feat moh (#423)

* feat moh

* feat moh

* fix typo

* fix typo

* fix

* fix

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* git commit -a -m wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* fix

* fix

* fix

* fix

* wip

* rebase

* fix

* fix

lib/session/call-session.js

@@ -357,6 +357,14 @@ class CallSession extends Emitter {
     return this._globalSttPunctuation;
   }
 
+  get onHoldMusic() {
+    return this._onHoldMusic;
+  }
+
+  set onHoldMusic(url) {
+    this._onHoldMusic = url;
+  }
+
   hasGlobalSttPunctuation() {
     return this._globalSttPunctuation !== undefined;
   }
@@ -1392,6 +1400,8 @@ class CallSession extends Emitter {
       this.ep = ep;
       this.logger.debug(`allocated endpoint ${ep.uuid}`);
 
+      this._configMsEndpoint();
+
       this.ep.on('destroy', () => {
         this.logger.debug(`endpoint was destroyed!! ${this.ep.uuid}`);
       });
@@ -1462,6 +1472,7 @@ class CallSession extends Emitter {
       return;
     }
     this.ep = await this.ms.createEndpoint({remoteSdp: this.dlg.remote.sdp});
+    this._configMsEndpoint();
 
     await this.dlg.modify(this.ep.local.sdp);
     this.logger.debug('CallSession:replaceEndpoint completed');
@@ -1555,9 +1566,14 @@ class CallSession extends Emitter {
           res.send(200, {body: this.ep.local.sdp});
         }
         else {
-          const newSdp = await this.ep.modify(req.body);
-          res.send(200, {body: newSdp});
-          this.logger.info({offer: req.body, answer: newSdp}, 'handling reINVITE');
+          if (this.currentTask.name === TaskName.Dial && this.currentTask.isOnHold) {
+            this.logger.info('onholdMusic reINVITE after media has been released');
+            await this.currentTask.handleReinviteAfterMediaReleased(req, res);
+          } else {
+            const newSdp = await this.ep.modify(req.body);
+            res.send(200, {body: newSdp});
+            this.logger.info({offer: req.body, answer: newSdp}, 'handling reINVITE');
+          }
         }
       }
       else if (this.currentTask && this.currentTask.name === TaskName.Dial) {
@@ -1604,6 +1620,7 @@ class CallSession extends Emitter {
     }
     if (!this.ep) {
       this.ep = await this.ms.createEndpoint({remoteSdp: this.req.body});
+      this._configMsEndpoint();
     }
     return {ms: this.ms, ep: this.ep};
   }
@@ -1758,6 +1775,7 @@ class CallSession extends Emitter {
         'X-Reason': 'anchor-media'
       }
     });
+    this._configMsEndpoint();
   }
 
   async handleReinviteAfterMediaReleased(req, res) {
@@ -1839,6 +1857,12 @@ class CallSession extends Emitter {
     }
   }
 
+  _configMsEndpoint() {
+    if (this.onHoldMusic) {
+      this.ep.set({hold_music: `shout://${this.onHoldMusic.replace(/^https?:\/\//, '')}`});
+    }
+  }
+
   /**
    * notifyTaskError - only used when websocket connection is used instead of webhooks
    */