){webrtcDetectedBrowser="chrome",webrtcDetectedVersion=webrtcUtils.extractVersion(navigator.userAgent,/Chrom(e|ium)\/([0-9]+)\./,2),webrtcMinimumVersion=38;var constraintsToChrome=function(c){if("object"!=typeof c||c.mandatory||c.optional)return c;var cc={};return Object.keys(c).forEach(function(key){if("require"!==key&&"advanced"!==key&&"mediaSource"!==key){var r="object"==typeof c[key]?c[key]:{ideal:c[key]};void 0!==r.exact&&"number"==typeof r.exact&&(r.min=r.max=r.exact);var oldname=function(prefix,name){return prefix?prefix+name.charAt(0).toUpperCase()+name.slice(1):"deviceId"===name?"sourceId":name};if(void 0!==r.ideal){cc.optional=cc.optional||[];var oc={};"number"==typeof r.ideal?(oc[oldname("min",key)]=r.ideal,cc.optional.push(oc),oc={},oc[oldname("max",key)]=r.ideal,cc.optional.push(oc)):(oc[oldname("",key)]=r.ideal,cc.optional.push(oc))}void 0!==r.exact&&"number"!=typeof r.exact?(cc.mandatory=cc.mandatory||{},cc.mandatory[oldname("",key)]=r.exact):["min","max"].forEach(function(mix){void 0!==r[mix]&&(cc.mandatory=cc.mandatory||{},cc.mandatory[oldname(mix,key)]=r[mix])})}}),c.advanced&&(cc.optional=(cc.optional||[]).concat(c.advanced)),cc};if(getUserMedia=function(constraints,onSuccess,onError){return constraints.audio&&(constraints.audio=constraintsToChrome(constraints.audio)),constraints.video&&(constraints.video=constraintsToChrome(constraints.video)),webrtcUtils.log("chrome: "+JSON.stringify(constraints)),navigator.webkitGetUserMedia(constraints,onSuccess,onError)},navigator.getUserMedia=getUserMedia,navigator.mediaDevices||(navigator.mediaDevices={getUserMedia:requestUserMedia}),navigator.mediaDevices.getUserMedia){var origGetUserMedia=navigator.mediaDevices.getUserMedia.bind(navigator.mediaDevices);navigator.mediaDevices.getUserMedia=function(c){return webrtcUtils.log("spec: "+JSON.stringify(c)),c.audio=constraintsToChrome(c.audio),c.video=constraintsToChrome(c.video),webrtcUtils.log("chrome: "+JSON.stringify(c)),origGetUserMedia(c)}}else navigator.mediaDevices.getUserMedia=function(constraints){return requestUserMedia(constraints)};"undefined"==typeof navigator.mediaDevices.addEventListener&&(navigator.mediaDevices.addEventListener=function(){webrtcUtils.log("Dummy mediaDevices.addEventListener called.")}),"undefined"==typeof navigator.mediaDevices.removeEventListener&&(navigator.mediaDevices.removeEventListener=function(){webrtcUtils.log("Dummy mediaDevices.removeEventListener called.")})}else navigator.mediaDevices&&navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)?(webrtcUtils.log("This appears to be Edge"),webrtcDetectedBrowser="edge",webrtcDetectedVersion=webrtcUtils.extractVersion(navigator.userAgent,/Edge\/(\d+).(\d+)$/,2),webrtcMinimumVersion=12):webrtcUtils.log("Browser does not appear to be WebRTC-capable");else webrtcDetectedBrowser="not a browser";"undefined"!=typeof module?module.exports={getUserMedia:getUserMedia,webrtcDetectedBrowser:webrtcDetectedBrowser,webrtcDetectedVersion:webrtcDetectedVersion,webrtcMinimumVersion:webrtcMinimumVersion,webrtcUtils:webrtcUtils}:"function"==typeof require&&"function"==typeof define&&define([],function(){return{getUserMedia:getUserMedia,webrtcDetectedBrowser:webrtcDetectedBrowser,webrtcDetectedVersion:webrtcDetectedVersion,webrtcMinimumVersion:webrtcMinimumVersion,webrtcUtils:webrtcUtils}}),"undefined"!=typeof webrtcUtils&&(webrtcUtils.enableLogs=!1);var currentUserMediaRequest={streams:[],mutex:!1,queueRequests:[],remove:function(idInstance){this.mutex=!1;var stream=this.streams[idInstance];if(stream){stream=stream.stream;var options=stream.currentUserMediaRequestOptions;this.queueRequests.indexOf(options)&&(delete this.queueRequests[this.queueRequests.indexOf(options)],this.queueRequests=removeNullEntries(this.queueRequests)),this.streams[idInstance].stream=null,delete this.streams[idInstance]}}},StreamsHandler=function(){function handleType(type){return type?"string"==typeof type||"undefined"==typeof type?type:type.audio&&type.video?null:type.audio?"audio":type.video?"video":void 0:void 0}function setHandlers(stream,syncAction,connection){function graduallyIncreaseVolume(){if(connection.streamEvents[stream.streamid].mediaElement){var mediaElement=connection.streamEvents[stream.streamid].mediaElement;mediaElement.volume=0,afterEach(200,5,function(){mediaElement.volume+=.2})}}stream&&stream.addEventListener&&(("undefined"==typeof syncAction||1==syncAction)&&stream.addEventListener("ended",function(){StreamsHandler.onSyncNeeded(this.streamid,"ended")},!1),stream.mute=function(type,isSyncAction){type=handleType(type),"undefined"!=typeof isSyncAction&&(syncAction=isSyncAction),("undefined"==typeof type||"audio"==type)&&stream.getAudioTracks().forEach(function(track){track.enabled=!1,connection.streamEvents[stream.streamid].isAudioMuted=!0}),("undefined"==typeof type||"video"==type)&&stream.getVideoTracks().forEach(function(track){track.enabled=!1}),("undefined"==typeof syncAction||1==syncAction)&&StreamsHandler.onSyncNeeded(stream.streamid,"mute",type),connection.streamEvents[stream.streamid].muteType=type||"both",fireEvent(stream,"mute",type)},stream.unmute=function(type,isSyncAction){type=handleType(type),"undefined"!=typeof isSyncAction&&(syncAction=isSyncAction),graduallyIncreaseVolume(),("undefined"==typeof type||"audio"==type)&&stream.getAudioTracks().forEach(function(track){track.enabled=!0,connection.streamEvents[stream.streamid].isAudioMuted=!1}),("undefined"==typeof type||"video"==type)&&(stream.getVideoTracks().forEach(function(track){track.enabled=!0}),"undefined"!=typeof type&&"video"==type&&connection.streamEvents[stream.streamid].isAudioMuted&&!function looper(times){times||(times=0),times++,100>times&&connection.streamEvents[stream.streamid].isAudioMuted&&(stream.mute("audio"),setTimeout(function(){looper(times)},50))}()),("undefined"==typeof syncAction||1==syncAction)&&StreamsHandler.onSyncNeeded(stream.streamid,"unmute",type),connection.streamEvents[stream.streamid].unmuteType=type||"both",fireEvent(stream,"unmute",type)})}function afterEach(setTimeoutInteval,numberOfTimes,callback,startedTimes){startedTimes=(startedTimes||0)+1,startedTimes>=numberOfTimes||setTimeout(function(){callback(),afterEach(setTimeoutInteval,numberOfTimes,callback,startedTimes)},setTimeoutInteval)}return{setHandlers:setHandlers,onSyncNeeded:function(streamid,action,type){}}}();!function(){function getScreenConstraints(error,sourceId){var screen_constraints={audio:!1,video:{mandatory:{chromeMediaSource:error?"screen":"desktop",maxWidth:29999,maxHeight:8640,minFrameRate:30,maxFrameRate:128,minAspectRatio:1.77,googLeakyBucket:!0},optional:[]}};return sourceId&&(screen_constraints.video.mandatory.chromeMediaSourceId=sourceId),screen_constraints}function postMessage(){return iframe?iframe.isLoaded?void iframe.contentWindow.postMessage({captureSourceId:!0},"*"):void setTimeout(postMessage,100):void loadIFrame(postMessage)}function loadIFrame(loadCallback){return iframe?void loadCallback():(iframe=document.createElement("iframe"),iframe.onload=function(){iframe.isLoaded=!0,loadCallback()},iframe.src="https://www.webrtc-experiment.com/getSourceId/",iframe.style.display="none",void(document.body||document.documentElement).appendChild(iframe))}window.getScreenId=function(callback){function onIFrameCallback(event){event.data&&(event.data.chromeMediaSourceId&&("PermissionDeniedError"===event.data.chromeMediaSourceId?callback("permission-denied"):callback(null,event.data.chromeMediaSourceId,getScreenConstraints(null,event.data.chromeMediaSourceId))),event.data.chromeExtensionStatus&&callback(event.data.chromeExtensionStatus,null,getScreenConstraints(event.data.chromeExtensionStatus)),window.removeEventListener("message",onIFrameCallback))}return navigator.mozGetUserMedia?void callback(null,"firefox",{video:{mozMediaSource:"window",mediaSource:"window",width:29999,height:8640}}):(postMessage(),void window.addEventListener("message",onIFrameCallback))};var iframe;window.getScreenConstraints=function(callback){loadIFrame(function(){getScreenId(function(error,sourceId,screen_constraints){callback(error,screen_constraints.video)})})}}(),function(){function getScreenConstraints(error,sourceId){var screen_constraints={audio:!1,video:{mandatory:{chromeMediaSource:error?"screen":"desktop",maxWidth:29999,maxHeight:8640,minFrameRate:30,maxFrameRate:128,minAspectRatio:1.77,googLeakyBucket:!0},optional:[]}};return sourceId&&(screen_constraints.video.mandatory.chromeMediaSourceId=sourceId),screen_constraints}function postMessage(){return iframe?iframe.isLoaded?void iframe.contentWindow.postMessage({captureSourceId:!0},"*"):void setTimeout(postMessage,100):void loadIFrame(postMessage)}function loadIFrame(loadCallback){return iframe?void loadCallback():(iframe=document.createElement("iframe"),iframe.onload=function(){iframe.isLoaded=!0,loadCallback()},iframe.src="https://www.webrtc-experiment.com/getSourceId/",iframe.style.display="none",void(document.body||document.documentElement).appendChild(iframe))}if(-1!==document.domain.indexOf("webrtc-experiment.com")){window.getScreenId=function(callback){function onIFrameCallback(event){event.data&&(event.data.chromeMediaSourceId&&("PermissionDeniedError"===event.data.chromeMediaSourceId?callback("permission-denied"):callback(null,event.data.chromeMediaSourceId,getScreenConstraints(null,event.data.chromeMediaSourceId))),event.data.chromeExtensionStatus&&callback(event.data.chromeExtensionStatus,null,getScreenConstraints(event.data.chromeExtensionStatus)),window.removeEventListener("message",onIFrameCallback))}return navigator.mozGetUserMedia?void callback(null,"firefox",{video:{mozMediaSource:"window",mediaSource:"window",width:29999,height:8640}}):(postMessage(),void window.addEventListener("message",onIFrameCallback))};var iframe;window.getScreenConstraints=function(callback){loadIFrame(function(){getScreenId(function(error,sourceId,screen_constraints){callback(error,screen_constraints.video)})})}}}();var TextSender={send:function(config){function sendText(textMessage,text){var data={type:"text",uuid:uuid,sendingTime:sendingTime};textMessage&&(text=textMessage,data.packets=parseInt(text.length/packetSize)),text.length>packetSize?data.message=text.slice(0,packetSize):(data.message=text,data.last=!0,data.isobject=isobject),channel.send(data,remoteUserId),textToTransfer=text.slice(data.message.length),textToTransfer.length&&setTimeout(function(){sendText(null,textToTransfer)},connection.chunkInterval||100)}var connection=config.connection,channel=config.channel,remoteUserId=config.remoteUserId,initialText=config.text,packetSize=connection.chunkSize||1e3,textToTransfer="",isobject=!1;isString(initialText)||(isobject=!0,initialText=JSON.stringify(initialText));var uuid=getRandomString(),sendingTime=(new Date).getTime();sendText(initialText)}},FileProgressBarHandler=function(){function handle(connection){function updateLabel(progress,label){if(-1!==progress.position){var position=+progress.position.toFixed(2).split(".")[1]||100;label.innerHTML=position+"%"}}var progressHelper={};connection.onFileStart=function(file){var div=document.createElement("div");return div.title=file.name,div.innerHTML=" ",file.remoteUserId&&(div.innerHTML+=" (Sharing with:"+file.remoteUserId+")"),connection.filesContainer||(connection.filesContainer=document.body||document.documentElement),connection.filesContainer.insertBefore(div,connection.filesContainer.firstChild),file.remoteUserId?(progressHelper[file.uuid]||(progressHelper[file.uuid]={}),progressHelper[file.uuid][file.remoteUserId]={div:div,progress:div.querySelector("progress"),label:div.querySelector("label")},void(progressHelper[file.uuid][file.remoteUserId].progress.max=file.maxChunks)):(progressHelper[file.uuid]={div:div,progress:div.querySelector("progress"),label:div.querySelector("label")},void(progressHelper[file.uuid].progress.max=file.maxChunks))},connection.onFileProgress=function(chunk){var helper=progressHelper[chunk.uuid];helper&&(!chunk.remoteUserId||(helper=progressHelper[chunk.uuid][chunk.remoteUserId]))&&(helper.progress.value=chunk.currentPosition||chunk.maxChunks||helper.progress.max,updateLabel(helper.progress,helper.label))},connection.onFileEnd=function(file){var helper=progressHelper[file.uuid];if(!helper)return void console.error("No such progress-helper element exists.",file);if(!file.remoteUserId||(helper=progressHelper[file.uuid][file.remoteUserId])){var div=helper.div;-1!=file.type.indexOf("image")?div.innerHTML='Download '+file.name+' ':div.innerHTML='Download '+file.name+' '}}}return{handle:handle}}(),TranslationHandler=function(){function handle(connection){connection.autoTranslateText=!1,connection.language="en",connection.googKey="AIzaSyCgB5hmFY74WYB-EoWkhr9cAGr6TiTHrEE",connection.Translator={TranslateText:function(text,callback){var newScript=document.createElement("script");newScript.type="text/javascript";var sourceText=encodeURIComponent(text),randomNumber="method"+connection.token();window[randomNumber]=function(response){response.data&&response.data.translations[0]&&callback&&callback(response.data.translations[0].translatedText),response.error&&"Daily Limit Exceeded"===response.error.message&&(warn('Text translation failed. Error message: "Daily Limit Exceeded."'),callback(text))};var source="https://www.googleapis.com/language/translate/v2?key="+connection.googKey+"&target="+(connection.language||"en-US")+"&callback=window."+randomNumber+"&q="+sourceText;newScript.src=source,document.getElementsByTagName("head")[0].appendChild(newScript)}}}return{handle:handle}}();window.RTCMultiConnection=RTCMultiConnection}();
\ No newline at end of file
diff --git a/RTCMultiConnection/Scalable-Broadcast.js b/RTCMultiConnection/Scalable-Broadcast.js
index 211a41d4..f78c6eae 100755
--- a/RTCMultiConnection/Scalable-Broadcast.js
+++ b/RTCMultiConnection/Scalable-Broadcast.js
@@ -2,91 +2,217 @@
// MIT License - www.WebRTC-Experiment.com/licence
// Documentation - github.com/muaz-khan/RTCMultiConnection
-var listOfBroadcasts = {};
-var listOfSockets = {};
+var users = {};
-module.exports = exports = function(socket, singleBroadcastAttendees) {
+module.exports = exports = function(socket, maxRelayLimitPerUser) {
try {
- singleBroadcastAttendees = parseInt(singleBroadcastAttendees) || 3;
+ maxRelayLimitPerUser = parseInt(maxRelayLimitPerUser) || 2;
} catch (e) {
- singleBroadcastAttendees = 3;
+ maxRelayLimitPerUser = 2;
}
- var currentUser;
socket.on('join-broadcast', function(user) {
try {
- currentUser = user;
-
- user.numberOfViewers = 0;
- if (!listOfBroadcasts[user.broadcastid]) {
- listOfBroadcasts[user.broadcastid] = {
- numberOfViewers: 0,
- broadcasters: {},
- allusers: {},
- typeOfStreams: user.typeOfStreams // object-booleans: audio, video, screen
- };
+ if(!users[user.userid]) {
+ socket.userid = user.userid;
+ socket.isScalableBroadcastSocket = true;
+
+ users[user.userid] = {
+ userid: user.userid,
+ broadcastId: user.broadcastId,
+ isBroadcastInitiator: false,
+ maxRelayLimitPerUser: maxRelayLimitPerUser,
+ relayReceivers: [],
+ receivingFrom: null,
+ canRelay: false,
+ typeOfStreams: user.typeOfStreams || {audio: true, video: true},
+ socket: socket
+ }
}
- if(!listOfSockets[user.userid]) {
- listOfSockets[user.userid] = socket;
+ var relayUser = getFirstAvailableBraodcater(user.broadcastId, maxRelayLimitPerUser);
+
+ if(relayUser === 'ask-him-rejoin') {
+ socket.emit('rejoin-broadcast', user.broadcastId);
+ return;
}
- var firstAvailableBroadcaster = getFirstAvailableBraodcater(user, singleBroadcastAttendees);
- if (firstAvailableBroadcaster) {
- listOfBroadcasts[user.broadcastid].broadcasters[firstAvailableBroadcaster.userid].numberOfViewers++;
- socket.emit('join-broadcaster', firstAvailableBroadcaster, listOfBroadcasts[user.broadcastid].typeOfStreams);
+ if (relayUser && user.userid !== user.broadcastId) {
+ var hintsToJoinBroadcast = {
+ typeOfStreams: relayUser.typeOfStreams,
+ userid: relayUser.userid
+ };
- socket.emit('logs', 'You <' + user.userid + '> are getting data/stream from <' + firstAvailableBroadcaster.userid + '>');
+ users[user.userid].receivingFrom = relayUser.userid;
+ users[relayUser.userid].relayReceivers.push(
+ users[user.userid]
+ );
+ users[user.broadcastId].lastRelayuserid = relayUser.userid;
- var remoteSocket = listOfSockets[firstAvailableBroadcaster.userid];
- remoteSocket.emit('logs', 'You <' + firstAvailableBroadcaster.userid + '>' + ' are now relaying/forwarding data/stream to <' + user.userid + '>');
+ socket.emit('join-broadcaster', hintsToJoinBroadcast);
+
+ // logs for current socket
+ socket.emit('logs', 'You <' + user.userid + '> are getting data/stream from <' + relayUser.userid + '>');
+
+ // logs for target relaying user
+ relayUser.socket.emit('logs', 'You <' + relayUser.userid + '>' + ' are now relaying/forwarding data/stream to <' + user.userid + '>');
} else {
- currentUser.isInitiator = true;
- socket.emit('start-broadcasting', listOfBroadcasts[user.broadcastid].typeOfStreams);
+ users[user.userid].isBroadcastInitiator = true;
+ socket.emit('start-broadcasting', users[user.userid].typeOfStreams);
+ // logs to tell he is now broadcast initiator
socket.emit('logs', 'You <' + user.userid + '> are now serving the broadcast.');
}
+ } catch (e) {
+ consoleLog(e);
+ }
+ });
+
+ socket.on('scalable-broadcast-message', function(message) {
+ socket.broadcast.emit('scalable-broadcast-message', message);
+ });
- listOfBroadcasts[user.broadcastid].broadcasters[user.userid] = user;
- listOfBroadcasts[user.broadcastid].allusers[user.userid] = user;
- } catch (e) {}
+ socket.on('can-relay-broadcast', function() {
+ if(users[socket.userid]) {
+ users[socket.userid].canRelay = true;
+ }
});
- socket.on('message', function(message) {
- socket.broadcast.emit('message', message);
+ socket.on('can-not-relay-broadcast', function() {
+ if(users[socket.userid]) {
+ users[socket.userid].canRelay = false;
+ }
+ });
+
+ socket.on('check-broadcast-presence', function(userid, callback) {
+ // we can pass number of viewers as well
+ try {
+ callback(!!users[userid] && users[userid].isBroadcastInitiator === true);
+ }
+ catch(e) {
+ consoleLog(e);
+ }
});
socket.on('disconnect', function() {
try {
- if (!currentUser) return;
-
- if(listOfSockets[currentUser.userid]) {
- delete listOfSockets[currentUser.userid];
+ if (!socket.isScalableBroadcastSocket) return;
+
+ var user = users[socket.userid];
+
+ if(!user) return;
+
+ if(user.isBroadcastInitiator === true) {
+ consoleLog({
+ 'initiator-left': true,
+ 'userid': user.userid,
+ 'broadcastId': user.broadcastId,
+ 'isBroadcastInitiator': user.isBroadcastInitiator,
+ 'relayReceivers': Object.keys(user.relayReceivers)
+ });
+
+ // need to stop entire broadcast?
+ for(var n in users) {
+ var _user = users[n];
+
+ if(_user.broadcastId === user.broadcastId) {
+ _user.socket.emit('broadcast-stopped', user.broadcastId);
+ }
+ }
+
+ delete users[socket.userid];
+ return;
}
- if (!listOfBroadcasts[currentUser.broadcastid]) return;
- if (!listOfBroadcasts[currentUser.broadcastid].broadcasters[currentUser.userid]) return;
+ if(user.receivingFrom || user.isBroadcastInitiator === true) {
+ var parentUser = users[user.receivingFrom];
+
+ if(parentUser) {
+ var newArray = [];
+ parentUser.relayReceivers.forEach(function(n) {
+ if(n.userid !== user.userid) {
+ newArray.push(n);
+ }
+ });
+ users[user.receivingFrom].relayReceivers = newArray;
+ }
+ }
- delete listOfBroadcasts[currentUser.broadcastid].broadcasters[currentUser.userid];
- if (currentUser.isInitiator) {
- delete listOfBroadcasts[currentUser.broadcastid];
+ if(user.relayReceivers.length && user.isBroadcastInitiator === false) {
+ askNestedUsersToRejoin(user.relayReceivers);
}
- } catch (e) {}
+
+ delete users[socket.userid];
+ } catch (e) {
+ consoleLog(e);
+ }
});
};
-function getFirstAvailableBraodcater(user, singleBroadcastAttendees) {
+function askNestedUsersToRejoin(relayReceivers) {
try {
- var broadcasters = listOfBroadcasts[user.broadcastid].broadcasters;
- var firstResult;
- for (var userid in broadcasters) {
- if (!firstResult && broadcasters[userid].numberOfViewers <= singleBroadcastAttendees) {
- firstResult = broadcasters[userid];
+ var usersToAskRejoin = [];
+
+ relayReceivers.forEach(function(receiver) {
+ if(!!users[receiver.userid]) {
+ users[receiver.userid].canRelay = false;
+ users[receiver.userid].receivingFrom = null;
+ receiver.socket.emit('rejoin-broadcast', receiver.broadcastId);
+ }
+
+ });
+ }
+ catch(e) {
+ consoleLog(e);
+ }
+}
+
+function getFirstAvailableBraodcater(broadcastId, maxRelayLimitPerUser) {
+ try {
+ var broadcastInitiator = users[broadcastId];
+
+ // if initiator is capable to receive users
+ if(broadcastInitiator.relayReceivers.length < maxRelayLimitPerUser) {
+ return broadcastInitiator;
+ }
+
+ // otherwise if initiator knows who is current relaying user
+ if(broadcastInitiator.lastRelayuserid) {
+ var lastRelayUser = users[broadcastInitiator.lastRelayuserid];
+ if(lastRelayUser && lastRelayUser.relayReceivers.length < maxRelayLimitPerUser) {
+ return lastRelayUser;
+ }
+ }
+
+ // otherwise, search for a user who not relayed anything yet
+ var userFound;
+ for(var n in users) {
+ var user = users[n];
+
+ if(userFound) {
continue;
- } else {
- delete listOfBroadcasts[user.broadcastid].broadcasters[userid];
}
+ else if(user.broadcastId === broadcastId) {
+ if(!user.relayReceivers.length && user.canRelay === true) {
+ userFound = user;
+ }
+ }
+ }
+
+ if(userFound) {
+ return userFound;
}
- return firstResult;
- } catch (e) {}
+
+ // need to increase "maxRelayLimitPerUser" in this situation
+ // so that each relaying user can distribute the bandwidth
+ return broadcastInitiator;
+ } catch (e) {
+ consoleLog(e);
+ }
}
+
+function consoleLog() {
+ // return; // comment this line for development testings
+
+ console.log(arguments);
+}
\ No newline at end of file
diff --git a/RTCMultiConnection/Signaling-Server.js b/RTCMultiConnection/Signaling-Server.js
index 2eeffd25..3602081d 100755
--- a/RTCMultiConnection/Signaling-Server.js
+++ b/RTCMultiConnection/Signaling-Server.js
@@ -3,22 +3,31 @@
// Documentation - github.com/muaz-khan/RTCMultiConnection
module.exports = exports = function(app, socketCallback) {
- var io = require('socket.io').listen(app, {
- log: false,
- origins: '*:*'
- });
-
- io.set('transports', [
- 'websocket', // 'disconnect' EVENT will work only with 'websocket'
- 'xhr-polling',
- 'jsonp-polling'
- ]);
-
var listOfUsers = {};
var shiftedModerationControls = {};
var ScalableBroadcast;
- io.sockets.on('connection', function(socket) {
+ var io = require('socket.io');
+
+ try {
+ io = io(app);
+ io.on('connection', onConnection);
+ } catch (e) {
+ io = io.listen(app, {
+ log: false,
+ origins: '*:*'
+ });
+
+ io.set('transports', [
+ 'websocket', // 'disconnect' EVENT will work only with 'websocket'
+ 'xhr-polling',
+ 'jsonp-polling'
+ ]);
+
+ io.sockets.on('connection', onConnection);
+ }
+
+ function onConnection(socket) {
var params = socket.handshake.query;
var socketMessageEvent = params.msgEvent || 'RTCMultiConnection-Message';
@@ -26,12 +35,19 @@ module.exports = exports = function(app, socketCallback) {
if (!ScalableBroadcast) {
ScalableBroadcast = require('./Scalable-Broadcast.js');
}
- var singleBroadcastAttendees = params.singleBroadcastAttendees;
- ScalableBroadcast(socket, singleBroadcastAttendees);
+ ScalableBroadcast(socket, params.maxRelayLimitPerUser);
}
- socket.userid = params.userid;
+ // temporarily disabled
+ if (false && !!listOfUsers[params.userid]) {
+ params.dontUpdateUserId = true;
+ var useridAlreadyTaken = params.userid;
+ params.userid = (Math.random() * 1000).toString().replace('.', '');
+ socket.emit('userid-already-taken', useridAlreadyTaken, params.userid);
+ }
+
+ socket.userid = params.userid;
listOfUsers[socket.userid] = {
socket: socket,
connectedWith: {},
@@ -57,6 +73,13 @@ module.exports = exports = function(app, socketCallback) {
} catch (e) {}
});
+ socket.on('dont-make-me-moderator', function() {
+ try {
+ if (!listOfUsers[socket.userid]) return;
+ listOfUsers[socket.userid].isPublic = false;
+ } catch (e) {}
+ });
+
socket.on('get-public-moderators', function(userIdStartsWith, callback) {
try {
userIdStartsWith = userIdStartsWith || '';
@@ -75,7 +98,12 @@ module.exports = exports = function(app, socketCallback) {
} catch (e) {}
});
- socket.on('changed-uuid', function(newUserId) {
+ socket.on('changed-uuid', function(newUserId, callback) {
+ if (params.dontUpdateUserId) {
+ delete params.dontUpdateUserId;
+ return;
+ }
+
try {
if (listOfUsers[socket.userid] && listOfUsers[socket.userid].socket.id == socket.userid) {
if (newUserId === socket.userid) return;
@@ -84,6 +112,8 @@ module.exports = exports = function(app, socketCallback) {
listOfUsers[newUserId] = listOfUsers[oldUserId];
listOfUsers[newUserId].socket.userid = socket.userid = newUserId;
delete listOfUsers[oldUserId];
+
+ callback();
return;
}
@@ -94,6 +124,8 @@ module.exports = exports = function(app, socketCallback) {
isPublic: false,
extra: {}
};
+
+ callback();
} catch (e) {}
});
@@ -122,6 +154,24 @@ module.exports = exports = function(app, socketCallback) {
} catch (e) {}
});
+ socket.on('close-entire-session', function(callback) {
+ try {
+ var connectedWith = listOfUsers[socket.userid].connectedWith;
+ Object.keys(connectedWith).forEach(function(key) {
+ if (connectedWith[key] && connectedWith[key].emit) {
+ try {
+ connectedWith[key].emit('closed-entire-session', socket.userid, listOfUsers[socket.userid].extra);
+ } catch (e) {}
+ }
+ });
+
+ delete shiftedModerationControls[socket.userid];
+ callback();
+ } catch (e) {
+ throw e;
+ }
+ });
+
function onMessageCallback(message) {
try {
if (!listOfUsers[message.sender]) {
@@ -129,7 +179,7 @@ module.exports = exports = function(app, socketCallback) {
return;
}
- if (!listOfUsers[message.sender].connectedWith[message.remoteUserId] && !!listOfUsers[message.remoteUserId]) {
+ if (!message.message.userLeft && !listOfUsers[message.sender].connectedWith[message.remoteUserId] && !!listOfUsers[message.remoteUserId]) {
listOfUsers[message.sender].connectedWith[message.remoteUserId] = listOfUsers[message.remoteUserId].socket;
listOfUsers[message.sender].socket.emit('user-connected', message.remoteUserId);
@@ -245,6 +295,13 @@ module.exports = exports = function(app, socketCallback) {
try {
var message = shiftedModerationControls[socket.userid];
+ if (message) {
+ delete shiftedModerationControls[message.userid];
+ onMessageCallback(message);
+ }
+ } catch (e) {}
+
+ try {
// inform all connected users
if (listOfUsers[socket.userid]) {
for (var s in listOfUsers[socket.userid].connectedWith) {
@@ -256,18 +313,13 @@ module.exports = exports = function(app, socketCallback) {
}
}
}
-
- if (message) {
- onMessageCallback(message);
- delete shiftedModerationControls[message.userid];
- }
-
- delete listOfUsers[socket.userid];
} catch (e) {}
+
+ delete listOfUsers[socket.userid];
});
if (socketCallback) {
socketCallback(socket);
}
- });
+ }
};
diff --git a/RTCMultiConnection/demos/Audio+ScreenSharing.html b/RTCMultiConnection/demos/Audio+ScreenSharing.html
index ecbcb328..4601511a 100755
--- a/RTCMultiConnection/demos/Audio+ScreenSharing.html
+++ b/RTCMultiConnection/demos/Audio+ScreenSharing.html
@@ -65,7 +65,8 @@
Audio + ScreenSharing using RTCMultiConnection-v3.0
-
+
+
@@ -96,7 +97,24 @@
Audio + ScreenSharing using RTCMultiConnection-v3.0
var connection = new RTCMultiConnection();
- document.getElementById('room-id').value = connection.token();
+ // by default, socket.io server is assumed to be deployed on your own URL
+ connection.socketURL = '/';
+
+ // comment-out below line if you do not have your own socket.io server
+ // connection.socketURL = 'https://rtcmulticonnection.herokuapp.com:443/';
+
+ connection.socketMessageEvent = 'audio-plus-screen-demo';
+
+ var roomid = '';
+ if (localStorage.getItem('rmc-room-id')) {
+ roomid = localStorage.getItem('rmc-room-id');
+ } else {
+ roomid = connection.token();
+ }
+ document.getElementById('room-id').value = roomid;
+ document.getElementById('room-id').onkeyup = function() {
+ localStorage.setItem('rmc-room-id', this.value);
+ };
connection.session = {
audio: 'two-way',
@@ -108,9 +126,13 @@
Audio + ScreenSharing using RTCMultiConnection-v3.0
Audio+Video+TextChat+FileSharing using RTCMultiConnection-v3.0
+
+
@@ -74,8 +76,11 @@
Audio+Video+TextChat+FileSharing using RTCMultiConnection-v3.0
-
-
+
+
+
+
+
@@ -100,6 +105,21 @@
Audio+Video+TextChat+FileSharing using RTCMultiConnection-v3.0
connection.openOrJoin(document.getElementById('room-id').value);
};
+ document.getElementById('btn-leave-room').onclick = function() {
+ this.disabled = true;
+
+ if(connection.isInitiator) {
+ // use this method if you did NOT set "autoCloseEntireSession===true"
+ // for more info: https://github.com/muaz-khan/RTCMultiConnection#closeentiresession
+ connection.closeEntireSession(function() {
+ document.querySelector('h1').innerHTML = 'Entire session has been closed.';
+ });
+ }
+ else {
+ connection.leave();
+ }
+ };
+
// ......................................................
// ................FileSharing/TextChat Code.............
// ......................................................
@@ -141,7 +161,25 @@
Audio+Video+TextChat+FileSharing using RTCMultiConnection-v3.0
var connection = new RTCMultiConnection();
- document.getElementById('room-id').value = connection.token();
+ // by default, socket.io server is assumed to be deployed on your own URL
+ connection.socketURL = '/';
+
+ // comment-out below line if you do not have your own socket.io server
+ // connection.socketURL = 'https://rtcmulticonnection.herokuapp.com:443/';
+
+ connection.socketMessageEvent = 'audio-video-file-chat-demo';
+
+ var roomid = '';
+ if(localStorage.getItem('rmc-room-id')) {
+ roomid = localStorage.getItem('rmc-room-id');
+ }
+ else {
+ roomid = connection.token();
+ }
+ document.getElementById('room-id').value = roomid;
+ document.getElementById('room-id').onkeyup = function() {
+ localStorage.setItem('rmc-room-id', this.value);
+ };
connection.enableFileSharing = true; // by default, it is "false".
@@ -156,9 +194,13 @@
Audio+Video+TextChat+FileSharing using RTCMultiConnection-v3.0
var connection = new RTCMultiConnection();
- document.getElementById('room-id').value = connection.token();
+ // by default, socket.io server is assumed to be deployed on your own URL
+ connection.socketURL = '/';
+
+ // comment-out below line if you do not have your own socket.io server
+ // connection.socketURL = 'https://rtcmulticonnection.herokuapp.com:443/';
+
+ connection.socketMessageEvent = 'audio-conference-demo';
+
+ var roomid = '';
+ if (localStorage.getItem('rmc-room-id')) {
+ roomid = localStorage.getItem('rmc-room-id');
+ } else {
+ roomid = connection.token();
+ }
+ document.getElementById('room-id').value = roomid;
+ document.getElementById('room-id').onkeyup = function() {
+ localStorage.setItem('rmc-room-id', this.value);
+ };
connection.session = {
audio: true
@@ -107,9 +125,13 @@
var connection = new RTCMultiConnection();
- document.getElementById('room-id').value = connection.token();
+ // by default, socket.io server is assumed to be deployed on your own URL
+ connection.socketURL = '/';
+
+ // comment-out below line if you do not have your own socket.io server
+ // connection.socketURL = 'https://rtcmulticonnection.herokuapp.com:443/';
+
+ connection.socketMessageEvent = 'disconnect-rejoin-demo';
+
+ var roomid = '';
+ if (localStorage.getItem('rmc-room-id')) {
+ roomid = localStorage.getItem('rmc-room-id');
+ } else {
+ roomid = connection.token();
+ }
+ document.getElementById('room-id').value = roomid;
+ document.getElementById('room-id').onkeyup = function() {
+ localStorage.setItem('rmc-room-id', this.value);
+ };
connection.enableFileSharing = true; // by default, it is "false".
- connection.autoReDialOnFailure = false; // to support manual rejoin
connection.session = {
audio: true,
@@ -173,9 +192,13 @@
Welcome Sir! (Dev-Notes: Still/known bugs in this v3.0 demo)
+
+ Please Enter a UNIQUE room-name:
+ You can enter email; or any string or numbers!
+ You MUST manually share this unique room-name with target users so they can join you!
TextChat+FileSharing using RTCMultiConnection-v3.0
-
-
+
+
+
+
+
@@ -139,7 +142,24 @@
TextChat+FileSharing using RTCMultiConnection-v3.0
var connection = new RTCMultiConnection();
- document.getElementById('room-id').value = connection.token();
+ // by default, socket.io server is assumed to be deployed on your own URL
+ connection.socketURL = '/';
+
+ // comment-out below line if you do not have your own socket.io server
+ // connection.socketURL = 'https://rtcmulticonnection.herokuapp.com:443/';
+
+ connection.socketMessageEvent = 'textchat-plus-fileshare-demo';
+
+ var roomid = '';
+ if (localStorage.getItem('rmc-room-id')) {
+ roomid = localStorage.getItem('rmc-room-id');
+ } else {
+ roomid = connection.token();
+ }
+ document.getElementById('room-id').value = roomid;
+ document.getElementById('room-id').onkeyup = function() {
+ localStorage.setItem('rmc-room-id', this.value);
+ };
connection.enableFileSharing = true; // by default, it is "false".
diff --git a/RTCMultiConnection/demos/Video-Conferencing.html b/RTCMultiConnection/demos/Video-Conferencing.html
index 033ef897..92d046e3 100755
--- a/RTCMultiConnection/demos/Video-Conferencing.html
+++ b/RTCMultiConnection/demos/Video-Conferencing.html
@@ -4,6 +4,10 @@
+
+
+
+
Video Conferencing using RTCMultiConnection-v3.0
@@ -12,6 +16,9 @@
@@ -56,7 +73,7 @@
var connection = new RTCMultiConnection();
- document.getElementById('room-id').value = connection.token();
+ // by default, socket.io server is assumed to be deployed on your own URL
+ connection.socketURL = '/';
+
+ // comment-out below line if you do not have your own socket.io server
+ // connection.socketURL = 'https://rtcmulticonnection.herokuapp.com:443/';
+
+ connection.socketMessageEvent = 'video-conference-demo';
+
+ var roomid = '';
+ if(localStorage.getItem('rmc-room-id')) {
+ roomid = localStorage.getItem('rmc-room-id');
+ }
+ else {
+ roomid = connection.token();
+ }
+ document.getElementById('room-id').value = roomid;
+ document.getElementById('room-id').onkeyup = function() {
+ localStorage.setItem('rmc-room-id', this.value);
+ };
connection.session = {
audio: true,
@@ -108,9 +150,13 @@
-
+
\ No newline at end of file
diff --git a/RTCMultiConnection/demos/Video-Scalable-Broadcast.html b/RTCMultiConnection/demos/Video-Scalable-Broadcast.html
index 6d4d2f3f..0e2b2ce9 100755
--- a/RTCMultiConnection/demos/Video-Scalable-Broadcast.html
+++ b/RTCMultiConnection/demos/Video-Scalable-Broadcast.html
@@ -119,23 +119,23 @@
MediaStreamTrack.applyConstraints demo using RTCMultiConnection-v3.0
-
-
+
+
@@ -107,9 +107,24 @@
MediaStreamTrack.applyConstraints demo using RTCMultiConnection-v3.0
var connection = new RTCMultiConnection();
- document.getElementById('room-id').value = connection.token();
+ // by default, socket.io server is assumed to be deployed on your own URL
+ connection.socketURL = '/';
- connection.enableFileSharing = true; // by default, it is "false".
+ // comment-out below line if you do not have your own socket.io server
+ // connection.socketURL = 'https://rtcmulticonnection.herokuapp.com:443/';
+
+ connection.socketMessageEvent = 'applyConstraints-demo';
+
+ var roomid = '';
+ if (localStorage.getItem('rmc-room-id')) {
+ roomid = localStorage.getItem('rmc-room-id');
+ } else {
+ roomid = connection.token();
+ }
+ document.getElementById('room-id').value = roomid;
+ document.getElementById('room-id').onkeyup = function() {
+ localStorage.setItem('rmc-room-id', this.value);
+ };
connection.session = {
audio: true,
@@ -121,9 +136,13 @@
MediaStreamTrack.applyConstraints demo using RTCMultiConnection-v3.0
var connection = new RTCMultiConnection();
- document.getElementById('room-id').value = connection.token();
+ // by default, socket.io server is assumed to be deployed on your own URL
+ connection.socketURL = '/';
+
+ // comment-out below line if you do not have your own socket.io server
+ // connection.socketURL = 'https://rtcmulticonnection.herokuapp.com:443/';
+
+ connection.socketMessageEvent = 'checkPresence-demo';
+
+ var roomid = '';
+ if (localStorage.getItem('rmc-room-id')) {
+ roomid = localStorage.getItem('rmc-room-id');
+ } else {
+ roomid = connection.token();
+ }
+ document.getElementById('room-id').value = roomid;
+ document.getElementById('room-id').onkeyup = function() {
+ localStorage.setItem('rmc-room-id', this.value);
+ };
connection.session = {
audio: true,
@@ -133,9 +151,13 @@
var connection = new RTCMultiConnection();
- document.getElementById('room-id').value = connection.token();
+ // by default, socket.io server is assumed to be deployed on your own URL
+ connection.socketURL = '/';
+
+ // comment-out below line if you do not have your own socket.io server
+ // connection.socketURL = 'https://rtcmulticonnection.herokuapp.com:443/';
+
+ connection.socketMessageEvent = 'custom-socket-event-demo';
+
+ var roomid = '';
+ if (localStorage.getItem('rmc-room-id')) {
+ roomid = localStorage.getItem('rmc-room-id');
+ } else {
+ roomid = connection.token();
+ }
+ document.getElementById('room-id').value = roomid;
+ document.getElementById('room-id').onkeyup = function() {
+ localStorage.setItem('rmc-room-id', this.value);
+ };
connection.session = {
audio: true,
@@ -127,9 +145,13 @@
var connection = new RTCMultiConnection();
- document.getElementById('room-id').value = connection.token();
+ // by default, socket.io server is assumed to be deployed on your own URL
+ connection.socketURL = '/';
+
+ // comment-out below line if you do not have your own socket.io server
+ // connection.socketURL = 'https://rtcmulticonnection.herokuapp.com:443/';
+
+ connection.socketMessageEvent = 'getPublicModerators-demo';
+
+ var roomid = '';
+ if (localStorage.getItem('rmc-room-id')) {
+ roomid = localStorage.getItem('rmc-room-id');
+ } else {
+ roomid = connection.token();
+ }
+ document.getElementById('room-id').value = roomid;
+ document.getElementById('room-id').onkeyup = function() {
+ localStorage.setItem('rmc-room-id', this.value);
+ };
connection.session = {
audio: true,
@@ -117,9 +135,13 @@
RTPSender.replaceTrack using RTCMultiConnection-v3.0
-
+
+
-
-
+
+
@@ -100,9 +101,24 @@
RTPSender.replaceTrack using RTCMultiConnection-v3.0
var connection = new RTCMultiConnection();
- document.getElementById('room-id').value = connection.token();
+ // by default, socket.io server is assumed to be deployed on your own URL
+ connection.socketURL = '/';
- connection.enableFileSharing = true; // by default, it is "false".
+ // comment-out below line if you do not have your own socket.io server
+ // connection.socketURL = 'https://rtcmulticonnection.herokuapp.com:443/';
+
+ connection.socketMessageEvent = 'replaceTrack-demo';
+
+ var roomid = '';
+ if (localStorage.getItem('rmc-room-id')) {
+ roomid = localStorage.getItem('rmc-room-id');
+ } else {
+ roomid = connection.token();
+ }
+ document.getElementById('room-id').value = roomid;
+ document.getElementById('room-id').onkeyup = function() {
+ localStorage.setItem('rmc-room-id', this.value);
+ };
connection.session = {
audio: true,
@@ -114,10 +130,15 @@
RTPSender.replaceTrack using RTCMultiConnection-v3.0
RTPSender.replaceTrack using RTCMultiConnection-v3.0
screen: true,
oneway: true
});
+ document.getElementById('reset-track').disabled = false;
+ };
+ document.getElementById('reset-track').onclick = function() {
+ this.disabled = true;
+
+ // null: means reset-track with all users
+ // true: means reset video tracks
+ connection.resetTrack(null, true);
};
diff --git a/RTCMultiConnection/demos/screen-sharing.html b/RTCMultiConnection/demos/screen-sharing.html
index f1440277..523d4083 100755
--- a/RTCMultiConnection/demos/screen-sharing.html
+++ b/RTCMultiConnection/demos/screen-sharing.html
@@ -69,7 +69,8 @@
Screen Sharing using RTCMultiConnection-v3.0
-
+
+
@@ -100,7 +101,24 @@
Screen Sharing using RTCMultiConnection-v3.0
var connection = new RTCMultiConnection();
- document.getElementById('room-id').value = connection.token();
+ // by default, socket.io server is assumed to be deployed on your own URL
+ connection.socketURL = '/';
+
+ // comment-out below line if you do not have your own socket.io server
+ // connection.socketURL = 'https://rtcmulticonnection.herokuapp.com:443/';
+
+ connection.socketMessageEvent = 'screen-sharing-demo';
+
+ var roomid = '';
+ if (localStorage.getItem('rmc-room-id')) {
+ roomid = localStorage.getItem('rmc-room-id');
+ } else {
+ roomid = connection.token();
+ }
+ document.getElementById('room-id').value = roomid;
+ document.getElementById('room-id').onkeyup = function() {
+ localStorage.setItem('rmc-room-id', this.value);
+ };
connection.session = {
screen: true,
@@ -112,9 +130,13 @@
var connection = new RTCMultiConnection();
+ // by default, socket.io server is assumed to be deployed on your own URL
+ connection.socketURL = '/';
+
+ // comment-out below line if you do not have your own socket.io server
+ // connection.socketURL = 'https://rtcmulticonnection.herokuapp.com:443/';
+
+ connection.socketMessageEvent = 'switch-cameras-demo';
+
connection.socketCustomEvent = connection.channel;
- document.getElementById('room-id').value = connection.token();
+ var roomid = '';
+ if (localStorage.getItem('rmc-room-id')) {
+ roomid = localStorage.getItem('rmc-room-id');
+ } else {
+ roomid = connection.token();
+ }
+ document.getElementById('room-id').value = roomid;
+ document.getElementById('room-id').onkeyup = function() {
+ localStorage.setItem('rmc-room-id', this.value);
+ };
connection.session = {
audio: true,
diff --git a/RTCMultiConnection/demos/video-broadcasting.html b/RTCMultiConnection/demos/video-broadcasting.html
index 0ed1eaf0..d06ffd53 100755
--- a/RTCMultiConnection/demos/video-broadcasting.html
+++ b/RTCMultiConnection/demos/video-broadcasting.html
@@ -65,7 +65,8 @@
Video Broadcasting using RTCMultiConnection-v3.0
-
+
+
@@ -104,7 +105,24 @@
Video Broadcasting using RTCMultiConnection-v3.0
var connection = new RTCMultiConnection();
- document.getElementById('room-id').value = connection.token();
+ // by default, socket.io server is assumed to be deployed on your own URL
+ connection.socketURL = '/';
+
+ // comment-out below line if you do not have your own socket.io server
+ // connection.socketURL = 'https://rtcmulticonnection.herokuapp.com:443/';
+
+ connection.socketMessageEvent = 'video-broadcast-demo';
+
+ var roomid = '';
+ if (localStorage.getItem('rmc-room-id')) {
+ roomid = localStorage.getItem('rmc-room-id');
+ } else {
+ roomid = connection.token();
+ }
+ document.getElementById('room-id').value = roomid;
+ document.getElementById('room-id').onkeyup = function() {
+ localStorage.setItem('rmc-room-id', this.value);
+ };
connection.session = {
audio: true,
@@ -112,9 +130,13 @@
Video Broadcasting using RTCMultiConnection-v3.0
oneway: true
};
- var videosContainer = document.getElementById('videos-container');
+ connection.videosContainer = document.getElementById('videos-container');
connection.onstream = function(event) {
- videosContainer.appendChild(event.mediaElement);
+ connection.videosContainer.appendChild(event.mediaElement);
+ event.mediaElement.play();
+ setTimeout(function() {
+ event.mediaElement.play();
+ }, 5000);
};
diff --git a/RTCMultiConnection/dev/BandwidthHandler.js b/RTCMultiConnection/dev/BandwidthHandler.js
index be599d37..af109fab 100755
--- a/RTCMultiConnection/dev/BandwidthHandler.js
+++ b/RTCMultiConnection/dev/BandwidthHandler.js
@@ -1,6 +1,15 @@
// BandwidthHandler.js
var BandwidthHandler = (function() {
+ var isMobileDevice = !!navigator.userAgent.match(/Android|iPhone|iPad|iPod|BlackBerry|IEMobile/i);
+ if (typeof cordova !== 'undefined') {
+ isMobileDevice = true;
+ }
+
+ if (navigator && navigator.userAgent && navigator.userAgent.indexOf('Crosswalk') !== -1) {
+ isMobileDevice = true;
+ }
+
function setBAS(sdp, bandwidth, isScreen) {
if (!bandwidth) {
return sdp;
@@ -10,6 +19,10 @@ var BandwidthHandler = (function() {
return sdp;
}
+ if (isMobileDevice) {
+ return sdp;
+ }
+
if (isScreen) {
if (!bandwidth.screen) {
console.warn('It seems that you are not using bandwidth for screen. Screen sharing is expected to fail.');
@@ -69,6 +82,10 @@ var BandwidthHandler = (function() {
}
function setVideoBitrates(sdp, params) {
+ if (isMobileDevice) {
+ return sdp;
+ }
+
params = params || {};
var xgoogle_min_bitrate = params.min;
var xgoogle_max_bitrate = params.max;
@@ -108,6 +125,10 @@ var BandwidthHandler = (function() {
}
function setOpusAttributes(sdp, params) {
+ if (isMobileDevice) {
+ return sdp;
+ }
+
params = params || {};
var sdpLines = sdp.split('\r\n');
diff --git a/RTCMultiConnection/dev/CodecsHandler.js b/RTCMultiConnection/dev/CodecsHandler.js
new file mode 100755
index 00000000..a4a83649
--- /dev/null
+++ b/RTCMultiConnection/dev/CodecsHandler.js
@@ -0,0 +1,279 @@
+// CodecsHandler.js
+
+var CodecsHandler = (function() {
+ var isMobileDevice = !!navigator.userAgent.match(/Android|iPhone|iPad|iPod|BlackBerry|IEMobile/i);
+ if (typeof cordova !== 'undefined') {
+ isMobileDevice = true;
+ }
+
+ if (navigator && navigator.userAgent && navigator.userAgent.indexOf('Crosswalk') !== -1) {
+ isMobileDevice = true;
+ }
+
+ // "removeVPX" and "removeNonG722" methods are taken from github/mozilla/webrtc-landing
+ function removeVPX(sdp) {
+ if (!sdp || typeof sdp !== 'string') {
+ throw 'Invalid arguments.';
+ }
+
+ // this method is NOT reliable
+
+ sdp = sdp.replace('a=rtpmap:100 VP8/90000\r\n', '');
+ sdp = sdp.replace('a=rtpmap:101 VP9/90000\r\n', '');
+
+ sdp = sdp.replace(/m=video ([0-9]+) RTP\/SAVPF ([0-9 ]*) 100/g, 'm=video $1 RTP\/SAVPF $2');
+ sdp = sdp.replace(/m=video ([0-9]+) RTP\/SAVPF ([0-9 ]*) 101/g, 'm=video $1 RTP\/SAVPF $2');
+
+ sdp = sdp.replace(/m=video ([0-9]+) RTP\/SAVPF 100([0-9 ]*)/g, 'm=video $1 RTP\/SAVPF$2');
+ sdp = sdp.replace(/m=video ([0-9]+) RTP\/SAVPF 101([0-9 ]*)/g, 'm=video $1 RTP\/SAVPF$2');
+
+ sdp = sdp.replace('a=rtcp-fb:120 nack\r\n', '');
+ sdp = sdp.replace('a=rtcp-fb:120 nack pli\r\n', '');
+ sdp = sdp.replace('a=rtcp-fb:120 ccm fir\r\n', '');
+
+ sdp = sdp.replace('a=rtcp-fb:101 nack\r\n', '');
+ sdp = sdp.replace('a=rtcp-fb:101 nack pli\r\n', '');
+ sdp = sdp.replace('a=rtcp-fb:101 ccm fir\r\n', '');
+
+ return sdp;
+ }
+
+ function disableNACK(sdp) {
+ if (!sdp || typeof sdp !== 'string') {
+ throw 'Invalid arguments.';
+ }
+
+ sdp = sdp.replace('a=rtcp-fb:126 nack\r\n', '');
+ sdp = sdp.replace('a=rtcp-fb:126 nack pli\r\n', 'a=rtcp-fb:126 pli\r\n');
+ sdp = sdp.replace('a=rtcp-fb:97 nack\r\n', '');
+ sdp = sdp.replace('a=rtcp-fb:97 nack pli\r\n', 'a=rtcp-fb:97 pli\r\n');
+
+ return sdp;
+ }
+
+ function prioritize(codecMimeType, peer) {
+ if (!peer || !peer.getSenders || !peer.getSenders().length) {
+ return;
+ }
+
+ if (!codecMimeType || typeof codecMimeType !== 'string') {
+ throw 'Invalid arguments.';
+ }
+
+ peer.getSenders().forEach(function(sender) {
+ var params = sender.getParameters();
+ for (var i = 0; i < params.codecs.length; i++) {
+ if (params.codecs[i].mimeType == codecMimeType) {
+ params.codecs.unshift(params.codecs.splice(i, 1));
+ break;
+ }
+ }
+ sender.setParameters(params);
+ });
+ }
+
+ function removeNonG722(sdp) {
+ return sdp.replace(/m=audio ([0-9]+) RTP\/SAVPF ([0-9 ]*)/g, 'm=audio $1 RTP\/SAVPF 9');
+ }
+
+ function setBAS(sdp, bandwidth, isScreen) {
+ if (!bandwidth) {
+ return sdp;
+ }
+
+ if (typeof isFirefox !== 'undefined' && isFirefox) {
+ return sdp;
+ }
+
+ if (isMobileDevice) {
+ return sdp;
+ }
+
+ if (isScreen) {
+ if (!bandwidth.screen) {
+ console.warn('It seems that you are not using bandwidth for screen. Screen sharing is expected to fail.');
+ } else if (bandwidth.screen < 300) {
+ console.warn('It seems that you are using wrong bandwidth value for screen. Screen sharing is expected to fail.');
+ }
+ }
+
+ // if screen; must use at least 300kbs
+ if (bandwidth.screen && isScreen) {
+ sdp = sdp.replace(/b=AS([^\r\n]+\r\n)/g, '');
+ sdp = sdp.replace(/a=mid:video\r\n/g, 'a=mid:video\r\nb=AS:' + bandwidth.screen + '\r\n');
+ }
+
+ // remove existing bandwidth lines
+ if (bandwidth.audio || bandwidth.video || bandwidth.data) {
+ sdp = sdp.replace(/b=AS([^\r\n]+\r\n)/g, '');
+ }
+
+ if (bandwidth.audio) {
+ sdp = sdp.replace(/a=mid:audio\r\n/g, 'a=mid:audio\r\nb=AS:' + bandwidth.audio + '\r\n');
+ }
+
+ if (bandwidth.video) {
+ sdp = sdp.replace(/a=mid:video\r\n/g, 'a=mid:video\r\nb=AS:' + (isScreen ? bandwidth.screen : bandwidth.video) + '\r\n');
+ }
+
+ return sdp;
+ }
+
+ // Find the line in sdpLines that starts with |prefix|, and, if specified,
+ // contains |substr| (case-insensitive search).
+ function findLine(sdpLines, prefix, substr) {
+ return findLineInRange(sdpLines, 0, -1, prefix, substr);
+ }
+
+ // Find the line in sdpLines[startLine...endLine - 1] that starts with |prefix|
+ // and, if specified, contains |substr| (case-insensitive search).
+ function findLineInRange(sdpLines, startLine, endLine, prefix, substr) {
+ var realEndLine = endLine !== -1 ? endLine : sdpLines.length;
+ for (var i = startLine; i < realEndLine; ++i) {
+ if (sdpLines[i].indexOf(prefix) === 0) {
+ if (!substr ||
+ sdpLines[i].toLowerCase().indexOf(substr.toLowerCase()) !== -1) {
+ return i;
+ }
+ }
+ }
+ return null;
+ }
+
+ // Gets the codec payload type from an a=rtpmap:X line.
+ function getCodecPayloadType(sdpLine) {
+ var pattern = new RegExp('a=rtpmap:(\\d+) \\w+\\/\\d+');
+ var result = sdpLine.match(pattern);
+ return (result && result.length === 2) ? result[1] : null;
+ }
+
+ function setVideoBitrates(sdp, params) {
+ if (isMobileDevice) {
+ return sdp;
+ }
+
+ params = params || {};
+ var xgoogle_min_bitrate = params.min;
+ var xgoogle_max_bitrate = params.max;
+
+ var sdpLines = sdp.split('\r\n');
+
+ // VP8
+ var vp8Index = findLine(sdpLines, 'a=rtpmap', 'VP8/90000');
+ var vp8Payload;
+ if (vp8Index) {
+ vp8Payload = getCodecPayloadType(sdpLines[vp8Index]);
+ }
+
+ if (!vp8Payload) {
+ return sdp;
+ }
+
+ var rtxIndex = findLine(sdpLines, 'a=rtpmap', 'rtx/90000');
+ var rtxPayload;
+ if (rtxIndex) {
+ rtxPayload = getCodecPayloadType(sdpLines[rtxIndex]);
+ }
+
+ if (!rtxIndex) {
+ return sdp;
+ }
+
+ var rtxFmtpLineIndex = findLine(sdpLines, 'a=fmtp:' + rtxPayload.toString());
+ if (rtxFmtpLineIndex !== null) {
+ var appendrtxNext = '\r\n';
+ appendrtxNext += 'a=fmtp:' + vp8Payload + ' x-google-min-bitrate=' + (xgoogle_min_bitrate || '228') + '; x-google-max-bitrate=' + (xgoogle_max_bitrate || '228');
+ sdpLines[rtxFmtpLineIndex] = sdpLines[rtxFmtpLineIndex].concat(appendrtxNext);
+ sdp = sdpLines.join('\r\n');
+ }
+
+ return sdp;
+ }
+
+ function setOpusAttributes(sdp, params) {
+ if (isMobileDevice) {
+ return sdp;
+ }
+
+ params = params || {};
+
+ var sdpLines = sdp.split('\r\n');
+
+ // Opus
+ var opusIndex = findLine(sdpLines, 'a=rtpmap', 'opus/48000');
+ var opusPayload;
+ if (opusIndex) {
+ opusPayload = getCodecPayloadType(sdpLines[opusIndex]);
+ }
+
+ if (!opusPayload) {
+ return sdp;
+ }
+
+ var opusFmtpLineIndex = findLine(sdpLines, 'a=fmtp:' + opusPayload.toString());
+ if (opusFmtpLineIndex === null) {
+ return sdp;
+ }
+
+ var appendOpusNext = '';
+ appendOpusNext += '; stereo=' + (typeof params.stereo != 'undefined' ? params.stereo : '1');
+ appendOpusNext += '; sprop-stereo=' + (typeof params['sprop-stereo'] != 'undefined' ? params['sprop-stereo'] : '1');
+
+ if (typeof params.maxaveragebitrate != 'undefined') {
+ appendOpusNext += '; maxaveragebitrate=' + (params.maxaveragebitrate || 128 * 1024 * 8);
+ }
+
+ if (typeof params.maxplaybackrate != 'undefined') {
+ appendOpusNext += '; maxplaybackrate=' + (params.maxplaybackrate || 128 * 1024 * 8);
+ }
+
+ if (typeof params.cbr != 'undefined') {
+ appendOpusNext += '; cbr=' + (typeof params.cbr != 'undefined' ? params.cbr : '1');
+ }
+
+ if (typeof params.useinbandfec != 'undefined') {
+ appendOpusNext += '; useinbandfec=' + params.useinbandfec;
+ }
+
+ if (typeof params.usedtx != 'undefined') {
+ appendOpusNext += '; usedtx=' + params.usedtx;
+ }
+
+ if (typeof params.maxptime != 'undefined') {
+ appendOpusNext += '\r\na=maxptime:' + params.maxptime;
+ }
+
+ sdpLines[opusFmtpLineIndex] = sdpLines[opusFmtpLineIndex].concat(appendOpusNext);
+
+ sdp = sdpLines.join('\r\n');
+ return sdp;
+ }
+
+ function preferVP9(sdp) {
+ if (sdp.indexOf('SAVPF 100 101') === -1 || sdp.indexOf('VP9/90000') === -1) {
+ return sdp;
+ }
+
+ return sdp.replace('SAVPF 100 101', 'SAVPF 101 100');
+ }
+
+ return {
+ removeVPX: removeVPX,
+ disableNACK: disableNACK,
+ prioritize: prioritize,
+ removeNonG722: removeNonG722,
+ setApplicationSpecificBandwidth: function(sdp, bandwidth, isScreen) {
+ return setBAS(sdp, bandwidth, isScreen);
+ },
+ setVideoBitrates: function(sdp, params) {
+ return setVideoBitrates(sdp, params);
+ },
+ setOpusAttributes: function(sdp, params) {
+ return setOpusAttributes(sdp, params);
+ },
+ preferVP9: preferVP9
+ };
+})();
+
+// backward compatibility
+window.BandwidthHandler = CodecsHandler;
diff --git a/RTCMultiConnection/dev/DetectRTC.js b/RTCMultiConnection/dev/DetectRTC.js
index 728ba197..95fd7500 100644
--- a/RTCMultiConnection/dev/DetectRTC.js
+++ b/RTCMultiConnection/dev/DetectRTC.js
@@ -1,4 +1,4 @@
-// Last time updated at Monday, January 4th, 2016, 1:17:50 PM
+// Last time updated: 2016-02-26 11:47:17 AM UTC
// Latest file can be found here: https://cdn.webrtc-experiment.com/DetectRTC.js
@@ -377,22 +377,28 @@
var osVersion = unknown;
if (/Windows/.test(os)) {
- osVersion = /Windows (.*)/.exec(os)[1];
+ if (/Windows (.*)/.test(os)) {
+ osVersion = /Windows (.*)/.exec(os)[1];
+ }
os = 'Windows';
}
switch (os) {
case 'Mac OS X':
- osVersion = /Mac OS X (10[\.\_\d]+)/.exec(nAgt)[1];
+ if (/Mac OS X (10[\.\_\d]+)/.test(nAgt)) {
+ osVersion = /Mac OS X (10[\.\_\d]+)/.exec(nAgt)[1];
+ }
break;
-
case 'Android':
- osVersion = /Android ([\.\_\d]+)/.exec(nAgt)[1];
+ if (/Android ([\.\_\d]+)/.test(nAgt)) {
+ osVersion = /Android ([\.\_\d]+)/.exec(nAgt)[1];
+ }
break;
-
case 'iOS':
- osVersion = /OS (\d+)_(\d+)_?(\d+)?/.exec(nVer);
- osVersion = osVersion[1] + '.' + osVersion[2] + '.' + (osVersion[3] | 0);
+ if (/OS (\d+)_(\d+)_?(\d+)?/.test(nAgt)) {
+ osVersion = /OS (\d+)_(\d+)_?(\d+)?/.exec(nVer);
+ osVersion = osVersion[1] + '.' + osVersion[2] + '.' + (osVersion[3] | 0);
+ }
break;
}
@@ -652,7 +658,9 @@
if (!device.label) {
device.label = 'Please invoke getUserMedia once.';
if (location.protocol !== 'https:') {
- device.label = 'HTTPs is required to get label of this ' + device.kind + ' device.';
+ if (document.domain.search && document.domain.search(/localhost|127.0./g) === -1) {
+ device.label = 'HTTPs is required to get label of this ' + device.kind + ' device.';
+ }
}
} else {
if (device.kind === 'videoinput' && !isWebsiteHasWebcamPermissions) {
@@ -893,7 +901,7 @@
if ('getSenders' in mozRTCPeerConnection.prototype) {
isRTPSenderReplaceTracksSupported = true;
}
- } else if (DetectRTC.browser.isChrome) {
+ } else if (DetectRTC.browser.isChrome && typeof webkitRTCPeerConnection !== 'undefined') {
/*global webkitRTCPeerConnection:true */
if ('getSenders' in webkitRTCPeerConnection.prototype) {
isRTPSenderReplaceTracksSupported = true;
diff --git a/RTCMultiConnection/dev/FileBufferReader.js b/RTCMultiConnection/dev/FileBufferReader.js
index f6eaf14a..5401695e 100755
--- a/RTCMultiConnection/dev/FileBufferReader.js
+++ b/RTCMultiConnection/dev/FileBufferReader.js
@@ -38,7 +38,8 @@ function FileBufferReader() {
uuid: file.uuid || 0,
file: file,
earlyCallback: earlyCallback,
- extra: extra
+ extra: extra,
+ chunkSize: extra.chunkSize
};
fbrHelper.readAsArrayBuffer(fbr, options);
@@ -169,14 +170,6 @@ function FileBufferReaderHelper() {
};
}
- if (chunk.end) {
- for (var f in options.file) {
- if (![chunk[f]]) {
- chunk[f] = options.file[f];
- }
- }
- }
-
options.extra = options.extra || {
userid: 0
};
@@ -254,7 +247,8 @@ function FileBufferReaderHelper() {
type: file.type,
lastModifiedDate: !!file.lastModifiedDate ? file.lastModifiedDate.toString() : '',
start: true,
- extra: options
+ extra: options.extra || options,
+ url: URL.createObjectURL(file)
});
var blob, reader = new FileReader();
@@ -280,7 +274,7 @@ function FileBufferReaderHelper() {
url: URL.createObjectURL(file),
type: file.type,
end: true,
- extra: options
+ extra: options.extra || options
});
}
});
@@ -308,7 +302,7 @@ function FileBufferReaderHelper() {
name: file.name || options.extra.fileName,
lastModifiedDate: !!file.lastModifiedDate ? file.lastModifiedDate.toString() : '',
type: file.type,
- extra: options
+ extra: options.extra || options
});
currentPosition++;
diff --git a/RTCMultiConnection/dev/IceServersHandler.js b/RTCMultiConnection/dev/IceServersHandler.js
index 905a9f01..e4610df1 100755
--- a/RTCMultiConnection/dev/IceServersHandler.js
+++ b/RTCMultiConnection/dev/IceServersHandler.js
@@ -1,5 +1,4 @@
// IceServersHandler.js
-// note: "urls" doesn't works in old-firefox.
var iceFrame, loadedIceFrame;
@@ -18,8 +17,6 @@ function loadIceFrame(callback, skip) {
function iFrameLoaderCallback(event) {
if (!event.data || !event.data.iceServers) return;
callback(event.data.iceServers);
-
- // this event listener is no more needed
window.removeEventListener('message', iFrameLoaderCallback);
}
@@ -30,7 +27,7 @@ function loadIceFrame(callback, skip) {
(document.body || document.documentElement).appendChild(iframe);
}
-if (typeof window.getExternalIceServers === 'undefined' || window.getExternalIceServers == true) {
+if (typeof window.getExternalIceServers !== 'undefined' && window.getExternalIceServers == true) {
loadIceFrame(function(externalIceServers) {
if (!externalIceServers || !externalIceServers.length) return;
window.RMCExternalIceServers = externalIceServers;
@@ -41,46 +38,64 @@ if (typeof window.getExternalIceServers === 'undefined' || window.getExternalIce
});
}
-var IceServersHandler = (function() {
- function getIceServers(connection) {
- var iceServers = [];
+function getSTUNObj(stunStr) {
+ var urlsParam = 'urls';
+ if (isPluginRTC) {
+ urlsParam = 'url';
+ }
+
+ var obj = {};
+ obj[urlsParam] = stunStr;
+ return obj;
+}
+
+function getTURNObj(turnStr, username, credential) {
+ var urlsParam = 'urls';
+ if (isPluginRTC) {
+ urlsParam = 'url';
+ }
+
+ var obj = {
+ username: username,
+ credential: credential
+ };
+ obj[urlsParam] = turnStr;
+ return obj;
+}
- // Firefox <= 37 doesn't understands "urls"
+function getExtenralIceFormatted() {
+ var iceServers;
+ window.RMCExternalIceServers.forEach(function(ice) {
+ if (!ice.urls) {
+ ice.urls = ice.url;
+ }
- iceServers.push({
- urls: 'stun:stun.l.google.com:19302'
- });
+ if (ice.urls.search('stun|stuns') !== -1) {
+ iceServers.push(getSTUNObj(ice.urls));
+ }
- iceServers.push({
- urls: 'stun:stun.anyfirewall.com:3478'
- });
+ if (ice.urls.search('turn|turns') !== -1) {
+ iceServers.push(getTURNObj(ice.urls, ice.username, ice.credential));
+ }
+ });
+ return iceServers;
+}
- iceServers.push({
- urls: 'turn:turn.bistri.com:80',
- credential: 'homeo',
- username: 'homeo'
- });
+var IceServersHandler = (function() {
+ function getIceServers(connection) {
+ var iceServers = [];
- iceServers.push({
- urls: 'turn:turn.anyfirewall.com:443?transport=tcp',
- credential: 'webrtc',
- username: 'webrtc'
- });
+ iceServers.push(getSTUNObj('stun:stun.l.google.com:19302'));
+ iceServers.push(getTURNObj('turn:turn.bistri.com:80', 'homeo', 'homeo'));
+ iceServers.push(getTURNObj('turn:turn.anyfirewall.com:443', 'webrtc', 'webrtc'));
if (window.RMCExternalIceServers) {
- iceServers = window.RMCExternalIceServers.concat(iceServers);
+ iceServers = iceServers.concat(getExtenralIceFormatted());
+ } else if (typeof window.getExternalIceServers !== 'undefined' && window.getExternalIceServers == true) {
connection.iceServers = iceServers;
- } else if (typeof window.getExternalIceServers === 'undefined' || window.getExternalIceServers == true) {
window.iceServersLoadCallback = function() {
- iceServers = window.RMCExternalIceServers.concat(iceServers);
- connection.iceServers = iceServers;
+ connection.iceServers = connection.iceServers.concat(getExtenralIceFormatted());
};
- } else {
- iceServers.push({
- urls: 'turn:turn.anyfirewall.com:443?transport=udp',
- credential: 'webrtc',
- username: 'webrtc'
- });
}
return iceServers;
diff --git a/RTCMultiConnection/dev/MultiPeersHandler.js b/RTCMultiConnection/dev/MultiPeersHandler.js
index 1142438b..2bf51c08 100755
--- a/RTCMultiConnection/dev/MultiPeersHandler.js
+++ b/RTCMultiConnection/dev/MultiPeersHandler.js
@@ -86,21 +86,15 @@ function MultiPeers(connection) {
return {
streamsToShare: userPreferences.streamsToShare || {},
- session: connection.session,
rtcMultiConnection: connection,
connectionDescription: userPreferences.connectionDescription,
- remoteUserId: remoteUserId,
+ userid: remoteUserId,
localPeerSdpConstraints: userPreferences.localPeerSdpConstraints,
remotePeerSdpConstraints: userPreferences.remotePeerSdpConstraints,
dontGetRemoteStream: !!userPreferences.dontGetRemoteStream,
dontAttachLocalStream: !!userPreferences.dontAttachLocalStream,
- optionalArgument: connection.optionalArgument,
- iceServers: connection.iceServers,
renegotiatingPeer: !!userPreferences.renegotiatingPeer,
peerRef: userPreferences.peerRef,
- enableDataChannels: !!connection.session.data,
- localStreams: connection.attachStreams,
- removeStreams: connection.removeStreams,
onLocalSdp: function(localSdp) {
self.onNegotiationNeeded(localSdp, remoteUserId);
},
@@ -153,15 +147,12 @@ function MultiPeers(connection) {
onRemoteStream: function(stream) {
connection.peers[remoteUserId].streams.push(stream);
- if (isPluginRTC) {
+ if (isPluginRTC && window.PluginRTC) {
var mediaElement = document.createElement('video');
- var body = (document.body || document.documentElement);
+ var body = connection.videosContainer;
body.insertBefore(mediaElement, body.firstChild);
-
setTimeout(function() {
- Plugin.attachMediaStream(mediaElement, stream);
-
- self.onGettingRemoteMedia(mediaElement, remoteUserId);
+ window.PluginRTC.attachMediaStream(mediaElement, stream);
}, 3000);
return;
}
@@ -186,8 +177,7 @@ function MultiPeers(connection) {
self.onUserLeft(remoteUserId);
self.disconnectWith(remoteUserId);
}
- },
- processSdp: connection.processSdp
+ }
};
};
@@ -207,14 +197,14 @@ function MultiPeers(connection) {
return;
}
- userPreferences = connection.setUserPreferences(userPreferences);
+ userPreferences = connection.setUserPreferences(userPreferences, remoteUserId);
var localConfig = this.getLocalConfig(null, remoteUserId, userPreferences);
connection.peers[remoteUserId] = new PeerInitiator(localConfig);
};
this.createAnsweringPeer = function(remoteSdp, remoteUserId, userPreferences) {
- userPreferences = connection.setUserPreferences(userPreferences || {});
+ userPreferences = connection.setUserPreferences(userPreferences || {}, remoteUserId);
var localConfig = this.getLocalConfig(remoteSdp, remoteUserId, userPreferences);
connection.peers[remoteUserId] = new PeerInitiator(localConfig);
@@ -222,7 +212,10 @@ function MultiPeers(connection) {
this.renegotiatePeer = function(remoteUserId, userPreferences, remoteSdp) {
if (!connection.peers[remoteUserId]) {
- throw 'This peer (' + remoteUserId + ') does not exists.';
+ if (connection.enableLogs) {
+ console.error('This peer (' + remoteUserId + ') does not exists. Renegotiation skipped.');
+ }
+ return;
}
if (!userPreferences) {
@@ -247,10 +240,12 @@ function MultiPeers(connection) {
if (!!peer.getSenders && typeof peer.getSenders === 'function' && peer.getSenders().length) {
peer.getSenders().forEach(function(rtpSender) {
if (isVideoTrack && rtpSender.track instanceof VideoStreamTrack) {
+ connection.peers[remoteUserId].peer.lastVideoTrack = rtpSender.track;
rtpSender.replaceTrack(track);
}
if (!isVideoTrack && rtpSender.track instanceof AudioStreamTrack) {
+ connection.peers[remoteUserId].peer.lastAudioTrack = rtpSender.track;
rtpSender.replaceTrack(track);
}
});
@@ -296,7 +291,7 @@ function MultiPeers(connection) {
}
if (message.enableMedia) {
- if (connection.attachStreams.length) {
+ if (connection.attachStreams.length || connection.dontCaptureUserMedia) {
var streamsToShare = {};
connection.attachStreams.forEach(function(stream) {
streamsToShare[stream.streamid] = {
@@ -324,34 +319,7 @@ function MultiPeers(connection) {
localMediaConstraints.video = connection.mediaConstraints.video;
}
- getUserMediaHandler({
- onGettingLocalMedia: function(localStream) {
- self.onGettingLocalMedia(localStream);
-
- var streamsToShare = {};
- connection.attachStreams.forEach(function(stream) {
- streamsToShare[stream.streamid] = {
- isAudio: !!stream.isAudio,
- isVideo: !!stream.isVideo,
- isScreen: !!stream.isScreen
- };
- });
- message.userPreferences.streamsToShare = streamsToShare;
-
- self.onNegotiationNeeded({
- readyForOffer: true,
- userPreferences: message.userPreferences
- }, remoteUserId);
- },
- onLocalMediaError: function(error) {
- self.onLocalMediaError(error);
- self.onNegotiationNeeded({
- readyForOffer: true,
- userPreferences: message.userPreferences
- }, remoteUserId);
- },
- localMediaConstraints: localMediaConstraints
- });
+ invokeGetUserMedia(localMediaConstraints, message, remoteUserId);
}
if (message.readyForOffer) {
@@ -359,14 +327,77 @@ function MultiPeers(connection) {
}
};
+ function invokeGetUserMedia(mediaConstraints, message, remoteUserId) {
+ getUserMediaHandler({
+ onGettingLocalMedia: function(localStream) {
+ self.onGettingLocalMedia(localStream);
+
+ var streamsToShare = {};
+ connection.attachStreams.forEach(function(stream) {
+ streamsToShare[stream.streamid] = {
+ isAudio: !!stream.isAudio,
+ isVideo: !!stream.isVideo,
+ isScreen: !!stream.isScreen
+ };
+ });
+ message.userPreferences.streamsToShare = streamsToShare;
+
+ self.onNegotiationNeeded({
+ readyForOffer: true,
+ userPreferences: message.userPreferences
+ }, remoteUserId);
+ },
+ onLocalMediaError: function(error, constraints) {
+ self.onLocalMediaError(error, constraints);
+
+ if (constraints.audio && constraints.video && (error.name || '').toString().indexOf('DevicesNotFound') !== -1) {
+ constraints.video = false;
+ invokeGetUserMedia(constraints, message, remoteUserId);
+ return;
+ }
+
+ self.onNegotiationNeeded({
+ readyForOffer: true,
+ userPreferences: message.userPreferences
+ }, remoteUserId);
+ },
+ localMediaConstraints: mediaConstraints
+ });
+ }
+
+
+ this.connectNewParticipantWithAllBroadcasters = function(newParticipantId, userPreferences, broadcastersList) {
+ broadcastersList = broadcastersList.split('|-,-|');
+ if (!broadcastersList.length) {
+ return;
+ }
+
+ var firstBroadcaster = broadcastersList[0];
+
+ self.onNegotiationNeeded({
+ newParticipant: newParticipantId,
+ userPreferences: userPreferences || false
+ }, firstBroadcaster);
+
+ delete broadcastersList[0];
+
+ var array = [];
+ broadcastersList.forEach(function(broadcaster) {
+ if (broadcaster) {
+ array.push(broadcaster);
+ }
+ });
+
+ setTimeout(function() {
+ self.connectNewParticipantWithAllBroadcasters(newParticipantId, userPreferences, array.join('|-,-|'));
+ }, 10 * 1000);
+ };
+
this.onGettingRemoteMedia = function(stream, remoteUserId) {};
this.onRemovingRemoteMedia = function(stream, remoteUserId) {};
this.onGettingLocalMedia = function(localStream) {};
- this.onLocalMediaError = function(error) {
- if (!!connection.enableLogs) {
- console.error('onLocalMediaError', JSON.stringify(error, null, '\t'));
- }
- connection.onMediaError(error);
+ this.onLocalMediaError = function(error, constraints) {
+ connection.onMediaError(error, constraints);
};
var fbr;
@@ -408,7 +439,7 @@ function MultiPeers(connection) {
}, {
userid: connection.userid,
// extra: connection.extra,
- chunkSize: connection.chunkSize || 0
+ chunkSize: isFirefox ? 15 * 1000 : connection.chunkSize || 0
});
};
@@ -433,6 +464,11 @@ function MultiPeers(connection) {
};
this.onDataChannelOpened = function(channel, remoteUserId) {
+ // keep last channel only; we are not expecting parallel/channels channels
+ if (connection.peers[remoteUserId].channels.length) {
+ return;
+ }
+
connection.peers[remoteUserId].channels.push(channel);
connection.onopen({
userid: remoteUserId,
@@ -442,11 +478,7 @@ function MultiPeers(connection) {
};
this.onPeerStateChanged = function(state) {
- if (connection.enableLogs) {
- if (state.iceConnectionState.search(/disconnected|closed|failed/gi) !== -1) {
- console.error('Peer connection is closed between you & ', state.userid, state.extra, 'state:', state.iceConnectionState);
- }
- }
+ connection.onPeerStateChanged(state);
};
this.onNegotiationStarted = function(remoteUserId, states) {};
diff --git a/RTCMultiConnection/dev/Plugin.EveryWhere.js b/RTCMultiConnection/dev/Plugin.EveryWhere.js
index ade4351d..a482aed1 100755
--- a/RTCMultiConnection/dev/Plugin.EveryWhere.js
+++ b/RTCMultiConnection/dev/Plugin.EveryWhere.js
@@ -1,4 +1,4 @@
-// Last time updated at Feb 08, 2015, 08:32:23
+// Last time updated at March 15, 2016
// Latest file can be found here: https://cdn.webrtc-experiment.com/Plugin.EveryWhere.js
@@ -12,11 +12,21 @@
// Original Source: https://github.com/sarandogou/webrtc-everywhere#downloads
(function() {
- var ua = navigator.userAgent.toLowerCase();
- var isSafari = ua.indexOf('safari') != -1 && ua.indexOf('chrome') == -1;
- var isIE = !!((Object.getOwnPropertyDescriptor && Object.getOwnPropertyDescriptor(window, "ActiveXObject")) || ("ActiveXObject" in window));
+ var isSafari = Object.prototype.toString.call(window.HTMLElement).indexOf('Constructor') > 0;
+ var isEdge = navigator.userAgent.indexOf('Edge') !== -1 && (!!navigator.msSaveOrOpenBlob || !!navigator.msSaveBlob);
+ var isIE = !!document.documentMode && !isEdge;
- if (!(isSafari || isIE)) return;
+ var isMobileDevice = !!navigator.userAgent.match(/Android|iPhone|iPad|iPod|BlackBerry|IEMobile/i);
+
+ if (typeof cordova !== 'undefined') {
+ isMobileDevice = true;
+ }
+
+ if (navigator.userAgent.indexOf('Crosswalk') !== -1) {
+ isMobileDevice = true;
+ }
+
+ if (!(isSafari || isIE) || isMobileDevice) return;
function LoadPluginRTC() {
window.PluginRTC = {};
@@ -24,38 +34,53 @@
var extractPluginObj = function(elt) {
return elt.isWebRtcPlugin ? elt : elt.pluginObj;
}
+
var attachEventListener = function(elt, type, listener, useCapture) {
var _pluginObj = extractPluginObj(elt);
if (_pluginObj) {
_pluginObj.bindEventListener(type, listener, useCapture);
} else {
- if (typeof elt.addEventListener !== "undefined") {
+ if (typeof elt.addEventListener !== 'undefined') {
elt.addEventListener(type, listener, useCapture);
- } else if (typeof elt.addEvent !== "undefined") {
- elt.addEventListener("on" + type, listener, useCapture);
+ } else if (typeof elt.addEvent !== 'undefined') {
+ elt.addEventListener('on' + type, listener, useCapture);
}
}
}
+ var pluginUID = 'WebrtcEverywherePluginId';
+
function getPlugin() {
- return document.getElementById('WebrtcEverywherePluginId');
+ return document.getElementById(pluginUID);
}
var installPlugin = function() {
- if (document.getElementById('WebrtcEverywherePluginId')) {
+ if (document.getElementById(pluginUID)) {
return;
}
+ var isInternetExplorer = !!((Object.getOwnPropertyDescriptor && Object.getOwnPropertyDescriptor(window, 'ActiveXObject')) || ('ActiveXObject' in window));
+ var isSafari = !!navigator.userAgent.indexOf('Safari');
+
var pluginObj = document.createElement('object');
- if (isIE) {
+ if (isInternetExplorer) {
pluginObj.setAttribute('classid', 'CLSID:7FD49E23-C8D7-4C4F-93A1-F7EACFA1EC53');
+ isInternetExplorer = true;
} else {
pluginObj.setAttribute('type', 'application/webrtc-everywhere');
}
- pluginObj.setAttribute('id', 'WebrtcEverywherePluginId');
- (document.body || document.documentElement).appendChild(pluginObj);
+ pluginObj.setAttribute('id', pluginUID);
+ document.body.appendChild(pluginObj);
pluginObj.setAttribute('width', '0');
pluginObj.setAttribute('height', '0');
+
+ if (pluginObj.isWebRtcPlugin || (typeof navigator.plugins !== 'undefined' && (!!navigator.plugins['WebRTC Everywhere'] || navigator.plugins['WebRTC Everywhere Plug-in for Safari']))) {
+ if (isInternetExplorer) {
+ webrtcDetectedBrowser = 'Internet Explorer';
+ } else if (isSafari) {
+ webrtcDetectedBrowser = 'Safari';
+ }
+ }
}
if (document.body) {
@@ -83,18 +108,28 @@
}
});
}
- } else getPlugin().getUserMedia(constraints, successCallback, errorCallback);
+ } else {
+ getPlugin().getUserMedia(constraints, successCallback, errorCallback);
+ }
}
window.PluginRTC.attachMediaStream = function(element, stream) {
+ if (!element) {
+ return null;
+ }
if (element.isWebRtcPlugin) {
element.src = stream;
return element;
} else if (element.nodeName.toLowerCase() === 'video') {
if (!element.pluginObj && stream) {
var _pluginObj = document.createElement('object');
- var _isIE = (Object.getOwnPropertyDescriptor && Object.getOwnPropertyDescriptor(window, "ActiveXObject")) || ("ActiveXObject" in window);
+ var _isIE = (Object.getOwnPropertyDescriptor && Object.getOwnPropertyDescriptor(window, 'ActiveXObject')) || ('ActiveXObject' in window);
if (_isIE) {
+ // windowless
+ var windowlessParam = document.createElement('param');
+ windowlessParam.setAttribute('name', 'windowless');
+ windowlessParam.setAttribute('value', true);
+ _pluginObj.appendChild(windowlessParam);
_pluginObj.setAttribute('classid', 'CLSID:7FD49E23-C8D7-4C4F-93A1-F7EACFA1EC53');
} else {
_pluginObj.setAttribute('type', 'application/webrtc-everywhere');
@@ -120,14 +155,13 @@
}
if (width) _pluginObj.setAttribute('width', width);
else _pluginObj.setAttribute('autowidth', true);
-
if (height) _pluginObj.setAttribute('height', height);
else _pluginObj.setAttribute('autoheight', true);
- (document.body || document.documentElement).appendChild(_pluginObj);
+ document.body.appendChild(_pluginObj);
if (element.parentNode) {
element.parentNode.replaceChild(_pluginObj, element); // replace (and remove) element
-
+ // add element again to be sure any query() will succeed
document.body.appendChild(element);
element.style.visibility = 'hidden';
}
@@ -137,10 +171,10 @@
element.pluginObj.bindEventListener('play', function(objvid) {
if (element.pluginObj) {
if (element.pluginObj.getAttribute('autowidth') && objvid.videoWidth) {
- element.pluginObj.setAttribute('width', objvid.videoWidth /* + "px"*/ );
+ element.pluginObj.setAttribute('width', objvid.videoWidth /* + 'px'*/ );
}
if (element.pluginObj.getAttribute('autoheight') && objvid.videoHeight) {
- element.pluginObj.setAttribute('height', objvid.videoHeight /* + "px"*/ );
+ element.pluginObj.setAttribute('height', objvid.videoHeight /* + 'px'*/ );
}
}
});
@@ -160,7 +194,7 @@
if (!getSourcesDelayed) {
getSourcesDelayed = true;
attachEventListener(document, 'readystatechange', function() {
- if (getSourcesDelayed && document.readyState == "complete") {
+ if (getSourcesDelayed && document.readyState == 'complete') {
getSourcesDelayed = false;
getPlugin().getSources(gotSources);
}
@@ -169,19 +203,19 @@
} else {
getPlugin().getSources(gotSources);
}
- };
+ }
window.PluginRTC.RTCPeerConnection = function(configuration, constraints) {
return getPlugin().createPeerConnection(configuration, constraints);
- };
+ }
window.PluginRTC.RTCIceCandidate = function(RTCIceCandidateInit) {
return getPlugin().createIceCandidate(RTCIceCandidateInit);
- };
+ }
window.PluginRTC.RTCSessionDescription = function(RTCSessionDescriptionInit) {
return getPlugin().createSessionDescription(RTCSessionDescriptionInit);
- };
+ }
if (window.onPluginRTCInitialized) {
window.onPluginRTCInitialized(window.PluginRTC);
diff --git a/RTCMultiConnection/dev/README.md b/RTCMultiConnection/dev/README.md
new file mode 100755
index 00000000..dac276aa
--- /dev/null
+++ b/RTCMultiConnection/dev/README.md
@@ -0,0 +1,7 @@
+# RTCMultiConnection Development files
+
+These are small pieces of JavaScript files that are used to generate `RTCMultiConnection.js`!!!
