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394 lines
14 KiB
JavaScript
394 lines
14 KiB
JavaScript
/*
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* Copyright 2020 Netsyms Technologies.
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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console.log("Starting up...");
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import sdk from 'matrix-js-sdk';
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import fs from 'fs';
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import log4js from 'log4js';
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import https from 'https';
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import { fileURLToPath }
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from 'url';
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import { dirname }
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from 'path';
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import request from 'request';
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import FileType from 'file-type';
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// Load settings from config.json
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const __filename = fileURLToPath(import.meta.url);
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const __dirname = dirname(__filename);
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let rawdata = fs.readFileSync(__dirname + '/config.json');
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let settings = JSON.parse(rawdata);
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console.log(__dirname + "/config.json loaded.");
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var logger = log4js.getLogger();
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logger.level = settings.loglevel;
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logger.info("Log initialized.");
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var initialsynccomplete = false;
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/**
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* From https://github.com/stevekinney/node-phone-formatter
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* @param {string} phoneNumber
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* @param {string} formatString
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* @returns {string}
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*/
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function formatPhoneNumber(phoneNumber, formatString) {
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phoneNumber = phoneNumber.replace(
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/^[\+\d{1,3}\-\s]*\(?([0-9]{3})\)?[-. ]?([0-9]{3})[-. ]?([0-9]{4})$/,
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"$1$2$3"
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);
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for (var i = 0, l = phoneNumber.length; i < l; i++) {
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formatString = formatString.replace("N", phoneNumber[i]);
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}
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return formatString;
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}
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function checkSMS() {
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logger.debug("Checking SMS");
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const options = {
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hostname: 'smsapi.voxtelesys.net',
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port: 443,
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path: '/api/v1/msgs/inbound?unread_only=true',
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method: 'GET',
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headers: {
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"Authorization": "Bearer " + settings.smsapikey
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}
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};
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const req = https.request(options, res => {
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res.on('data', d => {
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try {
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var json = JSON.parse(d);
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var messages = json.results;
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if (messages.length == 0) {
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logger.debug("No new SMS messages.");
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}
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for (var i = 0; i < messages.length; i++) {
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var msg = messages[i];
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if (settings.smsonlyto.length > 0 && settings.smsonlyto.indexOf(msg.to) != -1) {
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logger.info("Received SMS from " + msg.from + " for " + msg.to + ": " + msg.body);
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createOrJoinSMSRoom(msg.from, msg.to, function (roomid) {
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client.setRoomTag(roomid, "com.netsyms.matrix-bridge-voxtelesys.sms", {tel: msg.from, ournumber: msg.to});
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sendMatrix(roomid, msg.body, msg.media);
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});
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} else {
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logger.info("Received SMS from " + msg.from + " for " + msg.to + ", ignoring based on smsonlyto list.");
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}
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}
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} catch (ex) {
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logger.error(ex);
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}
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});
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});
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req.on('error', error => {
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logger.warning(error);
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});
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req.end();
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}
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/**
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* Join or create+join a room with alias #SMS_{tel}. If already joined, do nothing.
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* @param {string} tel
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* @param {string} ournumber the phone number Matrix messages will be sent from for this room
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* @param {function} callback function with the room ID as an argument.
