function SelectLanguageForm::buildForm
Same name in other branches
- 9 core/lib/Drupal/Core/Installer/Form/SelectLanguageForm.php \Drupal\Core\Installer\Form\SelectLanguageForm::buildForm()
- 8.9.x core/lib/Drupal/Core/Installer/Form/SelectLanguageForm.php \Drupal\Core\Installer\Form\SelectLanguageForm::buildForm()
- 11.x core/lib/Drupal/Core/Installer/Form/SelectLanguageForm.php \Drupal\Core\Installer\Form\SelectLanguageForm::buildForm()
Overrides FormInterface::buildForm
File
-
core/
lib/ Drupal/ Core/ Installer/ Form/ SelectLanguageForm.php, line 31
Class
- SelectLanguageForm
- Provides the language selection form.
Namespace
Drupal\Core\Installer\FormCode
public function buildForm(array $form, FormStateInterface $form_state, $install_state = NULL) {
if (count($install_state['translations']) > 1) {
$files = $install_state['translations'];
}
else {
$files = [];
}
$standard_languages = LanguageManager::getStandardLanguageList();
$select_options = [];
$browser_options = [];
$form['#title'] = 'Choose language';
// Build a select list with language names in native language for the user
// to choose from. And build a list of available languages for the browser
// to select the language default from.
// Select lists based on all standard languages.
foreach ($standard_languages as $langcode => $language_names) {
$select_options[$langcode] = $language_names[1];
$browser_options[$langcode] = $langcode;
}
// Add languages based on language files in the translations directory.
if (count($files)) {
foreach ($files as $langcode => $uri) {
$select_options[$langcode] = isset($standard_languages[$langcode]) ? $standard_languages[$langcode][1] : $langcode;
$browser_options[$langcode] = $langcode;
}
}
asort($select_options);
$request = Request::createFromGlobals();
$browser_langcode = UserAgent::getBestMatchingLangcode($request->server
->get('HTTP_ACCEPT_LANGUAGE', ''), $browser_options);
$form['langcode'] = [
'#type' => 'select',
'#title' => 'Choose language',
'#title_display' => 'invisible',
'#options' => $select_options,
// Use the browser detected language as default or English if nothing found.
'#default_value' => !empty($browser_langcode) ? $browser_langcode : 'en',
];
$link_to_english = install_full_redirect_url([
'parameters' => [
'langcode' => 'en',
],
]);
$form['help'] = [
'#type' => 'item',
// #markup is XSS admin filtered which ensures unsafe protocols will be
// removed from the URL.
'#markup' => '<p>Translations will be downloaded from the <a href="https://localize.drupal.org/download">Drupal Translation website</a>. If you do not want this, select <a href="' . $link_to_english . '">English</a>.</p>',
'#states' => [
'invisible' => [
'select[name="langcode"]' => [
'value' => 'en',
],
],
],
];
$form['actions'] = [
'#type' => 'actions',
];
$form['actions']['submit'] = [
'#type' => 'submit',
'#value' => 'Save and continue',
'#button_type' => 'primary',
];
return $form;
}
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