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https://github.com/pierre42100/ComunicWeb
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Remote stream available !
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@ -38,7 +38,35 @@ ComunicWeb.components.calls.callWindow = {
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signalClient: undefined
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};
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//We have to begin to draw conversation UI
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/**
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* Initialize utilities
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*/
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/**
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* Get member information based on call ID
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*
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* @param {String} id The ID of the peer to process
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* @return Information about the peer / empty object
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* if no peer found
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*/
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call.getMemberByCallID = function(id){
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var memberInfo = undefined;
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call.info.members.forEach(function(member){
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if(member.user_call_id == id)
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memberInfo = member;
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});
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return memberInfo;
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}
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/**
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* We have to begin to draw conversation UI
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*/
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var callContainer = createElem2({
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appendTo: byId("callsTarget") ? byId("callsTarget") : byId("wrapper"), //If call target is not found, add call in page wrapper
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type: "div",
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@ -112,7 +140,7 @@ ComunicWeb.components.calls.callWindow = {
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/**
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* Create loading message area
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*/
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@ -146,6 +174,7 @@ ComunicWeb.components.calls.callWindow = {
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* users
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*/
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call.setLoadingMessage = function(message){
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call.setLoadingMessageVisibility(true);
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call.window.loadingMessageContent.innerHTML = message;
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}
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@ -155,42 +184,49 @@ ComunicWeb.components.calls.callWindow = {
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//Load user media
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call.setLoadingMessage("Waiting for your microphone and camera...");
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ComunicWeb.components.calls.userMedia.get()
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.then(function(stream){
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ComunicWeb.components.calls.userMedia.get().then(function(stream){
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//Check if connection has already been closed
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if(!call.open)
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return;
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//Mark as connecting
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call.setLoadingMessage("Connecting...");
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call.streams.local = stream;
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return true;
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})
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//Start to automaticaly refresh information the call
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.then(function(){
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var interval = setInterval(function(){
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if(!call.open)
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return clearInterval(interval);
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ComunicWeb.components.calls.callWindow.refreshInfo(call);
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}, 4000);
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//Initialize signaling server connection
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ComunicWeb.components.calls.callWindow.initializeConnectionToSignalingServer(call);
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return true;
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})
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.catch(function(e){
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}).catch(function(e){
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console.error("Get user media error: ", e);
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call.setLoadingMessageVisibility(false);
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return notify("Could not get your microphone and camera!", "danger");
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});
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/**
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* Start to automaticaly refresh information about the call
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*/
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var interval = setInterval(function(){
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//Initialize connection to signaling server
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if(!call.open)
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return clearInterval(interval);
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ComunicWeb.components.calls.callWindow.refreshInfo(call);
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}, 4000);
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},
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/**
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* Initialize connection to signaling server
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*
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* @param {Object} call Information about the call
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*/
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initializeConnectionToSignalingServer: function(call) {
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//Get current user call ID
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call.info.members.forEach(function(member){
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@ -199,12 +235,46 @@ ComunicWeb.components.calls.callWindow = {
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call.localPeerID = member.user_call_id;
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});
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//Create client instance and connect to server
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var config = ComunicWeb.components.calls.controller.getConfig();
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call.signalClient = new SignalExchangerClient(
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config.signal_server_name,
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config.signal_server_port,
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call.localPeerID
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);
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/**
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* Error when connecting to signaling server
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*/
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call.signalClient.onError = function(){
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call.setLoadingMessage("Could not connect to signaling server!");
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call.open = false;
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};
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/**
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* Connection to signaling server is not supposed to close
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*/
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call.signalClient.onClosed = function(){
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call.setLoadingMessage("Connection to signaling server closed!");
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call.open = false;
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}
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/**
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* A remote peer sent a ready notice
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*/
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call.signalClient.onReadyMessage = function(peerID){
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ComunicWeb.components.calls.callWindow.readyToInitialize(call, peerID);
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}
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/**
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* A remote peer sent a signal
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*/
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call.signalClient.onSignal = function(signal, peerID){
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ComunicWeb.components.calls.callWindow.receivedSignal(call, peerID, signal);
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}
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},
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/**
