Eccube\Controller\Admin\Store\PluginController::handler_down PHP Метод

    public function handler_down(Application $app, $handlerId)
    {
        $repo = $app['eccube.repository.plugin_event_handler'];
        $repo->upPriority($repo->find($handlerId), false);
        return $app->redirect($app->url('admin_store_plugin_handler'));
    }