From f8c9d2402907f23e2423b4c889e70a267d46b86a Mon Sep 17 00:00:00 2001
From: Heath Corbin <hacorbin@gmail.com>
Date: Wed, 24 Aug 2016 10:25:21 -0500
Subject: [PATCH] Fixed instance where items are null and exception is thrown
 if the roster has not been retrieved

---
 roster/strophe.roster.js | 17 ++++++++++-------
 1 file changed, 10 insertions(+), 7 deletions(-)

diff --git a/roster/strophe.roster.js b/roster/strophe.roster.js
index 67e3b99..9f63ed1 100755
--- a/roster/strophe.roster.js
+++ b/roster/strophe.roster.js
@@ -160,13 +160,16 @@ Strophe.addConnectionPlugin('roster',
      */
     findItem : function(jid)
     {
-        for (var i = 0; i < this.items.length; i++)
-        {
-            if (this.items[i] && this.items[i].jid == jid)
-            {
-                return this.items[i];
-            }
-        }
+        if(this.items)
+	{
+          for (var i = 0; i < this.items.length; i++)
+          {
+              if (this.items[i] && this.items[i].jid == jid)
+              {
+                  return this.items[i];
+              }
+          }
+	}
         return false;
     },
     /** Function: removeItem