From 6d6ca2a9e9afbbbe8717bdeade57f868d3a0b1b3 Mon Sep 17 00:00:00 2001
From: paweldomas <pawel.domas@jitsi.org>
Date: Wed, 18 Jun 2014 18:58:00 +0200
Subject: [PATCH] Attempts to prevent from failure in case
 addSource/removeSource notification is received before localDescription is
 created.

---
 libs/colibri/colibri.focus.js              | 26 ++++++++++++++++++++
 libs/strophe/strophe.jingle.sessionbase.js | 28 ++++++++++++++++++++++
 2 files changed, 54 insertions(+)

diff --git a/libs/colibri/colibri.focus.js b/libs/colibri/colibri.focus.js
index 3b2dc3944..8978b96d6 100644
--- a/libs/colibri/colibri.focus.js
+++ b/libs/colibri/colibri.focus.js
@@ -766,6 +766,19 @@ ColibriFocus.prototype.sendSSRCUpdate = function (sdpMediaSsrcs, fromJid, isadd)
 ColibriFocus.prototype.addSource = function (elem, fromJid) {
 
     var self = this;
+    // FIXME: dirty waiting
+    if (!this.peerconnection.localDescription)
+    {
+        console.warn("addSource - localDescription not ready yet")
+        setTimeout(function()
+            {
+                self.addSource(elem, fromJid);
+            },
+            200
+        );
+        return;
+    }
+
     this.peerconnection.addSource(elem);
 
     var peerSsrc = this.remotessrc[fromJid];
@@ -799,6 +812,19 @@ ColibriFocus.prototype.addSource = function (elem, fromJid) {
 ColibriFocus.prototype.removeSource = function (elem, fromJid) {
 
     var self = this;
+    // FIXME: dirty waiting
+    if (!self.peerconnection.localDescription)
+    {
+        console.warn("removeSource - localDescription not ready yet");
+        setTimeout(function()
+            {
+                self.removeSource(elem, fromJid);
+            },
+            200
+        );
+        return;
+    }
+
     this.peerconnection.removeSource(elem);
 
     var peerSsrc = this.remotessrc[fromJid];
diff --git a/libs/strophe/strophe.jingle.sessionbase.js b/libs/strophe/strophe.jingle.sessionbase.js
index c0519a0d6..d38d7304f 100644
--- a/libs/strophe/strophe.jingle.sessionbase.js
+++ b/libs/strophe/strophe.jingle.sessionbase.js
@@ -23,6 +23,20 @@ SessionBase.prototype.modifySources = function (successCallback) {
 
 SessionBase.prototype.addSource = function (elem, fromJid) {
 
+    var self = this;
+    // FIXME: dirty waiting
+    if (!this.peerconnection.localDescription)
+    {
+        console.warn("addSource - localDescription not ready yet")
+        setTimeout(function()
+            {
+                self.addSource(elem, fromJid);
+            },
+            200
+        );
+        return;
+    }
+
     this.peerconnection.addSource(elem);
 
     this.modifySources();
@@ -30,6 +44,20 @@ SessionBase.prototype.addSource = function (elem, fromJid) {
 
 SessionBase.prototype.removeSource = function (elem, fromJid) {
 
+    var self = this;
+    // FIXME: dirty waiting
+    if (!this.peerconnection.localDescription)
+    {
+        console.warn("removeSource - localDescription not ready yet")
+        setTimeout(function()
+            {
+                self.removeSource(elem, fromJid);
+            },
+            200
+        );
+        return;
+    }
+
     this.peerconnection.removeSource(elem);
 
     this.modifySources();