+
+# For contributions, you have to modify these files
+
+Then use `grunt` to compile `RTCMultiConnection.js` again.
diff --git a/RTCMultiConnection/dev/RTCMultiConnection.js b/RTCMultiConnection/dev/RTCMultiConnection.js
index 324acc02..134e6ad2 100755
--- a/RTCMultiConnection/dev/RTCMultiConnection.js
+++ b/RTCMultiConnection/dev/RTCMultiConnection.js
@@ -1,6 +1,8 @@
// RTCMultiConnection.js
-function RTCMultiConnection(roomid) {
+function RTCMultiConnection(roomid, forceOptions) {
+ forceOptions = forceOptions || {};
+
var connection = this;
connection.channel = connection.sessionid = (roomid || location.href.replace(/\/|:|#|\?|\$|\^|%|\.|`|~|!|\+|@|\[|\||]|\|*. /g, '').split('\n').join('').split('\r').join('')) + '';
@@ -8,7 +10,9 @@ function RTCMultiConnection(roomid) {
var mPeer = new MultiPeers(connection);
mPeer.onGettingLocalMedia = function(stream) {
- setStreamEndHandler(stream);
+ stream.type = 'local';
+
+ connection.setStreamEndHandler(stream);
getRMCMediaElement(stream, function(mediaElement) {
mediaElement.id = stream.streamid;
@@ -38,10 +42,14 @@ function RTCMultiConnection(roomid) {
setMuteHandlers(connection, connection.streamEvents[stream.streamid]);
connection.onstream(connection.streamEvents[stream.streamid]);
- });
+ }, connection);
};
mPeer.onGettingRemoteMedia = function(stream, remoteUserId) {
+ stream.type = 'remote';
+
+ connection.setStreamEndHandler(stream, 'remote-stream');
+
getRMCMediaElement(stream, function(mediaElement) {
mediaElement.id = stream.streamid;
@@ -62,7 +70,7 @@ function RTCMultiConnection(roomid) {
setMuteHandlers(connection, connection.streamEvents[stream.streamid]);
connection.onstream(connection.streamEvents[stream.streamid]);
- });
+ }, connection);
};
mPeer.onRemovingRemoteMedia = function(stream, remoteUserId) {
@@ -94,35 +102,16 @@ function RTCMultiConnection(roomid) {
};
function onUserLeft(remoteUserId) {
- if (connection.peers[remoteUserId] && connection.peers[remoteUserId].peer) {
- connection.peers[remoteUserId].streams.forEach(function(stream) {
- stream.stop();
- });
-
- connection.peers[remoteUserId].peer.close();
- connection.peers[remoteUserId].peer = null;
-
- connection.onleave({
- userid: remoteUserId,
- extra: connection.peers[remoteUserId].extra
- });
- }
-
- delete connection.peers[remoteUserId];
+ connection.deletePeer(remoteUserId);
}
+
mPeer.onUserLeft = onUserLeft;
mPeer.disconnectWith = function(remoteUserId, callback) {
if (socket) {
socket.emit('disconnect-with', remoteUserId, callback || function() {});
}
- if (connection.peers[remoteUserId]) {
- if (connection.peers[remoteUserId].peer) {
- connection.peers[remoteUserId].peer.close();
- }
-
- delete connection.peers[remoteUserId];
- }
+ connection.deletePeer(remoteUserId);
};
connection.broadcasters = [];
@@ -253,8 +242,52 @@ function RTCMultiConnection(roomid) {
socket.emit('become-a-public-moderator');
};
+ connection.dontMakeMeModerator = function() {
+ socket.emit('dont-make-me-moderator');
+ };
+
+ connection.deletePeer = function(remoteUserId) {
+ if (!remoteUserId) {
+ return;
+ }
+
+ connection.onleave({
+ userid: remoteUserId,
+ extra: connection.peers[remoteUserId] ? connection.peers[remoteUserId].extra : {}
+ });
+
+ if (!!connection.peers[remoteUserId]) {
+ connection.peers[remoteUserId].streams.forEach(function(stream) {
+ stream.stop();
+ });
+
+ var peer = connection.peers[remoteUserId].peer;
+ if (peer && peer.iceConnectionState !== 'closed') {
+ try {
+ peer.close();
+ } catch (e) {}
+ }
+
+ if (connection.peers[remoteUserId]) {
+ connection.peers[remoteUserId].peer = null;
+ delete connection.peers[remoteUserId];
+ }
+ }
+
+ if (connection.broadcasters.indexOf(remoteUserId) !== -1) {
+ var newArray = [];
+ connection.broadcasters.forEach(function(broadcaster) {
+ if (broadcaster !== remoteUserId) {
+ newArray.push(broadcaster);
+ }
+ });
+ connection.broadcasters = newArray;
+ keepNextBroadcasterOnServer();
+ }
+ }
+
connection.rejoin = function(connectionDescription) {
- if (connection.isInitiator) {
+ if (connection.isInitiator || !connectionDescription || !Object.keys(connectionDescription).length) {
return;
}
@@ -262,10 +295,7 @@ function RTCMultiConnection(roomid) {
if (connection.peers[connectionDescription.remoteUserId]) {
extra = connection.peers[connectionDescription.remoteUserId].extra;
- if (connection.peers[connectionDescription.remoteUserId].peer) {
- connection.peers[connectionDescription.remoteUserId].peer = null;
- }
- delete connection.peers[connectionDescription.remoteUserId];
+ connection.deletePeer(connectionDescription.remoteUserId);
}
if (connectionDescription && connectionDescription.remoteUserId) {
@@ -355,16 +385,10 @@ function RTCMultiConnection(roomid) {
connection.peers.getAllParticipants(remoteUserId || connection.sessionid).forEach(function(participant) {
mPeer.onNegotiationNeeded('dropPeerConnection', participant);
-
- connection.peers[participant].peer.close();
- connection.peers[participant].peer = null;
- delete connection.peers[participant];
+ connection.deletePeer(participant);
});
connection.attachStreams.forEach(function(stream) {
- stream.addEventListener('ended', function() {
- connection.renegotiate(remoteUserId || connection.sessionid);
- }, false);
stream.stop();
});
};
@@ -381,7 +405,7 @@ function RTCMultiConnection(roomid) {
if (session.audio || session.video || session.screen) {
if (session.screen) {
- getScreenConstraints(function(error, screen_constraints) {
+ connection.getScreenConstraints(function(error, screen_constraints) {
if (error) {
throw error;
}
@@ -425,8 +449,15 @@ function RTCMultiConnection(roomid) {
callback(stream);
}
},
- onLocalMediaError: function(error) {
- mPeer.onLocalMediaError(error);
+ onLocalMediaError: function(error, constraints) {
+ mPeer.onLocalMediaError(error, constraints);
+
+ if (constraints.audio && constraints.video && (error.name || '').toString().indexOf('DevicesNotFound') !== -1) {
+ constraints.video = false;
+ invokeGetUserMedia(constraints, getUserMedia_callback);
+ return;
+ }
+
if (callback) {
callback();
}
@@ -439,41 +470,30 @@ function RTCMultiConnection(roomid) {
}
};
- function beforeUnload(shiftModerationControlOnLeave) {
+ function beforeUnload(shiftModerationControlOnLeave, dontCloseSocket) {
if (!connection.closeBeforeUnload) {
return;
}
+
+ if (connection.isInitiator === true) {
+ connection.dontMakeMeModerator();
+ }
+
connection.peers.getAllParticipants().forEach(function(participant) {
mPeer.onNegotiationNeeded({
- userLeft: true,
- autoCloseEntireSession: !!connection.autoCloseEntireSession
+ userLeft: true
}, participant);
if (connection.peers[participant] && connection.peers[participant].peer) {
connection.peers[participant].peer.close();
}
- });
-
- if (socket) {
- if (typeof socket.disconnect !== 'undefined') {
- connection.autoReDialOnFailure = false; // Prevent reconnection
- socket.disconnect();
- }
- socket = null;
- }
-
- // equivalent of connection.isInitiator
- if (!connection.broadcasters.length || !!connection.autoCloseEntireSession) return;
- var firstBroadcaster = connection.broadcasters[0];
- var otherBroadcasters = [];
- connection.broadcasters.forEach(function(broadcaster) {
- if (broadcaster !== firstBroadcaster) {
- otherBroadcasters.push(broadcaster);
- }
+ delete connection.peers[participant];
});
- connection.shiftModerationControl(firstBroadcaster, otherBroadcasters, typeof shiftModerationControlOnLeave != 'undefined' ? shiftModerationControlOnLeave : true);
+ if (!dontCloseSocket) {
+ connection.closeSocket();
+ }
connection.broadcasters = [];
connection.isInitiator = false;
@@ -483,17 +503,14 @@ function RTCMultiConnection(roomid) {
window.addEventListener('beforeunload', beforeUnload, false);
connection.userid = getRandomString();
- connection.changeUserId = function(newUserId) {
+ connection.changeUserId = function(newUserId, callback) {
connection.userid = newUserId || getRandomString();
- socket.emit('changed-uuid', connection.userid);
+ socket.emit('changed-uuid', connection.userid, callback || function() {});
};
connection.extra = {};
- if (Object.observe) {
- Object.observe(connection.extra, function(changes) {
- socket.emit('extra-data-updated', connection.extra);
- });
- }
+ connection.attachStreams = [];
+ connection.removeStreams = [];
connection.session = {
audio: true,
@@ -502,52 +519,156 @@ function RTCMultiConnection(roomid) {
connection.enableFileSharing = false;
+ // all values in kbps
+ connection.bandwidth = {
+ screen: 512,
+ audio: 128,
+ video: 512
+ };
+
+ connection.codecs = {
+ audio: 'opus',
+ video: 'VP9'
+ };
+
+ connection.processSdp = function(sdp) {
+ if (isMobileDevice || isFirefox) {
+ return sdp;
+ }
+
+ sdp = CodecsHandler.setApplicationSpecificBandwidth(sdp, connection.bandwidth, !!connection.session.screen);
+ sdp = CodecsHandler.setVideoBitrates(sdp, {
+ min: connection.bandwidth.video * 8 * 1024,
+ max: connection.bandwidth.video * 8 * 1024
+ });
+ sdp = CodecsHandler.setOpusAttributes(sdp, {
+ maxaveragebitrate: connection.bandwidth.audio * 8 * 1024,
+ maxplaybackrate: connection.bandwidth.audio * 8 * 1024,
+ stereo: 1,
+ maxptime: 3
+ });
+
+ if (connection.codecs.video === 'VP9') {
+ sdp = CodecsHandler.preferVP9(sdp);
+ }
+
+ if (connection.codecs.video === 'H264') {
+ sdp = CodecsHandler.removeVPX(sdp);
+ }
+
+ if (connection.codecs.audio === 'G722') {
+ sdp = CodecsHandler.removeNonG722(sdp);
+ }
+
+ return sdp;
+ };
+
+ if (typeof CodecsHandler !== 'undefined') {
+ connection.BandwidthHandler = connection.CodecsHandler = CodecsHandler;
+ }
+
connection.mediaConstraints = {
audio: {
mandatory: {},
- optional: []
+ optional: [{
+ bandwidth: connection.bandwidth.audio * 8 * 1024 || 128 * 8 * 1024
+ }]
},
video: {
mandatory: {},
- optional: []
+ optional: [{
+ bandwidth: connection.bandwidth.audio * 8 * 1024 || 128 * 8 * 1024
+ }, {
+ googLeakyBucket: true
+ }, {
+ facingMode: 'user'
+ }]
}
};
- DetectRTC.load(function() {
- // it will force RTCMultiConnection to capture last-devices
- // i.e. if external microphone is attached to system, we should prefer it over built-in devices.
- DetectRTC.MediaDevices.forEach(function(device) {
- if (device.kind === 'audioinput') {
- connection.mediaConstraints.audio = {
- optional: [{
- sourceId: device.id
- }],
- mandatory: {}
- };
+ if (isFirefox) {
+ connection.mediaConstraints = {
+ audio: true,
+ video: true
+ };
+ }
+ if (!forceOptions.useDefaultDevices && !isMobileDevice) {
+ DetectRTC.load(function() {
+ var lastAudioDevice, lastVideoDevice;
+ // it will force RTCMultiConnection to capture last-devices
+ // i.e. if external microphone is attached to system, we should prefer it over built-in devices.
+ DetectRTC.MediaDevices.forEach(function(device) {
+ if (device.kind === 'audioinput' && connection.mediaConstraints.audio !== false) {
+ lastAudioDevice = device;
+ }
+
+ if (device.kind === 'videoinput' && connection.mediaConstraints.video !== false) {
+ lastVideoDevice = device;
+ }
+ });
+
+ if (lastAudioDevice) {
if (isFirefox) {
+ if (connection.mediaConstraints.audio !== true) {
+ connection.mediaConstraints.audio.deviceId = lastAudioDevice.id;
+ } else {
+ connection.mediaConstraints.audio = {
+ deviceId: lastAudioDevice.id
+ }
+ }
+ return;
+ }
+
+ if (connection.mediaConstraints.audio == true) {
connection.mediaConstraints.audio = {
- deviceId: device.id
- };
+ mandatory: {},
+ optional: []
+ }
}
- }
- if (device.kind === 'videoinput') {
- connection.mediaConstraints.video = {
- optional: [{
- sourceId: device.id
- }],
- mandatory: {}
- };
+ if (!connection.mediaConstraints.audio.optional) {
+ connection.mediaConstraints.audio.optional = [];
+ }
+
+ var optional = [{
+ sourceId: lastAudioDevice.id
+ }];
+
+ connection.mediaConstraints.audio.optional = optional.concat(connection.mediaConstraints.audio.optional);
+ }
+ if (lastVideoDevice) {
if (isFirefox) {
+ if (connection.mediaConstraints.video !== true) {
+ connection.mediaConstraints.video.deviceId = lastVideoDevice.id;
+ } else {
+ connection.mediaConstraints.video = {
+ deviceId: lastVideoDevice.id
+ }
+ }
+ return;
+ }
+
+ if (connection.mediaConstraints.video == true) {
connection.mediaConstraints.video = {
- deviceId: device.id
- };
+ mandatory: {},
+ optional: []
+ }
}
+
+ if (!connection.mediaConstraints.video.optional) {
+ connection.mediaConstraints.video.optional = [];
+ }
+
+ var optional = [{
+ sourceId: lastVideoDevice.id
+ }];
+
+ connection.mediaConstraints.video.optional = optional.concat(connection.mediaConstraints.video.optional);
}
- })
- });
+ });
+ }
connection.sdpConstraints = {
mandatory: {
@@ -566,6 +687,18 @@ function RTCMultiConnection(roomid) {
googImprovedWifiBwe: true
}, {
googScreencastMinBitrate: 300
+ }, {
+ googIPv6: true
+ }, {
+ googDscp: true
+ }, {
+ googCpuUnderuseThreshold: 55
+ }, {
+ googCpuOveruseThreshold: 85
+ }, {
+ googSuspendBelowMinBitrate: true
+ }, {
+ googCpuOveruseDetection: true
}],
mandatory: {}
};
@@ -613,12 +746,42 @@ function RTCMultiConnection(roomid) {
};
connection.close = connection.disconnect = connection.leave = function() {
- beforeUnload(false);
+ beforeUnload(false, true);
+ };
+
+ connection.closeEntireSession = function(callback) {
+ callback = callback || function() {};
+ socket.emit('close-entire-session', function looper() {
+ if (connection.getAllParticipants().length) {
+ setTimeout(looper, 100);
+ return;
+ }
+
+ connection.onEntireSessionClosed({
+ sessionid: connection.sessionid,
+ userid: connection.userid,
+ extra: connection.extra
+ });
+
+ connection.changeUserId(null, function() {
+ connection.close();
+ callback();
+ });
+ });
+ };
+
+ connection.onEntireSessionClosed = function(event) {
+ if (!connection.enableLogs) return;
+ console.info('Entire session is closed: ', event.sessionid, event.extra);
};
connection.onstream = function(e) {
var parentNode = connection.videosContainer;
parentNode.insertBefore(e.mediaElement, parentNode.firstChild);
+ e.mediaElement.play();
+ setTimeout(function() {
+ e.mediaElement.play();
+ }, 5000);
};
connection.onstreamended = function(e) {
@@ -634,16 +797,6 @@ function RTCMultiConnection(roomid) {
};
connection.direction = 'many-to-many';
- connection.attachStreams = [];
- connection.removeStreams = [];
-
- Array.prototype.getStreamById = function(streamid) {
- var stream;
- this.forEach(function(_stream) {
- if (_stream.streamid == streamid) stream = _stream;
- });
- return stream;
- };
connection.removeStream = function(streamid) {
var stream;
@@ -666,15 +819,27 @@ function RTCMultiConnection(roomid) {
}
};
- connection.addStream = function(session) {
+ connection.addStream = function(session, remoteUserId) {
+ if (!!session.getAudioTracks) {
+ if (connection.attachStreams.indexOf(session) === -1) {
+ if (!session.streamid) {
+ session.streamid = session.id;
+ }
+
+ connection.attachStreams.push(session);
+ }
+ connection.renegotiate(remoteUserId);
+ return;
+ }
+
if (isData(session)) {
- connection.renegotiate();
+ connection.renegotiate(remoteUserId);
return;
}
if (!session.audio || session.video || session.screen) {
if (session.screen) {
- getScreenConstraints(function(error, screen_constraints) {
+ connection.getScreenConstraints(function(error, screen_constraints) {
if (error) {
return alert(error);
}
@@ -715,15 +880,22 @@ function RTCMultiConnection(roomid) {
return callback();
}
- connection.renegotiate();
+ connection.renegotiate(remoteUserId);
},
- onLocalMediaError: function(error) {
- mPeer.onLocalMediaError(error);
+ onLocalMediaError: function(error, constraints) {
+ mPeer.onLocalMediaError(error, constraints);
+
+ if (constraints.audio && constraints.video && (error.name || '').toString().indexOf('DevicesNotFound') !== -1) {
+ constraints.video = false;
+ invokeGetUserMedia(constraints, callback);
+ return;
+ }
+
if (callback) {
return callback();
}
- connection.renegotiate();
+ connection.renegotiate(remoteUserId);
},
localMediaConstraints: localMediaConstraints || {
audio: session.audio ? connection.mediaConstraints.audio : false,
@@ -789,7 +961,7 @@ function RTCMultiConnection(roomid) {
session = session || {};
if (!RTCPeerConnection.prototype.getSenders) {
- this.addStream(session);
+ connection.addStream(session);
return;
}
@@ -799,7 +971,13 @@ function RTCMultiConnection(roomid) {
}
if (session instanceof MediaStream) {
- replaceTrack(session.getVideoTracks()[0], remoteUserId, isVideoTrack);
+ if (session.getVideoTracks().length) {
+ replaceTrack(session.getVideoTracks()[0], remoteUserId, true);
+ }
+
+ if (session.getAudioTracks().length) {
+ replaceTrack(session.getAudioTracks()[0], remoteUserId, false);
+ }
return;
}
@@ -810,7 +988,7 @@ function RTCMultiConnection(roomid) {
if (!session.audio || session.video || session.screen) {
if (session.screen) {
- getScreenConstraints(function(error, screen_constraints) {
+ connection.getScreenConstraints(function(error, screen_constraints) {
if (error) {
return alert(error);
}
@@ -835,8 +1013,14 @@ function RTCMultiConnection(roomid) {
connection.replaceTrack(stream, remoteUserId, isVideoTrack || session.video || session.screen);
},
- onLocalMediaError: function(error) {
- mPeer.onLocalMediaError(error);
+ onLocalMediaError: function(error, constraints) {
+ mPeer.onLocalMediaError(error, constraints);
+
+ if (constraints.audio && constraints.video && (error.name || '').toString().indexOf('DevicesNotFound') !== -1) {
+ constraints.video = false;
+ invokeGetUserMedia(constraints, callback);
+ return;
+ }
if (callback) {
callback();
@@ -850,6 +1034,28 @@ function RTCMultiConnection(roomid) {
}
};
+ connection.resetTrack = function(remoteUsersIds, isVideoTrack) {
+ if (!remoteUsersIds) {
+ remoteUsersIds = connection.getAllParticipants();
+ }
+
+ if (typeof remoteUsersIds == 'string') {
+ remoteUsersIds = [remoteUsersIds];
+ }
+
+ remoteUsersIds.forEach(function(participant) {
+ var peer = connection.peers[participant].peer;
+
+ if ((typeof isVideoTrack === 'undefined' || isVideoTrack === true) && peer.lastVideoTrack) {
+ connection.replaceTrack(peer.lastVideoTrack, participant, true);
+ }
+
+ if ((typeof isVideoTrack === 'undefined' || isVideoTrack === false) && peer.lastAudioTrack) {
+ connection.replaceTrack(peer.lastAudioTrack, participant, false);
+ }
+ });
+ };
+
connection.renegotiate = function(remoteUserId) {
if (remoteUserId) {
mPeer.renegotiatePeer(remoteUserId);
@@ -861,79 +1067,96 @@ function RTCMultiConnection(roomid) {
});
};
- function setStreamEndHandler(stream) {
+ connection.setStreamEndHandler = function(stream, isRemote) {
+ if (!stream || !stream.addEventListener) return;
+
+ isRemote = !!isRemote;
+
if (stream.alreadySetEndHandler) {
return;
}
stream.alreadySetEndHandler = true;
stream.addEventListener('ended', function() {
- delete connection.attachStreams[connection.attachStreams.indexOf(stream)];
-
- if (connection.removeStreams.indexOf(stream) === -1) {
- connection.removeStreams.push(stream);
+ if (stream.idInstance) {
+ currentUserMediaRequest.remove(stream.idInstance);
}
- connection.attachStreams = removeNullEntries(connection.attachStreams);
- connection.removeStreams = removeNullEntries(connection.removeStreams);
+ if (!isRemote) {
+ delete connection.attachStreams[connection.attachStreams.indexOf(stream)];
+
+ if (connection.removeStreams.indexOf(stream) === -1) {
+ connection.removeStreams.push(stream);
+ }
+
+ connection.attachStreams = removeNullEntries(connection.attachStreams);
+ connection.removeStreams = removeNullEntries(connection.removeStreams);
+ }
// connection.renegotiate();
- var streamEvent = connection.streamEvents[stream];
+ var streamEvent = connection.streamEvents[stream.streamid];
if (!streamEvent) {
streamEvent = {
stream: stream,
streamid: stream.streamid,
- type: 'local',
+ type: isRemote ? 'remote' : 'local',
userid: connection.userid,
extra: connection.extra,
mediaElement: connection.streamEvents[stream.streamid] ? connection.streamEvents[stream.streamid].mediaElement : null
};
}
+
+ if (streamEvent.userid === connection.userid && streamEvent.type === 'remote') {
+ return;
+ }
+
connection.onstreamended(streamEvent);
delete connection.streamEvents[stream.streamid];
}, false);
- }
-
- if (Object.observe) {
- Object.observe(connection.attachStreams, function(changes) {
- changes.forEach(function(change) {
- if (change.type === 'add') {
- setStreamEndHandler(change.object[change.name]);
- }
-
- if (change.type === 'remove' || change.type === 'delete') {
- if (connection.removeStreams.indexOf(change.object[change.name]) === -1) {
- connection.removeStreams.push(change.object[change.name]);
- }
- }
-
- connection.attachStreams = removeNullEntries(connection.attachStreams);
- connection.removeStreams = removeNullEntries(connection.removeStreams);
- });
- });
- }
+ };
- connection.onMediaError = function(error) {
+ connection.onMediaError = function(error, constraints) {
if (!!connection.enableLogs) {
- console.error(error);
+ console.error(error, constraints);
}
};
connection.addNewBroadcaster = function(broadcasterId, userPreferences) {
- connection.broadcasters.forEach(function(broadcaster) {
- mPeer.onNegotiationNeeded({
- newParticipant: broadcasterId,
- userPreferences: userPreferences || false
- }, broadcaster);
- });
+ if (connection.broadcasters.length) {
+ setTimeout(function() {
+ mPeer.connectNewParticipantWithAllBroadcasters(broadcasterId, userPreferences, connection.broadcasters.join('|-,-|'));
+ }, 10 * 1000);
+ }
- if (!connection.session.oneway && connection.direction === 'many-to-many' && connection.broadcasters.indexOf(broadcasterId) === -1) {
+ if (!connection.session.oneway && !connection.session.broadcast && connection.direction === 'many-to-many' && connection.broadcasters.indexOf(broadcasterId) === -1) {
connection.broadcasters.push(broadcasterId);
+ keepNextBroadcasterOnServer();
}
};
+ connection.autoCloseEntireSession = false;
+
+ function keepNextBroadcasterOnServer() {
+ if (!connection.isInitiator) return;
+
+ if (connection.session.oneway || connection.session.broadcast || connection.direction !== 'many-to-many') {
+ return;
+ }
+
+ var firstBroadcaster = connection.broadcasters[0];
+ var otherBroadcasters = [];
+ connection.broadcasters.forEach(function(broadcaster) {
+ if (broadcaster !== firstBroadcaster) {
+ otherBroadcasters.push(broadcaster);
+ }
+ });
+
+ if (connection.autoCloseEntireSession) return;
+ connection.shiftModerationControl(firstBroadcaster, otherBroadcasters, true);
+ };
+
connection.filesContainer = connection.videosContainer = document.body || document.documentElement;
connection.isInitiator = false;
@@ -942,8 +1165,6 @@ function RTCMultiConnection(roomid) {
FileProgressBarHandler.handle(connection);
}
- connection.autoCloseEntireSession = false;
-
if (typeof TranslationHandler !== 'undefined') {
TranslationHandler.handle(connection);
}
@@ -990,26 +1211,10 @@ function RTCMultiConnection(roomid) {
}, remoteUserId);
};
- connection.processSdp = function(sdp) {
- sdp = BandwidthHandler.setApplicationSpecificBandwidth(sdp, connection.bandwidth, !!connection.session.screen);
- sdp = BandwidthHandler.setVideoBitrates(sdp, {
- min: connection.bandwidth.video,
- max: connection.bandwidth.video
- });
- sdp = BandwidthHandler.setOpusAttributes(sdp);
- return sdp;
- };
-
- if (typeof BandwidthHandler !== 'undefined') {
- connection.BandwidthHandler = BandwidthHandler;
+ if (typeof StreamsHandler !== 'undefined') {
+ connection.StreamsHandler = StreamsHandler;
}
- connection.bandwidth = {
- screen: 300, // 300kbps minimum
- audio: 50,
- video: 256
- };
-
connection.onleave = function(userid) {};
connection.invokeSelectFileDialog = function(callback) {
@@ -1036,11 +1241,11 @@ function RTCMultiConnection(roomid) {
return;
}
- if (e.stream.isVideo || e.stream.isScreen) {
+ if (e.muteType === 'both' || e.muteType === 'video') {
+ e.mediaElement.src = null;
e.mediaElement.pause();
- e.mediaElement.setAttribute('poster', e.snapshot || 'https://cdn.webrtc-experiment.com/images/muted.png');
- }
- if (e.stream.isAudio) {
+ e.mediaElement.poster = e.snapshot || 'https://cdn.webrtc-experiment.com/images/muted.png';
+ } else if (e.muteType === 'audio') {
e.mediaElement.muted = true;
}
};
@@ -1050,11 +1255,11 @@ function RTCMultiConnection(roomid) {
return;
}
- if (e.stream.isVideo || e.stream.isScreen) {
+ if (e.unmuteType === 'both' || e.unmuteType === 'video') {
+ e.mediaElement.poster = null;
+ e.mediaElement.src = URL.createObjectURL(e.stream);
e.mediaElement.play();
- e.mediaElement.removeAttribute('poster');
- }
- if (e.stream.isAudio) {
+ } else if (e.unmuteType === 'audio') {
e.mediaElement.muted = false;
}
};
@@ -1076,8 +1281,8 @@ function RTCMultiConnection(roomid) {
console.warn(remoteUserId, 'is password protected. Your max password tries exceeded the limit.');
};
- connection.getAllParticipants = function() {
- return connection.peers.getAllParticipants();
+ connection.getAllParticipants = function(sender) {
+ return connection.peers.getAllParticipants(sender);
};
if (typeof StreamsHandler !== 'undefined') {
@@ -1093,20 +1298,18 @@ function RTCMultiConnection(roomid) {
};
}
- connection.getAllVideos = function(remoteUserId) {
- var videos = [];
- Array.prototype.slice.call(document.querySelectorAll('video')).forEach(function(video) {
- if (video.getAttribute('data-userid') === remoteUserId) {
- videos.push(video);
- }
- });
- return videos;
- }
-
connection.connectSocket = function(callback) {
connectSocket(callback);
};
+ connection.closeSocket = function() {
+ if (!socket) return;
+ if (typeof socket.disconnect !== 'undefined') {
+ socket.disconnect();
+ }
+ socket = null;
+ };
+
connection.getSocket = function(callback) {
if (!socket) {
connectSocket(callback);
@@ -1118,7 +1321,6 @@ function RTCMultiConnection(roomid) {
};
connection.getRemoteStreams = mPeer.getRemoteStreams;
- connection.autoReDialOnFailure = true;
var skipStreams = ['selectFirst', 'selectAll', 'forEach'];
@@ -1161,7 +1363,7 @@ function RTCMultiConnection(roomid) {
// default value is 15k because Firefox's receiving limit is 16k!
// however 64k works chrome-to-chrome
- connection.chunkSize = 15 * 1000;
+ connection.chunkSize = 65 * 1000;
connection.maxParticipantsAllowed = 1000;
@@ -1196,7 +1398,7 @@ function RTCMultiConnection(roomid) {
};
connection.enableScalableBroadcast = false;
- connection.singleBroadcastAttendees = 3; // each broadcast should serve only 3 users
+ connection.maxRelayLimitPerUser = 3; // each broadcast should serve only 3 users
connection.dontCaptureUserMedia = false;
connection.dontAttachStream = false;
@@ -1206,5 +1408,108 @@ function RTCMultiConnection(roomid) {
if (connection.enableLogs) {
console.info('ReConnecting with', event.userid, '...');
}
+ };
+
+ connection.beforeAddingStream = function(stream) {
+ return stream;
+ };
+
+ connection.beforeRemovingStream = function(stream) {
+ return stream;
+ };
+
+ if (typeof isChromeExtensionAvailable !== 'undefined') {
+ connection.checkIfChromeExtensionAvailable = isChromeExtensionAvailable;
+ }
+
+ if (typeof isFirefoxExtensionAvailable !== 'undefined') {
+ connection.checkIfChromeExtensionAvailable = isFirefoxExtensionAvailable;
+ }
+
+ if (typeof getChromeExtensionStatus !== 'undefined') {
+ connection.getChromeExtensionStatus = getChromeExtensionStatus;
+ }
+
+ connection.getScreenConstraints = function(callback) {
+ getScreenConstraints(function(error, screen_constraints) {
+ if (!error) {
+ screen_constraints = connection.modifyScreenConstraints(screen_constraints);
+ callback(error, screen_constraints);
+ }
+ });
+ };
+
+ connection.modifyScreenConstraints = function(screen_constraints) {
+ return screen_constraints;
+ };
+
+ connection.onPeerStateChanged = function(state) {
+ if (connection.enableLogs) {
+ if (state.iceConnectionState.search(/closed|failed/gi) !== -1) {
+ console.error('Peer connection is closed between you & ', state.userid, state.extra, 'state:', state.iceConnectionState);
+ }
+ }
+ };
+
+ connection.isOnline = true;
+
+ listenEventHandler('online', function() {
+ connection.isOnline = true;
+ });
+
+ listenEventHandler('offline', function() {
+ connection.isOnline = false;
+ });
+
+ connection.isLowBandwidth = false;
+ if (navigator && navigator.connection && navigator.connection.type) {
+ connection.isLowBandwidth = navigator.connection.type.toString().toLowerCase().search(/wifi|cell/g) !== -1;
+ if (connection.isLowBandwidth) {
+ connection.bandwidth = {
+ audio: 30,
+ video: 30,
+ screen: 30
+ };
+
+ if (connection.mediaConstraints.audio && connection.mediaConstraints.audio.optional.length) {
+ var newArray = [];
+ connection.mediaConstraints.audio.optional.forEach(function(opt) {
+ if (typeof opt.bandwidth === 'undefined') {
+ newArray.push(opt);
+ }
+ });
+ connection.mediaConstraints.audio.optional = newArray;
+ }
+
+ if (connection.mediaConstraints.video && connection.mediaConstraints.video.optional.length) {
+ var newArray = [];
+ connection.mediaConstraints.video.optional.forEach(function(opt) {
+ if (typeof opt.bandwidth === 'undefined') {
+ newArray.push(opt);
+ }
+ });
+ connection.mediaConstraints.video.optional = newArray;
+ }
+ }
+ }
+
+ connection.getExtraData = function(remoteUserId) {
+ if (!remoteUserId) throw 'remoteUserId is required.';
+ if (!connection.peers[remoteUserId]) return {};
+ return connection.peers[remoteUserId].extra;
+ };
+
+ if (!!forceOptions.autoOpenOrJoin) {
+ connection.openOrJoin(connection.sessionid);
}
+
+ connection.onUserIdAlreadyTaken = function(useridAlreadyTaken, yourNewUserId) {
+ if (connection.enableLogs) {
+ console.warn('Userid already taken.', useridAlreadyTaken, 'Your new userid:', yourNewUserId);
+ }
+
+ connection.join(useridAlreadyTaken);
+ };
+
+ connection.trickleIce = true;
}
diff --git a/RTCMultiConnection/dev/RTCPeerConnection.js b/RTCMultiConnection/dev/RTCPeerConnection.js
index 6e981a10..e7797585 100755
--- a/RTCMultiConnection/dev/RTCPeerConnection.js
+++ b/RTCMultiConnection/dev/RTCPeerConnection.js
@@ -34,33 +34,32 @@ if (typeof mozRTCPeerConnection !== 'undefined') {
RTCPeerConnection = webkitRTCPeerConnection;
} else if (typeof window.RTCPeerConnection !== 'undefined') {
RTCPeerConnection = window.RTCPeerConnection;
-} else {
- console.error('WebRTC 1.0 (RTCPeerConnection) API are NOT available in this browser.');
- RTCPeerConnection = window.RTCSessionDescription = window.RTCIceCandidate = function() {};
}
var RTCSessionDescription = window.RTCSessionDescription || window.mozRTCSessionDescription;
var RTCIceCandidate = window.RTCIceCandidate || window.mozRTCIceCandidate;
var MediaStreamTrack = window.MediaStreamTrack;
-var Plugin = {};
-
-function onPluginRTCInitialized(pluginRTCObject) {
- Plugin = pluginRTCObject;
- MediaStreamTrack = Plugin.MediaStreamTrack;
- RTCPeerConnection = Plugin.RTCPeerConnection;
- RTCIceCandidate = Plugin.RTCIceCandidate;
- RTCSessionDescription = Plugin.RTCSessionDescription;
+window.onPluginRTCInitialized = function() {
+ MediaStreamTrack = window.PluginRTC.MediaStreamTrack;
+ RTCPeerConnection = window.PluginRTC.RTCPeerConnection;
+ RTCIceCandidate = window.PluginRTC.RTCIceCandidate;
+ RTCSessionDescription = window.PluginRTC.RTCSessionDescription;
}
-if (typeof PluginRTC !== 'undefined') onPluginRTCInitialized(PluginRTC);
-var isSafari = Object.prototype.toString.call(window.HTMLElement).indexOf('Constructor') > 0;
-var isIE = !!document.documentMode;
-var isPluginRTC = isSafari || isIE;
+if (typeof window.PluginRTC !== 'undefined') {
+ window.onPluginRTCInitialized();
+}
function PeerInitiator(config) {
- this.extra = config.remoteSdp ? config.remoteSdp.extra : config.rtcMultiConnection.extra;
- this.remoteUserId = config.remoteUserId;
+ if (!RTCPeerConnection) {
+ throw 'WebRTC 1.0 (RTCPeerConnection) API are NOT available in this browser.';
+ }
+
+ var connection = config.rtcMultiConnection;
+
+ this.extra = config.remoteSdp ? config.remoteSdp.extra : connection.extra;
+ this.userid = config.userid;
this.streams = [];
this.channels = [];
this.connectionDescription = config.connectionDescription;
@@ -73,27 +72,6 @@ function PeerInitiator(config) {
var allRemoteStreams = {};
- if (Object.observe) {
- var that = this;
- Object.observe(this.channels, function(changes) {
- changes.forEach(function(change) {
- if (change.type === 'add') {
- change.object[change.name].addEventListener('close', function() {
- delete that.channels[that.channels.indexOf(change.object[change.name])];
- that.channels = removeNullEntries(that.channels);
- }, false);
- }
- if (change.type === 'remove' || change.type === 'delete') {
- if (that.channels.indexOf(change.object[change.name]) !== -1) {
- delete that.channels.indexOf(change.object[change.name]);
- }
- }
-
- that.channels = removeNullEntries(that.channels);
- });
- });
- }
-
defaults.sdpConstraints = setSdpConstraints({
OfferToReceiveAudio: true,
OfferToReceiveVideo: true
@@ -107,15 +85,15 @@ function PeerInitiator(config) {
}
var localStreams = [];
- config.localStreams.forEach(function(stream) {
+ connection.attachStreams.forEach(function(stream) {
if (!!stream) localStreams.push(stream);
});
if (!renegotiatingPeer) {
peer = new RTCPeerConnection(navigator.onLine ? {
- iceServers: config.iceServers,
+ iceServers: connection.iceServers,
iceTransports: 'all'
- } : null, config.optionalArgument);
+ } : null, window.PluginRTC ? null : connection.optionalArgument);
} else {
peer = config.peerRef;
@@ -126,9 +104,10 @@ function PeerInitiator(config) {
}
});
- config.removeStreams.forEach(function(streamToRemove, index) {
+ connection.removeStreams.forEach(function(streamToRemove, index) {
if (stream === streamToRemove) {
- if (!!peer.removeStream) {
+ stream = connection.beforeRemovingStream(stream);
+ if (stream && !!peer.removeStream) {
peer.removeStream(stream);
}
@@ -142,8 +121,33 @@ function PeerInitiator(config) {
});
}
+ if (connection.DetectRTC.browser.name === 'Firefox') {
+ peer.removeStream = function(stream) {
+ stream.mute();
+ connection.StreamsHandler.onSyncNeeded(stream.streamid, 'stream-removed');
+ };
+ }
+
peer.onicecandidate = function(event) {
- if (!event.candidate) return;
+ if (!event.candidate) {
+ if (!connection.trickleIce) {
+ var localSdp = peer.localDescription;
+ config.onLocalSdp({
+ type: localSdp.type,
+ sdp: localSdp.sdp,
+ remotePeerSdpConstraints: config.remotePeerSdpConstraints || false,
+ renegotiatingPeer: !!config.renegotiatingPeer || false,
+ connectionDescription: that.connectionDescription,
+ dontGetRemoteStream: !!config.dontGetRemoteStream,
+ extra: connection ? connection.extra : {},
+ streamsToShare: streamsToShare,
+ isFirefoxOffered: isFirefox
+ });
+ }
+ return;
+ }
+
+ if (!connection.trickleIce) return;
config.onLocalCandidate({
candidate: event.candidate.candidate,
sdpMid: event.candidate.sdpMid,
@@ -165,36 +169,29 @@ function PeerInitiator(config) {
return;
}
- peer.addStream(localStream);
+ localStream = connection.beforeAddingStream(localStream);
+ if (localStream) {
+ peer.addStream(localStream);
+ }
});
peer.oniceconnectionstatechange = peer.onsignalingstatechange = function() {
+ var extra = that.extra;
+ if (connection.peers[that.userid]) {
+ extra = connection.peers[that.userid].extra || extra;
+ }
+
+ if (!peer) {
+ return;
+ }
+
config.onPeerStateChanged({
iceConnectionState: peer.iceConnectionState,
iceGatheringState: peer.iceGatheringState,
signalingState: peer.signalingState,
- extra: that.extra,
- userid: that.remoteUserId
+ extra: extra,
+ userid: that.userid
});
-
- if (peer.iceConnectionState.search(/disconnected|closed|failed/gi) !== -1) {
- if (peer.firedOnce) return;
- peer.firedOnce = true;
-
- for (var id in allRemoteStreams) {
- config.onRemoteStreamRemoved(allRemoteStreams[id]);
- }
- allRemoteStreams = {};
-
- if (that.connectionDescription && config.rtcMultiConnection.userid == that.connectionDescription.sender && !!config.rtcMultiConnection.autoReDialOnFailure) {
- setTimeout(function() {
- if (peer.iceConnectionState.search(/disconnected|closed|failed/gi) !== -1) {
- config.rtcMultiConnection.rejoin(that.connectionDescription);
- peer.firedOnce = false;
- }
- }, 5000);
- }
- }
};
var sdpConstraints = {
@@ -220,11 +217,12 @@ function PeerInitiator(config) {
event.stream.isVideo = streamToShare.isVideo;
event.stream.isScreen = streamToShare.isScreen;
}
-
event.stream.streamid = event.stream.id;
if (!event.stream.stop) {
event.stream.stop = function() {
- fireEvent(event.stream, 'ended', event);
+ if (isFirefox) {
+ fireEvent(this, 'ended');
+ }
};
}
allRemoteStreams[event.stream.id] = event.stream;
@@ -246,15 +244,10 @@ function PeerInitiator(config) {
};
this.addRemoteSdp = function(remoteSdp) {
+ remoteSdp.sdp = connection.processSdp(remoteSdp.sdp);
peer.setRemoteDescription(new RTCSessionDescription(remoteSdp), function() {}, function(error) {
- if (!!config.rtcMultiConnection.enableLogs) {
- console.error(JSON.stringify(error, null, '\t'));
- }
-
- if (!!config.rtcMultiConnection.autoReDialOnFailure) {
- setTimeout(function() {
- config.rtcMultiConnection.rejoin(that.connectionDescription);
- }, 2000);
+ if (!!connection.enableLogs) {
+ console.error(JSON.stringify(error, null, '\t'), '\n', remoteSdp.type, remoteSdp.sdp);
}
});
};
@@ -265,7 +258,7 @@ function PeerInitiator(config) {
isOfferer = false;
}
- if (config.enableDataChannels === true) {
+ if (connection.session.data === true) {
createDataChannel();
}
@@ -322,10 +315,10 @@ function PeerInitiator(config) {
peer.channel = channel;
}
- if (config.session.audio == 'two-way' || config.session.video == 'two-way' || config.session.screen == 'two-way') {
+ if (connection.session.audio == 'two-way' || connection.session.video == 'two-way' || connection.session.screen == 'two-way') {
defaults.sdpConstraints = setSdpConstraints({
- OfferToReceiveAudio: config.session.audio == 'two-way' || (config.remoteSdp && config.remoteSdp.remotePeerSdpConstraints && config.remoteSdp.remotePeerSdpConstraints.OfferToReceiveAudio),
- OfferToReceiveVideo: config.session.video == 'two-way' || config.session.screen == 'two-way' || (config.remoteSdp && config.remoteSdp.remotePeerSdpConstraints && config.remoteSdp.remotePeerSdpConstraints.OfferToReceiveAudio)
+ OfferToReceiveAudio: connection.session.audio == 'two-way' || (config.remoteSdp && config.remoteSdp.remotePeerSdpConstraints && config.remoteSdp.remotePeerSdpConstraints.OfferToReceiveAudio),
+ OfferToReceiveVideo: connection.session.video == 'two-way' || connection.session.screen == 'two-way' || (config.remoteSdp && config.remoteSdp.remotePeerSdpConstraints && config.remoteSdp.remotePeerSdpConstraints.OfferToReceiveAudio)
});
}
@@ -339,8 +332,10 @@ function PeerInitiator(config) {
});
peer[isOfferer ? 'createOffer' : 'createAnswer'](function(localSdp) {
- localSdp.sdp = config.processSdp(localSdp.sdp);
+ localSdp.sdp = connection.processSdp(localSdp.sdp);
peer.setLocalDescription(localSdp);
+
+ if (!connection.trickleIce) return;
config.onLocalSdp({
type: localSdp.type,
sdp: localSdp.sdp,
@@ -348,28 +343,33 @@ function PeerInitiator(config) {
renegotiatingPeer: !!config.renegotiatingPeer || false,
connectionDescription: that.connectionDescription,
dontGetRemoteStream: !!config.dontGetRemoteStream,
- extra: config.rtcMultiConnection ? config.rtcMultiConnection.extra : {},
+ extra: connection ? connection.extra : {},
streamsToShare: streamsToShare,
isFirefoxOffered: isFirefox
});
}, function(error) {
- if (!!config.rtcMultiConnection.enableLogs) {
+ if (!!connection.enableLogs) {
console.error('sdp-error', error);
}
-
- if (!!config.rtcMultiConnection.autoReDialOnFailure && !isFirefox && !isFirefoxOffered) {
- setTimeout(function() {
- config.rtcMultiConnection.rejoin(that.connectionDescription);
- }, 2000);
- }
}, defaults.sdpConstraints);
peer.nativeClose = peer.close;
peer.close = function() {
- if (peer && peer.iceConnectionState === 'connected') {
- peer.nativeClose();
- peer = null;
+ if (!peer) {
+ return;
}
+
+ try {
+ if (peer.iceConnectionState.search(/closed|failed/gi) === -1) {
+ peer.getRemoteStreams().forEach(function(stream) {
+ stream.stop();
+ });
+ }
+ peer.nativeClose();
+ } catch (e) {}
+
+ peer = null;
+ that.peer = null;
};
this.peer = peer;
diff --git a/RTCMultiConnection/dev/Screen-Capturing.js b/RTCMultiConnection/dev/Screen-Capturing.js
index 74e925d4..7a2961a8 100755
--- a/RTCMultiConnection/dev/Screen-Capturing.js
+++ b/RTCMultiConnection/dev/Screen-Capturing.js
@@ -160,8 +160,10 @@ function getChromeExtensionStatus(extensionid, callback) {
// this function explains how to use above methods/objects
function getScreenConstraints(callback) {
var firefoxScreenConstraints = {
- mozMediaSource: 'screen',
- mediaSource: 'screen'
+ mozMediaSource: 'window',
+ mediaSource: 'window',
+ width: 29999,
+ height: 8640
};
if (isFirefox) return callback(null, firefoxScreenConstraints);
@@ -173,13 +175,12 @@ function getScreenConstraints(callback) {
var screen_constraints = {
mandatory: {
chromeMediaSource: chromeMediaSource,
- maxWidth: screen.width > 1920 ? screen.width : 1920,
- maxHeight: screen.height > 1080 ? screen.height : 1080,
+ maxWidth: 29999,
+ maxHeight: 8640,
minFrameRate: 30,
- maxFrameRate: 64,
- minAspectRatio: 1.77,
- googLeakyBucket: true,
- googTemporalLayeredScreencast: true
+ maxFrameRate: 128,
+ minAspectRatio: 1.77, // 2.39
+ googLeakyBucket: true
},
optional: []
};
diff --git a/RTCMultiConnection/dev/SocketConnection.js b/RTCMultiConnection/dev/SocketConnection.js
index 0049330d..00cb18d7 100755
--- a/RTCMultiConnection/dev/SocketConnection.js
+++ b/RTCMultiConnection/dev/SocketConnection.js
@@ -7,10 +7,16 @@ function SocketConnection(connection, connectCallback) {
if (connection.enableScalableBroadcast) {
parameters += '&enableScalableBroadcast=true';
- parameters += '&singleBroadcastAttendees=' + connection.singleBroadcastAttendees;
+ parameters += '&maxRelayLimitPerUser=' + (connection.maxRelayLimitPerUser || 2);
}
- var socket = io.connect((connection.socketURL || '/') + parameters, connection.socketOptions);
+ var socket;
+
+ try {
+ socket = io((connection.socketURL || '/') + parameters);
+ } catch (e) {
+ socket = io.connect((connection.socketURL || '/') + parameters, connection.socketOptions);
+ }
var mPeer = connection.multiPeersHandler;
@@ -43,7 +49,7 @@ function SocketConnection(connection, connectCallback) {
var action = message.message.action;
- if (action === 'ended') {
+ if (action === 'ended' || action === 'stream-removed') {
connection.onstreamended(stream);
return;
}
@@ -59,7 +65,7 @@ function SocketConnection(connection, connectCallback) {
}
mPeer.onNegotiationNeeded({
- allParticipants: connection.peers.getAllParticipants(message.sender)
+ allParticipants: connection.getAllParticipants(message.sender)
}, message.sender);
return;
}
@@ -73,11 +79,7 @@ function SocketConnection(connection, connectCallback) {
}
if (message.message === 'dropPeerConnection') {
- if (connection.peers[message.sender]) {
- connection.peers[message.sender].peer.close();
- connection.peers[message.sender].peer = null;
- delete connection.peers[message.sender];
- }
+ connection.deletePeer(message.sender);
return;
}
@@ -128,11 +130,7 @@ function SocketConnection(connection, connectCallback) {
if (message.message.newParticipationRequest && message.sender !== connection.userid) {
if (connection.peers[message.sender]) {
- if (connection.peers[message.sender].peer) {
- connection.peers[message.sender].peer.close();
- connection.peers[message.sender].peer = null;
- }
- delete connection.peers[message.sender];
+ connection.deletePeer(message.sender);
}
var userPreferences = {
@@ -246,10 +244,7 @@ function SocketConnection(connection, connectCallback) {
extra: connection.peers[remoteUserId] ? connection.peers[remoteUserId].extra || {} : {}
});
- if (connection.peers[remoteUserId] && connection.peers[remoteUserId].peer) {
- connection.peers[remoteUserId].peer.close();
- delete connection.peers[remoteUserId];
- }
+ connection.deletePeer(remoteUserId);
});
socket.on('user-connected', function(userid) {
@@ -264,6 +259,22 @@ function SocketConnection(connection, connectCallback) {
});
});
+ socket.on('closed-entire-session', function(sessionid, extra) {
+ connection.leave();
+ connection.onEntireSessionClosed({
+ sessionid: sessionid,
+ userid: sessionid,
+ extra: extra
+ });
+ });
+
+ socket.on('userid-already-taken', function(useridAlreadyTaken, yourNewUserId) {
+ connection.isInitiator = false;
+ connection.userid = yourNewUserId;
+
+ connection.onUserIdAlreadyTaken(useridAlreadyTaken, yourNewUserId);
+ })
+
socket.on('logs', function(log) {
if (!connection.enableLogs) return;
console.debug('server-logs', log);
diff --git a/RTCMultiConnection/dev/StreamsHandler.js b/RTCMultiConnection/dev/StreamsHandler.js
index b828bb1f..b0dd7e9c 100755
--- a/RTCMultiConnection/dev/StreamsHandler.js
+++ b/RTCMultiConnection/dev/StreamsHandler.js
@@ -26,9 +26,11 @@ var StreamsHandler = (function() {
}
function setHandlers(stream, syncAction, connection) {
+ if (!stream || !stream.addEventListener) return;
+
if (typeof syncAction == 'undefined' || syncAction == true) {
stream.addEventListener('ended', function() {
- StreamsHandler.onSyncNeeded(stream.streamid, 'ended');
+ StreamsHandler.onSyncNeeded(this.streamid, 'ended');
}, false);
}
@@ -56,7 +58,7 @@ var StreamsHandler = (function() {
StreamsHandler.onSyncNeeded(stream.streamid, 'mute', type);
}
- connection.streamEvents[stream.streamid].muteType = type;
+ connection.streamEvents[stream.streamid].muteType = type || 'both';
fireEvent(stream, 'mute', type);
};
@@ -107,7 +109,7 @@ var StreamsHandler = (function() {
StreamsHandler.onSyncNeeded(stream.streamid, 'unmute', type);
}
- connection.streamEvents[stream.streamid].unmuteType = type;
+ connection.streamEvents[stream.streamid].unmuteType = type || 'both';
fireEvent(stream, 'unmute', type);
};
diff --git a/RTCMultiConnection/dev/getScreenId.js b/RTCMultiConnection/dev/getScreenId.js
index 84df1cce..031d2cc5 100755
--- a/RTCMultiConnection/dev/getScreenId.js
+++ b/RTCMultiConnection/dev/getScreenId.js
@@ -30,7 +30,9 @@ getScreenId(function (error, sourceId, screen_constraints) {
callback(null, 'firefox', {
video: {
mozMediaSource: 'window',
- mediaSource: 'window'
+ mediaSource: 'window',
+ width: 29999,
+ height: 8640
}
});
return;
@@ -64,8 +66,12 @@ getScreenId(function (error, sourceId, screen_constraints) {
video: {
mandatory: {
chromeMediaSource: error ? 'screen' : 'desktop',
- maxWidth: window.screen.width > 1920 ? window.screen.width : 1920,
- maxHeight: window.screen.height > 1080 ? window.screen.height : 1080
+ maxWidth: 29999,
+ maxHeight: 8640,
+ minFrameRate: 30,
+ maxFrameRate: 128,
+ minAspectRatio: 1.77, // 2.39
+ googLeakyBucket: true
},
optional: []
}
@@ -136,7 +142,9 @@ getScreenId(function (error, sourceId, screen_constraints) {
callback(null, 'firefox', {
video: {
mozMediaSource: 'window',
- mediaSource: 'window'
+ mediaSource: 'window',
+ width: 29999,
+ height: 8640
}
});
return;
@@ -170,8 +178,12 @@ getScreenId(function (error, sourceId, screen_constraints) {
video: {
mandatory: {
chromeMediaSource: error ? 'screen' : 'desktop',
- maxWidth: window.screen.width > 1920 ? window.screen.width : 1920,
- maxHeight: window.screen.height > 1080 ? window.screen.height : 1080
+ maxWidth: 29999,
+ maxHeight: 8640,
+ minFrameRate: 30,
+ maxFrameRate: 128,
+ minAspectRatio: 1.77, // 2.39
+ googLeakyBucket: true
},
optional: []
}
diff --git a/RTCMultiConnection/dev/getUserMedia.js b/RTCMultiConnection/dev/getUserMedia.js
index 07afd5b7..ff68ed1f 100755
--- a/RTCMultiConnection/dev/getUserMedia.js
+++ b/RTCMultiConnection/dev/getUserMedia.js
@@ -1,5 +1,9 @@
// getUserMediaHandler.js
+if (typeof webrtcUtils !== 'undefined') {
+ webrtcUtils.enableLogs = false;
+}
+
function setStreamType(constraints, stream) {
if (constraints.mandatory && constraints.mandatory.chromeMediaSource) {
stream.isScreen = true;
@@ -11,10 +15,31 @@ function setStreamType(constraints, stream) {
stream.isAudio = true;
}
}
+
var currentUserMediaRequest = {
streams: [],
mutex: false,
- queueRequests: []
+ queueRequests: [],
+ remove: function(idInstance) {
+ this.mutex = false;
+
+ var stream = this.streams[idInstance];
+ if (!stream) {
+ return;
+ }
+
+ stream = stream.stream;
+
+ var options = stream.currentUserMediaRequestOptions;
+
+ if (this.queueRequests.indexOf(options)) {
+ delete this.queueRequests[this.queueRequests.indexOf(options)];
+ this.queueRequests = removeNullEntries(this.queueRequests);
+ }
+
+ this.streams[idInstance].stream = null;
+ delete this.streams[idInstance];
+ }
};
function getUserMediaHandler(options) {
@@ -54,9 +79,9 @@ function getUserMediaHandler(options) {
if (currentUserMediaRequest.streams[idInstance]) {
streaming(currentUserMediaRequest.streams[idInstance].stream, true);
} else {
- if (isPluginRTC) {
+ if (isPluginRTC && window.PluginRTC) {
var mediaElement = document.createElement('video');
- Plugin.getUserMedia({
+ window.PluginRTC.getUserMedia({
audio: true,
video: true
}, function(stream) {
@@ -67,22 +92,11 @@ function getUserMediaHandler(options) {
return;
}
- navigator.getMedia = navigator.webkitGetUserMedia || navigator.mozGetUserMedia;
-
- if (typeof DetectRTC !== 'undefined') {
- if (!DetectRTC.hasMicrophone) {
- options.localMediaConstraints.audio = false;
- }
-
- if (!DetectRTC.hasWebcam) {
- options.localMediaConstraints.video = false;
- }
- }
-
- navigator.getMedia(options.localMediaConstraints, function(stream) {
- stream.streamid = stream.id || getRandomString();
+ navigator.mediaDevices.getUserMedia(options.localMediaConstraints).then(function(stream) {
+ stream.streamid = stream.streamid || stream.id || getRandomString();
+ stream.idInstance = idInstance;
streaming(stream);
- }, function(error) {
+ }).catch(function(error) {
options.onLocalMediaError(error, options.localMediaConstraints);
});
}
diff --git a/RTCMultiConnection/dev/globals.js b/RTCMultiConnection/dev/globals.js
index 492adbb1..4f126f56 100755
--- a/RTCMultiConnection/dev/globals.js
+++ b/RTCMultiConnection/dev/globals.js
@@ -6,14 +6,27 @@ var isSafari = Object.prototype.toString.call(window.HTMLElement).indexOf('Const
var isChrome = !!window.chrome && !isOpera;
var isIE = !!document.documentMode;
-var isPluginRTC = isSafari || isIE;
-
var isMobileDevice = !!navigator.userAgent.match(/Android|iPhone|iPad|iPod|BlackBerry|IEMobile/i);
+if (typeof cordova !== 'undefined') {
+ isMobileDevice = true;
+ isChrome = true;
+}
+
+if (navigator && navigator.userAgent && navigator.userAgent.indexOf('Crosswalk') !== -1) {
+ isMobileDevice = true;
+ isChrome = true;
+}
+
+var isPluginRTC = !isMobileDevice && (isSafari || isIE);
+
+if (isPluginRTC && typeof URL !== 'undefined') {
+ URL.createObjectURL = function() {};
+}
+
// detect node-webkit
var isNodeWebkit = !!(window.process && (typeof window.process === 'object') && window.process.versions && window.process.versions['node-webkit']);
-
var chromeVersion = 50;
var matchArray = navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./);
if (isChrome && matchArray && matchArray[2]) {
@@ -73,6 +86,8 @@ function setHarkEvents(connection, streamEvent) {
}
function setMuteHandlers(connection, streamEvent) {
+ if (!streamEvent.stream || !streamEvent.stream.addEventListener) return;
+
streamEvent.stream.addEventListener('mute', function(event) {
event = connection.streamEvents[event.target.streamid];
@@ -111,19 +126,19 @@ function getRandomString() {
// Get HTMLAudioElement/HTMLVideoElement accordingly
-function getRMCMediaElement(stream, callback) {
+function getRMCMediaElement(stream, callback, connection) {
var isAudioOnly = false;
- if (!stream.getVideoTracks().length) {
+ if (!!stream.getVideoTracks && !stream.getVideoTracks().length) {
isAudioOnly = true;
}
var mediaElement = document.createElement(isAudioOnly ? 'audio' : 'video');
- if (isPluginRTC) {
+ if (isPluginRTC && window.PluginRTC) {
connection.videosContainer.insertBefore(mediaElement, connection.videosContainer.firstChild);
setTimeout(function() {
- Plugin.attachMediaStream(mediaElement, stream);
+ window.PluginRTC.attachMediaStream(mediaElement, stream);
callback(mediaElement);
}, 1000);
@@ -132,17 +147,42 @@ function getRMCMediaElement(stream, callback) {
// "mozSrcObject" is always preferred over "src"!!
mediaElement[isFirefox ? 'mozSrcObject' : 'src'] = isFirefox ? stream : window.URL.createObjectURL(stream);
-
mediaElement.controls = true;
// http://goo.gl/WZ5nFl
// Firefox don't yet support onended for any stream (remote/local)
if (isFirefox) {
mediaElement.addEventListener('ended', function() {
- if (stream.onended) {
- stream.onended();
+ // fireEvent(stream, 'ended', stream);
+ currentUserMediaRequest.remove(stream.idInstance);
+
+ if (stream.type === 'local') {
+ StreamsHandler.onSyncNeeded(stream.streamid, 'ended');
+
+ connection.attachStreams.forEach(function(aStream, idx) {
+ if (stream.streamid === aStream.streamid) {
+ delete connection.attachStreams[idx];
+ }
+ });
+
+ var newStreamsArray = [];
+ connection.attachStreams.forEach(function(aStream) {
+ if (aStream) {
+ newStreamsArray.push(aStream);
+ }
+ });
+ connection.attachStreams = newStreamsArray;
+
+ var streamEvent = connection.streamEvents[stream.streamid];
+
+ if (streamEvent) {
+ connection.onstreamended(streamEvent);
+ return;
+ }
+ if (this.parentNode) {
+ this.parentNode.removeChild(this);
+ }
}
- fireEvent(stream, 'ended', stream.type);
}, false);
}
@@ -199,16 +239,50 @@ if (typeof MediaStream === 'undefined' && typeof webkitMediaStream !== 'undefine
}
/*global MediaStream:true */
-if (typeof MediaStream !== 'undefined' && !('stop' in MediaStream.prototype)) {
- MediaStream.prototype.stop = function() {
- this.getAudioTracks().forEach(function(track) {
- track.stop();
- });
+if (typeof MediaStream !== 'undefined') {
+ if (!('getVideoTracks' in MediaStream.prototype)) {
+ MediaStream.prototype.getVideoTracks = function() {
+ if (!this.getTracks) {
+ return [];
+ }
- this.getVideoTracks().forEach(function(track) {
- track.stop();
- });
+ var tracks = [];
+ this.getTracks.forEach(function(track) {
+ if (track.kind.toString().indexOf('video') !== -1) {
+ tracks.push(track);
+ }
+ });
+ return tracks;
+ };
- fireEvent(this, 'ended');
- };
+ MediaStream.prototype.getAudioTracks = function() {
+ if (!this.getTracks) {
+ return [];
+ }
+
+ var tracks = [];
+ this.getTracks.forEach(function(track) {
+ if (track.kind.toString().indexOf('audio') !== -1) {
+ tracks.push(track);
+ }
+ });
+ return tracks;
+ };
+ }
+
+ if (!('stop' in MediaStream.prototype)) {
+ MediaStream.prototype.stop = function() {
+ this.getAudioTracks().forEach(function(track) {
+ if (!!track.stop) {
+ track.stop();
+ }
+ });
+
+ this.getVideoTracks().forEach(function(track) {
+ if (!!track.stop) {
+ track.stop();
+ }
+ });
+ };
+ }
}
diff --git a/RTCMultiConnection/dev/gumadapter.js b/RTCMultiConnection/dev/gumadapter.js
new file mode 100644
index 00000000..18b3629d
--- /dev/null
+++ b/RTCMultiConnection/dev/gumadapter.js
@@ -0,0 +1,367 @@
+// Last time updated at Fri Jan 08 2016 14:06
+
+// gumadapter.js
+// https://cdn.webrtc-experiment.com/gumadapter.js
+
+// getUserMedia hacks from git/webrtc/adapter;
+// removed redundant codes
+// A-to-Zee, all copyrights goes to:
+// https://github.com/webrtc/adapter/blob/master/LICENSE.md
+
+var getUserMedia = null;
+var webrtcDetectedBrowser = null;
+var webrtcDetectedVersion = null;
+var webrtcMinimumVersion = null;
+
+var webrtcUtils = window.webrtcUtils || {};
+if (!webrtcUtils.enableLogs) {
+ webrtcUtils.enableLogs = true;
+}
+if (!webrtcUtils.log) {
+ webrtcUtils.log = function() {
+ if (!webrtcUtils.enableLogs) {
+ return;
+ }
+
+ // suppress console.log output when being included as a module.
+ if (typeof module !== 'undefined' ||
+ typeof require === 'function' && typeof define === 'function') {
+ return;
+ }
+ console.log.apply(console, arguments);
+ };
+}
+
+if (!webrtcUtils.extractVersion) {
+ webrtcUtils.extractVersion = function(uastring, expr, pos) {
+ var match = uastring.match(expr);
+ return match && match.length >= pos && parseInt(match[pos], 10);
+ };
+}
+
+if (typeof window === 'object') {
+ if (window.HTMLMediaElement &&
+ !('srcObject' in window.HTMLMediaElement.prototype)) {
+ // Shim the srcObject property, once, when HTMLMediaElement is found.
+ Object.defineProperty(window.HTMLMediaElement.prototype, 'srcObject', {
+ get: function() {
+ // If prefixed srcObject property exists, return it.
+ // Otherwise use the shimmed property, _srcObject
+ return 'mozSrcObject' in this ? this.mozSrcObject : this._srcObject;
+ },
+ set: function(stream) {
+ if ('mozSrcObject' in this) {
+ this.mozSrcObject = stream;
+ } else {
+ // Use _srcObject as a private property for this shim
+ this._srcObject = stream;
+ // TODO: revokeObjectUrl(this.src) when !stream to release resources?
+ this.src = stream ? URL.createObjectURL(stream) : null;
+ }
+ }
+ });
+ }
+
+ // chrome 50+ supports promises over "play" method
+ HTMLMediaElement.prototype.nativePlay = HTMLMediaElement.prototype.play;
+ HTMLMediaElement.prototype.play = function() {
+ var myself = this;
+ var promise = myself.nativePlay();
+ if (promise) {
+ promise.then(function() {
+ // maybe it is Android
+ setTimeout(function() {
+ myself.nativePlay().then(function() {
+ // skip
+ }).catch(function() {
+ alert('Video requires manual action to start the player.');
+ });
+ }, 1000);
+ }).catch(function() {
+ // maybe it is iOS webview
+ setTimeout(function() {
+ myself.nativePlay().then(function() {
+ // skip
+ }).catch(function() {
+ alert('Video requires manual action to start the player.');
+ });
+ }, 1000);
+ });
+ }
+ };
+
+ // Proxy existing globals
+ getUserMedia = window.navigator && window.navigator.getUserMedia;
+}
+
+if (typeof window === 'undefined' || !window.navigator) {
+ webrtcDetectedBrowser = 'not a browser';
+} else if (navigator.mozGetUserMedia && window.mozRTCPeerConnection) {
+ webrtcDetectedBrowser = 'firefox';
+
+ // the detected firefox version.
+ webrtcDetectedVersion = webrtcUtils.extractVersion(navigator.userAgent,
+ /Firefox\/([0-9]+)\./, 1);
+
+ // the minimum firefox version still supported by adapter.
+ webrtcMinimumVersion = 31;
+
+ // getUserMedia constraints shim.
+ getUserMedia = function(constraints, onSuccess, onError) {
+ var constraintsToFF37 = function(c) {
+ if (typeof c !== 'object' || c.require) {
+ return c;
+ }
+ var require = [];
+ Object.keys(c).forEach(function(key) {
+ if (key === 'require' || key === 'advanced' || key === 'mediaSource') {
+ return;
+ }
+ var r = c[key] = (typeof c[key] === 'object') ?
+ c[key] : {
+ ideal: c[key]
+ };
+ if (r.min !== undefined ||
+ r.max !== undefined || r.exact !== undefined) {
+ require.push(key);
+ }
+ if (r.exact !== undefined) {
+ if (typeof r.exact === 'number') {
+ r.min = r.max = r.exact;
+ } else {
+ c[key] = r.exact;
+ }
+ delete r.exact;
+ }
+ if (r.ideal !== undefined) {
+ c.advanced = c.advanced || [];
+ var oc = {};
+ if (typeof r.ideal === 'number') {
+ oc[key] = {
+ min: r.ideal,
+ max: r.ideal
+ };
+ } else {
+ oc[key] = r.ideal;
+ }
+ c.advanced.push(oc);
+ delete r.ideal;
+ if (!Object.keys(r).length) {
+ delete c[key];
+ }
+ }
+ });
+ if (require.length) {
+ c.require = require;
+ }
+ return c;
+ };
+ if (webrtcDetectedVersion < 38) {
+ webrtcUtils.log('spec: ' + JSON.stringify(constraints));
+ if (constraints.audio) {
+ constraints.audio = constraintsToFF37(constraints.audio);
+ }
+ if (constraints.video) {
+ constraints.video = constraintsToFF37(constraints.video);
+ }
+ webrtcUtils.log('ff37: ' + JSON.stringify(constraints));
+ }
+ return navigator.mozGetUserMedia(constraints, onSuccess, onError);
+ };
+
+ navigator.getUserMedia = getUserMedia;
+
+ // Shim for mediaDevices on older versions.
+ if (!navigator.mediaDevices) {
+ navigator.mediaDevices = {
+ getUserMedia: requestUserMedia,
+ addEventListener: function() {},
+ removeEventListener: function() {}
+ };
+ }
+ navigator.mediaDevices.enumerateDevices =
+ navigator.mediaDevices.enumerateDevices || function() {
+ return new Promise(function(resolve) {
+ var infos = [{
+ kind: 'audioinput',
+ deviceId: 'default',
+ label: '',
+ groupId: ''
+ }, {
+ kind: 'videoinput',
+ deviceId: 'default',
+ label: '',
+ groupId: ''
+ }];
+ resolve(infos);
+ });
+ };
+
+ if (webrtcDetectedVersion < 41) {
+ // Work around http://bugzil.la/1169665
+ var orgEnumerateDevices =
+ navigator.mediaDevices.enumerateDevices.bind(navigator.mediaDevices);
+ navigator.mediaDevices.enumerateDevices = function() {
+ return orgEnumerateDevices().then(undefined, function(e) {
+ if (e.name === 'NotFoundError') {
+ return [];
+ }
+ throw e;
+ });
+ };
+ }
+
+} else if (navigator.webkitGetUserMedia && window.webkitRTCPeerConnection) {
+ webrtcDetectedBrowser = 'chrome';
+
+ webrtcDetectedVersion = webrtcUtils.extractVersion(navigator.userAgent,
+ /Chrom(e|ium)\/([0-9]+)\./, 2);
+
+ // the minimum chrome version still supported by adapter.
+ webrtcMinimumVersion = 38;
+
+ // getUserMedia constraints shim.
+ var constraintsToChrome = function(c) {
+ if (typeof c !== 'object' || c.mandatory || c.optional) {
+ return c;
+ }
+ var cc = {};
+ Object.keys(c).forEach(function(key) {
+ if (key === 'require' || key === 'advanced' || key === 'mediaSource') {
+ return;
+ }
+ var r = (typeof c[key] === 'object') ? c[key] : {
+ ideal: c[key]
+ };
+ if (r.exact !== undefined && typeof r.exact === 'number') {
+ r.min = r.max = r.exact;
+ }
+ var oldname = function(prefix, name) {
+ if (prefix) {
+ return prefix + name.charAt(0).toUpperCase() + name.slice(1);
+ }
+ return (name === 'deviceId') ? 'sourceId' : name;
+ };
+ if (r.ideal !== undefined) {
+ cc.optional = cc.optional || [];
+ var oc = {};
+ if (typeof r.ideal === 'number') {
+ oc[oldname('min', key)] = r.ideal;
+ cc.optional.push(oc);
+ oc = {};
+ oc[oldname('max', key)] = r.ideal;
+ cc.optional.push(oc);
+ } else {
+ oc[oldname('', key)] = r.ideal;
+ cc.optional.push(oc);
+ }
+ }
+ if (r.exact !== undefined && typeof r.exact !== 'number') {
+ cc.mandatory = cc.mandatory || {};
+ cc.mandatory[oldname('', key)] = r.exact;
+ } else {
+ ['min', 'max'].forEach(function(mix) {
+ if (r[mix] !== undefined) {
+ cc.mandatory = cc.mandatory || {};
+ cc.mandatory[oldname(mix, key)] = r[mix];
+ }
+ });
+ }
+ });
+ if (c.advanced) {
+ cc.optional = (cc.optional || []).concat(c.advanced);
+ }
+ return cc;
+ };
+
+ getUserMedia = function(constraints, onSuccess, onError) {
+ if (constraints.audio) {
+ constraints.audio = constraintsToChrome(constraints.audio);
+ }
+ if (constraints.video) {
+ constraints.video = constraintsToChrome(constraints.video);
+ }
+ webrtcUtils.log('chrome: ' + JSON.stringify(constraints));
+ return navigator.webkitGetUserMedia(constraints, onSuccess, onError);
+ };
+ navigator.getUserMedia = getUserMedia;
+
+ if (!navigator.mediaDevices) {
+ navigator.mediaDevices = {
+ getUserMedia: requestUserMedia
+ };
+ }
+
+ // A shim for getUserMedia method on the mediaDevices object.
+ // TODO(KaptenJansson) remove once implemented in Chrome stable.
+ if (!navigator.mediaDevices.getUserMedia) {
+ navigator.mediaDevices.getUserMedia = function(constraints) {
+ return requestUserMedia(constraints);
+ };
+ } else {
+ // Even though Chrome 45 has navigator.mediaDevices and a getUserMedia
+ // function which returns a Promise, it does not accept spec-style
+ // constraints.
+ var origGetUserMedia = navigator.mediaDevices.getUserMedia.
+ bind(navigator.mediaDevices);
+ navigator.mediaDevices.getUserMedia = function(c) {
+ webrtcUtils.log('spec: ' + JSON.stringify(c)); // whitespace for alignment
+ c.audio = constraintsToChrome(c.audio);
+ c.video = constraintsToChrome(c.video);
+ webrtcUtils.log('chrome: ' + JSON.stringify(c));
+ return origGetUserMedia(c);
+ };
+ }
+
+ // Dummy devicechange event methods.
+ // TODO(KaptenJansson) remove once implemented in Chrome stable.
+ if (typeof navigator.mediaDevices.addEventListener === 'undefined') {
+ navigator.mediaDevices.addEventListener = function() {
+ webrtcUtils.log('Dummy mediaDevices.addEventListener called.');
+ };
+ }
+ if (typeof navigator.mediaDevices.removeEventListener === 'undefined') {
+ navigator.mediaDevices.removeEventListener = function() {
+ webrtcUtils.log('Dummy mediaDevices.removeEventListener called.');
+ };
+ }
+
+} else if (navigator.mediaDevices && navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)) {
+ webrtcUtils.log('This appears to be Edge');
+ webrtcDetectedBrowser = 'edge';
+
+ webrtcDetectedVersion = webrtcUtils.extractVersion(navigator.userAgent, /Edge\/(\d+).(\d+)$/, 2);
+
+ // the minimum version still supported by adapter.
+ webrtcMinimumVersion = 12;
+} else {
+ webrtcUtils.log('Browser does not appear to be WebRTC-capable');
+}
+
+// Returns the result of getUserMedia as a Promise.
+function requestUserMedia(constraints) {
+ return new Promise(function(resolve, reject) {
+ getUserMedia(constraints, resolve, reject);
+ });
+}
+
+if (typeof module !== 'undefined') {
+ module.exports = {
+ getUserMedia: getUserMedia,
+ webrtcDetectedBrowser: webrtcDetectedBrowser,
+ webrtcDetectedVersion: webrtcDetectedVersion,
+ webrtcMinimumVersion: webrtcMinimumVersion,
+ webrtcUtils: webrtcUtils
+ };
+} else if ((typeof require === 'function') && (typeof define === 'function')) {
+ // Expose objects and functions when RequireJS is doing the loading.
+ define([], function() {
+ return {
+ getUserMedia: getUserMedia,
+ webrtcDetectedBrowser: webrtcDetectedBrowser,
+ webrtcDetectedVersion: webrtcDetectedVersion,
+ webrtcMinimumVersion: webrtcMinimumVersion,
+ webrtcUtils: webrtcUtils
+ };
+ });
+}
diff --git a/RTCMultiConnection/dev/ios-hacks.js b/RTCMultiConnection/dev/ios-hacks.js
new file mode 100644
index 00000000..5b426064
--- /dev/null
+++ b/RTCMultiConnection/dev/ios-hacks.js
@@ -0,0 +1,20 @@
+// ios-hacks.js
+
+function setCordovaAPIs() {
+ if (DetectRTC.osName !== 'iOS') return;
+ if (typeof cordova === 'undefined' || typeof cordova.plugins === 'undefined' || typeof cordova.plugins.iosrtc === 'undefined') return;
+
+ var iosrtc = cordova.plugins.iosrtc;
+ window.webkitRTCPeerConnection = iosrtc.RTCPeerConnection;
+ window.RTCSessionDescription = iosrtc.RTCSessionDescription;
+ window.RTCIceCandidate = iosrtc.RTCIceCandidate;
+ window.MediaStream = iosrtc.MediaStream;
+ window.MediaStreamTrack = iosrtc.MediaStreamTrack;
+ navigator.getUserMedia = navigator.webkitGetUserMedia = iosrtc.getUserMedia;
+
+ iosrtc.debug.enable('iosrtc*');
+ iosrtc.registerGlobals();
+}
+
+document.addEventListener('deviceready', setCordovaAPIs, false);
+setCordovaAPIs();
diff --git a/RTCMultiConnection/dist/README.md b/RTCMultiConnection/dist/README.md
new file mode 100755
index 00000000..e309a9bf
--- /dev/null
+++ b/RTCMultiConnection/dist/README.md
@@ -0,0 +1,30 @@
+## Link Script Files
+
+All files from `/dist` directory are available on CDN: `https://cdn.webrtc-experiment.com:443/`
+
+```html
+
+
+
+
+
+
+
+
+
+
+```
+
+If you're sharing files, you also need to link:
+
+```html
+
+
+
+
+
+
+
+```
+
+> You can link multiple files from `dev` directory. Order doesn't matters.
diff --git a/Chrome-Extensions/file-sharing/FileBufferReader.js b/RTCMultiConnection/dist/rmc3.fbr.js
old mode 100755
new mode 100644
similarity index 93%
rename from Chrome-Extensions/file-sharing/FileBufferReader.js
rename to RTCMultiConnection/dist/rmc3.fbr.js
index e0e5805e..5401695e
--- a/Chrome-Extensions/file-sharing/FileBufferReader.js
+++ b/RTCMultiConnection/dist/rmc3.fbr.js
@@ -9,12 +9,37 @@ function FileBufferReader() {
fbr.users = {};
fbr.readAsArrayBuffer = function(file, earlyCallback, extra) {
+ if (!file.slice) {
+ console.warn('Not a real File object.', file);
+ return;
+ }
+
+ extra = extra || {
+ userid: 0
+ };
+
+ if (file.extra) {
+ if (typeof file.extra === 'string') {
+ extra.extra = file.extra;
+ } else {
+ for (var e in file.extra) {
+ extra[e] = file.extra[e];
+ }
+ }
+ }
+
+ extra.fileName = file.name;
+
+ if (file.uuid) {
+ extra.fileUniqueId = file.uuid;
+ }
+
var options = {
+ uuid: file.uuid || 0,
file: file,
earlyCallback: earlyCallback,
- extra: extra || {
- userid: 0
- }
+ extra: extra,
+ chunkSize: extra.chunkSize
};
fbrHelper.readAsArrayBuffer(fbr, options);
@@ -127,7 +152,7 @@ function FileBufferReaderHelper() {
type: 'application/javascript'
}));
- if(!window.fileBufferWorker) {
+ if (!window.fileBufferWorker) {
window.fileBufferWorker = new Worker(blob);
}
@@ -145,14 +170,6 @@ function FileBufferReaderHelper() {
};
}
- if (chunk.end) {
- for (var f in options.file) {
- if (![chunk[f]]) {
- chunk[f] = options.file[f];
- }
- }
- }
-
options.extra = options.extra || {
userid: 0
};
@@ -172,7 +189,13 @@ function FileBufferReaderHelper() {
earlyCallback = null;
}
}
- if (typeof Worker !== 'undefined') {
+
+ if (!!navigator.mozGetUserMedia) {
+ window.___Worker = window.Worker;
+ delete window.Worker;
+ }
+
+ if (!!window.Worker && typeof Worker === 'function') {
var webWorker = processInWebWorker(fileReaderWrapper);
webWorker.onmessage = function(event) {
@@ -181,13 +204,11 @@ function FileBufferReaderHelper() {
webWorker.postMessage(options);
} else {
- var reader = new FileReader();
- reader.readAsDataURL(options);
- reader.onload = function(event) {
- callback(event.target.result);
- };
+ fileReaderWrapper(options, processChunk);
- fileReaderWrapper(option, processChunk);
+ if (!!navigator.mozGetUserMedia) {
+ window.Worker = window.___Worker;
+ }
}
};
@@ -198,7 +219,7 @@ function FileBufferReaderHelper() {
var file = options.file;
if (!file.uuid) {
- file.uuid = (Math.random() * 100).toString().replace(/\./g, '');
+ file.uuid = options.fileUniqueId || (Math.random() * 100).toString().replace(/\./g, '');
}
var chunkSize = options.chunkSize || 15 * 1000;
@@ -222,10 +243,12 @@ function FileBufferReaderHelper() {
uuid: file.uuid,
maxChunks: maxChunks,
size: file.size,
- name: file.name,
+ name: file.name || options.extra.fileName,
type: file.type,
lastModifiedDate: !!file.lastModifiedDate ? file.lastModifiedDate.toString() : '',
- start: true
+ start: true,
+ extra: options.extra || options,
+ url: URL.createObjectURL(file)
});
var blob, reader = new FileReader();
@@ -246,11 +269,12 @@ function FileBufferReaderHelper() {
uuid: file.uuid,
maxChunks: maxChunks,
size: file.size,
- name: file.name,
+ name: file.name || options.extra.fileName,
lastModifiedDate: !!file.lastModifiedDate ? file.lastModifiedDate.toString() : '',
url: URL.createObjectURL(file),
type: file.type,
- end: true
+ end: true,
+ extra: options.extra || options
});
}
});
@@ -275,9 +299,10 @@ function FileBufferReaderHelper() {
maxChunks: maxChunks,
size: file.size,
- name: file.name,
+ name: file.name || options.extra.fileName,
lastModifiedDate: !!file.lastModifiedDate ? file.lastModifiedDate.toString() : '',
- type: file.type
+ type: file.type,
+ extra: options.extra || options
});
currentPosition++;
@@ -348,6 +373,7 @@ window.FileSelector = function() {
function FileBufferReceiver(fbr) {
var packets = {};
+ var missedChunks = [];
function receive(chunk, callback) {
if (!chunk.uuid) {
@@ -359,11 +385,34 @@ function FileBufferReceiver(fbr) {
if (chunk.start && !packets[chunk.uuid]) {
packets[chunk.uuid] = [];
+
+ if (!!missedChunks[chunk.uuid]) {
+ packets[chunk.uuid].push(chunk.buffer);
+
+ // need to order "missedChunks" here
+ missedChunks[chunk.uuid].forEach(function(chunk) {
+ receive(chunk, callback);
+ });
+
+ delete missedChunks[chunk.uuid];
+ }
+
if (fbr.onBegin) fbr.onBegin(chunk);
}
if (!chunk.end && chunk.buffer) {
- packets[chunk.uuid].push(chunk.buffer);
+ if (!packets[chunk.uuid]) {
+ // seems {start:true} is skipped or lost or unordered.
