voice: handle new client_connect and client_disconnect packets

src/client/voice/VoiceConnection.js

@@ -429,7 +429,7 @@ class VoiceConnection extends EventEmitter {
     speaking = Boolean(speaking);
     const guild = this.channel.guild;
     const user = this.client.users.get(user_id);
-    this.ssrcMap.set(+ssrc, user);
+    this.ssrcMap.set(+ssrc, user_id);
     /**
      * Emitted whenever a user starts/stops speaking.
      * @event VoiceConnection#speaking

src/client/voice/networking/VoiceWebSocket.js

@@ -9,20 +9,20 @@ const WebSocket = require('../../../WebSocket');
  * @private
  */
 class VoiceWebSocket extends EventEmitter {
-  constructor(voiceConnection) {
+  constructor(connection) {
     super();
 
     /**
      * The client of this voice WebSocket
      * @type {Client}
      */
-    this.client = voiceConnection.voiceManager.client;
+    this.client = connection.voiceManager.client;
 
     /**
      * The Voice Connection that this WebSocket serves
      * @type {VoiceConnection}
      */
-    this.voiceConnection = voiceConnection;
+    this.connection = connection;
 
     /**
      * How many connection attempts have been made
@@ -32,7 +32,7 @@ class VoiceWebSocket extends EventEmitter {
 
     this.connect();
     this.dead = false;
-    this.voiceConnection.on('closing', this.shutdown.bind(this));
+    this.connection.on('closing', this.shutdown.bind(this));
   }
 
   shutdown() {
@@ -68,7 +68,7 @@ class VoiceWebSocket extends EventEmitter {
      * The actual WebSocket used to connect to the Voice WebSocket Server.
      * @type {WebSocket}
      */
-    this.ws = WebSocket.create(`wss://${this.voiceConnection.authentication.endpoint}/`, { v: 4 });
+    this.ws = WebSocket.create(`wss://${this.connection.authentication.endpoint}/`, { v: 4 });
     this.ws.onopen = this.onOpen.bind(this);
     this.ws.onmessage = this.onMessage.bind(this);
     this.ws.onclose = this.onClose.bind(this);
@@ -110,10 +110,10 @@ class VoiceWebSocket extends EventEmitter {
     this.sendPacket({
       op: OPCodes.DISPATCH,
       d: {
-        server_id: this.voiceConnection.channel.guild.id,
+        server_id: this.connection.channel.guild.id,
         user_id: this.client.user.id,
-        token: this.voiceConnection.authentication.token,
-        session_id: this.voiceConnection.authentication.sessionID,
+        token: this.connection.authentication.token,
+        session_id: this.connection.authentication.sessionID,
       },
     }).catch(() => {
       this.emit('error', new Error('VOICE_JOIN_SOCKET_CLOSED'));
@@ -177,6 +177,15 @@ class VoiceWebSocket extends EventEmitter {
          */
         this.emit('sessionDescription', packet.d.mode, key);
         break;
+      case VoiceOPCodes.CLIENT_CONNECT:
+        this.connection.ssrcMap.set(+packet.d.audio_ssrc, packet.d.user_id);
+        break;
+      case VoiceOPCodes.CLIENT_DISCONNECT:
+        for (const receiver of this.connection.receivers) {
+          const streamInfo = receiver.packets.streams.get(packet.d.user_id);
+          if (streamInfo) streamInfo.stream.push(null);
+        }
+        break;
       case VoiceOPCodes.SPEAKING:
         /**
          * Emitted whenever a speaking packet is received.

src/client/voice/receiver/PacketHandler.js

@@ -11,11 +11,13 @@ class PacketHandler extends EventEmitter {
     this.streams = new Map();
   }
 
+  get connection() {
+    return this.receiver.connection;
+  }
+
   _stoppedSpeaking(userID) {
-    if (this.streams.has(userID)) {
-      const { stream, end } = this.streams.get(userID);
-      if (end === 'silence') stream.push(null);
-    }
+    const streamInfo = this.streams.get(userID);
+    if (streamInfo && streamInfo.end === 'silence') streamInfo.stream.push(null);
   }
 
   makeStream(user, end) {
@@ -63,7 +65,7 @@ class PacketHandler extends EventEmitter {
     return packet;
   }
 
-  userFromSSRC(ssrc) { return this.receiver.connection.ssrcMap.get(ssrc); }
+  userFromSSRC(ssrc) { return this.connection.client.users.get(this.connection.ssrcMap.get(ssrc)); }
 
   push(buffer) {
     const ssrc = buffer.readUInt32BE(8);

src/util/Constants.js

@@ -198,6 +198,8 @@ exports.VoiceOPCodes = {
   SESSION_DESCRIPTION: 4,
   SPEAKING: 5,
   HELLO: 8,
+  CLIENT_CONNECT: 12,
+  CLIENT_DISCONNECT: 13,
 };
 
 exports.Events = {