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push.min.js
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push.min.js
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/**
* Push
* =======
* A compact, cross-browser solution for the JavaScript Notifications API
*
* Credits
* -------
* Tsvetan Tsvetkov (ttsvetko)
* Alex Gibson (alexgibson)
*
* License
* -------
*
* The MIT License (MIT)
*
* Copyright (c) 2015-2017 Tyler Nickerson
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* @preserve
*/
(function(global,factory){"use strict";if(typeof define==="function"&&define.amd){define(function(){return new(factory(global,global.document))})}else if(typeof module!=="undefined"&&module.exports){module.exports=new(factory(global,global.document))}else{global.Push=new(factory(global,global.document))}})(typeof window!=="undefined"?window:this,function(w,d){var Push=function(){var self=this,isUndefined=function(obj){return obj===undefined},isString=function(obj){return typeof obj==="string"},isFunction=function(obj){return obj&&{}.toString.call(obj)==="[object Function]"},currentId=0,incompatibilityErrorMessage="PushError: push.js is incompatible with browser.",notifications={},lastWorkerPath=null,closeNotification=function(id){var errored=false,notification=notifications[id];if(typeof notification!=="undefined"){if(notification.close){notification.close()}else if(notification.cancel){notification.cancel()}else if(w.external&&w.external.msIsSiteMode){w.external.msSiteModeClearIconOverlay()}else{errored=true;throw new Error("Unable to close notification: unknown interface")}if(!errored){return removeNotification(id)}}return false},addNotification=function(notification){var id=currentId;notifications[id]=notification;currentId++;return id},removeNotification=function(id){var dict={},success=false,key;for(key in notifications){if(notifications.hasOwnProperty(key)){if(key!=id){dict[key]=notifications[key]}else{success=true}}}notifications=dict;return success},prepareNotification=function(id,options){var wrapper;wrapper={get:function(){return notifications[id]},close:function(){closeNotification(id)}};if(options.timeout){setTimeout(function(){wrapper.close()},options.timeout)}return wrapper},createCallback=function(title,options,resolve){var notification,onClose;options=options||{};self.lastWorkerPath=options.serviceWorker||"serviceWorker.js";onClose=function(id){removeNotification(id);if(isFunction(options.onClose)){options.onClose.call(this,notification)}};if(w.Notification){try{notification=new w.Notification(title,{icon:isString(options.icon)||isUndefined(options.icon)?options.icon:options.icon.x32,body:options.body,tag:options.tag,requireInteraction:options.requireInteraction})}catch(e){if(w.navigator){w.navigator.serviceWorker.register(self.lastWorkerPath);w.navigator.serviceWorker.ready.then(function(registration){var localData={id:currentId,link:options.link,origin:document.location.href,onClick:isFunction(options.onClick)?options.onClick.toString():"",onClose:isFunction(options.onClose)?options.onClose.toString():""};if(typeof options.data!=="undefined"&&options.data!==null)localData=Object.assign(localData,options.data);registration.showNotification(title,{icon:options.icon,body:options.body,vibrate:options.vibrate,tag:options.tag,data:localData,requireInteraction:options.requireInteraction}).then(function(){var id;registration.getNotifications().then(function(notifications){id=addNotification(notifications[notifications.length-1]);registration.active.postMessage("");navigator.serviceWorker.addEventListener("message",function(event){var data=JSON.parse(event.data);if(data.action==="close"&&Number.isInteger(data.id))removeNotification(data.id)});resolve(prepareNotification(id,options))})})})}}}else if(w.webkitNotifications){notification=w.webkitNotifications.createNotification(options.icon,title,options.body);notification.show()}else if(navigator.mozNotification){notification=navigator.mozNotification.createNotification(title,options.body,options.icon);notification.show()}else if(w.external&&w.external.msIsSiteMode()){w.external.msSiteModeClearIconOverlay();w.external.msSiteModeSetIconOverlay(isString(options.icon)||isUndefined(options.icon)?options.icon:options.icon.x16,title);w.external.msSiteModeActivate();notification={}}else{throw new Error("Unable to create notification: unknown interface")}if(typeof notification!=="undefined"){var id=addNotification(notification),wrapper=prepareNotification(id,options);if(isFunction(options.onShow))notification.addEventListener("show",options.onShow);if(isFunction(options.onError))notification.addEventListener("error",options.onError);if(isFunction(options.onClick))notification.addEventListener("click",options.onClick);notification.addEventListener("close",function(){onClose(id)});notification.addEventListener("cancel",function(){onClose(id)});resolve(wrapper)}resolve({})},Permission={DEFAULT:"default",GRANTED:"granted",DENIED:"denied"},Permissions=[Permission.GRANTED,Permission.DEFAULT,Permission.DENIED];self.Permission=Permission;self.Permission.request=function(onGranted,onDenied){var existing=self.Permission.get();if(!self.isSupported){throw new Error(incompatibilityErrorMessage)}callback=function(result){switch(result){case self.Permission.GRANTED:if(onGranted)onGranted();break;case self.Permission.DENIED:if(onDenied)onDenied();break}};if(existing!==self.Permission.DEFAULT){callback(existing)}else if(w.Notification&&w.Notification.requestPermission){Notification.requestPermission(callback)}else if(w.webkitNotifications&&w.webkitNotifications.checkPermission){w.webkitNotifications.requestPermission(callback)}else{throw new Error(incompatibilityErrorMessage)}};self.Permission.has=function(){return Permission.get()===Permission.GRANTED};self.Permission.get=function(){var permission;if(!self.isSupported){throw new Error(incompatibilityErrorMessage)}if(w.Notification&&w.Notification.permissionLevel){permission=w.Notification.permissionLevel}else if(w.webkitNotifications&&w.webkitNotifications.checkPermission){permission=Permissions[w.webkitNotifications.checkPermission()]}else if(w.Notification&&w.Notification.permission){permission=w.Notification.permission}else if(navigator.mozNotification){permission=Permission.GRANTED}else if(w.external&&w.external.msIsSiteMode()!==undefined){permission=w.external.msIsSiteMode()?Permission.GRANTED:Permission.DEFAULT}else{throw new Error(incompatibilityErrorMessage)}return permission};self.isSupported=function(){var isSupported=false;try{isSupported=!!(w.Notification||w.webkitNotifications||navigator.mozNotification||w.external&&w.external.msIsSiteMode()!==undefined)}catch(e){}return isSupported}();self.create=function(title,options){var promiseCallback;if(!self.isSupported){throw new Error(incompatibilityErrorMessage)}if(!isString(title)){throw new Error("PushError: Title of notification must be a string")}if(!self.Permission.has()){promiseCallback=function(resolve,reject){self.Permission.request(function(){try{createCallback(title,options,resolve)}catch(e){reject(e)}},function(){reject("Permission request declined")})}}else{promiseCallback=function(resolve,reject){try{createCallback(title,options,resolve)}catch(e){reject(e)}}}return new Promise(promiseCallback)};self.count=function(){var count=0,key;for(key in notifications)count++;return count},self.__lastWorkerPath=function(){return self.lastWorkerPath},self.close=function(tag){var key;for(key in notifications){notification=notifications[key];if(notification.tag===tag){return closeNotification(key)}}};self.clear=function(){var success=true;for(key in notifications)success=success&&closeNotification(key);return success}};return Push});