Feat/1041 (#1045)

* initial changes for stream synonym to listen

* listen on B endpoint if nested listen in dial has channel === 2

lib/tasks/dial.js

@@ -121,8 +121,9 @@ class TaskDial extends Task {
       }
     }
 
-    if (this.data.listen) {
-      this.listenTask = makeTask(logger, {'listen': this.data.listen}, this);
+    const listenData = this.data.listen || this.data.stream;
+    if (listenData) {
+      this.listenTask = makeTask(logger, {'listen': listenData }, this);
     }
     if (this.data.transcribe) {
       this.transcribeTask = makeTask(logger, {'transcribe' : this.data.transcribe}, this);
@@ -873,7 +874,7 @@ class TaskDial extends Task {
     if (cs.sipRequestWithinDialogHook) this._initSipIndialogRequestListener(cs, this.dlg);
 
     if (this.transcribeTask) this.transcribeTask.exec(cs, {ep: this.epOther, ep2:this.ep});
-    if (this.listenTask) this.listenTask.exec(cs, {ep: this.epOther});
+    if (this.listenTask) this.listenTask.exec(cs, {ep: this.listenTask.channel === 2 ? this.ep : this.epOther});
     if (this.startAmd) {
       try {
         this.startAmd(cs, this.ep, this, this.data.amd);

lib/tasks/listen.js

@@ -17,7 +17,7 @@ class TaskListen extends Task {
 
     [
       'action', 'auth', 'method', 'url', 'finishOnKey', 'maxLength', 'metadata', 'mixType', 'passDtmf', 'playBeep',
-      'sampleRate', 'timeout', 'transcribe', 'wsAuth', 'disableBidirectionalAudio'
+      'sampleRate', 'timeout', 'transcribe', 'wsAuth', 'disableBidirectionalAudio', 'channel'
     ].forEach((k) => this[k] = this.data[k]);
 
     this.mixType = this.mixType || 'mono';

lib/tasks/make_task.js

@@ -84,6 +84,7 @@ function makeTask(logger, obj, parent) {
       const TaskTranscribe = require('./transcribe');
       return new TaskTranscribe(logger, data, parent);
     case TaskName.Listen:
+    case TaskName.Stream:
       const TaskListen = require('./listen');
       return new TaskListen(logger, data, parent);
     case TaskName.Redirect: