public function Overview::buildForm in Drupal 9
Same name and namespace in other branches
- 8 core/modules/forum/src/Form/Overview.php \Drupal\forum\Form\Overview::buildForm()
Form constructor.
Display a tree of all the terms in a vocabulary, with options to edit each one. The form is made drag and drop by the theme function.
Parameters
array $form: An associative array containing the structure of the form.
\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.
\Drupal\taxonomy\VocabularyInterface $taxonomy_vocabulary: The vocabulary to display the overview form for.
Return value
array The form structure.
Overrides OverviewTerms::buildForm
File
- core/
modules/ forum/ src/ Form/ Overview.php, line 29
Class
- Overview
- Provides forum overview form for the forum vocabulary.
Namespace
Drupal\forum\FormCode
public function buildForm(array $form, FormStateInterface $form_state, VocabularyInterface $taxonomy_vocabulary = NULL) {
$forum_config = $this
->config('forum.settings');
$vid = $forum_config
->get('vocabulary');
$vocabulary = $this->entityTypeManager
->getStorage('taxonomy_vocabulary')
->load($vid);
if (!$vocabulary) {
throw new NotFoundHttpException();
}
// Build base taxonomy term overview.
$form = parent::buildForm($form, $form_state, $vocabulary);
foreach (Element::children($form['terms']) as $key) {
if (isset($form['terms'][$key]['#term'])) {
/** @var \Drupal\taxonomy\TermInterface $term */
$term = $form['terms'][$key]['#term'];
$form['terms'][$key]['term']['#url'] = Url::fromRoute('forum.page', [
'taxonomy_term' => $term
->id(),
]);
if (!empty($term->forum_container->value)) {
$title = $this
->t('edit container');
$url = Url::fromRoute('entity.taxonomy_term.forum_edit_container_form', [
'taxonomy_term' => $term
->id(),
]);
}
else {
$title = $this
->t('edit forum');
$url = Url::fromRoute('entity.taxonomy_term.forum_edit_form', [
'taxonomy_term' => $term
->id(),
]);
}
// Re-create the operations column and add only the edit link.
$form['terms'][$key]['operations'] = [
'#type' => 'operations',
'#links' => [
'edit' => [
'title' => $title,
'url' => $url,
],
],
];
}
}
// Remove the alphabetical reset.
unset($form['actions']['reset_alphabetical']);
// Use the existing taxonomy overview submit handler.
$form['terms']['#empty'] = $this
->t('No containers or forums available. <a href=":container">Add container</a> or <a href=":forum">Add forum</a>.', [
':container' => Url::fromRoute('forum.add_container')
->toString(),
':forum' => Url::fromRoute('forum.add_forum')
->toString(),
]);
return $form;
}