+ if (!missedChunks[chunk.uuid]) {
+ missedChunks[chunk.uuid] = [];
+ }
+ missedChunks[chunk.uuid].push(chunk);
+ return;
+ }
+
+ if (packets[chunk.uuid].indexOf(chunk.buffer) == -1) {
+ packets[chunk.uuid].push(chunk.buffer);
+ }
}
if (chunk.end) {
@@ -382,7 +431,8 @@ function FileBufferReceiver(fbr) {
});
blob = merge(blob, chunk);
blob.url = URL.createObjectURL(blob);
- blob.uuid = chunk.uuid;
+ blob.uuid = chunk.uuid || blob.extra.fileUniqueId;
+ blob.name = blob.name || blob.extra.fileName;
if (!blob.size) console.error('Something went wrong. Blob Size is 0.');
diff --git a/RTCMultiConnection/dist/rmc3.fbr.min.js b/RTCMultiConnection/dist/rmc3.fbr.min.js
new file mode 100644
index 00000000..f00835e3
--- /dev/null
+++ b/RTCMultiConnection/dist/rmc3.fbr.min.js
@@ -0,0 +1,3 @@
+// Last time updated: 2016-03-17 11:15:55 AM UTC
+
+function FileBufferReader(){function fbrClone(from,to){if(null==from||"object"!=typeof from)return from;if(from.constructor!=Object&&from.constructor!=Array)return from;if(from.constructor==Date||from.constructor==RegExp||from.constructor==Function||from.constructor==String||from.constructor==Number||from.constructor==Boolean)return new from.constructor(from);to=to||new from.constructor;for(var name in from)to[name]="undefined"==typeof to[name]?fbrClone(from[name],null):to[name];return to}var fbr=this,fbrHelper=new FileBufferReaderHelper;fbr.chunks={},fbr.users={},fbr.readAsArrayBuffer=function(file,earlyCallback,extra){if(!file.slice)return void console.warn("Not a real File object.",file);if(extra=extra||{userid:0},file.extra)if("string"==typeof file.extra)extra.extra=file.extra;else for(var e in file.extra)extra[e]=file.extra[e];extra.fileName=file.name,file.uuid&&(extra.fileUniqueId=file.uuid);var options={uuid:file.uuid||0,file:file,earlyCallback:earlyCallback,extra:extra,chunkSize:extra.chunkSize};fbrHelper.readAsArrayBuffer(fbr,options)},fbr.getNextChunk=function(fileUUID,callback,userid){var allFileChunks=fbr.chunks[fileUUID];if(allFileChunks){var currentPosition;"undefined"!=typeof userid?(fbr.users[userid+""]||(fbr.users[userid+""]={fileUUID:fileUUID,userid:userid,currentPosition:-1}),fbr.users[userid+""].currentPosition++,currentPosition=fbr.users[userid+""].currentPosition):(fbr.chunks[fileUUID].currentPosition++,currentPosition=fbr.chunks[fileUUID].currentPosition);var nextChunk=allFileChunks[currentPosition];nextChunk&&(nextChunk=fbrClone(nextChunk),"undefined"!=typeof userid&&(nextChunk.remoteUserId=userid+""),nextChunk.start&&fbr.onBegin(nextChunk),nextChunk.end&&fbr.onEnd(nextChunk),fbr.onProgress(nextChunk),fbr.convertToArrayBuffer(nextChunk,function(buffer){return nextChunk.currentPosition==nextChunk.maxChunks?void callback(buffer,!0):void callback(buffer,!1)}))}};var fbReceiver=new FileBufferReceiver(fbr);fbr.addChunk=function(chunk,callback){return chunk?void fbReceiver.receive(chunk,function(uuid){fbr.convertToArrayBuffer({readyForNextChunk:!0,uuid:uuid},callback)}):void console.error("Chunk is missing.")},fbr.onBegin=function(){},fbr.onEnd=function(){},fbr.onProgress=function(){},fbr.convertToObject=FileConverter.ConvertToObject,fbr.convertToArrayBuffer=FileConverter.ConvertToArrayBuffer,fbr.setMultipleUsers=function(){}}function FileBufferReaderHelper(){function processInWebWorker(_function){var blob=URL.createObjectURL(new Blob([_function.toString(),"this.onmessage = function (e) {"+_function.name+"(e.data);}"],{type:"application/javascript"}));return window.fileBufferWorker||(window.fileBufferWorker=new Worker(blob)),window.fileBufferWorker}function fileReaderWrapper(options,callback){function addChunks(fileName,binarySlice,addChunkCallback){numOfChunksInSlice=Math.ceil(binarySlice.byteLength/chunkSize);for(var i=0;numOfChunksInSlice>i;i++){var start=i*chunkSize;chunks[currentPosition]=binarySlice.slice(start,Math.min(start+chunkSize,binarySlice.byteLength)),callback({uuid:file.uuid,buffer:chunks[currentPosition],currentPosition:currentPosition,maxChunks:maxChunks,size:file.size,name:file.name||options.extra.fileName,lastModifiedDate:file.lastModifiedDate?file.lastModifiedDate.toString():"",type:file.type,extra:options.extra||options}),currentPosition++}currentPosition==maxChunks&&(hasEntireFile=!0),addChunkCallback()}callback=callback||function(chunk){postMessage(chunk)};var file=options.file;file.uuid||(file.uuid=options.fileUniqueId||(100*Math.random()).toString().replace(/\./g,""));var chunkSize=options.chunkSize||15e3,sliceId=0,cacheSize=chunkSize,chunksPerSlice=Math.floor(Math.min(1e8,cacheSize)/chunkSize),sliceSize=chunksPerSlice*chunkSize,maxChunks=Math.ceil(file.size/chunkSize);file.maxChunks=maxChunks;var numOfChunksInSlice,hasEntireFile,currentPosition=0,chunks=[];callback({currentPosition:currentPosition,uuid:file.uuid,maxChunks:maxChunks,size:file.size,name:file.name||options.extra.fileName,type:file.type,lastModifiedDate:file.lastModifiedDate?file.lastModifiedDate.toString():"",start:!0,extra:options.extra||options,url:URL.createObjectURL(file)});var blob,reader=new FileReader;reader.onloadend=function(evt){evt.target.readyState==FileReader.DONE&&addChunks(file.name,evt.target.result,function(){sliceId++,(sliceId+1)*sliceSize5&&5==chunk.currentPosition&&earlyCallback&&(earlyCallback(chunk.uuid),earlyCallback=null)}var earlyCallback=options.earlyCallback;if(delete options.earlyCallback,navigator.mozGetUserMedia&&(window.___Worker=window.Worker,delete window.Worker),window.Worker&&"function"==typeof Worker){var webWorker=processInWebWorker(fileReaderWrapper);webWorker.onmessage=function(event){processChunk(event.data)},webWorker.postMessage(options)}else fileReaderWrapper(options,processChunk),navigator.mozGetUserMedia&&(window.Worker=window.___Worker)}}function FileBufferReceiver(fbr){function receive(chunk,callback){if(!chunk.uuid)return void fbr.convertToObject(chunk,function(object){receive(object)});if(chunk.start&&!packets[chunk.uuid]&&(packets[chunk.uuid]=[],missedChunks[chunk.uuid]&&(packets[chunk.uuid].push(chunk.buffer),missedChunks[chunk.uuid].forEach(function(chunk){receive(chunk,callback)}),delete missedChunks[chunk.uuid]),fbr.onBegin&&fbr.onBegin(chunk)),!chunk.end&&chunk.buffer){if(!packets[chunk.uuid])return missedChunks[chunk.uuid]||(missedChunks[chunk.uuid]=[]),void missedChunks[chunk.uuid].push(chunk);-1==packets[chunk.uuid].indexOf(chunk.buffer)&&packets[chunk.uuid].push(chunk.buffer)}if(chunk.end){for(var _packets=packets[chunk.uuid],finalArray=[],length=_packets.length,i=0;length>i;i++)_packets[i]&&finalArray.push(_packets[i]);var blob=new Blob(finalArray,{type:chunk.type});blob=merge(blob,chunk),blob.url=URL.createObjectURL(blob),blob.uuid=chunk.uuid||blob.extra.fileUniqueId,blob.name=blob.name||blob.extra.fileName,blob.size||console.error("Something went wrong. Blob Size is 0."),fbr.onEnd&&fbr.onEnd(blob)}chunk.buffer&&fbr.onProgress&&fbr.onProgress(chunk),chunk.end||callback(chunk.uuid)}function merge(mergein,mergeto){if(mergein||(mergein={}),!mergeto)return mergein;for(var item in mergeto)mergein[item]=mergeto[item];return mergein}var packets={},missedChunks=[];this.receive=receive}function merge(mergein,mergeto){if(mergein||(mergein={}),!mergeto)return mergein;for(var item in mergeto)mergein[item]=mergeto[item];return mergein}window.FileSelector=function(){function selectFile(callback,multiple){var file=document.createElement("input");file.type="file",multiple&&(file.multiple=!0),file.onchange=function(){return multiple?file.files.length?void callback(file.files):void console.error("No file selected."):file.files[0]?(callback(file.files[0]),void file.parentNode.removeChild(file)):void console.error("No file selected.")},file.style.display="none",(document.body||document.documentElement).appendChild(file),fireClickEvent(file)}function fireClickEvent(element){var evt=new window.MouseEvent("click",{view:window,bubbles:!0,cancelable:!0,button:0,buttons:0,mozInputSource:1});element.dispatchEvent(evt)}var selector=this;selector.selectSingleFile=selectFile,selector.selectMultipleFiles=function(callback){selectFile(callback,!0)}};var FileConverter={ConvertToArrayBuffer:function(object,callback){binarize.pack(object,function(dataView){callback(dataView.buffer)})},ConvertToObject:function(buffer,callback){binarize.unpack(buffer,callback)}};!function(root){var debug=!1,BIG_ENDIAN=!1,LITTLE_ENDIAN=!0,TYPE_LENGTH=Uint8Array.BYTES_PER_ELEMENT,LENGTH_LENGTH=Uint16Array.BYTES_PER_ELEMENT,BYTES_LENGTH=Uint32Array.BYTES_PER_ELEMENT,Types={NULL:0,UNDEFINED:1,STRING:2,NUMBER:3,BOOLEAN:4,ARRAY:5,OBJECT:6,INT8ARRAY:7,INT16ARRAY:8,INT32ARRAY:9,UINT8ARRAY:10,UINT16ARRAY:11,UINT32ARRAY:12,FLOAT32ARRAY:13,FLOAT64ARRAY:14,ARRAYBUFFER:15,BLOB:16,FILE:16,BUFFER:17};if(debug)var TypeNames=["NULL","UNDEFINED","STRING","NUMBER","BOOLEAN","ARRAY","OBJECT","INT8ARRAY","INT16ARRAY","INT32ARRAY","UINT8ARRAY","UINT16ARRAY","UINT32ARRAY","FLOAT32ARRAY","FLOAT64ARRAY","ARRAYBUFFER","BLOB","BUFFER"];var Length=[null,null,"Uint16","Float64","Uint8",null,null,"Int8","Int16","Int32","Uint8","Uint16","Uint32","Float32","Float64","Uint8","Uint8","Uint8"],binary_dump=function(view,start,length){var table=[],endianness=BIG_ENDIAN,ROW_LENGTH=40;table[0]=[];for(var i=0;ROW_LENGTH>i;i++)table[0][i]=10>i?"0"+i.toString(10):i.toString(10);for(i=0;length>i;i++){var code=view.getUint8(start+i,endianness),index=~~(i/ROW_LENGTH)+1;"undefined"==typeof table[index]&&(table[index]=[]),table[index][i%ROW_LENGTH]=16>code?"0"+code.toString(16):code.toString(16)}for(console.log("%c"+table[0].join(" "),"font-weight: bold;"),i=1;ij;j++,cursor+=unit)view.setUint16(cursor,value.charCodeAt(j),endianness);break;case Types.NUMBER:case Types.BOOLEAN:debug&&console.info("%c"+value.toString(),"font-weight:bold;"),view["set"+type_name](cursor,value,endianness),cursor+=unit;break;case Types.INT8ARRAY:case Types.INT16ARRAY:case Types.INT32ARRAY:case Types.UINT8ARRAY:case Types.UINT16ARRAY:case Types.UINT32ARRAY:case Types.FLOAT32ARRAY:case Types.FLOAT64ARRAY:var _view=new Uint8Array(view.buffer,cursor,byte_length);_view.set(new Uint8Array(value.buffer)),cursor+=byte_length;break;case Types.ARRAYBUFFER:case Types.BUFFER:var _view=new Uint8Array(view.buffer,cursor,byte_length);_view.set(new Uint8Array(value)),cursor+=byte_length;break;case Types.BLOB:case Types.ARRAY:case Types.OBJECT:break;default:throw"TypeError: Unexpected type found."}debug&&binary_dump(view,start,cursor-start)}return view},unpack=function(view,cursor){var type,length,byte_length,value,elem,i=0,endianness=BIG_ENDIAN,start=cursor;type=view.getUint8(cursor,endianness),cursor+=TYPE_LENGTH,debug&&console.info("Unpacking",type,TypeNames[type]),(type===Types.ARRAY||type===Types.OBJECT)&&(length=view.getUint16(cursor,endianness),cursor+=LENGTH_LENGTH,debug&&console.info("Content Length",length)),byte_length=view.getUint32(cursor,endianness),cursor+=BYTES_LENGTH,debug&&console.info("Byte Length",byte_length,"bytes");var type_name=Length[type],unit=null===type_name?0:root[type_name+"Array"].BYTES_PER_ELEMENT;switch(type){case Types.NULL:case Types.UNDEFINED:debug&&binary_dump(view,start,cursor-start),value=null;break;case Types.STRING:length=byte_length/unit;var string=[];for(i=0;length>i;i++){var code=view.getUint16(cursor,endianness);cursor+=unit,string.push(String.fromCharCode(code))}value=string.join(""),debug&&(console.info('Actual Content %c"'+value+'"',"font-weight:bold;"),binary_dump(view,start,cursor-start));break;case Types.NUMBER:value=view.getFloat64(cursor,endianness),cursor+=unit,debug&&(console.info('Actual Content %c"'+value.toString()+'"',"font-weight:bold;"),binary_dump(view,start,cursor-start));break;case Types.BOOLEAN:value=1===view.getUint8(cursor,endianness)?!0:!1,cursor+=unit,debug&&(console.info('Actual Content %c"'+value.toString()+'"',"font-weight:bold;"),binary_dump(view,start,cursor-start));break;case Types.INT8ARRAY:case Types.INT16ARRAY:case Types.INT32ARRAY:case Types.UINT8ARRAY:case Types.UINT16ARRAY:case Types.UINT32ARRAY:case Types.FLOAT32ARRAY:case Types.FLOAT64ARRAY:case Types.ARRAYBUFFER:elem=view.buffer.slice(cursor,cursor+byte_length),cursor+=byte_length,value=type===Types.ARRAYBUFFER?elem:new root[type_name+"Array"](elem),debug&&binary_dump(view,start,cursor-start);break;case Types.BLOB:if(debug&&binary_dump(view,start,cursor-start),root.Blob){var mime=unpack(view,cursor),buffer=unpack(view,mime.cursor);cursor=buffer.cursor,value=new Blob([buffer.value],{type:mime.value})}else elem=view.buffer.slice(cursor,cursor+byte_length),cursor+=byte_length,value=new Buffer(elem);break;case Types.ARRAY:for(debug&&binary_dump(view,start,cursor-start),value=[],i=0;length>i;i++)elem=unpack(view,cursor),cursor=elem.cursor,value.push(elem.value);break;case Types.OBJECT:for(debug&&binary_dump(view,start,cursor-start),value={},i=0;length>i;i++){var key=unpack(view,cursor),val=unpack(view,key.cursor);cursor=val.cursor,value[key.value]=val.value}break;default:throw"TypeError: Type not supported."}return{value:value,cursor:cursor}},deferredSerialize=function(array,callback){for(var length=array.length,results=[],count=0,byte_length=0,i=0;i= 1.0
+ 'transport': 'polling' // fixing transport:unknown issues
+ };
+
+ var socket;
+
+ function connectSocket(connectCallback) {
+ if (socket) { // todo: check here readySate/etc. to make sure socket is still opened
+ if (connectCallback) {
+ connectCallback(socket);
+ }
+ return;
+ }
+
+ if (typeof SocketConnection === 'undefined') {
+ if (typeof FirebaseConnection !== 'undefined') {
+ window.SocketConnection = FirebaseConnection;
+ } else if (typeof PubNubConnection !== 'undefined') {
+ window.SocketConnection = PubNubConnection;
+ } else {
+ throw 'SocketConnection.js seems missed.';
+ }
+ }
+
+ socket = new SocketConnection(connection, function(s) {
+ socket = s;
+ if (connectCallback) {
+ connectCallback(socket);
+ }
+ });
+ }
+
+ connection.openOrJoin = function(localUserid, password) {
+ connection.checkPresence(localUserid, function(isRoomExists, roomid) {
+ if (typeof password === 'function') {
+ password(isRoomExists, roomid);
+ password = null;
+ }
+
+ if (isRoomExists) {
+ connection.sessionid = roomid;
+
+ var localPeerSdpConstraints = false;
+ var remotePeerSdpConstraints = false;
+ var isOneWay = !!connection.session.oneway;
+ var isDataOnly = isData(connection.session);
+
+ remotePeerSdpConstraints = {
+ OfferToReceiveAudio: connection.sdpConstraints.mandatory.OfferToReceiveAudio,
+ OfferToReceiveVideo: connection.sdpConstraints.mandatory.OfferToReceiveVideo
+ }
+
+ localPeerSdpConstraints = {
+ OfferToReceiveAudio: isOneWay ? !!connection.session.audio : connection.sdpConstraints.mandatory.OfferToReceiveAudio,
+ OfferToReceiveVideo: isOneWay ? !!connection.session.video || !!connection.session.screen : connection.sdpConstraints.mandatory.OfferToReceiveVideo
+ }
+
+ var connectionDescription = {
+ remoteUserId: connection.sessionid,
+ message: {
+ newParticipationRequest: true,
+ isOneWay: isOneWay,
+ isDataOnly: isDataOnly,
+ localPeerSdpConstraints: localPeerSdpConstraints,
+ remotePeerSdpConstraints: remotePeerSdpConstraints
+ },
+ sender: connection.userid,
+ password: password || false
+ };
+
+ mPeer.onNegotiationNeeded(connectionDescription);
+ return;
+ }
+
+ var oldUserId = connection.userid;
+ connection.userid = connection.sessionid = localUserid || connection.sessionid;
+ connection.userid += '';
+
+ socket.emit('changed-uuid', connection.userid);
+
+ if (password) {
+ socket.emit('set-password', password);
+ }
+
+ connection.isInitiator = true;
+
+ if (isData(connection.session)) {
+ return;
+ }
+
+ connection.captureUserMedia();
+ });
+ };
+
+ connection.open = function(localUserid, isPublicModerator) {
+ var oldUserId = connection.userid;
+ connection.userid = connection.sessionid = localUserid || connection.sessionid;
+ connection.userid += '';
+
+ connection.isInitiator = true;
+
+ connectSocket(function() {
+ socket.emit('changed-uuid', connection.userid);
+
+ if (isPublicModerator == true) {
+ connection.becomePublicModerator();
+ }
+ });
+
+ if (isData(connection.session)) {
+ if (typeof isPublicModerator === 'function') {
+ isPublicModerator();
+ }
+ return;
+ }
+
+ connection.captureUserMedia(typeof isPublicModerator === 'function' ? isPublicModerator : null);
+ };
+
+ connection.becomePublicModerator = function() {
+ if (!connection.isInitiator) return;
+ socket.emit('become-a-public-moderator');
+ };
+
+ connection.dontMakeMeModerator = function() {
+ socket.emit('dont-make-me-moderator');
+ };
+
+ connection.deletePeer = function(remoteUserId) {
+ if (!remoteUserId) {
+ return;
+ }
+
+ connection.onleave({
+ userid: remoteUserId,
+ extra: connection.peers[remoteUserId] ? connection.peers[remoteUserId].extra : {}
+ });
+
+ if (!!connection.peers[remoteUserId]) {
+ connection.peers[remoteUserId].streams.forEach(function(stream) {
+ stream.stop();
+ });
+
+ var peer = connection.peers[remoteUserId].peer;
+ if (peer && peer.iceConnectionState !== 'closed') {
+ try {
+ peer.close();
+ } catch (e) {}
+ }
+
+ if (connection.peers[remoteUserId]) {
+ connection.peers[remoteUserId].peer = null;
+ delete connection.peers[remoteUserId];
+ }
+ }
+
+ if (connection.broadcasters.indexOf(remoteUserId) !== -1) {
+ var newArray = [];
+ connection.broadcasters.forEach(function(broadcaster) {
+ if (broadcaster !== remoteUserId) {
+ newArray.push(broadcaster);
+ }
+ });
+ connection.broadcasters = newArray;
+ keepNextBroadcasterOnServer();
+ }
+ }
+
+ connection.rejoin = function(connectionDescription) {
+ if (connection.isInitiator || !connectionDescription || !Object.keys(connectionDescription).length) {
+ return;
+ }
+
+ var extra = {};
+
+ if (connection.peers[connectionDescription.remoteUserId]) {
+ extra = connection.peers[connectionDescription.remoteUserId].extra;
+ connection.deletePeer(connectionDescription.remoteUserId);
+ }
+
+ if (connectionDescription && connectionDescription.remoteUserId) {
+ connection.join(connectionDescription.remoteUserId);
+
+ connection.onReConnecting({
+ userid: connectionDescription.remoteUserId,
+ extra: extra
+ });
+ }
+ };
+
+ connection.join = connection.connect = function(remoteUserId, options) {
+ connection.sessionid = (remoteUserId ? remoteUserId.sessionid || remoteUserId.remoteUserId || remoteUserId : false) || connection.sessionid;
+ connection.sessionid += '';
+
+ var localPeerSdpConstraints = false;
+ var remotePeerSdpConstraints = false;
+ var isOneWay = false;
+ var isDataOnly = false;
+
+ if ((remoteUserId && remoteUserId.session) || !remoteUserId || typeof remoteUserId === 'string') {
+ var session = remoteUserId ? remoteUserId.session || connection.session : connection.session;
+
+ isOneWay = !!session.oneway;
+ isDataOnly = isData(session);
+
+ remotePeerSdpConstraints = {
+ OfferToReceiveAudio: connection.sdpConstraints.mandatory.OfferToReceiveAudio,
+ OfferToReceiveVideo: connection.sdpConstraints.mandatory.OfferToReceiveVideo
+ };
+
+ localPeerSdpConstraints = {
+ OfferToReceiveAudio: isOneWay ? !!connection.session.audio : connection.sdpConstraints.mandatory.OfferToReceiveAudio,
+ OfferToReceiveVideo: isOneWay ? !!connection.session.video || !!connection.session.screen : connection.sdpConstraints.mandatory.OfferToReceiveVideo
+ };
+ }
+
+ options = options || {};
+ if (typeof options.localPeerSdpConstraints !== 'undefined') {
+ localPeerSdpConstraints = options.localPeerSdpConstraints;
+ }
+
+ if (typeof options.remotePeerSdpConstraints !== 'undefined') {
+ remotePeerSdpConstraints = options.remotePeerSdpConstraints;
+ }
+
+ if (typeof options.isOneWay !== 'undefined') {
+ isOneWay = options.isOneWay;
+ }
+
+ if (typeof options.isDataOnly !== 'undefined') {
+ isDataOnly = options.isDataOnly;
+ }
+
+ var connectionDescription = {
+ remoteUserId: connection.sessionid,
+ message: {
+ newParticipationRequest: true,
+ isOneWay: isOneWay,
+ isDataOnly: isDataOnly,
+ localPeerSdpConstraints: localPeerSdpConstraints,
+ remotePeerSdpConstraints: remotePeerSdpConstraints
+ },
+ sender: connection.userid,
+ password: false
+ };
+
+ connectSocket(function() {
+ if (!!connection.peers[connection.sessionid]) {
+ // on socket disconnect & reconnect
+ return;
+ }
+
+ mPeer.onNegotiationNeeded(connectionDescription);
+ });
+
+ return connectionDescription;
+ };
+
+ connection.connectWithAllParticipants = function(remoteUserId) {
+ mPeer.onNegotiationNeeded('connectWithAllParticipants', remoteUserId || connection.sessionid);
+ };
+
+ connection.removeFromBroadcastersList = function(remoteUserId) {
+ mPeer.onNegotiationNeeded('removeFromBroadcastersList', remoteUserId || connection.sessionid);
+
+ connection.peers.getAllParticipants(remoteUserId || connection.sessionid).forEach(function(participant) {
+ mPeer.onNegotiationNeeded('dropPeerConnection', participant);
+ connection.deletePeer(participant);
+ });
+
+ connection.attachStreams.forEach(function(stream) {
+ stream.stop();
+ });
+ };
+
+ connection.getUserMedia = connection.captureUserMedia = function(callback, session) {
+ session = session || connection.session;
+
+ if (connection.dontCaptureUserMedia || isData(session)) {
+ if (callback) {
+ callback();
+ }
+ return;
+ }
+
+ if (session.audio || session.video || session.screen) {
+ if (session.screen) {
+ connection.getScreenConstraints(function(error, screen_constraints) {
+ if (error) {
+ throw error;
+ }
+
+ invokeGetUserMedia({
+ video: screen_constraints,
+ isScreen: true
+ }, session.audio || session.video ? invokeGetUserMedia : false);
+ });
+ } else if (session.audio || session.video) {
+ invokeGetUserMedia();
+ }
+ }
+
+ function invokeGetUserMedia(localMediaConstraints, getUserMedia_callback) {
+ var isScreen = false;
+ if (localMediaConstraints) {
+ isScreen = localMediaConstraints.isScreen;
+ delete localMediaConstraints.isScreen;
+ }
+
+ getUserMediaHandler({
+ onGettingLocalMedia: function(stream) {
+ stream.isAudio = stream.isVideo = stream.isScreen = false;
+
+ if (isScreen) {
+ stream.isScreen = true;
+ } else if (session.audio && session.video) {
+ stream.isVideo = true;
+ } else if (session.audio) {
+ stream.isAudio = true;
+ }
+
+ mPeer.onGettingLocalMedia(stream);
+
+ if (getUserMedia_callback) {
+ return getUserMedia_callback();
+ }
+
+ if (callback) {
+ callback(stream);
+ }
+ },
+ onLocalMediaError: function(error, constraints) {
+ mPeer.onLocalMediaError(error, constraints);
+
+ if (constraints.audio && constraints.video && (error.name || '').toString().indexOf('DevicesNotFound') !== -1) {
+ constraints.video = false;
+ invokeGetUserMedia(constraints, getUserMedia_callback);
+ return;
+ }
+
+ if (callback) {
+ callback();
+ }
+ },
+ localMediaConstraints: localMediaConstraints || {
+ audio: !!session.audio ? connection.mediaConstraints.audio : false,
+ video: !!session.video ? connection.mediaConstraints.video : false
+ }
+ });
+ }
+ };
+
+ function beforeUnload(shiftModerationControlOnLeave, dontCloseSocket) {
+ if (!connection.closeBeforeUnload) {
+ return;
+ }
+
+ if (connection.isInitiator === true) {
+ connection.dontMakeMeModerator();
+ }
+
+ connection.peers.getAllParticipants().forEach(function(participant) {
+ mPeer.onNegotiationNeeded({
+ userLeft: true
+ }, participant);
+
+ if (connection.peers[participant] && connection.peers[participant].peer) {
+ connection.peers[participant].peer.close();
+ }
+
+ delete connection.peers[participant];
+ });
+
+ if (!dontCloseSocket) {
+ connection.closeSocket();
+ }
+
+ connection.broadcasters = [];
+ connection.isInitiator = false;
+ }
+
+ connection.closeBeforeUnload = true;
+ window.addEventListener('beforeunload', beforeUnload, false);
+
+ connection.userid = getRandomString();
+ connection.changeUserId = function(newUserId, callback) {
+ connection.userid = newUserId || getRandomString();
+ socket.emit('changed-uuid', connection.userid, callback || function() {});
+ };
+
+ connection.extra = {};
+ connection.attachStreams = [];
+ connection.removeStreams = [];
+
+ connection.session = {
+ audio: true,
+ video: true
+ };
+
+ connection.enableFileSharing = false;
+
+ // all values in kbps
+ connection.bandwidth = {
+ screen: 512,
+ audio: 128,
+ video: 512
+ };
+
+ connection.codecs = {
+ audio: 'opus',
+ video: 'VP9'
+ };
+
+ connection.processSdp = function(sdp) {
+ if (isMobileDevice || isFirefox) {
+ return sdp;
+ }
+
+ sdp = CodecsHandler.setApplicationSpecificBandwidth(sdp, connection.bandwidth, !!connection.session.screen);
+ sdp = CodecsHandler.setVideoBitrates(sdp, {
+ min: connection.bandwidth.video * 8 * 1024,
+ max: connection.bandwidth.video * 8 * 1024
+ });
+ sdp = CodecsHandler.setOpusAttributes(sdp, {
+ maxaveragebitrate: connection.bandwidth.audio * 8 * 1024,
+ maxplaybackrate: connection.bandwidth.audio * 8 * 1024,
+ stereo: 1,
+ maxptime: 3
+ });
+
+ if (connection.codecs.video === 'VP9') {
+ sdp = CodecsHandler.preferVP9(sdp);
+ }
+
+ if (connection.codecs.video === 'H264') {
+ sdp = CodecsHandler.removeVPX(sdp);
+ }
+
+ if (connection.codecs.audio === 'G722') {
+ sdp = CodecsHandler.removeNonG722(sdp);
+ }
+
+ return sdp;
+ };
+
+ if (typeof CodecsHandler !== 'undefined') {
+ connection.BandwidthHandler = connection.CodecsHandler = CodecsHandler;
+ }
+
+ connection.mediaConstraints = {
+ audio: {
+ mandatory: {},
+ optional: [{
+ bandwidth: connection.bandwidth.audio * 8 * 1024 || 128 * 8 * 1024
+ }]
+ },
+ video: {
+ mandatory: {},
+ optional: [{
+ bandwidth: connection.bandwidth.audio * 8 * 1024 || 128 * 8 * 1024
+ }, {
+ googLeakyBucket: true
+ }, {
+ facingMode: 'user'
+ }]
+ }
+ };
+
+ if (isFirefox) {
+ connection.mediaConstraints = {
+ audio: true,
+ video: true
+ };
+ }
+
+ if (!forceOptions.useDefaultDevices && !isMobileDevice) {
+ DetectRTC.load(function() {
+ var lastAudioDevice, lastVideoDevice;
+ // it will force RTCMultiConnection to capture last-devices
+ // i.e. if external microphone is attached to system, we should prefer it over built-in devices.
+ DetectRTC.MediaDevices.forEach(function(device) {
+ if (device.kind === 'audioinput' && connection.mediaConstraints.audio !== false) {
+ lastAudioDevice = device;
+ }
+
+ if (device.kind === 'videoinput' && connection.mediaConstraints.video !== false) {
+ lastVideoDevice = device;
+ }
+ });
+
+ if (lastAudioDevice) {
+ if (isFirefox) {
+ if (connection.mediaConstraints.audio !== true) {
+ connection.mediaConstraints.audio.deviceId = lastAudioDevice.id;
+ } else {
+ connection.mediaConstraints.audio = {
+ deviceId: lastAudioDevice.id
+ }
+ }
+ return;
+ }
+
+ if (connection.mediaConstraints.audio == true) {
+ connection.mediaConstraints.audio = {
+ mandatory: {},
+ optional: []
+ }
+ }
+
+ if (!connection.mediaConstraints.audio.optional) {
+ connection.mediaConstraints.audio.optional = [];
+ }
+
+ var optional = [{
+ sourceId: lastAudioDevice.id
+ }];
+
+ connection.mediaConstraints.audio.optional = optional.concat(connection.mediaConstraints.audio.optional);
+ }
+
+ if (lastVideoDevice) {
+ if (isFirefox) {
+ if (connection.mediaConstraints.video !== true) {
+ connection.mediaConstraints.video.deviceId = lastVideoDevice.id;
+ } else {
+ connection.mediaConstraints.video = {
+ deviceId: lastVideoDevice.id
+ }
+ }
+ return;
+ }
+
+ if (connection.mediaConstraints.video == true) {
+ connection.mediaConstraints.video = {
+ mandatory: {},
+ optional: []
+ }
+ }
+
+ if (!connection.mediaConstraints.video.optional) {
+ connection.mediaConstraints.video.optional = [];
+ }
+
+ var optional = [{
+ sourceId: lastVideoDevice.id
+ }];
+
+ connection.mediaConstraints.video.optional = optional.concat(connection.mediaConstraints.video.optional);
+ }
+ });
+ }
+
+ connection.sdpConstraints = {
+ mandatory: {
+ OfferToReceiveAudio: true,
+ OfferToReceiveVideo: true
+ },
+ optional: [{
+ VoiceActivityDetection: false
+ }]
+ };
+
+ connection.optionalArgument = {
+ optional: [{
+ DtlsSrtpKeyAgreement: true
+ }, {
+ googImprovedWifiBwe: true
+ }, {
+ googScreencastMinBitrate: 300
+ }, {
+ googIPv6: true
+ }, {
+ googDscp: true
+ }, {
+ googCpuUnderuseThreshold: 55
+ }, {
+ googCpuOveruseThreshold: 85
+ }, {
+ googSuspendBelowMinBitrate: true
+ }, {
+ googCpuOveruseDetection: true
+ }],
+ mandatory: {}
+ };
+
+ connection.iceServers = IceServersHandler.getIceServers(connection);
+
+ connection.candidates = {
+ host: true,
+ stun: true,
+ turn: true
+ };
+
+ connection.iceProtocols = {
+ tcp: true,
+ udp: true
+ };
+
+ // EVENTs
+ connection.onopen = function(event) {
+ if (!!connection.enableLogs) {
+ console.info('Data connection has been opened between you & ', event.userid);
+ }
+ };
+
+ connection.onclose = function(event) {
+ if (!!connection.enableLogs) {
+ console.warn('Data connection has been closed between you & ', event.userid);
+ }
+ };
+
+ connection.onerror = function(error) {
+ if (!!connection.enableLogs) {
+ console.error(error.userid, 'data-error', error);
+ }
+ };
+
+ connection.onmessage = function(event) {
+ if (!!connection.enableLogs) {
+ console.debug('data-message', event.userid, event.data);
+ }
+ };
+
+ connection.send = function(data, remoteUserId) {
+ connection.peers.send(data, remoteUserId);
+ };
+
+ connection.close = connection.disconnect = connection.leave = function() {
+ beforeUnload(false, true);
+ };
+
+ connection.closeEntireSession = function(callback) {
+ callback = callback || function() {};
+ socket.emit('close-entire-session', function looper() {
+ if (connection.getAllParticipants().length) {
+ setTimeout(looper, 100);
+ return;
+ }
+
+ connection.onEntireSessionClosed({
+ sessionid: connection.sessionid,
+ userid: connection.userid,
+ extra: connection.extra
+ });
+
+ connection.changeUserId(null, function() {
+ connection.close();
+ callback();
+ });
+ });
+ };
+
+ connection.onEntireSessionClosed = function(event) {
+ if (!connection.enableLogs) return;
+ console.info('Entire session is closed: ', event.sessionid, event.extra);
+ };
+
+ connection.onstream = function(e) {
+ var parentNode = connection.videosContainer;
+ parentNode.insertBefore(e.mediaElement, parentNode.firstChild);
+ e.mediaElement.play();
+ setTimeout(function() {
+ e.mediaElement.play();
+ }, 5000);
+ };
+
+ connection.onstreamended = function(e) {
+ if (!e.mediaElement) {
+ e.mediaElement = document.getElementById(e.streamid);
+ }
+
+ if (!e.mediaElement || !e.mediaElement.parentNode) {
+ return;
+ }
+
+ e.mediaElement.parentNode.removeChild(e.mediaElement);
+ };
+
+ connection.direction = 'many-to-many';
+
+ connection.removeStream = function(streamid) {
+ var stream;
+ connection.attachStreams.forEach(function(localStream) {
+ if (localStream.id === streamid) {
+ stream = localStream;
+ }
+ });
+
+ if (!stream) {
+ console.warn('No such stream exists.', streamid);
+ return;
+ }
+
+ if (connection.removeStreams.indexOf(stream) === -1) {
+ connection.removeStreams.push(stream);
+ connection.peers.getAllParticipants().forEach(function(participant) {
+ mPeer.renegotiatePeer(participant);
+ });
+ }
+ };
+
+ connection.addStream = function(session, remoteUserId) {
+ if (!!session.getAudioTracks) {
+ if (connection.attachStreams.indexOf(session) === -1) {
+ if (!session.streamid) {
+ session.streamid = session.id;
+ }
+
+ connection.attachStreams.push(session);
+ }
+ connection.renegotiate(remoteUserId);
+ return;
+ }
+
+ if (isData(session)) {
+ connection.renegotiate(remoteUserId);
+ return;
+ }
+
+ if (!session.audio || session.video || session.screen) {
+ if (session.screen) {
+ connection.getScreenConstraints(function(error, screen_constraints) {
+ if (error) {
+ return alert(error);
+ }
+
+ invokeGetUserMedia({
+ video: screen_constraints
+ }, session.audio || session.video ? invokeGetUserMedia : false);
+ });
+ } else if (session.audio || session.video) {
+ invokeGetUserMedia();
+ }
+ }
+
+ function invokeGetUserMedia(localMediaConstraints, callback) {
+ getUserMediaHandler({
+ onGettingLocalMedia: function(stream) {
+ var videoConstraints = localMediaConstraints ? localMediaConstraints.video : connection.mediaConstraints;
+ if (videoConstraints) {
+ if (videoConstraints.mediaSource || videoConstraints.mozMediaSource) {
+ stream.isScreen = true;
+ } else if (videoConstraints.mandatory && videoConstraints.mandatory.chromeMediaSource) {
+ stream.isScreen = true;
+ }
+ }
+
+ if (!stream.isScreen) {
+ stream.isVideo = stream.getVideoTracks().length;
+ stream.isAudio = !stream.isVideo && stream.getAudioTracks().length;
+ }
+
+ mPeer.onGettingLocalMedia(stream);
+
+ if (session.streamCallback) {
+ session.streamCallback(stream);
+ }
+
+ if (callback) {
+ return callback();
+ }
+
+ connection.renegotiate(remoteUserId);
+ },
+ onLocalMediaError: function(error, constraints) {
+ mPeer.onLocalMediaError(error, constraints);
+
+ if (constraints.audio && constraints.video && (error.name || '').toString().indexOf('DevicesNotFound') !== -1) {
+ constraints.video = false;
+ invokeGetUserMedia(constraints, callback);
+ return;
+ }
+
+ if (callback) {
+ return callback();
+ }
+
+ connection.renegotiate(remoteUserId);
+ },
+ localMediaConstraints: localMediaConstraints || {
+ audio: session.audio ? connection.mediaConstraints.audio : false,
+ video: session.video ? connection.mediaConstraints.video : false
+ }
+ });
+ }
+ };
+
+ function applyConstraints(stream, mediaConstraints) {
+ if (!stream) {
+ if (!!connection.enableLogs) {
+ console.error('No stream to applyConstraints.');
+ }
+ return;
+ }
+
+ if (mediaConstraints.audio) {
+ stream.getAudioTracks().forEach(function(track) {
+ track.applyConstraints(mediaConstraints.audio);
+ });
+ }
+
+ if (mediaConstraints.video) {
+ stream.getVideoTracks().forEach(function(track) {
+ track.applyConstraints(mediaConstraints.video);
+ });
+ }
+ }
+
+ connection.applyConstraints = function(mediaConstraints, streamid) {
+ if (!MediaStreamTrack || !MediaStreamTrack.prototype.applyConstraints) {
+ alert('track.applyConstraints is NOT supported in your browser.');
+ return;
+ }
+
+ if (streamid) {
+ var streams;
+ if (connection.streamEvents[streamid]) {
+ stream = connection.streamEvents[streamid].stream;
+ }
+ applyConstraints(stream, mediaConstraints);
+ return;
+ }
+
+ connection.attachStreams.forEach(function(stream) {
+ applyConstraints(stream, mediaConstraints);
+ });
+ };
+
+ function replaceTrack(track, remoteUserId, isVideoTrack) {
+ if (remoteUserId) {
+ mPeer.replaceTrack(track, remoteUserId, isVideoTrack);
+ return;
+ }
+
+ connection.peers.getAllParticipants().forEach(function(participant) {
+ mPeer.replaceTrack(track, participant, isVideoTrack);
+ });
+ }
+
+ connection.replaceTrack = function(session, remoteUserId, isVideoTrack) {
+ session = session || {};
+
+ if (!RTCPeerConnection.prototype.getSenders) {
+ connection.addStream(session);
+ return;
+ }
+
+ if (session instanceof MediaStreamTrack) {
+ replaceTrack(session, remoteUserId, isVideoTrack);
+ return;
+ }
+
+ if (session instanceof MediaStream) {
+ if (session.getVideoTracks().length) {
+ replaceTrack(session.getVideoTracks()[0], remoteUserId, true);
+ }
+
+ if (session.getAudioTracks().length) {
+ replaceTrack(session.getAudioTracks()[0], remoteUserId, false);
+ }
+ return;
+ }
+
+ if (isData(session)) {
+ throw 'connection.replaceTrack requires audio and/or video and/or screen.';
+ return;
+ }
+
+ if (!session.audio || session.video || session.screen) {
+ if (session.screen) {
+ connection.getScreenConstraints(function(error, screen_constraints) {
+ if (error) {
+ return alert(error);
+ }
+
+ invokeGetUserMedia({
+ video: screen_constraints
+ }, session.audio || session.video ? invokeGetUserMedia : false);
+ });
+ } else if (session.audio || session.video) {
+ invokeGetUserMedia();
+ }
+ }
+
+ function invokeGetUserMedia(localMediaConstraints, callback) {
+ getUserMediaHandler({
+ onGettingLocalMedia: function(stream) {
+ mPeer.onGettingLocalMedia(stream);
+
+ if (callback) {
+ return callback();
+ }
+
+ connection.replaceTrack(stream, remoteUserId, isVideoTrack || session.video || session.screen);
+ },
+ onLocalMediaError: function(error, constraints) {
+ mPeer.onLocalMediaError(error, constraints);
+
+ if (constraints.audio && constraints.video && (error.name || '').toString().indexOf('DevicesNotFound') !== -1) {
+ constraints.video = false;
+ invokeGetUserMedia(constraints, callback);
+ return;
+ }
+
+ if (callback) {
+ callback();
+ }
+ },
+ localMediaConstraints: localMediaConstraints || {
+ audio: session.audio ? connection.mediaConstraints.audio : false,
+ video: session.video ? connection.mediaConstraints.video : false
+ }
+ });
+ }
+ };
+
+ connection.resetTrack = function(remoteUsersIds, isVideoTrack) {
+ if (!remoteUsersIds) {
+ remoteUsersIds = connection.getAllParticipants();
+ }
+
+ if (typeof remoteUsersIds == 'string') {
+ remoteUsersIds = [remoteUsersIds];
+ }
+
+ remoteUsersIds.forEach(function(participant) {
+ var peer = connection.peers[participant].peer;
+
+ if ((typeof isVideoTrack === 'undefined' || isVideoTrack === true) && peer.lastVideoTrack) {
+ connection.replaceTrack(peer.lastVideoTrack, participant, true);
+ }
+
+ if ((typeof isVideoTrack === 'undefined' || isVideoTrack === false) && peer.lastAudioTrack) {
+ connection.replaceTrack(peer.lastAudioTrack, participant, false);
+ }
+ });
+ };
+
+ connection.renegotiate = function(remoteUserId) {
+ if (remoteUserId) {
+ mPeer.renegotiatePeer(remoteUserId);
+ return;
+ }
+
+ connection.peers.getAllParticipants().forEach(function(participant) {
+ mPeer.renegotiatePeer(participant);
+ });
+ };
+
+ connection.setStreamEndHandler = function(stream, isRemote) {
+ if (!stream || !stream.addEventListener) return;
+
+ isRemote = !!isRemote;
+
+ if (stream.alreadySetEndHandler) {
+ return;
+ }
+ stream.alreadySetEndHandler = true;
+
+ stream.addEventListener('ended', function() {
+ if (stream.idInstance) {
+ currentUserMediaRequest.remove(stream.idInstance);
+ }
+
+ if (!isRemote) {
+ delete connection.attachStreams[connection.attachStreams.indexOf(stream)];
+
+ if (connection.removeStreams.indexOf(stream) === -1) {
+ connection.removeStreams.push(stream);
+ }
+
+ connection.attachStreams = removeNullEntries(connection.attachStreams);
+ connection.removeStreams = removeNullEntries(connection.removeStreams);
+ }
+
+ // connection.renegotiate();
+
+ var streamEvent = connection.streamEvents[stream.streamid];
+ if (!streamEvent) {
+ streamEvent = {
+ stream: stream,
+ streamid: stream.streamid,
+ type: isRemote ? 'remote' : 'local',
+ userid: connection.userid,
+ extra: connection.extra,
+ mediaElement: connection.streamEvents[stream.streamid] ? connection.streamEvents[stream.streamid].mediaElement : null
+ };
+ }
+
+ if (streamEvent.userid === connection.userid && streamEvent.type === 'remote') {
+ return;
+ }
+
+ connection.onstreamended(streamEvent);
+
+ delete connection.streamEvents[stream.streamid];
+ }, false);
+ };
+
+ connection.onMediaError = function(error, constraints) {
+ if (!!connection.enableLogs) {
+ console.error(error, constraints);
+ }
+ };
+
+ connection.addNewBroadcaster = function(broadcasterId, userPreferences) {
+ if (connection.broadcasters.length) {
+ setTimeout(function() {
+ mPeer.connectNewParticipantWithAllBroadcasters(broadcasterId, userPreferences, connection.broadcasters.join('|-,-|'));
+ }, 10 * 1000);
+ }
+
+ if (!connection.session.oneway && !connection.session.broadcast && connection.direction === 'many-to-many' && connection.broadcasters.indexOf(broadcasterId) === -1) {
+ connection.broadcasters.push(broadcasterId);
+ keepNextBroadcasterOnServer();
+ }
+ };
+
+ connection.autoCloseEntireSession = false;
+
+ function keepNextBroadcasterOnServer() {
+ if (!connection.isInitiator) return;
+
+ if (connection.session.oneway || connection.session.broadcast || connection.direction !== 'many-to-many') {
+ return;
+ }
+
+ var firstBroadcaster = connection.broadcasters[0];
+ var otherBroadcasters = [];
+ connection.broadcasters.forEach(function(broadcaster) {
+ if (broadcaster !== firstBroadcaster) {
+ otherBroadcasters.push(broadcaster);
+ }
+ });
+
+ if (connection.autoCloseEntireSession) return;
+ connection.shiftModerationControl(firstBroadcaster, otherBroadcasters, true);
+ };
+
+ connection.filesContainer = connection.videosContainer = document.body || document.documentElement;
+ connection.isInitiator = false;
+
+ connection.shareFile = mPeer.shareFile;
+ if (typeof FileProgressBarHandler !== 'undefined') {
+ FileProgressBarHandler.handle(connection);
+ }
+
+ if (typeof TranslationHandler !== 'undefined') {
+ TranslationHandler.handle(connection);
+ }
+
+ connection.token = getRandomString;
+
+ connection.onNewParticipant = function(participantId, userPreferences) {
+ connection.acceptParticipationRequest(participantId, userPreferences);
+ };
+
+ connection.acceptParticipationRequest = function(participantId, userPreferences) {
+ if (userPreferences.successCallback) {
+ userPreferences.successCallback();
+ delete userPreferences.successCallback;
+ }
+
+ mPeer.createNewPeer(participantId, userPreferences);
+ };
+
+ connection.onShiftedModerationControl = function(sender, existingBroadcasters) {
+ connection.acceptModerationControl(sender, existingBroadcasters);
+ };
+
+ connection.acceptModerationControl = function(sender, existingBroadcasters) {
+ connection.isInitiator = true; // NEW initiator!
+
+ connection.broadcasters = existingBroadcasters;
+ connection.peers.getAllParticipants().forEach(function(participant) {
+ mPeer.onNegotiationNeeded({
+ changedUUID: sender,
+ oldUUID: connection.userid,
+ newUUID: sender
+ }, participant);
+ });
+ connection.userid = sender;
+ socket.emit('changed-uuid', connection.userid);
+ };
+
+ connection.shiftModerationControl = function(remoteUserId, existingBroadcasters, firedOnLeave) {
+ mPeer.onNegotiationNeeded({
+ shiftedModerationControl: true,
+ broadcasters: existingBroadcasters,
+ firedOnLeave: !!firedOnLeave
+ }, remoteUserId);
+ };
+
+ if (typeof StreamsHandler !== 'undefined') {
+ connection.StreamsHandler = StreamsHandler;
+ }
+
+ connection.onleave = function(userid) {};
+
+ connection.invokeSelectFileDialog = function(callback) {
+ var selector = new FileSelector();
+ selector.selectSingleFile(callback);
+ };
+
+ connection.getPublicModerators = function(userIdStartsWith, callback) {
+ if (typeof userIdStartsWith === 'function') {
+ callback = userIdStartsWith;
+ }
+
+ connectSocket(function(socket) {
+ socket.emit(
+ 'get-public-moderators',
+ typeof userIdStartsWith === 'string' ? userIdStartsWith : '',
+ callback
+ );
+ });
+ };
+
+ connection.onmute = function(e) {
+ if (!e.mediaElement) {
+ return;
+ }
+
+ if (e.muteType === 'both' || e.muteType === 'video') {
+ e.mediaElement.src = null;
+ e.mediaElement.pause();
+ e.mediaElement.poster = e.snapshot || 'https://cdn.webrtc-experiment.com/images/muted.png';
+ } else if (e.muteType === 'audio') {
+ e.mediaElement.muted = true;
+ }
+ };
+
+ connection.onunmute = function(e) {
+ if (!e.mediaElement) {
+ return;
+ }
+
+ if (e.unmuteType === 'both' || e.unmuteType === 'video') {
+ e.mediaElement.poster = null;
+ e.mediaElement.src = URL.createObjectURL(e.stream);
+ e.mediaElement.play();
+ } else if (e.unmuteType === 'audio') {
+ e.mediaElement.muted = false;
+ }
+ };
+
+ connection.onExtraDataUpdated = function(event) {
+ event.status = 'online';
+ connection.onUserStatusChanged(event, true);
+ };
+
+ connection.onJoinWithPassword = function(remoteUserId) {
+ console.warn(remoteUserId, 'is password protected. Please join with password.');
+ };
+
+ connection.onInvalidPassword = function(remoteUserId, oldPassword) {
+ console.warn(remoteUserId, 'is password protected. Please join with valid password. Your old password', oldPassword, 'is wrong.');
+ };
+
+ connection.onPasswordMaxTriesOver = function(remoteUserId) {
+ console.warn(remoteUserId, 'is password protected. Your max password tries exceeded the limit.');
+ };
+
+ connection.getAllParticipants = function(sender) {
+ return connection.peers.getAllParticipants(sender);
+ };
+
+ if (typeof StreamsHandler !== 'undefined') {
+ StreamsHandler.onSyncNeeded = function(streamid, action, type) {
+ connection.peers.getAllParticipants().forEach(function(participant) {
+ mPeer.onNegotiationNeeded({
+ streamid: streamid,
+ action: action,
+ streamSyncNeeded: true,
+ type: type || 'both'
+ }, participant);
+ });
+ };
+ }
+
+ connection.connectSocket = function(callback) {
+ connectSocket(callback);
+ };
+
+ connection.closeSocket = function() {
+ if (!socket) return;
+ if (typeof socket.disconnect !== 'undefined') {
+ socket.disconnect();
+ }
+ socket = null;
+ };
+
+ connection.getSocket = function(callback) {
+ if (!socket) {
+ connectSocket(callback);
+ } else if (callback) {
+ callback(socket);
+ }
+
+ return socket;
+ };
+
+ connection.getRemoteStreams = mPeer.getRemoteStreams;
+
+ var skipStreams = ['selectFirst', 'selectAll', 'forEach'];
+
+ connection.streamEvents = {
+ selectFirst: function(options) {
+ if (!options) {
+ // in normal conferencing, it will always be "local-stream"
+ var firstStream;
+ for (var str in connection.streamEvents) {
+ if (skipStreams.indexOf(str) === -1 && !firstStream) {
+ firstStream = connection.streamEvents[str];
+ continue;
+ }
+ }
+ return firstStream;
+ }
+ },
+ selectAll: function() {}
+ };
+
+ connection.socketURL = '/'; // generated via config.json
+ connection.socketMessageEvent = 'RTCMultiConnection-Message'; // generated via config.json
+ connection.socketCustomEvent = 'RTCMultiConnection-Custom-Message'; // generated via config.json
+ connection.DetectRTC = DetectRTC;
+
+ connection.onUserStatusChanged = function(event, dontWriteLogs) {
+ if (!!connection.enableLogs && !dontWriteLogs) {
+ console.info(event.userid, event.status);
+ }
+ };
+
+ connection.getUserMediaHandler = getUserMediaHandler;
+ connection.multiPeersHandler = mPeer;
+ connection.enableLogs = true;
+ connection.setCustomSocketHandler = function(customSocketHandler) {
+ if (typeof SocketConnection !== 'undefined') {
+ SocketConnection = customSocketHandler;
+ }
+ };
+
+ // default value is 15k because Firefox's receiving limit is 16k!
+ // however 64k works chrome-to-chrome
+ connection.chunkSize = 65 * 1000;
+
+ connection.maxParticipantsAllowed = 1000;
+
+ // eject or leave single user
+ connection.disconnectWith = mPeer.disconnectWith;
+
+ connection.checkPresence = function(remoteUserId, callback) {
+ mPeer.onNegotiationNeeded({
+ detectPresence: true,
+ userid: (remoteUserId || connection.sessionid) + ''
+ }, 'system', callback);
+ };
+
+ connection.onReadyForOffer = function(remoteUserId, userPreferences) {
+ connection.multiPeersHandler.createNewPeer(remoteUserId, userPreferences);
+ };
+
+ connection.setUserPreferences = function(userPreferences) {
+ if (connection.dontAttachStream) {
+ userPreferences.dontAttachLocalStream = true;
+ }
+
+ if (connection.dontGetRemoteStream) {
+ userPreferences.dontGetRemoteStream = true;
+ }
+
+ return userPreferences;
+ };
+
+ connection.updateExtraData = function() {
+ socket.emit('extra-data-updated', connection.extra);
+ };
+
+ connection.enableScalableBroadcast = false;
+ connection.maxRelayLimitPerUser = 3; // each broadcast should serve only 3 users
+
+ connection.dontCaptureUserMedia = false;
+ connection.dontAttachStream = false;
+ connection.dontGetRemoteStream = false;
+
+ connection.onReConnecting = function(event) {
+ if (connection.enableLogs) {
+ console.info('ReConnecting with', event.userid, '...');
+ }
+ };
+
+ connection.beforeAddingStream = function(stream) {
+ return stream;
+ };
+
+ connection.beforeRemovingStream = function(stream) {
+ return stream;
+ };
+
+ if (typeof isChromeExtensionAvailable !== 'undefined') {
+ connection.checkIfChromeExtensionAvailable = isChromeExtensionAvailable;
+ }
+
+ if (typeof isFirefoxExtensionAvailable !== 'undefined') {
+ connection.checkIfChromeExtensionAvailable = isFirefoxExtensionAvailable;
+ }
+
+ if (typeof getChromeExtensionStatus !== 'undefined') {
+ connection.getChromeExtensionStatus = getChromeExtensionStatus;
+ }
+
+ connection.getScreenConstraints = function(callback) {
+ getScreenConstraints(function(error, screen_constraints) {
+ if (!error) {
+ screen_constraints = connection.modifyScreenConstraints(screen_constraints);
+ callback(error, screen_constraints);
+ }
+ });
+ };
+
+ connection.modifyScreenConstraints = function(screen_constraints) {
+ return screen_constraints;
+ };
+
+ connection.onPeerStateChanged = function(state) {
+ if (connection.enableLogs) {
+ if (state.iceConnectionState.search(/closed|failed/gi) !== -1) {
+ console.error('Peer connection is closed between you & ', state.userid, state.extra, 'state:', state.iceConnectionState);
+ }
+ }
+ };
+
+ connection.isOnline = true;
+
+ listenEventHandler('online', function() {
+ connection.isOnline = true;
+ });
+
+ listenEventHandler('offline', function() {
+ connection.isOnline = false;
+ });
+
+ connection.isLowBandwidth = false;
+ if (navigator && navigator.connection && navigator.connection.type) {
+ connection.isLowBandwidth = navigator.connection.type.toString().toLowerCase().search(/wifi|cell/g) !== -1;
+ if (connection.isLowBandwidth) {
+ connection.bandwidth = {
+ audio: 30,
+ video: 30,
+ screen: 30
+ };
+
+ if (connection.mediaConstraints.audio && connection.mediaConstraints.audio.optional.length) {
+ var newArray = [];
+ connection.mediaConstraints.audio.optional.forEach(function(opt) {
+ if (typeof opt.bandwidth === 'undefined') {
+ newArray.push(opt);
+ }
+ });
+ connection.mediaConstraints.audio.optional = newArray;
+ }
+
+ if (connection.mediaConstraints.video && connection.mediaConstraints.video.optional.length) {
+ var newArray = [];
+ connection.mediaConstraints.video.optional.forEach(function(opt) {
+ if (typeof opt.bandwidth === 'undefined') {
+ newArray.push(opt);
+ }
+ });
+ connection.mediaConstraints.video.optional = newArray;
+ }
+ }
+ }
+
+ connection.getExtraData = function(remoteUserId) {
+ if (!remoteUserId) throw 'remoteUserId is required.';
+ if (!connection.peers[remoteUserId]) return {};
+ return connection.peers[remoteUserId].extra;
+ };
+
+ if (!!forceOptions.autoOpenOrJoin) {
+ connection.openOrJoin(connection.sessionid);
+ }
+
+ connection.onUserIdAlreadyTaken = function(useridAlreadyTaken, yourNewUserId) {
+ if (connection.enableLogs) {
+ console.warn('Userid already taken.', useridAlreadyTaken, 'Your new userid:', yourNewUserId);
+ }
+
+ connection.join(useridAlreadyTaken);
+ };
+
+ connection.trickleIce = true;
+ }
+
+ function SocketConnection(connection, connectCallback) {
+ var parameters = '';
+
+ parameters += '?userid=' + connection.userid;
+ parameters += '&msgEvent=' + connection.socketMessageEvent;
+ parameters += '&socketCustomEvent=' + connection.socketCustomEvent;
+
+ if (connection.enableScalableBroadcast) {
+ parameters += '&enableScalableBroadcast=true';
+ parameters += '&maxRelayLimitPerUser=' + (connection.maxRelayLimitPerUser || 2);
+ }
+
+ var socket;
+
+ try {
+ socket = io((connection.socketURL || '/') + parameters);
+ } catch (e) {
+ socket = io.connect((connection.socketURL || '/') + parameters, connection.socketOptions);
+ }
+
+ var mPeer = connection.multiPeersHandler;
+
+ socket.on('extra-data-updated', function(remoteUserId, extra) {
+ if (!connection.peers[remoteUserId]) return;
+ connection.peers[remoteUserId].extra = extra;
+
+ connection.onExtraDataUpdated({
+ userid: remoteUserId,
+ extra: extra
+ });
+ });
+
+ socket.on(connection.socketMessageEvent, function(message) {
+ if (message.remoteUserId != connection.userid) return;
+
+ if (connection.peers[message.sender] && connection.peers[message.sender].extra != message.extra) {
+ connection.peers[message.sender].extra = message.extra;
+ connection.onExtraDataUpdated({
+ userid: message.sender,
+ extra: message.extra
+ });
+ }
+
+ if (message.message.streamSyncNeeded && connection.peers[message.sender]) {
+ var stream = connection.streamEvents[message.message.streamid];
+ if (!stream || !stream.stream) {
+ return;
+ }
+
+ var action = message.message.action;
+
+ if (action === 'ended' || action === 'stream-removed') {
+ connection.onstreamended(stream);
+ return;
+ }
+
+ var type = message.message.type != 'both' ? message.message.type : null;
+ stream.stream[action](type);
+ return;
+ }
+
+ if (message.message === 'connectWithAllParticipants') {
+ if (connection.broadcasters.indexOf(message.sender) === -1) {
+ connection.broadcasters.push(message.sender);
+ }
+
+ mPeer.onNegotiationNeeded({
+ allParticipants: connection.getAllParticipants(message.sender)
+ }, message.sender);
+ return;
+ }
+
+ if (message.message === 'removeFromBroadcastersList') {
+ if (connection.broadcasters.indexOf(message.sender) !== -1) {
+ delete connection.broadcasters[connection.broadcasters.indexOf(message.sender)];
+ connection.broadcasters = removeNullEntries(connection.broadcasters);
+ }
+ return;
+ }
+
+ if (message.message === 'dropPeerConnection') {
+ connection.deletePeer(message.sender);
+ return;
+ }
+
+ if (message.message.allParticipants) {
+ if (message.message.allParticipants.indexOf(message.sender) === -1) {
+ message.message.allParticipants.push(message.sender);
+ }
+
+ message.message.allParticipants.forEach(function(participant) {
+ mPeer[!connection.peers[participant] ? 'createNewPeer' : 'renegotiatePeer'](participant, {
+ localPeerSdpConstraints: {
+ OfferToReceiveAudio: connection.sdpConstraints.mandatory.OfferToReceiveAudio,
+ OfferToReceiveVideo: connection.sdpConstraints.mandatory.OfferToReceiveVideo
+ },
+ remotePeerSdpConstraints: {
+ OfferToReceiveAudio: connection.session.oneway ? !!connection.session.audio : connection.sdpConstraints.mandatory.OfferToReceiveAudio,
+ OfferToReceiveVideo: connection.session.oneway ? !!connection.session.video || !!connection.session.screen : connection.sdpConstraints.mandatory.OfferToReceiveVideo
+ },
+ isOneWay: !!connection.session.oneway || connection.direction === 'one-way',
+ isDataOnly: isData(connection.session)
+ });
+ });
+ return;
+ }
+
+ if (message.message.newParticipant) {
+ if (message.message.newParticipant == connection.userid) return;
+ if (!!connection.peers[message.message.newParticipant]) return;
+
+ mPeer.createNewPeer(message.message.newParticipant, message.message.userPreferences || {
+ localPeerSdpConstraints: {
+ OfferToReceiveAudio: connection.sdpConstraints.mandatory.OfferToReceiveAudio,
+ OfferToReceiveVideo: connection.sdpConstraints.mandatory.OfferToReceiveVideo
+ },
+ remotePeerSdpConstraints: {
+ OfferToReceiveAudio: connection.session.oneway ? !!connection.session.audio : connection.sdpConstraints.mandatory.OfferToReceiveAudio,
+ OfferToReceiveVideo: connection.session.oneway ? !!connection.session.video || !!connection.session.screen : connection.sdpConstraints.mandatory.OfferToReceiveVideo
+ },
+ isOneWay: !!connection.session.oneway || connection.direction === 'one-way',
+ isDataOnly: isData(connection.session)
+ });
+ return;
+ }
+
+ if (message.message.readyForOffer || message.message.addMeAsBroadcaster) {
+ connection.addNewBroadcaster(message.sender);
+ }
+
+ if (message.message.newParticipationRequest && message.sender !== connection.userid) {
+ if (connection.peers[message.sender]) {
+ connection.deletePeer(message.sender);
+ }
+
+ var userPreferences = {
+ extra: message.extra || {},
+ localPeerSdpConstraints: message.message.remotePeerSdpConstraints || {
+ OfferToReceiveAudio: connection.sdpConstraints.mandatory.OfferToReceiveAudio,
+ OfferToReceiveVideo: connection.sdpConstraints.mandatory.OfferToReceiveVideo
+ },
+ remotePeerSdpConstraints: message.message.localPeerSdpConstraints || {
+ OfferToReceiveAudio: connection.session.oneway ? !!connection.session.audio : connection.sdpConstraints.mandatory.OfferToReceiveAudio,
+ OfferToReceiveVideo: connection.session.oneway ? !!connection.session.video || !!connection.session.screen : connection.sdpConstraints.mandatory.OfferToReceiveVideo
+ },
+ isOneWay: typeof message.message.isOneWay !== 'undefined' ? message.message.isOneWay : !!connection.session.oneway || connection.direction === 'one-way',
+ isDataOnly: typeof message.message.isDataOnly !== 'undefined' ? message.message.isDataOnly : isData(connection.session),
+ dontGetRemoteStream: typeof message.message.isOneWay !== 'undefined' ? message.message.isOneWay : !!connection.session.oneway || connection.direction === 'one-way',
+ dontAttachLocalStream: !!message.message.dontGetRemoteStream,
+ connectionDescription: message,
+ successCallback: function() {
+ // if its oneway----- todo: THIS SEEMS NOT IMPORTANT.
+ if (typeof message.message.isOneWay !== 'undefined' ? message.message.isOneWay : !!connection.session.oneway || connection.direction === 'one-way') {
+ connection.addNewBroadcaster(message.sender, userPreferences);
+ }
+
+ if (!!connection.session.oneway || connection.direction === 'one-way' || isData(connection.session)) {
+ connection.addNewBroadcaster(message.sender, userPreferences);
+ }
+ }
+ };
+
+ connection.onNewParticipant(message.sender, userPreferences);
+ return;
+ }
+
+ if (message.message.shiftedModerationControl) {
+ connection.onShiftedModerationControl(message.sender, message.message.broadcasters);
+ return;
+ }
+
+ if (message.message.changedUUID) {
+ if (connection.peers[message.message.oldUUID]) {
+ connection.peers[message.message.newUUID] = connection.peers[message.message.oldUUID];
+ delete connection.peers[message.message.oldUUID];
+ }
+ }
+
+ if (message.message.userLeft) {
+ mPeer.onUserLeft(message.sender);
+
+ if (!!message.message.autoCloseEntireSession) {
+ connection.leave();
+ }
+
+ return;
+ }
+
+ mPeer.addNegotiatedMessage(message.message, message.sender);
+ });
+
+ socket.on('user-left', function(userid) {
+ onUserLeft(userid);
+
+ connection.onUserStatusChanged({
+ userid: userid,
+ status: 'offline',
+ extra: connection.peers[userid] ? connection.peers[userid].extra || {} : {}
+ });
+
+ connection.onleave({
+ userid: userid,
+ extra: {}
+ });
+ });
+
+ socket.on('connect', function() {
+ if (connection.enableLogs) {
+ console.info('socket.io connection is opened.');
+ }
+
+ socket.emit('extra-data-updated', connection.extra);
+
+ if (connectCallback) connectCallback(socket);
+ });
+
+ socket.on('disconnect', function() {
+ if (connection.enableLogs) {
+ console.info('socket.io connection is closed');
+ console.warn('socket.io reconnecting');
+ }
+ });
+
+ socket.on('join-with-password', function(remoteUserId) {
+ connection.onJoinWithPassword(remoteUserId);
+ });
+
+ socket.on('invalid-password', function(remoteUserId, oldPassword) {
+ connection.onInvalidPassword(remoteUserId, oldPassword);
+ });
+
+ socket.on('password-max-tries-over', function(remoteUserId) {
+ connection.onPasswordMaxTriesOver(remoteUserId);
+ });
+
+ socket.on('user-disconnected', function(remoteUserId) {
+ if (remoteUserId === connection.userid) {
+ return;
+ }
+
+ connection.onUserStatusChanged({
+ userid: remoteUserId,
+ status: 'offline',
+ extra: connection.peers[remoteUserId] ? connection.peers[remoteUserId].extra || {} : {}
+ });
+
+ connection.deletePeer(remoteUserId);
+ });
+
+ socket.on('user-connected', function(userid) {
+ if (userid === connection.userid) {
+ return;
+ }
+
+ connection.onUserStatusChanged({
+ userid: userid,
+ status: 'online',
+ extra: connection.peers[userid] ? connection.peers[userid].extra || {} : {}
+ });
+ });
+
+ socket.on('closed-entire-session', function(sessionid, extra) {
+ connection.leave();
+ connection.onEntireSessionClosed({
+ sessionid: sessionid,
+ userid: sessionid,
+ extra: extra
+ });
+ });
+
+ socket.on('userid-already-taken', function(useridAlreadyTaken, yourNewUserId) {
+ connection.isInitiator = false;
+ connection.userid = yourNewUserId;
+
+ connection.onUserIdAlreadyTaken(useridAlreadyTaken, yourNewUserId);
+ })
+
+ socket.on('logs', function(log) {
+ if (!connection.enableLogs) return;
+ console.debug('server-logs', log);
+ });
+
+ return socket;
+ }
+
+ // MultiPeersHandler.js
+
+ function MultiPeers(connection) {
+ var self = this;
+
+ var skipPeers = ['getAllParticipants', 'getLength', 'selectFirst', 'streams', 'send', 'forEach'];
+ connection.peers = {
+ getLength: function() {
+ var numberOfPeers = 0;
+ for (var peer in this) {
+ if (skipPeers.indexOf(peer) == -1) {
+ numberOfPeers++;
+ }
+ }
+ return numberOfPeers;
+ },
+ selectFirst: function() {
+ var firstPeer;
+ for (var peer in this) {
+ if (skipPeers.indexOf(peer) == -1) {
+ firstPeer = this[peer];
+ }
+ }
+ return firstPeer;
+ },
+ getAllParticipants: function(sender) {
+ var allPeers = [];
+ for (var peer in this) {
+ if (skipPeers.indexOf(peer) == -1 && peer != sender) {
+ allPeers.push(peer);
+ }
+ }
+ return allPeers;
+ },
+ forEach: function(callbcak) {
+ this.getAllParticipants().forEach(function(participant) {
+ callbcak(connection.peers[participant]);
+ });
+ },
+ send: function(data, remoteUserId) {
+ var that = this;
+
+ if (!isNull(data.size) && !isNull(data.type)) {
+ self.shareFile(data, remoteUserId);
+ return;
+ }
+
+ if (data.type !== 'text' && !(data instanceof ArrayBuffer) && !(data instanceof DataView)) {
+ TextSender.send({
+ text: data,
+ channel: this,
+ connection: connection,
+ remoteUserId: remoteUserId
+ });
+ return;
+ }
+
+ if (data.type === 'text') {
+ data = JSON.stringify(data);
+ }
+
+ if (remoteUserId) {
+ var remoteUser = connection.peers[remoteUserId];
+ if (remoteUser) {
+ remoteUser.channels.forEach(function(channel) {
+ channel.send(data);
+ });
+ return;
+ }
+ }
+
+ this.getAllParticipants().forEach(function(participant) {
+ that[participant].channels.forEach(function(channel) {
+ channel.send(data);
+ });
+ });
+ }
+ };
+
+ this.uuid = connection.userid;
+
+ this.getLocalConfig = function(remoteSdp, remoteUserId, userPreferences) {
+ if (!userPreferences) {
+ userPreferences = {};
+ }
+
+ return {
+ streamsToShare: userPreferences.streamsToShare || {},
+ rtcMultiConnection: connection,
+ connectionDescription: userPreferences.connectionDescription,
+ userid: remoteUserId,
+ localPeerSdpConstraints: userPreferences.localPeerSdpConstraints,
+ remotePeerSdpConstraints: userPreferences.remotePeerSdpConstraints,
+ dontGetRemoteStream: !!userPreferences.dontGetRemoteStream,
+ dontAttachLocalStream: !!userPreferences.dontAttachLocalStream,
+ renegotiatingPeer: !!userPreferences.renegotiatingPeer,
+ peerRef: userPreferences.peerRef,
+ onLocalSdp: function(localSdp) {
+ self.onNegotiationNeeded(localSdp, remoteUserId);
+ },
+ onLocalCandidate: function(localCandidate) {
+ localCandidate = OnIceCandidateHandler.processCandidates(connection, localCandidate)
+ if (localCandidate) {
+ self.onNegotiationNeeded(localCandidate, remoteUserId);
+ }
+ },
+ remoteSdp: remoteSdp,
+ onDataChannelMessage: function(message) {
+ if (!fbr && connection.enableFileSharing) initFileBufferReader();
+
+ if (typeof message == 'string' || !connection.enableFileSharing) {
+ self.onDataChannelMessage(message, remoteUserId);
+ return;
+ }
+
+ var that = this;
+
+ if (message instanceof ArrayBuffer || message instanceof DataView) {
+ fbr.convertToObject(message, function(object) {
+ that.onDataChannelMessage(object);
+ });
+ return;
+ }
+
+ if (message.readyForNextChunk) {
+ fbr.getNextChunk(message.uuid, function(nextChunk, isLastChunk) {
+ connection.peers[remoteUserId].channels.forEach(function(channel) {
+ channel.send(nextChunk);
+ });
+ }, remoteUserId);
+ return;
+ }
+
+ fbr.addChunk(message, function(promptNextChunk) {
+ connection.peers[remoteUserId].peer.channel.send(promptNextChunk);
+ });
+ },
+ onDataChannelError: function(error) {
+ self.onDataChannelError(error, remoteUserId);
+ },
+ onDataChannelOpened: function(channel) {
+ self.onDataChannelOpened(channel, remoteUserId);
+ },
+ onDataChannelClosed: function(event) {
+ self.onDataChannelClosed(event, remoteUserId);
+ },
+ onRemoteStream: function(stream) {
+ connection.peers[remoteUserId].streams.push(stream);
+
+ if (isPluginRTC && window.PluginRTC) {
+ var mediaElement = document.createElement('video');
+ var body = connection.videosContainer;
+ body.insertBefore(mediaElement, body.firstChild);
+ setTimeout(function() {
+ window.PluginRTC.attachMediaStream(mediaElement, stream);
+ }, 3000);
+ return;
+ }
+
+ self.onGettingRemoteMedia(stream, remoteUserId);
+ },
+ onRemoteStreamRemoved: function(stream) {
+ self.onRemovingRemoteMedia(stream, remoteUserId);
+ },
+ onPeerStateChanged: function(states) {
+ self.onPeerStateChanged(states);
+
+ if (states.iceConnectionState === 'new') {
+ self.onNegotiationStarted(remoteUserId, states);
+ }
+
+ if (states.iceConnectionState === 'connected') {
+ self.onNegotiationCompleted(remoteUserId, states);
+ }
+
+ if (states.iceConnectionState.search(/closed|failed/gi) !== -1) {
+ self.onUserLeft(remoteUserId);
+ self.disconnectWith(remoteUserId);
+ }
+ }
+ };
+ };
+
+ this.createNewPeer = function(remoteUserId, userPreferences) {
+ if (connection.maxParticipantsAllowed <= connection.getAllParticipants().length) {
+ return;
+ }
+
+ userPreferences = userPreferences || {};
+
+ if (!userPreferences.isOneWay && !userPreferences.isDataOnly) {
+ userPreferences.isOneWay = true;
+ this.onNegotiationNeeded({
+ enableMedia: true,
+ userPreferences: userPreferences
+ }, remoteUserId);
+ return;
+ }
+
+ userPreferences = connection.setUserPreferences(userPreferences, remoteUserId);
+
+ var localConfig = this.getLocalConfig(null, remoteUserId, userPreferences);
+ connection.peers[remoteUserId] = new PeerInitiator(localConfig);
+ };
+
+ this.createAnsweringPeer = function(remoteSdp, remoteUserId, userPreferences) {
+ userPreferences = connection.setUserPreferences(userPreferences || {}, remoteUserId);
+
+ var localConfig = this.getLocalConfig(remoteSdp, remoteUserId, userPreferences);
+ connection.peers[remoteUserId] = new PeerInitiator(localConfig);
+ };
+
+ this.renegotiatePeer = function(remoteUserId, userPreferences, remoteSdp) {
+ if (!connection.peers[remoteUserId]) {
+ if (connection.enableLogs) {
+ console.error('This peer (' + remoteUserId + ') does not exists. Renegotiation skipped.');
+ }
+ return;
+ }
+
+ if (!userPreferences) {
+ userPreferences = {};
+ }
+
+ userPreferences.renegotiatingPeer = true;
+ userPreferences.peerRef = connection.peers[remoteUserId].peer;
+
+ var localConfig = this.getLocalConfig(remoteSdp, remoteUserId, userPreferences);
+
+ connection.peers[remoteUserId] = new PeerInitiator(localConfig);
+ };
+
+ this.replaceTrack = function(track, remoteUserId, isVideoTrack) {
+ if (!connection.peers[remoteUserId]) {
+ throw 'This peer (' + remoteUserId + ') does not exists.';
+ }
+
+ var peer = connection.peers[remoteUserId].peer;
+
+ if (!!peer.getSenders && typeof peer.getSenders === 'function' && peer.getSenders().length) {
+ peer.getSenders().forEach(function(rtpSender) {
+ if (isVideoTrack && rtpSender.track instanceof VideoStreamTrack) {
+ connection.peers[remoteUserId].peer.lastVideoTrack = rtpSender.track;
+ rtpSender.replaceTrack(track);
+ }
+
+ if (!isVideoTrack && rtpSender.track instanceof AudioStreamTrack) {
+ connection.peers[remoteUserId].peer.lastAudioTrack = rtpSender.track;
+ rtpSender.replaceTrack(track);
+ }
+ });
+ return;
+ }
+
+ console.warn('RTPSender.replaceTrack is NOT supported.');
+ this.renegotiatePeer(remoteUserId);
+ };
+
+ this.onNegotiationNeeded = function(message, remoteUserId) {};
+ this.addNegotiatedMessage = function(message, remoteUserId) {
+ if (message.type && message.sdp) {
+ if (message.type == 'answer') {
+ if (connection.peers[remoteUserId]) {
+ connection.peers[remoteUserId].addRemoteSdp(message);
+ }
+ }
+
+ if (message.type == 'offer') {
+ if (message.renegotiatingPeer) {
+ this.renegotiatePeer(remoteUserId, null, message);
+ } else {
+ this.createAnsweringPeer(message, remoteUserId);
+ }
+ }
+
+ if (connection.enableLogs) {
+ console.log('Remote peer\'s sdp:', message.sdp);
+ }
+ return;
+ }
+
+ if (message.candidate) {
+ if (connection.peers[remoteUserId]) {
+ connection.peers[remoteUserId].addRemoteCandidate(message);
+ }
+
+ if (connection.enableLogs) {
+ console.log('Remote peer\'s candidate pairs:', message.candidate);
+ }
+ return;
+ }
+
+ if (message.enableMedia) {
+ if (connection.attachStreams.length || connection.dontCaptureUserMedia) {
+ var streamsToShare = {};
+ connection.attachStreams.forEach(function(stream) {
+ streamsToShare[stream.streamid] = {
+ isAudio: !!stream.isAudio,
+ isVideo: !!stream.isVideo,
+ isScreen: !!stream.isScreen
+ };
+ });
+ message.userPreferences.streamsToShare = streamsToShare;
+
+ self.onNegotiationNeeded({
+ readyForOffer: true,
+ userPreferences: message.userPreferences
+ }, remoteUserId);
+ return;
+ }
+
+ var localMediaConstraints = {};
+ var userPreferences = message.userPreferences;
+ if (userPreferences.localPeerSdpConstraints.OfferToReceiveAudio) {
+ localMediaConstraints.audio = connection.mediaConstraints.audio;
+ }
+
+ if (userPreferences.localPeerSdpConstraints.OfferToReceiveVideo) {
+ localMediaConstraints.video = connection.mediaConstraints.video;
+ }
+
+ invokeGetUserMedia(localMediaConstraints, message, remoteUserId);
+ }
+
+ if (message.readyForOffer) {
+ connection.onReadyForOffer(remoteUserId, message.userPreferences);
+ }
+ };
+
+ function invokeGetUserMedia(mediaConstraints, message, remoteUserId) {
+ getUserMediaHandler({
+ onGettingLocalMedia: function(localStream) {
+ self.onGettingLocalMedia(localStream);
+
+ var streamsToShare = {};
+ connection.attachStreams.forEach(function(stream) {
+ streamsToShare[stream.streamid] = {
+ isAudio: !!stream.isAudio,
+ isVideo: !!stream.isVideo,
+ isScreen: !!stream.isScreen
+ };
+ });
+ message.userPreferences.streamsToShare = streamsToShare;
+
+ self.onNegotiationNeeded({
+ readyForOffer: true,
+ userPreferences: message.userPreferences
+ }, remoteUserId);
+ },
+ onLocalMediaError: function(error, constraints) {
+ self.onLocalMediaError(error, constraints);
+
+ if (constraints.audio && constraints.video && (error.name || '').toString().indexOf('DevicesNotFound') !== -1) {
+ constraints.video = false;
+ invokeGetUserMedia(constraints, message, remoteUserId);
+ return;
+ }
+
+ self.onNegotiationNeeded({
+ readyForOffer: true,
+ userPreferences: message.userPreferences
+ }, remoteUserId);
+ },
+ localMediaConstraints: mediaConstraints
+ });
+ }
+
+
+ this.connectNewParticipantWithAllBroadcasters = function(newParticipantId, userPreferences, broadcastersList) {
+ broadcastersList = broadcastersList.split('|-,-|');
+ if (!broadcastersList.length) {
+ return;
+ }
+
+ var firstBroadcaster = broadcastersList[0];
+
+ self.onNegotiationNeeded({
+ newParticipant: newParticipantId,
+ userPreferences: userPreferences || false
+ }, firstBroadcaster);
+
+ delete broadcastersList[0];
+
+ var array = [];
+ broadcastersList.forEach(function(broadcaster) {
+ if (broadcaster) {
+ array.push(broadcaster);
+ }
+ });
+
+ setTimeout(function() {
+ self.connectNewParticipantWithAllBroadcasters(newParticipantId, userPreferences, array.join('|-,-|'));
+ }, 10 * 1000);
+ };
+
+ this.onGettingRemoteMedia = function(stream, remoteUserId) {};
+ this.onRemovingRemoteMedia = function(stream, remoteUserId) {};
+ this.onGettingLocalMedia = function(localStream) {};
+ this.onLocalMediaError = function(error, constraints) {
+ connection.onMediaError(error, constraints);
+ };
+
+ var fbr;
+
+ function initFileBufferReader() {
+ fbr = new FileBufferReader();
+ fbr.onProgress = function(chunk) {
+ connection.onFileProgress(chunk);
+ };
+ fbr.onBegin = function(file) {
+ connection.onFileStart(file);
+ };
+ fbr.onEnd = function(file) {
+ connection.onFileEnd(file);
+ };
+ }
+
+ this.shareFile = function(file, remoteUserId) {
+ if (!connection.enableFileSharing) {
+ throw '"connection.enableFileSharing" is false.';
+ }
+
+ initFileBufferReader();
+
+ fbr.readAsArrayBuffer(file, function(uuid) {
+ var arrayOfUsers = connection.getAllParticipants();
+
+ if (remoteUserId) {
+ arrayOfUsers = [remoteUserId];
+ }
+
+ arrayOfUsers.forEach(function(participant) {
+ fbr.getNextChunk(uuid, function(nextChunk) {
+ connection.peers[participant].channels.forEach(function(channel) {
+ channel.send(nextChunk);
+ });
+ }, participant);
+ });
+ }, {
+ userid: connection.userid,
+ // extra: connection.extra,
+ chunkSize: isFirefox ? 15 * 1000 : connection.chunkSize || 0
+ });
+ };
+
+ if (typeof 'TextReceiver' !== 'undefined') {
+ var textReceiver = new TextReceiver(connection);
+ }
+
+ this.onDataChannelMessage = function(message, remoteUserId) {
+ textReceiver.receive(JSON.parse(message), remoteUserId, connection.peers[remoteUserId] ? connection.peers[remoteUserId].extra : {});
+ };
+
+ this.onDataChannelClosed = function(event, remoteUserId) {
+ event.userid = remoteUserId;
+ event.extra = connection.peers[remoteUserId] ? connection.peers[remoteUserId].extra : {};
+ connection.onclose(event);
+ };
+
+ this.onDataChannelError = function(error, remoteUserId) {
+ error.userid = remoteUserId;
+ event.extra = connection.peers[remoteUserId] ? connection.peers[remoteUserId].extra : {};
+ connection.onerror(error);
+ };
+
+ this.onDataChannelOpened = function(channel, remoteUserId) {
+ // keep last channel only; we are not expecting parallel/channels channels
+ if (connection.peers[remoteUserId].channels.length) {
+ return;
+ }
+
+ connection.peers[remoteUserId].channels.push(channel);
+ connection.onopen({
+ userid: remoteUserId,
+ extra: connection.peers[remoteUserId] ? connection.peers[remoteUserId].extra : {},
+ channel: channel
+ });
+ };
+
+ this.onPeerStateChanged = function(state) {
+ connection.onPeerStateChanged(state);
+ };
+
+ this.onNegotiationStarted = function(remoteUserId, states) {};
+ this.onNegotiationCompleted = function(remoteUserId, states) {};
+
+ this.getRemoteStreams = function(remoteUserId) {
+ remoteUserId = remoteUserId || connection.peers.getAllParticipants()[0];
+ return connection.peers[remoteUserId] ? connection.peers[remoteUserId].streams : [];
+ };
+
+ this.isPluginRTC = connection.isPluginRTC = isPluginRTC;
+ }
+
+ // globals.js
+
+ var isOpera = !!window.opera || navigator.userAgent.indexOf(' OPR/') >= 0;
+ var isFirefox = typeof window.InstallTrigger !== 'undefined';
+ var isSafari = Object.prototype.toString.call(window.HTMLElement).indexOf('Constructor') > 0;
+ var isChrome = !!window.chrome && !isOpera;
+ var isIE = !!document.documentMode;
+
+ var isMobileDevice = !!navigator.userAgent.match(/Android|iPhone|iPad|iPod|BlackBerry|IEMobile/i);
+
+ if (typeof cordova !== 'undefined') {
+ isMobileDevice = true;
+ isChrome = true;
+ }
+
+ if (navigator && navigator.userAgent && navigator.userAgent.indexOf('Crosswalk') !== -1) {
+ isMobileDevice = true;
+ isChrome = true;
+ }
+
+ var isPluginRTC = !isMobileDevice && (isSafari || isIE);
+
+ if (isPluginRTC && typeof URL !== 'undefined') {
+ URL.createObjectURL = function() {};
+ }
+
+ // detect node-webkit
+ var isNodeWebkit = !!(window.process && (typeof window.process === 'object') && window.process.versions && window.process.versions['node-webkit']);
+
+ var chromeVersion = 50;
+ var matchArray = navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./);
+ if (isChrome && matchArray && matchArray[2]) {
+ chromeVersion = parseInt(matchArray[2], 10);
+ }
+
+ var firefoxVersion = 50;
+ matchArray = navigator.userAgent.match(/Firefox\/(.*)/);
+ if (isFirefox && matchArray && matchArray[1]) {
+ firefoxVersion = parseInt(matchArray[1], 10);
+ }
+
+ function fireEvent(obj, eventName, args) {
+ if (typeof CustomEvent === 'undefined') {
+ return;
+ }
+
+ var eventDetail = {
+ arguments: args,
+ __exposedProps__: args
+ };
+
+ var event = new CustomEvent(eventName, eventDetail);
+ obj.dispatchEvent(event);
+ }
+
+ function setHarkEvents(connection, streamEvent) {
+ if (!connection || !streamEvent) {
+ throw 'Both arguments are required.';
+ }
+
+ if (!connection.onspeaking || !connection.onsilence) {
+ return;
+ }
+
+ if (typeof hark === 'undefined') {
+ throw 'hark.js not found.';
+ }
+
+ hark(streamEvent.stream, {
+ onspeaking: function() {
+ connection.onspeaking(streamEvent);
+ },
+ onsilence: function() {
+ connection.onsilence(streamEvent);
+ },
+ onvolumechange: function(volume, threshold) {
+ if (!connection.onvolumechange) {
+ return;
+ }
+ connection.onvolumechange(merge({
+ volume: volume,
+ threshold: threshold
+ }, streamEvent));
+ }
+ });
+ }
+
+ function setMuteHandlers(connection, streamEvent) {
+ if (!streamEvent.stream || !streamEvent.stream.addEventListener) return;
+
+ streamEvent.stream.addEventListener('mute', function(event) {
+ event = connection.streamEvents[event.target.streamid];
+
+ event.session = {
+ audio: event.muteType === 'audio',
+ video: event.muteType === 'video'
+ };
+
+ connection.onmute(event);
+ }, false);
+
+ streamEvent.stream.addEventListener('unmute', function(event) {
+ event = connection.streamEvents[event.target.streamid];
+
+ event.session = {
+ audio: event.unmuteType === 'audio',
+ video: event.unmuteType === 'video'
+ };
+
+ connection.onunmute(event);
+ }, false);
+ }
+
+ function getRandomString() {
+ if (window.crypto && window.crypto.getRandomValues && navigator.userAgent.indexOf('Safari') === -1) {
+ var a = window.crypto.getRandomValues(new Uint32Array(3)),
+ token = '';
+ for (var i = 0, l = a.length; i < l; i++) {
+ token += a[i].toString(36);
+ }
+ return token;
+ } else {
+ return (Math.random() * new Date().getTime()).toString(36).replace(/\./g, '');
+ }
+ }
+
+ // Get HTMLAudioElement/HTMLVideoElement accordingly
+
+ function getRMCMediaElement(stream, callback, connection) {
+ var isAudioOnly = false;
+ if (!!stream.getVideoTracks && !stream.getVideoTracks().length) {
+ isAudioOnly = true;
+ }
+
+ var mediaElement = document.createElement(isAudioOnly ? 'audio' : 'video');
+
+ if (isPluginRTC && window.PluginRTC) {
+ connection.videosContainer.insertBefore(mediaElement, connection.videosContainer.firstChild);
+
+ setTimeout(function() {
+ window.PluginRTC.attachMediaStream(mediaElement, stream);
+ callback(mediaElement);
+ }, 1000);
+
+ return;
+ }
+
+ // "mozSrcObject" is always preferred over "src"!!
