Existence check.

horde · Feb 2, 2014 · e911a11 · e911a11
1 parent a3dceab
commit e911a11
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/framework/ActiveSync/lib/Horde/ActiveSync/Device.php b/framework/ActiveSync/lib/Horde/ActiveSync/Device.php
@@ -468,8 +468,9 @@ public function normalizePoomContactsDates($date, $toEas = false)
     protected function _getClientType()
     {
         // Differentiate between the deviceType and the client app.
-        if (strpos($this->properties[self::OS], 'Android') !== false ||
-            strtolower($this->deviceType) == self::TYPE_ANDROID) {
+        if ((!empty($this->properties[self::OS]) &&
+             strpos($this->properties[self::OS], 'Android') !== false) ||
+             strtolower($this->deviceType) == self::TYPE_ANDROID) {
 
             // We can detect native android and TouchDown so far.
             // Moxier does not distinguish itself, so we can't sniff it.