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* @returns {undefined}
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*/
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function createOrJoinSMSRoom(tel, ournumber, callback) {
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var roomName = "#SMS_" + tel + "_" + ournumber + ":" + settings.matrixdomain;
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logger.debug("Checking if room " + roomName + " exists.");
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client.getRoomIdForAlias(roomName).then((res) => {
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logger.debug("Room " + roomName + " exists!");
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var inRoom = false;
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var rooms = client.getRooms();
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for (var i = 0; i < rooms.length; i++) {
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if (rooms[i].roomId == res.room_id) {
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inRoom = true;
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break;
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}
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}
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if (inRoom) {
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// we're already in the room, do nothing
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logger.debug("Room " + roomName + " already joined.");
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client.setRoomTag(roomid, "com.netsyms.matrix-bridge-voxtelesys.sms", {tel: tel, ournumber: ournumber});
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callback(res.room_id);
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} else {
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// not in the room, join it
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client.joinRoom(res.room_id).then((room) => {
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logger.debug("Room " + roomName + " joined.");
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client.setRoomTag(roomid, "com.netsyms.matrix-bridge-voxtelesys.sms", {tel: tel, ournumber: ournumber});
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callback(room.room_id);
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});
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}
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}).catch((err) => {
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// room doesn't exist, create it
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//logger.debug(err);
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logger.debug("Room " + roomName + " does not exist. Creating it now.");
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var userPowerLevels = {};
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for (var i = 0; i < settings.inviteusers.length; i++) {
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userPowerLevels[settings.inviteusers[i]] = 50;
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}
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userPowerLevels["@" + settings["matrixuser"] + ":" + settings["matrixdomain"]] = 100;
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client.createRoom({
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room_alias_name: "SMS_" + tel + "_" + ournumber,
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preset: "trusted_private_chat",
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visibility: "private",
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invite: settings.inviteusers,
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power_level_content_override: {
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"events": {
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"m.room.name": 50,
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"m.room.power_levels": 50,
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"m.room.canonical_alias": 100
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},
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"events_default": 0,
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"invite": 50,
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"kick": 50,
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"notifications": {
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"room": 50
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},
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"redact": 50,
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"state_default": 50,
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"users": userPowerLevels,
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"users_default": 50
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},
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is_direct: true,
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name: formatPhoneNumber(tel, "(NNN) NNN-NNNN"),
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topic: "SMS conversation with " + formatPhoneNumber(tel, "(NNN) NNN-NNNN") + " (using " + formatPhoneNumber(ournumber, "(NNN) NNN-NNNN") + ")"
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}).then((room) => {
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logger.debug("Room" + roomName + " created with ID " + room.room_id);
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// The first message or two we send doesn't go through unless we do this.
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// It just spits out "Error sending event M_FORBIDDEN: Unknown room" instead.
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createOrJoinSMSRoom(tel, ournumber, callback);
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});
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});
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}
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function getAndUploadFile(url, callback) {
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logger.info("Downloading MMS media " + url);
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// download
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request({url, encoding: null}, (err, resp, buffer) => {
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FileType.fromBuffer(buffer).then(function (mimeobj) {
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logger.debug(mimeobj);
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// upload
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logger.info("Uploading MMS media to Matrix " + url);
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client.uploadContent(buffer, {
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onlyContentUri: true,
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rawResponse: false,
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type: mimeobj.mime
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}).then((res) => {
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if (typeof callback == "function") {
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callback(res, mimeobj.mime);
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logger.info("Media URI: " + res);
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}
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}).catch((err) => {
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if (typeof callback == "function") {
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callback(false);
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}
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if (err.data.error == "Unknown room") {
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return;
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}
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logger.error(err);
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});
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});
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});
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}
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/**
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* Send a message to a Matrix room.
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* @param {string} roomid the room to post the message in.
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* @param {string} body message content.
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* @param {array} media Array of media URLs to download via HTTP(s) and send to Matrix.
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* @param {function|undefined} callback passes true when successful, false on failure.
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* @returns {undefined}
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*/
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function sendMatrix(roomid, body, media, callback) {
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if (Array.isArray(media)) {
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for (var i = 0; i < media.length; i++) {
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getAndUploadFile(media[i], function (uri, mimetype) {
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if (mimetype == "image/jpg" || mimetype == "image/jpeg" || mimetype == "image/png" || mimetype == "image/gif") {
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var content = {
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body: "Image",
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msgtype: "m.image",
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url: uri,
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info: {
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mimetype: mimetype
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}
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};
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} else {
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var content = {
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body: "File",
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msgtype: "m.file",
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url: uri,
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info: {
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mimetype: mimetype
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}
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};
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}
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client.sendEvent(roomid, "m.room.message", content, "").then((res) => {
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}).catch((err) => {
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if (err.data.error == "Unknown room") {
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return;
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}
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logger.error(err);
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});
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});
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}
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}
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if (body != "") {
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var content = {
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body: body,
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msgtype: "m.text"
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};
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client.sendEvent(roomid, "m.room.message", content, "").then((res) => {
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if (typeof callback == "function") {
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callback(true);
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}
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}).catch((err) => {
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if (typeof callback == "function") {
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callback(false);
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}
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if (err.data.error == "Unknown room") {
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return;
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}
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logger.error(err);
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});
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} else {
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callback(true);
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}
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}
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function sendMatrixNotice(roomid, body, callback) {
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var content = {
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body: body,
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msgtype: "m.notice"
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};
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client.sendEvent(roomid, "m.room.message", content, "").then((res) => {
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if (typeof callback == "function") {
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callback(true);
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}
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}).catch((err) => {
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if (typeof callback == "function") {
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callback(false);
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}
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if (err.data.error == "Unknown room") {
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return;
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}
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logger.error(err);
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});
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}
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/**
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* Send a SMS to a phone number.
