/**
  * Returns the current kiosk location
  * 
  * @return Location $location
  * return the current registered location
  */
 public static function getLocation()
 {
     $locationId = Session::get('dmafriends.activeLocationId');
     if (!$locationId && isset($_SERVER['HTTP_X_DEVICE_UUID'])) {
         $uuid = $_SERVER['HTTP_X_DEVICE_UUID'];
         return Location::findByUUID($uuid)->first();
     }
     return Location::find($locationId);
 }