+ mediaElement[isFirefox ? 'mozSrcObject' : 'src'] = isFirefox ? stream : window.URL.createObjectURL(stream);
+ mediaElement.controls = true;
+
+ // http://goo.gl/WZ5nFl
+ // Firefox don't yet support onended for any stream (remote/local)
+ if (isFirefox) {
+ mediaElement.addEventListener('ended', function() {
+ // fireEvent(stream, 'ended', stream);
+ currentUserMediaRequest.remove(stream.idInstance);
+
+ if (stream.type === 'local') {
+ StreamsHandler.onSyncNeeded(stream.streamid, 'ended');
+
+ connection.attachStreams.forEach(function(aStream, idx) {
+ if (stream.streamid === aStream.streamid) {
+ delete connection.attachStreams[idx];
+ }
+ });
+
+ var newStreamsArray = [];
+ connection.attachStreams.forEach(function(aStream) {
+ if (aStream) {
+ newStreamsArray.push(aStream);
+ }
+ });
+ connection.attachStreams = newStreamsArray;
+
+ var streamEvent = connection.streamEvents[stream.streamid];
+
+ if (streamEvent) {
+ connection.onstreamended(streamEvent);
+ return;
+ }
+ if (this.parentNode) {
+ this.parentNode.removeChild(this);
+ }
+ }
+ }, false);
+ }
+
+ mediaElement.play();
+ callback(mediaElement);
+ }
+
+ // if IE
+ if (!window.addEventListener) {
+ window.addEventListener = function(el, eventName, eventHandler) {
+ if (!el.attachEvent) {
+ return;
+ }
+ el.attachEvent('on' + eventName, eventHandler);
+ };
+ }
+
+ function listenEventHandler(eventName, eventHandler) {
+ window.removeEventListener(eventName, eventHandler);
+ window.addEventListener(eventName, eventHandler, false);
+ }
+
+ window.attachEventListener = function(video, type, listener, useCapture) {
+ video.addEventListener(type, listener, useCapture);
+ };
+
+ function removeNullEntries(array) {
+ var newArray = [];
+ array.forEach(function(item) {
+ if (item) {
+ newArray.push(item);
+ }
+ });
+ return newArray;
+ }
+
+
+ function isData(session) {
+ return !session.audio && !session.video && !session.screen && session.data;
+ }
+
+ function isNull(obj) {
+ return typeof obj === 'undefined';
+ }
+
+ function isString(obj) {
+ return typeof obj === 'string';
+ }
+
+ var MediaStream = window.MediaStream;
+
+ if (typeof MediaStream === 'undefined' && typeof webkitMediaStream !== 'undefined') {
+ MediaStream = webkitMediaStream;
+ }
+
+ /*global MediaStream:true */
+ if (typeof MediaStream !== 'undefined') {
+ if (!('getVideoTracks' in MediaStream.prototype)) {
+ MediaStream.prototype.getVideoTracks = function() {
+ if (!this.getTracks) {
+ return [];
+ }
+
+ var tracks = [];
+ this.getTracks.forEach(function(track) {
+ if (track.kind.toString().indexOf('video') !== -1) {
+ tracks.push(track);
+ }
+ });
+ return tracks;
+ };
+
+ MediaStream.prototype.getAudioTracks = function() {
+ if (!this.getTracks) {
+ return [];
+ }
+
+ var tracks = [];
+ this.getTracks.forEach(function(track) {
+ if (track.kind.toString().indexOf('audio') !== -1) {
+ tracks.push(track);
+ }
+ });
+ return tracks;
+ };
+ }
+
+ if (!('stop' in MediaStream.prototype)) {
+ MediaStream.prototype.stop = function() {
+ this.getAudioTracks().forEach(function(track) {
+ if (!!track.stop) {
+ track.stop();
+ }
+ });
+
+ this.getVideoTracks().forEach(function(track) {
+ if (!!track.stop) {
+ track.stop();
+ }
+ });
+ };
+ }
+ }
+
+ // Last time updated: 2016-02-26 11:47:17 AM UTC
+
+ // Latest file can be found here: https://cdn.webrtc-experiment.com/DetectRTC.js
+
+ // Muaz Khan - www.MuazKhan.com
+ // MIT License - www.WebRTC-Experiment.com/licence
+ // Documentation - github.com/muaz-khan/DetectRTC
+ // ____________
+ // DetectRTC.js
+
+ // DetectRTC.hasWebcam (has webcam device!)
+ // DetectRTC.hasMicrophone (has microphone device!)
+ // DetectRTC.hasSpeakers (has speakers!)
+
+ (function() {
+
+ 'use strict';
+
+ var navigator = window.navigator;
+
+ if (typeof navigator !== 'undefined') {
+ if (typeof navigator.webkitGetUserMedia !== 'undefined') {
+ navigator.getUserMedia = navigator.webkitGetUserMedia;
+ }
+
+ if (typeof navigator.mozGetUserMedia !== 'undefined') {
+ navigator.getUserMedia = navigator.mozGetUserMedia;
+ }
+ } else {
+ navigator = {
+ getUserMedia: function() {},
+ userAgent: 'Fake/5.0 (FakeOS) AppleWebKit/123 (KHTML, like Gecko) Fake/12.3.4567.89 Fake/123.45'
+ };
+ }
+
+ var isMobileDevice = !!navigator.userAgent.match(/Android|iPhone|iPad|iPod|BlackBerry|IEMobile/i);
+ var isEdge = navigator.userAgent.indexOf('Edge') !== -1 && (!!navigator.msSaveOrOpenBlob || !!navigator.msSaveBlob);
+
+ var isOpera = !!window.opera || navigator.userAgent.indexOf(' OPR/') >= 0;
+ var isFirefox = typeof window.InstallTrigger !== 'undefined';
+ var isSafari = Object.prototype.toString.call(window.HTMLElement).indexOf('Constructor') > 0;
+ var isChrome = !!window.chrome && !isOpera;
+ var isIE = !!document.documentMode && !isEdge;
+
+ // this one can also be used:
+ // https://www.websocket.org/js/stuff.js (DetectBrowser.js)
+
+ function getBrowserInfo() {
+ var nVer = navigator.appVersion;
+ var nAgt = navigator.userAgent;
+ var browserName = navigator.appName;
+ var fullVersion = '' + parseFloat(navigator.appVersion);
+ var majorVersion = parseInt(navigator.appVersion, 10);
+ var nameOffset, verOffset, ix;
+
+ // In Opera, the true version is after 'Opera' or after 'Version'
+ if (isOpera) {
+ browserName = 'Opera';
+ try {
+ fullVersion = navigator.userAgent.split('OPR/')[1].split(' ')[0];
+ majorVersion = fullVersion.split('.')[0];
+ } catch (e) {
+ fullVersion = '0.0.0.0';
+ majorVersion = 0;
+ }
+ }
+ // In MSIE, the true version is after 'MSIE' in userAgent
+ else if (isIE) {
+ verOffset = nAgt.indexOf('MSIE');
+ browserName = 'IE';
+ fullVersion = nAgt.substring(verOffset + 5);
+ }
+ // In Chrome, the true version is after 'Chrome'
+ else if (isChrome) {
+ verOffset = nAgt.indexOf('Chrome');
+ browserName = 'Chrome';
+ fullVersion = nAgt.substring(verOffset + 7);
+ }
+ // In Safari, the true version is after 'Safari' or after 'Version'
+ else if (isSafari) {
+ verOffset = nAgt.indexOf('Safari');
+ browserName = 'Safari';
+ fullVersion = nAgt.substring(verOffset + 7);
+
+ if ((verOffset = nAgt.indexOf('Version')) !== -1) {
+ fullVersion = nAgt.substring(verOffset + 8);
+ }
+ }
+ // In Firefox, the true version is after 'Firefox'
+ else if (isFirefox) {
+ verOffset = nAgt.indexOf('Firefox');
+ browserName = 'Firefox';
+ fullVersion = nAgt.substring(verOffset + 8);
+ }
+
+ // In most other browsers, 'name/version' is at the end of userAgent
+ else if ((nameOffset = nAgt.lastIndexOf(' ') + 1) < (verOffset = nAgt.lastIndexOf('/'))) {
+ browserName = nAgt.substring(nameOffset, verOffset);
+ fullVersion = nAgt.substring(verOffset + 1);
+
+ if (browserName.toLowerCase() === browserName.toUpperCase()) {
+ browserName = navigator.appName;
+ }
+ }
+
+ if (isEdge) {
+ browserName = 'Edge';
+ // fullVersion = navigator.userAgent.split('Edge/')[1];
+ fullVersion = parseInt(navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)[2], 10).toString();
+ }
+
+ // trim the fullVersion string at semicolon/space if present
+ if ((ix = fullVersion.indexOf(';')) !== -1) {
+ fullVersion = fullVersion.substring(0, ix);
+ }
+
+ if ((ix = fullVersion.indexOf(' ')) !== -1) {
+ fullVersion = fullVersion.substring(0, ix);
+ }
+
+ majorVersion = parseInt('' + fullVersion, 10);
+
+ if (isNaN(majorVersion)) {
+ fullVersion = '' + parseFloat(navigator.appVersion);
+ majorVersion = parseInt(navigator.appVersion, 10);
+ }
+
+ return {
+ fullVersion: fullVersion,
+ version: majorVersion,
+ name: browserName,
+ isPrivateBrowsing: false
+ };
+ }
+
+ // via: https://gist.github.com/cou929/7973956
+
+ function retry(isDone, next) {
+ var currentTrial = 0,
+ maxRetry = 50,
+ interval = 10,
+ isTimeout = false;
+ var id = window.setInterval(
+ function() {
+ if (isDone()) {
+ window.clearInterval(id);
+ next(isTimeout);
+ }
+ if (currentTrial++ > maxRetry) {
+ window.clearInterval(id);
+ isTimeout = true;
+ next(isTimeout);
+ }
+ },
+ 10
+ );
+ }
+
+ function isIE10OrLater(userAgent) {
+ var ua = userAgent.toLowerCase();
+ if (ua.indexOf('msie') === 0 && ua.indexOf('trident') === 0) {
+ return false;
+ }
+ var match = /(?:msie|rv:)\s?([\d\.]+)/.exec(ua);
+ if (match && parseInt(match[1], 10) >= 10) {
+ return true;
+ }
+ return false;
+ }
+
+ function detectPrivateMode(callback) {
+ var isPrivate;
+
+ if (window.webkitRequestFileSystem) {
+ window.webkitRequestFileSystem(
+ window.TEMPORARY, 1,
+ function() {
+ isPrivate = false;
+ },
+ function(e) {
+ console.log(e);
+ isPrivate = true;
+ }
+ );
+ } else if (window.indexedDB && /Firefox/.test(window.navigator.userAgent)) {
+ var db;
+ try {
+ db = window.indexedDB.open('test');
+ } catch (e) {
+ isPrivate = true;
+ }
+
+ if (typeof isPrivate === 'undefined') {
+ retry(
+ function isDone() {
+ return db.readyState === 'done' ? true : false;
+ },
+ function next(isTimeout) {
+ if (!isTimeout) {
+ isPrivate = db.result ? false : true;
+ }
+ }
+ );
+ }
+ } else if (isIE10OrLater(window.navigator.userAgent)) {
+ isPrivate = false;
+ try {
+ if (!window.indexedDB) {
+ isPrivate = true;
+ }
+ } catch (e) {
+ isPrivate = true;
+ }
+ } else if (window.localStorage && /Safari/.test(window.navigator.userAgent)) {
+ try {
+ window.localStorage.setItem('test', 1);
+ } catch (e) {
+ isPrivate = true;
+ }
+
+ if (typeof isPrivate === 'undefined') {
+ isPrivate = false;
+ window.localStorage.removeItem('test');
+ }
+ }
+
+ retry(
+ function isDone() {
+ return typeof isPrivate !== 'undefined' ? true : false;
+ },
+ function next(isTimeout) {
+ callback(isPrivate);
+ }
+ );
+ }
+
+ var isMobile = {
+ Android: function() {
+ return navigator.userAgent.match(/Android/i);
+ },
+ BlackBerry: function() {
+ return navigator.userAgent.match(/BlackBerry/i);
+ },
+ iOS: function() {
+ return navigator.userAgent.match(/iPhone|iPad|iPod/i);
+ },
+ Opera: function() {
+ return navigator.userAgent.match(/Opera Mini/i);
+ },
+ Windows: function() {
+ return navigator.userAgent.match(/IEMobile/i);
+ },
+ any: function() {
+ return (isMobile.Android() || isMobile.BlackBerry() || isMobile.iOS() || isMobile.Opera() || isMobile.Windows());
+ },
+ getOsName: function() {
+ var osName = 'Unknown OS';
+ if (isMobile.Android()) {
+ osName = 'Android';
+ }
+
+ if (isMobile.BlackBerry()) {
+ osName = 'BlackBerry';
+ }
+
+ if (isMobile.iOS()) {
+ osName = 'iOS';
+ }
+
+ if (isMobile.Opera()) {
+ osName = 'Opera Mini';
+ }
+
+ if (isMobile.Windows()) {
+ osName = 'Windows';
+ }
+
+ return osName;
+ }
+ };
+
+ // via: http://jsfiddle.net/ChristianL/AVyND/
+ function detectDesktopOS() {
+ var unknown = '-';
+
+ var nVer = navigator.appVersion;
+ var nAgt = navigator.userAgent;
+
+ var os = unknown;
+ var clientStrings = [{
+ s: 'Windows 10',
+ r: /(Windows 10.0|Windows NT 10.0)/
+ }, {
+ s: 'Windows 8.1',
+ r: /(Windows 8.1|Windows NT 6.3)/
+ }, {
+ s: 'Windows 8',
+ r: /(Windows 8|Windows NT 6.2)/
+ }, {
+ s: 'Windows 7',
+ r: /(Windows 7|Windows NT 6.1)/
+ }, {
+ s: 'Windows Vista',
+ r: /Windows NT 6.0/
+ }, {
+ s: 'Windows Server 2003',
+ r: /Windows NT 5.2/
+ }, {
+ s: 'Windows XP',
+ r: /(Windows NT 5.1|Windows XP)/
+ }, {
+ s: 'Windows 2000',
+ r: /(Windows NT 5.0|Windows 2000)/
+ }, {
+ s: 'Windows ME',
+ r: /(Win 9x 4.90|Windows ME)/
+ }, {
+ s: 'Windows 98',
+ r: /(Windows 98|Win98)/
+ }, {
+ s: 'Windows 95',
+ r: /(Windows 95|Win95|Windows_95)/
+ }, {
+ s: 'Windows NT 4.0',
+ r: /(Windows NT 4.0|WinNT4.0|WinNT|Windows NT)/
+ }, {
+ s: 'Windows CE',
+ r: /Windows CE/
+ }, {
+ s: 'Windows 3.11',
+ r: /Win16/
+ }, {
+ s: 'Android',
+ r: /Android/
+ }, {
+ s: 'Open BSD',
+ r: /OpenBSD/
+ }, {
+ s: 'Sun OS',
+ r: /SunOS/
+ }, {
+ s: 'Linux',
+ r: /(Linux|X11)/
+ }, {
+ s: 'iOS',
+ r: /(iPhone|iPad|iPod)/
+ }, {
+ s: 'Mac OS X',
+ r: /Mac OS X/
+ }, {
+ s: 'Mac OS',
+ r: /(MacPPC|MacIntel|Mac_PowerPC|Macintosh)/
+ }, {
+ s: 'QNX',
+ r: /QNX/
+ }, {
+ s: 'UNIX',
+ r: /UNIX/
+ }, {
+ s: 'BeOS',
+ r: /BeOS/
+ }, {
+ s: 'OS/2',
+ r: /OS\/2/
+ }, {
+ s: 'Search Bot',
+ r: /(nuhk|Googlebot|Yammybot|Openbot|Slurp|MSNBot|Ask Jeeves\/Teoma|ia_archiver)/
+ }];
+ for (var id in clientStrings) {
+ var cs = clientStrings[id];
+ if (cs.r.test(nAgt)) {
+ os = cs.s;
+ break;
+ }
+ }
+
+ var osVersion = unknown;
+
+ if (/Windows/.test(os)) {
+ if (/Windows (.*)/.test(os)) {
+ osVersion = /Windows (.*)/.exec(os)[1];
+ }
+ os = 'Windows';
+ }
+
+ switch (os) {
+ case 'Mac OS X':
+ if (/Mac OS X (10[\.\_\d]+)/.test(nAgt)) {
+ osVersion = /Mac OS X (10[\.\_\d]+)/.exec(nAgt)[1];
+ }
+ break;
+ case 'Android':
+ if (/Android ([\.\_\d]+)/.test(nAgt)) {
+ osVersion = /Android ([\.\_\d]+)/.exec(nAgt)[1];
+ }
+ break;
+ case 'iOS':
+ if (/OS (\d+)_(\d+)_?(\d+)?/.test(nAgt)) {
+ osVersion = /OS (\d+)_(\d+)_?(\d+)?/.exec(nVer);
+ osVersion = osVersion[1] + '.' + osVersion[2] + '.' + (osVersion[3] | 0);
+ }
+ break;
+ }
+
+ return {
+ osName: os,
+ osVersion: osVersion
+ };
+ }
+
+ var osName = 'Unknown OS';
+ var osVersion = 'Unknown OS Version';
+
+ if (isMobile.any()) {
+ osName = isMobile.getOsName();
+ } else {
+ var osInfo = detectDesktopOS();
+ osName = osInfo.osName;
+ osVersion = osInfo.osVersion;
+ }
+
+ var isCanvasSupportsStreamCapturing = false;
+ var isVideoSupportsStreamCapturing = false;
+ ['captureStream', 'mozCaptureStream', 'webkitCaptureStream'].forEach(function(item) {
+ if (!isCanvasSupportsStreamCapturing && item in document.createElement('canvas')) {
+ isCanvasSupportsStreamCapturing = true;
+ }
+
+ if (!isVideoSupportsStreamCapturing && item in document.createElement('video')) {
+ isVideoSupportsStreamCapturing = true;
+ }
+ });
+
+ // via: https://github.com/diafygi/webrtc-ips
+ function DetectLocalIPAddress(callback) {
+ if (!DetectRTC.isWebRTCSupported) {
+ return;
+ }
+
+ if (DetectRTC.isORTCSupported) {
+ return;
+ }
+
+ getIPs(function(ip) {
+ //local IPs
+ if (ip.match(/^(192\.168\.|169\.254\.|10\.|172\.(1[6-9]|2\d|3[01]))/)) {
+ callback('Local: ' + ip);
+ }
+
+ //assume the rest are public IPs
+ else {
+ callback('Public: ' + ip);
+ }
+ });
+ }
+
+ //get the IP addresses associated with an account
+ function getIPs(callback) {
+ var ipDuplicates = {};
+
+ //compatibility for firefox and chrome
+ var RTCPeerConnection = window.RTCPeerConnection || window.mozRTCPeerConnection || window.webkitRTCPeerConnection;
+ var useWebKit = !!window.webkitRTCPeerConnection;
+
+ // bypass naive webrtc blocking using an iframe
+ if (!RTCPeerConnection) {
+ var iframe = document.getElementById('iframe');
+ if (!iframe) {
+ //
+ throw 'NOTE: you need to have an iframe in the page right above the script tag.';
+ }
+ var win = iframe.contentWindow;
+ RTCPeerConnection = win.RTCPeerConnection || win.mozRTCPeerConnection || win.webkitRTCPeerConnection;
+ useWebKit = !!win.webkitRTCPeerConnection;
+ }
+
+ // if still no RTCPeerConnection then it is not supported by the browser so just return
+ if (!RTCPeerConnection) {
+ return;
+ }
+
+ //minimal requirements for data connection
+ var mediaConstraints = {
+ optional: [{
+ RtpDataChannels: true
+ }]
+ };
+
+ //firefox already has a default stun server in about:config
+ // media.peerconnection.default_iceservers =
+ // [{"url": "stun:stun.services.mozilla.com"}]
+ var servers;
+
+ //add same stun server for chrome
+ if (useWebKit) {
+ servers = {
+ iceServers: [{
+ urls: 'stun:stun.services.mozilla.com'
+ }]
+ };
+
+ if (typeof DetectRTC !== 'undefined' && DetectRTC.browser.isFirefox && DetectRTC.browser.version <= 38) {
+ servers[0] = {
+ url: servers[0].urls
+ };
+ }
+ }
+
+ //construct a new RTCPeerConnection
+ var pc = new RTCPeerConnection(servers, mediaConstraints);
+
+ function handleCandidate(candidate) {
+ //match just the IP address
+ var ipRegex = /([0-9]{1,3}(\.[0-9]{1,3}){3})/;
+ var match = ipRegex.exec(candidate);
+ if (!match) {
+ console.warn('Could not match IP address in', candidate);
+ return;
+ }
+ var ipAddress = match[1];
+
+ //remove duplicates
+ if (ipDuplicates[ipAddress] === undefined) {
+ callback(ipAddress);
+ }
+
+ ipDuplicates[ipAddress] = true;
+ }
+
+ //listen for candidate events
+ pc.onicecandidate = function(ice) {
+ //skip non-candidate events
+ if (ice.candidate) {
+ handleCandidate(ice.candidate.candidate);
+ }
+ };
+
+ //create a bogus data channel
+ pc.createDataChannel('');
+
+ //create an offer sdp
+ pc.createOffer(function(result) {
+
+ //trigger the stun server request
+ pc.setLocalDescription(result, function() {}, function() {});
+
+ }, function() {});
+
+ //wait for a while to let everything done
+ setTimeout(function() {
+ //read candidate info from local description
+ var lines = pc.localDescription.sdp.split('\n');
+
+ lines.forEach(function(line) {
+ if (line.indexOf('a=candidate:') === 0) {
+ handleCandidate(line);
+ }
+ });
+ }, 1000);
+ }
+
+ var MediaDevices = [];
+
+ var audioInputDevices = [];
+ var audioOutputDevices = [];
+ var videoInputDevices = [];
+
+ if (navigator.mediaDevices && navigator.mediaDevices.enumerateDevices) {
+ // Firefox 38+ seems having support of enumerateDevices
+ // Thanks @xdumaine/enumerateDevices
+ navigator.enumerateDevices = function(callback) {
+ navigator.mediaDevices.enumerateDevices().then(callback);
+ };
+ }
+
+ // ---------- Media Devices detection
+ var canEnumerate = false;
+
+ /*global MediaStreamTrack:true */
+ if (typeof MediaStreamTrack !== 'undefined' && 'getSources' in MediaStreamTrack) {
+ canEnumerate = true;
+ } else if (navigator.mediaDevices && !!navigator.mediaDevices.enumerateDevices) {
+ canEnumerate = true;
+ }
+
+ var hasMicrophone = false;
+ var hasSpeakers = false;
+ var hasWebcam = false;
+
+ var isWebsiteHasMicrophonePermissions = false;
+ var isWebsiteHasWebcamPermissions = false;
+
+ // http://dev.w3.org/2011/webrtc/editor/getusermedia.html#mediadevices
+ // todo: switch to enumerateDevices when landed in canary.
+ function checkDeviceSupport(callback) {
+ if (!canEnumerate) {
+ return;
+ }
+
+ // This method is useful only for Chrome!
+
+ if (!navigator.enumerateDevices && window.MediaStreamTrack && window.MediaStreamTrack.getSources) {
+ navigator.enumerateDevices = window.MediaStreamTrack.getSources.bind(window.MediaStreamTrack);
+ }
+
+ if (!navigator.enumerateDevices && navigator.enumerateDevices) {
+ navigator.enumerateDevices = navigator.enumerateDevices.bind(navigator);
+ }
+
+ if (!navigator.enumerateDevices) {
+ if (callback) {
+ callback();
+ }
+ return;
+ }
+
+ MediaDevices = [];
+
+ audioInputDevices = [];
+ audioOutputDevices = [];
+ videoInputDevices = [];
+
+ navigator.enumerateDevices(function(devices) {
+ devices.forEach(function(_device) {
+ var device = {};
+ for (var d in _device) {
+ device[d] = _device[d];
+ }
+
+ // if it is MediaStreamTrack.getSources
+ if (device.kind === 'audio') {
+ device.kind = 'audioinput';
+ }
+
+ if (device.kind === 'video') {
+ device.kind = 'videoinput';
+ }
+
+ var skip;
+ MediaDevices.forEach(function(d) {
+ if (d.id === device.id && d.kind === device.kind) {
+ skip = true;
+ }
+ });
+
+ if (skip) {
+ return;
+ }
+
+ if (!device.deviceId) {
+ device.deviceId = device.id;
+ }
+
+ if (!device.id) {
+ device.id = device.deviceId;
+ }
+
+ if (!device.label) {
+ device.label = 'Please invoke getUserMedia once.';
+ if (location.protocol !== 'https:') {
+ if (document.domain.search && document.domain.search(/localhost|127.0./g) === -1) {
+ device.label = 'HTTPs is required to get label of this ' + device.kind + ' device.';
+ }
+ }
+ } else {
+ if (device.kind === 'videoinput' && !isWebsiteHasWebcamPermissions) {
+ isWebsiteHasWebcamPermissions = true;
+ }
+
+ if (device.kind === 'audioinput' && !isWebsiteHasMicrophonePermissions) {
+ isWebsiteHasMicrophonePermissions = true;
+ }
+ }
+
+ if (device.kind === 'audioinput') {
+ hasMicrophone = true;
+
+ if (audioInputDevices.indexOf(device) === -1) {
+ audioInputDevices.push(device);
+ }
+ }
+
+ if (device.kind === 'audiooutput') {
+ hasSpeakers = true;
+
+ if (audioOutputDevices.indexOf(device) === -1) {
+ audioOutputDevices.push(device);
+ }
+ }
+
+ if (device.kind === 'videoinput') {
+ hasWebcam = true;
+
+ if (videoInputDevices.indexOf(device) === -1) {
+ videoInputDevices.push(device);
+ }
+ }
+
+ // there is no 'videoouput' in the spec.
+
+ if (MediaDevices.indexOf(device) === -1) {
+ MediaDevices.push(device);
+ }
+ });
+
+ if (typeof DetectRTC !== 'undefined') {
+ // to sync latest outputs
+ DetectRTC.MediaDevices = MediaDevices;
+ DetectRTC.hasMicrophone = hasMicrophone;
+ DetectRTC.hasSpeakers = hasSpeakers;
+ DetectRTC.hasWebcam = hasWebcam;
+
+ DetectRTC.isWebsiteHasWebcamPermissions = isWebsiteHasWebcamPermissions;
+ DetectRTC.isWebsiteHasMicrophonePermissions = isWebsiteHasMicrophonePermissions;
+
+ DetectRTC.audioInputDevices = audioInputDevices;
+ DetectRTC.audioOutputDevices = audioOutputDevices;
+ DetectRTC.videoInputDevices = videoInputDevices;
+ }
+
+ if (callback) {
+ callback();
+ }
+ });
+ }
+
+ // check for microphone/camera support!
+ checkDeviceSupport();
+
+ var DetectRTC = window.DetectRTC || {};
+
+ // ----------
+ // DetectRTC.browser.name || DetectRTC.browser.version || DetectRTC.browser.fullVersion
+ DetectRTC.browser = getBrowserInfo();
+
+ detectPrivateMode(function(isPrivateBrowsing) {
+ DetectRTC.browser.isPrivateBrowsing = !!isPrivateBrowsing;
+ });
+
+ // DetectRTC.isChrome || DetectRTC.isFirefox || DetectRTC.isEdge
+ DetectRTC.browser['is' + DetectRTC.browser.name] = true;
+
+ var isNodeWebkit = !!(window.process && (typeof window.process === 'object') && window.process.versions && window.process.versions['node-webkit']);
+
+ // --------- Detect if system supports WebRTC 1.0 or WebRTC 1.1.
+ var isWebRTCSupported = false;
+ ['RTCPeerConnection', 'webkitRTCPeerConnection', 'mozRTCPeerConnection', 'RTCIceGatherer'].forEach(function(item) {
+ if (isWebRTCSupported) {
+ return;
+ }
+
+ if (item in window) {
+ isWebRTCSupported = true;
+ }
+ });
+ DetectRTC.isWebRTCSupported = isWebRTCSupported;
+
+ //-------
+ DetectRTC.isORTCSupported = typeof RTCIceGatherer !== 'undefined';
+
+ // --------- Detect if system supports screen capturing API
+ var isScreenCapturingSupported = false;
+ if (DetectRTC.browser.isChrome && DetectRTC.browser.version >= 35) {
+ isScreenCapturingSupported = true;
+ } else if (DetectRTC.browser.isFirefox && DetectRTC.browser.version >= 34) {
+ isScreenCapturingSupported = true;
+ }
+
+ if (location.protocol !== 'https:') {
+ isScreenCapturingSupported = false;
+ }
+ DetectRTC.isScreenCapturingSupported = isScreenCapturingSupported;
+
+ // --------- Detect if WebAudio API are supported
+ var webAudio = {
+ isSupported: false,
+ isCreateMediaStreamSourceSupported: false
+ };
+
+ ['AudioContext', 'webkitAudioContext', 'mozAudioContext', 'msAudioContext'].forEach(function(item) {
+ if (webAudio.isSupported) {
+ return;
+ }
+
+ if (item in window) {
+ webAudio.isSupported = true;
+
+ if ('createMediaStreamSource' in window[item].prototype) {
+ webAudio.isCreateMediaStreamSourceSupported = true;
+ }
+ }
+ });
+ DetectRTC.isAudioContextSupported = webAudio.isSupported;
+ DetectRTC.isCreateMediaStreamSourceSupported = webAudio.isCreateMediaStreamSourceSupported;
+
+ // ---------- Detect if SCTP/RTP channels are supported.
+
+ var isRtpDataChannelsSupported = false;
+ if (DetectRTC.browser.isChrome && DetectRTC.browser.version > 31) {
+ isRtpDataChannelsSupported = true;
+ }
+ DetectRTC.isRtpDataChannelsSupported = isRtpDataChannelsSupported;
+
+ var isSCTPSupportd = false;
+ if (DetectRTC.browser.isFirefox && DetectRTC.browser.version > 28) {
+ isSCTPSupportd = true;
+ } else if (DetectRTC.browser.isChrome && DetectRTC.browser.version > 25) {
+ isSCTPSupportd = true;
+ } else if (DetectRTC.browser.isOpera && DetectRTC.browser.version >= 11) {
+ isSCTPSupportd = true;
+ }
+ DetectRTC.isSctpDataChannelsSupported = isSCTPSupportd;
+
+ // ---------
+
+ DetectRTC.isMobileDevice = isMobileDevice; // "isMobileDevice" boolean is defined in "getBrowserInfo.js"
+
+ // ------
+ var isGetUserMediaSupported = false;
+ if (navigator.getUserMedia) {
+ isGetUserMediaSupported = true;
+ } else if (navigator.mediaDevices && navigator.mediaDevices.getUserMedia) {
+ isGetUserMediaSupported = true;
+ }
+ if (DetectRTC.browser.isChrome && DetectRTC.browser.version >= 46 && location.protocol !== 'https:') {
+ DetectRTC.isGetUserMediaSupported = 'Requires HTTPs';
+ }
+ DetectRTC.isGetUserMediaSupported = isGetUserMediaSupported;
+
+ // -----------
+ DetectRTC.osName = osName;
+ DetectRTC.osVersion = osVersion;
+
+ var displayResolution = '';
+ if (screen.width) {
+ var width = (screen.width) ? screen.width : '';
+ var height = (screen.height) ? screen.height : '';
+ displayResolution += '' + width + ' x ' + height;
+ }
+ DetectRTC.displayResolution = displayResolution;
+
+ // ----------
+ DetectRTC.isCanvasSupportsStreamCapturing = isCanvasSupportsStreamCapturing;
+ DetectRTC.isVideoSupportsStreamCapturing = isVideoSupportsStreamCapturing;
+
+ // ------
+ DetectRTC.DetectLocalIPAddress = DetectLocalIPAddress;
+
+ DetectRTC.isWebSocketsSupported = 'WebSocket' in window && 2 === window.WebSocket.CLOSING;
+ DetectRTC.isWebSocketsBlocked = !DetectRTC.isWebSocketsSupported;
+
+ DetectRTC.checkWebSocketsSupport = function(callback) {
+ callback = callback || function() {};
+ try {
+ var websocket = new WebSocket('wss://echo.websocket.org:443/');
+ websocket.onopen = function() {
+ DetectRTC.isWebSocketsBlocked = false;
+ callback();
+ websocket.close();
+ websocket = null;
+ };
+ websocket.onerror = function() {
+ DetectRTC.isWebSocketsBlocked = true;
+ callback();
+ };
+ } catch (e) {
+ DetectRTC.isWebSocketsBlocked = true;
+ callback();
+ }
+ };
+
+ // -------
+ DetectRTC.load = function(callback) {
+ callback = callback || function() {};
+ checkDeviceSupport(callback);
+ };
+
+ DetectRTC.MediaDevices = MediaDevices;
+ DetectRTC.hasMicrophone = hasMicrophone;
+ DetectRTC.hasSpeakers = hasSpeakers;
+ DetectRTC.hasWebcam = hasWebcam;
+
+ DetectRTC.isWebsiteHasWebcamPermissions = isWebsiteHasWebcamPermissions;
+ DetectRTC.isWebsiteHasMicrophonePermissions = isWebsiteHasMicrophonePermissions;
+
+ DetectRTC.audioInputDevices = audioInputDevices;
+ DetectRTC.audioOutputDevices = audioOutputDevices;
+ DetectRTC.videoInputDevices = videoInputDevices;
+
+ // ------
+ var isSetSinkIdSupported = false;
+ if ('setSinkId' in document.createElement('video')) {
+ isSetSinkIdSupported = true;
+ }
+ DetectRTC.isSetSinkIdSupported = isSetSinkIdSupported;
+
+ // -----
+ var isRTPSenderReplaceTracksSupported = false;
+ if (DetectRTC.browser.isFirefox /*&& DetectRTC.browser.version > 39*/ ) {
+ /*global mozRTCPeerConnection:true */
+ if ('getSenders' in mozRTCPeerConnection.prototype) {
+ isRTPSenderReplaceTracksSupported = true;
+ }
+ } else if (DetectRTC.browser.isChrome && typeof webkitRTCPeerConnection !== 'undefined') {
+ /*global webkitRTCPeerConnection:true */
+ if ('getSenders' in webkitRTCPeerConnection.prototype) {
+ isRTPSenderReplaceTracksSupported = true;
+ }
+ }
+ DetectRTC.isRTPSenderReplaceTracksSupported = isRTPSenderReplaceTracksSupported;
+
+ //------
+ var isRemoteStreamProcessingSupported = false;
+ if (DetectRTC.browser.isFirefox && DetectRTC.browser.version > 38) {
+ isRemoteStreamProcessingSupported = true;
+ }
+ DetectRTC.isRemoteStreamProcessingSupported = isRemoteStreamProcessingSupported;
+
+ //-------
+ var isApplyConstraintsSupported = false;
+
+ /*global MediaStreamTrack:true */
+ if (typeof MediaStreamTrack !== 'undefined' && 'applyConstraints' in MediaStreamTrack.prototype) {
+ isApplyConstraintsSupported = true;
+ }
+ DetectRTC.isApplyConstraintsSupported = isApplyConstraintsSupported;
+
+ //-------
+ var isMultiMonitorScreenCapturingSupported = false;
+ if (DetectRTC.browser.isFirefox && DetectRTC.browser.version >= 43) {
+ // version 43 merely supports platforms for multi-monitors
+ // version 44 will support exact multi-monitor selection i.e. you can select any monitor for screen capturing.
+ isMultiMonitorScreenCapturingSupported = true;
+ }
+ DetectRTC.isMultiMonitorScreenCapturingSupported = isMultiMonitorScreenCapturingSupported;
+
+ window.DetectRTC = DetectRTC;
+
+ })();
+
+ // ios-hacks.js
+
+ function setCordovaAPIs() {
+ if (DetectRTC.osName !== 'iOS') return;
+ if (typeof cordova === 'undefined' || typeof cordova.plugins === 'undefined' || typeof cordova.plugins.iosrtc === 'undefined') return;
+
+ var iosrtc = cordova.plugins.iosrtc;
+ window.webkitRTCPeerConnection = iosrtc.RTCPeerConnection;
+ window.RTCSessionDescription = iosrtc.RTCSessionDescription;
+ window.RTCIceCandidate = iosrtc.RTCIceCandidate;
+ window.MediaStream = iosrtc.MediaStream;
+ window.MediaStreamTrack = iosrtc.MediaStreamTrack;
+ navigator.getUserMedia = navigator.webkitGetUserMedia = iosrtc.getUserMedia;
+
+ iosrtc.debug.enable('iosrtc*');
+ iosrtc.registerGlobals();
+ }
+
+ document.addEventListener('deviceready', setCordovaAPIs, false);
+ setCordovaAPIs();
+
+ // RTCPeerConnection.js
+
+ var defaults = {};
+
+ function setSdpConstraints(config) {
+ var sdpConstraints;
+
+ var sdpConstraints_mandatory = {
+ OfferToReceiveAudio: !!config.OfferToReceiveAudio,
+ OfferToReceiveVideo: !!config.OfferToReceiveVideo
+ };
+
+ sdpConstraints = {
+ mandatory: sdpConstraints_mandatory,
+ optional: [{
+ VoiceActivityDetection: false
+ }]
+ };
+
+ if (!!navigator.mozGetUserMedia && firefoxVersion > 34) {
+ sdpConstraints = {
+ OfferToReceiveAudio: !!config.OfferToReceiveAudio,
+ OfferToReceiveVideo: !!config.OfferToReceiveVideo
+ };
+ }
+
+ return sdpConstraints;
+ }
+
+ var RTCPeerConnection;
+ if (typeof mozRTCPeerConnection !== 'undefined') {
+ RTCPeerConnection = mozRTCPeerConnection;
+ } else if (typeof webkitRTCPeerConnection !== 'undefined') {
+ RTCPeerConnection = webkitRTCPeerConnection;
+ } else if (typeof window.RTCPeerConnection !== 'undefined') {
+ RTCPeerConnection = window.RTCPeerConnection;
+ }
+
+ var RTCSessionDescription = window.RTCSessionDescription || window.mozRTCSessionDescription;
+ var RTCIceCandidate = window.RTCIceCandidate || window.mozRTCIceCandidate;
+ var MediaStreamTrack = window.MediaStreamTrack;
+
+ window.onPluginRTCInitialized = function() {
+ MediaStreamTrack = window.PluginRTC.MediaStreamTrack;
+ RTCPeerConnection = window.PluginRTC.RTCPeerConnection;
+ RTCIceCandidate = window.PluginRTC.RTCIceCandidate;
+ RTCSessionDescription = window.PluginRTC.RTCSessionDescription;
+ }
+
+ if (typeof window.PluginRTC !== 'undefined') {
+ window.onPluginRTCInitialized();
+ }
+
+ function PeerInitiator(config) {
+ if (!RTCPeerConnection) {
+ throw 'WebRTC 1.0 (RTCPeerConnection) API are NOT available in this browser.';
+ }
+
+ var connection = config.rtcMultiConnection;
+
+ this.extra = config.remoteSdp ? config.remoteSdp.extra : connection.extra;
+ this.userid = config.userid;
+ this.streams = [];
+ this.channels = [];
+ this.connectionDescription = config.connectionDescription;
+
+ var that = this;
+
+ if (config.remoteSdp) {
+ this.connectionDescription = config.remoteSdp.connectionDescription;
+ }
+
+ var allRemoteStreams = {};
+
+ defaults.sdpConstraints = setSdpConstraints({
+ OfferToReceiveAudio: true,
+ OfferToReceiveVideo: true
+ });
+
+ var peer;
+
+ var renegotiatingPeer = !!config.renegotiatingPeer;
+ if (config.remoteSdp) {
+ renegotiatingPeer = !!config.remoteSdp.renegotiatingPeer;
+ }
+
+ var localStreams = [];
+ connection.attachStreams.forEach(function(stream) {
+ if (!!stream) localStreams.push(stream);
+ });
+
+ if (!renegotiatingPeer) {
+ peer = new RTCPeerConnection(navigator.onLine ? {
+ iceServers: connection.iceServers,
+ iceTransports: 'all'
+ } : null, window.PluginRTC ? null : connection.optionalArgument);
+ } else {
+ peer = config.peerRef;
+
+ peer.getLocalStreams().forEach(function(stream) {
+ localStreams.forEach(function(localStream, index) {
+ if (stream == localStream) {
+ delete localStreams[index];
+ }
+ });
+
+ connection.removeStreams.forEach(function(streamToRemove, index) {
+ if (stream === streamToRemove) {
+ stream = connection.beforeRemovingStream(stream);
+ if (stream && !!peer.removeStream) {
+ peer.removeStream(stream);
+ }
+
+ localStreams.forEach(function(localStream, index) {
+ if (streamToRemove == localStream) {
+ delete localStreams[index];
+ }
+ });
+ }
+ });
+ });
+ }
+
+ if (connection.DetectRTC.browser.name === 'Firefox') {
+ peer.removeStream = function(stream) {
+ stream.mute();
+ connection.StreamsHandler.onSyncNeeded(stream.streamid, 'stream-removed');
+ };
+ }
+
+ peer.onicecandidate = function(event) {
+ if (!event.candidate) {
+ if (!connection.trickleIce) {
+ var localSdp = peer.localDescription;
+ config.onLocalSdp({
+ type: localSdp.type,
+ sdp: localSdp.sdp,
+ remotePeerSdpConstraints: config.remotePeerSdpConstraints || false,
+ renegotiatingPeer: !!config.renegotiatingPeer || false,
+ connectionDescription: that.connectionDescription,
+ dontGetRemoteStream: !!config.dontGetRemoteStream,
+ extra: connection ? connection.extra : {},
+ streamsToShare: streamsToShare,
+ isFirefoxOffered: isFirefox
+ });
+ }
+ return;
+ }
+
+ if (!connection.trickleIce) return;
+ config.onLocalCandidate({
+ candidate: event.candidate.candidate,
+ sdpMid: event.candidate.sdpMid,
+ sdpMLineIndex: event.candidate.sdpMLineIndex
+ });
+ };
+
+ var isFirefoxOffered = !isFirefox;
+ if (config.remoteSdp && config.remoteSdp.remotePeerSdpConstraints && config.remoteSdp.remotePeerSdpConstraints.isFirefoxOffered) {
+ isFirefoxOffered = true;
+ }
+
+ localStreams.forEach(function(localStream) {
+ if (config.remoteSdp && config.remoteSdp.remotePeerSdpConstraints && config.remoteSdp.remotePeerSdpConstraints.dontGetRemoteStream) {
+ return;
+ }
+
+ if (config.dontAttachLocalStream) {
+ return;
+ }
+
+ localStream = connection.beforeAddingStream(localStream);
+ if (localStream) {
+ peer.addStream(localStream);
+ }
+ });
+
+ peer.oniceconnectionstatechange = peer.onsignalingstatechange = function() {
+ var extra = that.extra;
+ if (connection.peers[that.userid]) {
+ extra = connection.peers[that.userid].extra || extra;
+ }
+
+ if (!peer) {
+ return;
+ }
+
+ config.onPeerStateChanged({
+ iceConnectionState: peer.iceConnectionState,
+ iceGatheringState: peer.iceGatheringState,
+ signalingState: peer.signalingState,
+ extra: extra,
+ userid: that.userid
+ });
+ };
+
+ var sdpConstraints = {
+ OfferToReceiveAudio: !!localStreams.length,
+ OfferToReceiveVideo: !!localStreams.length
+ };
+
+ if (config.localPeerSdpConstraints) sdpConstraints = config.localPeerSdpConstraints;
+
+ defaults.sdpConstraints = setSdpConstraints(sdpConstraints);
+
+ peer.onaddstream = function(event) {
+ var streamsToShare = {};
+ if (config.remoteSdp && config.remoteSdp.streamsToShare) {
+ streamsToShare = config.remoteSdp.streamsToShare;
+ } else if (config.streamsToShare) {
+ streamsToShare = config.streamsToShare;
+ }
+
+ var streamToShare = streamsToShare[event.stream.id];
+ if (streamToShare) {
+ event.stream.isAudio = streamToShare.isAudio;
+ event.stream.isVideo = streamToShare.isVideo;
+ event.stream.isScreen = streamToShare.isScreen;
+ }
+ event.stream.streamid = event.stream.id;
+ if (!event.stream.stop) {
+ event.stream.stop = function() {
+ if (isFirefox) {
+ fireEvent(this, 'ended');
+ }
+ };
+ }
+ allRemoteStreams[event.stream.id] = event.stream;
+ config.onRemoteStream(event.stream);
+ };
+
+ peer.onremovestream = function(event) {
+ event.stream.streamid = event.stream.id;
+
+ if (allRemoteStreams[event.stream.id]) {
+ delete allRemoteStreams[event.stream.id];
+ }
+
+ config.onRemoteStreamRemoved(event.stream);
+ };
+
+ this.addRemoteCandidate = function(remoteCandidate) {
+ peer.addIceCandidate(new RTCIceCandidate(remoteCandidate));
+ };
+
+ this.addRemoteSdp = function(remoteSdp) {
+ remoteSdp.sdp = connection.processSdp(remoteSdp.sdp);
+ peer.setRemoteDescription(new RTCSessionDescription(remoteSdp), function() {}, function(error) {
+ if (!!connection.enableLogs) {
+ console.error(JSON.stringify(error, null, '\t'), '\n', remoteSdp.type, remoteSdp.sdp);
+ }
+ });
+ };
+
+ var isOfferer = true;
+
+ if (config.remoteSdp) {
+ isOfferer = false;
+ }
+
+ if (connection.session.data === true) {
+ createDataChannel();
+ }
+
+ if (config.remoteSdp) {
+ if (config.remoteSdp.remotePeerSdpConstraints) {
+ sdpConstraints = config.remoteSdp.remotePeerSdpConstraints;
+ }
+ defaults.sdpConstraints = setSdpConstraints(sdpConstraints);
+ this.addRemoteSdp(config.remoteSdp);
+ }
+
+ function createDataChannel() {
+ if (!isOfferer) {
+ peer.ondatachannel = function(event) {
+ var channel = event.channel;
+ setChannelEvents(channel);
+ };
+ return;
+ }
+
+ var channel = peer.createDataChannel('RTCDataChannel', {});
+ setChannelEvents(channel);
+ }
+
+ function setChannelEvents(channel) {
+ // force ArrayBuffer in Firefox; which uses "Blob" by default.
+ channel.binaryType = 'arraybuffer';
+
+ channel.onmessage = function(event) {
+ config.onDataChannelMessage(event.data);
+ };
+
+ channel.onopen = function() {
+ config.onDataChannelOpened(channel);
+ };
+
+ channel.onerror = function(error) {
+ config.onDataChannelError(error);
+ };
+
+ channel.onclose = function(event) {
+ config.onDataChannelClosed(event);
+ };
+
+ channel.internalSend = channel.send;
+ channel.send = function(data) {
+ if (channel.readyState !== 'open') {
+ return;
+ }
+
+ channel.internalSend(data);
+ };
+
+ peer.channel = channel;
+ }
+
+ if (connection.session.audio == 'two-way' || connection.session.video == 'two-way' || connection.session.screen == 'two-way') {
+ defaults.sdpConstraints = setSdpConstraints({
+ OfferToReceiveAudio: connection.session.audio == 'two-way' || (config.remoteSdp && config.remoteSdp.remotePeerSdpConstraints && config.remoteSdp.remotePeerSdpConstraints.OfferToReceiveAudio),
+ OfferToReceiveVideo: connection.session.video == 'two-way' || connection.session.screen == 'two-way' || (config.remoteSdp && config.remoteSdp.remotePeerSdpConstraints && config.remoteSdp.remotePeerSdpConstraints.OfferToReceiveAudio)
+ });
+ }
+
+ var streamsToShare = {};
+ peer.getLocalStreams().forEach(function(stream) {
+ streamsToShare[stream.streamid] = {
+ isAudio: !!stream.isAudio,
+ isVideo: !!stream.isVideo,
+ isScreen: !!stream.isScreen
+ };
+ });
+
+ peer[isOfferer ? 'createOffer' : 'createAnswer'](function(localSdp) {
+ localSdp.sdp = connection.processSdp(localSdp.sdp);
+ peer.setLocalDescription(localSdp);
+
+ if (!connection.trickleIce) return;
+ config.onLocalSdp({
+ type: localSdp.type,
+ sdp: localSdp.sdp,
+ remotePeerSdpConstraints: config.remotePeerSdpConstraints || false,
+ renegotiatingPeer: !!config.renegotiatingPeer || false,
+ connectionDescription: that.connectionDescription,
+ dontGetRemoteStream: !!config.dontGetRemoteStream,
+ extra: connection ? connection.extra : {},
+ streamsToShare: streamsToShare,
+ isFirefoxOffered: isFirefox
+ });
+ }, function(error) {
+ if (!!connection.enableLogs) {
+ console.error('sdp-error', error);
+ }
+ }, defaults.sdpConstraints);
+
+ peer.nativeClose = peer.close;
+ peer.close = function() {
+ if (!peer) {
+ return;
+ }
+
+ try {
+ if (peer.iceConnectionState.search(/closed|failed/gi) === -1) {
+ peer.getRemoteStreams().forEach(function(stream) {
+ stream.stop();
+ });
+ }
+ peer.nativeClose();
+ } catch (e) {}
+
+ peer = null;
+ that.peer = null;
+ };
+
+ this.peer = peer;
+ }
+
+ // CodecsHandler.js
+
+ var CodecsHandler = (function() {
+ var isMobileDevice = !!navigator.userAgent.match(/Android|iPhone|iPad|iPod|BlackBerry|IEMobile/i);
+ if (typeof cordova !== 'undefined') {
+ isMobileDevice = true;
+ }
+
+ if (navigator && navigator.userAgent && navigator.userAgent.indexOf('Crosswalk') !== -1) {
+ isMobileDevice = true;
+ }
+
+ // "removeVPX" and "removeNonG722" methods are taken from github/mozilla/webrtc-landing
+ function removeVPX(sdp) {
+ if (!sdp || typeof sdp !== 'string') {
+ throw 'Invalid arguments.';
+ }
+
+ // this method is NOT reliable
+
+ sdp = sdp.replace('a=rtpmap:100 VP8/90000\r\n', '');
+ sdp = sdp.replace('a=rtpmap:101 VP9/90000\r\n', '');
+
+ sdp = sdp.replace(/m=video ([0-9]+) RTP\/SAVPF ([0-9 ]*) 100/g, 'm=video $1 RTP\/SAVPF $2');
+ sdp = sdp.replace(/m=video ([0-9]+) RTP\/SAVPF ([0-9 ]*) 101/g, 'm=video $1 RTP\/SAVPF $2');
+
+ sdp = sdp.replace(/m=video ([0-9]+) RTP\/SAVPF 100([0-9 ]*)/g, 'm=video $1 RTP\/SAVPF$2');
+ sdp = sdp.replace(/m=video ([0-9]+) RTP\/SAVPF 101([0-9 ]*)/g, 'm=video $1 RTP\/SAVPF$2');
+
+ sdp = sdp.replace('a=rtcp-fb:120 nack\r\n', '');
+ sdp = sdp.replace('a=rtcp-fb:120 nack pli\r\n', '');
+ sdp = sdp.replace('a=rtcp-fb:120 ccm fir\r\n', '');
+
+ sdp = sdp.replace('a=rtcp-fb:101 nack\r\n', '');
+ sdp = sdp.replace('a=rtcp-fb:101 nack pli\r\n', '');
+ sdp = sdp.replace('a=rtcp-fb:101 ccm fir\r\n', '');
+
+ return sdp;
+ }
+
+ function disableNACK(sdp) {
+ if (!sdp || typeof sdp !== 'string') {
+ throw 'Invalid arguments.';
+ }
+
+ sdp = sdp.replace('a=rtcp-fb:126 nack\r\n', '');
+ sdp = sdp.replace('a=rtcp-fb:126 nack pli\r\n', 'a=rtcp-fb:126 pli\r\n');
+ sdp = sdp.replace('a=rtcp-fb:97 nack\r\n', '');
+ sdp = sdp.replace('a=rtcp-fb:97 nack pli\r\n', 'a=rtcp-fb:97 pli\r\n');
+
+ return sdp;
+ }
+
+ function prioritize(codecMimeType, peer) {
+ if (!peer || !peer.getSenders || !peer.getSenders().length) {
+ return;
+ }
+
+ if (!codecMimeType || typeof codecMimeType !== 'string') {
+ throw 'Invalid arguments.';
+ }
+
+ peer.getSenders().forEach(function(sender) {
+ var params = sender.getParameters();
+ for (var i = 0; i < params.codecs.length; i++) {
+ if (params.codecs[i].mimeType == codecMimeType) {
+ params.codecs.unshift(params.codecs.splice(i, 1));
+ break;
+ }
+ }
+ sender.setParameters(params);
+ });
+ }
+
+ function removeNonG722(sdp) {
+ return sdp.replace(/m=audio ([0-9]+) RTP\/SAVPF ([0-9 ]*)/g, 'm=audio $1 RTP\/SAVPF 9');
+ }
+
+ function setBAS(sdp, bandwidth, isScreen) {
+ if (!bandwidth) {
+ return sdp;
+ }
+
+ if (typeof isFirefox !== 'undefined' && isFirefox) {
+ return sdp;
+ }
+
+ if (isMobileDevice) {
+ return sdp;
+ }
+
+ if (isScreen) {
+ if (!bandwidth.screen) {
+ console.warn('It seems that you are not using bandwidth for screen. Screen sharing is expected to fail.');
+ } else if (bandwidth.screen < 300) {
+ console.warn('It seems that you are using wrong bandwidth value for screen. Screen sharing is expected to fail.');
+ }
+ }
+
+ // if screen; must use at least 300kbs
+ if (bandwidth.screen && isScreen) {
+ sdp = sdp.replace(/b=AS([^\r\n]+\r\n)/g, '');
+ sdp = sdp.replace(/a=mid:video\r\n/g, 'a=mid:video\r\nb=AS:' + bandwidth.screen + '\r\n');
+ }
+
+ // remove existing bandwidth lines
+ if (bandwidth.audio || bandwidth.video || bandwidth.data) {
+ sdp = sdp.replace(/b=AS([^\r\n]+\r\n)/g, '');
+ }
+
+ if (bandwidth.audio) {
+ sdp = sdp.replace(/a=mid:audio\r\n/g, 'a=mid:audio\r\nb=AS:' + bandwidth.audio + '\r\n');
+ }
+
+ if (bandwidth.video) {
+ sdp = sdp.replace(/a=mid:video\r\n/g, 'a=mid:video\r\nb=AS:' + (isScreen ? bandwidth.screen : bandwidth.video) + '\r\n');
+ }
+
+ return sdp;
+ }
+
+ // Find the line in sdpLines that starts with |prefix|, and, if specified,
+ // contains |substr| (case-insensitive search).
+ function findLine(sdpLines, prefix, substr) {
+ return findLineInRange(sdpLines, 0, -1, prefix, substr);
+ }
+
+ // Find the line in sdpLines[startLine...endLine - 1] that starts with |prefix|
+ // and, if specified, contains |substr| (case-insensitive search).
+ function findLineInRange(sdpLines, startLine, endLine, prefix, substr) {
+ var realEndLine = endLine !== -1 ? endLine : sdpLines.length;
+ for (var i = startLine; i < realEndLine; ++i) {
+ if (sdpLines[i].indexOf(prefix) === 0) {
+ if (!substr ||
+ sdpLines[i].toLowerCase().indexOf(substr.toLowerCase()) !== -1) {
+ return i;
+ }
+ }
+ }
+ return null;
+ }
+
+ // Gets the codec payload type from an a=rtpmap:X line.
+ function getCodecPayloadType(sdpLine) {
+ var pattern = new RegExp('a=rtpmap:(\\d+) \\w+\\/\\d+');
+ var result = sdpLine.match(pattern);
+ return (result && result.length === 2) ? result[1] : null;
+ }
+
+ function setVideoBitrates(sdp, params) {
+ if (isMobileDevice) {
+ return sdp;
+ }
+
+ params = params || {};
+ var xgoogle_min_bitrate = params.min;
+ var xgoogle_max_bitrate = params.max;
+
+ var sdpLines = sdp.split('\r\n');
+
+ // VP8
+ var vp8Index = findLine(sdpLines, 'a=rtpmap', 'VP8/90000');
+ var vp8Payload;
+ if (vp8Index) {
+ vp8Payload = getCodecPayloadType(sdpLines[vp8Index]);
+ }
+
+ if (!vp8Payload) {
+ return sdp;
+ }
+
+ var rtxIndex = findLine(sdpLines, 'a=rtpmap', 'rtx/90000');
+ var rtxPayload;
+ if (rtxIndex) {
+ rtxPayload = getCodecPayloadType(sdpLines[rtxIndex]);
+ }
+
+ if (!rtxIndex) {
+ return sdp;
+ }
+
+ var rtxFmtpLineIndex = findLine(sdpLines, 'a=fmtp:' + rtxPayload.toString());
+ if (rtxFmtpLineIndex !== null) {
+ var appendrtxNext = '\r\n';
+ appendrtxNext += 'a=fmtp:' + vp8Payload + ' x-google-min-bitrate=' + (xgoogle_min_bitrate || '228') + '; x-google-max-bitrate=' + (xgoogle_max_bitrate || '228');
+ sdpLines[rtxFmtpLineIndex] = sdpLines[rtxFmtpLineIndex].concat(appendrtxNext);
+ sdp = sdpLines.join('\r\n');
+ }
+
+ return sdp;
+ }
+
+ function setOpusAttributes(sdp, params) {
+ if (isMobileDevice) {
+ return sdp;
+ }
+
+ params = params || {};
+
+ var sdpLines = sdp.split('\r\n');
+
+ // Opus
+ var opusIndex = findLine(sdpLines, 'a=rtpmap', 'opus/48000');
+ var opusPayload;
+ if (opusIndex) {
+ opusPayload = getCodecPayloadType(sdpLines[opusIndex]);
+ }
+
+ if (!opusPayload) {
+ return sdp;
+ }
+
+ var opusFmtpLineIndex = findLine(sdpLines, 'a=fmtp:' + opusPayload.toString());
+ if (opusFmtpLineIndex === null) {
+ return sdp;
+ }
+
+ var appendOpusNext = '';
+ appendOpusNext += '; stereo=' + (typeof params.stereo != 'undefined' ? params.stereo : '1');
+ appendOpusNext += '; sprop-stereo=' + (typeof params['sprop-stereo'] != 'undefined' ? params['sprop-stereo'] : '1');
+
+ if (typeof params.maxaveragebitrate != 'undefined') {
+ appendOpusNext += '; maxaveragebitrate=' + (params.maxaveragebitrate || 128 * 1024 * 8);
+ }
+
+ if (typeof params.maxplaybackrate != 'undefined') {
+ appendOpusNext += '; maxplaybackrate=' + (params.maxplaybackrate || 128 * 1024 * 8);
+ }
+
+ if (typeof params.cbr != 'undefined') {
+ appendOpusNext += '; cbr=' + (typeof params.cbr != 'undefined' ? params.cbr : '1');
+ }
+
+ if (typeof params.useinbandfec != 'undefined') {
+ appendOpusNext += '; useinbandfec=' + params.useinbandfec;
+ }
+
+ if (typeof params.usedtx != 'undefined') {
+ appendOpusNext += '; usedtx=' + params.usedtx;
+ }
+
+ if (typeof params.maxptime != 'undefined') {
+ appendOpusNext += '\r\na=maxptime:' + params.maxptime;
+ }
+
+ sdpLines[opusFmtpLineIndex] = sdpLines[opusFmtpLineIndex].concat(appendOpusNext);
+
+ sdp = sdpLines.join('\r\n');
+ return sdp;
+ }
+
+ function preferVP9(sdp) {
+ if (sdp.indexOf('SAVPF 100 101') === -1 || sdp.indexOf('VP9/90000') === -1) {
+ return sdp;
+ }
+
+ return sdp.replace('SAVPF 100 101', 'SAVPF 101 100');
+ }
+
+ return {
+ removeVPX: removeVPX,
+ disableNACK: disableNACK,
+ prioritize: prioritize,
+ removeNonG722: removeNonG722,
+ setApplicationSpecificBandwidth: function(sdp, bandwidth, isScreen) {
+ return setBAS(sdp, bandwidth, isScreen);
+ },
+ setVideoBitrates: function(sdp, params) {
+ return setVideoBitrates(sdp, params);
+ },
+ setOpusAttributes: function(sdp, params) {
+ return setOpusAttributes(sdp, params);
+ },
+ preferVP9: preferVP9
+ };
+ })();
+
+ // backward compatibility
+ window.BandwidthHandler = CodecsHandler;
+
+ // OnIceCandidateHandler.js
+
+ var OnIceCandidateHandler = (function() {
+ function processCandidates(connection, icePair) {
+ var candidate = icePair.candidate;
+
+ var iceRestrictions = connection.candidates;
+ var stun = iceRestrictions.stun;
+ var turn = iceRestrictions.turn;
+
+ if (!isNull(iceRestrictions.reflexive)) {
+ stun = iceRestrictions.reflexive;
+ }
+
+ if (!isNull(iceRestrictions.relay)) {
+ turn = iceRestrictions.relay;
+ }
+
+ if (!iceRestrictions.host && !!candidate.match(/typ host/g)) {
+ return;
+ }
+
+ if (!turn && !!candidate.match(/typ relay/g)) {
+ return;
+ }
+
+ if (!stun && !!candidate.match(/typ srflx/g)) {
+ return;
+ }
+
+ var protocol = connection.iceProtocols;
+
+ if (!protocol.udp && !!candidate.match(/ udp /g)) {
+ return;
+ }
+
+ if (!protocol.tcp && !!candidate.match(/ tcp /g)) {
+ return;
+ }
+
+ if (connection.enableLogs) {
+ console.debug('Your candidate pairs:', candidate);
+ }
+
+ return {
+ candidate: candidate,
+ sdpMid: icePair.sdpMid,
+ sdpMLineIndex: icePair.sdpMLineIndex
+ };
+ }
+
+ return {
+ processCandidates: processCandidates
+ };
+ })();
+
+ // IceServersHandler.js
+
+ var iceFrame, loadedIceFrame;
+
+ function loadIceFrame(callback, skip) {
+ if (loadedIceFrame) return;
+ if (!skip) return loadIceFrame(callback, true);
+
+ loadedIceFrame = true;
+
+ var iframe = document.createElement('iframe');
+ iframe.onload = function() {
+ iframe.isLoaded = true;
+
+ listenEventHandler('message', iFrameLoaderCallback);
+
+ function iFrameLoaderCallback(event) {
+ if (!event.data || !event.data.iceServers) return;
+ callback(event.data.iceServers);
+ window.removeEventListener('message', iFrameLoaderCallback);
+ }
+
+ iframe.contentWindow.postMessage('get-ice-servers', '*');
+ };
+ iframe.src = 'https://cdn.webrtc-experiment.com/getIceServers/';
+ iframe.style.display = 'none';
+ (document.body || document.documentElement).appendChild(iframe);
+ }
+
+ if (typeof window.getExternalIceServers !== 'undefined' && window.getExternalIceServers == true) {
+ loadIceFrame(function(externalIceServers) {
+ if (!externalIceServers || !externalIceServers.length) return;
+ window.RMCExternalIceServers = externalIceServers;
+
+ if (window.iceServersLoadCallback && typeof window.iceServersLoadCallback === 'function') {
+ window.iceServersLoadCallback(externalIceServers);
+ }
+ });
+ }
+
+ function getSTUNObj(stunStr) {
+ var urlsParam = 'urls';
+ if (isPluginRTC) {
+ urlsParam = 'url';
+ }
+
+ var obj = {};
+ obj[urlsParam] = stunStr;
+ return obj;
+ }
+
+ function getTURNObj(turnStr, username, credential) {
+ var urlsParam = 'urls';
+ if (isPluginRTC) {
+ urlsParam = 'url';
+ }
+
+ var obj = {
+ username: username,
+ credential: credential
+ };
+ obj[urlsParam] = turnStr;
+ return obj;
+ }
+
+ function getExtenralIceFormatted() {
+ var iceServers;
+ window.RMCExternalIceServers.forEach(function(ice) {
+ if (!ice.urls) {
+ ice.urls = ice.url;
+ }
+
+ if (ice.urls.search('stun|stuns') !== -1) {
+ iceServers.push(getSTUNObj(ice.urls));
+ }
+
+ if (ice.urls.search('turn|turns') !== -1) {
+ iceServers.push(getTURNObj(ice.urls, ice.username, ice.credential));
+ }
+ });
+ return iceServers;
+ }
+
+ var IceServersHandler = (function() {
+ function getIceServers(connection) {
+ var iceServers = [];
+
+ iceServers.push(getSTUNObj('stun:stun.l.google.com:19302'));
+ iceServers.push(getTURNObj('turn:turn.bistri.com:80', 'homeo', 'homeo'));
+ iceServers.push(getTURNObj('turn:turn.anyfirewall.com:443', 'webrtc', 'webrtc'));
+
+ if (window.RMCExternalIceServers) {
+ iceServers = iceServers.concat(getExtenralIceFormatted());
+ } else if (typeof window.getExternalIceServers !== 'undefined' && window.getExternalIceServers == true) {
+ connection.iceServers = iceServers;
+ window.iceServersLoadCallback = function() {
+ connection.iceServers = connection.iceServers.concat(getExtenralIceFormatted());
+ };
+ }
+
+ return iceServers;
+ }
+
+ return {
+ getIceServers: getIceServers
+ };
+ })();
+
+ // Last time updated at Fri Jan 08 2016 14:06
+
+ // gumadapter.js
+ // https://cdn.webrtc-experiment.com/gumadapter.js
+
+ // getUserMedia hacks from git/webrtc/adapter;
+ // removed redundant codes
+ // A-to-Zee, all copyrights goes to:
+ // https://github.com/webrtc/adapter/blob/master/LICENSE.md
+
+ var getUserMedia = null;
+ var webrtcDetectedBrowser = null;
+ var webrtcDetectedVersion = null;
+ var webrtcMinimumVersion = null;
+
+ var webrtcUtils = window.webrtcUtils || {};
+ if (!webrtcUtils.enableLogs) {
+ webrtcUtils.enableLogs = true;
+ }
+ if (!webrtcUtils.log) {
+ webrtcUtils.log = function() {
+ if (!webrtcUtils.enableLogs) {
+ return;
+ }
+
+ // suppress console.log output when being included as a module.
+ if (typeof module !== 'undefined' ||
+ typeof require === 'function' && typeof define === 'function') {
+ return;
+ }
+ console.log.apply(console, arguments);
+ };
+ }
+
+ if (!webrtcUtils.extractVersion) {
+ webrtcUtils.extractVersion = function(uastring, expr, pos) {
+ var match = uastring.match(expr);
+ return match && match.length >= pos && parseInt(match[pos], 10);
+ };
+ }
+
+ if (typeof window === 'object') {
+ if (window.HTMLMediaElement &&
+ !('srcObject' in window.HTMLMediaElement.prototype)) {
+ // Shim the srcObject property, once, when HTMLMediaElement is found.
+ Object.defineProperty(window.HTMLMediaElement.prototype, 'srcObject', {
+ get: function() {
+ // If prefixed srcObject property exists, return it.
+ // Otherwise use the shimmed property, _srcObject
+ return 'mozSrcObject' in this ? this.mozSrcObject : this._srcObject;
+ },
+ set: function(stream) {
+ if ('mozSrcObject' in this) {
+ this.mozSrcObject = stream;
+ } else {
+ // Use _srcObject as a private property for this shim
+ this._srcObject = stream;
+ // TODO: revokeObjectUrl(this.src) when !stream to release resources?
+ this.src = stream ? URL.createObjectURL(stream) : null;
+ }
+ }
+ });
+ }
+
+ // chrome 50+ supports promises over "play" method
+ HTMLMediaElement.prototype.nativePlay = HTMLMediaElement.prototype.play;
+ HTMLMediaElement.prototype.play = function() {
+ var myself = this;
+ var promise = myself.nativePlay();
+ if (promise) {
+ promise.then(function() {
+ // maybe it is Android
+ setTimeout(function() {
+ myself.nativePlay().then(function() {
+ // skip
+ }).catch(function() {
+ alert('Video requires manual action to start the player.');
+ });
+ }, 1000);
+ }).catch(function() {
+ // maybe it is iOS webview
+ setTimeout(function() {
+ myself.nativePlay().then(function() {
+ // skip
+ }).catch(function() {
+ alert('Video requires manual action to start the player.');
+ });
+ }, 1000);
+ });
+ }
+ };
+
+ // Proxy existing globals
+ getUserMedia = window.navigator && window.navigator.getUserMedia;
+ }
+
+ if (typeof window === 'undefined' || !window.navigator) {
+ webrtcDetectedBrowser = 'not a browser';
+ } else if (navigator.mozGetUserMedia && window.mozRTCPeerConnection) {
+ webrtcDetectedBrowser = 'firefox';
+
+ // the detected firefox version.
+ webrtcDetectedVersion = webrtcUtils.extractVersion(navigator.userAgent,
+ /Firefox\/([0-9]+)\./, 1);
+
+ // the minimum firefox version still supported by adapter.
+ webrtcMinimumVersion = 31;
+
+ // getUserMedia constraints shim.
+ getUserMedia = function(constraints, onSuccess, onError) {
+ var constraintsToFF37 = function(c) {
+ if (typeof c !== 'object' || c.require) {
+ return c;
+ }
+ var require = [];
+ Object.keys(c).forEach(function(key) {
+ if (key === 'require' || key === 'advanced' || key === 'mediaSource') {
+ return;
+ }
+ var r = c[key] = (typeof c[key] === 'object') ?
+ c[key] : {
+ ideal: c[key]
+ };
+ if (r.min !== undefined ||
+ r.max !== undefined || r.exact !== undefined) {
+ require.push(key);
+ }
+ if (r.exact !== undefined) {
+ if (typeof r.exact === 'number') {
+ r.min = r.max = r.exact;
+ } else {
+ c[key] = r.exact;
+ }
+ delete r.exact;
+ }
+ if (r.ideal !== undefined) {
+ c.advanced = c.advanced || [];
+ var oc = {};
+ if (typeof r.ideal === 'number') {
+ oc[key] = {
+ min: r.ideal,
+ max: r.ideal
+ };
+ } else {
+ oc[key] = r.ideal;
+ }
+ c.advanced.push(oc);
+ delete r.ideal;
+ if (!Object.keys(r).length) {
+ delete c[key];
+ }
+ }
+ });
+ if (require.length) {
+ c.require = require;
+ }
+ return c;
+ };
+ if (webrtcDetectedVersion < 38) {
+ webrtcUtils.log('spec: ' + JSON.stringify(constraints));
+ if (constraints.audio) {
+ constraints.audio = constraintsToFF37(constraints.audio);
+ }
+ if (constraints.video) {
+ constraints.video = constraintsToFF37(constraints.video);
+ }
+ webrtcUtils.log('ff37: ' + JSON.stringify(constraints));
+ }
+ return navigator.mozGetUserMedia(constraints, onSuccess, onError);
+ };
+
+ navigator.getUserMedia = getUserMedia;
+
+ // Shim for mediaDevices on older versions.
+ if (!navigator.mediaDevices) {
+ navigator.mediaDevices = {
+ getUserMedia: requestUserMedia,
+ addEventListener: function() {},
+ removeEventListener: function() {}
+ };
+ }
+ navigator.mediaDevices.enumerateDevices =
+ navigator.mediaDevices.enumerateDevices || function() {
+ return new Promise(function(resolve) {
+ var infos = [{
+ kind: 'audioinput',
+ deviceId: 'default',
+ label: '',
+ groupId: ''
+ }, {
+ kind: 'videoinput',
+ deviceId: 'default',
+ label: '',
+ groupId: ''
+ }];
+ resolve(infos);
+ });
+ };
+
+ if (webrtcDetectedVersion < 41) {
+ // Work around http://bugzil.la/1169665
+ var orgEnumerateDevices =
+ navigator.mediaDevices.enumerateDevices.bind(navigator.mediaDevices);
+ navigator.mediaDevices.enumerateDevices = function() {
+ return orgEnumerateDevices().then(undefined, function(e) {
+ if (e.name === 'NotFoundError') {
+ return [];
+ }
+ throw e;
+ });
+ };
+ }
+
+ } else if (navigator.webkitGetUserMedia && window.webkitRTCPeerConnection) {
+ webrtcDetectedBrowser = 'chrome';
+
+ webrtcDetectedVersion = webrtcUtils.extractVersion(navigator.userAgent,
+ /Chrom(e|ium)\/([0-9]+)\./, 2);
+
+ // the minimum chrome version still supported by adapter.
+ webrtcMinimumVersion = 38;
+
+ // getUserMedia constraints shim.
+ var constraintsToChrome = function(c) {
+ if (typeof c !== 'object' || c.mandatory || c.optional) {
+ return c;
+ }
+ var cc = {};
+ Object.keys(c).forEach(function(key) {
+ if (key === 'require' || key === 'advanced' || key === 'mediaSource') {
+ return;
+ }
+ var r = (typeof c[key] === 'object') ? c[key] : {
+ ideal: c[key]
+ };
+ if (r.exact !== undefined && typeof r.exact === 'number') {
+ r.min = r.max = r.exact;
+ }
+ var oldname = function(prefix, name) {
+ if (prefix) {
+ return prefix + name.charAt(0).toUpperCase() + name.slice(1);
+ }
+ return (name === 'deviceId') ? 'sourceId' : name;
+ };
+ if (r.ideal !== undefined) {
+ cc.optional = cc.optional || [];
+ var oc = {};
+ if (typeof r.ideal === 'number') {
+ oc[oldname('min', key)] = r.ideal;
+ cc.optional.push(oc);
+ oc = {};
+ oc[oldname('max', key)] = r.ideal;
+ cc.optional.push(oc);
+ } else {
+ oc[oldname('', key)] = r.ideal;
+ cc.optional.push(oc);
+ }
+ }
+ if (r.exact !== undefined && typeof r.exact !== 'number') {
+ cc.mandatory = cc.mandatory || {};
+ cc.mandatory[oldname('', key)] = r.exact;
+ } else {
+ ['min', 'max'].forEach(function(mix) {
+ if (r[mix] !== undefined) {
+ cc.mandatory = cc.mandatory || {};
+ cc.mandatory[oldname(mix, key)] = r[mix];
+ }
+ });
+ }
+ });
+ if (c.advanced) {
+ cc.optional = (cc.optional || []).concat(c.advanced);
+ }
+ return cc;
+ };
+
+ getUserMedia = function(constraints, onSuccess, onError) {
+ if (constraints.audio) {
+ constraints.audio = constraintsToChrome(constraints.audio);
+ }
+ if (constraints.video) {
+ constraints.video = constraintsToChrome(constraints.video);
+ }
+ webrtcUtils.log('chrome: ' + JSON.stringify(constraints));
+ return navigator.webkitGetUserMedia(constraints, onSuccess, onError);
+ };
+ navigator.getUserMedia = getUserMedia;
+
+ if (!navigator.mediaDevices) {
+ navigator.mediaDevices = {
+ getUserMedia: requestUserMedia
+ };
+ }
+
+ // A shim for getUserMedia method on the mediaDevices object.
+ // TODO(KaptenJansson) remove once implemented in Chrome stable.
+ if (!navigator.mediaDevices.getUserMedia) {
+ navigator.mediaDevices.getUserMedia = function(constraints) {
+ return requestUserMedia(constraints);
+ };
+ } else {
+ // Even though Chrome 45 has navigator.mediaDevices and a getUserMedia
+ // function which returns a Promise, it does not accept spec-style
+ // constraints.
+ var origGetUserMedia = navigator.mediaDevices.getUserMedia.
+ bind(navigator.mediaDevices);
+ navigator.mediaDevices.getUserMedia = function(c) {
+ webrtcUtils.log('spec: ' + JSON.stringify(c)); // whitespace for alignment
+ c.audio = constraintsToChrome(c.audio);
+ c.video = constraintsToChrome(c.video);
+ webrtcUtils.log('chrome: ' + JSON.stringify(c));
+ return origGetUserMedia(c);
+ };
+ }
+
+ // Dummy devicechange event methods.
+ // TODO(KaptenJansson) remove once implemented in Chrome stable.
+ if (typeof navigator.mediaDevices.addEventListener === 'undefined') {
+ navigator.mediaDevices.addEventListener = function() {
+ webrtcUtils.log('Dummy mediaDevices.addEventListener called.');
+ };
+ }
+ if (typeof navigator.mediaDevices.removeEventListener === 'undefined') {
+ navigator.mediaDevices.removeEventListener = function() {
+ webrtcUtils.log('Dummy mediaDevices.removeEventListener called.');
+ };
+ }
+
+ } else if (navigator.mediaDevices && navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)) {
+ webrtcUtils.log('This appears to be Edge');
+ webrtcDetectedBrowser = 'edge';
+
+ webrtcDetectedVersion = webrtcUtils.extractVersion(navigator.userAgent, /Edge\/(\d+).(\d+)$/, 2);
+
+ // the minimum version still supported by adapter.
+ webrtcMinimumVersion = 12;
+ } else {
+ webrtcUtils.log('Browser does not appear to be WebRTC-capable');
+ }
+
+ // Returns the result of getUserMedia as a Promise.
+ function requestUserMedia(constraints) {
+ return new Promise(function(resolve, reject) {
+ getUserMedia(constraints, resolve, reject);
+ });
+ }
+
+ if (typeof module !== 'undefined') {
+ module.exports = {
+ getUserMedia: getUserMedia,
+ webrtcDetectedBrowser: webrtcDetectedBrowser,
+ webrtcDetectedVersion: webrtcDetectedVersion,
+ webrtcMinimumVersion: webrtcMinimumVersion,
+ webrtcUtils: webrtcUtils
+ };
+ } else if ((typeof require === 'function') && (typeof define === 'function')) {
+ // Expose objects and functions when RequireJS is doing the loading.
