function ThemeExperimentalConfirmForm::buildForm
Same name in other branches
- 9 core/modules/system/src/Form/ThemeExperimentalConfirmForm.php \Drupal\system\Form\ThemeExperimentalConfirmForm::buildForm()
- 8.9.x core/modules/system/src/Form/ThemeExperimentalConfirmForm.php \Drupal\system\Form\ThemeExperimentalConfirmForm::buildForm()
- 11.x core/modules/system/src/Form/ThemeExperimentalConfirmForm.php \Drupal\system\Form\ThemeExperimentalConfirmForm::buildForm()
Overrides ConfirmFormBase::buildForm
File
-
core/
modules/ system/ src/ Form/ ThemeExperimentalConfirmForm.php, line 96
Class
- ThemeExperimentalConfirmForm
- Builds a confirmation form for enabling experimental themes.
Namespace
Drupal\system\FormCode
public function buildForm(array $form, FormStateInterface $form_state) {
$theme = $form_state->getBuildInfo()['args'][0] ? $form_state->getBuildInfo()['args'][0] : NULL;
$all_themes = $this->themeList
->getList();
if (!isset($all_themes[$theme])) {
return $this->redirect('system.themes_page');
}
$this->messenger()
->addWarning($this->t('Experimental themes are provided for testing purposes only. Use at your own risk.'));
$dependencies = array_keys($all_themes[$theme]->requires);
$themes = array_merge([
$theme,
], $dependencies);
$is_experimental = function ($theme) use ($all_themes) {
return isset($all_themes[$theme]) && $all_themes[$theme]->isExperimental();
};
$get_label = function ($theme) use ($all_themes) {
return $all_themes[$theme]->info['name'];
};
$items = [];
if (!empty($dependencies)) {
// Display a list of required themes that have to be installed as well.
$items[] = $this->formatPlural(count($dependencies), 'You must install the @required theme to install @theme.', 'You must install the @required themes to install @theme.', [
'@theme' => $get_label($theme),
// It is safe to implode this because theme names are not translated
// markup and so will not be double-escaped.
'@required' => implode(', ', array_map($get_label, $dependencies)),
]);
}
// Add the list of experimental themes after any other messages.
$items[] = $this->t('The following themes are experimental: @themes', [
'@themes' => implode(', ', array_map($get_label, array_filter($themes, $is_experimental))),
]);
$form['message'] = [
'#theme' => 'item_list',
'#items' => $items,
];
return parent::buildForm($form, $form_state);
}
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