/**
  * @inheritdoc
  */
 public function run()
 {
     $result = ['status' => false];
     if (Yii::$app->request->isPost && isset($_POST['id'])) {
         if (is_array($_POST['id'])) {
             foreach ($_POST['id'] as $id) {
                 File::find()->where('id = :id', ['id' => $id])->one()->delete();
             }
         } else {
             File::find()->where('id = :id', ['id' => $_POST['id']])->one()->delete();
         }
         $result['status'] = true;
         if ($this->callback != null) {
             $this->callback($_POST['id']);
         }
     }
     Yii::$app->response->format = Response::FORMAT_JSON;
     return $result;
 }