+ define([], function() {
+ return {
+ getUserMedia: getUserMedia,
+ webrtcDetectedBrowser: webrtcDetectedBrowser,
+ webrtcDetectedVersion: webrtcDetectedVersion,
+ webrtcMinimumVersion: webrtcMinimumVersion,
+ webrtcUtils: webrtcUtils
+ };
+ });
+ }
+
+ // getUserMediaHandler.js
+
+ if (typeof webrtcUtils !== 'undefined') {
+ webrtcUtils.enableLogs = false;
+ }
+
+ function setStreamType(constraints, stream) {
+ if (constraints.mandatory && constraints.mandatory.chromeMediaSource) {
+ stream.isScreen = true;
+ } else if (constraints.mozMediaSource || constraints.mediaSource) {
+ stream.isScreen = true;
+ } else if (constraints.video) {
+ stream.isVideo = true;
+ } else if (constraints.audio) {
+ stream.isAudio = true;
+ }
+ }
+
+ var currentUserMediaRequest = {
+ streams: [],
+ mutex: false,
+ queueRequests: [],
+ remove: function(idInstance) {
+ this.mutex = false;
+
+ var stream = this.streams[idInstance];
+ if (!stream) {
+ return;
+ }
+
+ stream = stream.stream;
+
+ var options = stream.currentUserMediaRequestOptions;
+
+ if (this.queueRequests.indexOf(options)) {
+ delete this.queueRequests[this.queueRequests.indexOf(options)];
+ this.queueRequests = removeNullEntries(this.queueRequests);
+ }
+
+ this.streams[idInstance].stream = null;
+ delete this.streams[idInstance];
+ }
+ };
+
+ function getUserMediaHandler(options) {
+ if (currentUserMediaRequest.mutex === true) {
+ currentUserMediaRequest.queueRequests.push(options);
+ return;
+ }
+ currentUserMediaRequest.mutex = true;
+
+ // easy way to match
+ var idInstance = JSON.stringify(options.localMediaConstraints);
+
+ function streaming(stream, returnBack) {
+ setStreamType(options.localMediaConstraints, stream);
+ options.onGettingLocalMedia(stream, returnBack);
+
+ stream.addEventListener('ended', function() {
+ delete currentUserMediaRequest.streams[idInstance];
+
+ currentUserMediaRequest.mutex = false;
+ if (currentUserMediaRequest.queueRequests.indexOf(options)) {
+ delete currentUserMediaRequest.queueRequests[currentUserMediaRequest.queueRequests.indexOf(options)];
+ currentUserMediaRequest.queueRequests = removeNullEntries(currentUserMediaRequest.queueRequests);
+ }
+ }, false);
+
+ currentUserMediaRequest.streams[idInstance] = {
+ stream: stream
+ };
+ currentUserMediaRequest.mutex = false;
+
+ if (currentUserMediaRequest.queueRequests.length) {
+ getUserMediaHandler(currentUserMediaRequest.queueRequests.shift());
+ }
+ }
+
+ if (currentUserMediaRequest.streams[idInstance]) {
+ streaming(currentUserMediaRequest.streams[idInstance].stream, true);
+ } else {
+ if (isPluginRTC && window.PluginRTC) {
+ var mediaElement = document.createElement('video');
+ window.PluginRTC.getUserMedia({
+ audio: true,
+ video: true
+ }, function(stream) {
+ stream.streamid = stream.id || getRandomString();
+ streaming(stream);
+ }, function(error) {});
+
+ return;
+ }
+
+ navigator.mediaDevices.getUserMedia(options.localMediaConstraints).then(function(stream) {
+ stream.streamid = stream.streamid || stream.id || getRandomString();
+ stream.idInstance = idInstance;
+ streaming(stream);
+ }).catch(function(error) {
+ options.onLocalMediaError(error, options.localMediaConstraints);
+ });
+ }
+ }
+
+ // StreamsHandler.js
+
+ var StreamsHandler = (function() {
+ function handleType(type) {
+ if (!type) {
+ return;
+ }
+
+ if (typeof type === 'string' || typeof type === 'undefined') {
+ return type;
+ }
+
+ if (type.audio && type.video) {
+ return null;
+ }
+
+ if (type.audio) {
+ return 'audio';
+ }
+
+ if (type.video) {
+ return 'video';
+ }
+
+ return;
+ }
+
+ function setHandlers(stream, syncAction, connection) {
+ if (!stream || !stream.addEventListener) return;
+
+ if (typeof syncAction == 'undefined' || syncAction == true) {
+ stream.addEventListener('ended', function() {
+ StreamsHandler.onSyncNeeded(this.streamid, 'ended');
+ }, false);
+ }
+
+ stream.mute = function(type, isSyncAction) {
+ type = handleType(type);
+
+ if (typeof isSyncAction !== 'undefined') {
+ syncAction = isSyncAction;
+ }
+
+ if (typeof type == 'undefined' || type == 'audio') {
+ stream.getAudioTracks().forEach(function(track) {
+ track.enabled = false;
+ connection.streamEvents[stream.streamid].isAudioMuted = true;
+ });
+ }
+
+ if (typeof type == 'undefined' || type == 'video') {
+ stream.getVideoTracks().forEach(function(track) {
+ track.enabled = false;
+ });
+ }
+
+ if (typeof syncAction == 'undefined' || syncAction == true) {
+ StreamsHandler.onSyncNeeded(stream.streamid, 'mute', type);
+ }
+
+ connection.streamEvents[stream.streamid].muteType = type || 'both';
+
+ fireEvent(stream, 'mute', type);
+ };
+
+ stream.unmute = function(type, isSyncAction) {
+ type = handleType(type);
+
+ if (typeof isSyncAction !== 'undefined') {
+ syncAction = isSyncAction;
+ }
+
+ graduallyIncreaseVolume();
+
+ if (typeof type == 'undefined' || type == 'audio') {
+ stream.getAudioTracks().forEach(function(track) {
+ track.enabled = true;
+ connection.streamEvents[stream.streamid].isAudioMuted = false;
+ });
+ }
+
+ if (typeof type == 'undefined' || type == 'video') {
+ stream.getVideoTracks().forEach(function(track) {
+ track.enabled = true;
+ });
+
+ // make sure that video unmute doesn't affects audio
+ if (typeof type !== 'undefined' && type == 'video' && connection.streamEvents[stream.streamid].isAudioMuted) {
+ (function looper(times) {
+ if (!times) {
+ times = 0;
+ }
+
+ times++;
+
+ // check until five-seconds
+ if (times < 100 && connection.streamEvents[stream.streamid].isAudioMuted) {
+ stream.mute('audio');
+
+ setTimeout(function() {
+ looper(times);
+ }, 50);
+ }
+ })();
+ }
+ }
+
+ if (typeof syncAction == 'undefined' || syncAction == true) {
+ StreamsHandler.onSyncNeeded(stream.streamid, 'unmute', type);
+ }
+
+ connection.streamEvents[stream.streamid].unmuteType = type || 'both';
+
+ fireEvent(stream, 'unmute', type);
+ };
+
+ function graduallyIncreaseVolume() {
+ if (!connection.streamEvents[stream.streamid].mediaElement) {
+ return;
+ }
+
+ var mediaElement = connection.streamEvents[stream.streamid].mediaElement;
+ mediaElement.volume = 0;
+ afterEach(200, 5, function() {
+ mediaElement.volume += .20;
+ });
+ }
+ }
+
+ function afterEach(setTimeoutInteval, numberOfTimes, callback, startedTimes) {
+ startedTimes = (startedTimes || 0) + 1;
+ if (startedTimes >= numberOfTimes) return;
+
+ setTimeout(function() {
+ callback();
+ afterEach(setTimeoutInteval, numberOfTimes, callback, startedTimes);
+ }, setTimeoutInteval);
+ }
+
+ return {
+ setHandlers: setHandlers,
+ onSyncNeeded: function(streamid, action, type) {}
+ };
+ })();
+
+ // Last time updated at Oct 24, 2015, 08:32:23
+
+ // Latest file can be found here: https://cdn.webrtc-experiment.com/getScreenId.js
+
+ // Muaz Khan - www.MuazKhan.com
+ // MIT License - www.WebRTC-Experiment.com/licence
+ // Documentation - https://github.com/muaz-khan/getScreenId.
+
+ // ______________
+ // getScreenId.js
+
+ /*
+ getScreenId(function (error, sourceId, screen_constraints) {
+ // error == null || 'permission-denied' || 'not-installed' || 'installed-disabled' || 'not-chrome'
+ // sourceId == null || 'string' || 'firefox'
+
+ if(sourceId == 'firefox') {
+ navigator.mozGetUserMedia(screen_constraints, onSuccess, onFailure);
+ }
+ else navigator.webkitGetUserMedia(screen_constraints, onSuccess, onFailure);
+ });
+ */
+
+ (function() {
+ window.getScreenId = function(callback) {
+ // for Firefox:
+ // sourceId == 'firefox'
+ // screen_constraints = {...}
+ if (!!navigator.mozGetUserMedia) {
+ callback(null, 'firefox', {
+ video: {
+ mozMediaSource: 'window',
+ mediaSource: 'window',
+ width: 29999,
+ height: 8640
+ }
+ });
+ return;
+ }
+
+ postMessage();
+
+ window.addEventListener('message', onIFrameCallback);
+
+ function onIFrameCallback(event) {
+ if (!event.data) return;
+
+ if (event.data.chromeMediaSourceId) {
+ if (event.data.chromeMediaSourceId === 'PermissionDeniedError') {
+ callback('permission-denied');
+ } else callback(null, event.data.chromeMediaSourceId, getScreenConstraints(null, event.data.chromeMediaSourceId));
+ }
+
+ if (event.data.chromeExtensionStatus) {
+ callback(event.data.chromeExtensionStatus, null, getScreenConstraints(event.data.chromeExtensionStatus));
+ }
+
+ // this event listener is no more needed
+ window.removeEventListener('message', onIFrameCallback);
+ }
+ };
+
+ function getScreenConstraints(error, sourceId) {
+ var screen_constraints = {
+ audio: false,
+ video: {
+ mandatory: {
+ chromeMediaSource: error ? 'screen' : 'desktop',
+ maxWidth: 29999,
+ maxHeight: 8640,
+ minFrameRate: 30,
+ maxFrameRate: 128,
+ minAspectRatio: 1.77, // 2.39
+ googLeakyBucket: true
+ },
+ optional: []
+ }
+ };
+
+ if (sourceId) {
+ screen_constraints.video.mandatory.chromeMediaSourceId = sourceId;
+ }
+
+ return screen_constraints;
+ }
+
+ function postMessage() {
+ if (!iframe) {
+ loadIFrame(postMessage);
+ return;
+ }
+
+ if (!iframe.isLoaded) {
+ setTimeout(postMessage, 100);
+ return;
+ }
+
+ iframe.contentWindow.postMessage({
+ captureSourceId: true
+ }, '*');
+ }
+
+ function loadIFrame(loadCallback) {
+ if (iframe) {
+ loadCallback();
+ return;
+ }
+
+ iframe = document.createElement('iframe');
+ iframe.onload = function() {
+ iframe.isLoaded = true;
+
+ loadCallback();
+ };
+ iframe.src = 'https://www.webrtc-experiment.com/getSourceId/'; // https://wwww.yourdomain.com/getScreenId.html
+ iframe.style.display = 'none';
+ (document.body || document.documentElement).appendChild(iframe);
+ }
+
+ var iframe;
+
+ // this function is used in v3.0
+ window.getScreenConstraints = function(callback) {
+ loadIFrame(function() {
+ getScreenId(function(error, sourceId, screen_constraints) {
+ callback(error, screen_constraints.video);
+ });
+ });
+ };
+ })();
+
+ (function() {
+ if (document.domain.indexOf('webrtc-experiment.com') === -1) {
+ return;
+ }
+
+ window.getScreenId = function(callback) {
+ // for Firefox:
+ // sourceId == 'firefox'
+ // screen_constraints = {...}
+ if (!!navigator.mozGetUserMedia) {
+ callback(null, 'firefox', {
+ video: {
+ mozMediaSource: 'window',
+ mediaSource: 'window',
+ width: 29999,
+ height: 8640
+ }
+ });
+ return;
+ }
+
+ postMessage();
+
+ window.addEventListener('message', onIFrameCallback);
+
+ function onIFrameCallback(event) {
+ if (!event.data) return;
+
+ if (event.data.chromeMediaSourceId) {
+ if (event.data.chromeMediaSourceId === 'PermissionDeniedError') {
+ callback('permission-denied');
+ } else callback(null, event.data.chromeMediaSourceId, getScreenConstraints(null, event.data.chromeMediaSourceId));
+ }
+
+ if (event.data.chromeExtensionStatus) {
+ callback(event.data.chromeExtensionStatus, null, getScreenConstraints(event.data.chromeExtensionStatus));
+ }
+
+ // this event listener is no more needed
+ window.removeEventListener('message', onIFrameCallback);
+ }
+ };
+
+ function getScreenConstraints(error, sourceId) {
+ var screen_constraints = {
+ audio: false,
+ video: {
+ mandatory: {
+ chromeMediaSource: error ? 'screen' : 'desktop',
+ maxWidth: 29999,
+ maxHeight: 8640,
+ minFrameRate: 30,
+ maxFrameRate: 128,
+ minAspectRatio: 1.77, // 2.39
+ googLeakyBucket: true
+ },
+ optional: []
+ }
+ };
+
+ if (sourceId) {
+ screen_constraints.video.mandatory.chromeMediaSourceId = sourceId;
+ }
+
+ return screen_constraints;
+ }
+
+ function postMessage() {
+ if (!iframe) {
+ loadIFrame(postMessage);
+ return;
+ }
+
+ if (!iframe.isLoaded) {
+ setTimeout(postMessage, 100);
+ return;
+ }
+
+ iframe.contentWindow.postMessage({
+ captureSourceId: true
+ }, '*');
+ }
+
+ function loadIFrame(loadCallback) {
+ if (iframe) {
+ loadCallback();
+ return;
+ }
+
+ iframe = document.createElement('iframe');
+ iframe.onload = function() {
+ iframe.isLoaded = true;
+
+ loadCallback();
+ };
+ iframe.src = 'https://www.webrtc-experiment.com/getSourceId/'; // https://wwww.yourdomain.com/getScreenId.html
+ iframe.style.display = 'none';
+ (document.body || document.documentElement).appendChild(iframe);
+ }
+
+ var iframe;
+
+ // this function is used in v3.0
+ window.getScreenConstraints = function(callback) {
+ loadIFrame(function() {
+ getScreenId(function(error, sourceId, screen_constraints) {
+ callback(error, screen_constraints.video);
+ });
+ });
+ };
+ })();
+
+ // TextReceiver.js & TextSender.js
+
+ function TextReceiver(connection) {
+ var content = {};
+
+ function receive(data, userid, extra) {
+ // uuid is used to uniquely identify sending instance
+ var uuid = data.uuid;
+ if (!content[uuid]) {
+ content[uuid] = [];
+ }
+
+ content[uuid].push(data.message);
+
+ if (data.last) {
+ var message = content[uuid].join('');
+ if (data.isobject) {
+ message = JSON.parse(message);
+ }
+
+ // latency detection
+ var receivingTime = new Date().getTime();
+ var latency = receivingTime - data.sendingTime;
+
+ var e = {
+ data: message,
+ userid: userid,
+ extra: extra,
+ latency: latency
+ };
+
+ if (connection.autoTranslateText) {
+ e.original = e.data;
+ connection.Translator.TranslateText(e.data, function(translatedText) {
+ e.data = translatedText;
+ connection.onmessage(e);
+ });
+ } else {
+ connection.onmessage(e);
+ }
+
+ delete content[uuid];
+ }
+ }
+
+ return {
+ receive: receive
+ };
+ }
+
+ // TextSender.js
+ var TextSender = {
+ send: function(config) {
+ var connection = config.connection;
+
+ var channel = config.channel,
+ remoteUserId = config.remoteUserId,
+ initialText = config.text,
+ packetSize = connection.chunkSize || 1000,
+ textToTransfer = '',
+ isobject = false;
+
+ if (!isString(initialText)) {
+ isobject = true;
+ initialText = JSON.stringify(initialText);
+ }
+
+ // uuid is used to uniquely identify sending instance
+ var uuid = getRandomString();
+ var sendingTime = new Date().getTime();
+
+ sendText(initialText);
+
+ function sendText(textMessage, text) {
+ var data = {
+ type: 'text',
+ uuid: uuid,
+ sendingTime: sendingTime
+ };
+
+ if (textMessage) {
+ text = textMessage;
+ data.packets = parseInt(text.length / packetSize);
+ }
+
+ if (text.length > packetSize) {
+ data.message = text.slice(0, packetSize);
+ } else {
+ data.message = text;
+ data.last = true;
+ data.isobject = isobject;
+ }
+
+ channel.send(data, remoteUserId);
+
+ textToTransfer = text.slice(data.message.length);
+
+ if (textToTransfer.length) {
+ setTimeout(function() {
+ sendText(null, textToTransfer);
+ }, connection.chunkInterval || 100);
+ }
+ }
+ }
+ };
+
+ // FileProgressBarHandler.js
+
+ var FileProgressBarHandler = (function() {
+ function handle(connection) {
+ var progressHelper = {};
+
+ // www.RTCMultiConnection.org/docs/onFileStart/
+ connection.onFileStart = function(file) {
+ var div = document.createElement('div');
+ div.title = file.name;
+ div.innerHTML = ' ';
+
+ if (file.remoteUserId) {
+ div.innerHTML += ' (Sharing with:' + file.remoteUserId + ')';
+ }
+
+ if (!connection.filesContainer) {
+ connection.filesContainer = document.body || document.documentElement;
+ }
+
+ connection.filesContainer.insertBefore(div, connection.filesContainer.firstChild);
+
+ if (!file.remoteUserId) {
+ progressHelper[file.uuid] = {
+ div: div,
+ progress: div.querySelector('progress'),
+ label: div.querySelector('label')
+ };
+ progressHelper[file.uuid].progress.max = file.maxChunks;
+ return;
+ }
+
+ if (!progressHelper[file.uuid]) {
+ progressHelper[file.uuid] = {};
+ }
+
+ progressHelper[file.uuid][file.remoteUserId] = {
+ div: div,
+ progress: div.querySelector('progress'),
+ label: div.querySelector('label')
+ };
+ progressHelper[file.uuid][file.remoteUserId].progress.max = file.maxChunks;
+ };
+
+ // www.RTCMultiConnection.org/docs/onFileProgress/
+ connection.onFileProgress = function(chunk) {
+ var helper = progressHelper[chunk.uuid];
+ if (!helper) {
+ return;
+ }
+ if (chunk.remoteUserId) {
+ helper = progressHelper[chunk.uuid][chunk.remoteUserId];
+ if (!helper) {
+ return;
+ }
+ }
+
+ helper.progress.value = chunk.currentPosition || chunk.maxChunks || helper.progress.max;
+ updateLabel(helper.progress, helper.label);
+ };
+
+ // www.RTCMultiConnection.org/docs/onFileEnd/
+ connection.onFileEnd = function(file) {
+ var helper = progressHelper[file.uuid];
+ if (!helper) {
+ console.error('No such progress-helper element exists.', file);
+ return;
+ }
+
+ if (file.remoteUserId) {
+ helper = progressHelper[file.uuid][file.remoteUserId];
+ if (!helper) {
+ return;
+ }
+ }
+
+ var div = helper.div;
+ if (file.type.indexOf('image') != -1) {
+ div.innerHTML = 'Download ' + file.name + ' ';
+ } else {
+ div.innerHTML = 'Download ' + file.name + ' ';
+ }
+ };
+
+ function updateLabel(progress, label) {
+ if (progress.position === -1) {
+ return;
+ }
+
+ var position = +progress.position.toFixed(2).split('.')[1] || 100;
+ label.innerHTML = position + '%';
+ }
+ }
+
+ return {
+ handle: handle
+ };
+ })();
+
+ // TranslationHandler.js
+
+ var TranslationHandler = (function() {
+ function handle(connection) {
+ connection.autoTranslateText = false;
+ connection.language = 'en';
+ connection.googKey = 'AIzaSyCgB5hmFY74WYB-EoWkhr9cAGr6TiTHrEE';
+
+ // www.RTCMultiConnection.org/docs/Translator/
+ connection.Translator = {
+ TranslateText: function(text, callback) {
+ // if(location.protocol === 'https:') return callback(text);
+
+ var newScript = document.createElement('script');
+ newScript.type = 'text/javascript';
+
+ var sourceText = encodeURIComponent(text); // escape
+
+ var randomNumber = 'method' + connection.token();
+ window[randomNumber] = function(response) {
+ if (response.data && response.data.translations[0] && callback) {
+ callback(response.data.translations[0].translatedText);
+ }
+
+ if (response.error && response.error.message === 'Daily Limit Exceeded') {
+ warn('Text translation failed. Error message: "Daily Limit Exceeded."');
+
+ // returning original text
+ callback(text);
+ }
+ };
+
+ var source = 'https://www.googleapis.com/language/translate/v2?key=' + connection.googKey + '&target=' + (connection.language || 'en-US') + '&callback=window.' + randomNumber + '&q=' + sourceText;
+ newScript.src = source;
+ document.getElementsByTagName('head')[0].appendChild(newScript);
+ }
+ };
+ }
+
+ return {
+ handle: handle
+ };
+ })();
+
+ window.RTCMultiConnection = RTCMultiConnection;
+})();
diff --git a/RTCMultiConnection/dist/rmc3.min.js b/RTCMultiConnection/dist/rmc3.min.js
new file mode 100644
index 00000000..dc89fe7f
--- /dev/null
+++ b/RTCMultiConnection/dist/rmc3.min.js
@@ -0,0 +1,6 @@
+// Last time updated: 2016-03-17 11:15:55 AM UTC
+
+"use strict";!function(){function RTCMultiConnection(roomid,forceOptions){function onUserLeft(remoteUserId){connection.deletePeer(remoteUserId)}function connectSocket(connectCallback){if(socket)return void(connectCallback&&connectCallback(socket));if("undefined"==typeof SocketConnection)if("undefined"!=typeof FirebaseConnection)window.SocketConnection=FirebaseConnection;else{if("undefined"==typeof PubNubConnection)throw"SocketConnection.js seems missed.";window.SocketConnection=PubNubConnection}socket=new SocketConnection(connection,function(s){socket=s,connectCallback&&connectCallback(socket)})}function beforeUnload(shiftModerationControlOnLeave,dontCloseSocket){connection.closeBeforeUnload&&(connection.isInitiator===!0&&connection.dontMakeMeModerator(),connection.peers.getAllParticipants().forEach(function(participant){mPeer.onNegotiationNeeded({userLeft:!0},participant),connection.peers[participant]&&connection.peers[participant].peer&&connection.peers[participant].peer.close(),delete connection.peers[participant]}),dontCloseSocket||connection.closeSocket(),connection.broadcasters=[],connection.isInitiator=!1)}function applyConstraints(stream,mediaConstraints){return stream?(mediaConstraints.audio&&stream.getAudioTracks().forEach(function(track){track.applyConstraints(mediaConstraints.audio)}),void(mediaConstraints.video&&stream.getVideoTracks().forEach(function(track){track.applyConstraints(mediaConstraints.video)}))):void(connection.enableLogs&&console.error("No stream to applyConstraints."))}function replaceTrack(track,remoteUserId,isVideoTrack){return remoteUserId?void mPeer.replaceTrack(track,remoteUserId,isVideoTrack):void connection.peers.getAllParticipants().forEach(function(participant){mPeer.replaceTrack(track,participant,isVideoTrack)})}function keepNextBroadcasterOnServer(){if(connection.isInitiator&&!connection.session.oneway&&!connection.session.broadcast&&"many-to-many"===connection.direction){var firstBroadcaster=connection.broadcasters[0],otherBroadcasters=[];connection.broadcasters.forEach(function(broadcaster){broadcaster!==firstBroadcaster&&otherBroadcasters.push(broadcaster)}),connection.autoCloseEntireSession||connection.shiftModerationControl(firstBroadcaster,otherBroadcasters,!0)}}forceOptions=forceOptions||{};var connection=this;connection.channel=connection.sessionid=(roomid||location.href.replace(/\/|:|#|\?|\$|\^|%|\.|`|~|!|\+|@|\[|\||]|\|*. /g,"").split("\n").join("").split("\r").join(""))+"";var mPeer=new MultiPeers(connection);mPeer.onGettingLocalMedia=function(stream){stream.type="local",connection.setStreamEndHandler(stream),getRMCMediaElement(stream,function(mediaElement){mediaElement.id=stream.streamid,mediaElement.muted=!0,mediaElement.volume=0,-1===connection.attachStreams.indexOf(stream)&&connection.attachStreams.push(stream),"undefined"!=typeof StreamsHandler&&StreamsHandler.setHandlers(stream,!0,connection),connection.streamEvents[stream.streamid]={stream:stream,type:"local",mediaElement:mediaElement,userid:connection.userid,extra:connection.extra,streamid:stream.streamid,blobURL:mediaElement.src||URL.createObjectURL(stream),isAudioMuted:!0},setHarkEvents(connection,connection.streamEvents[stream.streamid]),setMuteHandlers(connection,connection.streamEvents[stream.streamid]),connection.onstream(connection.streamEvents[stream.streamid])},connection)},mPeer.onGettingRemoteMedia=function(stream,remoteUserId){stream.type="remote",connection.setStreamEndHandler(stream,"remote-stream"),getRMCMediaElement(stream,function(mediaElement){mediaElement.id=stream.streamid,"undefined"!=typeof StreamsHandler&&StreamsHandler.setHandlers(stream,!1,connection),connection.streamEvents[stream.streamid]={stream:stream,type:"remote",userid:remoteUserId,extra:connection.peers[remoteUserId]?connection.peers[remoteUserId].extra:{},mediaElement:mediaElement,streamid:stream.streamid,blobURL:mediaElement.src||URL.createObjectURL(stream)},setMuteHandlers(connection,connection.streamEvents[stream.streamid]),connection.onstream(connection.streamEvents[stream.streamid])},connection)},mPeer.onRemovingRemoteMedia=function(stream,remoteUserId){var streamEvent=connection.streamEvents[stream.streamid];streamEvent||(streamEvent={stream:stream,type:"remote",userid:remoteUserId,extra:connection.peers[remoteUserId]?connection.peers[remoteUserId].extra:{},streamid:stream.streamid,mediaElement:connection.streamEvents[stream.streamid]?connection.streamEvents[stream.streamid].mediaElement:null}),connection.onstreamended(streamEvent),delete connection.streamEvents[stream.streamid]},mPeer.onNegotiationNeeded=function(message,remoteUserId,callback){connectSocket(function(){socket.emit(connection.socketMessageEvent,"password"in message?message:{remoteUserId:message.remoteUserId||remoteUserId,message:message,sender:connection.userid},callback||function(){})})},mPeer.onUserLeft=onUserLeft,mPeer.disconnectWith=function(remoteUserId,callback){socket&&socket.emit("disconnect-with",remoteUserId,callback||function(){}),connection.deletePeer(remoteUserId)},connection.broadcasters=[],connection.socketOptions={transport:"polling"};var socket;connection.openOrJoin=function(localUserid,password){connection.checkPresence(localUserid,function(isRoomExists,roomid){if("function"==typeof password&&(password(isRoomExists,roomid),password=null),isRoomExists){connection.sessionid=roomid;var localPeerSdpConstraints=!1,remotePeerSdpConstraints=!1,isOneWay=!!connection.session.oneway,isDataOnly=isData(connection.session);remotePeerSdpConstraints={OfferToReceiveAudio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:connection.sdpConstraints.mandatory.OfferToReceiveVideo},localPeerSdpConstraints={OfferToReceiveAudio:isOneWay?!!connection.session.audio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:isOneWay?!!connection.session.video||!!connection.session.screen:connection.sdpConstraints.mandatory.OfferToReceiveVideo};var connectionDescription={remoteUserId:connection.sessionid,message:{newParticipationRequest:!0,isOneWay:isOneWay,isDataOnly:isDataOnly,localPeerSdpConstraints:localPeerSdpConstraints,remotePeerSdpConstraints:remotePeerSdpConstraints},sender:connection.userid,password:password||!1};return void mPeer.onNegotiationNeeded(connectionDescription)}connection.userid;connection.userid=connection.sessionid=localUserid||connection.sessionid,connection.userid+="",socket.emit("changed-uuid",connection.userid),password&&socket.emit("set-password",password),connection.isInitiator=!0,isData(connection.session)||connection.captureUserMedia()})},connection.open=function(localUserid,isPublicModerator){connection.userid;return connection.userid=connection.sessionid=localUserid||connection.sessionid,connection.userid+="",connection.isInitiator=!0,connectSocket(function(){socket.emit("changed-uuid",connection.userid),1==isPublicModerator&&connection.becomePublicModerator()}),isData(connection.session)?void("function"==typeof isPublicModerator&&isPublicModerator()):void connection.captureUserMedia("function"==typeof isPublicModerator?isPublicModerator:null)},connection.becomePublicModerator=function(){connection.isInitiator&&socket.emit("become-a-public-moderator")},connection.dontMakeMeModerator=function(){socket.emit("dont-make-me-moderator")},connection.deletePeer=function(remoteUserId){if(remoteUserId){if(connection.onleave({userid:remoteUserId,extra:connection.peers[remoteUserId]?connection.peers[remoteUserId].extra:{}}),connection.peers[remoteUserId]){connection.peers[remoteUserId].streams.forEach(function(stream){stream.stop()});var peer=connection.peers[remoteUserId].peer;if(peer&&"closed"!==peer.iceConnectionState)try{peer.close()}catch(e){}connection.peers[remoteUserId]&&(connection.peers[remoteUserId].peer=null,delete connection.peers[remoteUserId])}if(-1!==connection.broadcasters.indexOf(remoteUserId)){var newArray=[];connection.broadcasters.forEach(function(broadcaster){broadcaster!==remoteUserId&&newArray.push(broadcaster)}),connection.broadcasters=newArray,keepNextBroadcasterOnServer()}}},connection.rejoin=function(connectionDescription){if(!connection.isInitiator&&connectionDescription&&Object.keys(connectionDescription).length){var extra={};connection.peers[connectionDescription.remoteUserId]&&(extra=connection.peers[connectionDescription.remoteUserId].extra,connection.deletePeer(connectionDescription.remoteUserId)),connectionDescription&&connectionDescription.remoteUserId&&(connection.join(connectionDescription.remoteUserId),connection.onReConnecting({userid:connectionDescription.remoteUserId,extra:extra}))}},connection.join=connection.connect=function(remoteUserId,options){connection.sessionid=(remoteUserId?remoteUserId.sessionid||remoteUserId.remoteUserId||remoteUserId:!1)||connection.sessionid,connection.sessionid+="";var localPeerSdpConstraints=!1,remotePeerSdpConstraints=!1,isOneWay=!1,isDataOnly=!1;if(remoteUserId&&remoteUserId.session||!remoteUserId||"string"==typeof remoteUserId){var session=remoteUserId?remoteUserId.session||connection.session:connection.session;isOneWay=!!session.oneway,isDataOnly=isData(session),remotePeerSdpConstraints={OfferToReceiveAudio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:connection.sdpConstraints.mandatory.OfferToReceiveVideo},localPeerSdpConstraints={OfferToReceiveAudio:isOneWay?!!connection.session.audio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:isOneWay?!!connection.session.video||!!connection.session.screen:connection.sdpConstraints.mandatory.OfferToReceiveVideo}}options=options||{},"undefined"!=typeof options.localPeerSdpConstraints&&(localPeerSdpConstraints=options.localPeerSdpConstraints),"undefined"!=typeof options.remotePeerSdpConstraints&&(remotePeerSdpConstraints=options.remotePeerSdpConstraints),"undefined"!=typeof options.isOneWay&&(isOneWay=options.isOneWay),"undefined"!=typeof options.isDataOnly&&(isDataOnly=options.isDataOnly);var connectionDescription={remoteUserId:connection.sessionid,message:{newParticipationRequest:!0,isOneWay:isOneWay,isDataOnly:isDataOnly,localPeerSdpConstraints:localPeerSdpConstraints,remotePeerSdpConstraints:remotePeerSdpConstraints},sender:connection.userid,password:!1};return connectSocket(function(){connection.peers[connection.sessionid]||mPeer.onNegotiationNeeded(connectionDescription)}),connectionDescription},connection.connectWithAllParticipants=function(remoteUserId){mPeer.onNegotiationNeeded("connectWithAllParticipants",remoteUserId||connection.sessionid)},connection.removeFromBroadcastersList=function(remoteUserId){mPeer.onNegotiationNeeded("removeFromBroadcastersList",remoteUserId||connection.sessionid),connection.peers.getAllParticipants(remoteUserId||connection.sessionid).forEach(function(participant){mPeer.onNegotiationNeeded("dropPeerConnection",participant),connection.deletePeer(participant)}),connection.attachStreams.forEach(function(stream){stream.stop()})},connection.getUserMedia=connection.captureUserMedia=function(callback,session){function invokeGetUserMedia(localMediaConstraints,getUserMedia_callback){var isScreen=!1;localMediaConstraints&&(isScreen=localMediaConstraints.isScreen,delete localMediaConstraints.isScreen),getUserMediaHandler({onGettingLocalMedia:function(stream){return stream.isAudio=stream.isVideo=stream.isScreen=!1,isScreen?stream.isScreen=!0:session.audio&&session.video?stream.isVideo=!0:session.audio&&(stream.isAudio=!0),mPeer.onGettingLocalMedia(stream),getUserMedia_callback?getUserMedia_callback():void(callback&&callback(stream))},onLocalMediaError:function(error,constraints){return mPeer.onLocalMediaError(error,constraints),constraints.audio&&constraints.video&&-1!==(error.name||"").toString().indexOf("DevicesNotFound")?(constraints.video=!1,void invokeGetUserMedia(constraints,getUserMedia_callback)):void(callback&&callback())},localMediaConstraints:localMediaConstraints||{audio:session.audio?connection.mediaConstraints.audio:!1,video:session.video?connection.mediaConstraints.video:!1}})}return session=session||connection.session,connection.dontCaptureUserMedia||isData(session)?void(callback&&callback()):void((session.audio||session.video||session.screen)&&(session.screen?connection.getScreenConstraints(function(error,screen_constraints){if(error)throw error;invokeGetUserMedia({video:screen_constraints,isScreen:!0},session.audio||session.video?invokeGetUserMedia:!1)}):(session.audio||session.video)&&invokeGetUserMedia()))},connection.closeBeforeUnload=!0,window.addEventListener("beforeunload",beforeUnload,!1),connection.userid=getRandomString(),connection.changeUserId=function(newUserId,callback){connection.userid=newUserId||getRandomString(),socket.emit("changed-uuid",connection.userid,callback||function(){})},connection.extra={},connection.attachStreams=[],connection.removeStreams=[],connection.session={audio:!0,video:!0},connection.enableFileSharing=!1,connection.bandwidth={screen:512,audio:128,video:512},connection.codecs={audio:"opus",video:"VP9"},connection.processSdp=function(sdp){return isMobileDevice||isFirefox?sdp:(sdp=CodecsHandler.setApplicationSpecificBandwidth(sdp,connection.bandwidth,!!connection.session.screen),sdp=CodecsHandler.setVideoBitrates(sdp,{min:8*connection.bandwidth.video*1024,max:8*connection.bandwidth.video*1024}),sdp=CodecsHandler.setOpusAttributes(sdp,{maxaveragebitrate:8*connection.bandwidth.audio*1024,maxplaybackrate:8*connection.bandwidth.audio*1024,stereo:1,maxptime:3}),"VP9"===connection.codecs.video&&(sdp=CodecsHandler.preferVP9(sdp)),"H264"===connection.codecs.video&&(sdp=CodecsHandler.removeVPX(sdp)),"G722"===connection.codecs.audio&&(sdp=CodecsHandler.removeNonG722(sdp)),sdp)},"undefined"!=typeof CodecsHandler&&(connection.BandwidthHandler=connection.CodecsHandler=CodecsHandler),connection.mediaConstraints={audio:{mandatory:{},optional:[{bandwidth:8*connection.bandwidth.audio*1024||1048576}]},video:{mandatory:{},optional:[{bandwidth:8*connection.bandwidth.audio*1024||1048576},{googLeakyBucket:!0},{facingMode:"user"}]}},isFirefox&&(connection.mediaConstraints={audio:!0,video:!0}),forceOptions.useDefaultDevices||isMobileDevice||DetectRTC.load(function(){var lastAudioDevice,lastVideoDevice;if(DetectRTC.MediaDevices.forEach(function(device){"audioinput"===device.kind&&connection.mediaConstraints.audio!==!1&&(lastAudioDevice=device),"videoinput"===device.kind&&connection.mediaConstraints.video!==!1&&(lastVideoDevice=device)}),lastAudioDevice){if(isFirefox)return void(connection.mediaConstraints.audio!==!0?connection.mediaConstraints.audio.deviceId=lastAudioDevice.id:connection.mediaConstraints.audio={deviceId:lastAudioDevice.id});1==connection.mediaConstraints.audio&&(connection.mediaConstraints.audio={mandatory:{},optional:[]}),connection.mediaConstraints.audio.optional||(connection.mediaConstraints.audio.optional=[]);var optional=[{sourceId:lastAudioDevice.id}];connection.mediaConstraints.audio.optional=optional.concat(connection.mediaConstraints.audio.optional)}if(lastVideoDevice){if(isFirefox)return void(connection.mediaConstraints.video!==!0?connection.mediaConstraints.video.deviceId=lastVideoDevice.id:connection.mediaConstraints.video={deviceId:lastVideoDevice.id});1==connection.mediaConstraints.video&&(connection.mediaConstraints.video={mandatory:{},optional:[]}),connection.mediaConstraints.video.optional||(connection.mediaConstraints.video.optional=[]);var optional=[{sourceId:lastVideoDevice.id}];connection.mediaConstraints.video.optional=optional.concat(connection.mediaConstraints.video.optional)}}),connection.sdpConstraints={mandatory:{OfferToReceiveAudio:!0,OfferToReceiveVideo:!0},optional:[{VoiceActivityDetection:!1}]},connection.optionalArgument={optional:[{DtlsSrtpKeyAgreement:!0},{googImprovedWifiBwe:!0},{googScreencastMinBitrate:300},{googIPv6:!0},{googDscp:!0},{googCpuUnderuseThreshold:55},{googCpuOveruseThreshold:85},{googSuspendBelowMinBitrate:!0},{googCpuOveruseDetection:!0}],mandatory:{}},connection.iceServers=IceServersHandler.getIceServers(connection),connection.candidates={host:!0,stun:!0,turn:!0},connection.iceProtocols={tcp:!0,udp:!0},connection.onopen=function(event){connection.enableLogs&&console.info("Data connection has been opened between you & ",event.userid)},connection.onclose=function(event){connection.enableLogs&&console.warn("Data connection has been closed between you & ",event.userid)},connection.onerror=function(error){connection.enableLogs&&console.error(error.userid,"data-error",error)},connection.onmessage=function(event){connection.enableLogs&&console.debug("data-message",event.userid,event.data)},connection.send=function(data,remoteUserId){connection.peers.send(data,remoteUserId)},connection.close=connection.disconnect=connection.leave=function(){beforeUnload(!1,!0)},connection.closeEntireSession=function(callback){callback=callback||function(){},socket.emit("close-entire-session",function looper(){return connection.getAllParticipants().length?void setTimeout(looper,100):(connection.onEntireSessionClosed({sessionid:connection.sessionid,userid:connection.userid,extra:connection.extra}),void connection.changeUserId(null,function(){connection.close(),callback()}))})},connection.onEntireSessionClosed=function(event){connection.enableLogs&&console.info("Entire session is closed: ",event.sessionid,event.extra)},connection.onstream=function(e){var parentNode=connection.videosContainer;parentNode.insertBefore(e.mediaElement,parentNode.firstChild),e.mediaElement.play(),setTimeout(function(){e.mediaElement.play()},5e3)},connection.onstreamended=function(e){e.mediaElement||(e.mediaElement=document.getElementById(e.streamid)),e.mediaElement&&e.mediaElement.parentNode&&e.mediaElement.parentNode.removeChild(e.mediaElement)},connection.direction="many-to-many",connection.removeStream=function(streamid){var stream;return connection.attachStreams.forEach(function(localStream){localStream.id===streamid&&(stream=localStream)}),stream?void(-1===connection.removeStreams.indexOf(stream)&&(connection.removeStreams.push(stream),connection.peers.getAllParticipants().forEach(function(participant){mPeer.renegotiatePeer(participant)}))):void console.warn("No such stream exists.",streamid)},connection.addStream=function(session,remoteUserId){function invokeGetUserMedia(localMediaConstraints,callback){getUserMediaHandler({onGettingLocalMedia:function(stream){var videoConstraints=localMediaConstraints?localMediaConstraints.video:connection.mediaConstraints;return videoConstraints&&(videoConstraints.mediaSource||videoConstraints.mozMediaSource?stream.isScreen=!0:videoConstraints.mandatory&&videoConstraints.mandatory.chromeMediaSource&&(stream.isScreen=!0)),stream.isScreen||(stream.isVideo=stream.getVideoTracks().length,stream.isAudio=!stream.isVideo&&stream.getAudioTracks().length),mPeer.onGettingLocalMedia(stream),session.streamCallback&&session.streamCallback(stream),callback?callback():void connection.renegotiate(remoteUserId)},onLocalMediaError:function(error,constraints){return mPeer.onLocalMediaError(error,constraints),constraints.audio&&constraints.video&&-1!==(error.name||"").toString().indexOf("DevicesNotFound")?(constraints.video=!1,void invokeGetUserMedia(constraints,callback)):callback?callback():void connection.renegotiate(remoteUserId)},localMediaConstraints:localMediaConstraints||{audio:session.audio?connection.mediaConstraints.audio:!1,video:session.video?connection.mediaConstraints.video:!1}})}return session.getAudioTracks?(-1===connection.attachStreams.indexOf(session)&&(session.streamid||(session.streamid=session.id),connection.attachStreams.push(session)),void connection.renegotiate(remoteUserId)):isData(session)?void connection.renegotiate(remoteUserId):void((!session.audio||session.video||session.screen)&&(session.screen?connection.getScreenConstraints(function(error,screen_constraints){return error?alert(error):void invokeGetUserMedia({video:screen_constraints},session.audio||session.video?invokeGetUserMedia:!1)}):(session.audio||session.video)&&invokeGetUserMedia()))},connection.applyConstraints=function(mediaConstraints,streamid){if(!MediaStreamTrack||!MediaStreamTrack.prototype.applyConstraints)return void alert("track.applyConstraints is NOT supported in your browser.");if(streamid){return connection.streamEvents[streamid]&&(stream=connection.streamEvents[streamid].stream),void applyConstraints(stream,mediaConstraints)}connection.attachStreams.forEach(function(stream){applyConstraints(stream,mediaConstraints)})},connection.replaceTrack=function(session,remoteUserId,isVideoTrack){function invokeGetUserMedia(localMediaConstraints,callback){getUserMediaHandler({onGettingLocalMedia:function(stream){return mPeer.onGettingLocalMedia(stream),callback?callback():void connection.replaceTrack(stream,remoteUserId,isVideoTrack||session.video||session.screen)},onLocalMediaError:function(error,constraints){return mPeer.onLocalMediaError(error,constraints),constraints.audio&&constraints.video&&-1!==(error.name||"").toString().indexOf("DevicesNotFound")?(constraints.video=!1,void invokeGetUserMedia(constraints,callback)):void(callback&&callback())},localMediaConstraints:localMediaConstraints||{audio:session.audio?connection.mediaConstraints.audio:!1,video:session.video?connection.mediaConstraints.video:!1}})}if(session=session||{},!RTCPeerConnection.prototype.getSenders)return void connection.addStream(session);if(session instanceof MediaStreamTrack)return void replaceTrack(session,remoteUserId,isVideoTrack);if(session instanceof MediaStream)return session.getVideoTracks().length&&replaceTrack(session.getVideoTracks()[0],remoteUserId,!0),void(session.getAudioTracks().length&&replaceTrack(session.getAudioTracks()[0],remoteUserId,!1));if(isData(session))throw"connection.replaceTrack requires audio and/or video and/or screen.";(!session.audio||session.video||session.screen)&&(session.screen?connection.getScreenConstraints(function(error,screen_constraints){return error?alert(error):void invokeGetUserMedia({video:screen_constraints},session.audio||session.video?invokeGetUserMedia:!1)}):(session.audio||session.video)&&invokeGetUserMedia())},connection.resetTrack=function(remoteUsersIds,isVideoTrack){remoteUsersIds||(remoteUsersIds=connection.getAllParticipants()),"string"==typeof remoteUsersIds&&(remoteUsersIds=[remoteUsersIds]),remoteUsersIds.forEach(function(participant){var peer=connection.peers[participant].peer;"undefined"!=typeof isVideoTrack&&isVideoTrack!==!0||!peer.lastVideoTrack||connection.replaceTrack(peer.lastVideoTrack,participant,!0),"undefined"!=typeof isVideoTrack&&isVideoTrack!==!1||!peer.lastAudioTrack||connection.replaceTrack(peer.lastAudioTrack,participant,!1)})},connection.renegotiate=function(remoteUserId){return remoteUserId?void mPeer.renegotiatePeer(remoteUserId):void connection.peers.getAllParticipants().forEach(function(participant){mPeer.renegotiatePeer(participant)})},connection.setStreamEndHandler=function(stream,isRemote){stream&&stream.addEventListener&&(isRemote=!!isRemote,stream.alreadySetEndHandler||(stream.alreadySetEndHandler=!0,stream.addEventListener("ended",function(){stream.idInstance&¤tUserMediaRequest.remove(stream.idInstance),isRemote||(delete connection.attachStreams[connection.attachStreams.indexOf(stream)],-1===connection.removeStreams.indexOf(stream)&&connection.removeStreams.push(stream),connection.attachStreams=removeNullEntries(connection.attachStreams),connection.removeStreams=removeNullEntries(connection.removeStreams));var streamEvent=connection.streamEvents[stream.streamid];streamEvent||(streamEvent={stream:stream,streamid:stream.streamid,type:isRemote?"remote":"local",userid:connection.userid,extra:connection.extra,mediaElement:connection.streamEvents[stream.streamid]?connection.streamEvents[stream.streamid].mediaElement:null}),(streamEvent.userid!==connection.userid||"remote"!==streamEvent.type)&&(connection.onstreamended(streamEvent),delete connection.streamEvents[stream.streamid])},!1)))},connection.onMediaError=function(error,constraints){connection.enableLogs&&console.error(error,constraints)},connection.addNewBroadcaster=function(broadcasterId,userPreferences){connection.broadcasters.length&&setTimeout(function(){mPeer.connectNewParticipantWithAllBroadcasters(broadcasterId,userPreferences,connection.broadcasters.join("|-,-|"))},1e4),connection.session.oneway||connection.session.broadcast||"many-to-many"!==connection.direction||-1!==connection.broadcasters.indexOf(broadcasterId)||(connection.broadcasters.push(broadcasterId),keepNextBroadcasterOnServer())},connection.autoCloseEntireSession=!1,connection.filesContainer=connection.videosContainer=document.body||document.documentElement,connection.isInitiator=!1,connection.shareFile=mPeer.shareFile,"undefined"!=typeof FileProgressBarHandler&&FileProgressBarHandler.handle(connection),"undefined"!=typeof TranslationHandler&&TranslationHandler.handle(connection),connection.token=getRandomString,connection.onNewParticipant=function(participantId,userPreferences){connection.acceptParticipationRequest(participantId,userPreferences)},connection.acceptParticipationRequest=function(participantId,userPreferences){userPreferences.successCallback&&(userPreferences.successCallback(),delete userPreferences.successCallback),mPeer.createNewPeer(participantId,userPreferences)},connection.onShiftedModerationControl=function(sender,existingBroadcasters){connection.acceptModerationControl(sender,existingBroadcasters)},connection.acceptModerationControl=function(sender,existingBroadcasters){connection.isInitiator=!0,connection.broadcasters=existingBroadcasters,connection.peers.getAllParticipants().forEach(function(participant){mPeer.onNegotiationNeeded({changedUUID:sender,oldUUID:connection.userid,newUUID:sender},participant)}),connection.userid=sender,socket.emit("changed-uuid",connection.userid)},connection.shiftModerationControl=function(remoteUserId,existingBroadcasters,firedOnLeave){mPeer.onNegotiationNeeded({shiftedModerationControl:!0,broadcasters:existingBroadcasters,firedOnLeave:!!firedOnLeave},remoteUserId)},"undefined"!=typeof StreamsHandler&&(connection.StreamsHandler=StreamsHandler),connection.onleave=function(userid){},connection.invokeSelectFileDialog=function(callback){var selector=new FileSelector;selector.selectSingleFile(callback)},connection.getPublicModerators=function(userIdStartsWith,callback){"function"==typeof userIdStartsWith&&(callback=userIdStartsWith),connectSocket(function(socket){socket.emit("get-public-moderators","string"==typeof userIdStartsWith?userIdStartsWith:"",callback)})},connection.onmute=function(e){e.mediaElement&&("both"===e.muteType||"video"===e.muteType?(e.mediaElement.src=null,e.mediaElement.pause(),e.mediaElement.poster=e.snapshot||"https://cdn.webrtc-experiment.com/images/muted.png"):"audio"===e.muteType&&(e.mediaElement.muted=!0))},connection.onunmute=function(e){e.mediaElement&&("both"===e.unmuteType||"video"===e.unmuteType?(e.mediaElement.poster=null,e.mediaElement.src=URL.createObjectURL(e.stream),e.mediaElement.play()):"audio"===e.unmuteType&&(e.mediaElement.muted=!1))},connection.onExtraDataUpdated=function(event){event.status="online",connection.onUserStatusChanged(event,!0)},connection.onJoinWithPassword=function(remoteUserId){console.warn(remoteUserId,"is password protected. Please join with password.")},connection.onInvalidPassword=function(remoteUserId,oldPassword){console.warn(remoteUserId,"is password protected. Please join with valid password. Your old password",oldPassword,"is wrong.")},connection.onPasswordMaxTriesOver=function(remoteUserId){console.warn(remoteUserId,"is password protected. Your max password tries exceeded the limit.")},connection.getAllParticipants=function(sender){return connection.peers.getAllParticipants(sender)},"undefined"!=typeof StreamsHandler&&(StreamsHandler.onSyncNeeded=function(streamid,action,type){connection.peers.getAllParticipants().forEach(function(participant){mPeer.onNegotiationNeeded({streamid:streamid,action:action,streamSyncNeeded:!0,type:type||"both"},participant)})}),connection.connectSocket=function(callback){connectSocket(callback)},connection.closeSocket=function(){socket&&("undefined"!=typeof socket.disconnect&&socket.disconnect(),socket=null)},connection.getSocket=function(callback){return socket?callback&&callback(socket):connectSocket(callback),socket},connection.getRemoteStreams=mPeer.getRemoteStreams;var skipStreams=["selectFirst","selectAll","forEach"];if(connection.streamEvents={selectFirst:function(options){if(!options){var firstStream;for(var str in connection.streamEvents)-1!==skipStreams.indexOf(str)||firstStream||(firstStream=connection.streamEvents[str]);return firstStream}},selectAll:function(){}},connection.socketURL="/",connection.socketMessageEvent="RTCMultiConnection-Message",connection.socketCustomEvent="RTCMultiConnection-Custom-Message",connection.DetectRTC=DetectRTC,connection.onUserStatusChanged=function(event,dontWriteLogs){connection.enableLogs&&!dontWriteLogs&&console.info(event.userid,event.status)},connection.getUserMediaHandler=getUserMediaHandler,connection.multiPeersHandler=mPeer,connection.enableLogs=!0,connection.setCustomSocketHandler=function(customSocketHandler){"undefined"!=typeof SocketConnection&&(SocketConnection=customSocketHandler)},connection.chunkSize=65e3,connection.maxParticipantsAllowed=1e3,connection.disconnectWith=mPeer.disconnectWith,connection.checkPresence=function(remoteUserId,callback){mPeer.onNegotiationNeeded({detectPresence:!0,userid:(remoteUserId||connection.sessionid)+""},"system",callback)},connection.onReadyForOffer=function(remoteUserId,userPreferences){connection.multiPeersHandler.createNewPeer(remoteUserId,userPreferences)},connection.setUserPreferences=function(userPreferences){return connection.dontAttachStream&&(userPreferences.dontAttachLocalStream=!0),connection.dontGetRemoteStream&&(userPreferences.dontGetRemoteStream=!0),userPreferences},connection.updateExtraData=function(){socket.emit("extra-data-updated",connection.extra)},connection.enableScalableBroadcast=!1,connection.maxRelayLimitPerUser=3,connection.dontCaptureUserMedia=!1,connection.dontAttachStream=!1,connection.dontGetRemoteStream=!1,connection.onReConnecting=function(event){connection.enableLogs&&console.info("ReConnecting with",event.userid,"...")},connection.beforeAddingStream=function(stream){return stream},connection.beforeRemovingStream=function(stream){return stream},"undefined"!=typeof isChromeExtensionAvailable&&(connection.checkIfChromeExtensionAvailable=isChromeExtensionAvailable),"undefined"!=typeof isFirefoxExtensionAvailable&&(connection.checkIfChromeExtensionAvailable=isFirefoxExtensionAvailable),"undefined"!=typeof getChromeExtensionStatus&&(connection.getChromeExtensionStatus=getChromeExtensionStatus),connection.getScreenConstraints=function(callback){getScreenConstraints(function(error,screen_constraints){error||(screen_constraints=connection.modifyScreenConstraints(screen_constraints),callback(error,screen_constraints))})},connection.modifyScreenConstraints=function(screen_constraints){return screen_constraints},connection.onPeerStateChanged=function(state){connection.enableLogs&&-1!==state.iceConnectionState.search(/closed|failed/gi)&&console.error("Peer connection is closed between you & ",state.userid,state.extra,"state:",state.iceConnectionState)},connection.isOnline=!0,listenEventHandler("online",function(){connection.isOnline=!0}),listenEventHandler("offline",function(){connection.isOnline=!1}),connection.isLowBandwidth=!1,navigator&&navigator.connection&&navigator.connection.type&&(connection.isLowBandwidth=-1!==navigator.connection.type.toString().toLowerCase().search(/wifi|cell/g),connection.isLowBandwidth)){if(connection.bandwidth={audio:30,video:30,screen:30},connection.mediaConstraints.audio&&connection.mediaConstraints.audio.optional.length){var newArray=[];connection.mediaConstraints.audio.optional.forEach(function(opt){"undefined"==typeof opt.bandwidth&&newArray.push(opt);
+}),connection.mediaConstraints.audio.optional=newArray}if(connection.mediaConstraints.video&&connection.mediaConstraints.video.optional.length){var newArray=[];connection.mediaConstraints.video.optional.forEach(function(opt){"undefined"==typeof opt.bandwidth&&newArray.push(opt)}),connection.mediaConstraints.video.optional=newArray}}connection.getExtraData=function(remoteUserId){if(!remoteUserId)throw"remoteUserId is required.";return connection.peers[remoteUserId]?connection.peers[remoteUserId].extra:{}},forceOptions.autoOpenOrJoin&&connection.openOrJoin(connection.sessionid),connection.onUserIdAlreadyTaken=function(useridAlreadyTaken,yourNewUserId){connection.enableLogs&&console.warn("Userid already taken.",useridAlreadyTaken,"Your new userid:",yourNewUserId),connection.join(useridAlreadyTaken)},connection.trickleIce=!0}function SocketConnection(connection,connectCallback){var parameters="";parameters+="?userid="+connection.userid,parameters+="&msgEvent="+connection.socketMessageEvent,parameters+="&socketCustomEvent="+connection.socketCustomEvent,connection.enableScalableBroadcast&&(parameters+="&enableScalableBroadcast=true",parameters+="&maxRelayLimitPerUser="+(connection.maxRelayLimitPerUser||2));var socket;try{socket=io((connection.socketURL||"/")+parameters)}catch(e){socket=io.connect((connection.socketURL||"/")+parameters,connection.socketOptions)}var mPeer=connection.multiPeersHandler;return socket.on("extra-data-updated",function(remoteUserId,extra){connection.peers[remoteUserId]&&(connection.peers[remoteUserId].extra=extra,connection.onExtraDataUpdated({userid:remoteUserId,extra:extra}))}),socket.on(connection.socketMessageEvent,function(message){if(message.remoteUserId==connection.userid){if(connection.peers[message.sender]&&connection.peers[message.sender].extra!=message.extra&&(connection.peers[message.sender].extra=message.extra,connection.onExtraDataUpdated({userid:message.sender,extra:message.extra})),message.message.streamSyncNeeded&&connection.peers[message.sender]){var stream=connection.streamEvents[message.message.streamid];if(!stream||!stream.stream)return;var action=message.message.action;if("ended"===action||"stream-removed"===action)return void connection.onstreamended(stream);var type="both"!=message.message.type?message.message.type:null;return void stream.stream[action](type)}if("connectWithAllParticipants"===message.message)return-1===connection.broadcasters.indexOf(message.sender)&&connection.broadcasters.push(message.sender),void mPeer.onNegotiationNeeded({allParticipants:connection.getAllParticipants(message.sender)},message.sender);if("removeFromBroadcastersList"===message.message)return void(-1!==connection.broadcasters.indexOf(message.sender)&&(delete connection.broadcasters[connection.broadcasters.indexOf(message.sender)],connection.broadcasters=removeNullEntries(connection.broadcasters)));if("dropPeerConnection"===message.message)return void connection.deletePeer(message.sender);if(message.message.allParticipants)return-1===message.message.allParticipants.indexOf(message.sender)&&message.message.allParticipants.push(message.sender),void message.message.allParticipants.forEach(function(participant){mPeer[connection.peers[participant]?"renegotiatePeer":"createNewPeer"](participant,{localPeerSdpConstraints:{OfferToReceiveAudio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:connection.sdpConstraints.mandatory.OfferToReceiveVideo},remotePeerSdpConstraints:{OfferToReceiveAudio:connection.session.oneway?!!connection.session.audio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:connection.session.oneway?!!connection.session.video||!!connection.session.screen:connection.sdpConstraints.mandatory.OfferToReceiveVideo},isOneWay:!!connection.session.oneway||"one-way"===connection.direction,isDataOnly:isData(connection.session)})});if(message.message.newParticipant){if(message.message.newParticipant==connection.userid)return;if(connection.peers[message.message.newParticipant])return;return void mPeer.createNewPeer(message.message.newParticipant,message.message.userPreferences||{localPeerSdpConstraints:{OfferToReceiveAudio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:connection.sdpConstraints.mandatory.OfferToReceiveVideo},remotePeerSdpConstraints:{OfferToReceiveAudio:connection.session.oneway?!!connection.session.audio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:connection.session.oneway?!!connection.session.video||!!connection.session.screen:connection.sdpConstraints.mandatory.OfferToReceiveVideo},isOneWay:!!connection.session.oneway||"one-way"===connection.direction,isDataOnly:isData(connection.session)})}if((message.message.readyForOffer||message.message.addMeAsBroadcaster)&&connection.addNewBroadcaster(message.sender),message.message.newParticipationRequest&&message.sender!==connection.userid){connection.peers[message.sender]&&connection.deletePeer(message.sender);var userPreferences={extra:message.extra||{},localPeerSdpConstraints:message.message.remotePeerSdpConstraints||{OfferToReceiveAudio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:connection.sdpConstraints.mandatory.OfferToReceiveVideo},remotePeerSdpConstraints:message.message.localPeerSdpConstraints||{OfferToReceiveAudio:connection.session.oneway?!!connection.session.audio:connection.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:connection.session.oneway?!!connection.session.video||!!connection.session.screen:connection.sdpConstraints.mandatory.OfferToReceiveVideo},isOneWay:"undefined"!=typeof message.message.isOneWay?message.message.isOneWay:!!connection.session.oneway||"one-way"===connection.direction,isDataOnly:"undefined"!=typeof message.message.isDataOnly?message.message.isDataOnly:isData(connection.session),dontGetRemoteStream:"undefined"!=typeof message.message.isOneWay?message.message.isOneWay:!!connection.session.oneway||"one-way"===connection.direction,dontAttachLocalStream:!!message.message.dontGetRemoteStream,connectionDescription:message,successCallback:function(){("undefined"!=typeof message.message.isOneWay?message.message.isOneWay:!!connection.session.oneway||"one-way"===connection.direction)&&connection.addNewBroadcaster(message.sender,userPreferences),(connection.session.oneway||"one-way"===connection.direction||isData(connection.session))&&connection.addNewBroadcaster(message.sender,userPreferences)}};return void connection.onNewParticipant(message.sender,userPreferences)}return message.message.shiftedModerationControl?void connection.onShiftedModerationControl(message.sender,message.message.broadcasters):(message.message.changedUUID&&connection.peers[message.message.oldUUID]&&(connection.peers[message.message.newUUID]=connection.peers[message.message.oldUUID],delete connection.peers[message.message.oldUUID]),message.message.userLeft?(mPeer.onUserLeft(message.sender),void(message.message.autoCloseEntireSession&&connection.leave())):void mPeer.addNegotiatedMessage(message.message,message.sender))}}),socket.on("user-left",function(userid){onUserLeft(userid),connection.onUserStatusChanged({userid:userid,status:"offline",extra:connection.peers[userid]?connection.peers[userid].extra||{}:{}}),connection.onleave({userid:userid,extra:{}})}),socket.on("connect",function(){connection.enableLogs&&console.info("socket.io connection is opened."),socket.emit("extra-data-updated",connection.extra),connectCallback&&connectCallback(socket)}),socket.on("disconnect",function(){connection.enableLogs&&(console.info("socket.io connection is closed"),console.warn("socket.io reconnecting"))}),socket.on("join-with-password",function(remoteUserId){connection.onJoinWithPassword(remoteUserId)}),socket.on("invalid-password",function(remoteUserId,oldPassword){connection.onInvalidPassword(remoteUserId,oldPassword)}),socket.on("password-max-tries-over",function(remoteUserId){connection.onPasswordMaxTriesOver(remoteUserId)}),socket.on("user-disconnected",function(remoteUserId){remoteUserId!==connection.userid&&(connection.onUserStatusChanged({userid:remoteUserId,status:"offline",extra:connection.peers[remoteUserId]?connection.peers[remoteUserId].extra||{}:{}}),connection.deletePeer(remoteUserId))}),socket.on("user-connected",function(userid){userid!==connection.userid&&connection.onUserStatusChanged({userid:userid,status:"online",extra:connection.peers[userid]?connection.peers[userid].extra||{}:{}})}),socket.on("closed-entire-session",function(sessionid,extra){connection.leave(),connection.onEntireSessionClosed({sessionid:sessionid,userid:sessionid,extra:extra})}),socket.on("userid-already-taken",function(useridAlreadyTaken,yourNewUserId){connection.isInitiator=!1,connection.userid=yourNewUserId,connection.onUserIdAlreadyTaken(useridAlreadyTaken,yourNewUserId)}),socket.on("logs",function(log){connection.enableLogs&&console.debug("server-logs",log)}),socket}function MultiPeers(connection){function invokeGetUserMedia(mediaConstraints,message,remoteUserId){getUserMediaHandler({onGettingLocalMedia:function(localStream){self.onGettingLocalMedia(localStream);var streamsToShare={};connection.attachStreams.forEach(function(stream){streamsToShare[stream.streamid]={isAudio:!!stream.isAudio,isVideo:!!stream.isVideo,isScreen:!!stream.isScreen}}),message.userPreferences.streamsToShare=streamsToShare,self.onNegotiationNeeded({readyForOffer:!0,userPreferences:message.userPreferences},remoteUserId)},onLocalMediaError:function(error,constraints){return self.onLocalMediaError(error,constraints),constraints.audio&&constraints.video&&-1!==(error.name||"").toString().indexOf("DevicesNotFound")?(constraints.video=!1,void invokeGetUserMedia(constraints,message,remoteUserId)):void self.onNegotiationNeeded({readyForOffer:!0,userPreferences:message.userPreferences},remoteUserId)},localMediaConstraints:mediaConstraints})}function initFileBufferReader(){fbr=new FileBufferReader,fbr.onProgress=function(chunk){connection.onFileProgress(chunk)},fbr.onBegin=function(file){connection.onFileStart(file)},fbr.onEnd=function(file){connection.onFileEnd(file)}}var self=this,skipPeers=["getAllParticipants","getLength","selectFirst","streams","send","forEach"];connection.peers={getLength:function(){var numberOfPeers=0;for(var peer in this)-1==skipPeers.indexOf(peer)&&numberOfPeers++;return numberOfPeers},selectFirst:function(){var firstPeer;for(var peer in this)-1==skipPeers.indexOf(peer)&&(firstPeer=this[peer]);return firstPeer},getAllParticipants:function(sender){var allPeers=[];for(var peer in this)-1==skipPeers.indexOf(peer)&&peer!=sender&&allPeers.push(peer);return allPeers},forEach:function(callbcak){this.getAllParticipants().forEach(function(participant){callbcak(connection.peers[participant])})},send:function(data,remoteUserId){var that=this;if(!isNull(data.size)&&!isNull(data.type))return void self.shareFile(data,remoteUserId);if(!("text"===data.type||data instanceof ArrayBuffer||data instanceof DataView))return void TextSender.send({text:data,channel:this,connection:connection,remoteUserId:remoteUserId});if("text"===data.type&&(data=JSON.stringify(data)),remoteUserId){var remoteUser=connection.peers[remoteUserId];if(remoteUser)return void remoteUser.channels.forEach(function(channel){channel.send(data)})}this.getAllParticipants().forEach(function(participant){that[participant].channels.forEach(function(channel){channel.send(data)})})}},this.uuid=connection.userid,this.getLocalConfig=function(remoteSdp,remoteUserId,userPreferences){return userPreferences||(userPreferences={}),{streamsToShare:userPreferences.streamsToShare||{},rtcMultiConnection:connection,connectionDescription:userPreferences.connectionDescription,userid:remoteUserId,localPeerSdpConstraints:userPreferences.localPeerSdpConstraints,remotePeerSdpConstraints:userPreferences.remotePeerSdpConstraints,dontGetRemoteStream:!!userPreferences.dontGetRemoteStream,dontAttachLocalStream:!!userPreferences.dontAttachLocalStream,renegotiatingPeer:!!userPreferences.renegotiatingPeer,peerRef:userPreferences.peerRef,onLocalSdp:function(localSdp){self.onNegotiationNeeded(localSdp,remoteUserId)},onLocalCandidate:function(localCandidate){localCandidate=OnIceCandidateHandler.processCandidates(connection,localCandidate),localCandidate&&self.onNegotiationNeeded(localCandidate,remoteUserId)},remoteSdp:remoteSdp,onDataChannelMessage:function(message){if(!fbr&&connection.enableFileSharing&&initFileBufferReader(),"string"==typeof message||!connection.enableFileSharing)return void self.onDataChannelMessage(message,remoteUserId);var that=this;return message instanceof ArrayBuffer||message instanceof DataView?void fbr.convertToObject(message,function(object){that.onDataChannelMessage(object)}):message.readyForNextChunk?void fbr.getNextChunk(message.uuid,function(nextChunk,isLastChunk){connection.peers[remoteUserId].channels.forEach(function(channel){channel.send(nextChunk)})},remoteUserId):void fbr.addChunk(message,function(promptNextChunk){connection.peers[remoteUserId].peer.channel.send(promptNextChunk)})},onDataChannelError:function(error){self.onDataChannelError(error,remoteUserId)},onDataChannelOpened:function(channel){self.onDataChannelOpened(channel,remoteUserId)},onDataChannelClosed:function(event){self.onDataChannelClosed(event,remoteUserId)},onRemoteStream:function(stream){if(connection.peers[remoteUserId].streams.push(stream),isPluginRTC&&window.PluginRTC){var mediaElement=document.createElement("video"),body=connection.videosContainer;return body.insertBefore(mediaElement,body.firstChild),void setTimeout(function(){window.PluginRTC.attachMediaStream(mediaElement,stream)},3e3)}self.onGettingRemoteMedia(stream,remoteUserId)},onRemoteStreamRemoved:function(stream){self.onRemovingRemoteMedia(stream,remoteUserId)},onPeerStateChanged:function(states){self.onPeerStateChanged(states),"new"===states.iceConnectionState&&self.onNegotiationStarted(remoteUserId,states),"connected"===states.iceConnectionState&&self.onNegotiationCompleted(remoteUserId,states),-1!==states.iceConnectionState.search(/closed|failed/gi)&&(self.onUserLeft(remoteUserId),self.disconnectWith(remoteUserId))}}},this.createNewPeer=function(remoteUserId,userPreferences){if(!