public function actionReadNotify()
 {
     header('Content-type: application/json');
     $ids = Yii::app()->request->getParam('ids');
     $user_id = Yii::app()->request->getParam('user_id');
     $user_id = $user_id ? $user_id : Yii::app()->user->id;
     $respond = [];
     if (is_array($ids)) {
         $notifications = Notify::changeReadStatusByIds($ids, $user_id, Notify::READ);
         if ($notifications) {
             foreach ($notifications as $id => $status) {
                 $respond[$id] = !empty($status) ? 1 : 0;
             }
         }
     }
     echo json_encode($respond);
     Yii::app()->end();
 }