public function actionView($id)
 {
     $model = $this->findModel($id);
     $menu = new FileUpload();
     $model->scenario = Restaurant::SCENARIO_READ;
     if ($menu->load(Yii::$app->request->post())) {
         $this->addMenu($menu, $id);
     }
     return $this->render('view', ['model' => $model, 'menu' => $menu]);
 }