Changes talk while muted to listen for track events.

JitsiConference passed in the constructor and adding all events happen inside the feature.

JitsiConference.js

@@ -119,16 +119,9 @@ JitsiConference.prototype._init = function (options) {
     this.eventManager.setupStatisticsListeners();
 
     if (this.options.config.enableTalkWhileMuted) {
-        this.talkMutedDetection
-            = new TalkMutedDetection(() => {
-                this.eventEmitter.emit(JitsiConferenceEvents.TALK_WHILE_MUTED);
-            });
-        this.statistics.addAudioLevelListener(
-            this.talkMutedDetection.audioLevelListener
-                .bind(this.talkMutedDetection));
-        this.eventEmitter.on(
-            JitsiConferenceEvents.TRACK_MUTE_CHANGED,
-            this.talkMutedDetection.muteChanged.bind(this.talkMutedDetection));
+        new TalkMutedDetection(this, () => {
+            this.eventEmitter.emit(JitsiConferenceEvents.TALK_WHILE_MUTED);
+        });
     }
 }
 
@@ -472,9 +465,6 @@ JitsiConference.prototype.addTrack = function (track) {
                 this.room.setVideoMute(track.isMuted());
             }
 
-            if (this.talkMutedDetection && track.isAudioTrack())
-                this.talkMutedDetection.addTrack(track);
-
             track.muteHandler = this._fireMuteChangeEvent.bind(this, track);
             track.audioLevelHandler = this._fireAudioLevelChangeEvent.bind(this);
             track.addEventListener(JitsiTrackEvents.TRACK_MUTE_CHANGED,

modules/talkmuted/TalkMutedDetection.js

@@ -1,15 +1,25 @@
-import * as JitsiTrackEvents from '../../JitsiTrackEvents';
+import * as JitsiConferenceEvents from "../../JitsiConferenceEvents";
 
 export default class TalkMutedDetection {
     /**
      * Creates TalkMutedDetection
+     * @param conference the JitsiConference instance that created us.
      * @param callback the callback to call when detected local user is talking
      * while its microphone is muted.
      * @constructor
      */
-    constructor(callback) {
+    constructor(conference, callback) {
         this.callback = callback;
 
+        conference.statistics.addAudioLevelListener(
+            this.audioLevelListener.bind(this));
+        conference.eventEmitter.on(
+            JitsiConferenceEvents.TRACK_MUTE_CHANGED,
+            this.muteChanged.bind(this));
+        conference.eventEmitter.on(
+            JitsiConferenceEvents.TRACK_ADDED,
+            this.onTrackAdded.bind(this));
+
         // we track firing the event, in order to avoid sending too many events
         this.eventFired = false;
     }
@@ -18,7 +28,7 @@ export default class TalkMutedDetection {
      * Adds local tracks. We are interested only in the audio one.
      * @param track
      */
-    addTrack(track) {
+    onTrackAdded(track) {
         if (!track.isAudioTrack())
             return;
 
@@ -48,10 +58,7 @@ export default class TalkMutedDetection {
      * @param track the track which mute state has changed.
      */
     muteChanged(track) {
-        if (!track.isLocal() || !track.isAudioTrack())
-            return;
-
-        if (track.isMuted())
+        if (track.isLocal() && track.isAudioTrack() && track.isMuted())
             this.eventFired = false;
     }
 }