function ExportForm::submitForm

Form submission handler.

Parameters

array $form: An associative array containing the structure of the form.

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.

Overrides FormInterface::submitForm

File

core/modules/locale/src/Form/ExportForm.php, line 139

Class

ExportForm

Form for the Gettext translation files export form.

Namespace

Code

public function submitForm(array &$form, FormStateInterface $form_state) {
  // If template is required, language code is not given.
  if ($form_state->getValue('langcode') != LanguageInterface::LANGCODE_SYSTEM) {
    $language = $this->languageManager
      ->getLanguage($form_state->getValue('langcode'));
  }
  else {
    $language = NULL;
  }
  $content_options = $form_state->getValue('content_options', []);
  $reader = new PoDatabaseReader();
  $language_name = '';
  if ($language != NULL) {
    $reader->setLangcode($language->getId());
    $reader->setOptions($content_options);
    $languages = $this->languageManager
      ->getLanguages();
    $language_name = isset($languages[$language->getId()]) ? $languages[$language->getId()]
      ->getName() : '';
    $filename = $language->getId() . '.po';
  }
  else {
    // Template required.
    $filename = 'drupal.pot';
  }
  $item = $reader->readItem();
  if (!empty($item)) {
    $uri = $this->fileSystem
      ->tempnam('temporary://', 'po_');
    $header = $reader->getHeader();
    $header->setProjectName($this->config('system.site')
      ->get('name'));
    $header->setLanguageName($language_name);
    $writer = new PoStreamWriter();
    $writer->setURI($uri);
    $writer->setHeader($header);
    $writer->open();
    $writer->writeItem($item);
    $writer->writeItems($reader);
    $writer->close();
    $response = new BinaryFileResponse($uri);
    $response->setContentDisposition('attachment', $filename);
    $form_state->setResponse($response);
  }
  else {
    $this->messenger()
      ->addStatus($this->t('Nothing to export.'));
  }
}