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* @param {string} number
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* @param {string} body message content.
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* @param {function|undefined} callback passes true when successful, false on failure.
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* @returns {undefined}
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*/
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function sendSMS(number, from, body, callback) {
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logger.info("Sending SMS to " + number + " from " + from);
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const data = JSON.stringify({
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to: [number],
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from: from,
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body: body
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});
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const options = {
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hostname: 'smsapi.voxtelesys.net',
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port: 443,
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path: '/api/v1/sms',
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method: 'POST',
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headers: {
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"Authorization": "Bearer " + settings.smsapikey,
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"Content-Type": "application/json",
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"Accept": "application/json"
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}
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}
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const req = https.request(options, res => {
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res.on('data', d => {
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logger.debug(d.toString('utf8'));
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});
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});
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req.on('error', error => {
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logger.error(error);
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callback(false);
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});
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req.write(data);
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req.end();
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if (typeof callback == "function") {
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callback(true);
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}
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}
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const client = sdk.createClient(settings.homeserver);
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client.login("m.login.password", {"user": settings.matrixuser, "password": settings.matrixpass}).then((response) => {
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client.startClient();
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logger.info("Plugged into the matrix.");
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client.once('sync', function (state, prevState, res) {
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logger.debug("Initial sync complete (" + state + ")");
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initialsynccomplete = true;
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logger.info("Up and running.");
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setInterval(checkSMS, settings.smsinterval * 1000);
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checkSMS();
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});
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client.on("Room.timeline", function (event, room) {
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if (!initialsynccomplete) {
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return; // ignore anything while we were offline
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}
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if (event.getType() !== "m.room.message") {
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return; // only use messages
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}
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if (client.getUserId() == event.getSender()) {
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return; // skip own messages to prevent loop
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}
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if (event.getContent().body.startsWith("!sms")) {
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// capture command to start room for new number
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const matches = event.getContent().body.match(/([1-9]?[0-9]{10})/g);
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if (matches.length == 1 || matches.length == 2) {
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var tel = matches[0];
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var ournumber = settings.smsfrom;
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if (tel.length == 10) {
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// make it the full number
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tel = "1" + tel;
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}
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if (matches.length == 2) {
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ournumber = matches[1];
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if (ournumber.length == 10) {
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// make it the full number
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ournumber = "1" + ournumber;
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}
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}
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logger.info("Got request to start new SMS conversation with " + tel + " from " + event.getSender() + ".");
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sendMatrixNotice(event.getRoomId(), "Starting conversation with " + tel);
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createOrJoinSMSRoom(tel, ournumber, function (roomid) {
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//client.setRoomTag(roomid, "com.netsyms.matrix-bridge-voxtelesys.sms", {tel: tel, ournumber: ournumber});
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});
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}
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return;
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}
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const matches = room.name.match(/([1-9][0-9]+)/g);
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if (matches.length == 1) {
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// old room pre-multi number support
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var tel = matches[0];
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logger.info("Got message for " + tel + " from " + event.getSender() + ", relaying.");
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sendSMS(tel, settings.smsfrom, sevent.getContent().body, function () {
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client.sendReadReceipt(event, {});
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});
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} else {
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client.getRoomTags(event.getRoomId()).then((response) => {
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if (typeof response.tags["com.netsyms.matrix-bridge-voxtelesys.sms"] != "undefined") {
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sendSMS(
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response.tags["com.netsyms.matrix-bridge-voxtelesys.sms"].tel,
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response.tags["com.netsyms.matrix-bridge-voxtelesys.sms"].ournumber,
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event.getContent().body,
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function () {
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client.sendReadReceipt(event, {});
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});
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} else {
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console.log(response.tags);
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sendMatrixNotice(room.roomId, "Error: couldn't determine correct number to send SMS from.");
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}
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});
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}
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});
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}); |