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messages.js
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messages.js
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"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
const PouchDB = require('pouchdb');
PouchDB.plugin(require('pouchdb-find'));
const identity_1 = require("./identity");
global['relayed'] = {
messages: {},
keys: {}
};
global['broadcasted'] = {
nodes: [],
clients: []
};
global['feed'] = {};
const config = require('./config.json');
const encryption_1 = require("./encryption");
const utilities_1 = require("./utilities");
var argv = require('minimist')(process.argv.slice(2));
class Messages {
static store(received, type) {
return __awaiter(this, void 0, void 0, function* () {
return new Promise((response) => __awaiter(this, void 0, void 0, function* () {
var db = new PouchDB('messages');
let dbcheck = yield db.allDocs();
var d = new Date();
var n = d.toLocaleString();
received.received_at = n;
received.timestamp = d.getTime();
received.type = type;
received._id = received.signature;
if (dbcheck.rows.length === 0) {
utilities_1.default.log('Saved new message with signature ' + received.signature + '.');
yield db.put(received);
}
else {
var found = false;
for (var i = 0; i < dbcheck.rows.length; i++) {
var check = dbcheck.rows[i];
var message = yield db.get(check.id);
if (message.signature === received.signature) {
found = true;
}
}
if (found === false) {
try {
yield db.put(received);
utilities_1.default.log('Saved new message with signature ' + received.signature + '.');
}
catch (e) {
utilities_1.default.log('Message with signature ' + received.signature + ' exsists yet.');
}
}
else {
utilities_1.default.log('Message ' + message.signature + ' is stored yet');
}
}
response(true);
}));
});
}
static broadcast(protocol, message, socketID = '', nodeID = '') {
return __awaiter(this, void 0, void 0, function* () {
//Utilities.log('Broadcasting to network..')
if (nodeID === '') {
for (let id in global['nodes']) {
global['nodes'][id].emit(protocol, message);
}
}
else {
if (global['nodes'][nodeID]) {
global['nodes'][nodeID].emit(protocol, message);
}
}
if (argv.server) {
if (socketID === '') {
global['io'].server.sockets.emit(protocol, message);
utilities_1.default.log('Broadcast to every connected client..');
}
else {
global['io'].sockets[socketID].emit(protocol, message);
utilities_1.default.log('Broadcast to client ' + socketID);
}
}
//Utilities.log('Broadcast end.')
});
}
static broadcastPubKey() {
return __awaiter(this, void 0, void 0, function* () {
utilities_1.default.log('Broadcasting RSA public key to peers...');
let identity = yield identity_1.default.load();
var publicKey = identity['rsa']['pub'];
var message = publicKey;
identity_1.default.signWithKey(identity['wallet']['prv'], message).then(signature => {
signature['message'] = message;
for (var k in global['connected']) {
let connected = global['connected'][k];
if (connected === true) {
Messages.broadcast('pubkey', signature, '', k);
utilities_1.default.log('Broadcasting pubkey to ' + k);
}
global['io'].server.sockets.clients((error, clients) => {
for (var k in clients) {
var client = clients[k];
if (!global['broadcasted']['clients'][client]) {
global['broadcasted']['clients'][client] = [];
}
if (global['broadcasted']['clients'][client].indexOf(message.signature) === -1) {
global['broadcasted']['clients'][client].push(message.signature);
Messages.broadcast('pubkey', signature, client);
}
}
});
}
});
});
}
static broadcastMessages() {
return __awaiter(this, void 0, void 0, function* () {
utilities_1.default.log('Broadcasting stored messages to peers...');
var db = new PouchDB('messages');
let dbstore = yield db.allDocs();
for (var i = 0; i < dbstore.rows.length; i++) {
var check = dbstore.rows[i];
var message = yield db.get(check.id);
var d = new Date();
var t = d.getTime();
var e = (t - message.timestamp) / 1000;
if (e < 172800) {
delete message._id;
delete message._rev;
delete message.timestamp;
delete message.received_at;
for (var k in global['connected']) {
let connected = global['connected'][k];
if (connected === true) {
if (!global['feed'][message.signature]) {
global['feed'][message.signature] = {
clients: {},
nodes: []
};
}
if (global['feed'][message.signature]['nodes'].indexOf(k) === -1) {
global['feed'][message.signature]['nodes'].push(k);
Messages.broadcast('message', message, '', k);
}
}
global['io'].server.sockets.clients((error, clients) => {
for (var k in clients) {
var client = clients[k];
if (!global['feed'][message.signature]) {
global['feed'][message.signature] = {
clients: {},
nodes: []
};
}
if (!global['feed'][message.signature]['clients'][client]) {
global['feed'][message.signature]['clients'][client] = [];
}
if (global['feed'][message.signature]['clients'][client].indexOf(message.signature) === -1) {
global['feed'][message.signature]['clients'][client].push(message.signature);
Messages.broadcast('message', message, client);
}
}
});
}
}
}
});
}
static relayMessage(message) {
return __awaiter(this, void 0, void 0, function* () {
utilities_1.default.log('Relaying message to clients...');
global['io'].server.sockets.clients((error, clients) => {
for (var k in clients) {
var client = clients[k];
if (!global['relayed']['messages'][client]) {
global['relayed']['messages'][client] = [];
}
if (global['relayed']['messages'][client].indexOf(message.signature) === -1) {
global['relayed']['messages'][client].push(message.signature);
Messages.broadcast('message', message, client);
}
}
});
});
}
static relayPubkey(key) {
return __awaiter(this, void 0, void 0, function* () {
utilities_1.default.log('Relaying pubkey to clients...');
global['io'].server.sockets.clients((error, clients) => {
for (var k in clients) {
var client = clients[k];
if (!global['relayed']['keys'][client]) {
global['relayed']['keys'][client] = [];
}
if (global['relayed']['keys'][client].indexOf(key.signature) === -1) {
global['relayed']['keys'][client].push(key.signature);
Messages.broadcast('pubkey', key, client);
utilities_1.default.log('Broadcasted pubkey to ' + client);
}
}
});
});
}
static processMessage(protocol, data) {
return __awaiter(this, void 0, void 0, function* () {
try {
var received = data;
identity_1.default.verifySign(received.pubKey, received.signature, received['message']).then((signature) => __awaiter(this, void 0, void 0, function* () {
if (signature === true) {
var blocked = yield identity_1.default.isBlocked(received['address']);
if (blocked === false) {
utilities_1.default.log('Received valid message from ' + received['address'] + '.');
Messages.relayMessage(received);
if (protocol === 'pubkey') {
identity_1.default.store({
address: received['address'],
pubkey: received['message']
});
}
else if (protocol === 'message') {
var decrypted;
try {
var jsonmsg = JSON.parse(received['message']);
decrypted = yield encryption_1.default.decryptMessage(jsonmsg['message']);
}
catch (e) {
decrypted = false;
}
if (decrypted !== false) {
Messages.store(received, 'private');
utilities_1.default.log('Received SAFU message from ' + received['address']);
}
else if (received['type'] === 'public') {
utilities_1.default.log('Received public message from ' + received['address']);
Messages.store(received, 'public');
}
}
}
}
}));
}
catch (e) {
if (config.DEBUG === true) {
utilities_1.default.log('Received unsigned data, ignoring.');
}
}
});
}
}
exports.default = Messages;
//# sourceMappingURL=messages.js.map