Make sure storage is populated when fetching groups

Fixes #55
michael-e · Jul 1, 2013 · 021e79e · 021e79e
1 parent 55f71ba
commit 021e79e
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/lib/class.storage.php b/lib/class.storage.php
@@ -107,7 +107,12 @@ public function getErrors() {
          *  Return all existing groups as array
          */
         public function getGroups() {
-            return array_keys($_SESSION[$this->_index]);
+            if(is_array($_SESSION[$this->_index]) {
+                return array_keys($_SESSION[$this->_index]);
+            }
+            else {
+                return array();
+            }
         }
 
         /**