(connection.maxParticipantsAllowed<=connection.getAllParticipants().length)){if(userPreferences=userPreferences||{},!userPreferences.isOneWay&&!userPreferences.isDataOnly)return userPreferences.isOneWay=!0,void this.onNegotiationNeeded({enableMedia:!0,userPreferences:userPreferences},remoteUserId);userPreferences=connection.setUserPreferences(userPreferences,remoteUserId);var localConfig=this.getLocalConfig(null,remoteUserId,userPreferences);connection.peers[remoteUserId]=new PeerInitiator(localConfig)}},this.createAnsweringPeer=function(remoteSdp,remoteUserId,userPreferences){userPreferences=connection.setUserPreferences(userPreferences||{},remoteUserId);var localConfig=this.getLocalConfig(remoteSdp,remoteUserId,userPreferences);connection.peers[remoteUserId]=new PeerInitiator(localConfig)},this.renegotiatePeer=function(remoteUserId,userPreferences,remoteSdp){if(!connection.peers[remoteUserId])return void(connection.enableLogs&&console.error("This peer ("+remoteUserId+") does not exists. Renegotiation skipped."));userPreferences||(userPreferences={}),userPreferences.renegotiatingPeer=!0,userPreferences.peerRef=connection.peers[remoteUserId].peer;var localConfig=this.getLocalConfig(remoteSdp,remoteUserId,userPreferences);connection.peers[remoteUserId]=new PeerInitiator(localConfig)},this.replaceTrack=function(track,remoteUserId,isVideoTrack){if(!connection.peers[remoteUserId])throw"This peer ("+remoteUserId+") does not exists.";var peer=connection.peers[remoteUserId].peer;return peer.getSenders&&"function"==typeof peer.getSenders&&peer.getSenders().length?void peer.getSenders().forEach(function(rtpSender){isVideoTrack&&rtpSender.track instanceof VideoStreamTrack&&(connection.peers[remoteUserId].peer.lastVideoTrack=rtpSender.track,rtpSender.replaceTrack(track)),!isVideoTrack&&rtpSender.track instanceof AudioStreamTrack&&(connection.peers[remoteUserId].peer.lastAudioTrack=rtpSender.track,rtpSender.replaceTrack(track))}):(console.warn("RTPSender.replaceTrack is NOT supported."),void this.renegotiatePeer(remoteUserId))},this.onNegotiationNeeded=function(message,remoteUserId){},this.addNegotiatedMessage=function(message,remoteUserId){if(message.type&&message.sdp)return"answer"==message.type&&connection.peers[remoteUserId]&&connection.peers[remoteUserId].addRemoteSdp(message),"offer"==message.type&&(message.renegotiatingPeer?this.renegotiatePeer(remoteUserId,null,message):this.createAnsweringPeer(message,remoteUserId)),void(connection.enableLogs&&console.log("Remote peer's sdp:",message.sdp));if(message.candidate)return connection.peers[remoteUserId]&&connection.peers[remoteUserId].addRemoteCandidate(message),void(connection.enableLogs&&console.log("Remote peer's candidate pairs:",message.candidate));if(message.enableMedia){if(connection.attachStreams.length||connection.dontCaptureUserMedia){var streamsToShare={};return connection.attachStreams.forEach(function(stream){streamsToShare[stream.streamid]={isAudio:!!stream.isAudio,isVideo:!!stream.isVideo,isScreen:!!stream.isScreen}}),message.userPreferences.streamsToShare=streamsToShare,void self.onNegotiationNeeded({readyForOffer:!0,userPreferences:message.userPreferences},remoteUserId)}var localMediaConstraints={},userPreferences=message.userPreferences;userPreferences.localPeerSdpConstraints.OfferToReceiveAudio&&(localMediaConstraints.audio=connection.mediaConstraints.audio),userPreferences.localPeerSdpConstraints.OfferToReceiveVideo&&(localMediaConstraints.video=connection.mediaConstraints.video),invokeGetUserMedia(localMediaConstraints,message,remoteUserId)}message.readyForOffer&&connection.onReadyForOffer(remoteUserId,message.userPreferences)},this.connectNewParticipantWithAllBroadcasters=function(newParticipantId,userPreferences,broadcastersList){if(broadcastersList=broadcastersList.split("|-,-|"),broadcastersList.length){var firstBroadcaster=broadcastersList[0];self.onNegotiationNeeded({newParticipant:newParticipantId,userPreferences:userPreferences||!1},firstBroadcaster),delete broadcastersList[0];var array=[];broadcastersList.forEach(function(broadcaster){broadcaster&&array.push(broadcaster)}),setTimeout(function(){self.connectNewParticipantWithAllBroadcasters(newParticipantId,userPreferences,array.join("|-,-|"))},1e4)}},this.onGettingRemoteMedia=function(stream,remoteUserId){},this.onRemovingRemoteMedia=function(stream,remoteUserId){},this.onGettingLocalMedia=function(localStream){},this.onLocalMediaError=function(error,constraints){connection.onMediaError(error,constraints)};var fbr;this.shareFile=function(file,remoteUserId){if(!connection.enableFileSharing)throw'"connection.enableFileSharing" is false.';initFileBufferReader(),fbr.readAsArrayBuffer(file,function(uuid){var arrayOfUsers=connection.getAllParticipants();remoteUserId&&(arrayOfUsers=[remoteUserId]),arrayOfUsers.forEach(function(participant){fbr.getNextChunk(uuid,function(nextChunk){connection.peers[participant].channels.forEach(function(channel){channel.send(nextChunk)})},participant)})},{userid:connection.userid,chunkSize:isFirefox?15e3:connection.chunkSize||0})};var textReceiver=new TextReceiver(connection);this.onDataChannelMessage=function(message,remoteUserId){textReceiver.receive(JSON.parse(message),remoteUserId,connection.peers[remoteUserId]?connection.peers[remoteUserId].extra:{})},this.onDataChannelClosed=function(event,remoteUserId){event.userid=remoteUserId,event.extra=connection.peers[remoteUserId]?connection.peers[remoteUserId].extra:{},connection.onclose(event)},this.onDataChannelError=function(error,remoteUserId){error.userid=remoteUserId,event.extra=connection.peers[remoteUserId]?connection.peers[remoteUserId].extra:{},connection.onerror(error)},this.onDataChannelOpened=function(channel,remoteUserId){connection.peers[remoteUserId].channels.length||(connection.peers[remoteUserId].channels.push(channel),connection.onopen({userid:remoteUserId,extra:connection.peers[remoteUserId]?connection.peers[remoteUserId].extra:{},channel:channel}))},this.onPeerStateChanged=function(state){connection.onPeerStateChanged(state)},this.onNegotiationStarted=function(remoteUserId,states){},this.onNegotiationCompleted=function(remoteUserId,states){},this.getRemoteStreams=function(remoteUserId){return remoteUserId=remoteUserId||connection.peers.getAllParticipants()[0],connection.peers[remoteUserId]?connection.peers[remoteUserId].streams:[]},this.isPluginRTC=connection.isPluginRTC=isPluginRTC}function fireEvent(obj,eventName,args){if("undefined"!=typeof CustomEvent){var eventDetail={arguments:args,__exposedProps__:args},event=new CustomEvent(eventName,eventDetail);obj.dispatchEvent(event)}}function setHarkEvents(connection,streamEvent){if(!connection||!streamEvent)throw"Both arguments are required.";if(connection.onspeaking&&connection.onsilence){if("undefined"==typeof hark)throw"hark.js not found.";hark(streamEvent.stream,{onspeaking:function(){connection.onspeaking(streamEvent)},onsilence:function(){connection.onsilence(streamEvent)},onvolumechange:function(volume,threshold){connection.onvolumechange&&connection.onvolumechange(merge({volume:volume,threshold:threshold},streamEvent))}})}}function setMuteHandlers(connection,streamEvent){streamEvent.stream&&streamEvent.stream.addEventListener&&(streamEvent.stream.addEventListener("mute",function(event){event=connection.streamEvents[event.target.streamid],event.session={audio:"audio"===event.muteType,video:"video"===event.muteType},connection.onmute(event)},!1),streamEvent.stream.addEventListener("unmute",function(event){event=connection.streamEvents[event.target.streamid],event.session={audio:"audio"===event.unmuteType,video:"video"===event.unmuteType},connection.onunmute(event)},!1))}function getRandomString(){if(window.crypto&&window.crypto.getRandomValues&&-1===navigator.userAgent.indexOf("Safari")){for(var a=window.crypto.getRandomValues(new Uint32Array(3)),token="",i=0,l=a.length;l>i;i++)token+=a[i].toString(36);return token}return(Math.random()*(new Date).getTime()).toString(36).replace(/\./g,"")}function getRMCMediaElement(stream,callback,connection){var isAudioOnly=!1;stream.getVideoTracks&&!stream.getVideoTracks().length&&(isAudioOnly=!0);var mediaElement=document.createElement(isAudioOnly?"audio":"video");return isPluginRTC&&window.PluginRTC?(connection.videosContainer.insertBefore(mediaElement,connection.videosContainer.firstChild),void setTimeout(function(){window.PluginRTC.attachMediaStream(mediaElement,stream),callback(mediaElement)},1e3)):(mediaElement[isFirefox?"mozSrcObject":"src"]=isFirefox?stream:window.URL.createObjectURL(stream),mediaElement.controls=!0,isFirefox&&mediaElement.addEventListener("ended",function(){if(currentUserMediaRequest.remove(stream.idInstance),"local"===stream.type){StreamsHandler.onSyncNeeded(stream.streamid,"ended"),connection.attachStreams.forEach(function(aStream,idx){stream.streamid===aStream.streamid&&delete connection.attachStreams[idx]});var newStreamsArray=[];connection.attachStreams.forEach(function(aStream){aStream&&newStreamsArray.push(aStream)}),connection.attachStreams=newStreamsArray;var streamEvent=connection.streamEvents[stream.streamid];if(streamEvent)return void connection.onstreamended(streamEvent);this.parentNode&&this.parentNode.removeChild(this)}},!1),mediaElement.play(),void callback(mediaElement))}function listenEventHandler(eventName,eventHandler){window.removeEventListener(eventName,eventHandler),window.addEventListener(eventName,eventHandler,!1)}function removeNullEntries(array){var newArray=[];return array.forEach(function(item){item&&newArray.push(item)}),newArray}function isData(session){return!session.audio&&!session.video&&!session.screen&&session.data}function isNull(obj){return"undefined"==typeof obj}function isString(obj){return"string"==typeof obj}function setCordovaAPIs(){if("iOS"===DetectRTC.osName&&"undefined"!=typeof cordova&&"undefined"!=typeof cordova.plugins&&"undefined"!=typeof cordova.plugins.iosrtc){var iosrtc=cordova.plugins.iosrtc;window.webkitRTCPeerConnection=iosrtc.RTCPeerConnection,window.RTCSessionDescription=iosrtc.RTCSessionDescription,window.RTCIceCandidate=iosrtc.RTCIceCandidate,window.MediaStream=iosrtc.MediaStream,window.MediaStreamTrack=iosrtc.MediaStreamTrack,navigator.getUserMedia=navigator.webkitGetUserMedia=iosrtc.getUserMedia,iosrtc.debug.enable("iosrtc*"),iosrtc.registerGlobals()}}function setSdpConstraints(config){var sdpConstraints,sdpConstraints_mandatory={OfferToReceiveAudio:!!config.OfferToReceiveAudio,OfferToReceiveVideo:!!config.OfferToReceiveVideo};return sdpConstraints={mandatory:sdpConstraints_mandatory,optional:[{VoiceActivityDetection:!1}]},navigator.mozGetUserMedia&&firefoxVersion>34&&(sdpConstraints={OfferToReceiveAudio:!!config.OfferToReceiveAudio,OfferToReceiveVideo:!!config.OfferToReceiveVideo}),sdpConstraints}function PeerInitiator(config){function createDataChannel(){if(!isOfferer)return void(peer.ondatachannel=function(event){var channel=event.channel;setChannelEvents(channel)});var channel=peer.createDataChannel("RTCDataChannel",{});setChannelEvents(channel)}function setChannelEvents(channel){channel.binaryType="arraybuffer",channel.onmessage=function(event){config.onDataChannelMessage(event.data)},channel.onopen=function(){config.onDataChannelOpened(channel)},channel.onerror=function(error){config.onDataChannelError(error)},channel.onclose=function(event){config.onDataChannelClosed(event)},channel.internalSend=channel.send,channel.send=function(data){"open"===channel.readyState&&channel.internalSend(data)},peer.channel=channel}if(!RTCPeerConnection)throw"WebRTC 1.0 (RTCPeerConnection) API are NOT available in this browser.";var connection=config.rtcMultiConnection;this.extra=config.remoteSdp?config.remoteSdp.extra:connection.extra,this.userid=config.userid,this.streams=[],this.channels=[],this.connectionDescription=config.connectionDescription;var that=this;config.remoteSdp&&(this.connectionDescription=config.remoteSdp.connectionDescription);var allRemoteStreams={};defaults.sdpConstraints=setSdpConstraints({OfferToReceiveAudio:!0,OfferToReceiveVideo:!0});var peer,renegotiatingPeer=!!config.renegotiatingPeer;config.remoteSdp&&(renegotiatingPeer=!!config.remoteSdp.renegotiatingPeer);var localStreams=[];connection.attachStreams.forEach(function(stream){stream&&localStreams.push(stream)}),renegotiatingPeer?(peer=config.peerRef,peer.getLocalStreams().forEach(function(stream){localStreams.forEach(function(localStream,index){stream==localStream&&delete localStreams[index]}),connection.removeStreams.forEach(function(streamToRemove,index){stream===streamToRemove&&(stream=connection.beforeRemovingStream(stream),stream&&peer.removeStream&&peer.removeStream(stream),localStreams.forEach(function(localStream,index){streamToRemove==localStream&&delete localStreams[index]}))})})):peer=new RTCPeerConnection(navigator.onLine?{iceServers:connection.iceServers,iceTransports:"all"}:null,window.PluginRTC?null:connection.optionalArgument),"Firefox"===connection.DetectRTC.browser.name&&(peer.removeStream=function(stream){stream.mute(),connection.StreamsHandler.onSyncNeeded(stream.streamid,"stream-removed")}),peer.onicecandidate=function(event){if(event.candidate)connection.trickleIce&&config.onLocalCandidate({candidate:event.candidate.candidate,sdpMid:event.candidate.sdpMid,sdpMLineIndex:event.candidate.sdpMLineIndex});else if(!connection.trickleIce){var localSdp=peer.localDescription;config.onLocalSdp({type:localSdp.type,sdp:localSdp.sdp,remotePeerSdpConstraints:config.remotePeerSdpConstraints||!1,renegotiatingPeer:!!config.renegotiatingPeer||!1,connectionDescription:that.connectionDescription,dontGetRemoteStream:!!config.dontGetRemoteStream,extra:connection?connection.extra:{},streamsToShare:streamsToShare,isFirefoxOffered:isFirefox})}};var isFirefoxOffered=!isFirefox;config.remoteSdp&&config.remoteSdp.remotePeerSdpConstraints&&config.remoteSdp.remotePeerSdpConstraints.isFirefoxOffered&&(isFirefoxOffered=!0),localStreams.forEach(function(localStream){config.remoteSdp&&config.remoteSdp.remotePeerSdpConstraints&&config.remoteSdp.remotePeerSdpConstraints.dontGetRemoteStream||config.dontAttachLocalStream||(localStream=connection.beforeAddingStream(localStream),localStream&&peer.addStream(localStream))}),peer.oniceconnectionstatechange=peer.onsignalingstatechange=function(){var extra=that.extra;connection.peers[that.userid]&&(extra=connection.peers[that.userid].extra||extra),peer&&config.onPeerStateChanged({iceConnectionState:peer.iceConnectionState,iceGatheringState:peer.iceGatheringState,signalingState:peer.signalingState,extra:extra,userid:that.userid})};var sdpConstraints={OfferToReceiveAudio:!!localStreams.length,OfferToReceiveVideo:!!localStreams.length};config.localPeerSdpConstraints&&(sdpConstraints=config.localPeerSdpConstraints),defaults.sdpConstraints=setSdpConstraints(sdpConstraints),peer.onaddstream=function(event){var streamsToShare={};config.remoteSdp&&config.remoteSdp.streamsToShare?streamsToShare=config.remoteSdp.streamsToShare:config.streamsToShare&&(streamsToShare=config.streamsToShare);var streamToShare=streamsToShare[event.stream.id];streamToShare&&(event.stream.isAudio=streamToShare.isAudio,event.stream.isVideo=streamToShare.isVideo,event.stream.isScreen=streamToShare.isScreen),event.stream.streamid=event.stream.id,event.stream.stop||(event.stream.stop=function(){isFirefox&&fireEvent(this,"ended")}),allRemoteStreams[event.stream.id]=event.stream,config.onRemoteStream(event.stream)},peer.onremovestream=function(event){event.stream.streamid=event.stream.id,allRemoteStreams[event.stream.id]&&delete allRemoteStreams[event.stream.id],config.onRemoteStreamRemoved(event.stream)},this.addRemoteCandidate=function(remoteCandidate){peer.addIceCandidate(new RTCIceCandidate(remoteCandidate))},this.addRemoteSdp=function(remoteSdp){remoteSdp.sdp=connection.processSdp(remoteSdp.sdp),peer.setRemoteDescription(new RTCSessionDescription(remoteSdp),function(){},function(error){connection.enableLogs&&console.error(JSON.stringify(error,null," "),"\n",remoteSdp.type,remoteSdp.sdp)})};var isOfferer=!0;config.remoteSdp&&(isOfferer=!1),connection.session.data===!0&&createDataChannel(),config.remoteSdp&&(config.remoteSdp.remotePeerSdpConstraints&&(sdpConstraints=config.remoteSdp.remotePeerSdpConstraints),defaults.sdpConstraints=setSdpConstraints(sdpConstraints),this.addRemoteSdp(config.remoteSdp)),("two-way"==connection.session.audio||"two-way"==connection.session.video||"two-way"==connection.session.screen)&&(defaults.sdpConstraints=setSdpConstraints({OfferToReceiveAudio:"two-way"==connection.session.audio||config.remoteSdp&&config.remoteSdp.remotePeerSdpConstraints&&config.remoteSdp.remotePeerSdpConstraints.OfferToReceiveAudio,OfferToReceiveVideo:"two-way"==connection.session.video||"two-way"==connection.session.screen||config.remoteSdp&&config.remoteSdp.remotePeerSdpConstraints&&config.remoteSdp.remotePeerSdpConstraints.OfferToReceiveAudio}));var streamsToShare={};peer.getLocalStreams().forEach(function(stream){streamsToShare[stream.streamid]={isAudio:!!stream.isAudio,isVideo:!!stream.isVideo,isScreen:!!stream.isScreen}}),peer[isOfferer?"createOffer":"createAnswer"](function(localSdp){localSdp.sdp=connection.processSdp(localSdp.sdp),peer.setLocalDescription(localSdp),connection.trickleIce&&config.onLocalSdp({type:localSdp.type,sdp:localSdp.sdp,remotePeerSdpConstraints:config.remotePeerSdpConstraints||!1,renegotiatingPeer:!!config.renegotiatingPeer||!1,connectionDescription:that.connectionDescription,dontGetRemoteStream:!!config.dontGetRemoteStream,extra:connection?connection.extra:{},streamsToShare:streamsToShare,isFirefoxOffered:isFirefox})},function(error){connection.enableLogs&&console.error("sdp-error",error)},defaults.sdpConstraints),peer.nativeClose=peer.close,
+peer.close=function(){if(peer){try{-1===peer.iceConnectionState.search(/closed|failed/gi)&&peer.getRemoteStreams().forEach(function(stream){stream.stop()}),peer.nativeClose()}catch(e){}peer=null,that.peer=null}},this.peer=peer}function loadIceFrame(callback,skip){if(!loadedIceFrame){if(!skip)return loadIceFrame(callback,!0);loadedIceFrame=!0;var iframe=document.createElement("iframe");iframe.onload=function(){function iFrameLoaderCallback(event){event.data&&event.data.iceServers&&(callback(event.data.iceServers),window.removeEventListener("message",iFrameLoaderCallback))}iframe.isLoaded=!0,listenEventHandler("message",iFrameLoaderCallback),iframe.contentWindow.postMessage("get-ice-servers","*")},iframe.src="https://cdn.webrtc-experiment.com/getIceServers/",iframe.style.display="none",(document.body||document.documentElement).appendChild(iframe)}}function getSTUNObj(stunStr){var urlsParam="urls";isPluginRTC&&(urlsParam="url");var obj={};return obj[urlsParam]=stunStr,obj}function getTURNObj(turnStr,username,credential){var urlsParam="urls";isPluginRTC&&(urlsParam="url");var obj={username:username,credential:credential};return obj[urlsParam]=turnStr,obj}function getExtenralIceFormatted(){var iceServers;return window.RMCExternalIceServers.forEach(function(ice){ice.urls||(ice.urls=ice.url),-1!==ice.urls.search("stun|stuns")&&iceServers.push(getSTUNObj(ice.urls)),-1!==ice.urls.search("turn|turns")&&iceServers.push(getTURNObj(ice.urls,ice.username,ice.credential))}),iceServers}function requestUserMedia(constraints){return new Promise(function(resolve,reject){getUserMedia(constraints,resolve,reject)})}function setStreamType(constraints,stream){constraints.mandatory&&constraints.mandatory.chromeMediaSource?stream.isScreen=!0:constraints.mozMediaSource||constraints.mediaSource?stream.isScreen=!0:constraints.video?stream.isVideo=!0:constraints.audio&&(stream.isAudio=!0)}function getUserMediaHandler(options){function streaming(stream,returnBack){setStreamType(options.localMediaConstraints,stream),options.onGettingLocalMedia(stream,returnBack),stream.addEventListener("ended",function(){delete currentUserMediaRequest.streams[idInstance],currentUserMediaRequest.mutex=!1,currentUserMediaRequest.queueRequests.indexOf(options)&&(delete currentUserMediaRequest.queueRequests[currentUserMediaRequest.queueRequests.indexOf(options)],currentUserMediaRequest.queueRequests=removeNullEntries(currentUserMediaRequest.queueRequests))},!1),currentUserMediaRequest.streams[idInstance]={stream:stream},currentUserMediaRequest.mutex=!1,currentUserMediaRequest.queueRequests.length&&getUserMediaHandler(currentUserMediaRequest.queueRequests.shift())}if(currentUserMediaRequest.mutex===!0)return void currentUserMediaRequest.queueRequests.push(options);currentUserMediaRequest.mutex=!0;var idInstance=JSON.stringify(options.localMediaConstraints);if(currentUserMediaRequest.streams[idInstance])streaming(currentUserMediaRequest.streams[idInstance].stream,!0);else{if(isPluginRTC&&window.PluginRTC){document.createElement("video");return void window.PluginRTC.getUserMedia({audio:!0,video:!0},function(stream){stream.streamid=stream.id||getRandomString(),streaming(stream)},function(error){})}navigator.mediaDevices.getUserMedia(options.localMediaConstraints).then(function(stream){stream.streamid=stream.streamid||stream.id||getRandomString(),stream.idInstance=idInstance,streaming(stream)})["catch"](function(error){options.onLocalMediaError(error,options.localMediaConstraints)})}}function TextReceiver(connection){function receive(data,userid,extra){var uuid=data.uuid;if(content[uuid]||(content[uuid]=[]),content[uuid].push(data.message),data.last){var message=content[uuid].join("");data.isobject&&(message=JSON.parse(message));var receivingTime=(new Date).getTime(),latency=receivingTime-data.sendingTime,e={data:message,userid:userid,extra:extra,latency:latency};connection.autoTranslateText?(e.original=e.data,connection.Translator.TranslateText(e.data,function(translatedText){e.data=translatedText,connection.onmessage(e)})):connection.onmessage(e),delete content[uuid]}}var content={};return{receive:receive}}var isOpera=!!window.opera||navigator.userAgent.indexOf(" OPR/")>=0,isFirefox="undefined"!=typeof window.InstallTrigger,isSafari=Object.prototype.toString.call(window.HTMLElement).indexOf("Constructor")>0,isChrome=!!window.chrome&&!isOpera,isIE=!!document.documentMode,isMobileDevice=!!navigator.userAgent.match(/Android|iPhone|iPad|iPod|BlackBerry|IEMobile/i);"undefined"!=typeof cordova&&(isMobileDevice=!0,isChrome=!0),navigator&&navigator.userAgent&&-1!==navigator.userAgent.indexOf("Crosswalk")&&(isMobileDevice=!0,isChrome=!0);var isPluginRTC=!isMobileDevice&&(isSafari||isIE);isPluginRTC&&"undefined"!=typeof URL&&(URL.createObjectURL=function(){});var chromeVersion=(!!(window.process&&"object"==typeof window.process&&window.process.versions&&window.process.versions["node-webkit"]),50),matchArray=navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./);isChrome&&matchArray&&matchArray[2]&&(chromeVersion=parseInt(matchArray[2],10));var firefoxVersion=50;matchArray=navigator.userAgent.match(/Firefox\/(.*)/),isFirefox&&matchArray&&matchArray[1]&&(firefoxVersion=parseInt(matchArray[1],10)),window.addEventListener||(window.addEventListener=function(el,eventName,eventHandler){el.attachEvent&&el.attachEvent("on"+eventName,eventHandler)}),window.attachEventListener=function(video,type,listener,useCapture){video.addEventListener(type,listener,useCapture)};var MediaStream=window.MediaStream;"undefined"==typeof MediaStream&&"undefined"!=typeof webkitMediaStream&&(MediaStream=webkitMediaStream),"undefined"!=typeof MediaStream&&("getVideoTracks"in MediaStream.prototype||(MediaStream.prototype.getVideoTracks=function(){if(!this.getTracks)return[];var tracks=[];return this.getTracks.forEach(function(track){-1!==track.kind.toString().indexOf("video")&&tracks.push(track)}),tracks},MediaStream.prototype.getAudioTracks=function(){if(!this.getTracks)return[];var tracks=[];return this.getTracks.forEach(function(track){-1!==track.kind.toString().indexOf("audio")&&tracks.push(track)}),tracks}),"stop"in MediaStream.prototype||(MediaStream.prototype.stop=function(){this.getAudioTracks().forEach(function(track){track.stop&&track.stop()}),this.getVideoTracks().forEach(function(track){track.stop&&track.stop()})})),function(){function getBrowserInfo(){var nameOffset,verOffset,ix,nAgt=(navigator.appVersion,navigator.userAgent),browserName=navigator.appName,fullVersion=""+parseFloat(navigator.appVersion),majorVersion=parseInt(navigator.appVersion,10);if(isOpera){browserName="Opera";try{fullVersion=navigator.userAgent.split("OPR/")[1].split(" ")[0],majorVersion=fullVersion.split(".")[0]}catch(e){fullVersion="0.0.0.0",majorVersion=0}}else isIE?(verOffset=nAgt.indexOf("MSIE"),browserName="IE",fullVersion=nAgt.substring(verOffset+5)):isChrome?(verOffset=nAgt.indexOf("Chrome"),browserName="Chrome",fullVersion=nAgt.substring(verOffset+7)):isSafari?(verOffset=nAgt.indexOf("Safari"),browserName="Safari",fullVersion=nAgt.substring(verOffset+7),-1!==(verOffset=nAgt.indexOf("Version"))&&(fullVersion=nAgt.substring(verOffset+8))):isFirefox?(verOffset=nAgt.indexOf("Firefox"),browserName="Firefox",fullVersion=nAgt.substring(verOffset+8)):(nameOffset=nAgt.lastIndexOf(" ")+1)<(verOffset=nAgt.lastIndexOf("/"))&&(browserName=nAgt.substring(nameOffset,verOffset),fullVersion=nAgt.substring(verOffset+1),browserName.toLowerCase()===browserName.toUpperCase()&&(browserName=navigator.appName));return isEdge&&(browserName="Edge",fullVersion=parseInt(navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)[2],10).toString()),-1!==(ix=fullVersion.indexOf(";"))&&(fullVersion=fullVersion.substring(0,ix)),-1!==(ix=fullVersion.indexOf(" "))&&(fullVersion=fullVersion.substring(0,ix)),majorVersion=parseInt(""+fullVersion,10),isNaN(majorVersion)&&(fullVersion=""+parseFloat(navigator.appVersion),majorVersion=parseInt(navigator.appVersion,10)),{fullVersion:fullVersion,version:majorVersion,name:browserName,isPrivateBrowsing:!1}}function retry(isDone,next){var currentTrial=0,maxRetry=50,isTimeout=!1,id=window.setInterval(function(){isDone()&&(window.clearInterval(id),next(isTimeout)),currentTrial++>maxRetry&&(window.clearInterval(id),isTimeout=!0,next(isTimeout))},10)}function isIE10OrLater(userAgent){var ua=userAgent.toLowerCase();if(0===ua.indexOf("msie")&&0===ua.indexOf("trident"))return!1;var match=/(?:msie|rv:)\s?([\d\.]+)/.exec(ua);return match&&parseInt(match[1],10)>=10?!0:!1}function detectPrivateMode(callback){var isPrivate;if(window.webkitRequestFileSystem)window.webkitRequestFileSystem(window.TEMPORARY,1,function(){isPrivate=!1},function(e){console.log(e),isPrivate=!0});else if(window.indexedDB&&/Firefox/.test(window.navigator.userAgent)){var db;try{db=window.indexedDB.open("test")}catch(e){isPrivate=!0}"undefined"==typeof isPrivate&&retry(function(){return"done"===db.readyState?!0:!1},function(isTimeout){isTimeout||(isPrivate=db.result?!1:!0)})}else if(isIE10OrLater(window.navigator.userAgent)){isPrivate=!1;try{window.indexedDB||(isPrivate=!0)}catch(e){isPrivate=!0}}else if(window.localStorage&&/Safari/.test(window.navigator.userAgent)){try{window.localStorage.setItem("test",1)}catch(e){isPrivate=!0}"undefined"==typeof isPrivate&&(isPrivate=!1,window.localStorage.removeItem("test"))}retry(function(){return"undefined"!=typeof isPrivate?!0:!1},function(isTimeout){callback(isPrivate)})}function detectDesktopOS(){var unknown="-",nVer=navigator.appVersion,nAgt=navigator.userAgent,os=unknown,clientStrings=[{s:"Windows 10",r:/(Windows 10.0|Windows NT 10.0)/},{s:"Windows 8.1",r:/(Windows 8.1|Windows NT 6.3)/},{s:"Windows 8",r:/(Windows 8|Windows NT 6.2)/},{s:"Windows 7",r:/(Windows 7|Windows NT 6.1)/},{s:"Windows Vista",r:/Windows NT 6.0/},{s:"Windows Server 2003",r:/Windows NT 5.2/},{s:"Windows XP",r:/(Windows NT 5.1|Windows XP)/},{s:"Windows 2000",r:/(Windows NT 5.0|Windows 2000)/},{s:"Windows ME",r:/(Win 9x 4.90|Windows ME)/},{s:"Windows 98",r:/(Windows 98|Win98)/},{s:"Windows 95",r:/(Windows 95|Win95|Windows_95)/},{s:"Windows NT 4.0",r:/(Windows NT 4.0|WinNT4.0|WinNT|Windows NT)/},{s:"Windows CE",r:/Windows CE/},{s:"Windows 3.11",r:/Win16/},{s:"Android",r:/Android/},{s:"Open BSD",r:/OpenBSD/},{s:"Sun OS",r:/SunOS/},{s:"Linux",r:/(Linux|X11)/},{s:"iOS",r:/(iPhone|iPad|iPod)/},{s:"Mac OS X",r:/Mac OS X/},{s:"Mac OS",r:/(MacPPC|MacIntel|Mac_PowerPC|Macintosh)/},{s:"QNX",r:/QNX/},{s:"UNIX",r:/UNIX/},{s:"BeOS",r:/BeOS/},{s:"OS/2",r:/OS\/2/},{s:"Search Bot",r:/(nuhk|Googlebot|Yammybot|Openbot|Slurp|MSNBot|Ask Jeeves\/Teoma|ia_archiver)/}];for(var id in clientStrings){var cs=clientStrings[id];if(cs.r.test(nAgt)){os=cs.s;break}}var osVersion=unknown;switch(/Windows/.test(os)&&(/Windows (.*)/.test(os)&&(osVersion=/Windows (.*)/.exec(os)[1]),os="Windows"),os){case"Mac OS X":/Mac OS X (10[\.\_\d]+)/.test(nAgt)&&(osVersion=/Mac OS X (10[\.\_\d]+)/.exec(nAgt)[1]);break;case"Android":/Android ([\.\_\d]+)/.test(nAgt)&&(osVersion=/Android ([\.\_\d]+)/.exec(nAgt)[1]);break;case"iOS":/OS (\d+)_(\d+)_?(\d+)?/.test(nAgt)&&(osVersion=/OS (\d+)_(\d+)_?(\d+)?/.exec(nVer),osVersion=osVersion[1]+"."+osVersion[2]+"."+(0|osVersion[3]))}return{osName:os,osVersion:osVersion}}function DetectLocalIPAddress(callback){DetectRTC.isWebRTCSupported&&(DetectRTC.isORTCSupported||getIPs(function(ip){callback(ip.match(/^(192\.168\.|169\.254\.|10\.|172\.(1[6-9]|2\d|3[01]))/)?"Local: "+ip:"Public: "+ip)}))}function getIPs(callback){function handleCandidate(candidate){var ipRegex=/([0-9]{1,3}(\.[0-9]{1,3}){3})/,match=ipRegex.exec(candidate);if(!match)return void console.warn("Could not match IP address in",candidate);var ipAddress=match[1];void 0===ipDuplicates[ipAddress]&&callback(ipAddress),ipDuplicates[ipAddress]=!0}var ipDuplicates={},RTCPeerConnection=window.RTCPeerConnection||window.mozRTCPeerConnection||window.webkitRTCPeerConnection,useWebKit=!!window.webkitRTCPeerConnection;if(!RTCPeerConnection){var iframe=document.getElementById("iframe");if(!iframe)throw"NOTE: you need to have an iframe in the page right above the script tag.";var win=iframe.contentWindow;RTCPeerConnection=win.RTCPeerConnection||win.mozRTCPeerConnection||win.webkitRTCPeerConnection,useWebKit=!!win.webkitRTCPeerConnection}if(RTCPeerConnection){var servers,mediaConstraints={optional:[{RtpDataChannels:!0}]};useWebKit&&(servers={iceServers:[{urls:"stun:stun.services.mozilla.com"}]},"undefined"!=typeof DetectRTC&&DetectRTC.browser.isFirefox&&DetectRTC.browser.version<=38&&(servers[0]={url:servers[0].urls}));var pc=new RTCPeerConnection(servers,mediaConstraints);pc.onicecandidate=function(ice){ice.candidate&&handleCandidate(ice.candidate.candidate)},pc.createDataChannel(""),pc.createOffer(function(result){pc.setLocalDescription(result,function(){},function(){})},function(){}),setTimeout(function(){var lines=pc.localDescription.sdp.split("\n");lines.forEach(function(line){0===line.indexOf("a=candidate:")&&handleCandidate(line)})},1e3)}}function checkDeviceSupport(callback){if(canEnumerate){if(!navigator.enumerateDevices&&window.MediaStreamTrack&&window.MediaStreamTrack.getSources&&(navigator.enumerateDevices=window.MediaStreamTrack.getSources.bind(window.MediaStreamTrack)),!navigator.enumerateDevices&&navigator.enumerateDevices&&(navigator.enumerateDevices=navigator.enumerateDevices.bind(navigator)),!navigator.enumerateDevices)return void(callback&&callback());MediaDevices=[],audioInputDevices=[],audioOutputDevices=[],videoInputDevices=[],navigator.enumerateDevices(function(devices){devices.forEach(function(_device){var device={};for(var d in _device)device[d]=_device[d];"audio"===device.kind&&(device.kind="audioinput"),"video"===device.kind&&(device.kind="videoinput");var skip;MediaDevices.forEach(function(d){d.id===device.id&&d.kind===device.kind&&(skip=!0)}),skip||(device.deviceId||(device.deviceId=device.id),device.id||(device.id=device.deviceId),device.label?("videoinput"!==device.kind||isWebsiteHasWebcamPermissions||(isWebsiteHasWebcamPermissions=!0),"audioinput"!==device.kind||isWebsiteHasMicrophonePermissions||(isWebsiteHasMicrophonePermissions=!0)):(device.label="Please invoke getUserMedia once.","https:"!==location.protocol&&document.domain.search&&-1===document.domain.search(/localhost|127.0./g)&&(device.label="HTTPs is required to get label of this "+device.kind+" device.")),"audioinput"===device.kind&&(hasMicrophone=!0,-1===audioInputDevices.indexOf(device)&&audioInputDevices.push(device)),"audiooutput"===device.kind&&(hasSpeakers=!0,-1===audioOutputDevices.indexOf(device)&&audioOutputDevices.push(device)),"videoinput"===device.kind&&(hasWebcam=!0,-1===videoInputDevices.indexOf(device)&&videoInputDevices.push(device)),-1===MediaDevices.indexOf(device)&&MediaDevices.push(device))}),"undefined"!=typeof DetectRTC&&(DetectRTC.MediaDevices=MediaDevices,DetectRTC.hasMicrophone=hasMicrophone,DetectRTC.hasSpeakers=hasSpeakers,DetectRTC.hasWebcam=hasWebcam,DetectRTC.isWebsiteHasWebcamPermissions=isWebsiteHasWebcamPermissions,DetectRTC.isWebsiteHasMicrophonePermissions=isWebsiteHasMicrophonePermissions,DetectRTC.audioInputDevices=audioInputDevices,DetectRTC.audioOutputDevices=audioOutputDevices,DetectRTC.videoInputDevices=videoInputDevices),callback&&callback()})}}var navigator=window.navigator;"undefined"!=typeof navigator?("undefined"!=typeof navigator.webkitGetUserMedia&&(navigator.getUserMedia=navigator.webkitGetUserMedia),"undefined"!=typeof navigator.mozGetUserMedia&&(navigator.getUserMedia=navigator.mozGetUserMedia)):navigator={getUserMedia:function(){},userAgent:"Fake/5.0 (FakeOS) AppleWebKit/123 (KHTML, like Gecko) Fake/12.3.4567.89 Fake/123.45"};var isMobileDevice=!!navigator.userAgent.match(/Android|iPhone|iPad|iPod|BlackBerry|IEMobile/i),isEdge=!(-1===navigator.userAgent.indexOf("Edge")||!navigator.msSaveOrOpenBlob&&!navigator.msSaveBlob),isOpera=!!window.opera||navigator.userAgent.indexOf(" OPR/")>=0,isFirefox="undefined"!=typeof window.InstallTrigger,isSafari=Object.prototype.toString.call(window.HTMLElement).indexOf("Constructor")>0,isChrome=!!window.chrome&&!isOpera,isIE=!!document.documentMode&&!isEdge,isMobile={Android:function(){return navigator.userAgent.match(/Android/i)},BlackBerry:function(){return navigator.userAgent.match(/BlackBerry/i)},iOS:function(){return navigator.userAgent.match(/iPhone|iPad|iPod/i)},Opera:function(){return navigator.userAgent.match(/Opera Mini/i)},Windows:function(){return navigator.userAgent.match(/IEMobile/i)},any:function(){return isMobile.Android()||isMobile.BlackBerry()||isMobile.iOS()||isMobile.Opera()||isMobile.Windows()},getOsName:function(){var osName="Unknown OS";return isMobile.Android()&&(osName="Android"),isMobile.BlackBerry()&&(osName="BlackBerry"),isMobile.iOS()&&(osName="iOS"),isMobile.Opera()&&(osName="Opera Mini"),isMobile.Windows()&&(osName="Windows"),osName}},osName="Unknown OS",osVersion="Unknown OS Version";if(isMobile.any())osName=isMobile.getOsName();else{var osInfo=detectDesktopOS();osName=osInfo.osName,osVersion=osInfo.osVersion}var isCanvasSupportsStreamCapturing=!1,isVideoSupportsStreamCapturing=!1;["captureStream","mozCaptureStream","webkitCaptureStream"].forEach(function(item){!isCanvasSupportsStreamCapturing&&item in document.createElement("canvas")&&(isCanvasSupportsStreamCapturing=!0),!isVideoSupportsStreamCapturing&&item in document.createElement("video")&&(isVideoSupportsStreamCapturing=!0)});var MediaDevices=[],audioInputDevices=[],audioOutputDevices=[],videoInputDevices=[];navigator.mediaDevices&&navigator.mediaDevices.enumerateDevices&&(navigator.enumerateDevices=function(callback){navigator.mediaDevices.enumerateDevices().then(callback)});var canEnumerate=!1;"undefined"!=typeof MediaStreamTrack&&"getSources"in MediaStreamTrack?canEnumerate=!0:navigator.mediaDevices&&navigator.mediaDevices.enumerateDevices&&(canEnumerate=!0);var hasMicrophone=!1,hasSpeakers=!1,hasWebcam=!1,isWebsiteHasMicrophonePermissions=!1,isWebsiteHasWebcamPermissions=!1;checkDeviceSupport();var DetectRTC=window.DetectRTC||{};DetectRTC.browser=getBrowserInfo(),detectPrivateMode(function(isPrivateBrowsing){DetectRTC.browser.isPrivateBrowsing=!!isPrivateBrowsing}),DetectRTC.browser["is"+DetectRTC.browser.name]=!0;var isWebRTCSupported=(!!(window.process&&"object"==typeof window.process&&window.process.versions&&window.process.versions["node-webkit"]),!1);["RTCPeerConnection","webkitRTCPeerConnection","mozRTCPeerConnection","RTCIceGatherer"].forEach(function(item){isWebRTCSupported||item in window&&(isWebRTCSupported=!0)}),DetectRTC.isWebRTCSupported=isWebRTCSupported,DetectRTC.isORTCSupported="undefined"!=typeof RTCIceGatherer;var isScreenCapturingSupported=!1;DetectRTC.browser.isChrome&&DetectRTC.browser.version>=35?isScreenCapturingSupported=!0:DetectRTC.browser.isFirefox&&DetectRTC.browser.version>=34&&(isScreenCapturingSupported=!0),"https:"!==location.protocol&&(isScreenCapturingSupported=!1),DetectRTC.isScreenCapturingSupported=isScreenCapturingSupported;var webAudio={isSupported:!1,isCreateMediaStreamSourceSupported:!1};["AudioContext","webkitAudioContext","mozAudioContext","msAudioContext"].forEach(function(item){webAudio.isSupported||item in window&&(webAudio.isSupported=!0,"createMediaStreamSource"in window[item].prototype&&(webAudio.isCreateMediaStreamSourceSupported=!0))}),DetectRTC.isAudioContextSupported=webAudio.isSupported,DetectRTC.isCreateMediaStreamSourceSupported=webAudio.isCreateMediaStreamSourceSupported;var isRtpDataChannelsSupported=!1;DetectRTC.browser.isChrome&&DetectRTC.browser.version>31&&(isRtpDataChannelsSupported=!0),DetectRTC.isRtpDataChannelsSupported=isRtpDataChannelsSupported;var isSCTPSupportd=!1;DetectRTC.browser.isFirefox&&DetectRTC.browser.version>28?isSCTPSupportd=!0:DetectRTC.browser.isChrome&&DetectRTC.browser.version>25?isSCTPSupportd=!0:DetectRTC.browser.isOpera&&DetectRTC.browser.version>=11&&(isSCTPSupportd=!0),DetectRTC.isSctpDataChannelsSupported=isSCTPSupportd,DetectRTC.isMobileDevice=isMobileDevice;var isGetUserMediaSupported=!1;navigator.getUserMedia?isGetUserMediaSupported=!0:navigator.mediaDevices&&navigator.mediaDevices.getUserMedia&&(isGetUserMediaSupported=!0),DetectRTC.browser.isChrome&&DetectRTC.browser.version>=46&&"https:"!==location.protocol&&(DetectRTC.isGetUserMediaSupported="Requires HTTPs"),DetectRTC.isGetUserMediaSupported=isGetUserMediaSupported,DetectRTC.osName=osName,DetectRTC.osVersion=osVersion;var displayResolution="";if(screen.width){var width=screen.width?screen.width:"",height=screen.height?screen.height:"";displayResolution+=""+width+" x "+height}DetectRTC.displayResolution=displayResolution,DetectRTC.isCanvasSupportsStreamCapturing=isCanvasSupportsStreamCapturing,DetectRTC.isVideoSupportsStreamCapturing=isVideoSupportsStreamCapturing,DetectRTC.DetectLocalIPAddress=DetectLocalIPAddress,DetectRTC.isWebSocketsSupported="WebSocket"in window&&2===window.WebSocket.CLOSING,DetectRTC.isWebSocketsBlocked=!DetectRTC.isWebSocketsSupported,DetectRTC.checkWebSocketsSupport=function(callback){callback=callback||function(){};try{var websocket=new WebSocket("wss://echo.websocket.org:443/");websocket.onopen=function(){DetectRTC.isWebSocketsBlocked=!1,callback(),websocket.close(),websocket=null},websocket.onerror=function(){DetectRTC.isWebSocketsBlocked=!0,callback()}}catch(e){DetectRTC.isWebSocketsBlocked=!0,callback()}},DetectRTC.load=function(callback){callback=callback||function(){},checkDeviceSupport(callback)},DetectRTC.MediaDevices=MediaDevices,DetectRTC.hasMicrophone=hasMicrophone,DetectRTC.hasSpeakers=hasSpeakers,DetectRTC.hasWebcam=hasWebcam,DetectRTC.isWebsiteHasWebcamPermissions=isWebsiteHasWebcamPermissions,DetectRTC.isWebsiteHasMicrophonePermissions=isWebsiteHasMicrophonePermissions,DetectRTC.audioInputDevices=audioInputDevices,DetectRTC.audioOutputDevices=audioOutputDevices,DetectRTC.videoInputDevices=videoInputDevices;var isSetSinkIdSupported=!1;"setSinkId"in document.createElement("video")&&(isSetSinkIdSupported=!0),DetectRTC.isSetSinkIdSupported=isSetSinkIdSupported;var isRTPSenderReplaceTracksSupported=!1;DetectRTC.browser.isFirefox?"getSenders"in mozRTCPeerConnection.prototype&&(isRTPSenderReplaceTracksSupported=!0):DetectRTC.browser.isChrome&&"undefined"!=typeof webkitRTCPeerConnection&&"getSenders"in webkitRTCPeerConnection.prototype&&(isRTPSenderReplaceTracksSupported=!0),DetectRTC.isRTPSenderReplaceTracksSupported=isRTPSenderReplaceTracksSupported;var isRemoteStreamProcessingSupported=!1;DetectRTC.browser.isFirefox&&DetectRTC.browser.version>38&&(isRemoteStreamProcessingSupported=!0),DetectRTC.isRemoteStreamProcessingSupported=isRemoteStreamProcessingSupported;var isApplyConstraintsSupported=!1;"undefined"!=typeof MediaStreamTrack&&"applyConstraints"in MediaStreamTrack.prototype&&(isApplyConstraintsSupported=!0),DetectRTC.isApplyConstraintsSupported=isApplyConstraintsSupported;var isMultiMonitorScreenCapturingSupported=!1;DetectRTC.browser.isFirefox&&DetectRTC.browser.version>=43&&(isMultiMonitorScreenCapturingSupported=!0),DetectRTC.isMultiMonitorScreenCapturingSupported=isMultiMonitorScreenCapturingSupported,window.DetectRTC=DetectRTC}(),document.addEventListener("deviceready",setCordovaAPIs,!1),setCordovaAPIs();var RTCPeerConnection,defaults={};"undefined"!=typeof mozRTCPeerConnection?RTCPeerConnection=mozRTCPeerConnection:"undefined"!=typeof webkitRTCPeerConnection?RTCPeerConnection=webkitRTCPeerConnection:"undefined"!=typeof window.RTCPeerConnection&&(RTCPeerConnection=window.RTCPeerConnection);var RTCSessionDescription=window.RTCSessionDescription||window.mozRTCSessionDescription,RTCIceCandidate=window.RTCIceCandidate||window.mozRTCIceCandidate,MediaStreamTrack=window.MediaStreamTrack;window.onPluginRTCInitialized=function(){MediaStreamTrack=window.PluginRTC.MediaStreamTrack,RTCPeerConnection=window.PluginRTC.RTCPeerConnection,RTCIceCandidate=window.PluginRTC.RTCIceCandidate,RTCSessionDescription=window.PluginRTC.RTCSessionDescription},"undefined"!=typeof window.PluginRTC&&window.onPluginRTCInitialized();var CodecsHandler=function(){function removeVPX(sdp){if(!sdp||"string"!=typeof sdp)throw"Invalid arguments.";return sdp=sdp.replace("a=rtpmap:100 VP8/90000\r\n",""),sdp=sdp.replace("a=rtpmap:101 VP9/90000\r\n",""),sdp=sdp.replace(/m=video ([0-9]+) RTP\/SAVPF ([0-9 ]*) 100/g,"m=video $1 RTP/SAVPF $2"),sdp=sdp.replace(/m=video ([0-9]+) RTP\/SAVPF ([0-9 ]*) 101/g,"m=video $1 RTP/SAVPF $2"),sdp=sdp.replace(/m=video ([0-9]+) RTP\/SAVPF 100([0-9 ]*)/g,"m=video $1 RTP/SAVPF$2"),sdp=sdp.replace(/m=video ([0-9]+) RTP\/SAVPF 101([0-9 ]*)/g,"m=video $1 RTP/SAVPF$2"),sdp=sdp.replace("a=rtcp-fb:120 nack\r\n",""),sdp=sdp.replace("a=rtcp-fb:120 nack pli\r\n",""),sdp=sdp.replace("a=rtcp-fb:120 ccm fir\r\n",""),sdp=sdp.replace("a=rtcp-fb:101 nack\r\n",""),sdp=sdp.replace("a=rtcp-fb:101 nack pli\r\n",""),sdp=sdp.replace("a=rtcp-fb:101 ccm fir\r\n","")}function disableNACK(sdp){if(!sdp||"string"!=typeof sdp)throw"Invalid arguments.";return sdp=sdp.replace("a=rtcp-fb:126 nack\r\n",""),sdp=sdp.replace("a=rtcp-fb:126 nack pli\r\n","a=rtcp-fb:126 pli\r\n"),sdp=sdp.replace("a=rtcp-fb:97 nack\r\n",""),sdp=sdp.replace("a=rtcp-fb:97 nack pli\r\n","a=rtcp-fb:97 pli\r\n")}function prioritize(codecMimeType,peer){if(peer&&peer.getSenders&&peer.getSenders().length){if(!codecMimeType||"string"!=typeof codecMimeType)throw"Invalid arguments.";peer.getSenders().forEach(function(sender){for(var params=sender.getParameters(),i=0;ii;++i)if(0===sdpLines[i].indexOf(prefix)&&(!substr||-1!==sdpLines[i].toLowerCase().indexOf(substr.toLowerCase())))return i;return null}function getCodecPayloadType(sdpLine){var pattern=new RegExp("a=rtpmap:(\\d+) \\w+\\/\\d+"),result=sdpLine.match(pattern);return result&&2===result.length?result[1]:null}function setVideoBitrates(sdp,params){if(isMobileDevice)return sdp;params=params||{};var vp8Payload,xgoogle_min_bitrate=params.min,xgoogle_max_bitrate=params.max,sdpLines=sdp.split("\r\n"),vp8Index=findLine(sdpLines,"a=rtpmap","VP8/90000");if(vp8Index&&(vp8Payload=getCodecPayloadType(sdpLines[vp8Index])),!vp8Payload)return sdp;var rtxPayload,rtxIndex=findLine(sdpLines,"a=rtpmap","rtx/90000");if(rtxIndex&&(rtxPayload=getCodecPayloadType(sdpLines[rtxIndex])),!rtxIndex)return sdp;var rtxFmtpLineIndex=findLine(sdpLines,"a=fmtp:"+rtxPayload.toString());if(null!==rtxFmtpLineIndex){var appendrtxNext="\r\n";appendrtxNext+="a=fmtp:"+vp8Payload+" x-google-min-bitrate="+(xgoogle_min_bitrate||"228")+"; x-google-max-bitrate="+(xgoogle_max_bitrate||"228"),sdpLines[rtxFmtpLineIndex]=sdpLines[rtxFmtpLineIndex].concat(appendrtxNext),sdp=sdpLines.join("\r\n")}return sdp}function setOpusAttributes(sdp,params){if(isMobileDevice)return sdp;params=params||{};var opusPayload,sdpLines=sdp.split("\r\n"),opusIndex=findLine(sdpLines,"a=rtpmap","opus/48000");if(opusIndex&&(opusPayload=getCodecPayloadType(sdpLines[opusIndex])),!opusPayload)return sdp;var opusFmtpLineIndex=findLine(sdpLines,"a=fmtp:"+opusPayload.toString());if(null===opusFmtpLineIndex)return sdp;var appendOpusNext="";return appendOpusNext+="; stereo="+("undefined"!=typeof params.stereo?params.stereo:"1"),appendOpusNext+="; sprop-stereo="+("undefined"!=typeof params["sprop-stereo"]?params["sprop-stereo"]:"1"),"undefined"!=typeof params.maxaveragebitrate&&(appendOpusNext+="; maxaveragebitrate="+(params.maxaveragebitrate||1048576)),"undefined"!=typeof params.maxplaybackrate&&(appendOpusNext+="; maxplaybackrate="+(params.maxplaybackrate||1048576)),"undefined"!=typeof params.cbr&&(appendOpusNext+="; cbr="+("undefined"!=typeof params.cbr?params.cbr:"1")),"undefined"!=typeof params.useinbandfec&&(appendOpusNext+="; useinbandfec="+params.useinbandfec),"undefined"!=typeof params.usedtx&&(appendOpusNext+="; usedtx="+params.usedtx),"undefined"!=typeof params.maxptime&&(appendOpusNext+="\r\na=maxptime:"+params.maxptime),sdpLines[opusFmtpLineIndex]=sdpLines[opusFmtpLineIndex].concat(appendOpusNext),sdp=sdpLines.join("\r\n")}function preferVP9(sdp){return-1===sdp.indexOf("SAVPF 100 101")||-1===sdp.indexOf("VP9/90000")?sdp:sdp.replace("SAVPF 100 101","SAVPF 101 100")}var isMobileDevice=!!navigator.userAgent.match(/Android|iPhone|iPad|iPod|BlackBerry|IEMobile/i);return"undefined"!=typeof cordova&&(isMobileDevice=!0),navigator&&navigator.userAgent&&-1!==navigator.userAgent.indexOf("Crosswalk")&&(isMobileDevice=!0),{removeVPX:removeVPX,disableNACK:disableNACK,prioritize:prioritize,removeNonG722:removeNonG722,setApplicationSpecificBandwidth:function(sdp,bandwidth,isScreen){return setBAS(sdp,bandwidth,isScreen)},setVideoBitrates:function(sdp,params){return setVideoBitrates(sdp,params)},setOpusAttributes:function(sdp,params){return setOpusAttributes(sdp,params)},preferVP9:preferVP9}}();window.BandwidthHandler=CodecsHandler;var loadedIceFrame,OnIceCandidateHandler=function(){function processCandidates(connection,icePair){var candidate=icePair.candidate,iceRestrictions=connection.candidates,stun=iceRestrictions.stun,turn=iceRestrictions.turn;if(isNull(iceRestrictions.reflexive)||(stun=iceRestrictions.reflexive),isNull(iceRestrictions.relay)||(turn=iceRestrictions.relay),(iceRestrictions.host||!candidate.match(/typ host/g))&&(turn||!candidate.match(/typ relay/g))&&(stun||!candidate.match(/typ srflx/g))){var protocol=connection.iceProtocols;if((protocol.udp||!candidate.match(/ udp /g))&&(protocol.tcp||!candidate.match(/ tcp /g)))return connection.enableLogs&&console.debug("Your candidate pairs:",candidate),{candidate:candidate,sdpMid:icePair.sdpMid,sdpMLineIndex:icePair.sdpMLineIndex}}}return{processCandidates:processCandidates}}();"undefined"!=typeof window.getExternalIceServers&&1==window.getExternalIceServers&&loadIceFrame(function(externalIceServers){externalIceServers&&externalIceServers.length&&(window.RMCExternalIceServers=externalIceServers,window.iceServersLoadCallback&&"function"==typeof window.iceServersLoadCallback&&window.iceServersLoadCallback(externalIceServers))});var IceServersHandler=function(){function getIceServers(connection){var iceServers=[];return iceServers.push(getSTUNObj("stun:stun.l.google.com:19302")),iceServers.push(getTURNObj("turn:turn.bistri.com:80","homeo","homeo")),iceServers.push(getTURNObj("turn:turn.anyfirewall.com:443","webrtc","webrtc")),window.RMCExternalIceServers?iceServers=iceServers.concat(getExtenralIceFormatted()):"undefined"!=typeof window.getExternalIceServers&&1==window.getExternalIceServers&&(connection.iceServers=iceServers,window.iceServersLoadCallback=function(){connection.iceServers=connection.iceServers.concat(getExtenralIceFormatted())}),iceServers}return{getIceServers:getIceServers}}(),getUserMedia=null,webrtcDetectedBrowser=null,webrtcDetectedVersion=null,webrtcMinimumVersion=null,webrtcUtils=window.webrtcUtils||{};
+if(webrtcUtils.enableLogs||(webrtcUtils.enableLogs=!0),webrtcUtils.log||(webrtcUtils.log=function(){webrtcUtils.enableLogs&&("undefined"!=typeof module||"function"==typeof require&&"function"==typeof define||console.log.apply(console,arguments))}),webrtcUtils.extractVersion||(webrtcUtils.extractVersion=function(uastring,expr,pos){var match=uastring.match(expr);return match&&match.length>=pos&&parseInt(match[pos],10)}),"object"==typeof window&&(!window.HTMLMediaElement||"srcObject"in window.HTMLMediaElement.prototype||Object.defineProperty(window.HTMLMediaElement.prototype,"srcObject",{get:function(){return"mozSrcObject"in this?this.mozSrcObject:this._srcObject},set:function(stream){"mozSrcObject"in this?this.mozSrcObject=stream:(this._srcObject=stream,this.src=stream?URL.createObjectURL(stream):null)}}),HTMLMediaElement.prototype.nativePlay=HTMLMediaElement.prototype.play,HTMLMediaElement.prototype.play=function(){var myself=this,promise=myself.nativePlay();promise&&promise.then(function(){setTimeout(function(){myself.nativePlay().then(function(){})["catch"](function(){alert("Video requires manual action to start the player.")})},1e3)})["catch"](function(){setTimeout(function(){myself.nativePlay().then(function(){})["catch"](function(){alert("Video requires manual action to start the player.")})},1e3)})},getUserMedia=window.navigator&&window.navigator.getUserMedia),"undefined"!=typeof window&&window.navigator)if(navigator.mozGetUserMedia&&window.mozRTCPeerConnection){if(webrtcDetectedBrowser="firefox",webrtcDetectedVersion=webrtcUtils.extractVersion(navigator.userAgent,/Firefox\/([0-9]+)\./,1),webrtcMinimumVersion=31,getUserMedia=function(constraints,onSuccess,onError){var constraintsToFF37=function(c){if("object"!=typeof c||c.require)return c;var require=[];return Object.keys(c).forEach(function(key){if("require"!==key&&"advanced"!==key&&"mediaSource"!==key){var r=c[key]="object"==typeof c[key]?c[key]:{ideal:c[key]};if((void 0!==r.min||void 0!==r.max||void 0!==r.exact)&&require.push(key),void 0!==r.exact&&("number"==typeof r.exact?r.min=r.max=r.exact:c[key]=r.exact,delete r.exact),void 0!==r.ideal){c.advanced=c.advanced||[];var oc={};"number"==typeof r.ideal?oc[key]={min:r.ideal,max:r.ideal}:oc[key]=r.ideal,c.advanced.push(oc),delete r.ideal,Object.keys(r).length||delete c[key]}}}),require.length&&(c.require=require),c};return 38>webrtcDetectedVersion&&(webrtcUtils.log("spec: "+JSON.stringify(constraints)),constraints.audio&&(constraints.audio=constraintsToFF37(constraints.audio)),constraints.video&&(constraints.video=constraintsToFF37(constraints.video)),webrtcUtils.log("ff37: "+JSON.stringify(constraints))),navigator.mozGetUserMedia(constraints,onSuccess,onError)},navigator.getUserMedia=getUserMedia,navigator.mediaDevices||(navigator.mediaDevices={getUserMedia:requestUserMedia,addEventListener:function(){},removeEventListener:function(){}}),navigator.mediaDevices.enumerateDevices=navigator.mediaDevices.enumerateDevices||function(){return new Promise(function(resolve){var infos=[{kind:"audioinput",deviceId:"default",label:"",groupId:""},{kind:"videoinput",deviceId:"default",label:"",groupId:""}];resolve(infos)})},41>webrtcDetectedVersion){var orgEnumerateDevices=navigator.mediaDevices.enumerateDevices.bind(navigator.mediaDevices);navigator.mediaDevices.enumerateDevices=function(){return orgEnumerateDevices().then(void 0,function(e){if("NotFoundError"===e.name)return[];throw e})}}}else if(navigator.webkitGetUserMedia&&window.webkitRTCPeerConnection){webrtcDetectedBrowser="chrome",webrtcDetectedVersion=webrtcUtils.extractVersion(navigator.userAgent,/Chrom(e|ium)\/([0-9]+)\./,2),webrtcMinimumVersion=38;var constraintsToChrome=function(c){if("object"!=typeof c||c.mandatory||c.optional)return c;var cc={};return Object.keys(c).forEach(function(key){if("require"!==key&&"advanced"!==key&&"mediaSource"!==key){var r="object"==typeof c[key]?c[key]:{ideal:c[key]};void 0!==r.exact&&"number"==typeof r.exact&&(r.min=r.max=r.exact);var oldname=function(prefix,name){return prefix?prefix+name.charAt(0).toUpperCase()+name.slice(1):"deviceId"===name?"sourceId":name};if(void 0!==r.ideal){cc.optional=cc.optional||[];var oc={};"number"==typeof r.ideal?(oc[oldname("min",key)]=r.ideal,cc.optional.push(oc),oc={},oc[oldname("max",key)]=r.ideal,cc.optional.push(oc)):(oc[oldname("",key)]=r.ideal,cc.optional.push(oc))}void 0!==r.exact&&"number"!=typeof r.exact?(cc.mandatory=cc.mandatory||{},cc.mandatory[oldname("",key)]=r.exact):["min","max"].forEach(function(mix){void 0!==r[mix]&&(cc.mandatory=cc.mandatory||{},cc.mandatory[oldname(mix,key)]=r[mix])})}}),c.advanced&&(cc.optional=(cc.optional||[]).concat(c.advanced)),cc};if(getUserMedia=function(constraints,onSuccess,onError){return constraints.audio&&(constraints.audio=constraintsToChrome(constraints.audio)),constraints.video&&(constraints.video=constraintsToChrome(constraints.video)),webrtcUtils.log("chrome: "+JSON.stringify(constraints)),navigator.webkitGetUserMedia(constraints,onSuccess,onError)},navigator.getUserMedia=getUserMedia,navigator.mediaDevices||(navigator.mediaDevices={getUserMedia:requestUserMedia}),navigator.mediaDevices.getUserMedia){var origGetUserMedia=navigator.mediaDevices.getUserMedia.bind(navigator.mediaDevices);navigator.mediaDevices.getUserMedia=function(c){return webrtcUtils.log("spec: "+JSON.stringify(c)),c.audio=constraintsToChrome(c.audio),c.video=constraintsToChrome(c.video),webrtcUtils.log("chrome: "+JSON.stringify(c)),origGetUserMedia(c)}}else navigator.mediaDevices.getUserMedia=function(constraints){return requestUserMedia(constraints)};"undefined"==typeof navigator.mediaDevices.addEventListener&&(navigator.mediaDevices.addEventListener=function(){webrtcUtils.log("Dummy mediaDevices.addEventListener called.")}),"undefined"==typeof navigator.mediaDevices.removeEventListener&&(navigator.mediaDevices.removeEventListener=function(){webrtcUtils.log("Dummy mediaDevices.removeEventListener called.")})}else navigator.mediaDevices&&navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)?(webrtcUtils.log("This appears to be Edge"),webrtcDetectedBrowser="edge",webrtcDetectedVersion=webrtcUtils.extractVersion(navigator.userAgent,/Edge\/(\d+).(\d+)$/,2),webrtcMinimumVersion=12):webrtcUtils.log("Browser does not appear to be WebRTC-capable");else webrtcDetectedBrowser="not a browser";"undefined"!=typeof module?module.exports={getUserMedia:getUserMedia,webrtcDetectedBrowser:webrtcDetectedBrowser,webrtcDetectedVersion:webrtcDetectedVersion,webrtcMinimumVersion:webrtcMinimumVersion,webrtcUtils:webrtcUtils}:"function"==typeof require&&"function"==typeof define&&define([],function(){return{getUserMedia:getUserMedia,webrtcDetectedBrowser:webrtcDetectedBrowser,webrtcDetectedVersion:webrtcDetectedVersion,webrtcMinimumVersion:webrtcMinimumVersion,webrtcUtils:webrtcUtils}}),"undefined"!=typeof webrtcUtils&&(webrtcUtils.enableLogs=!1);var currentUserMediaRequest={streams:[],mutex:!1,queueRequests:[],remove:function(idInstance){this.mutex=!1;var stream=this.streams[idInstance];if(stream){stream=stream.stream;var options=stream.currentUserMediaRequestOptions;this.queueRequests.indexOf(options)&&(delete this.queueRequests[this.queueRequests.indexOf(options)],this.queueRequests=removeNullEntries(this.queueRequests)),this.streams[idInstance].stream=null,delete this.streams[idInstance]}}},StreamsHandler=function(){function handleType(type){return type?"string"==typeof type||"undefined"==typeof type?type:type.audio&&type.video?null:type.audio?"audio":type.video?"video":void 0:void 0}function setHandlers(stream,syncAction,connection){function graduallyIncreaseVolume(){if(connection.streamEvents[stream.streamid].mediaElement){var mediaElement=connection.streamEvents[stream.streamid].mediaElement;mediaElement.volume=0,afterEach(200,5,function(){mediaElement.volume+=.2})}}stream&&stream.addEventListener&&(("undefined"==typeof syncAction||1==syncAction)&&stream.addEventListener("ended",function(){StreamsHandler.onSyncNeeded(this.streamid,"ended")},!1),stream.mute=function(type,isSyncAction){type=handleType(type),"undefined"!=typeof isSyncAction&&(syncAction=isSyncAction),("undefined"==typeof type||"audio"==type)&&stream.getAudioTracks().forEach(function(track){track.enabled=!1,connection.streamEvents[stream.streamid].isAudioMuted=!0}),("undefined"==typeof type||"video"==type)&&stream.getVideoTracks().forEach(function(track){track.enabled=!1}),("undefined"==typeof syncAction||1==syncAction)&&StreamsHandler.onSyncNeeded(stream.streamid,"mute",type),connection.streamEvents[stream.streamid].muteType=type||"both",fireEvent(stream,"mute",type)},stream.unmute=function(type,isSyncAction){type=handleType(type),"undefined"!=typeof isSyncAction&&(syncAction=isSyncAction),graduallyIncreaseVolume(),("undefined"==typeof type||"audio"==type)&&stream.getAudioTracks().forEach(function(track){track.enabled=!0,connection.streamEvents[stream.streamid].isAudioMuted=!1}),("undefined"==typeof type||"video"==type)&&(stream.getVideoTracks().forEach(function(track){track.enabled=!0}),"undefined"!=typeof type&&"video"==type&&connection.streamEvents[stream.streamid].isAudioMuted&&!function looper(times){times||(times=0),times++,100>times&&connection.streamEvents[stream.streamid].isAudioMuted&&(stream.mute("audio"),setTimeout(function(){looper(times)},50))}()),("undefined"==typeof syncAction||1==syncAction)&&StreamsHandler.onSyncNeeded(stream.streamid,"unmute",type),connection.streamEvents[stream.streamid].unmuteType=type||"both",fireEvent(stream,"unmute",type)})}function afterEach(setTimeoutInteval,numberOfTimes,callback,startedTimes){startedTimes=(startedTimes||0)+1,startedTimes>=numberOfTimes||setTimeout(function(){callback(),afterEach(setTimeoutInteval,numberOfTimes,callback,startedTimes)},setTimeoutInteval)}return{setHandlers:setHandlers,onSyncNeeded:function(streamid,action,type){}}}();!function(){function getScreenConstraints(error,sourceId){var screen_constraints={audio:!1,video:{mandatory:{chromeMediaSource:error?"screen":"desktop",maxWidth:29999,maxHeight:8640,minFrameRate:30,maxFrameRate:128,minAspectRatio:1.77,googLeakyBucket:!0},optional:[]}};return sourceId&&(screen_constraints.video.mandatory.chromeMediaSourceId=sourceId),screen_constraints}function postMessage(){return iframe?iframe.isLoaded?void iframe.contentWindow.postMessage({captureSourceId:!0},"*"):void setTimeout(postMessage,100):void loadIFrame(postMessage)}function loadIFrame(loadCallback){return iframe?void loadCallback():(iframe=document.createElement("iframe"),iframe.onload=function(){iframe.isLoaded=!0,loadCallback()},iframe.src="https://www.webrtc-experiment.com/getSourceId/",iframe.style.display="none",void(document.body||document.documentElement).appendChild(iframe))}window.getScreenId=function(callback){function onIFrameCallback(event){event.data&&(event.data.chromeMediaSourceId&&("PermissionDeniedError"===event.data.chromeMediaSourceId?callback("permission-denied"):callback(null,event.data.chromeMediaSourceId,getScreenConstraints(null,event.data.chromeMediaSourceId))),event.data.chromeExtensionStatus&&callback(event.data.chromeExtensionStatus,null,getScreenConstraints(event.data.chromeExtensionStatus)),window.removeEventListener("message",onIFrameCallback))}return navigator.mozGetUserMedia?void callback(null,"firefox",{video:{mozMediaSource:"window",mediaSource:"window",width:29999,height:8640}}):(postMessage(),void window.addEventListener("message",onIFrameCallback))};var iframe;window.getScreenConstraints=function(callback){loadIFrame(function(){getScreenId(function(error,sourceId,screen_constraints){callback(error,screen_constraints.video)})})}}(),function(){function getScreenConstraints(error,sourceId){var screen_constraints={audio:!1,video:{mandatory:{chromeMediaSource:error?"screen":"desktop",maxWidth:29999,maxHeight:8640,minFrameRate:30,maxFrameRate:128,minAspectRatio:1.77,googLeakyBucket:!0},optional:[]}};return sourceId&&(screen_constraints.video.mandatory.chromeMediaSourceId=sourceId),screen_constraints}function postMessage(){return iframe?iframe.isLoaded?void iframe.contentWindow.postMessage({captureSourceId:!0},"*"):void setTimeout(postMessage,100):void loadIFrame(postMessage)}function loadIFrame(loadCallback){return iframe?void loadCallback():(iframe=document.createElement("iframe"),iframe.onload=function(){iframe.isLoaded=!0,loadCallback()},iframe.src="https://www.webrtc-experiment.com/getSourceId/",iframe.style.display="none",void(document.body||document.documentElement).appendChild(iframe))}if(-1!==document.domain.indexOf("webrtc-experiment.com")){window.getScreenId=function(callback){function onIFrameCallback(event){event.data&&(event.data.chromeMediaSourceId&&("PermissionDeniedError"===event.data.chromeMediaSourceId?callback("permission-denied"):callback(null,event.data.chromeMediaSourceId,getScreenConstraints(null,event.data.chromeMediaSourceId))),event.data.chromeExtensionStatus&&callback(event.data.chromeExtensionStatus,null,getScreenConstraints(event.data.chromeExtensionStatus)),window.removeEventListener("message",onIFrameCallback))}return navigator.mozGetUserMedia?void callback(null,"firefox",{video:{mozMediaSource:"window",mediaSource:"window",width:29999,height:8640}}):(postMessage(),void window.addEventListener("message",onIFrameCallback))};var iframe;window.getScreenConstraints=function(callback){loadIFrame(function(){getScreenId(function(error,sourceId,screen_constraints){callback(error,screen_constraints.video)})})}}}();var TextSender={send:function(config){function sendText(textMessage,text){var data={type:"text",uuid:uuid,sendingTime:sendingTime};textMessage&&(text=textMessage,data.packets=parseInt(text.length/packetSize)),text.length>packetSize?data.message=text.slice(0,packetSize):(data.message=text,data.last=!0,data.isobject=isobject),channel.send(data,remoteUserId),textToTransfer=text.slice(data.message.length),textToTransfer.length&&setTimeout(function(){sendText(null,textToTransfer)},connection.chunkInterval||100)}var connection=config.connection,channel=config.channel,remoteUserId=config.remoteUserId,initialText=config.text,packetSize=connection.chunkSize||1e3,textToTransfer="",isobject=!1;isString(initialText)||(isobject=!0,initialText=JSON.stringify(initialText));var uuid=getRandomString(),sendingTime=(new Date).getTime();sendText(initialText)}},FileProgressBarHandler=function(){function handle(connection){function updateLabel(progress,label){if(-1!==progress.position){var position=+progress.position.toFixed(2).split(".")[1]||100;label.innerHTML=position+"%"}}var progressHelper={};connection.onFileStart=function(file){var div=document.createElement("div");return div.title=file.name,div.innerHTML=" ",file.remoteUserId&&(div.innerHTML+=" (Sharing with:"+file.remoteUserId+")"),connection.filesContainer||(connection.filesContainer=document.body||document.documentElement),connection.filesContainer.insertBefore(div,connection.filesContainer.firstChild),file.remoteUserId?(progressHelper[file.uuid]||(progressHelper[file.uuid]={}),progressHelper[file.uuid][file.remoteUserId]={div:div,progress:div.querySelector("progress"),label:div.querySelector("label")},void(progressHelper[file.uuid][file.remoteUserId].progress.max=file.maxChunks)):(progressHelper[file.uuid]={div:div,progress:div.querySelector("progress"),label:div.querySelector("label")},void(progressHelper[file.uuid].progress.max=file.maxChunks))},connection.onFileProgress=function(chunk){var helper=progressHelper[chunk.uuid];helper&&(!chunk.remoteUserId||(helper=progressHelper[chunk.uuid][chunk.remoteUserId]))&&(helper.progress.value=chunk.currentPosition||chunk.maxChunks||helper.progress.max,updateLabel(helper.progress,helper.label))},connection.onFileEnd=function(file){var helper=progressHelper[file.uuid];if(!helper)return void console.error("No such progress-helper element exists.",file);if(!file.remoteUserId||(helper=progressHelper[file.uuid][file.remoteUserId])){var div=helper.div;-1!=file.type.indexOf("image")?div.innerHTML='Download '+file.name+' ':div.innerHTML='Download '+file.name+' '}}}return{handle:handle}}(),TranslationHandler=function(){function handle(connection){connection.autoTranslateText=!1,connection.language="en",connection.googKey="AIzaSyCgB5hmFY74WYB-EoWkhr9cAGr6TiTHrEE",connection.Translator={TranslateText:function(text,callback){var newScript=document.createElement("script");newScript.type="text/javascript";var sourceText=encodeURIComponent(text),randomNumber="method"+connection.token();window[randomNumber]=function(response){response.data&&response.data.translations[0]&&callback&&callback(response.data.translations[0].translatedText),response.error&&"Daily Limit Exceeded"===response.error.message&&(warn('Text translation failed. Error message: "Daily Limit Exceeded."'),callback(text))};var source="https://www.googleapis.com/language/translate/v2?key="+connection.googKey+"&target="+(connection.language||"en-US")+"&callback=window."+randomNumber+"&q="+sourceText;newScript.src=source,document.getElementsByTagName("head")[0].appendChild(newScript)}}}return{handle:handle}}();window.RTCMultiConnection=RTCMultiConnection}();
\ No newline at end of file
diff --git a/RTCMultiConnection/package.json b/RTCMultiConnection/package.json
index 31f546cb..8484f53d 100644
--- a/RTCMultiConnection/package.json
+++ b/RTCMultiConnection/package.json
@@ -1,7 +1,7 @@
{
"name": "rtcmulticonnection-v3",
"preferGlobal": false,
- "version": "3.2.81",
+ "version": "3.2.95",
"author": {
"name": "Muaz Khan",
"email": "muazkh@gmail.com",
@@ -26,7 +26,7 @@
"firefox",
"opera",
"ie",
- "internet-explorer",
+ "internet-explorer",
"android",
"rtcweb",
"rtcmulticonnection.js",
@@ -49,14 +49,16 @@
"homepage": "https://rtcmulticonnection.herokuapp.com/",
"_from": "rtcmulticonnection-v3@",
"devDependencies": {
- "grunt": "latest",
- "grunt-cli": "latest",
- "load-grunt-tasks": "latest",
- "grunt-contrib-clean": "latest",
- "grunt-contrib-concat": "latest",
- "grunt-contrib-uglify": "latest",
- "grunt-jsbeautifier": "latest",
- "grunt-replace": "latest",
- "grunt-bump": "latest"
+ "grunt": "0.4.5",
+ "grunt-bump": "0.7.0",
+ "grunt-cli": "0.1.13",
+ "grunt-contrib-clean": "0.6.0",
+ "grunt-contrib-concat": "0.5.1",
+ "grunt-contrib-copy": "0.8.2",
+ "grunt-contrib-uglify": "0.11.0",
+ "grunt-jsbeautifier": "0.2.10",
+ "grunt-replace": "0.11.0",
+ "load-grunt-tasks": "3.4.0",
+ "socket.io": "^0.9.17"
}
}
diff --git a/RTCMultiConnection/server.js b/RTCMultiConnection/server.js
index 379a2b05..e04761d4 100755
--- a/RTCMultiConnection/server.js
+++ b/RTCMultiConnection/server.js
@@ -27,7 +27,14 @@ function serverHandler(request, response) {
}
if (fs.statSync(filename).isDirectory()) {
- if (filename.indexOf('/demos/') !== -1) {
+ response.writeHead(404, {
+ 'Content-Type': 'text/html'
+ });
+
+ if (filename.indexOf('/demos/MultiRTC/') !== -1) {
+ filename = filename.replace('/demos/MultiRTC/', '');
+ filename += '/demos/MultiRTC/index.html';
+ } else if (filename.indexOf('/demos/') !== -1) {
filename = filename.replace('/demos/', '');
filename += '/demos/index.html';
} else {
diff --git a/RTCMultiConnection/v2.2.2/RTCMultiConnection.js b/RTCMultiConnection/v2.2.2/RTCMultiConnection.js
index b905299f..ba291212 100644
--- a/RTCMultiConnection/v2.2.2/RTCMultiConnection.js
+++ b/RTCMultiConnection/v2.2.2/RTCMultiConnection.js
@@ -1,4 +1,4 @@
-// Last time updated at Tuesday, December 22nd, 2015, 4:53:01 PM
+// Last time updated at Wednesday, March 16th, 2016, 11:18:45 AM
// Quick-Demo for newbies: http://jsfiddle.net/c46de0L8/
// Another simple demo: http://jsfiddle.net/zar6fg60/
@@ -327,6 +327,16 @@
sourceId: connection._mediaSources.audio
});
}
+ if (connection._mediaSources.audiooutput) {
+ constraints.audio.optional.push({
+ sourceId: connection._mediaSources.audiooutput
+ });
+ }
+ if (connection._mediaSources.audioinput) {
+ constraints.audio.optional.push({
+ sourceId: connection._mediaSources.audioinput
+ });
+ }
// if custom video device is selected
if (connection._mediaSources.video) {
@@ -336,6 +346,13 @@
}]
};
}
+ if (connection._mediaSources.videoinput) {
+ constraints.video = {
+ optional: [{
+ sourceId: connection._mediaSources.videoinput
+ }]
+ };
+ }
// for connection.session = {};
if (!session.screen && !constraints.audio && !constraints.video) {
@@ -360,10 +377,10 @@
}
warn(Firefox_Screen_Capturing_Warning);
- screen_constraints.video = merge(screen_constraints.video.mandatory, {
+ screen_constraints.video = {
mozMediaSource: 'window', // mozMediaSource is redundant here
mediaSource: 'window' // 'screen' || 'window'
- });
+ };
// Firefox is supporting audio+screen from single getUserMedia request
// audio+video+screen will become audio+screen for Firefox
@@ -6040,7 +6057,11 @@
if (isFirefox) {
// firefox supports both audio/video recording in single webm file
- if (session.video) {
+ if (self.stream.getAudioTracks().length && self.stream.getVideoTracks().length) {
+ self.videoRecorder = RecordRTC(self.stream, {
+ type: 'video'
+ });
+ } else if (session.video) {
self.videoRecorder = RecordRTC(self.stream, {
type: 'video'
});
@@ -6050,17 +6071,36 @@
});
}
} else if (isChrome) {
- // chrome supports recording in two separate files: WAV and WebM
- if (session.video) {
+ // chrome >= 48 supports MediaRecorder API
+ // MediaRecorder API can record remote audio+video streams as well!
