Eccube\Controller\Admin\Product\CsvImportController::render PHP Метод

    protected function render($app, $form, $headers, $twig)
    {
        if ($this->hasErrors()) {
            if ($this->em) {
                $this->em->getConnection()->rollback();
            }
        }
        if (!empty($this->fileName)) {
            try {
                $fs = new Filesystem();
                $fs->remove($app['config']['csv_temp_realdir'] . '/' . $this->fileName);
            } catch (\Exception $e) {
                // エラーが発生しても無視する
            }
        }
        return $app->render($twig, array('form' => $form->createView(), 'headers' => $headers, 'errors' => $this->errors));
    }