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@ -234,8 +304,9 @@ ComunicWeb.components.calls.callWindow = {
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*/
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gotNewCallInfo: function(call) {
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//Check if we are connected to signaling server
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if(!call.signalClient.isConnected())
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//Check if we are connected to signaling server and we have got local
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//streams
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if(!call.signalClient || !call.signalClient.isConnected() || !call.streams.local)
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return;
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//Check if all other members rejected call
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@ -255,6 +326,150 @@ ComunicWeb.components.calls.callWindow = {
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return;
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}
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//Process the connection to each accepted member
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call.info.members.forEach(function(member){
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//Ignores all not accepted connection
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if(member.userID == userID() || member.accepted !== "accepted")
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return;
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//Check if we have not peer information
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if(!call.streams.hasOwnProperty("peer-" + member.userID)){
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//If the ID of the current user is bigger than the remote
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//peer user ID, we wait a ready signal from him
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if(member.userID < userID())
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return;
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//Else we have to create peer
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ComunicWeb.components.calls.callWindow.createPeerConnection(call, member, false);
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}
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});
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},
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/**
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* Create a peer connection
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*
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* @param {Object} call Information about the peer
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* @param {Object} member Information about the member
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* @param {Boolean} isInitiator Specify whether current user is the
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* initiator of the connection or not
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*/
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createPeerConnection: function(call, member, isInitiator){
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var peerConnection = {
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peer: undefined
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};
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call.streams["peer-" + member.userID] = peerConnection;
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//Get call configuration
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var config = ComunicWeb.components.calls.controller.getConfig();
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//Create peer
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var peer = new SimplePeer({
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initiator: isInitiator,
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stream: call.streams.local,
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trickle: false,
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config: {
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'iceServers': [
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{ urls: config.stun_server },
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{"url": config.turn_server,
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"credential": config.turn_username,
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"username": config.turn_password}
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]
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}
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});
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peerConnection.peer = peer;
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var removePeerConnection = function(){
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peer.destroy();
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delete call.streams["peer-" + member.userID];
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}
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peer.on("error", function(err){
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console.error("Peer error !", err, member);
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removePeerConnection();
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});
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peer.on("signal", function(data){
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console.log('SIGNAL', JSON.stringify(data));
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call.signalClient.sendSignal(member.user_call_id, JSON.stringify(data));
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});
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peer.on("message", message => {
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console.log("Message from remote peer: " + message);
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});
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peer.on("close", function(){
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removePeerConnection();
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});
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peer.on("stream", function(stream){
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alert("Remote stream available!");
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});
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//If this peer does not initialize connection, inform other peer we are ready
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if(!isInitiator)
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call.signalClient.sendReadyMessage(member.user_call_id);
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},
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/**
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* This method is called when a remote peers notify it is ready to
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* establish connection
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*
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* @param {Object} call Information about the call
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* @param {String} peerID Remote peer ID
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*/
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readyToInitialize: function(call, peerID){
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var member = call.getMemberByCallID(peerID);
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if(member == undefined)
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return;
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//It the user with the smallest ID who send the ready message
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//else it would mess everything up
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if(member.userID > userID())
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return;
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this.createPeerConnection(call, member, true);
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},
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/**
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* This method is called when we received a remote signal
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*
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* @param {Object} call Information about the call
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* @param {String} peerID Remote peer ID
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* @param {String} signal Received signal
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*/
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receivedSignal: function(call, peerID, signal){
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console.log("Received signal from " + peerID, signal);
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var member = call.getMemberByCallID(peerID);
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if(member == undefined)
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return;
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//Check we have got peer information
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if(!call.streams.hasOwnProperty("peer-" + member.userID))
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return;
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call.streams["peer-" + member.userID].peer.signal(JSON.parse(signal));
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},
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/**
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*
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* @param {Object} call Information about remote call
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* @param {*} stream
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*/
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streamAvailable: function(call, stream){
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},
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/**
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