+
+ if (isMediaRecorderCompatible() && connection.DetectRTC.browser.version >= 50 && self.stream.getAudioTracks().length && self.stream.getVideoTracks().length) {
self.videoRecorder = RecordRTC(self.stream, {
type: 'video'
});
- }
+ } else if (isMediaRecorderCompatible() && connection.DetectRTC.browser.version >= 50) {
+ if (session.video) {
+ self.videoRecorder = RecordRTC(self.stream, {
+ type: 'video'
+ });
+ } else if (session.audio) {
+ self.audioRecorder = RecordRTC(self.stream, {
+ type: 'audio'
+ });
+ }
+ } else {
+ // chrome supports recording in two separate files: WAV and WebM
+ if (session.video) {
+ self.videoRecorder = RecordRTC(self.stream, {
+ type: 'video'
+ });
+ }
- if (session.audio) {
- self.audioRecorder = RecordRTC(self.stream, {
- type: 'audio'
- });
+ if (session.audio) {
+ self.audioRecorder = RecordRTC(self.stream, {
+ type: 'audio'
+ });
+ }
}
}
diff --git a/RTCMultiConnection/v2.2.2/RTCMultiConnection.min.js b/RTCMultiConnection/v2.2.2/RTCMultiConnection.min.js
index 38944ad3..c6b2dd0e 100755
--- a/RTCMultiConnection/v2.2.2/RTCMultiConnection.min.js
+++ b/RTCMultiConnection/v2.2.2/RTCMultiConnection.min.js
@@ -1,7 +1,7 @@
-// Last time updated at Tuesday, December 22nd, 2015, 4:53:02 PM
+// Last time updated at Wednesday, March 16th, 2016, 11:18:46 AM
!function(){function RTCMultiSession(connection,callbackForSignalingReady){function onDataChannelMessage(e){return e.data.checkingPresence&&connection.channels[e.userid]?void connection.channels[e.userid].send({presenceDetected:!0}):e.data.presenceDetected&&connection.peers[e.userid]?void(connection.peers[e.userid].connected=!0):void("text"===e.data.type?textReceiver.receive(e.data,e.userid,e.extra):connection.autoTranslateText?(e.original=e.data,connection.Translator.TranslateText(e.data,function(translatedText){e.data=translatedText,connection.onmessage(e)})):connection.onmessage(e))}function onNewSession(session){return connection.skipOnNewSession||(session.session||(session.session={}),session.extra||(session.extra={}),connection.sessionid&&session.sessionid!=connection.sessionid)?void 0:connection.onNewSession?(session.join=function(forceSession){if(!forceSession)return connection.join(session);for(var f in forceSession)session.session[f]=forceSession[f];var isDontCaptureUserMedia=connection.dontCaptureUserMedia;connection.dontCaptureUserMedia=!1,connection.captureUserMedia(function(){connection.dontCaptureUserMedia=!0,connection.join(session),connection.dontCaptureUserMedia=isDontCaptureUserMedia},forceSession)},session.extra||(session.extra={}),connection.onNewSession(session)):void connection.join(session)}function updateSocketForLocalStreams(socket){for(var i=0;i=60?socket.send({failedToReceiveRemoteVideo:!0,streamid:args.stream.streamid}):void setTimeout(function(){log("Waiting for incoming remote stream to be started flowing: "+args.numberOfTimes+" seconds."),waitUntilRemoteStreamStartsFlowing(args)},900):afterRemoteStreamStartedFlowing(args))}function initFakeChannel(){if(connection.fakeDataChannels&&!connection.channels[_config.userid]&&!connection.session.data){var fakeChannel={send:function(data){socket.send({fakeData:data})},readyState:"open"};connection.channels[_config.userid]={channel:fakeChannel,send:function(data){this.channel.send(data)}},peerConfig.onopen(fakeChannel)}}function afterRemoteStreamStartedFlowing(args){var mediaElement=args.mediaElement,session=args.session,stream=args.stream;stream.onended=function(){streamedObject.mediaElement&&!streamedObject.mediaElement.parentNode&&document.getElementById(stream.streamid)&&(streamedObject.mediaElement=document.getElementById(stream.streamid)),onStreamEndedHandler(streamedObject,connection)};var streamedObject={mediaElement:mediaElement,stream:stream,streamid:stream.streamid,session:session||connection.session,blobURL:isPluginRTC?"":mediaElement.mozSrcObject?URL.createObjectURL(stream):mediaElement.src,type:"remote",extra:_config.extra,userid:_config.userid,isVideo:isPluginRTC?!!session.video:!!stream.isVideo,isAudio:isPluginRTC?!!session.audio&&!session.video:!!stream.isAudio,isScreen:!!stream.isScreen,isInitiator:!!_config.isInitiator,rtcMultiConnection:connection,socket:socket};if(connection.streams[stream.streamid]=connection._getStream(streamedObject),connection.onstream(streamedObject),!isEmpty(args.preMuted)&&(args.preMuted.audio||args.preMuted.video)){var fakeObject=merge({},streamedObject);fakeObject.session=merge(fakeObject.session,args.preMuted),fakeObject.isAudio=!!fakeObject.session.audio&&!fakeObject.session.video,fakeObject.isVideo=!!fakeObject.session.video,fakeObject.isScreen=!1,connection.onmute(fakeObject)}log("on:add:stream",streamedObject),onSessionOpened(),connection.onspeaking&&initHark({stream:stream,streamedObject:streamedObject,connection:connection})}function onChannelOpened(channel){_config.channel=channel,connection.channels[_config.userid]={channel:_config.channel,send:function(data){connection.send(data,this.channel)}},connection.onopen({extra:_config.extra,userid:_config.userid,channel:channel});for(var q in connection.fileQueue)connection.send(connection.fileQueue[q],channel);isData(connection.session)&&onSessionOpened(),connection.partOfScreen&&connection.partOfScreen.sharing&&connection.peers[_config.userid].sharePartOfScreen(connection.partOfScreen)}function updateSocket(){socket.userid!=_config.userid&&(socket.userid=_config.userid,sockets[_config.socketIndex]=socket,connection.numberOfConnectedUsers++,connection.peers[_config.userid]={socket:socket,peer:peer,userid:_config.userid,extra:_config.extra,userinfo:_config.userinfo,addStream:function(session00){connection.addStream(session00,this.socket)},removeStream:function(streamid){return connection.streams[streamid]?(this.peer.connection.removeStream(connection.streams[streamid].stream),void this.renegotiate()):warn("No such stream exists. Stream-id:",streamid)},renegotiate:function(stream,session){connection.renegotiate(stream,session)},changeBandwidth:function(bandwidth){if(!bandwidth)throw"You MUST pass bandwidth object.";if(isString(bandwidth))throw"Pass object for bandwidth instead of string; e.g. {audio:10, video:20}";this.peer.bandwidth=bandwidth,this.socket.send({changeBandwidth:!0,bandwidth:bandwidth})},sendCustomMessage:function(message){this.socket.send({customMessage:!0,message:message})},onCustomMessage:function(message){log('Received "private" message from',this.userid,isString(message)?message:toStr(message))},drop:function(dontSendMessage){for(var stream in connection.streams)-1==connection._skip.indexOf(stream)&&(stream=connection.streams[stream],stream.userid==connection.userid&&"local"==stream.type&&(this.peer.connection.removeStream(stream.stream),onStreamEndedHandler(stream,connection)),"remote"==stream.type&&stream.userid==this.userid&&onStreamEndedHandler(stream,connection));!dontSendMessage&&this.socket.send({drop:!0})},hold:function(holdMLine){return"answer"==peer.prevCreateType?void this.socket.send({unhold:!0,holdMLine:holdMLine||"both",takeAction:!0}):(this.socket.send({hold:!0,holdMLine:holdMLine||"both"}),this.peer.hold=!0,void this.fireHoldUnHoldEvents({kind:holdMLine,isHold:!0,userid:connection.userid,remoteUser:this.userid}))},unhold:function(holdMLine){return"answer"==peer.prevCreateType?void this.socket.send({unhold:!0,holdMLine:holdMLine||"both",takeAction:!0}):(this.socket.send({unhold:!0,holdMLine:holdMLine||"both"}),this.peer.hold=!1,void this.fireHoldUnHoldEvents({kind:holdMLine,isHold:!1,userid:connection.userid,remoteUser:this.userid}))},fireHoldUnHoldEvents:function(e){var isHold=e.isHold,kind=e.kind,userid=e.remoteUser||e.userid;for(var stream in connection.streams)-1==connection._skip.indexOf(stream)&&(stream=connection.streams[stream],stream.userid==userid&&(isHold&&connection.onhold(merge({kind:kind},stream)),isHold||connection.onunhold(merge({kind:kind},stream))))},redial:function(){for(var stream in connection.streams)-1==connection._skip.indexOf(stream)&&(stream=connection.streams[stream],stream.userid==this.userid&&"remote"==stream.type&&onStreamEndedHandler(stream,connection));log("ReDialing..."),socket.send({recreatePeer:!0}),peer=new PeerConnection,peer.create("offer",peerConfig)},sharePartOfScreen:function(args){function partOfScreenCapturer(){return that.stopPartOfScreenSharing?(that.stopPartOfScreenSharing=!1,void(connection.onpartofscreenstopped&&connection.onpartofscreenstopped())):that.pausePartOfScreenSharing?(connection.onpartofscreenpaused&&connection.onpartofscreenpaused(),setTimeout(partOfScreenCapturer,args.interval||200)):void capturePartOfScreen({element:args.element,connection:connection,callback:function(screenshot){if(!connection.channels[that.userid])throw"No such data channel exists.";screenshot!=lastScreenshot&&(lastScreenshot=screenshot,connection.channels[that.userid].send({screenshot:screenshot,isPartOfScreen:!0})),!args.once&&setTimeout(partOfScreenCapturer,args.interval||200)}})}var that=this,lastScreenshot="";partOfScreenCapturer()},getConnectionStats:function(callback,interval){function invoker(){RTCPeerConnection.prototype.getConnectionStats=window.getConnectionStats,peer.connection&&peer.connection.getConnectionStats(callback,interval)}if(!callback)throw"callback is mandatory.";window.getConnectionStats?invoker():loadScript(connection.resources.getConnectionStats,invoker)},takeSnapshot:function(callback){takeSnapshot({userid:this.userid,connection:connection,callback:callback})}})}function onSessionOpened(){if(connection.isInitiator&&getLength(participants)&&getLength(participants)<=connection.maxParticipantsAllowed&&(connection.session.oneway||connection.session.broadcast||defaultSocket.send({sessionid:connection.sessionid,newParticipant:_config.userid||socket.channel,userData:{userid:_config.userid||socket.channel,extra:_config.extra}})),"chrome"==_config.userinfo.browser&&!_config.renegotiatedOnce)for(var rSession in connection.renegotiatedSessions)_config.renegotiatedOnce=!0,connection.renegotiatedSessions[rSession]&&connection.renegotiatedSessions[rSession].stream&&connection.peers[_config.userid].renegotiate(connection.renegotiatedSessions[rSession].stream,connection.renegotiatedSessions[rSession].session)}function socketResponse(response){if(!isRMSDeleted&&response.userid!=connection.userid){if(response.sdp){_config.userid=response.userid,_config.extra=response.extra||{},_config.renegotiate=response.renegotiate,_config.streaminfo=response.streaminfo,_config.isInitiator=response.isInitiator,_config.userinfo=response.userinfo;var sdp=JSON.parse(response.sdp);"offer"==sdp.type&&(peerConfig.preferSCTP=!!response.preferSCTP,connection.fakeDataChannels=!!response.fakeDataChannels),initFakeChannel(),sdpInvoker(sdp,response.labels)}if(response.candidate&&peer&&peer.addIceCandidate(JSON.parse(response.candidate)),response.streamid&&(rtcMultiSession.streamids||(rtcMultiSession.streamids={}),rtcMultiSession.streamids[response.streamid]||(rtcMultiSession.streamids[response.streamid]=response.streamid,connection.onstreamid(response))),response.mute||response.unmute)if(response.promptMuteUnmute){if(!connection.privileges.canMuteRemoteStream)return void connection.onstatechange({userid:response.userid,extra:response.extra,name:"mute-request-denied",reason:response.userid+' tried to mute your stream; however "privileges.canMuteRemoteStream" is "false".'});connection.streams[response.streamid]&&(response.mute&&!connection.streams[response.streamid].muted&&connection.streams[response.streamid].mute(response.session),response.unmute&&connection.streams[response.streamid].muted&&connection.streams[response.streamid].unmute(response.session))}else{var streamObject={};connection.streams[response.streamid]&&(streamObject=connection.streams[response.streamid]);var session=response.session,fakeObject=merge({},streamObject);fakeObject.session=session,fakeObject.isAudio=!!fakeObject.session.audio&&!fakeObject.session.video,fakeObject.isVideo=!!fakeObject.session.video,fakeObject.isScreen=!!fakeObject.session.screen,response.mute&&connection.onmute(fakeObject||response),response.unmute&&connection.onunmute(fakeObject||response)}if(response.isVolumeChanged&&(log("Volume of stream: "+response.streamid+" has changed to: "+response.volume),connection.streams[response.streamid])){var mediaElement=connection.streams[response.streamid].mediaElement;mediaElement&&(mediaElement.volume=response.volume)}if(response.stopped&&connection.streams[response.streamid]&&onStreamEndedHandler(connection.streams[response.streamid],connection),response.promptStreamStop){if(!connection.privileges.canStopRemoteStream)return void connection.onstatechange({userid:response.userid,extra:response.extra,name:"stop-request-denied",reason:response.userid+' tried to stop your stream; however "privileges.canStopRemoteStream" is "false".'});warn("Remote stream has been manually stopped!"),connection.streams[response.streamid]&&connection.streams[response.streamid].stop()}if(response.left){if(isFirefox){var userLeft=response.userid;for(var stream in connection.streams)stream=connection.streams[stream],stream.userid==userLeft&&(connection.stopMediaStream(stream),onStreamEndedHandler(stream,connection))}if(peer&&peer.connection&&("closed"!=peer.connection.signalingState&&-1==peer.connection.iceConnectionState.search(/disconnected|failed/gi)&&peer.connection.close(),peer.connection=null),participants[response.userid]&&delete participants[response.userid],response.closeEntireSession)return connection.onSessionClosed(response),void connection.leave();connection.remove(response.userid),onLeaveHandler({userid:response.userid,extra:response.extra||{},entireSessionClosed:!!response.closeEntireSession},connection)}if(response.playRoleOfBroadcaster&&(response.extra&&(connection.extra=merge(connection.extra,response.extra)),response.participants&&(participants=response.participants,participants[connection.userid]&&delete participants[connection.userid],sockets[0]&&sockets[0].userid==response.userid&&(delete sockets[0],sockets=swap(sockets)),socketObjects[response.userid]&&delete socketObjects[response.userid]),setTimeout(connection.playRoleOfInitiator,2e3)),response.changeBandwidth){if(!connection.peers[response.userid])throw"No such peer exists.";connection.peers[response.userid].peer.bandwidth=response.bandwidth,connection.peers[response.userid].renegotiate()}if(response.customMessage){if(!connection.peers[response.userid])throw"No such peer exists.";if(response.message.ejected){if(connection.sessionDescriptions[connection.sessionid].userid!=response.userid)throw"only initiator can eject a user.";connection.leave(),connection.onSessionClosed({userid:response.userid,extra:response.extra||_config.extra,isEjected:!0})}else connection.peers[response.userid].onCustomMessage(response.message)}if(response.drop){if(!connection.peers[response.userid])throw"No such peer exists.";connection.peers[response.userid].drop(!0),connection.peers[response.userid].renegotiate(),connection.ondrop(response.userid)}if(response.hold||response.unhold){if(!connection.peers[response.userid])throw"No such peer exists.";if(response.takeAction)return void connection.peers[response.userid][response.hold?"hold":"unhold"](response.holdMLine);connection.peers[response.userid].peer.hold=!!response.hold,connection.peers[response.userid].peer.holdMLine=response.holdMLine,socket.send({isRenegotiate:!0}),connection.peers[response.userid].fireHoldUnHoldEvents({kind:response.holdMLine,isHold:!!response.hold,userid:response.userid})}response.isRenegotiate&&connection.peers[response.userid].renegotiate(null,connection.peers[response.userid].peer.session),response.fakeData&&peerConfig.onmessage(response.fakeData),response.recreatePeer&&(peer=new PeerConnection),response.failedToReceiveRemoteVideo&&(log("Remote peer hasn't received stream: "+response.streamid+". Renegotiating..."),connection.peers[response.userid]&&connection.peers[response.userid].renegotiate()),response.redial&&connection.peers[response.userid]&&("disconnected"!=connection.peers[response.userid].peer.connection.iceConnectionState&&(_config.redialing=!1),"disconnected"!=connection.peers[response.userid].peer.connection.iceConnectionState||_config.redialing||(_config.redialing=!0,warn("Peer connection is closed.",toStr(connection.peers[response.userid].peer.connection),"ReDialing.."),connection.peers[response.userid].redial()))}}function sdpInvoker(sdp,labels){function createAnswer(){peer.recreateAnswer(sdp,session,function(_sdp,streaminfo){sendsdp({sdp:_sdp,socket:socket,streaminfo:streaminfo}),connection.detachStreams=[]})}if("answer"==sdp.type)return peer.setRemoteDescription(sdp),void updateSocket();if(!_config.renegotiate&&"offer"==sdp.type)return peerConfig.offerDescription=sdp,peerConfig.session=connection.session,peer||(peer=new PeerConnection),peer.create("answer",peerConfig),void updateSocket();var session=_config.renegotiate;if(detachMediaStream(labels,peer.connection),session.oneway||isData(session))createAnswer(),delete _config.renegotiate;else{if(_config.capturing)return;_config.capturing=!0,connection.captureUserMedia(function(stream){_config.capturing=!1,peer.addStream(stream),connection.renegotiatedSessions[JSON.stringify(_config.renegotiate)]={session:_config.renegotiate,stream:stream},delete _config.renegotiate,createAnswer()},_config.renegotiate)}}var socketConfig={channel:_config.channel,onmessage:socketResponse,onopen:function(_socket){_socket&&(socket=_socket),isofferer&&!peer&&(peerConfig.session=connection.session,peer||(peer=new PeerConnection),peer.create("offer",peerConfig)),_config.socketIndex=socket.index=sockets.length,socketObjects[socketConfig.channel]=socket,sockets[_config.socketIndex]=socket,updateSocketForLocalStreams(socket),socket.__push||(socket.__push=socket.send,socket.send=function(message){message.userid=message.userid||connection.userid,message.extra=message.extra||connection.extra||{},socket.__push(message)})}};socketConfig.callback=function(_socket){socket=_socket,socketConfig.onopen()};var socket=connection.openSignalingChannel(socketConfig);socket&&socketConfig.onopen(socket);var peer,isofferer=_config.isofferer,peerConfig={onopen:onChannelOpened,onicecandidate:function(candidate){if(!connection.candidates)throw"ICE candidates are mandatory.";if(!connection.iceProtocols)throw"At least one must be true; UDP or TCP.";var iceCandidates=connection.candidates,stun=iceCandidates.stun,turn=iceCandidates.turn;if(isNull(iceCandidates.reflexive)||(stun=iceCandidates.reflexive),isNull(iceCandidates.relay)||(turn=iceCandidates.relay),(iceCandidates.host||!candidate.candidate.match(/a=candidate.*typ host/g))&&!(!turn&&candidate.candidate.match(/a=candidate.*typ relay/g)||!stun&&candidate.candidate.match(/a=candidate.*typ srflx/g))){var protocol=connection.iceProtocols;(protocol.udp||!candidate.candidate.match(/a=candidate.* udp/g))&&(protocol.tcp||!candidate.candidate.match(/a=candidate.* tcp/g))&&(window.selfNPObject||(window.selfNPObject=candidate),socket&&socket.send({candidate:JSON.stringify({candidate:candidate.candidate,sdpMid:candidate.sdpMid,sdpMLineIndex:candidate.sdpMLineIndex})}))}},onmessage:function(data){if(data){var abToStr=ab2str(data);if(-1!=abToStr.indexOf('"userid":'))abToStr=JSON.parse(abToStr),onDataChannelMessage(abToStr);else if(data instanceof ArrayBuffer||data instanceof DataView){if(!connection.enableFileSharing)throw'It seems that receiving data is either "Blob" or "File" but file sharing is disabled.';if(!rtcMultiSession.fileBufferReader){var that=this;return void initFileBufferReader(connection,function(fbr){rtcMultiSession.fileBufferReader=fbr,that.onmessage(data)})}var fileBufferReader=rtcMultiSession.fileBufferReader;return void fileBufferReader.convertToObject(data,function(chunk){return chunk.maxChunks||chunk.readyForNextChunk?chunk.readyForNextChunk?void fileBufferReader.getNextChunk(chunk.uuid,function(nextChunk,isLastChunk,extra){rtcMultiSession.send(nextChunk)}):void fileBufferReader.addChunk(chunk,function(promptNextChunk){rtcMultiSession.send(promptNextChunk)}):void connection.onmessage({data:chunk,userid:_config.userid,extra:_config.extra})})}}},onaddstream:function(stream,session){function eventListener(){setTimeout(function(){mediaElement.muted=!1,afterRemoteStreamStartedFlowing({mediaElement:mediaElement,session:session,stream:stream,preMuted:preMuted})},3e3),mediaElement.removeEventListener("play",eventListener)}if(session=session||_config.renegotiate||connection.session,!isData(session)){session.screen&&(session.audio||session.video)&&(_config.gotAudioOrVideo?(session.audio=!1,session.video=!1):(_config.gotAudioOrVideo=!0,session.screen=!1));var preMuted={};if(_config.streaminfo){var streaminfo=_config.streaminfo.split("----"),strInfo=JSON.parse(streaminfo[streaminfo.length-1]);isIE||(stream.streamid=strInfo.streamid,stream.isScreen=!!strInfo.isScreen,stream.isVideo=!!strInfo.isVideo,stream.isAudio=!!strInfo.isAudio,preMuted=strInfo.preMuted),streaminfo.pop(),_config.streaminfo=streaminfo.join("----")}var mediaElement=createMediaElement(stream,merge({remote:!0},session));return connection.setDefaultEventsForMediaElement&&connection.setDefaultEventsForMediaElement(mediaElement,stream.streamid),isPluginRTC||stream.getVideoTracks().length?void waitUntilRemoteStreamStartsFlowing({mediaElement:mediaElement,session:session,stream:stream,preMuted:preMuted}):mediaElement.addEventListener("play",eventListener,!1)}},onremovestream:function(stream){stream&&stream.streamid?(stream=connection.streams[stream.streamid],stream&&(log("on:stream:ended via on:remove:stream",stream),onStreamEndedHandler(stream,connection))):log("on:remove:stream",stream)},onclose:function(e){e.extra=_config.extra,e.userid=_config.userid,connection.onclose(e),connection.channels[e.userid]&&delete connection.channels[e.userid]},onerror:function(e){e.extra=_config.extra,e.userid=_config.userid,connection.onerror(e)},oniceconnectionstatechange:function(event){log("oniceconnectionstatechange",toStr(event)),peer.connection&&"connected"==peer.connection.iceConnectionState&&"complete"==peer.connection.iceGatheringState&&"stable"==peer.connection.signalingState&&1==connection.numberOfConnectedUsers&&connection.onconnected({userid:_config.userid,extra:_config.extra,peer:connection.peers[_config.userid],targetuser:_config.userinfo}),!connection.isInitiator&&peer.connection&&"connected"==peer.connection.iceConnectionState&&"complete"==peer.connection.iceGatheringState&&"stable"==peer.connection.signalingState&&1==connection.numberOfConnectedUsers&&connection.onstatechange({userid:_config.userid,extra:_config.extra,name:"connected-with-initiator",reason:"ICE connection state seems connected; gathering state is completed; and signaling state is stable."}),connection.peers[_config.userid]&&connection.peers[_config.userid].oniceconnectionstatechange&&connection.peers[_config.userid].oniceconnectionstatechange(event),connection.peers[_config.userid]&&"failed"==connection.peers[_config.userid].peer.connection.iceConnectionState&&connection.onfailed({userid:_config.userid,extra:_config.extra,peer:connection.peers[_config.userid],targetuser:_config.userinfo}),connection.peers[_config.userid]&&"disconnected"==connection.peers[_config.userid].peer.connection.iceConnectionState&&(!peer.connection.renegotiate&&connection.ondisconnected({userid:_config.userid,extra:_config.extra,peer:connection.peers[_config.userid],targetuser:_config.userinfo}),peer.connection.renegotiate=!1),connection.autoReDialOnFailure&&connection.peers[_config.userid]&&("disconnected"!=connection.peers[_config.userid].peer.connection.iceConnectionState&&(_config.redialing=!1),"disconnected"!=connection.peers[_config.userid].peer.connection.iceConnectionState||_config.redialing||(_config.redialing=!0,warn("Peer connection is closed.",toStr(connection.peers[_config.userid].peer.connection),"ReDialing.."),connection.peers[_config.userid].socket.send({redial:!0}),connection.streams.remove({remote:!0,userid:_config.userid})))},onsignalingstatechange:function(event){log("onsignalingstatechange",toStr(event))},attachStreams:connection.dontAttachStream?[]:connection.attachStreams,iceServers:connection.iceServers,rtcConfiguration:connection.rtcConfiguration,bandwidth:connection.bandwidth,sdpConstraints:connection.sdpConstraints,optionalArgument:connection.optionalArgument,disableDtlsSrtp:connection.disableDtlsSrtp,dataChannelDict:connection.dataChannelDict,preferSCTP:connection.preferSCTP,onSessionDescription:function(sessionDescription,streaminfo){sendsdp({sdp:sessionDescription,socket:socket,streaminfo:streaminfo})},trickleIce:connection.trickleIce,processSdp:connection.processSdp,sendStreamId:function(stream){socket&&socket.send({streamid:stream.streamid,isScreen:!!stream.isScreen,isAudio:!!stream.isAudio,isVideo:!!stream.isVideo})},rtcMultiConnection:connection};connection.playRoleOfInitiator=function(){connection.dontCaptureUserMedia=!0,connection.open(),sockets=swap(sockets),connection.dontCaptureUserMedia=!1},connection.askToShareParticipants=function(){defaultSocket&&defaultSocket.send({askToShareParticipants:!0})},connection.shareParticipants=function(args){var message={joinUsers:participants,userid:connection.userid,extra:connection.extra};args&&(args.dontShareWith&&(message.dontShareWith=args.dontShareWith),args.shareWith&&(message.shareWith=args.shareWith)),defaultSocket.send(message)}}function detachMediaStream(labels,peer){if(labels)for(var i=0;i1&&isString(arguments[0])&&(e={},arguments[0]&&(e.userid=arguments[0]),arguments[1]&&(e.extra=arguments[1]),arguments[2]&&(e.channel=arguments[2])),connection.captureUserMedia(function(){_accept(e)})};var isRMSDeleted=!1;this.disconnect=function(){if(this.isOwnerLeaving=!0,!connection.keepStreamsOpened){for(var streamid in connection.localStreams)connection.localStreams[streamid].stop();connection.localStreams={},currentUserMediaRequest={streams:[],mutex:!1,queueRequests:[]}}connection.isInitiator&&defaultSocket.send({isDisconnectSockets:!0}),connection.refresh(),rtcMultiSession.defaultSocket=defaultSocket=null,isRMSDeleted=!0,connection.ondisconnected({userid:connection.userid,extra:connection.extra,peer:connection.peers[connection.userid],isSocketsDisconnected:!0}),connection.close(),window.removeEventListener("beforeunload",rtcMultiSession.leaveHandler),window.removeEventListener("keyup",rtcMultiSession.leaveHandler),delete this,log("Disconnected your sockets, peers, streams and everything except RTCMultiConnection object.")}}function convertToAudioStream(mediaStream){if(!mediaStream)throw"MediaStream is mandatory.";if(mediaStream.getVideoTracks&&!mediaStream.getVideoTracks().length)return mediaStream;var context=new AudioContext,mediaStreamSource=context.createMediaStreamSource(mediaStream),destination=context.createMediaStreamDestination();return mediaStreamSource.connect(destination),webAudioMediaStreamSources.push(mediaStreamSource),destination.stream}function getRandomString(){if(window.crypto&&crypto.getRandomValues&&-1==navigator.userAgent.indexOf("Safari")){for(var a=window.crypto.getRandomValues(new Uint32Array(3)),token="",i=0,l=a.length;l>i;i++)token+=a[i].toString(36);return token}return(Math.random()*(new Date).getTime()).toString(36).replace(/\./g,"")}function isData(session){return!session.audio&&!session.video&&!session.screen&&session.data}function isNull(obj){return"undefined"==typeof obj}function isString(obj){return"string"==typeof obj}function isEmpty(session){var length=0;for(var s in session)length++;return 0==length}function ab2str(buf){var result="";try{result=String.fromCharCode.apply(null,new Uint16Array(buf))}catch(e){}return result}function str2ab(str){isString(str)||(str=JSON.stringify(str));for(var buf=new ArrayBuffer(2*str.length),bufView=new Uint16Array(buf),i=0,strLen=str.length;strLen>i;i++)bufView[i]=str.charCodeAt(i);return buf}function swap(arr){for(var swapped=[],length=arr.length,i=0;length>i;i++)arr[i]&&arr[i]!==!0&&swapped.push(arr[i]);return swapped}function forEach(obj,callback){for(var item in obj)callback(obj[item],item)}function log(){console.log(arguments)}function error(){console.error(arguments)}function warn(){console.warn(arguments)}function toStr(obj){return JSON.stringify(obj,function(key,value){return value&&value.sdp?(log(value.sdp.type," ",value.sdp.sdp),""):value}," ")}function getLength(obj){var length=0;for(var o in obj)o&&length++;return length}function createMediaElement(stream,session){var mediaElement=document.createElement(stream.isAudio?"audio":"video");if(mediaElement.id=stream.streamid,isPluginRTC){var body=document.body||document.documentElement;return body.insertBefore(mediaElement,body.firstChild),setTimeout(function(){Plugin.attachMediaStream(mediaElement,stream)},1e3),Plugin.attachMediaStream(mediaElement,stream)}return mediaElement[isFirefox?"mozSrcObject":"src"]=isFirefox?stream:(window.URL||window.webkitURL).createObjectURL(stream),mediaElement.controls=!0,mediaElement.autoplay=!!session.remote,mediaElement.muted=session.remote?!1:!0,isFirefox&&mediaElement.addEventListener("ended",function(){stream.onended()},!1),mediaElement.play(),mediaElement}function onStreamEndedHandler(streamedObject,connection){(!streamedObject.mediaElement||streamedObject.mediaElement.parentNode)&&(onStreamEndedHandlerFiredFor[streamedObject.streamid]||(onStreamEndedHandlerFiredFor[streamedObject.streamid]=streamedObject,connection.onstreamended(streamedObject)))}function onLeaveHandler(event,connection){onLeaveHandlerFiredFor[event.userid]||(onLeaveHandlerFiredFor[event.userid]=event,connection.onleave(event))}function takeSnapshot(args){function _takeSnapshot(video){var canvas=document.createElement("canvas");canvas.width=video.videoWidth||video.clientWidth,canvas.height=video.videoHeight||video.clientHeight;var context=canvas.getContext("2d");context.drawImage(video,0,0,canvas.width,canvas.height),connection.snapshots[userid]=canvas.toDataURL("image/png"),args.callback&&args.callback(connection.snapshots[userid])}var userid=args.userid,connection=args.connection;if(args.mediaElement)return _takeSnapshot(args.mediaElement);for(var stream in connection.streams)stream=connection.streams[stream],stream.userid==userid&&stream.stream&&stream.stream.getVideoTracks&&stream.stream.getVideoTracks().length&&_takeSnapshot(stream.mediaElement)}function invokeMediaCaptured(connection){connection.onMediaCaptured&&(connection.onMediaCaptured(),delete connection.onMediaCaptured)}function merge(mergein,mergeto){if(mergein||(mergein={}),!mergeto)return mergein;for(var item in mergeto)mergein[item]=mergeto[item];return mergein}function loadScript(src,onload){var script=document.createElement("script");script.src=src,script.onload=function(){log("loaded resource:",src),onload&&onload()},document.documentElement.appendChild(script)}function capturePartOfScreen(args){var connection=args.connection,element=args.element;if(!window.html2canvas)return loadScript(connection.resources.html2canvas,function(){capturePartOfScreen(args)});if(isString(element)&&(element=document.querySelector(element),element||(element=document.getElementById(element))),!element)throw"HTML DOM Element is not accessible!";html2canvas(element,{onrendered:function(canvas){args.callback(canvas.toDataURL())}})}function initFileBufferReader(connection,callback){function _private(chunk){return chunk.userid=chunk.extra.userid,chunk}if(!window.FileBufferReader)return void loadScript(connection.resources.FileBufferReader,function(){initFileBufferReader(connection,callback)});var fileBufferReader=new FileBufferReader;fileBufferReader.onProgress=function(chunk){connection.onFileProgress(_private(chunk),chunk.uuid)},fileBufferReader.onBegin=function(file){connection.onFileStart(_private(file))},fileBufferReader.onEnd=function(file){connection.onFileEnd(_private(file))},callback(fileBufferReader)}function loadScreenFrame(skip){if(DetectRTC.screen.extensionid==ReservedExtensionID&&!loadedScreenFrame){if(!skip)return loadScreenFrame(!0);loadedScreenFrame=!0;var iframe=document.createElement("iframe");iframe.onload=function(){iframe.isLoaded=!0,log("Screen Capturing frame is loaded.")},iframe.src="https://www.webrtc-experiment.com/getSourceId/",iframe.style.display="none",(document.body||document.documentElement).appendChild(iframe),screenFrame={postMessage:function(){return iframe.isLoaded?void iframe.contentWindow.postMessage({captureSourceId:!0},"*"):void setTimeout(screenFrame.postMessage,100)}}}}function loadIceFrame(callback,skip){if(!loadedIceFrame){if(!skip)return loadIceFrame(callback,!0);loadedIceFrame=!0;var iframe=document.createElement("iframe");iframe.onload=function(){function iFrameLoaderCallback(event){event.data&&event.data.iceServers&&(callback(event.data.iceServers),window.removeEventListener("message",iFrameLoaderCallback))}iframe.isLoaded=!0,listenEventHandler("message",iFrameLoaderCallback),iframe.contentWindow.postMessage("get-ice-servers","*")},iframe.src="https://cdn.webrtc-experiment.com/getIceServers/",iframe.style.display="none",(document.body||document.documentElement).appendChild(iframe)}}function muteOrUnmute(e){var stream=e.stream,root=e.root,session=e.session||{},enabled=e.enabled;if(session.audio||session.video||(session=isString(session)?{audio:!0,video:!0}:merge(session,{audio:!0,video:!0})),session.type){if("remote"==session.type&&"remote"!=root.type)return;if("local"==session.type&&"local"!=root.type)return}if(log(enabled?"Muting":"UnMuting","session",toStr(session)),"local"==root.type&&session.audio&&stream.getAudioTracks){var audioTracks=stream.getAudioTracks()[0];audioTracks&&(audioTracks.enabled=!enabled)}if("local"==root.type&&(session.video||session.screen)&&stream.getVideoTracks){var videoTracks=stream.getVideoTracks()[0];videoTracks&&(videoTracks.enabled=!enabled)}if(root.sockets.forEach(function(socket){"local"==root.type&&socket.send({streamid:root.streamid,mute:!!enabled,unmute:!enabled,session:session}),"remote"==root.type&&socket.send({promptMuteUnmute:!0,streamid:root.streamid,mute:!!enabled,unmute:!enabled,session:session})}),"remote"!=root.type){var fakeObject=merge({},root);fakeObject.session=session,fakeObject.isAudio=!!fakeObject.session.audio&&!fakeObject.session.video,fakeObject.isVideo=!!fakeObject.session.video,fakeObject.isScreen=!!fakeObject.session.screen,enabled&&(stream.preMuted={audio:stream.getAudioTracks().length&&!stream.getAudioTracks()[0].enabled,video:stream.getVideoTracks().length&&!stream.getVideoTracks()[0].enabled},root.rtcMultiConnection.onmute(fakeObject)),enabled||(stream.preMuted={},root.rtcMultiConnection.onunmute(fakeObject))}}function initHark(args){if(!window.hark)return void loadScript(args.connection.resources.hark,function(){initHark(args)});var connection=args.connection,streamedObject=args.streamedObject,stream=args.stream,options={},speechEvents=hark(stream,options);speechEvents.on("speaking",function(){connection.onspeaking&&connection.onspeaking(streamedObject)}),speechEvents.on("stopped_speaking",function(){connection.onsilence&&connection.onsilence(streamedObject)}),speechEvents.on("volume_change",function(volume,threshold){connection.onvolumechange&&connection.onvolumechange(merge({volume:volume,threshold:threshold},streamedObject))})}function getUserMedia(options){function streaming(stream,returnBack,streamid){streamid||(streamid=getRandomString()),connection.localStreams[streamid]=stream;var video=options.video;video&&(video[isFirefox?"mozSrcObject":"src"]=isFirefox?stream:(window.URL||window.webkitURL).createObjectURL(stream),video.play()),options.onsuccess(stream,returnBack,idInstance,streamid),currentUserMediaRequest.streams[idInstance]={stream:stream,streamid:streamid},currentUserMediaRequest.mutex=!1,currentUserMediaRequest.queueRequests.length&&getUserMedia(currentUserMediaRequest.queueRequests.shift())}if(isPluginRTC)return Plugin.getUserMedia?Plugin.getUserMedia(options.constraints||{audio:!0,video:!0},options.onsuccess,options.onerror):void setTimeout(function(){getUserMedia(options)},1e3);if(currentUserMediaRequest.mutex===!0)return void currentUserMediaRequest.queueRequests.push(options);currentUserMediaRequest.mutex=!0;var connection=options.connection,mediaConstraints=options.mediaConstraints||{},videoConstraints="boolean"==typeof mediaConstraints.video?mediaConstraints.video:mediaConstraints.video||mediaConstraints,audioConstraints="boolean"==typeof mediaConstraints.audio?mediaConstraints.audio:mediaConstraints.audio||defaultConstraints,n=navigator,hints=options.constraints||{audio:defaultConstraints,video:defaultConstraints};hints.video&&hints.video.mozMediaSource&&(videoConstraints={}),1==hints.video&&(hints.video=defaultConstraints),1==hints.audio&&(hints.audio=defaultConstraints),"boolean"==typeof audioConstraints&&hints.audio&&(hints.audio=audioConstraints),"boolean"==typeof videoConstraints&&hints.video&&(hints.video=videoConstraints);var audioMandatoryConstraints=audioConstraints.mandatory;isEmpty(audioMandatoryConstraints)||(hints.audio.mandatory=merge(hints.audio.mandatory,audioMandatoryConstraints));var videoMandatoryConstraints=videoConstraints.mandatory;if(videoMandatoryConstraints){var mandatory={};if(videoMandatoryConstraints.minWidth&&(mandatory.minWidth=videoMandatoryConstraints.minWidth),videoMandatoryConstraints.minHeight&&(mandatory.minHeight=videoMandatoryConstraints.minHeight),videoMandatoryConstraints.maxWidth&&(mandatory.maxWidth=videoMandatoryConstraints.maxWidth),videoMandatoryConstraints.maxHeight&&(mandatory.maxHeight=videoMandatoryConstraints.maxHeight),videoMandatoryConstraints.minAspectRatio&&(mandatory.minAspectRatio=videoMandatoryConstraints.minAspectRatio),videoMandatoryConstraints.maxFrameRate&&(mandatory.maxFrameRate=videoMandatoryConstraints.maxFrameRate),videoMandatoryConstraints.minFrameRate&&(mandatory.minFrameRate=videoMandatoryConstraints.minFrameRate),mandatory.minWidth&&mandatory.minHeight){var allowed=["1920:1080","1280:720","960:720","640:360","640:480","320:240","320:180"];(-1==allowed.indexOf(mandatory.minWidth+":"+mandatory.minHeight)||-1==allowed.indexOf(mandatory.maxWidth+":"+mandatory.maxHeight))&&error('The min/max width/height constraints you passed "seems" NOT supported.',toStr(mandatory)),(mandatory.minWidth>mandatory.maxWidth||mandatory.minHeight>mandatory.maxHeight)&&error("Minimum value must not exceed maximum value.",toStr(mandatory)),mandatory.minWidth>=1280&&mandatory.minHeight>=720&&warn("Enjoy HD video! min/"+mandatory.minWidth+":"+mandatory.minHeight+", max/"+mandatory.maxWidth+":"+mandatory.maxHeight)}hints.video.mandatory=merge(hints.video.mandatory,mandatory)}videoMandatoryConstraints&&(hints.video.mandatory=merge(hints.video.mandatory,videoMandatoryConstraints)),videoConstraints.optional&&videoConstraints.optional instanceof Array&&videoConstraints.optional.length&&(hints.video.optional=hints.video.optional?hints.video.optional.concat(videoConstraints.optional):videoConstraints.optional),audioConstraints.optional&&audioConstraints.optional instanceof Array&&audioConstraints.optional.length&&(hints.audio.optional=hints.audio.optional?hints.audio.optional.concat(audioConstraints.optional):audioConstraints.optional),hints.video.mandatory&&!isEmpty(hints.video.mandatory)&&connection._mediaSources.video&&(hints.video.optional.forEach(function(video,index){video.sourceId==connection._mediaSources.video&&delete hints.video.optional[index]}),hints.video.optional=swap(hints.video.optional),hints.video.optional.push({sourceId:connection._mediaSources.video})),hints.audio.mandatory&&!isEmpty(hints.audio.mandatory)&&connection._mediaSources.audio&&(hints.audio.optional.forEach(function(audio,index){audio.sourceId==connection._mediaSources.audio&&delete hints.audio.optional[index]}),hints.audio.optional=swap(hints.audio.optional),hints.audio.optional.push({sourceId:connection._mediaSources.audio})),hints.video&&!hints.video.mozMediaSource&&hints.video.optional&&hints.video.mandatory&&!hints.video.optional.length&&isEmpty(hints.video.mandatory)&&(hints.video=!0),isMobileDevice&&(hints={audio:!!hints.audio,video:!!hints.video}),log("invoked getUserMedia with constraints:",toStr(hints));var idInstance=JSON.stringify(hints);currentUserMediaRequest.streams[idInstance]?streaming(currentUserMediaRequest.streams[idInstance].stream,!0,currentUserMediaRequest.streams[idInstance].streamid):(n.getMedia=n.webkitGetUserMedia||n.mozGetUserMedia,n.getMedia(hints,streaming,function(error){options.onerror(error,hints)}))}function setSdpConstraints(config){var sdpConstraints,sdpConstraints_mandatory={OfferToReceiveAudio:!!config.OfferToReceiveAudio,OfferToReceiveVideo:!!config.OfferToReceiveVideo};return sdpConstraints={mandatory:sdpConstraints_mandatory,optional:[{VoiceActivityDetection:!1}]},navigator.mozGetUserMedia&&firefoxVersion>34&&(sdpConstraints={OfferToReceiveAudio:!!config.OfferToReceiveAudio,OfferToReceiveVideo:!!config.OfferToReceiveVideo}),sdpConstraints}function PeerConnection(){return{create:function(type,options){merge(this,options);var self=this;return this.type=type,this.init(),this.attachMediaStreams(),isFirefox&&this.session.data?(this.session.data&&"offer"==type&&this.createDataChannel(),this.getLocalDescription(type),this.session.data&&"answer"==type&&this.createDataChannel()):self.getLocalDescription(type),this},getLocalDescription:function(createType){function createDescription(){self.connection["offer"==createType?"createOffer":"createAnswer"](function(sessionDescription){sessionDescription.sdp=self.serializeSdp(sessionDescription.sdp,createType),self.connection.setLocalDescription(sessionDescription),self.trickleIce&&self.onSessionDescription(sessionDescription,self.streaminfo),"offer"==sessionDescription.type&&log("offer sdp",sessionDescription.sdp),self.prevCreateType=createType},self.onSdpError,self.constraints)}log("(getLocalDescription) peer createType is",createType),this.session.inactive&&isNull(this.rtcMultiConnection.waitUntilRemoteStreamStartsFlowing)&&(this.rtcMultiConnection.waitUntilRemoteStreamStartsFlowing=!1);var self=this;"answer"==createType?this.setRemoteDescription(this.offerDescription,createDescription):createDescription()},serializeSdp:function(sdp,createType){if(sdp=this.processSdp(sdp),isFirefox)return sdp;if(this.session.inactive&&!this.holdMLine&&(this.hold=!0,(this.session.screen||this.session.video)&&this.session.audio?this.holdMLine="both":this.session.screen||this.session.video?this.holdMLine="video":this.session.audio&&(this.holdMLine="audio")),sdp=this.setBandwidth(sdp),"both"==this.holdMLine){if(this.hold)this.prevSDP=sdp,sdp=sdp.replace(/a=sendonly|a=recvonly|a=sendrecv/g,"a=inactive");else if(this.prevSDP&&!this.session.inactive&&(sdp=this.prevSDP,35>=chromeVersion))return sdp}else if("audio"==this.holdMLine||"video"==this.holdMLine){sdp=sdp.split("m=");var audio="",video="";sdp[1]&&0==sdp[1].indexOf("audio")&&(audio="m="+sdp[1]),sdp[2]&&0==sdp[2].indexOf("audio")&&(audio="m="+sdp[2]),sdp[1]&&0==sdp[1].indexOf("video")&&(video="m="+sdp[1]),sdp[2]&&0==sdp[2].indexOf("video")&&(video="m="+sdp[2]),"audio"==this.holdMLine&&(this.hold?(this.prevSDP=sdp[0]+audio+video,sdp=sdp[0]+audio.replace(/a=sendonly|a=recvonly|a=sendrecv/g,"a=inactive")+video):this.prevSDP&&(sdp=this.prevSDP)),"video"==this.holdMLine&&(this.hold?(this.prevSDP=sdp[0]+audio+video,sdp=sdp[0]+audio+video.replace(/a=sendonly|a=recvonly|a=sendrecv/g,"a=inactive")):this.prevSDP&&(sdp=this.prevSDP))}return!this.hold&&this.session.inactive&&(sdp="offer"==createType?sdp.replace(/a=setup:passive|a=setup:active|a=setup:holdconn/g,"a=setup:actpass"):sdp.replace(/a=setup:actpass|a=setup:passive|a=setup:holdconn/g,"a=setup:active"),sdp=sdp.replace(/a=inactive/g,"a=sendrecv")),sdp},init:function(){function returnSDP(){return self.returnedSDP?void(self.returnedSDP=!1):(self.returnedSDP=!0,void self.onSessionDescription(self.connection.localDescription,self.streaminfo))}this.setConstraints(),this.connection=new RTCPeerConnection(this.iceServers,this.optionalArgument),this.session.data&&(log("invoked: createDataChannel"),this.createDataChannel()),this.connection.onicecandidate=function(event){return event.candidate?void(self.trickleIce&&self.onicecandidate(event.candidate)):void(self.trickleIce||returnSDP())},this.connection.onaddstream=function(e){log("onaddstream",isPluginRTC?e.stream:toStr(e.stream)),self.onaddstream(e.stream,self.session)},this.connection.onremovestream=function(e){self.onremovestream(e.stream)},this.connection.onsignalingstatechange=function(){self.connection&&self.oniceconnectionstatechange({iceConnectionState:self.connection.iceConnectionState,iceGatheringState:self.connection.iceGatheringState,signalingState:self.connection.signalingState})},this.connection.oniceconnectionstatechange=function(){self.connection&&(self.oniceconnectionstatechange({iceConnectionState:self.connection.iceConnectionState,iceGatheringState:self.connection.iceGatheringState,signalingState:self.connection.signalingState}),self.trickleIce||"complete"==self.connection.iceGatheringState&&(log("iceGatheringState",self.connection.iceGatheringState),returnSDP()))};var self=this},setBandwidth:function(sdp){if(isMobileDevice||isFirefox||!this.bandwidth)return sdp;var bandwidth=this.bandwidth;return this.session.screen&&(bandwidth.screen?bandwidth.screen<300&&warn("It seems that you are using wrong bandwidth value for screen. Screen sharing is expected to fail."):warn("It seems that you are not using bandwidth for screen. Screen sharing is expected to fail.")),bandwidth.screen&&this.session.screen&&(sdp=sdp.replace(/b=AS([^\r\n]+\r\n)/g,""),sdp=sdp.replace(/a=mid:video\r\n/g,"a=mid:video\r\nb=AS:"+bandwidth.screen+"\r\n")),(bandwidth.audio||bandwidth.video||bandwidth.data)&&(sdp=sdp.replace(/b=AS([^\r\n]+\r\n)/g,"")),bandwidth.audio&&(sdp=sdp.replace(/a=mid:audio\r\n/g,"a=mid:audio\r\nb=AS:"+bandwidth.audio+"\r\n")),bandwidth.video&&(sdp=sdp.replace(/a=mid:video\r\n/g,"a=mid:video\r\nb=AS:"+(this.session.screen?bandwidth.screen:bandwidth.video)+"\r\n")),bandwidth.data&&!this.preferSCTP&&(sdp=sdp.replace(/a=mid:data\r\n/g,"a=mid:data\r\nb=AS:"+bandwidth.data+"\r\n")),sdp},setConstraints:function(){var sdpConstraints=setSdpConstraints({OfferToReceiveAudio:!!this.session.audio,OfferToReceiveVideo:!!this.session.video||!!this.session.screen});if(this.sdpConstraints.mandatory&&(sdpConstraints=setSdpConstraints(this.sdpConstraints.mandatory)),this.constraints=sdpConstraints,this.constraints&&log("sdp-constraints",toStr(this.constraints)),this.optionalArgument={optional:this.optionalArgument.optional||[],mandatory:this.optionalArgument.mandatory||{}},this.preferSCTP||this.optionalArgument.optional.push({RtpDataChannels:!0}),log("optional-argument",toStr(this.optionalArgument)),isNull(this.iceServers))this.iceServers=null;else{var iceCandidates=this.rtcMultiConnection.candidates,stun=iceCandidates.stun,turn=iceCandidates.turn,host=iceCandidates.host;isNull(iceCandidates.reflexive)||(stun=iceCandidates.reflexive),isNull(iceCandidates.relay)||(turn=iceCandidates.relay),host||stun||!turn?host||stun||turn||(this.rtcConfiguration.iceTransports="none"):this.rtcConfiguration.iceTransports="relay",this.iceServers={iceServers:this.iceServers,iceTransports:this.rtcConfiguration.iceTransports}}log("rtc-configuration",toStr(this.iceServers))},onSdpError:function(e){var message=toStr(e);message&&-1!=message.indexOf("RTP/SAVPF Expects at least 4 fields")&&(message="It seems that you are trying to interop RTP-datachannels with SCTP. It is not supported!"),error("onSdpError:",message)},onSdpSuccess:function(){log("sdp success")},onMediaError:function(err){error(toStr(err))},setRemoteDescription:function(sessionDescription,onSdpSuccess){if(!sessionDescription)throw"Remote session description should NOT be NULL.";if(this.connection){log("setting remote description",sessionDescription.type,sessionDescription.sdp);var self=this;this.connection.setRemoteDescription(new RTCSessionDescription(sessionDescription),onSdpSuccess||this.onSdpSuccess,function(error){
--1==error.search(/STATE_SENTINITIATE|STATE_INPROGRESS/gi)&&self.onSdpError(error)})}},addIceCandidate:function(candidate){function onAddIceCandidate(iceCandidate){self.connection.addIceCandidate(iceCandidate,function(){log("added:",candidate.sdpMid,candidate.candidate)},function(){error("onIceFailure",arguments,candidate.candidate)})}var self=this;isPluginRTC?RTCIceCandidate(candidate,function(iceCandidate){onAddIceCandidate(iceCandidate)}):onAddIceCandidate(new RTCIceCandidate(candidate))},createDataChannel:function(channelIdentifier){if(!this.channels||!this.channels.length){var self=this;this.channels||(this.channels=[]);var dataChannelDict={};this.dataChannelDict&&(dataChannelDict=this.dataChannelDict),isChrome&&!this.preferSCTP&&(dataChannelDict.reliable=!1),log("dataChannelDict",toStr(dataChannelDict)),("answer"==this.type||isFirefox)&&(this.connection.ondatachannel=function(event){self.setChannelEvents(event.channel)}),(isChrome&&"offer"==this.type||isFirefox)&&this.setChannelEvents(this.connection.createDataChannel(channelIdentifier||"channel",dataChannelDict))}},setChannelEvents:function(channel){var self=this;channel.binaryType="arraybuffer",this.dataChannelDict.binaryType&&(channel.binaryType=this.dataChannelDict.binaryType),channel.onmessage=function(event){self.onmessage(event.data)};var numberOfTimes=0;channel.onopen=function(){channel.push=channel.send,channel.send=function(data){if("disconnected"!=self.connection.iceConnectionState&&-1==channel.readyState.search(/closing|closed/g)&&-1!=channel.readyState.search(/connecting|open/g)){if("connecting"==channel.readyState)return numberOfTimes++,setTimeout(function(){if(!(20>numberOfTimes))throw"Number of times exceeded to wait for WebRTC data connection to be opened.";channel.send(data)},1e3);try{channel.push(data)}catch(e){if(numberOfTimes++,warn("Data transmission failed. Re-transmitting..",numberOfTimes,toStr(e)),numberOfTimes>=20)throw"Number of times exceeded to resend data packets over WebRTC data channels.";setTimeout(function(){channel.send(data)},100)}}},self.onopen(channel)},channel.onerror=function(event){self.onerror(event)},channel.onclose=function(event){self.onclose(event)},this.channels.push(channel)},addStream:function(stream){stream.streamid||isIE||(stream.streamid=getRandomString()),log("attaching stream:",stream.streamid,isPluginRTC?stream:toStr(stream)),this.connection.addStream(stream),this.sendStreamId(stream),this.getStreamInfo()},attachMediaStreams:function(){for(var streams=this.attachStreams,i=0;i=32?!0:!1,connection.chunkInterval=isFirefox||chromeVersion>=32?100:500,connection.chunkSize=isFirefox||chromeVersion>=32?13e3:1e3,connection.fakeDataChannels=!1,connection.waitUntilRemoteStreamStartsFlowing=null,connection.leaveOnPageUnload=!0,connection.getExternalIceServers=isChrome,connection.UA={isFirefox:isFirefox,isChrome:isChrome,isMobileDevice:isMobileDevice,version:isChrome?chromeVersion:firefoxVersion,isNodeWebkit:isNodeWebkit,isSafari:isSafari,isIE:isIE,isOpera:isOpera},connection.fileQueue={},connection.renegotiatedSessions={},connection.channels={},connection.extra={},connection.bandwidth={screen:300},connection.caniuse={RTCPeerConnection:DetectRTC.isWebRTCSupported,getUserMedia:!!navigator.webkitGetUserMedia||!!navigator.mozGetUserMedia,AudioContext:DetectRTC.isAudioContextSupported,ScreenSharing:DetectRTC.isScreenCapturingSupported,RtpDataChannels:DetectRTC.isRtpDataChannelsSupported,SctpDataChannels:DetectRTC.isSctpDataChannelsSupported},connection.snapshots={},connection._mediaSources={},connection.devices={},connection.language="en",connection.autoTranslateText=!1,connection.googKey="AIzaSyCgB5hmFY74WYB-EoWkhr9cAGr6TiTHrEE",connection.localStreamids=[],connection.localStreams={},connection.preRecordedMedias={},connection.attachStreams=[],connection.detachStreams=[],connection.optionalArgument={optional:[{DtlsSrtpKeyAgreement:!0},{googImprovedWifiBwe:!0},{googScreencastMinBitrate:300}],mandatory:{}},connection.dataChannelDict={},connection.dontAttachStream=!1,connection.dontCaptureUserMedia=!1,connection.preventSSLAutoAllowed=!1,connection.autoReDialOnFailure=!0,connection.isInitiator=!1,connection.DetectRTC=DetectRTC,connection.trickleIce=!0,connection.sessionDescriptions={},connection.sessionDescription=null,connection.resources={RecordRTC:"https://cdn.webrtc-experiment.com/RecordRTC.js",PreRecordedMediaStreamer:"https://cdn.webrtc-experiment.com/PreRecordedMediaStreamer.js",customGetUserMediaBar:"https://cdn.webrtc-experiment.com/navigator.customGetUserMediaBar.js",html2canvas:"https://cdn.webrtc-experiment.com/screenshot.js",hark:"https://cdn.webrtc-experiment.com/hark.js",firebase:"https://cdn.webrtc-experiment.com/firebase.js",firebaseio:"https://webrtc-experiment.firebaseIO.com/",muted:"https://cdn.webrtc-experiment.com/images/muted.png",getConnectionStats:"https://cdn.webrtc-experiment.com/getConnectionStats.js",FileBufferReader:"https://cdn.webrtc-experiment.com/FileBufferReader.js"},connection.body=document.body||document.documentElement,connection.peers={},connection.firebase="chat",connection.numberOfSessions=0,connection.numberOfConnectedUsers=0,connection.enableFileSharing=!0,connection.autoSaveToDisk=!1,connection.processSdp=function(sdp){return sdp},connection.onmessage=function(e){log("onmessage",toStr(e))},connection.onopen=function(e){log("Data connection is opened between you and",e.userid)},connection.onerror=function(e){error(onerror,toStr(e))},connection.onclose=function(e){warn("onclose",toStr(e)),connection.streams.remove({userid:e.userid})};var progressHelper={};connection.onFileStart=function(file){var div=document.createElement("div");div.title=file.name,div.innerHTML=" ",connection.body.insertBefore(div,connection.body.firstChild),progressHelper[file.uuid]={div:div,progress:div.querySelector("progress"),label:div.querySelector("label")},progressHelper[file.uuid].progress.max=file.maxChunks},connection.onFileProgress=function(chunk){var helper=progressHelper[chunk.uuid];helper&&(helper.progress.value=chunk.currentPosition||chunk.maxChunks||helper.progress.max,updateLabel(helper.progress,helper.label))},connection.onFileEnd=function(file){progressHelper[file.uuid]&&(progressHelper[file.uuid].div.innerHTML=''+file.name+""),(connection.onFileSent||connection.onFileReceived)&&(connection.onFileSent&&connection.onFileSent(file,file.uuid),connection.onFileReceived&&connection.onFileReceived(file.name,file))},connection.onstream=function(e){connection.body.insertBefore(e.mediaElement,connection.body.firstChild)},connection.onstreamended=function(e){if(log("onStreamEndedHandler:",e),!e.mediaElement)return warn("Event.mediaElement is undefined",e);if(!e.mediaElement.parentNode){if(e.mediaElement=document.getElementById(e.streamid),!e.mediaElement)return warn("Event.mediaElement is undefined",e);if(!e.mediaElement.parentNode)return warn("Event.mediElement.parentNode is null.",e)}e.mediaElement.parentNode.removeChild(e.mediaElement)},connection.onSessionClosed=function(session){session.isEjected?warn(session.userid,"ejected you."):warn("Session has been closed.",session)},connection.onmute=function(e){e.isVideo&&e.mediaElement&&(e.mediaElement.pause(),e.mediaElement.setAttribute("poster",e.snapshot||connection.resources.muted)),e.isAudio&&e.mediaElement&&(e.mediaElement.muted=!0)},connection.onunmute=function(e){e.isVideo&&e.mediaElement&&(e.mediaElement.play(),e.mediaElement.removeAttribute("poster")),e.isAudio&&e.mediaElement&&(e.mediaElement.muted=!1)},connection.onleave=function(e){log("onleave",toStr(e))},connection.token=getRandomString,connection.peers[connection.userid]={drop:function(){connection.drop()},renegotiate:function(){},addStream:function(){},hold:function(){},unhold:function(){},changeBandwidth:function(){},sharePartOfScreen:function(){}},connection._skip=["stop","mute","unmute","_private","_selectStreams","selectFirst","selectAll","remove"],connection.streams={mute:function(session){this._private(session,!0)},unmute:function(session){this._private(session,!1)},_private:function(session,enabled){function _muteOrUnMute(stream,session,isMute){session.local&&"local"!=stream.type||session.remote&&"remote"!=stream.type||!(session.isScreen&&!stream.isScreen||session.isAudio&&!stream.isAudio||session.isVideo&&!stream.isVideo||(isMute?!stream.mute(session):!stream.unmute(session)))}if(!session||isString(session))for(var stream in this)-1==connection._skip.indexOf(stream)&&this[stream]._private(session,enabled);else for(var stream in this)-1==connection._skip.indexOf(stream)&&_muteOrUnMute(this[stream],session,enabled)},stop:function(type){function _stopStream(_stream,config){config.userid&&_stream.userid!=config.userid||config.local&&"local"!=_stream.type||config.remote&&"remote"!=_stream.type||(config.screen&&_stream.isScreen&&_stream.stop(),config.audio&&_stream.isAudio&&_stream.stop(),config.video&&_stream.isVideo&&_stream.stop(),config.audio||config.video||config.screen||_stream.stop())}var _stream;for(var stream in this)if(-1==connection._skip.indexOf(stream))if(_stream=this[stream],type)if(isString(type)){var config={};config[type]=!0,_stopStream(_stream,config)}else _stopStream(_stream,type);else _stream.stop()},remove:function(type){function _stopAndRemoveStream(_stream,config){config.userid&&_stream.userid!=config.userid||config.local&&"local"!=_stream.type||config.remote&&"remote"!=_stream.type||(config.screen&&_stream.isScreen&&endStream(_stream),config.audio&&_stream.isAudio&&endStream(_stream),config.video&&_stream.isVideo&&endStream(_stream),config.audio||config.video||config.screen||endStream(_stream))}function endStream(_stream){onStreamEndedHandler(_stream,connection),delete connection.streams[_stream.streamid]}var _stream;for(var stream in this)if(-1==connection._skip.indexOf(stream))if(_stream=this[stream],type)if(isString(type)){var config={};config[type]=!0,_stopAndRemoveStream(_stream,config)}else _stopAndRemoveStream(_stream,type);else _stopAndRemoveStream(_stream,{local:!0,remote:!0})},selectFirst:function(args){return this._selectStreams(args,!1)},selectAll:function(args){return this._selectStreams(args,!0)},_selectStreams:function(args,all){if(!args||isString(args)||isEmpty(args))throw"Invalid arguments.";isNull(args.local)&&isNull(args.remote)&&isNull(args.userid)&&(args.local=args.remote=!0),args.isAudio||args.isVideo||args.isScreen||(args.isAudio=args.isVideo=args.isScreen=!0);var selectedStreams=[];for(var stream in this)-1==connection._skip.indexOf(stream)&&(stream=this[stream])&&(args.local&&"local"==stream.type||args.remote&&"remote"==stream.type||args.userid&&stream.userid==args.userid)&&(args.isVideo&&stream.isVideo&&selectedStreams.push(stream),args.isAudio&&stream.isAudio&&selectedStreams.push(stream),args.isScreen&&stream.isScreen&&selectedStreams.push(stream));return all?selectedStreams:selectedStreams[0]}};var iceServers=[];iceServers.push({url:"stun:stun.l.google.com:19302"}),iceServers.push({url:"stun:stun.anyfirewall.com:3478"}),iceServers.push({url:"turn:turn.bistri.com:80",credential:"homeo",username:"homeo"}),iceServers.push({url:"turn:turn.anyfirewall.com:443?transport=tcp",credential:"webrtc",username:"webrtc"}),connection.iceServers=iceServers,connection.rtcConfiguration={iceServers:null,iceTransports:"all",peerIdentity:!1},connection.media={min:function(width,height){connection.mediaConstraints.video&&(connection.mediaConstraints.video.mandatory||(connection.mediaConstraints.video.mandatory={}),connection.mediaConstraints.video.mandatory.minWidth=width,connection.mediaConstraints.video.mandatory.minHeight=height)},max:function(width,height){connection.mediaConstraints.video&&(connection.mediaConstraints.video.mandatory||(connection.mediaConstraints.video.mandatory={}),connection.mediaConstraints.video.mandatory.maxWidth=width,connection.mediaConstraints.video.mandatory.maxHeight=height)}},connection._getStream=function(event){function muteOrUnmuteLocally(session,isPause,mediaElement){if(mediaElement){var lastPauseState=mediaElement.onpause,lastPlayState=mediaElement.onplay;mediaElement.onpause=mediaElement.onplay=function(){},isPause?mediaElement.pause():mediaElement.play(),mediaElement.onpause=lastPauseState,mediaElement.onplay=lastPlayState}}var resultingObject=merge({sockets:event.socket?[event.socket]:[]},event);return resultingObject.stop=function(){var self=this;if(self.sockets.forEach(function(socket){"local"==self.type&&socket.send({streamid:self.streamid,stopped:!0}),"remote"==self.type&&socket.send({promptStreamStop:!0,streamid:self.streamid})}),"remote"!=self.type){var stream=self.stream;stream&&self.rtcMultiConnection.stopMediaStream(stream)}},resultingObject.mute=function(session){this.muted=!0,this._private(session,!0)},resultingObject.unmute=function(session){this.muted=!1,this._private(session,!1)},resultingObject._private=function(session,enabled){return session&&!isNull(session.sync)&&0==session.sync?void muteOrUnmuteLocally(session,enabled,this.mediaElement):void muteOrUnmute({root:this,session:session,enabled:enabled,stream:this.stream})},resultingObject.startRecording=function(session){var self=this;return session||(session={audio:!0,video:!0}),isString(session)&&(session={audio:"audio"==session,video:"video"==session}),window.RecordRTC?(log("started recording session",session),self.videoRecorder=self.audioRecorder=null,isFirefox?session.video?self.videoRecorder=RecordRTC(self.stream,{type:"video"}):session.audio&&(self.audioRecorder=RecordRTC(self.stream,{type:"audio"})):isChrome&&(session.video&&(self.videoRecorder=RecordRTC(self.stream,{type:"video"})),session.audio&&(self.audioRecorder=RecordRTC(self.stream,{type:"audio"}))),self.audioRecorder&&self.audioRecorder.startRecording(),void(self.videoRecorder&&self.videoRecorder.startRecording())):loadScript(self.rtcMultiConnection.resources.RecordRTC,function(){self.startRecording(session)})},resultingObject.stopRecording=function(callback,session){session||(session={audio:!0,video:!0}),isString(session)&&(session={audio:"audio"==session,video:"video"==session}),log("stopped recording session",session);var self=this;session.audio&&self.audioRecorder?self.audioRecorder.stopRecording(function(){session.video&&self.videoRecorder?self.videoRecorder.stopRecording(function(){callback({audio:self.audioRecorder.getBlob(),video:self.videoRecorder.getBlob()})}):callback({audio:self.audioRecorder.getBlob()})}):session.video&&self.videoRecorder&&self.videoRecorder.stopRecording(function(){callback({video:self.videoRecorder.getBlob()})})},resultingObject.takeSnapshot=function(callback){takeSnapshot({mediaElement:this.mediaElement,userid:this.userid,connection:connection,callback:callback})},resultingObject.streamObject=resultingObject,resultingObject},connection.set=function(properties){for(var property in properties)this[property]=properties[property];return this},connection.onMediaError=function(event){error("name",event.name),error("constraintName",toStr(event.constraintName)),error("message",event.message),error("original session",event.session)},connection.takeSnapshot=function(userid,callback){takeSnapshot({userid:userid,connection:connection,callback:callback})},connection.saveToDisk=function(blob,fileName){blob.size&&blob.type?FileSaver.SaveToDisk(URL.createObjectURL(blob),fileName||blob.name||blob.type.replace("/","-")+blob.type.split("/")[1]):FileSaver.SaveToDisk(blob,fileName)},connection.selectDevices=function(device1,device2){function select(device){device&&(connection._mediaSources[device.kind]=device.id)}device1&&select(this.devices[device1]),device2&&select(this.devices[device2])},connection.getDevices=function(callback){return DetectRTC.MediaDevices.length?(DetectRTC.MediaDevices.forEach(function(device){connection.devices[device.deviceId]=device}),void(callback&&callback(connection.devices))):setTimeout(function(){connection.getDevices(callback)},1e3)},connection.getMediaDevices=connection.enumerateDevices=function(callback){if(!callback)throw"callback is mandatory.";connection.getDevices(function(){callback(connection.DetectRTC.MediaDevices)})},connection.onCustomMessage=function(message){log("Custom message",message)},connection.ondrop=function(droppedBy){log("Media connection is dropped by "+droppedBy)},connection.drop=function(config){config=config||{},connection.attachStreams=[];for(var stream in connection.streams)-1==connection._skip.indexOf(stream)&&(stream=connection.streams[stream],"local"==stream.type?(connection.detachStreams.push(stream.streamid),onStreamEndedHandler(stream,connection)):onStreamEndedHandler(stream,connection));connection.sendCustomMessage({drop:!0,dontRenegotiate:isNull(config.renegotiate)?!0:config.renegotiate})},connection.Translator={TranslateText:function(text,callback){var newScript=document.createElement("script");newScript.type="text/javascript";var sourceText=encodeURIComponent(text),randomNumber="method"+connection.token();window[randomNumber]=function(response){response.data&&response.data.translations[0]&&callback&&callback(response.data.translations[0].translatedText),response.error&&"Daily Limit Exceeded"==response.error.message&&(warn('Text translation failed. Error message: "Daily Limit Exceeded."'),callback(text))};var source="https://www.googleapis.com/language/translate/v2?key="+connection.googKey+"&target="+(connection.language||"en-US")+"&callback=window."+randomNumber+"&q="+sourceText;newScript.src=source,document.getElementsByTagName("head")[0].appendChild(newScript)}},connection.setDefaultEventsForMediaElement=function(mediaElement,streamid){mediaElement.onpause=function(){connection.streams[streamid]&&!connection.streams[streamid].muted&&connection.streams[streamid].mute()},mediaElement.onplay=function(){connection.streams[streamid]&&connection.streams[streamid].muted&&connection.streams[streamid].unmute()};var volumeChangeEventFired=!1;mediaElement.onvolumechange=function(){volumeChangeEventFired||(volumeChangeEventFired=!0,connection.streams[streamid]&&setTimeout(function(){var root=connection.streams[streamid];connection.streams[streamid].sockets.forEach(function(socket){socket.send({streamid:root.streamid,isVolumeChanged:!0,volume:mediaElement.volume})}),volumeChangeEventFired=!1},2e3))}},connection.onMediaFile=function(e){log("onMediaFile",e),connection.body.appendChild(e.mediaElement)},connection.shareMediaFile=function(file,video,streamerid){return streamerid=streamerid||connection.token(),PreRecordedMediaStreamer?PreRecordedMediaStreamer.shareMediaFile({file:file,video:video,streamerid:streamerid,connection:connection}):(loadScript(connection.resources.PreRecordedMediaStreamer,function(){connection.shareMediaFile(file,video,streamerid)}),streamerid)},connection.onpartofscreen=function(e){var image=document.createElement("img");image.src=e.screenshot,connection.body.appendChild(image)},connection.skipLogs=function(){log=error=warn=function(){}},connection.hold=function(mLine){for(var peer in connection.peers)connection.peers[peer].hold(mLine)},connection.onhold=function(track){log("onhold",track),"audio"!=track.kind&&(track.mediaElement.pause(),track.mediaElement.setAttribute("poster",track.screenshot||connection.resources.muted)),"audio"==track.kind&&(track.mediaElement.muted=!0)},connection.unhold=function(mLine){for(var peer in connection.peers)connection.peers[peer].unhold(mLine)},connection.onunhold=function(track){log("onunhold",track),"audio"!=track.kind&&(track.mediaElement.play(),track.mediaElement.removeAttribute("poster")),"audio"!=track.kind&&(track.mediaElement.muted=!1)},connection.sharePartOfScreen=function(args){function partOfScreenCapturer(){(!connection.partOfScreen||connection.partOfScreen.sharing)&&capturePartOfScreen({element:args.element,connection:connection,callback:function(screenshot){if(screenshot!=lastScreenshot){lastScreenshot=screenshot;for(var channel in connection.channels)connection.channels[channel].send({screenshot:screenshot,isPartOfScreen:!0})}!args.once&&setTimeout(partOfScreenCapturer,args.interval||200)}})}var lastScreenshot="";partOfScreenCapturer(),connection.partOfScreen=merge({sharing:!0},args)},connection.pausePartOfScreenSharing=function(){for(var peer in connection.peers)connection.peers[peer].pausePartOfScreenSharing=!0;connection.partOfScreen&&(connection.partOfScreen.sharing=!1)},connection.resumePartOfScreenSharing=function(){for(var peer in connection.peers)connection.peers[peer].pausePartOfScreenSharing=!1;connection.partOfScreen&&(connection.partOfScreen.sharing=!0)},connection.stopPartOfScreenSharing=function(){for(var peer in connection.peers)connection.peers[peer].stopPartOfScreenSharing=!0;connection.partOfScreen&&(connection.partOfScreen.sharing=!1)},connection.takeScreenshot=function(element,callback){if(!element||!callback)throw"Invalid number of arguments.";if(!window.html2canvas)return loadScript(connection.resources.html2canvas,function(){connection.takeScreenshot(element)});if(isString(element)&&(element=document.querySelector(element),element||(element=document.getElementById(element))),!element)throw"HTML Element is inaccessible!";html2canvas(element,{onrendered:function(canvas){callback(canvas.toDataURL())}})},connection.onScreenCapturingExtensionAvailable=function(){log("It seems that screen capturing extension is installed and available on your system!")},!isPluginRTC&&DetectRTC.screen.onScreenCapturingExtensionAvailable&&(DetectRTC.screen.onScreenCapturingExtensionAvailable=function(){connection.onScreenCapturingExtensionAvailable()}),connection.changeBandwidth=function(bandwidth){for(var peer in connection.peers)connection.peers[peer].changeBandwidth(bandwidth)},connection.convertToAudioStream=function(mediaStream){convertToAudioStream(mediaStream)},connection.onstatechange=function(state){log("on:state:change ("+state.userid+"):",state.name+":",state.reason||"")},connection.onfailed=function(event){event.peer.numOfRetries||(event.peer.numOfRetries=0),event.peer.numOfRetries++,error("ICE connectivity check is failed. Renegotiating peer connection."),event.peer.numOfRetries<2&&event.peer.renegotiate(),event.peer.numOfRetries>=2&&(event.peer.numOfRetries=0)},connection.onconnected=function(event){log("Peer connection has been established between you and",event.userid)},connection.ondisconnected=function(event){error("Peer connection seems has been disconnected between you and",event.userid),isEmpty(connection.channels)||connection.channels[event.userid]&&(connection.channels[event.userid].send({checkingPresence:!0}),setTimeout(function(){return connection.peers[event.userid].connected?void delete connection.peers[event.userid].connected:(connection.streams.remove({remote:!0,userid:event.userid}),void connection.remove(event.userid))},3e3))},connection.onstreamid=function(event){log("got remote streamid",event.streamid,"from",event.userid)},connection.stopMediaStream=function(mediaStream){if(!mediaStream)throw"MediaStream argument is mandatory.";if(connection.keepStreamsOpened)return void(mediaStream.onended&&mediaStream.onended());connection.localStreams[mediaStream.streamid]&&delete connection.localStreams[mediaStream.streamid],isFirefox&&mediaStream.onended&&mediaStream.onended();var checkForMediaStreamTrackStop=Boolean((mediaStream.getAudioTracks||mediaStream.getVideoTracks)&&(mediaStream.getAudioTracks()[0]&&!mediaStream.getAudioTracks()[0].stop||mediaStream.getVideoTracks()[0]&&!mediaStream.getVideoTracks()[0].stop));return!mediaStream.getAudioTracks||checkForMediaStreamTrackStop?void(mediaStream.stop&&mediaStream.stop()):(mediaStream.getAudioTracks().length&&mediaStream.getAudioTracks()[0].stop&&mediaStream.getAudioTracks().forEach(function(track){track.stop()}),void(mediaStream.getVideoTracks().length&&mediaStream.getVideoTracks()[0].stop&&mediaStream.getVideoTracks().forEach(function(track){track.stop()})))},connection.changeBandwidth=function(bandwidth){if(!bandwidth||isString(bandwidth)||isEmpty(bandwidth))throw'Invalid "bandwidth" arguments.';forEach(connection.peers,function(peer){peer.peer.bandwidth=bandwidth}),connection.renegotiate()},connection.openSignalingChannel=function(config){if(!window.Firebase)return loadScript(connection.resources.firebase,function(){connection.openSignalingChannel(config)});var channel=config.channel||connection.channel;connection.firebase&&(connection.resources.firebaseio=connection.resources.firebaseio.replace("//chat.","//"+connection.firebase+"."));var firebase=new Firebase(connection.resources.firebaseio+channel);firebase.channel=channel,firebase.on("child_added",function(data){config.onmessage(data.val())}),firebase.send=function(data){for(var prop in data)(isNull(data[prop])||"function"==typeof data[prop])&&(data[prop]=!1);this.push(data)},connection.socket||(connection.socket=firebase),firebase.onDisconnect().remove(),setTimeout(function(){config.callback(firebase)},1)},connection.Plugin=Plugin}window.RMCDefaultChannel=location.href.replace(/\/|:|#|\?|\$|\^|%|\.|`|~|!|\+|@|\[|\||]|\|*. /g,"").split("\n").join("").split("\r").join(""),window.RTCMultiConnection=function(channel){function initRTCMultiSession(onSignalingReady){return screenFrame&&loadScreenFrame(),rtcMultiSession?onSignalingReady():void(rtcMultiSession=new RTCMultiSession(connection,onSignalingReady))}function joinSession(session,joinAs){if(isString(session)&&(connection.skipOnNewSession=!0),!rtcMultiSession)return log("Signaling channel is not ready. Connecting..."),void initRTCMultiSession(function(){log("Signaling channel is connected. Joining the session again..."),setTimeout(function(){joinSession(session,joinAs)},1e3)});if(isString(session)){if(!connection.sessionDescriptions[session])return setTimeout(function(){log("Session-Descriptions not found. Rechecking.."),joinSession(session,joinAs)},1e3);session=connection.sessionDescriptions[session]}if(joinAs)return captureUserMedia(function(){session.oneway=!0,joinSession(session)},joinAs);if(!session||!session.userid||!session.sessionid){error("missing arguments",arguments);var error='Invalid data passed over "connection.join" method.';throw connection.onstatechange({userid:"browser",extra:{},name:"Unexpected data detected.",reason:error}),error}connection.dontOverrideSession||(connection.session=session.session);var extra=connection.extra||session.extra||{};session.oneway||isData(session)?rtcMultiSession.joinSession(session,extra):captureUserMedia(function(){rtcMultiSession.joinSession(session,extra)})}function captureUserMedia(callback,_session,dontCheckChromExtension){function onIFrameCallback(event){if(event.data&&event.data.chromeMediaSourceId){window.removeEventListener("message",onIFrameCallback);var sourceId=event.data.chromeMediaSourceId;if(DetectRTC.screen.sourceId=sourceId,DetectRTC.screen.chromeMediaSource="desktop","PermissionDeniedError"==sourceId){var mediaStreamError={message:"https:"==location.protocol?"User denied to share content of his screen.":SCREEN_COMMON_FAILURE,name:"PermissionDeniedError",constraintName:screen_constraints,session:session};return currentUserMediaRequest.mutex=!1,DetectRTC.screen.sourceId=null,connection.onMediaError(mediaStreamError)}captureUserMedia(callback,_session)}event.data&&event.data.chromeExtensionStatus&&(warn("Screen capturing extension status is:",event.data.chromeExtensionStatus),DetectRTC.screen.chromeMediaSource="screen",captureUserMedia(callback,_session,!0))}function _captureUserMedia(forcedConstraints,forcedCallback,isRemoveVideoTracks,dontPreventSSLAutoAllowed){if(connection.onstatechange({userid:"browser",extra:{},name:"fetching-usermedia",reason:"About to capture user-media with constraints: "+toStr(forcedConstraints)}),connection.preventSSLAutoAllowed&&!dontPreventSSLAutoAllowed&&isChrome)return navigator.customGetUserMediaBar?void navigator.customGetUserMediaBar(forcedConstraints,function(){_captureUserMedia(forcedConstraints,forcedCallback,isRemoveVideoTracks,!0)},function(){connection.onMediaError({name:"PermissionDeniedError",message:"User denied permission.",constraintName:forcedConstraints,session:session})}):void loadScript(connection.resources.customGetUserMediaBar,function(){_captureUserMedia(forcedConstraints,forcedCallback,isRemoveVideoTracks,dontPreventSSLAutoAllowed)});var mediaConfig={onsuccess:function(stream,returnBack,idInstance,streamid){onStreamSuccessCallback(stream,returnBack,idInstance,streamid,forcedConstraints,forcedCallback,isRemoveVideoTracks,screen_constraints,constraints,session);
-},onerror:function(e,constraintUsed){if(isFirefox&&"PERMISSION_DENIED"==e&&(e={message:"",name:"PermissionDeniedError",constraintName:constraintUsed,session:session}),isFirefox&&constraintUsed.video&&constraintUsed.video.mozMediaSource)return mediaStreamError={message:Firefox_Screen_Capturing_Warning,name:e.name||"PermissionDeniedError",constraintName:constraintUsed,session:session},void connection.onMediaError(mediaStreamError);if(isString(e))return connection.onMediaError({message:"Unknown Error",name:e,constraintName:constraintUsed,session:session});if(e.name&&("PermissionDeniedError"==e.name||"DevicesNotFoundError"==e.name)){var mediaStreamError="Either: ";mediaStreamError+="\n Media resolutions are not permitted.",mediaStreamError+="\n Another application is using same media device.",mediaStreamError+="\n Media device is not attached or drivers not installed.",mediaStreamError+="\n You denied access once and it is still denied.",e.message&&e.message.length&&(mediaStreamError+="\n "+e.message),mediaStreamError={message:mediaStreamError,name:e.name,constraintName:constraintUsed,session:session},connection.onMediaError(mediaStreamError),isChrome&&(session.audio||session.video)&&DetectRTC.load(function(){session.audio&&!DetectRTC.hasMicrophone&&(warn("It seems that you have no microphone attached to your device/system."),session.audio=session.audio=!1,session.video||(alert("It seems that you are capturing microphone and there is no device available or access is denied. Reloading..."),location.reload())),session.video&&!DetectRTC.hasWebcam&&(warn("It seems that you have no webcam attached to your device/system."),session.video=session.video=!1,session.audio||(alert("It seems that you are capturing webcam and there is no device available or access is denied. Reloading..."),location.reload())),DetectRTC.hasMicrophone||DetectRTC.hasWebcam?connection.getUserMediaPromptedOnce||(connection.getUserMediaPromptedOnce=!0,captureUserMedia(callback,session)):(alert("It seems that either both microphone/webcam are not available or access is denied. Reloading..."),location.reload())})}if(e.name&&"ConstraintNotSatisfiedError"==e.name){var mediaStreamError="Either: ";mediaStreamError+="\n You are prompting unknown media resolutions.",mediaStreamError+="\n You are using invalid media constraints.",e.message&&e.message.length&&(mediaStreamError+="\n "+e.message),mediaStreamError={message:mediaStreamError,name:e.name,constraintName:constraintUsed,session:session},connection.onMediaError(mediaStreamError)}session.screen&&(isFirefox?error(Firefox_Screen_Capturing_Warning):"https:"!==location.protocol?isNodeWebkit||"file:"!=location.protocol&&"http:"!=location.protocol||error("You cannot use HTTP or file protocol for screen capturing. You must either use HTTPs or chrome extension page or Node-Webkit page."):error('Unable to detect actual issue. Maybe "deprecated" screen capturing flag was not set using command line or maybe you clicked "No" button or maybe chrome extension returned invalid "sourceId". Please install chrome-extension: http://bit.ly/webrtc-screen-extension')),currentUserMediaRequest.mutex=!1;var idInstance=JSON.stringify(constraintUsed);currentUserMediaRequest.streams[idInstance]&&delete currentUserMediaRequest.streams[idInstance]},mediaConstraints:connection.mediaConstraints||{}};mediaConfig.constraints=forcedConstraints||constraints,mediaConfig.connection=connection,getUserMedia(mediaConfig)}var session=_session||connection.session;if(isEmpty(session))return void(callback&&callback());if(connection.dontCaptureUserMedia)return callback();if(isData(session)||!connection.isInitiator&&session.oneway)return connection.attachStreams=[],callback();var constraints={audio:session.audio?{mandatory:{},optional:[{chromeRenderToAssociatedSink:!0}]}:!1,video:!!session.video};if(connection._mediaSources.audio&&constraints.audio.optional.push({sourceId:connection._mediaSources.audio}),connection._mediaSources.video&&(constraints.video={optional:[{sourceId:connection._mediaSources.video}]}),!session.screen&&!constraints.audio&&!constraints.video)return callback();var screen_constraints={audio:!1,video:{mandatory:{chromeMediaSource:DetectRTC.screen.chromeMediaSource,maxWidth:screen.width>1920?screen.width:1920,maxHeight:screen.height>1080?screen.height:1080},optional:[]}};if(isFirefox&&session.screen){if("https:"!==location.protocol)return error(SCREEN_COMMON_FAILURE);warn(Firefox_Screen_Capturing_Warning),screen_constraints.video=merge(screen_constraints.video.mandatory,{mozMediaSource:"window",mediaSource:"window"}),constraints.audio&&(screen_constraints.audio=!0,constraints={}),delete screen_constraints.video.chromeMediaSource}if(session.screen){if(isChrome&&DetectRTC.screen.extensionid!=ReservedExtensionID&&(useCustomChromeExtensionForScreenCapturing=!0),isChrome&&!useCustomChromeExtensionForScreenCapturing&&!dontCheckChromExtension&&!DetectRTC.screen.sourceId)return listenEventHandler("message",onIFrameCallback),screenFrame||loadScreenFrame(),void screenFrame.postMessage();if(isChrome&&useCustomChromeExtensionForScreenCapturing&&!dontCheckChromExtension&&"screen"==DetectRTC.screen.chromeMediaSource&&DetectRTC.screen.extensionid)return DetectRTC.screen.extensionid==ReservedExtensionID&&-1==document.domain.indexOf("webrtc-experiment.com")?captureUserMedia(callback,_session,!0):(log("checking if chrome extension is installed."),void DetectRTC.screen.getChromeExtensionStatus(function(status){"installed-enabled"==status&&(DetectRTC.screen.chromeMediaSource="desktop"),captureUserMedia(callback,_session,!0),log("chrome extension is installed?","desktop"==DetectRTC.screen.chromeMediaSource)}));if(isChrome&&useCustomChromeExtensionForScreenCapturing&&"desktop"==DetectRTC.screen.chromeMediaSource&&!DetectRTC.screen.sourceId)return void DetectRTC.screen.getSourceId(function(sourceId){if("PermissionDeniedError"==sourceId){var mediaStreamError={message:"User denied to share content of his screen.",name:"PermissionDeniedError",constraintName:screen_constraints,session:session};return currentUserMediaRequest.mutex=!1,DetectRTC.screen.chromeMediaSource="desktop",connection.onMediaError(mediaStreamError)}return"No-Response"==sourceId?(error("Chrome extension seems not available. Make sure that manifest.json#L16 has valid content-script matches pointing to your URL."),DetectRTC.screen.chromeMediaSource="screen",captureUserMedia(callback,_session,!0)):void captureUserMedia(callback,_session,!0)});isChrome&&"desktop"==DetectRTC.screen.chromeMediaSource&&(screen_constraints.video.mandatory.chromeMediaSourceId=DetectRTC.screen.sourceId);var _isFirstSession=isFirstSession;_captureUserMedia(screen_constraints,constraints.audio||constraints.video?function(){_isFirstSession&&(isFirstSession=!0),_captureUserMedia(constraints,callback)}:callback)}else _captureUserMedia(constraints,callback,session.audio&&!session.video)}function onStreamSuccessCallback(stream,returnBack,idInstance,streamid,forcedConstraints,forcedCallback,isRemoveVideoTracks,screen_constraints,constraints,session){streamid||(streamid=getRandomString()),connection.onstatechange({userid:"browser",extra:{},name:"usermedia-fetched",reason:"Captured user media using constraints: "+toStr(forcedConstraints)}),isRemoveVideoTracks&&(stream=convertToAudioStream(stream)),connection.localStreamids.push(streamid),stream.onended=function(){streamedObject.mediaElement&&!streamedObject.mediaElement.parentNode&&document.getElementById(stream.streamid)&&(streamedObject.mediaElement=document.getElementById(stream.streamid)),connection.attachStreams.forEach(function(_stream,index){_stream==stream&&(delete connection.attachStreams[index],connection.attachStreams=swap(connection.attachStreams))}),onStreamEndedHandler(streamedObject,connection),connection.streams[streamid]&&connection.removeStream(streamid);var _stream=connection.streams[streamid];_stream&&_stream.sockets.length&&_stream.sockets.forEach(function(socket){socket.send({streamid:_stream.streamid,stopped:!0})}),currentUserMediaRequest.mutex=!1,currentUserMediaRequest.streams[idInstance]&&delete currentUserMediaRequest.streams[idInstance],DetectRTC.screen.sourceId=null},isIE||(stream.streamid=streamid,stream.isScreen=forcedConstraints==screen_constraints,stream.isVideo=forcedConstraints==constraints&&!!constraints.video,stream.isAudio=forcedConstraints==constraints&&!!constraints.audio&&!constraints.video,stream.preMuted={audio:stream.getAudioTracks().length&&!stream.getAudioTracks()[0].enabled,video:stream.getVideoTracks().length&&!stream.getVideoTracks()[0].enabled});var mediaElement=createMediaElement(stream,session);mediaElement.muted=!0;var streamedObject={stream:stream,streamid:streamid,mediaElement:mediaElement,blobURL:mediaElement.mozSrcObject?URL.createObjectURL(stream):mediaElement.src,type:"local",userid:connection.userid,extra:connection.extra,session:session,isVideo:!!stream.isVideo,isAudio:!!stream.isAudio,isScreen:!!stream.isScreen,isInitiator:!!connection.isInitiator,rtcMultiConnection:connection};isFirstSession&&connection.attachStreams.push(stream),isFirstSession=!1,connection.streams[streamid]=connection._getStream(streamedObject),returnBack||connection.onstream(streamedObject),connection.setDefaultEventsForMediaElement&&connection.setDefaultEventsForMediaElement(mediaElement,streamid),forcedCallback&&forcedCallback(stream,streamedObject),connection.onspeaking&&initHark({stream:stream,streamedObject:streamedObject,connection:connection})}var rtcMultiSession,connection=this;connection.channel=channel||RMCDefaultChannel,connection.isAcceptNewSession=!0,connection.open=function(args){connection.isAcceptNewSession=!1,connection.isInitiator=!0;var dontTransmit=!1;return args&&(isString(args)?connection.sessionid=args:(isNull(args.transmitRoomOnce)||(connection.transmitRoomOnce=args.transmitRoomOnce),isNull(args.dontTransmit)||(dontTransmit=args.dontTransmit),isNull(args.sessionid)||(connection.sessionid=args.sessionid))),connection.socket&&connection.socket.remove&&connection.socket.remove(),connection.sessionid||(connection.sessionid=connection.channel),connection.sessionDescription={sessionid:connection.sessionid,userid:connection.userid,session:connection.session,extra:connection.extra},connection.sessionDescriptions[connection.sessionDescription.sessionid]||(connection.numberOfSessions++,connection.sessionDescriptions[connection.sessionDescription.sessionid]=connection.sessionDescription),initRTCMultiSession(function(){rtcMultiSession.captureUserMediaOnDemand=args?!!args.captureUserMediaOnDemand:!1,args&&args.onMediaCaptured&&(connection.onMediaCaptured=args.onMediaCaptured),rtcMultiSession.captureUserMediaOnDemand||captureUserMedia(function(){rtcMultiSession.initSession({sessionDescription:connection.sessionDescription,dontTransmit:dontTransmit}),invokeMediaCaptured(connection)}),rtcMultiSession.captureUserMediaOnDemand&&rtcMultiSession.initSession({sessionDescription:connection.sessionDescription,dontTransmit:dontTransmit})}),connection.sessionDescription},connection.connect=function(sessionid){return sessionid&&(connection.sessionid=sessionid),initRTCMultiSession(function(){log("Signaling channel is ready.")}),this},connection.join=joinSession,connection.send=function(data,_channel){if(connection.numberOfConnectedUsers<=0)return void setTimeout(function(){connection.send(data,_channel)},1e3);if(!data)throw"No file, data or text message to share.";if(data instanceof Array&&!isNull(data[0].size)&&!isNull(data[0].type))for(var i=0;i=0,isFirefox="undefined"!=typeof window.InstallTrigger,isSafari=Object.prototype.toString.call(window.HTMLElement).indexOf("Constructor")>0,isChrome=!!window.chrome&&!isOpera,isIE=!!document.documentMode,isPluginRTC=isSafari||isIE,isMobileDevice=!!navigator.userAgent.match(/Android|iPhone|iPad|iPod|BlackBerry|IEMobile/i),isNodeWebkit=!!(window.process&&"object"==typeof window.process&&window.process.versions&&window.process.versions["node-webkit"]);window.MediaStream=window.MediaStream||window.webkitMediaStream,window.AudioContext=window.AudioContext||window.webkitAudioContext;var chromeVersion=50,matchArray=navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./);isChrome&&matchArray&&matchArray[2]&&(chromeVersion=parseInt(matchArray[2],10));var firefoxVersion=50;matchArray=navigator.userAgent.match(/Firefox\/(.*)/),isFirefox&&matchArray&&matchArray[1]&&(firefoxVersion=parseInt(matchArray[1],10));var console=window.console||{log:function(){},error:function(){},warn:function(){}};if(isChrome||isFirefox||isSafari)var log=console.log.bind(console),error=console.error.bind(console),warn=console.warn.bind(console);var screenFrame,loadedScreenFrame,loadedIceFrame,onStreamEndedHandlerFiredFor={},onLeaveHandlerFiredFor={},Firefox_Screen_Capturing_Warning='Make sure that you are using Firefox Nightly and you enabled: media.getusermedia.screensharing.enabled flag from about:config page. You also need to add your domain in "media.getusermedia.screensharing.allowed_domains" flag. If you are using WinXP then also enable "media.getusermedia.screensharing.allow_on_old_platforms" flag. NEVER forget to use "only" HTTPs for screen capturing!',SCREEN_COMMON_FAILURE="HTTPs i.e. SSL-based URI is mandatory to use screen capturing.",ReservedExtensionID="ajhifddimkapgcifgcodmmfdlknahffk",useCustomChromeExtensionForScreenCapturing=-1!=document.domain.indexOf("webrtc-experiment.com");attachEventListener=function(video,type,listener,useCapture){video.addEventListener(type,listener,useCapture)};var Plugin=window.PluginRTC||{};window.onPluginRTCInitialized=function(pluginRTCObject){Plugin=pluginRTCObject,MediaStreamTrack=Plugin.MediaStreamTrack,RTCPeerConnection=Plugin.RTCPeerConnection,RTCIceCandidate=Plugin.RTCIceCandidate,RTCSessionDescription=Plugin.RTCSessionDescription,log(isPluginRTC?"Java-Applet":"ActiveX","plugin has been loaded.")},isEmpty(Plugin)||window.onPluginRTCInitialized(Plugin),isPluginRTC&&loadScript("https://cdn.webrtc-experiment.com/Plugin.EveryWhere.js");var MediaStream=window.MediaStream;"undefined"==typeof MediaStream&&"undefined"!=typeof webkitMediaStream&&(MediaStream=webkitMediaStream),"undefined"==typeof MediaStream||"stop"in MediaStream.prototype||(MediaStream.prototype.stop=function(){this.getAudioTracks().forEach(function(track){track.stop()}),this.getVideoTracks().forEach(function(track){track.stop()})});var RTCPeerConnection,defaultConstraints={mandatory:{},optional:[]},currentUserMediaRequest={streams:[],mutex:!1,queueRequests:[]},RTCSessionDescription=window.RTCSessionDescription||window.mozRTCSessionDescription,RTCIceCandidate=window.RTCIceCandidate||window.mozRTCIceCandidate;"undefined"!=typeof mozRTCPeerConnection?RTCPeerConnection=mozRTCPeerConnection:"undefined"!=typeof webkitRTCPeerConnection?RTCPeerConnection=webkitRTCPeerConnection:"undefined"!=typeof window.RTCPeerConnection?RTCPeerConnection=window.RTCPeerConnection:console.error("WebRTC 1.0 (RTCPeerConnection) API seems NOT available in this browser.");var FileSaver={SaveToDisk:invokeSaveAsDialog},TextSender={send:function(config){function sendText(textMessage,text){var data={type:"text",uuid:uuid,sendingTime:sendingTime};textMessage&&(text=textMessage,data.packets=parseInt(text.length/packetSize)),text.length>packetSize?data.message=text.slice(0,packetSize):(data.message=text,data.last=!0,data.isobject=isobject),channel.send(data,_channel),textToTransfer=text.slice(data.message.length),textToTransfer.length&&setTimeout(function(){sendText(null,textToTransfer)},connection.chunkInterval||100)}var connection=config.connection;if(config.text instanceof ArrayBuffer||config.text instanceof DataView)return config.channel.send(config.text,config._channel);var channel=config.channel,_channel=config._channel,initialText=config.text,packetSize=connection.chunkSize||1e3,textToTransfer="",isobject=!1;isString(initialText)||(isobject=!0,initialText=JSON.stringify(initialText));var uuid=getRandomString(),sendingTime=(new Date).getTime();sendText(initialText)}};!function(){"use strict";function getBrowserInfo(){var nameOffset,verOffset,ix,nAgt=(navigator.appVersion,navigator.userAgent),browserName=navigator.appName,fullVersion=""+parseFloat(navigator.appVersion),majorVersion=parseInt(navigator.appVersion,10);return-1!==(verOffset=nAgt.indexOf("Opera"))?(browserName="Opera",fullVersion=nAgt.substring(verOffset+6),-1!==(verOffset=nAgt.indexOf("Version"))&&(fullVersion=nAgt.substring(verOffset+8))):-1!==(verOffset=nAgt.indexOf("MSIE"))?(browserName="IE",fullVersion=nAgt.substring(verOffset+5)):-1!==(verOffset=nAgt.indexOf("Chrome"))?(browserName="Chrome",fullVersion=nAgt.substring(verOffset+7)):-1!==(verOffset=nAgt.indexOf("Safari"))?(browserName="Safari",fullVersion=nAgt.substring(verOffset+7),-1!==(verOffset=nAgt.indexOf("Version"))&&(fullVersion=nAgt.substring(verOffset+8))):-1!==(verOffset=nAgt.indexOf("Firefox"))?(browserName="Firefox",fullVersion=nAgt.substring(verOffset+8)):(nameOffset=nAgt.lastIndexOf(" ")+1)<(verOffset=nAgt.lastIndexOf("/"))&&(browserName=nAgt.substring(nameOffset,verOffset),fullVersion=nAgt.substring(verOffset+1),browserName.toLowerCase()===browserName.toUpperCase()&&(browserName=navigator.appName)),isEdge&&(browserName="Edge",fullVersion=parseInt(navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)[2],10)),-1!==(ix=fullVersion.indexOf(";"))&&(fullVersion=fullVersion.substring(0,ix)),-1!==(ix=fullVersion.indexOf(" "))&&(fullVersion=fullVersion.substring(0,ix)),majorVersion=parseInt(""+fullVersion,10),isNaN(majorVersion)&&(fullVersion=""+parseFloat(navigator.appVersion),majorVersion=parseInt(navigator.appVersion,10)),{fullVersion:fullVersion,version:majorVersion,name:browserName}}function DetectLocalIPAddress(callback){getIPs(function(ip){callback(ip.match(/^(192\.168\.|169\.254\.|10\.|172\.(1[6-9]|2\d|3[01]))/)?"Local: "+ip:"Public: "+ip)})}function getIPs(callback){function handleCandidate(candidate){var ipRegex=/([0-9]{1,3}(\.[0-9]{1,3}){3})/,ipAddress=ipRegex.exec(candidate)[1];void 0===ipDuplicates[ipAddress]&&callback(ipAddress),ipDuplicates[ipAddress]=!0}var ipDuplicates={},RTCPeerConnection=window.RTCPeerConnection||window.mozRTCPeerConnection||window.webkitRTCPeerConnection,useWebKit=!!window.webkitRTCPeerConnection;if(!RTCPeerConnection){var iframe=document.getElementById("iframe");if(!iframe)throw"NOTE: you need to have an iframe in the page right above the script tag.";var win=iframe.contentWindow;RTCPeerConnection=win.RTCPeerConnection||win.mozRTCPeerConnection||win.webkitRTCPeerConnection,useWebKit=!!win.webkitRTCPeerConnection}var servers,mediaConstraints={optional:[{RtpDataChannels:!0}]};useWebKit&&(servers={iceServers:[{urls:"stun:stun.services.mozilla.com"}]},"undefined"!=typeof DetectRTC&&DetectRTC.browser.isFirefox&&DetectRTC.browser.version<=38&&(servers[0]={url:servers[0].urls}));var pc=new RTCPeerConnection(servers,mediaConstraints);pc.onicecandidate=function(ice){ice.candidate&&handleCandidate(ice.candidate.candidate)},pc.createDataChannel(""),pc.createOffer(function(result){pc.setLocalDescription(result,function(){},function(){})},function(){}),setTimeout(function(){var lines=pc.localDescription.sdp.split("\n");lines.forEach(function(line){0===line.indexOf("a=candidate:")&&handleCandidate(line)})},1e3)}function checkDeviceSupport(callback){return!navigator.enumerateDevices&&window.MediaStreamTrack&&window.MediaStreamTrack.getSources&&(navigator.enumerateDevices=window.MediaStreamTrack.getSources.bind(window.MediaStreamTrack)),!navigator.enumerateDevices&&navigator.enumerateDevices&&(navigator.enumerateDevices=navigator.enumerateDevices.bind(navigator)),navigator.enumerateDevices?(MediaDevices=[],void navigator.enumerateDevices(function(devices){devices.forEach(function(_device){var device={};for(var d in _device)device[d]=_device[d];var skip;MediaDevices.forEach(function(d){d.id===device.id&&(skip=!0)}),skip||("audio"===device.kind&&(device.kind="audioinput"),"video"===device.kind&&(device.kind="videoinput"),device.deviceId||(device.deviceId=device.id),device.id||(device.id=device.deviceId),device.label||(device.label="Please invoke getUserMedia once.",isHTTPs||(device.label="HTTPs is required to get label of this "+device.kind+" device.")),("audioinput"===device.kind||"audio"===device.kind)&&(hasMicrophone=!0),"audiooutput"===device.kind&&(hasSpeakers=!0),("videoinput"===device.kind||"video"===device.kind)&&(hasWebcam=!0),MediaDevices.push(device))}),"undefined"!=typeof DetectRTC&&(DetectRTC.MediaDevices=MediaDevices,DetectRTC.hasMicrophone=hasMicrophone,DetectRTC.hasSpeakers=hasSpeakers,DetectRTC.hasWebcam=hasWebcam),callback&&callback()})):void(callback&&callback())}var navigator=window.navigator;navigator.mediaDevices&&navigator.mediaDevices.enumerateDevices&&(navigator.enumerateDevices=function(callback){navigator.mediaDevices.enumerateDevices().then(callback)}),"undefined"!=typeof navigator?("undefined"!=typeof navigator.webkitGetUserMedia&&(navigator.getUserMedia=navigator.webkitGetUserMedia),"undefined"!=typeof navigator.mozGetUserMedia&&(navigator.getUserMedia=navigator.mozGetUserMedia)):navigator={getUserMedia:function(){}};var isMobileDevice=!!navigator.userAgent.match(/Android|iPhone|iPad|iPod|BlackBerry|IEMobile/i),isEdge=!(-1===navigator.userAgent.indexOf("Edge")||!navigator.msSaveOrOpenBlob&&!navigator.msSaveBlob),isMobile={Android:function(){return navigator.userAgent.match(/Android/i)},BlackBerry:function(){return navigator.userAgent.match(/BlackBerry/i)},iOS:function(){return navigator.userAgent.match(/iPhone|iPad|iPod/i)},Opera:function(){return navigator.userAgent.match(/Opera Mini/i)},Windows:function(){return navigator.userAgent.match(/IEMobile/i)},any:function(){return isMobile.Android()||isMobile.BlackBerry()||isMobile.iOS()||isMobile.Opera()||isMobile.Windows()},getOsName:function(){var osName="Unknown OS";return isMobile.Android()&&(osName="Android"),isMobile.BlackBerry()&&(osName="BlackBerry"),isMobile.iOS()&&(osName="iOS"),isMobile.Opera()&&(osName="Opera Mini"),isMobile.Windows()&&(osName="Windows"),osName}},osName="Unknown OS";isMobile.any()?osName=isMobile.getOsName():(-1!==navigator.appVersion.indexOf("Win")&&(osName="Windows"),-1!==navigator.appVersion.indexOf("Mac")&&(osName="MacOS"),-1!==navigator.appVersion.indexOf("X11")&&(osName="UNIX"),-1!==navigator.appVersion.indexOf("Linux")&&(osName="Linux"));var isCanvasSupportsStreamCapturing=!1,isVideoSupportsStreamCapturing=!1;["captureStream","mozCaptureStream","webkitCaptureStream"].forEach(function(item){item in document.createElement("canvas")&&(isCanvasSupportsStreamCapturing=!0),item in document.createElement("video")&&(isVideoSupportsStreamCapturing=!0)});var MediaDevices=[],canEnumerate=!1;"undefined"!=typeof MediaStreamTrack&&"getSources"in MediaStreamTrack?canEnumerate=!0:navigator.mediaDevices&&navigator.mediaDevices.enumerateDevices&&(canEnumerate=!0);var hasMicrophone=canEnumerate,hasSpeakers=canEnumerate,hasWebcam=canEnumerate;checkDeviceSupport();var DetectRTC={};DetectRTC.browser=getBrowserInfo(),DetectRTC.browser["is"+DetectRTC.browser.name]=!0;var isHTTPs="https:"===location.protocol,isWebRTCSupported=(!!(window.process&&"object"==typeof window.process&&window.process.versions&&window.process.versions["node-webkit"]),!1);["webkitRTCPeerConnection","mozRTCPeerConnection","RTCIceGatherer"].forEach(function(item){item in window&&(isWebRTCSupported=!0)}),DetectRTC.isWebRTCSupported=isWebRTCSupported,DetectRTC.isORTCSupported="undefined"!=typeof RTCIceGatherer;var isScreenCapturingSupported=!1;DetectRTC.browser.isChrome&&DetectRTC.browser.version>=35?isScreenCapturingSupported=!0:DetectRTC.browser.isFirefox&&DetectRTC.browser.version>=34&&(isScreenCapturingSupported=!0),isHTTPs||(isScreenCapturingSupported=!1),DetectRTC.isScreenCapturingSupported=isScreenCapturingSupported;var webAudio={};["AudioContext","webkitAudioContext","mozAudioContext","msAudioContext"].forEach(function(item){webAudio.isSupported&&webAudio.isCreateMediaStreamSourceSupported||item in window&&(webAudio.isSupported=!0,"createMediaStreamSource"in window[item].prototype&&(webAudio.isCreateMediaStreamSourceSupported=!0))}),DetectRTC.isAudioContextSupported=webAudio.isSupported,DetectRTC.isCreateMediaStreamSourceSupported=webAudio.isCreateMediaStreamSourceSupported;var isRtpDataChannelsSupported=!1;DetectRTC.browser.isChrome&&DetectRTC.browser.version>31&&(isRtpDataChannelsSupported=!0),DetectRTC.isRtpDataChannelsSupported=isRtpDataChannelsSupported;var isSCTPSupportd=!1;if(DetectRTC.browser.isFirefox&&DetectRTC.browser.version>28?isSCTPSupportd=!0:DetectRTC.browser.isChrome&&DetectRTC.browser.version>25?isSCTPSupportd=!0:DetectRTC.browser.isOpera&&DetectRTC.browser.version>=11&&(isSCTPSupportd=!0),DetectRTC.isSctpDataChannelsSupported=isSCTPSupportd,DetectRTC.isMobileDevice=isMobileDevice,DetectRTC.isWebSocketsSupported="WebSocket"in window&&2===window.WebSocket.CLOSING,DetectRTC.isWebSocketsBlocked="Checking",DetectRTC.isWebSocketsSupported){var websocket=new WebSocket("wss://echo.websocket.org:443/");websocket.onopen=function(){DetectRTC.isWebSocketsBlocked=!1,DetectRTC.loadCallback&&DetectRTC.loadCallback()},websocket.onerror=function(){DetectRTC.isWebSocketsBlocked=!0,DetectRTC.loadCallback&&DetectRTC.loadCallback()}}var isGetUserMediaSupported=!1;navigator.getUserMedia?isGetUserMediaSupported=!0:navigator.mediaDevices&&navigator.mediaDevices.getUserMedia&&(isGetUserMediaSupported=!0),DetectRTC.browser.isChrome&&DetectRTC.browser.version>=47&&!isHTTPs&&(DetectRTC.isGetUserMediaSupported="Requires HTTPs"),DetectRTC.isGetUserMediaSupported=isGetUserMediaSupported,DetectRTC.osName=osName,DetectRTC.isCanvasSupportsStreamCapturing=isCanvasSupportsStreamCapturing,DetectRTC.isVideoSupportsStreamCapturing=isVideoSupportsStreamCapturing,DetectRTC.DetectLocalIPAddress=DetectLocalIPAddress,DetectRTC.load=function(callback){this.loadCallback=callback,checkDeviceSupport(callback)},DetectRTC.MediaDevices=MediaDevices,DetectRTC.hasMicrophone=hasMicrophone,DetectRTC.hasSpeakers=hasSpeakers,DetectRTC.hasWebcam=hasWebcam;var isSetSinkIdSupported=!1;"setSinkId"in document.createElement("video")&&(isSetSinkIdSupported=!0),DetectRTC.isSetSinkIdSupported=isSetSinkIdSupported;var isRTPSenderReplaceTracksSupported=!1;DetectRTC.browser.isFirefox?"getSenders"in mozRTCPeerConnection.prototype&&(isRTPSenderReplaceTracksSupported=!0):DetectRTC.browser.isChrome&&"getSenders"in webkitRTCPeerConnection.prototype&&(isRTPSenderReplaceTracksSupported=!0),DetectRTC.isRTPSenderReplaceTracksSupported=isRTPSenderReplaceTracksSupported;var isRemoteStreamProcessingSupported=!1;DetectRTC.browser.isFirefox&&DetectRTC.browser.version>38&&(isRemoteStreamProcessingSupported=!0),DetectRTC.isRemoteStreamProcessingSupported=isRemoteStreamProcessingSupported;var isApplyConstraintsSupported=!1;"undefined"!=typeof MediaStreamTrack&&"applyConstraints"in MediaStreamTrack.prototype&&(isApplyConstraintsSupported=!0),DetectRTC.isApplyConstraintsSupported=isApplyConstraintsSupported;var isMultiMonitorScreenCapturingSupported=!1;DetectRTC.browser.isFirefox&&DetectRTC.browser.version>=43&&(isMultiMonitorScreenCapturingSupported=!0),
