public function actionProduct_in_order()
 {
     $order = new Backend_orders();
     $product_id = $_POST['product_id'];
     $status = $order->check_product_in_order($product_id);
     if ($status != 0) {
         echo "1";
         //NoDelete
     } else {
         $columns = array("delete_flag" => '1');
         Yii::app()->db->createCommand()->update("product", $columns, "product_id = '{$product_id}' ");
     }
 }