-DetectRTC.isMultiMonitorScreenCapturingSupported=isMultiMonitorScreenCapturingSupported,window.DetectRTC=DetectRTC}();var screenCallback;DetectRTC.screen={chromeMediaSource:"screen",extensionid:ReservedExtensionID,getSourceId:function(callback){function onstatus(status){return"installed-enabled"==status?(screenCallback=callback,void window.postMessage("get-sourceId","*")):(DetectRTC.screen.chromeMediaSource="screen",void callback("No-Response"))}if(!callback)throw'"callback" parameter is mandatory.';DetectRTC.screen.status?onstatus(DetectRTC.screen.status):DetectRTC.screen.getChromeExtensionStatus(onstatus)},onMessageCallback:function(data){if(isString(data)||data.sourceId){if(log("chrome message",data),"PermissionDeniedError"==data){if(DetectRTC.screen.chromeMediaSource="PermissionDeniedError",screenCallback)return screenCallback("PermissionDeniedError");throw new Error("PermissionDeniedError")}"rtcmulticonnection-extension-loaded"==data&&(DetectRTC.screen.chromeMediaSource="desktop",DetectRTC.screen.onScreenCapturingExtensionAvailable&&(DetectRTC.screen.onScreenCapturingExtensionAvailable(),DetectRTC.screen.onScreenCapturingExtensionAvailable=null)),data.sourceId&&(DetectRTC.screen.sourceId=data.sourceId,screenCallback&&screenCallback(DetectRTC.screen.sourceId))}},getChromeExtensionStatus:function(extensionid,callback){function _callback(status){DetectRTC.screen.status=status,callback(status)}if(isFirefox)return _callback("not-chrome");2!=arguments.length&&(callback=extensionid,extensionid=this.extensionid);var image=document.createElement("img");image.src="chrome-extension://"+extensionid+"/icon.png",image.onload=function(){DetectRTC.screen.chromeMediaSource="screen",window.postMessage("are-you-there","*"),setTimeout(function(){_callback("screen"==DetectRTC.screen.chromeMediaSource?"desktop"==DetectRTC.screen.chromeMediaSource?"installed-enabled":"installed-disabled":"installed-enabled")},2e3)},image.onerror=function(){_callback("not-installed")}}},window.addEventListener||(window.addEventListener=function(el,eventName,eventHandler){el.attachEvent&&el.attachEvent("on"+eventName,eventHandler)}),window.addEventListener("message",function(event){event.origin==window.location.origin&&DetectRTC.screen.onMessageCallback(event.data)})}();
\ No newline at end of file
+-1==error.search(/STATE_SENTINITIATE|STATE_INPROGRESS/gi)&&self.onSdpError(error)})}},addIceCandidate:function(candidate){function onAddIceCandidate(iceCandidate){self.connection.addIceCandidate(iceCandidate,function(){log("added:",candidate.sdpMid,candidate.candidate)},function(){error("onIceFailure",arguments,candidate.candidate)})}var self=this;isPluginRTC?RTCIceCandidate(candidate,function(iceCandidate){onAddIceCandidate(iceCandidate)}):onAddIceCandidate(new RTCIceCandidate(candidate))},createDataChannel:function(channelIdentifier){if(!this.channels||!this.channels.length){var self=this;this.channels||(this.channels=[]);var dataChannelDict={};this.dataChannelDict&&(dataChannelDict=this.dataChannelDict),isChrome&&!this.preferSCTP&&(dataChannelDict.reliable=!1),log("dataChannelDict",toStr(dataChannelDict)),("answer"==this.type||isFirefox)&&(this.connection.ondatachannel=function(event){self.setChannelEvents(event.channel)}),(isChrome&&"offer"==this.type||isFirefox)&&this.setChannelEvents(this.connection.createDataChannel(channelIdentifier||"channel",dataChannelDict))}},setChannelEvents:function(channel){var self=this;channel.binaryType="arraybuffer",this.dataChannelDict.binaryType&&(channel.binaryType=this.dataChannelDict.binaryType),channel.onmessage=function(event){self.onmessage(event.data)};var numberOfTimes=0;channel.onopen=function(){channel.push=channel.send,channel.send=function(data){if("disconnected"!=self.connection.iceConnectionState&&-1==channel.readyState.search(/closing|closed/g)&&-1!=channel.readyState.search(/connecting|open/g)){if("connecting"==channel.readyState)return numberOfTimes++,setTimeout(function(){if(!(20>numberOfTimes))throw"Number of times exceeded to wait for WebRTC data connection to be opened.";channel.send(data)},1e3);try{channel.push(data)}catch(e){if(numberOfTimes++,warn("Data transmission failed. Re-transmitting..",numberOfTimes,toStr(e)),numberOfTimes>=20)throw"Number of times exceeded to resend data packets over WebRTC data channels.";setTimeout(function(){channel.send(data)},100)}}},self.onopen(channel)},channel.onerror=function(event){self.onerror(event)},channel.onclose=function(event){self.onclose(event)},this.channels.push(channel)},addStream:function(stream){stream.streamid||isIE||(stream.streamid=getRandomString()),log("attaching stream:",stream.streamid,isPluginRTC?stream:toStr(stream)),this.connection.addStream(stream),this.sendStreamId(stream),this.getStreamInfo()},attachMediaStreams:function(){for(var streams=this.attachStreams,i=0;i=32?!0:!1,connection.chunkInterval=isFirefox||chromeVersion>=32?100:500,connection.chunkSize=isFirefox||chromeVersion>=32?13e3:1e3,connection.fakeDataChannels=!1,connection.waitUntilRemoteStreamStartsFlowing=null,connection.leaveOnPageUnload=!0,connection.getExternalIceServers=isChrome,connection.UA={isFirefox:isFirefox,isChrome:isChrome,isMobileDevice:isMobileDevice,version:isChrome?chromeVersion:firefoxVersion,isNodeWebkit:isNodeWebkit,isSafari:isSafari,isIE:isIE,isOpera:isOpera},connection.fileQueue={},connection.renegotiatedSessions={},connection.channels={},connection.extra={},connection.bandwidth={screen:300},connection.caniuse={RTCPeerConnection:DetectRTC.isWebRTCSupported,getUserMedia:!!navigator.webkitGetUserMedia||!!navigator.mozGetUserMedia,AudioContext:DetectRTC.isAudioContextSupported,ScreenSharing:DetectRTC.isScreenCapturingSupported,RtpDataChannels:DetectRTC.isRtpDataChannelsSupported,SctpDataChannels:DetectRTC.isSctpDataChannelsSupported},connection.snapshots={},connection._mediaSources={},connection.devices={},connection.language="en",connection.autoTranslateText=!1,connection.googKey="AIzaSyCgB5hmFY74WYB-EoWkhr9cAGr6TiTHrEE",connection.localStreamids=[],connection.localStreams={},connection.preRecordedMedias={},connection.attachStreams=[],connection.detachStreams=[],connection.optionalArgument={optional:[{DtlsSrtpKeyAgreement:!0},{googImprovedWifiBwe:!0},{googScreencastMinBitrate:300}],mandatory:{}},connection.dataChannelDict={},connection.dontAttachStream=!1,connection.dontCaptureUserMedia=!1,connection.preventSSLAutoAllowed=!1,connection.autoReDialOnFailure=!0,connection.isInitiator=!1,connection.DetectRTC=DetectRTC,connection.trickleIce=!0,connection.sessionDescriptions={},connection.sessionDescription=null,connection.resources={RecordRTC:"https://cdn.webrtc-experiment.com/RecordRTC.js",PreRecordedMediaStreamer:"https://cdn.webrtc-experiment.com/PreRecordedMediaStreamer.js",customGetUserMediaBar:"https://cdn.webrtc-experiment.com/navigator.customGetUserMediaBar.js",html2canvas:"https://cdn.webrtc-experiment.com/screenshot.js",hark:"https://cdn.webrtc-experiment.com/hark.js",firebase:"https://cdn.webrtc-experiment.com/firebase.js",firebaseio:"https://webrtc-experiment.firebaseIO.com/",muted:"https://cdn.webrtc-experiment.com/images/muted.png",getConnectionStats:"https://cdn.webrtc-experiment.com/getConnectionStats.js",FileBufferReader:"https://cdn.webrtc-experiment.com/FileBufferReader.js"},connection.body=document.body||document.documentElement,connection.peers={},connection.firebase="chat",connection.numberOfSessions=0,connection.numberOfConnectedUsers=0,connection.enableFileSharing=!0,connection.autoSaveToDisk=!1,connection.processSdp=function(sdp){return sdp},connection.onmessage=function(e){log("onmessage",toStr(e))},connection.onopen=function(e){log("Data connection is opened between you and",e.userid)},connection.onerror=function(e){error(onerror,toStr(e))},connection.onclose=function(e){warn("onclose",toStr(e)),connection.streams.remove({userid:e.userid})};var progressHelper={};connection.onFileStart=function(file){var div=document.createElement("div");div.title=file.name,div.innerHTML=" ",connection.body.insertBefore(div,connection.body.firstChild),progressHelper[file.uuid]={div:div,progress:div.querySelector("progress"),label:div.querySelector("label")},progressHelper[file.uuid].progress.max=file.maxChunks},connection.onFileProgress=function(chunk){var helper=progressHelper[chunk.uuid];helper&&(helper.progress.value=chunk.currentPosition||chunk.maxChunks||helper.progress.max,updateLabel(helper.progress,helper.label))},connection.onFileEnd=function(file){progressHelper[file.uuid]&&(progressHelper[file.uuid].div.innerHTML=''+file.name+""),(connection.onFileSent||connection.onFileReceived)&&(connection.onFileSent&&connection.onFileSent(file,file.uuid),connection.onFileReceived&&connection.onFileReceived(file.name,file))},connection.onstream=function(e){connection.body.insertBefore(e.mediaElement,connection.body.firstChild)},connection.onstreamended=function(e){if(log("onStreamEndedHandler:",e),!e.mediaElement)return warn("Event.mediaElement is undefined",e);if(!e.mediaElement.parentNode){if(e.mediaElement=document.getElementById(e.streamid),!e.mediaElement)return warn("Event.mediaElement is undefined",e);if(!e.mediaElement.parentNode)return warn("Event.mediElement.parentNode is null.",e)}e.mediaElement.parentNode.removeChild(e.mediaElement)},connection.onSessionClosed=function(session){session.isEjected?warn(session.userid,"ejected you."):warn("Session has been closed.",session)},connection.onmute=function(e){e.isVideo&&e.mediaElement&&(e.mediaElement.pause(),e.mediaElement.setAttribute("poster",e.snapshot||connection.resources.muted)),e.isAudio&&e.mediaElement&&(e.mediaElement.muted=!0)},connection.onunmute=function(e){e.isVideo&&e.mediaElement&&(e.mediaElement.play(),e.mediaElement.removeAttribute("poster")),e.isAudio&&e.mediaElement&&(e.mediaElement.muted=!1)},connection.onleave=function(e){log("onleave",toStr(e))},connection.token=getRandomString,connection.peers[connection.userid]={drop:function(){connection.drop()},renegotiate:function(){},addStream:function(){},hold:function(){},unhold:function(){},changeBandwidth:function(){},sharePartOfScreen:function(){}},connection._skip=["stop","mute","unmute","_private","_selectStreams","selectFirst","selectAll","remove"],connection.streams={mute:function(session){this._private(session,!0)},unmute:function(session){this._private(session,!1)},_private:function(session,enabled){function _muteOrUnMute(stream,session,isMute){session.local&&"local"!=stream.type||session.remote&&"remote"!=stream.type||!(session.isScreen&&!stream.isScreen||session.isAudio&&!stream.isAudio||session.isVideo&&!stream.isVideo||(isMute?!stream.mute(session):!stream.unmute(session)))}if(!session||isString(session))for(var stream in this)-1==connection._skip.indexOf(stream)&&this[stream]._private(session,enabled);else for(var stream in this)-1==connection._skip.indexOf(stream)&&_muteOrUnMute(this[stream],session,enabled)},stop:function(type){function _stopStream(_stream,config){config.userid&&_stream.userid!=config.userid||config.local&&"local"!=_stream.type||config.remote&&"remote"!=_stream.type||(config.screen&&_stream.isScreen&&_stream.stop(),config.audio&&_stream.isAudio&&_stream.stop(),config.video&&_stream.isVideo&&_stream.stop(),config.audio||config.video||config.screen||_stream.stop())}var _stream;for(var stream in this)if(-1==connection._skip.indexOf(stream))if(_stream=this[stream],type)if(isString(type)){var config={};config[type]=!0,_stopStream(_stream,config)}else _stopStream(_stream,type);else _stream.stop()},remove:function(type){function _stopAndRemoveStream(_stream,config){config.userid&&_stream.userid!=config.userid||config.local&&"local"!=_stream.type||config.remote&&"remote"!=_stream.type||(config.screen&&_stream.isScreen&&endStream(_stream),config.audio&&_stream.isAudio&&endStream(_stream),config.video&&_stream.isVideo&&endStream(_stream),config.audio||config.video||config.screen||endStream(_stream))}function endStream(_stream){onStreamEndedHandler(_stream,connection),delete connection.streams[_stream.streamid]}var _stream;for(var stream in this)if(-1==connection._skip.indexOf(stream))if(_stream=this[stream],type)if(isString(type)){var config={};config[type]=!0,_stopAndRemoveStream(_stream,config)}else _stopAndRemoveStream(_stream,type);else _stopAndRemoveStream(_stream,{local:!0,remote:!0})},selectFirst:function(args){return this._selectStreams(args,!1)},selectAll:function(args){return this._selectStreams(args,!0)},_selectStreams:function(args,all){if(!args||isString(args)||isEmpty(args))throw"Invalid arguments.";isNull(args.local)&&isNull(args.remote)&&isNull(args.userid)&&(args.local=args.remote=!0),args.isAudio||args.isVideo||args.isScreen||(args.isAudio=args.isVideo=args.isScreen=!0);var selectedStreams=[];for(var stream in this)-1==connection._skip.indexOf(stream)&&(stream=this[stream])&&(args.local&&"local"==stream.type||args.remote&&"remote"==stream.type||args.userid&&stream.userid==args.userid)&&(args.isVideo&&stream.isVideo&&selectedStreams.push(stream),args.isAudio&&stream.isAudio&&selectedStreams.push(stream),args.isScreen&&stream.isScreen&&selectedStreams.push(stream));return all?selectedStreams:selectedStreams[0]}};var iceServers=[];iceServers.push({url:"stun:stun.l.google.com:19302"}),iceServers.push({url:"stun:stun.anyfirewall.com:3478"}),iceServers.push({url:"turn:turn.bistri.com:80",credential:"homeo",username:"homeo"}),iceServers.push({url:"turn:turn.anyfirewall.com:443?transport=tcp",credential:"webrtc",username:"webrtc"}),connection.iceServers=iceServers,connection.rtcConfiguration={iceServers:null,iceTransports:"all",peerIdentity:!1},connection.media={min:function(width,height){connection.mediaConstraints.video&&(connection.mediaConstraints.video.mandatory||(connection.mediaConstraints.video.mandatory={}),connection.mediaConstraints.video.mandatory.minWidth=width,connection.mediaConstraints.video.mandatory.minHeight=height)},max:function(width,height){connection.mediaConstraints.video&&(connection.mediaConstraints.video.mandatory||(connection.mediaConstraints.video.mandatory={}),connection.mediaConstraints.video.mandatory.maxWidth=width,connection.mediaConstraints.video.mandatory.maxHeight=height)}},connection._getStream=function(event){function muteOrUnmuteLocally(session,isPause,mediaElement){if(mediaElement){var lastPauseState=mediaElement.onpause,lastPlayState=mediaElement.onplay;mediaElement.onpause=mediaElement.onplay=function(){},isPause?mediaElement.pause():mediaElement.play(),mediaElement.onpause=lastPauseState,mediaElement.onplay=lastPlayState}}var resultingObject=merge({sockets:event.socket?[event.socket]:[]},event);return resultingObject.stop=function(){var self=this;if(self.sockets.forEach(function(socket){"local"==self.type&&socket.send({streamid:self.streamid,stopped:!0}),"remote"==self.type&&socket.send({promptStreamStop:!0,streamid:self.streamid})}),"remote"!=self.type){var stream=self.stream;stream&&self.rtcMultiConnection.stopMediaStream(stream)}},resultingObject.mute=function(session){this.muted=!0,this._private(session,!0)},resultingObject.unmute=function(session){this.muted=!1,this._private(session,!1)},resultingObject._private=function(session,enabled){return session&&!isNull(session.sync)&&0==session.sync?void muteOrUnmuteLocally(session,enabled,this.mediaElement):void muteOrUnmute({root:this,session:session,enabled:enabled,stream:this.stream})},resultingObject.startRecording=function(session){var self=this;return session||(session={audio:!0,video:!0}),isString(session)&&(session={audio:"audio"==session,video:"video"==session}),window.RecordRTC?(log("started recording session",session),self.videoRecorder=self.audioRecorder=null,isFirefox?self.stream.getAudioTracks().length&&self.stream.getVideoTracks().length?self.videoRecorder=RecordRTC(self.stream,{type:"video"}):session.video?self.videoRecorder=RecordRTC(self.stream,{type:"video"}):session.audio&&(self.audioRecorder=RecordRTC(self.stream,{type:"audio"})):isChrome&&(isMediaRecorderCompatible()&&connection.DetectRTC.browser.version>=50&&self.stream.getAudioTracks().length&&self.stream.getVideoTracks().length?self.videoRecorder=RecordRTC(self.stream,{type:"video"}):isMediaRecorderCompatible()&&connection.DetectRTC.browser.version>=50?session.video?self.videoRecorder=RecordRTC(self.stream,{type:"video"}):session.audio&&(self.audioRecorder=RecordRTC(self.stream,{type:"audio"})):(session.video&&(self.videoRecorder=RecordRTC(self.stream,{type:"video"})),session.audio&&(self.audioRecorder=RecordRTC(self.stream,{type:"audio"})))),self.audioRecorder&&self.audioRecorder.startRecording(),void(self.videoRecorder&&self.videoRecorder.startRecording())):loadScript(self.rtcMultiConnection.resources.RecordRTC,function(){self.startRecording(session)})},resultingObject.stopRecording=function(callback,session){session||(session={audio:!0,video:!0}),isString(session)&&(session={audio:"audio"==session,video:"video"==session}),log("stopped recording session",session);var self=this;session.audio&&self.audioRecorder?self.audioRecorder.stopRecording(function(){session.video&&self.videoRecorder?self.videoRecorder.stopRecording(function(){callback({audio:self.audioRecorder.getBlob(),video:self.videoRecorder.getBlob()})}):callback({audio:self.audioRecorder.getBlob()})}):session.video&&self.videoRecorder&&self.videoRecorder.stopRecording(function(){callback({video:self.videoRecorder.getBlob()})})},resultingObject.takeSnapshot=function(callback){takeSnapshot({mediaElement:this.mediaElement,userid:this.userid,connection:connection,callback:callback})},resultingObject.streamObject=resultingObject,resultingObject},connection.set=function(properties){for(var property in properties)this[property]=properties[property];return this},connection.onMediaError=function(event){error("name",event.name),error("constraintName",toStr(event.constraintName)),error("message",event.message),error("original session",event.session)},connection.takeSnapshot=function(userid,callback){takeSnapshot({userid:userid,connection:connection,callback:callback})},connection.saveToDisk=function(blob,fileName){blob.size&&blob.type?FileSaver.SaveToDisk(URL.createObjectURL(blob),fileName||blob.name||blob.type.replace("/","-")+blob.type.split("/")[1]):FileSaver.SaveToDisk(blob,fileName)},connection.selectDevices=function(device1,device2){function select(device){device&&(connection._mediaSources[device.kind]=device.id)}device1&&select(this.devices[device1]),device2&&select(this.devices[device2])},connection.getDevices=function(callback){return DetectRTC.MediaDevices.length?(DetectRTC.MediaDevices.forEach(function(device){connection.devices[device.deviceId]=device}),void(callback&&callback(connection.devices))):setTimeout(function(){connection.getDevices(callback)},1e3)},connection.getMediaDevices=connection.enumerateDevices=function(callback){if(!callback)throw"callback is mandatory.";connection.getDevices(function(){callback(connection.DetectRTC.MediaDevices)})},connection.onCustomMessage=function(message){log("Custom message",message)},connection.ondrop=function(droppedBy){log("Media connection is dropped by "+droppedBy)},connection.drop=function(config){config=config||{},connection.attachStreams=[];for(var stream in connection.streams)-1==connection._skip.indexOf(stream)&&(stream=connection.streams[stream],"local"==stream.type?(connection.detachStreams.push(stream.streamid),onStreamEndedHandler(stream,connection)):onStreamEndedHandler(stream,connection));connection.sendCustomMessage({drop:!0,dontRenegotiate:isNull(config.renegotiate)?!0:config.renegotiate})},connection.Translator={TranslateText:function(text,callback){var newScript=document.createElement("script");newScript.type="text/javascript";var sourceText=encodeURIComponent(text),randomNumber="method"+connection.token();window[randomNumber]=function(response){response.data&&response.data.translations[0]&&callback&&callback(response.data.translations[0].translatedText),response.error&&"Daily Limit Exceeded"==response.error.message&&(warn('Text translation failed. Error message: "Daily Limit Exceeded."'),callback(text))};var source="https://www.googleapis.com/language/translate/v2?key="+connection.googKey+"&target="+(connection.language||"en-US")+"&callback=window."+randomNumber+"&q="+sourceText;newScript.src=source,document.getElementsByTagName("head")[0].appendChild(newScript)}},connection.setDefaultEventsForMediaElement=function(mediaElement,streamid){mediaElement.onpause=function(){connection.streams[streamid]&&!connection.streams[streamid].muted&&connection.streams[streamid].mute()},mediaElement.onplay=function(){connection.streams[streamid]&&connection.streams[streamid].muted&&connection.streams[streamid].unmute()};var volumeChangeEventFired=!1;mediaElement.onvolumechange=function(){volumeChangeEventFired||(volumeChangeEventFired=!0,connection.streams[streamid]&&setTimeout(function(){var root=connection.streams[streamid];connection.streams[streamid].sockets.forEach(function(socket){socket.send({streamid:root.streamid,isVolumeChanged:!0,volume:mediaElement.volume})}),volumeChangeEventFired=!1},2e3))}},connection.onMediaFile=function(e){log("onMediaFile",e),connection.body.appendChild(e.mediaElement)},connection.shareMediaFile=function(file,video,streamerid){return streamerid=streamerid||connection.token(),PreRecordedMediaStreamer?PreRecordedMediaStreamer.shareMediaFile({file:file,video:video,streamerid:streamerid,connection:connection}):(loadScript(connection.resources.PreRecordedMediaStreamer,function(){connection.shareMediaFile(file,video,streamerid)}),streamerid)},connection.onpartofscreen=function(e){var image=document.createElement("img");image.src=e.screenshot,connection.body.appendChild(image)},connection.skipLogs=function(){log=error=warn=function(){}},connection.hold=function(mLine){for(var peer in connection.peers)connection.peers[peer].hold(mLine)},connection.onhold=function(track){log("onhold",track),"audio"!=track.kind&&(track.mediaElement.pause(),track.mediaElement.setAttribute("poster",track.screenshot||connection.resources.muted)),"audio"==track.kind&&(track.mediaElement.muted=!0)},connection.unhold=function(mLine){for(var peer in connection.peers)connection.peers[peer].unhold(mLine)},connection.onunhold=function(track){log("onunhold",track),"audio"!=track.kind&&(track.mediaElement.play(),track.mediaElement.removeAttribute("poster")),"audio"!=track.kind&&(track.mediaElement.muted=!1)},connection.sharePartOfScreen=function(args){function partOfScreenCapturer(){(!connection.partOfScreen||connection.partOfScreen.sharing)&&capturePartOfScreen({element:args.element,connection:connection,callback:function(screenshot){if(screenshot!=lastScreenshot){lastScreenshot=screenshot;for(var channel in connection.channels)connection.channels[channel].send({screenshot:screenshot,isPartOfScreen:!0})}!args.once&&setTimeout(partOfScreenCapturer,args.interval||200)}})}var lastScreenshot="";partOfScreenCapturer(),connection.partOfScreen=merge({sharing:!0},args)},connection.pausePartOfScreenSharing=function(){for(var peer in connection.peers)connection.peers[peer].pausePartOfScreenSharing=!0;connection.partOfScreen&&(connection.partOfScreen.sharing=!1)},connection.resumePartOfScreenSharing=function(){for(var peer in connection.peers)connection.peers[peer].pausePartOfScreenSharing=!1;connection.partOfScreen&&(connection.partOfScreen.sharing=!0)},connection.stopPartOfScreenSharing=function(){for(var peer in connection.peers)connection.peers[peer].stopPartOfScreenSharing=!0;connection.partOfScreen&&(connection.partOfScreen.sharing=!1)},connection.takeScreenshot=function(element,callback){if(!element||!callback)throw"Invalid number of arguments.";if(!window.html2canvas)return loadScript(connection.resources.html2canvas,function(){connection.takeScreenshot(element)});if(isString(element)&&(element=document.querySelector(element),element||(element=document.getElementById(element))),!element)throw"HTML Element is inaccessible!";html2canvas(element,{onrendered:function(canvas){callback(canvas.toDataURL())}})},connection.onScreenCapturingExtensionAvailable=function(){log("It seems that screen capturing extension is installed and available on your system!")},!isPluginRTC&&DetectRTC.screen.onScreenCapturingExtensionAvailable&&(DetectRTC.screen.onScreenCapturingExtensionAvailable=function(){connection.onScreenCapturingExtensionAvailable()}),connection.changeBandwidth=function(bandwidth){for(var peer in connection.peers)connection.peers[peer].changeBandwidth(bandwidth)},connection.convertToAudioStream=function(mediaStream){convertToAudioStream(mediaStream)},connection.onstatechange=function(state){log("on:state:change ("+state.userid+"):",state.name+":",state.reason||"")},connection.onfailed=function(event){event.peer.numOfRetries||(event.peer.numOfRetries=0),event.peer.numOfRetries++,error("ICE connectivity check is failed. Renegotiating peer connection."),event.peer.numOfRetries<2&&event.peer.renegotiate(),event.peer.numOfRetries>=2&&(event.peer.numOfRetries=0)},connection.onconnected=function(event){log("Peer connection has been established between you and",event.userid)},connection.ondisconnected=function(event){error("Peer connection seems has been disconnected between you and",event.userid),isEmpty(connection.channels)||connection.channels[event.userid]&&(connection.channels[event.userid].send({checkingPresence:!0}),setTimeout(function(){return connection.peers[event.userid].connected?void delete connection.peers[event.userid].connected:(connection.streams.remove({remote:!0,userid:event.userid}),void connection.remove(event.userid))},3e3))},connection.onstreamid=function(event){log("got remote streamid",event.streamid,"from",event.userid)},connection.stopMediaStream=function(mediaStream){if(!mediaStream)throw"MediaStream argument is mandatory.";if(connection.keepStreamsOpened)return void(mediaStream.onended&&mediaStream.onended());connection.localStreams[mediaStream.streamid]&&delete connection.localStreams[mediaStream.streamid],isFirefox&&mediaStream.onended&&mediaStream.onended();var checkForMediaStreamTrackStop=Boolean((mediaStream.getAudioTracks||mediaStream.getVideoTracks)&&(mediaStream.getAudioTracks()[0]&&!mediaStream.getAudioTracks()[0].stop||mediaStream.getVideoTracks()[0]&&!mediaStream.getVideoTracks()[0].stop));return!mediaStream.getAudioTracks||checkForMediaStreamTrackStop?void(mediaStream.stop&&mediaStream.stop()):(mediaStream.getAudioTracks().length&&mediaStream.getAudioTracks()[0].stop&&mediaStream.getAudioTracks().forEach(function(track){track.stop()}),void(mediaStream.getVideoTracks().length&&mediaStream.getVideoTracks()[0].stop&&mediaStream.getVideoTracks().forEach(function(track){track.stop()})))},connection.changeBandwidth=function(bandwidth){if(!bandwidth||isString(bandwidth)||isEmpty(bandwidth))throw'Invalid "bandwidth" arguments.';forEach(connection.peers,function(peer){peer.peer.bandwidth=bandwidth}),connection.renegotiate()},connection.openSignalingChannel=function(config){if(!window.Firebase)return loadScript(connection.resources.firebase,function(){connection.openSignalingChannel(config)});var channel=config.channel||connection.channel;connection.firebase&&(connection.resources.firebaseio=connection.resources.firebaseio.replace("//chat.","//"+connection.firebase+"."));var firebase=new Firebase(connection.resources.firebaseio+channel);firebase.channel=channel,firebase.on("child_added",function(data){config.onmessage(data.val())}),firebase.send=function(data){for(var prop in data)(isNull(data[prop])||"function"==typeof data[prop])&&(data[prop]=!1);this.push(data)},connection.socket||(connection.socket=firebase),firebase.onDisconnect().remove(),setTimeout(function(){config.callback(firebase)},1)},connection.Plugin=Plugin}window.RMCDefaultChannel=location.href.replace(/\/|:|#|\?|\$|\^|%|\.|`|~|!|\+|@|\[|\||]|\|*. /g,"").split("\n").join("").split("\r").join(""),window.RTCMultiConnection=function(channel){function initRTCMultiSession(onSignalingReady){return screenFrame&&loadScreenFrame(),rtcMultiSession?onSignalingReady():void(rtcMultiSession=new RTCMultiSession(connection,onSignalingReady))}function joinSession(session,joinAs){if(isString(session)&&(connection.skipOnNewSession=!0),!rtcMultiSession)return log("Signaling channel is not ready. Connecting..."),void initRTCMultiSession(function(){log("Signaling channel is connected. Joining the session again..."),setTimeout(function(){joinSession(session,joinAs)},1e3)});if(isString(session)){if(!connection.sessionDescriptions[session])return setTimeout(function(){log("Session-Descriptions not found. Rechecking.."),joinSession(session,joinAs)},1e3);session=connection.sessionDescriptions[session]}if(joinAs)return captureUserMedia(function(){session.oneway=!0,joinSession(session)},joinAs);if(!session||!session.userid||!session.sessionid){error("missing arguments",arguments);var error='Invalid data passed over "connection.join" method.';throw connection.onstatechange({userid:"browser",extra:{},name:"Unexpected data detected.",reason:error}),error}connection.dontOverrideSession||(connection.session=session.session);var extra=connection.extra||session.extra||{};session.oneway||isData(session)?rtcMultiSession.joinSession(session,extra):captureUserMedia(function(){rtcMultiSession.joinSession(session,extra)})}function captureUserMedia(callback,_session,dontCheckChromExtension){function onIFrameCallback(event){if(event.data&&event.data.chromeMediaSourceId){window.removeEventListener("message",onIFrameCallback);var sourceId=event.data.chromeMediaSourceId;if(DetectRTC.screen.sourceId=sourceId,DetectRTC.screen.chromeMediaSource="desktop","PermissionDeniedError"==sourceId){var mediaStreamError={message:"https:"==location.protocol?"User denied to share content of his screen.":SCREEN_COMMON_FAILURE,name:"PermissionDeniedError",constraintName:screen_constraints,session:session};return currentUserMediaRequest.mutex=!1,DetectRTC.screen.sourceId=null,connection.onMediaError(mediaStreamError)}captureUserMedia(callback,_session)}event.data&&event.data.chromeExtensionStatus&&(warn("Screen capturing extension status is:",event.data.chromeExtensionStatus),DetectRTC.screen.chromeMediaSource="screen",captureUserMedia(callback,_session,!0))}function _captureUserMedia(forcedConstraints,forcedCallback,isRemoveVideoTracks,dontPreventSSLAutoAllowed){if(connection.onstatechange({userid:"browser",extra:{},name:"fetching-usermedia",reason:"About to capture user-media with constraints: "+toStr(forcedConstraints)}),connection.preventSSLAutoAllowed&&!dontPreventSSLAutoAllowed&&isChrome)return navigator.customGetUserMediaBar?void navigator.customGetUserMediaBar(forcedConstraints,function(){_captureUserMedia(forcedConstraints,forcedCallback,isRemoveVideoTracks,!0);
+},function(){connection.onMediaError({name:"PermissionDeniedError",message:"User denied permission.",constraintName:forcedConstraints,session:session})}):void loadScript(connection.resources.customGetUserMediaBar,function(){_captureUserMedia(forcedConstraints,forcedCallback,isRemoveVideoTracks,dontPreventSSLAutoAllowed)});var mediaConfig={onsuccess:function(stream,returnBack,idInstance,streamid){onStreamSuccessCallback(stream,returnBack,idInstance,streamid,forcedConstraints,forcedCallback,isRemoveVideoTracks,screen_constraints,constraints,session)},onerror:function(e,constraintUsed){if(isFirefox&&"PERMISSION_DENIED"==e&&(e={message:"",name:"PermissionDeniedError",constraintName:constraintUsed,session:session}),isFirefox&&constraintUsed.video&&constraintUsed.video.mozMediaSource)return mediaStreamError={message:Firefox_Screen_Capturing_Warning,name:e.name||"PermissionDeniedError",constraintName:constraintUsed,session:session},void connection.onMediaError(mediaStreamError);if(isString(e))return connection.onMediaError({message:"Unknown Error",name:e,constraintName:constraintUsed,session:session});if(e.name&&("PermissionDeniedError"==e.name||"DevicesNotFoundError"==e.name)){var mediaStreamError="Either: ";mediaStreamError+="\n Media resolutions are not permitted.",mediaStreamError+="\n Another application is using same media device.",mediaStreamError+="\n Media device is not attached or drivers not installed.",mediaStreamError+="\n You denied access once and it is still denied.",e.message&&e.message.length&&(mediaStreamError+="\n "+e.message),mediaStreamError={message:mediaStreamError,name:e.name,constraintName:constraintUsed,session:session},connection.onMediaError(mediaStreamError),isChrome&&(session.audio||session.video)&&DetectRTC.load(function(){session.audio&&!DetectRTC.hasMicrophone&&(warn("It seems that you have no microphone attached to your device/system."),session.audio=session.audio=!1,session.video||(alert("It seems that you are capturing microphone and there is no device available or access is denied. Reloading..."),location.reload())),session.video&&!DetectRTC.hasWebcam&&(warn("It seems that you have no webcam attached to your device/system."),session.video=session.video=!1,session.audio||(alert("It seems that you are capturing webcam and there is no device available or access is denied. Reloading..."),location.reload())),DetectRTC.hasMicrophone||DetectRTC.hasWebcam?connection.getUserMediaPromptedOnce||(connection.getUserMediaPromptedOnce=!0,captureUserMedia(callback,session)):(alert("It seems that either both microphone/webcam are not available or access is denied. Reloading..."),location.reload())})}if(e.name&&"ConstraintNotSatisfiedError"==e.name){var mediaStreamError="Either: ";mediaStreamError+="\n You are prompting unknown media resolutions.",mediaStreamError+="\n You are using invalid media constraints.",e.message&&e.message.length&&(mediaStreamError+="\n "+e.message),mediaStreamError={message:mediaStreamError,name:e.name,constraintName:constraintUsed,session:session},connection.onMediaError(mediaStreamError)}session.screen&&(isFirefox?error(Firefox_Screen_Capturing_Warning):"https:"!==location.protocol?isNodeWebkit||"file:"!=location.protocol&&"http:"!=location.protocol||error("You cannot use HTTP or file protocol for screen capturing. You must either use HTTPs or chrome extension page or Node-Webkit page."):error('Unable to detect actual issue. Maybe "deprecated" screen capturing flag was not set using command line or maybe you clicked "No" button or maybe chrome extension returned invalid "sourceId". Please install chrome-extension: http://bit.ly/webrtc-screen-extension')),currentUserMediaRequest.mutex=!1;var idInstance=JSON.stringify(constraintUsed);currentUserMediaRequest.streams[idInstance]&&delete currentUserMediaRequest.streams[idInstance]},mediaConstraints:connection.mediaConstraints||{}};mediaConfig.constraints=forcedConstraints||constraints,mediaConfig.connection=connection,getUserMedia(mediaConfig)}var session=_session||connection.session;if(isEmpty(session))return void(callback&&callback());if(connection.dontCaptureUserMedia)return callback();if(isData(session)||!connection.isInitiator&&session.oneway)return connection.attachStreams=[],callback();var constraints={audio:session.audio?{mandatory:{},optional:[{chromeRenderToAssociatedSink:!0}]}:!1,video:!!session.video};if(connection._mediaSources.audio&&constraints.audio.optional.push({sourceId:connection._mediaSources.audio}),connection._mediaSources.audiooutput&&constraints.audio.optional.push({sourceId:connection._mediaSources.audiooutput}),connection._mediaSources.audioinput&&constraints.audio.optional.push({sourceId:connection._mediaSources.audioinput}),connection._mediaSources.video&&(constraints.video={optional:[{sourceId:connection._mediaSources.video}]}),connection._mediaSources.videoinput&&(constraints.video={optional:[{sourceId:connection._mediaSources.videoinput}]}),!session.screen&&!constraints.audio&&!constraints.video)return callback();var screen_constraints={audio:!1,video:{mandatory:{chromeMediaSource:DetectRTC.screen.chromeMediaSource,maxWidth:screen.width>1920?screen.width:1920,maxHeight:screen.height>1080?screen.height:1080},optional:[]}};if(isFirefox&&session.screen){if("https:"!==location.protocol)return error(SCREEN_COMMON_FAILURE);warn(Firefox_Screen_Capturing_Warning),screen_constraints.video={mozMediaSource:"window",mediaSource:"window"},constraints.audio&&(screen_constraints.audio=!0,constraints={}),delete screen_constraints.video.chromeMediaSource}if(session.screen){if(isChrome&&DetectRTC.screen.extensionid!=ReservedExtensionID&&(useCustomChromeExtensionForScreenCapturing=!0),isChrome&&!useCustomChromeExtensionForScreenCapturing&&!dontCheckChromExtension&&!DetectRTC.screen.sourceId)return listenEventHandler("message",onIFrameCallback),screenFrame||loadScreenFrame(),void screenFrame.postMessage();if(isChrome&&useCustomChromeExtensionForScreenCapturing&&!dontCheckChromExtension&&"screen"==DetectRTC.screen.chromeMediaSource&&DetectRTC.screen.extensionid)return DetectRTC.screen.extensionid==ReservedExtensionID&&-1==document.domain.indexOf("webrtc-experiment.com")?captureUserMedia(callback,_session,!0):(log("checking if chrome extension is installed."),void DetectRTC.screen.getChromeExtensionStatus(function(status){"installed-enabled"==status&&(DetectRTC.screen.chromeMediaSource="desktop"),captureUserMedia(callback,_session,!0),log("chrome extension is installed?","desktop"==DetectRTC.screen.chromeMediaSource)}));if(isChrome&&useCustomChromeExtensionForScreenCapturing&&"desktop"==DetectRTC.screen.chromeMediaSource&&!DetectRTC.screen.sourceId)return void DetectRTC.screen.getSourceId(function(sourceId){if("PermissionDeniedError"==sourceId){var mediaStreamError={message:"User denied to share content of his screen.",name:"PermissionDeniedError",constraintName:screen_constraints,session:session};return currentUserMediaRequest.mutex=!1,DetectRTC.screen.chromeMediaSource="desktop",connection.onMediaError(mediaStreamError)}return"No-Response"==sourceId?(error("Chrome extension seems not available. Make sure that manifest.json#L16 has valid content-script matches pointing to your URL."),DetectRTC.screen.chromeMediaSource="screen",captureUserMedia(callback,_session,!0)):void captureUserMedia(callback,_session,!0)});isChrome&&"desktop"==DetectRTC.screen.chromeMediaSource&&(screen_constraints.video.mandatory.chromeMediaSourceId=DetectRTC.screen.sourceId);var _isFirstSession=isFirstSession;_captureUserMedia(screen_constraints,constraints.audio||constraints.video?function(){_isFirstSession&&(isFirstSession=!0),_captureUserMedia(constraints,callback)}:callback)}else _captureUserMedia(constraints,callback,session.audio&&!session.video)}function onStreamSuccessCallback(stream,returnBack,idInstance,streamid,forcedConstraints,forcedCallback,isRemoveVideoTracks,screen_constraints,constraints,session){streamid||(streamid=getRandomString()),connection.onstatechange({userid:"browser",extra:{},name:"usermedia-fetched",reason:"Captured user media using constraints: "+toStr(forcedConstraints)}),isRemoveVideoTracks&&(stream=convertToAudioStream(stream)),connection.localStreamids.push(streamid),stream.onended=function(){streamedObject.mediaElement&&!streamedObject.mediaElement.parentNode&&document.getElementById(stream.streamid)&&(streamedObject.mediaElement=document.getElementById(stream.streamid)),connection.attachStreams.forEach(function(_stream,index){_stream==stream&&(delete connection.attachStreams[index],connection.attachStreams=swap(connection.attachStreams))}),onStreamEndedHandler(streamedObject,connection),connection.streams[streamid]&&connection.removeStream(streamid);var _stream=connection.streams[streamid];_stream&&_stream.sockets.length&&_stream.sockets.forEach(function(socket){socket.send({streamid:_stream.streamid,stopped:!0})}),currentUserMediaRequest.mutex=!1,currentUserMediaRequest.streams[idInstance]&&delete currentUserMediaRequest.streams[idInstance],DetectRTC.screen.sourceId=null},isIE||(stream.streamid=streamid,stream.isScreen=forcedConstraints==screen_constraints,stream.isVideo=forcedConstraints==constraints&&!!constraints.video,stream.isAudio=forcedConstraints==constraints&&!!constraints.audio&&!constraints.video,stream.preMuted={audio:stream.getAudioTracks().length&&!stream.getAudioTracks()[0].enabled,video:stream.getVideoTracks().length&&!stream.getVideoTracks()[0].enabled});var mediaElement=createMediaElement(stream,session);mediaElement.muted=!0;var streamedObject={stream:stream,streamid:streamid,mediaElement:mediaElement,blobURL:mediaElement.mozSrcObject?URL.createObjectURL(stream):mediaElement.src,type:"local",userid:connection.userid,extra:connection.extra,session:session,isVideo:!!stream.isVideo,isAudio:!!stream.isAudio,isScreen:!!stream.isScreen,isInitiator:!!connection.isInitiator,rtcMultiConnection:connection};isFirstSession&&connection.attachStreams.push(stream),isFirstSession=!1,connection.streams[streamid]=connection._getStream(streamedObject),returnBack||connection.onstream(streamedObject),connection.setDefaultEventsForMediaElement&&connection.setDefaultEventsForMediaElement(mediaElement,streamid),forcedCallback&&forcedCallback(stream,streamedObject),connection.onspeaking&&initHark({stream:stream,streamedObject:streamedObject,connection:connection})}var rtcMultiSession,connection=this;connection.channel=channel||RMCDefaultChannel,connection.isAcceptNewSession=!0,connection.open=function(args){connection.isAcceptNewSession=!1,connection.isInitiator=!0;var dontTransmit=!1;return args&&(isString(args)?connection.sessionid=args:(isNull(args.transmitRoomOnce)||(connection.transmitRoomOnce=args.transmitRoomOnce),isNull(args.dontTransmit)||(dontTransmit=args.dontTransmit),isNull(args.sessionid)||(connection.sessionid=args.sessionid))),connection.socket&&connection.socket.remove&&connection.socket.remove(),connection.sessionid||(connection.sessionid=connection.channel),connection.sessionDescription={sessionid:connection.sessionid,userid:connection.userid,session:connection.session,extra:connection.extra},connection.sessionDescriptions[connection.sessionDescription.sessionid]||(connection.numberOfSessions++,connection.sessionDescriptions[connection.sessionDescription.sessionid]=connection.sessionDescription),initRTCMultiSession(function(){rtcMultiSession.captureUserMediaOnDemand=args?!!args.captureUserMediaOnDemand:!1,args&&args.onMediaCaptured&&(connection.onMediaCaptured=args.onMediaCaptured),rtcMultiSession.captureUserMediaOnDemand||captureUserMedia(function(){rtcMultiSession.initSession({sessionDescription:connection.sessionDescription,dontTransmit:dontTransmit}),invokeMediaCaptured(connection)}),rtcMultiSession.captureUserMediaOnDemand&&rtcMultiSession.initSession({sessionDescription:connection.sessionDescription,dontTransmit:dontTransmit})}),connection.sessionDescription},connection.connect=function(sessionid){return sessionid&&(connection.sessionid=sessionid),initRTCMultiSession(function(){log("Signaling channel is ready.")}),this},connection.join=joinSession,connection.send=function(data,_channel){if(connection.numberOfConnectedUsers<=0)return void setTimeout(function(){connection.send(data,_channel)},1e3);if(!data)throw"No file, data or text message to share.";if(data instanceof Array&&!isNull(data[0].size)&&!isNull(data[0].type))for(var i=0;i=0,isFirefox="undefined"!=typeof window.InstallTrigger,isSafari=Object.prototype.toString.call(window.HTMLElement).indexOf("Constructor")>0,isChrome=!!window.chrome&&!isOpera,isIE=!!document.documentMode,isPluginRTC=isSafari||isIE,isMobileDevice=!!navigator.userAgent.match(/Android|iPhone|iPad|iPod|BlackBerry|IEMobile/i),isNodeWebkit=!!(window.process&&"object"==typeof window.process&&window.process.versions&&window.process.versions["node-webkit"]);window.MediaStream=window.MediaStream||window.webkitMediaStream,window.AudioContext=window.AudioContext||window.webkitAudioContext;var chromeVersion=50,matchArray=navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./);isChrome&&matchArray&&matchArray[2]&&(chromeVersion=parseInt(matchArray[2],10));var firefoxVersion=50;matchArray=navigator.userAgent.match(/Firefox\/(.*)/),isFirefox&&matchArray&&matchArray[1]&&(firefoxVersion=parseInt(matchArray[1],10));var console=window.console||{log:function(){},error:function(){},warn:function(){}};if(isChrome||isFirefox||isSafari)var log=console.log.bind(console),error=console.error.bind(console),warn=console.warn.bind(console);var screenFrame,loadedScreenFrame,loadedIceFrame,onStreamEndedHandlerFiredFor={},onLeaveHandlerFiredFor={},Firefox_Screen_Capturing_Warning='Make sure that you are using Firefox Nightly and you enabled: media.getusermedia.screensharing.enabled flag from about:config page. You also need to add your domain in "media.getusermedia.screensharing.allowed_domains" flag. If you are using WinXP then also enable "media.getusermedia.screensharing.allow_on_old_platforms" flag. NEVER forget to use "only" HTTPs for screen capturing!',SCREEN_COMMON_FAILURE="HTTPs i.e. SSL-based URI is mandatory to use screen capturing.",ReservedExtensionID="ajhifddimkapgcifgcodmmfdlknahffk",useCustomChromeExtensionForScreenCapturing=-1!=document.domain.indexOf("webrtc-experiment.com");attachEventListener=function(video,type,listener,useCapture){video.addEventListener(type,listener,useCapture)};var Plugin=window.PluginRTC||{};window.onPluginRTCInitialized=function(pluginRTCObject){Plugin=pluginRTCObject,MediaStreamTrack=Plugin.MediaStreamTrack,RTCPeerConnection=Plugin.RTCPeerConnection,RTCIceCandidate=Plugin.RTCIceCandidate,RTCSessionDescription=Plugin.RTCSessionDescription,log(isPluginRTC?"Java-Applet":"ActiveX","plugin has been loaded.")},isEmpty(Plugin)||window.onPluginRTCInitialized(Plugin),isPluginRTC&&loadScript("https://cdn.webrtc-experiment.com/Plugin.EveryWhere.js");var MediaStream=window.MediaStream;"undefined"==typeof MediaStream&&"undefined"!=typeof webkitMediaStream&&(MediaStream=webkitMediaStream),"undefined"==typeof MediaStream||"stop"in MediaStream.prototype||(MediaStream.prototype.stop=function(){this.getAudioTracks().forEach(function(track){track.stop()}),this.getVideoTracks().forEach(function(track){track.stop()})});var RTCPeerConnection,defaultConstraints={mandatory:{},optional:[]},currentUserMediaRequest={streams:[],mutex:!1,queueRequests:[]},RTCSessionDescription=window.RTCSessionDescription||window.mozRTCSessionDescription,RTCIceCandidate=window.RTCIceCandidate||window.mozRTCIceCandidate;"undefined"!=typeof mozRTCPeerConnection?RTCPeerConnection=mozRTCPeerConnection:"undefined"!=typeof webkitRTCPeerConnection?RTCPeerConnection=webkitRTCPeerConnection:"undefined"!=typeof window.RTCPeerConnection?RTCPeerConnection=window.RTCPeerConnection:console.error("WebRTC 1.0 (RTCPeerConnection) API seems NOT available in this browser.");var FileSaver={SaveToDisk:invokeSaveAsDialog},TextSender={send:function(config){function sendText(textMessage,text){var data={type:"text",uuid:uuid,sendingTime:sendingTime};textMessage&&(text=textMessage,data.packets=parseInt(text.length/packetSize)),text.length>packetSize?data.message=text.slice(0,packetSize):(data.message=text,data.last=!0,data.isobject=isobject),channel.send(data,_channel),textToTransfer=text.slice(data.message.length),textToTransfer.length&&setTimeout(function(){sendText(null,textToTransfer)},connection.chunkInterval||100)}var connection=config.connection;if(config.text instanceof ArrayBuffer||config.text instanceof DataView)return config.channel.send(config.text,config._channel);var channel=config.channel,_channel=config._channel,initialText=config.text,packetSize=connection.chunkSize||1e3,textToTransfer="",isobject=!1;isString(initialText)||(isobject=!0,initialText=JSON.stringify(initialText));var uuid=getRandomString(),sendingTime=(new Date).getTime();sendText(initialText)}};!function(){"use strict";function getBrowserInfo(){var nameOffset,verOffset,ix,nAgt=(navigator.appVersion,navigator.userAgent),browserName=navigator.appName,fullVersion=""+parseFloat(navigator.appVersion),majorVersion=parseInt(navigator.appVersion,10);return-1!==(verOffset=nAgt.indexOf("Opera"))?(browserName="Opera",fullVersion=nAgt.substring(verOffset+6),-1!==(verOffset=nAgt.indexOf("Version"))&&(fullVersion=nAgt.substring(verOffset+8))):-1!==(verOffset=nAgt.indexOf("MSIE"))?(browserName="IE",fullVersion=nAgt.substring(verOffset+5)):-1!==(verOffset=nAgt.indexOf("Chrome"))?(browserName="Chrome",fullVersion=nAgt.substring(verOffset+7)):-1!==(verOffset=nAgt.indexOf("Safari"))?(browserName="Safari",fullVersion=nAgt.substring(verOffset+7),-1!==(verOffset=nAgt.indexOf("Version"))&&(fullVersion=nAgt.substring(verOffset+8))):-1!==(verOffset=nAgt.indexOf("Firefox"))?(browserName="Firefox",fullVersion=nAgt.substring(verOffset+8)):(nameOffset=nAgt.lastIndexOf(" ")+1)<(verOffset=nAgt.lastIndexOf("/"))&&(browserName=nAgt.substring(nameOffset,verOffset),fullVersion=nAgt.substring(verOffset+1),browserName.toLowerCase()===browserName.toUpperCase()&&(browserName=navigator.appName)),isEdge&&(browserName="Edge",fullVersion=parseInt(navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)[2],10)),-1!==(ix=fullVersion.indexOf(";"))&&(fullVersion=fullVersion.substring(0,ix)),-1!==(ix=fullVersion.indexOf(" "))&&(fullVersion=fullVersion.substring(0,ix)),majorVersion=parseInt(""+fullVersion,10),isNaN(majorVersion)&&(fullVersion=""+parseFloat(navigator.appVersion),majorVersion=parseInt(navigator.appVersion,10)),{fullVersion:fullVersion,version:majorVersion,name:browserName}}function DetectLocalIPAddress(callback){getIPs(function(ip){callback(ip.match(/^(192\.168\.|169\.254\.|10\.|172\.(1[6-9]|2\d|3[01]))/)?"Local: "+ip:"Public: "+ip)})}function getIPs(callback){function handleCandidate(candidate){var ipRegex=/([0-9]{1,3}(\.[0-9]{1,3}){3})/,ipAddress=ipRegex.exec(candidate)[1];void 0===ipDuplicates[ipAddress]&&callback(ipAddress),ipDuplicates[ipAddress]=!0}var ipDuplicates={},RTCPeerConnection=window.RTCPeerConnection||window.mozRTCPeerConnection||window.webkitRTCPeerConnection,useWebKit=!!window.webkitRTCPeerConnection;if(!RTCPeerConnection){var iframe=document.getElementById("iframe");if(!iframe)throw"NOTE: you need to have an iframe in the page right above the script tag.";var win=iframe.contentWindow;RTCPeerConnection=win.RTCPeerConnection||win.mozRTCPeerConnection||win.webkitRTCPeerConnection,useWebKit=!!win.webkitRTCPeerConnection}var servers,mediaConstraints={optional:[{RtpDataChannels:!0}]};useWebKit&&(servers={iceServers:[{urls:"stun:stun.services.mozilla.com"}]},"undefined"!=typeof DetectRTC&&DetectRTC.browser.isFirefox&&DetectRTC.browser.version<=38&&(servers[0]={url:servers[0].urls}));var pc=new RTCPeerConnection(servers,mediaConstraints);pc.onicecandidate=function(ice){ice.candidate&&handleCandidate(ice.candidate.candidate)},pc.createDataChannel(""),pc.createOffer(function(result){pc.setLocalDescription(result,function(){},function(){})},function(){}),setTimeout(function(){var lines=pc.localDescription.sdp.split("\n");lines.forEach(function(line){0===line.indexOf("a=candidate:")&&handleCandidate(line)})},1e3)}function checkDeviceSupport(callback){return!navigator.enumerateDevices&&window.MediaStreamTrack&&window.MediaStreamTrack.getSources&&(navigator.enumerateDevices=window.MediaStreamTrack.getSources.bind(window.MediaStreamTrack)),!navigator.enumerateDevices&&navigator.enumerateDevices&&(navigator.enumerateDevices=navigator.enumerateDevices.bind(navigator)),navigator.enumerateDevices?(MediaDevices=[],void navigator.enumerateDevices(function(devices){devices.forEach(function(_device){var device={};for(var d in _device)device[d]=_device[d];var skip;MediaDevices.forEach(function(d){d.id===device.id&&(skip=!0)}),skip||("audio"===device.kind&&(device.kind="audioinput"),"video"===device.kind&&(device.kind="videoinput"),device.deviceId||(device.deviceId=device.id),device.id||(device.id=device.deviceId),device.label||(device.label="Please invoke getUserMedia once.",isHTTPs||(device.label="HTTPs is required to get label of this "+device.kind+" device.")),("audioinput"===device.kind||"audio"===device.kind)&&(hasMicrophone=!0),"audiooutput"===device.kind&&(hasSpeakers=!0),("videoinput"===device.kind||"video"===device.kind)&&(hasWebcam=!0),MediaDevices.push(device))}),"undefined"!=typeof DetectRTC&&(DetectRTC.MediaDevices=MediaDevices,DetectRTC.hasMicrophone=hasMicrophone,DetectRTC.hasSpeakers=hasSpeakers,DetectRTC.hasWebcam=hasWebcam),callback&&callback()})):void(callback&&callback())}var navigator=window.navigator;navigator.mediaDevices&&navigator.mediaDevices.enumerateDevices&&(navigator.enumerateDevices=function(callback){navigator.mediaDevices.enumerateDevices().then(callback)}),"undefined"!=typeof navigator?("undefined"!=typeof navigator.webkitGetUserMedia&&(navigator.getUserMedia=navigator.webkitGetUserMedia),"undefined"!=typeof navigator.mozGetUserMedia&&(navigator.getUserMedia=navigator.mozGetUserMedia)):navigator={getUserMedia:function(){}};var isMobileDevice=!!navigator.userAgent.match(/Android|iPhone|iPad|iPod|BlackBerry|IEMobile/i),isEdge=!(-1===navigator.userAgent.indexOf("Edge")||!navigator.msSaveOrOpenBlob&&!navigator.msSaveBlob),isMobile={Android:function(){return navigator.userAgent.match(/Android/i)},BlackBerry:function(){return navigator.userAgent.match(/BlackBerry/i)},iOS:function(){return navigator.userAgent.match(/iPhone|iPad|iPod/i)},Opera:function(){return navigator.userAgent.match(/Opera Mini/i)},Windows:function(){return navigator.userAgent.match(/IEMobile/i)},any:function(){return isMobile.Android()||isMobile.BlackBerry()||isMobile.iOS()||isMobile.Opera()||isMobile.Windows()},getOsName:function(){var osName="Unknown OS";return isMobile.Android()&&(osName="Android"),isMobile.BlackBerry()&&(osName="BlackBerry"),isMobile.iOS()&&(osName="iOS"),isMobile.Opera()&&(osName="Opera Mini"),isMobile.Windows()&&(osName="Windows"),osName}},osName="Unknown OS";isMobile.any()?osName=isMobile.getOsName():(-1!==navigator.appVersion.indexOf("Win")&&(osName="Windows"),-1!==navigator.appVersion.indexOf("Mac")&&(osName="MacOS"),-1!==navigator.appVersion.indexOf("X11")&&(osName="UNIX"),-1!==navigator.appVersion.indexOf("Linux")&&(osName="Linux"));var isCanvasSupportsStreamCapturing=!1,isVideoSupportsStreamCapturing=!1;["captureStream","mozCaptureStream","webkitCaptureStream"].forEach(function(item){item in document.createElement("canvas")&&(isCanvasSupportsStreamCapturing=!0),item in document.createElement("video")&&(isVideoSupportsStreamCapturing=!0)});var MediaDevices=[],canEnumerate=!1;"undefined"!=typeof MediaStreamTrack&&"getSources"in MediaStreamTrack?canEnumerate=!0:navigator.mediaDevices&&navigator.mediaDevices.enumerateDevices&&(canEnumerate=!0);var hasMicrophone=canEnumerate,hasSpeakers=canEnumerate,hasWebcam=canEnumerate;checkDeviceSupport();var DetectRTC={};DetectRTC.browser=getBrowserInfo(),DetectRTC.browser["is"+DetectRTC.browser.name]=!0;var isHTTPs="https:"===location.protocol,isWebRTCSupported=(!!(window.process&&"object"==typeof window.process&&window.process.versions&&window.process.versions["node-webkit"]),!1);["webkitRTCPeerConnection","mozRTCPeerConnection","RTCIceGatherer"].forEach(function(item){item in window&&(isWebRTCSupported=!0)}),DetectRTC.isWebRTCSupported=isWebRTCSupported,DetectRTC.isORTCSupported="undefined"!=typeof RTCIceGatherer;var isScreenCapturingSupported=!1;DetectRTC.browser.isChrome&&DetectRTC.browser.version>=35?isScreenCapturingSupported=!0:DetectRTC.browser.isFirefox&&DetectRTC.browser.version>=34&&(isScreenCapturingSupported=!0),isHTTPs||(isScreenCapturingSupported=!1),DetectRTC.isScreenCapturingSupported=isScreenCapturingSupported;var webAudio={};["AudioContext","webkitAudioContext","mozAudioContext","msAudioContext"].forEach(function(item){webAudio.isSupported&&webAudio.isCreateMediaStreamSourceSupported||item in window&&(webAudio.isSupported=!0,"createMediaStreamSource"in window[item].prototype&&(webAudio.isCreateMediaStreamSourceSupported=!0))}),DetectRTC.isAudioContextSupported=webAudio.isSupported,DetectRTC.isCreateMediaStreamSourceSupported=webAudio.isCreateMediaStreamSourceSupported;var isRtpDataChannelsSupported=!1;DetectRTC.browser.isChrome&&DetectRTC.browser.version>31&&(isRtpDataChannelsSupported=!0),DetectRTC.isRtpDataChannelsSupported=isRtpDataChannelsSupported;var isSCTPSupportd=!1;if(DetectRTC.browser.isFirefox&&DetectRTC.browser.version>28?isSCTPSupportd=!0:DetectRTC.browser.isChrome&&DetectRTC.browser.version>25?isSCTPSupportd=!0:DetectRTC.browser.isOpera&&DetectRTC.browser.version>=11&&(isSCTPSupportd=!0),DetectRTC.isSctpDataChannelsSupported=isSCTPSupportd,DetectRTC.isMobileDevice=isMobileDevice,DetectRTC.isWebSocketsSupported="WebSocket"in window&&2===window.WebSocket.CLOSING,DetectRTC.isWebSocketsBlocked="Checking",DetectRTC.isWebSocketsSupported){var websocket=new WebSocket("wss://echo.websocket.org:443/");websocket.onopen=function(){DetectRTC.isWebSocketsBlocked=!1,DetectRTC.loadCallback&&DetectRTC.loadCallback()},websocket.onerror=function(){DetectRTC.isWebSocketsBlocked=!0,DetectRTC.loadCallback&&DetectRTC.loadCallback()}}var isGetUserMediaSupported=!1;navigator.getUserMedia?isGetUserMediaSupported=!0:navigator.mediaDevices&&navigator.mediaDevices.getUserMedia&&(isGetUserMediaSupported=!0),DetectRTC.browser.isChrome&&DetectRTC.browser.version>=47&&!isHTTPs&&(DetectRTC.isGetUserMediaSupported="Requires HTTPs"),DetectRTC.isGetUserMediaSupported=isGetUserMediaSupported,DetectRTC.osName=osName,DetectRTC.isCanvasSupportsStreamCapturing=isCanvasSupportsStreamCapturing,DetectRTC.isVideoSupportsStreamCapturing=isVideoSupportsStreamCapturing,DetectRTC.DetectLocalIPAddress=DetectLocalIPAddress,DetectRTC.load=function(callback){this.loadCallback=callback,checkDeviceSupport(callback)},DetectRTC.MediaDevices=MediaDevices,DetectRTC.hasMicrophone=hasMicrophone,DetectRTC.hasSpeakers=hasSpeakers,DetectRTC.hasWebcam=hasWebcam;var isSetSinkIdSupported=!1;"setSinkId"in document.createElement("video")&&(isSetSinkIdSupported=!0),DetectRTC.isSetSinkIdSupported=isSetSinkIdSupported;
+var isRTPSenderReplaceTracksSupported=!1;DetectRTC.browser.isFirefox?"getSenders"in mozRTCPeerConnection.prototype&&(isRTPSenderReplaceTracksSupported=!0):DetectRTC.browser.isChrome&&"getSenders"in webkitRTCPeerConnection.prototype&&(isRTPSenderReplaceTracksSupported=!0),DetectRTC.isRTPSenderReplaceTracksSupported=isRTPSenderReplaceTracksSupported;var isRemoteStreamProcessingSupported=!1;DetectRTC.browser.isFirefox&&DetectRTC.browser.version>38&&(isRemoteStreamProcessingSupported=!0),DetectRTC.isRemoteStreamProcessingSupported=isRemoteStreamProcessingSupported;var isApplyConstraintsSupported=!1;"undefined"!=typeof MediaStreamTrack&&"applyConstraints"in MediaStreamTrack.prototype&&(isApplyConstraintsSupported=!0),DetectRTC.isApplyConstraintsSupported=isApplyConstraintsSupported;var isMultiMonitorScreenCapturingSupported=!1;DetectRTC.browser.isFirefox&&DetectRTC.browser.version>=43&&(isMultiMonitorScreenCapturingSupported=!0),DetectRTC.isMultiMonitorScreenCapturingSupported=isMultiMonitorScreenCapturingSupported,window.DetectRTC=DetectRTC}();var screenCallback;DetectRTC.screen={chromeMediaSource:"screen",extensionid:ReservedExtensionID,getSourceId:function(callback){function onstatus(status){return"installed-enabled"==status?(screenCallback=callback,void window.postMessage("get-sourceId","*")):(DetectRTC.screen.chromeMediaSource="screen",void callback("No-Response"))}if(!callback)throw'"callback" parameter is mandatory.';DetectRTC.screen.status?onstatus(DetectRTC.screen.status):DetectRTC.screen.getChromeExtensionStatus(onstatus)},onMessageCallback:function(data){if(isString(data)||data.sourceId){if(log("chrome message",data),"PermissionDeniedError"==data){if(DetectRTC.screen.chromeMediaSource="PermissionDeniedError",screenCallback)return screenCallback("PermissionDeniedError");throw new Error("PermissionDeniedError")}"rtcmulticonnection-extension-loaded"==data&&(DetectRTC.screen.chromeMediaSource="desktop",DetectRTC.screen.onScreenCapturingExtensionAvailable&&(DetectRTC.screen.onScreenCapturingExtensionAvailable(),DetectRTC.screen.onScreenCapturingExtensionAvailable=null)),data.sourceId&&(DetectRTC.screen.sourceId=data.sourceId,screenCallback&&screenCallback(DetectRTC.screen.sourceId))}},getChromeExtensionStatus:function(extensionid,callback){function _callback(status){DetectRTC.screen.status=status,callback(status)}if(isFirefox)return _callback("not-chrome");2!=arguments.length&&(callback=extensionid,extensionid=this.extensionid);var image=document.createElement("img");image.src="chrome-extension://"+extensionid+"/icon.png",image.onload=function(){DetectRTC.screen.chromeMediaSource="screen",window.postMessage("are-you-there","*"),setTimeout(function(){_callback("screen"==DetectRTC.screen.chromeMediaSource?"desktop"==DetectRTC.screen.chromeMediaSource?"installed-enabled":"installed-disabled":"installed-enabled")},2e3)},image.onerror=function(){_callback("not-installed")}}},window.addEventListener||(window.addEventListener=function(el,eventName,eventHandler){el.attachEvent&&el.attachEvent("on"+eventName,eventHandler)}),window.addEventListener("message",function(event){event.origin==window.location.origin&&DetectRTC.screen.onMessageCallback(event.data)})}();
\ No newline at end of file
diff --git a/RTCMultiConnection/v2.2.2/demos/RecordRTC-and-RTCMultiConnection.html b/RTCMultiConnection/v2.2.2/demos/RecordRTC-and-RTCMultiConnection.html
index cf74ef37..fe911082 100755
--- a/RTCMultiConnection/v2.2.2/demos/RecordRTC-and-RTCMultiConnection.html
+++ b/RTCMultiConnection/v2.2.2/demos/RecordRTC-and-RTCMultiConnection.html
@@ -1,7 +1,7 @@
-
@@ -14,7 +14,7 @@
-
+
@@ -312,6 +312,7 @@
+
You can record both local and remote audio+video streams in chrome >= 50
You can record video from both local and remote media streams (chrome,firefox,opera)
You can record audio from local stream (chrome,firefox,opera)
- // same code can be used for participants // (it is optional) moderator.onstreamid = function(event) { // got a clue of incoming remote stream // didn't get remote stream yet var incoming_stream_id = event.streamid; YOUR_PREVIEW_IMAGE.show(); // or YOUR_PREVIEW_VIDEO.show(); }; // same code can be used for participants // it is useful moderator.onstream = function(event) { // got local or remote stream // if(event.type == 'local') {} // if(event.type == 'remote') {} document.body.appendChild(event.mediaElement); // or YOUR_VIDEO.src = event.blobURL; // or YOUR_VIDEO.src = URL.createObjectURL(event.stream); }; // same code can be used for participants // it is useful but optional moderator.onstreamended = function(event) { event.mediaElement.parentNode.removeChild(event.mediaElement); };
-
+// same code can be used for participants
+// (it is optional)
+connection.onstreamid = function(event) {
+ // got a clue of incoming remote stream
+ // didn't get remote stream yet
+
+ var incoming_stream_id = event.streamid;
+
+ YOUR_PREVIEW_IMAGE.show();
+
+ // or
+ YOUR_PREVIEW_VIDEO.show();
+};
+
+// same code can be used for participants
+// it is useful
+connection.onstream = function(event) {
+ // got local or remote stream
+ // if(event.type == 'local') {}
+ // if(event.type == 'remote') {}
+
+ document.body.appendChild(event.mediaElement);
+
+ // or YOUR_VIDEO.src = event.blobURL;
+ // or YOUR_VIDEO.src = URL.createObjectURL(event.stream);
+};
+
+// same code can be used for participants
+// it is useful but optional
+connection.onstreamended = function(event) {
+ event.mediaElement.parentNode.removeChild(event.mediaElement);
+};
+
+
+
+
+
- var recorder = new MRecordRTC(); recorder.addStream(MediaStream); recorder.mediaType = { audio: true, video: true, gif: true }; recorder.startRecording(); recorder.stopRecording(function(url, type) { document.querySelector(type).src = url; }); recorder.getBlob(function(blobs) { blobs.audio --- audio blob blobs.video --- video blob blobs.gif --- gif blob }); // or var blobs = recorder.getBlob(); var audioBlob = blobs.audio; var videoBlob = blobs.video; var gifBlob = blobs.gif; // invoke save-as dialog // for all recorded blobs recorder.save(); recorder.writeToDisk(); // get all blobs from disk MRecordRTC.getFromDisk('all', function(dataURL, type) { type == 'audio' type == 'video' type == 'gif' }); // or get just single blob MRecordRTC.getFromDisk('audio', function(dataURL) { // only audio blob is returned from disk! });
-
+var recorder = new MRecordRTC();
+recorder.addStream(MediaStream);
+recorder.mediaType = {
+ audio: true,
+ video: true,
+ gif: true
+};
+// mimeType is optional and should be set only in advance cases.
+recorder.mimeType = {
+ audio: 'audio/wav',
+ video: 'video/webm',
+ gif: 'image/gif'
+};
+recorder.startRecording();
+recorder.stopRecording(function(url, type) {
+ document.querySelector(type).src = url;
+});
+
+recorder.getBlob(function(blobs) {
+ blobs.audio --- audio blob
+ blobs.video --- video blob
+ blobs.gif --- gif blob
+});
+// or
+var blobs = recorder.getBlob();
+var audioBlob = blobs.audio;
+var videoBlob = blobs.video;
+var gifBlob = blobs.gif;
+
+// invoke save-as dialog
+// for all recorded blobs
+recorder.save();
+
+recorder.writeToDisk();
+
+// get all blobs from disk
+MRecordRTC.getFromDisk('all', function(dataURL, type) {
+ type == 'audio'
+ type == 'video'
+ type == 'gif'
+});
+
+// or get just single blob
+MRecordRTC.getFromDisk('audio', function(dataURL) {
+ // only audio blob is returned from disk!
+});
+
@@ -318,6 +360,12 @@
if(webrtcDetectedBrowser === 'chrome') {
recordingMedia.innerHTML = ''
+ recordingMedia.innerHTML;
- console.info('This RecordRTC demo merely tries to playback recorded audio/video sync inside the browser. It still generates two separate files (WAV/WebM).');
+
+ if(typeof MediaRecorder === 'undefined') {
+ console.info('This RecordRTC demo merely tries to playback recorded audio/video sync inside the browser. It still generates two separate files (WAV/WebM).');
+ }
}
function saveToDiskOrOpenNewTab(recordRTC) {
@@ -732,6 +757,10 @@
+ Remote audio+video recording is supported in Chrome version >= 49. You have to enable MediaRecorder API via chrome://flags/#enable-experimental-web-platform-features
+
+
// "setRemoteDescription" is quickly called for answerer
var remoteSessionDescription = new RTCSessionDescription(offerSDP);
-connection.setRemoteDescription(remoteSessionDescription);
+connection.setRemoteDescription(remoteSessionDescription, successCallback, failureCallback);
connection.createAnswer(getAnswerSDP, onfailure, sdpConstraints);
function getAnswerSDP(answerSDP) {
@@ -163,7 +163,7 @@
WebRTC PeerConnection API
// it will complete the offer/answer handshake
var remoteSessionDescription = new RTCSessionDescription(answerSDP);
-connection.setRemoteDescription(remoteSessionDescription);
+connection.setRemoteDescription(remoteSessionDescription, successCallback, failureCallback);
@@ -211,17 +211,14 @@
+// it is suggested to use gumadapter.js instead:
+// https://github.com/muaz-khan/gumadapter
+
navigator.webkitGetUserMedia(MediaConstraints, OnMediaSuccess, OnMediaError);
var MediaConstraints = {
audio: true,
@@ -332,6 +332,8 @@
A working example with WebSockets
button.onclick = function() {
this.disabled = true;
+ // it is suggested to use gumadapter.js instead:
+ // https://github.com/muaz-khan/gumadapter
navigator.webkitGetUserMedia(MediaConstraints, OnMediaSuccess, OnMediaError);
var MediaConstraints = {
audio: true,
@@ -362,7 +364,7 @@
}
};
function createAnswer(offerSDP) {
+ // it is suggested to use gumadapter.js instead:
+ // https://github.com/muaz-khan/gumadapter
navigator.webkitGetUserMedia(MediaConstraints, OnMediaSuccess, OnMediaError);
var MediaConstraints = {
audio: true,
@@ -450,10 +451,10 @@
A working example with WebSockets
// remote-descriptions should be set earlier
// using offer-sdp provided by the offerer
var remoteDescription = new RTCSessionDescription(offerSDP);
- peer.setRemoteDescription(remoteDescription);
+ peer.setRemoteDescription(remoteDescription, successCallback, failureCallback);
peer.createAnswer(function(answerSDP) {
- peer.setLocalDescription(answerSDP);
+ peer.setLocalDescription(answerSDP, successCallback, failureCallback);
socket.send({
targetUser: 'target-user-id',
answerSDP: answerSDP
@@ -473,7 +474,7 @@
A working example with WebSockets
if(data.targetUser !== self && data.answerSDP) {
// completing the handshake; this code is for offerer
var remoteDescription = new RTCSessionDescription(answerSDP);
- peer.setRemoteDescription(remoteDescription);
+ peer.setRemoteDescription(remoteDescription, successCallback, failureCallback);
}
};
-// http://www.webrtc-experiment.com/socket.io/PeerConnection.js
+// http://cdn.webrtc-experiment.com/socket.io/PeerConnection.js
var offerer = new Feedback
+ 
+ 
+ 
');
+}
diff --git a/RTCMultiConnection/demos/MultiRTC/scrol-bars.css b/RTCMultiConnection/demos/MultiRTC/scrol-bars.css
new file mode 100755
index 00000000..ec641447
--- /dev/null
+++ b/RTCMultiConnection/demos/MultiRTC/scrol-bars.css
@@ -0,0 +1,82 @@
+/*
+// Muaz Khan - www.MuazKhan.com
+// MIT License - www.WebRTC-Experiment.com/licence
+// Experiments - github.com/muaz-khan/RTCMultiConnection
+*/
+
+textarea,input {
+ font-size: 1em;
+}
+
+script {
+ height: 0;
+ width: 0;
+ margin: 0;
+ padding: 0;
+}
+
+a,a:visited,a.cdchrm:visited {
+ text-decoration: none;
+ color: #0044cc;
+}
+
+a:hover,a.cdchrm:hover {
+ text-decoration: underline;
+}
+
+img {
+ border-width: 0;
+}
+
+hr {
+ color: #ccc;
+ background-color: #ccc;
+ height: 1px;
+ border-bottom-width: 0px;
+ border-top-width: 0px;
+ margin-bottom: 7px;
+}
+
+* {
+ scrollbar-base-color: white;
+ scrollbar-track-color: white;
+ scrollbar-darkshadow-color: white;
+ scrollbar-3dlight-color: white;
+ scrollbar-arrow-color: #757778;
+ scrollbar-shadow-color: #bec1c4;
+ scrollbar-highlight-color: #bec1c4;
+}
+
+::-webkit-scrollbar {
+ width: 15px;
+ height: 15px;
+}
+
+::-webkit-scrollbar-track-piece {
+ background-color: white;
+}
+
+::-webkit-scrollbar-button:start:decrement,::-webkit-scrollbar-button:end:increment,::-webkit-scrollbar-thumb {
+ background-color: white;
+ border: solid 1px #bec1c4;
+}
+
+::-webkit-scrollbar-button:vertical:start:decrement {
+ background-image: url('images/scrollbar_arrow_up.gif');
+ background-position: center;
+}
+
+::-webkit-scrollbar-button:vertical:end:increment {
+ background-image: url('images/scrollbar_arrow_down.gif');
+ background-position: center;
+}
+
+::-webkit-scrollbar-button:horizontal:start:decrement {
+ background-image: url('images/scrollbar_arrow_left.gif');
+ background-position: center;
+}
+
+::-webkit-scrollbar-button:horizontal:end:increment {
+ background-image: url('images/scrollbar_arrow_right.gif');
+ background-position: center;
+}
diff --git a/RTCMultiConnection/demos/MultiRTC/style.css b/RTCMultiConnection/demos/MultiRTC/style.css
new file mode 100755
index 00000000..3ab4ecb3
--- /dev/null
+++ b/RTCMultiConnection/demos/MultiRTC/style.css
@@ -0,0 +1,345 @@
+/*
+// Muaz Khan - www.MuazKhan.com
+// MIT License - www.WebRTC-Experiment.com/licence
+// Experiments - github.com/muaz-khan/RTCMultiConnection
+*/
+
+body, body * {
+ padding: 0;
+ margin: 0;
+ outline: none;
+ -webkit-user-drag: none;
+ font-family: 'Open Sans', sans-serif;
+ word-wrap: break-word;
+}
+
+html {
+ background: rgb(247, 253, 244);
+}
+
+body {
+ border-right: 2px solid rgb(23, 228, 56);
+ border-left: 2px solid rgb(80, 238, 29);
+ margin: 0 2%;
+ background: white;
+ font-size: 1.2em;
+ line-height: 1.5em;
+}
+
+body {
+ padding: 30px 30px;
+}
+
+.main {
+ border: 1px solid black;
+ border-radius: 6px;
+}
+
+.new-message {
+ min-height: 7em;
+ border-top: 1px solid black;
+}
+
+.new-message:first-child {
+ border-top: 0;
+}
+
+.user-info {
+ width: 10em;
+ min-height: 7em;
+ float: left;
+ border-right: 1px solid black;
+ text-align: center;
+}
+
+.user-info img, .user-info video {
+ width: 100%;
+ height: 134px;
+}
+
+.user-info audio {
+ width: 100%;
+}
+
+.user-activity {
+ margin-left: 10em;
+ padding: .4em .8em;
+}
+
+.header {
+}
+
+.message {
+ padding: .6em .8em;
+ word-wrap: break-word;
+}
+
+.message img, .message iframe {
+ width: 100%;
+ border: 2px solid black;
+ border-radius: 5px;
+}
+
+.main-input-box {
+ border: 1px solid black;
+ border-bottom: 0;
+ padding-bottom: 1px;
+ text-align: right;
+ margin-left: 193px;
+ margin-right: 125px;
+ padding-right: 21px;
+}
+
+.main-input-box textarea {
+ border: 0;
+ width: 100%;
+ resize: none;
+ padding: .4em .8em;
+ font-size: inherit;
+ font-family: inherit;
+ padding-right: 177px;
+ background: transparent;
+}
+
+button, .users-list
+{
+ padding: 5px 10px;
+ cursor: pointer;
+ display:inline-block;
+ color: #FDFDFD;
+ font-size: 20px;
+ color: black;
+ border: 1px solid rgba(231, 72, 50, 0.59);
+ border-radius: 2px;
+ background-color: rgba(204, 60, 25, 0.63);
+}
+button:hover, .users-list:hover
+{
+ background-color: rgba(204, 60, 25, 0.83);
+}
+button:active, .users-list:active
+{
+ background-color: rgba(204, 60, 25, 0.9);
+}
+
+button[disabled], input[type=button][disabled] {
+ background-color: transparent;
+ border: 1px solid rgb(187, 181, 181);
+ color: gray;
+ text-shadow: none;
+}
+
+.icon {
+ width: 50px;
+ height: 50px;
+ background-repeat: no-repeat;
+ background-position: center center;
+}
+
+#allow-webcam {
+ background-image: url('images/webcam.png');
+}
+
+#allow-mic {
+ background-image: url('images/microphone.png');
+}
+
+#allow-screen {
+ background-image: url('images/screen.png');
+}
+
+#share-files {
+ background-image: url('images/share-files.png');
+}
+
+#continue {
+ border-top-left-radius: 0;
+ border-bottom-left-radius: 0;
+ background-repeat: no-repeat;
+ background-position: center right;
+ background-image: url('images/action-needed.png');
+ padding-right: 47px;
+ padding-top: 1px;
+ padding-bottom: 4px;
+}
+
+a {
+ color: #2844FA;
+ text-decoration: none;
+}
+
+a:hover, a:focus {
+ color: #1B29A4;
+}
+
+a:active {
+ color: #000;
+}
+
+input {
+ border-radius: 1px;
+ border: 1px solid #d9d9d9;
+ font-size: 15px;
+ height: 32px;
+ width: 200px;
+ margin-top: .5em;
+ padding: 0 8px;
+ -moz-user-select: initial;
+ -o-user-select: initial;
+ -webkit-user-select: initial;
+ -ms-user-select: initial;
+ user-select: initial;
+}
+
+input[type=checkbox] {
+ width: 30px;
+ height: 30px;
+ margin: 0;
+ vertical-align: middle;
+}
+
+h1 {
+ position: absolute;
+ color: rgb(10, 175, 253);
+ text-shadow: 1px 1px rgb(7, 129, 160);
+}
+
+h1 img {
+ width: 160px;
+ height: 60px;
+}
+
+.users-list {
+ position: absolute;
+ right: 63px;
+ padding: 0;
+ color: white;
+ margin-top: 0px;
+ width: 118px;
+ height: 126px;
+ cursor: default;
+ border-radius: 0;
+ border-top-right-radius: 20px;
+}
+
+.users-list.selected {
+ background-color: black;
+}
+
+.users-list img {
+ width: 82%;
+ height: 104px;
+}
+
+.numbers-of-users {
+ position: absolute;
+ font-size: 3em;
+ left: 38%;
+ top: 60px;
+}
+
+.users-container, .settings-panel {
+ margin: 0 0 13px 0;
+ border: 1px solid black;
+ overflow: hidden;
+ overflow-x: auto;
+ height: 180px;
+ border-radius: 5px;
+ display: none;
+}
+
+.users-container video {
+ height: 100%;
+}
+
+.self-url {
+ position: absolute;
+ top: 5px;
+ left: 251px;
+ height: 25px;
+ overflow: hidden;
+}
+
+.settings {
+ position: absolute;
+ top: 33px;
+ right: 210px;
+}
+
+#settings {
+ background-repeat: no-repeat;
+ background-position: center right;
+ background-image: url('images/settings.png');
+ padding-right: 35px;
+ margin-top: -1px;
+}
+
+#save-settings {
+ background-repeat: no-repeat;
+ background-position: center right;
+ background-image: url('images/accepted.png');
+ padding-right: 53px;
+ border-color: rgb(133, 21, 21);
+}
+
+.settings-panel {
+ height: auto;
+ overflow: hidden;
+ padding: .4em .8em;
+}
+
+strong {
+ color: rgb(204, 14, 14);
+ font-family: inherit;
+ font-weight: normal;
+}
+
+tr, td, th {
+ vertical-align: top;
+ padding: .7em 1.4em;
+ border-top: 1px dotted #BBA9A9;
+ border-right: 1px dotted #BBA9A9;
+}
+
+table {
+ width: 100%;
+}
+
+h1, h2 {
+ border-bottom: 1px solid rgb(189, 189, 189);
+ display: inline;
+ font-weight: normal;
+ line-height: 36px;
+ padding: 0 0 3px 0;
+}
+
+select {
+ border: 1px solid #d9d9d9;
+ border-radius: 1px;
+ padding: .4em .4em;
+ margin-top: 5px;
+}
+
+label.adjust-width {
+ display: inline-block;
+ width: 30%;
+}
+
+small {
+ display: inline-block;
+ vertical-align: middle;
+}
+
+.smiley {
+ width: 20px!important;
+ height: 20px;
+ border: 0!important;
+ vertical-align: middle;
+}
+#who-is-typing
+{
+ text-align: left;
+ position: absolute;
+ margin: 0 18px;
+ color: red;
+}
diff --git a/RTCMultiConnection/demos/MultiRTC/ui.main.js b/RTCMultiConnection/demos/MultiRTC/ui.main.js
new file mode 100755
index 00000000..8ba5efdd
--- /dev/null
+++ b/RTCMultiConnection/demos/MultiRTC/ui.main.js
@@ -0,0 +1,255 @@
+// Muaz Khan - www.MuazKhan.com
+// MIT License - www.WebRTC-Experiment.com/licence
+// Experiments - github.com/muaz-khan/RTCMultiConnection
+
+function getElement(selector) {
+ return document.querySelector(selector);
+}
+
+var main = getElement('.main');
+
+function getRandomColor() {
+ var letters = '0123456789ABCDEF'.split('');
+ var color = '#';
+ for (var i = 0; i < 6; i++) {
+ color += letters[Math.round(Math.random() * 15)];
+ }
+ return color;
+}
+
+function addNewMessage(args) {
+ var newMessageDIV = document.createElement('div');
+ newMessageDIV.className = 'new-message';
+
+ var userinfoDIV = document.createElement('div');
+ userinfoDIV.className = 'user-info';
+ userinfoDIV.innerHTML = args.userinfo || '
'
+ });
+
+ var roomid = main.querySelector('#room-name').value;
+ rtcMultiConnection.channel = roomid;
+
+ rtcMultiConnection.checkPresence(roomid, function(isRoomExists) {
+ if (!isRoomExists) {
+ addNewMessage({
+ header: username,
+ message: 'No room found. Creating new room...
+
