protected ForumForm::forumParentSelect($tid, $title)
Returns a select box for available parent terms.
Parameters
int $tid: ID of the term that is being added or edited.
string $title: Title for the select box.
Return value
array A select form element.
File
- core/modules/forum/src/Form/ForumForm.php, line 126
Class
- ForumForm
- Base form for forum term edit forms.
Namespace
Drupal\forum\Form
Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 | protected function forumParentSelect($tid, $title) { $taxonomy_storage = $this->entityManager->getStorage('taxonomy_term'); $parents = $taxonomy_storage->loadParents($tid); if ($parents) { $parent = array_shift($parents); $parent = $parent->id(); } else { $parent = 0; } $vid = $this->config('forum.settings')->get('vocabulary'); $children = $taxonomy_storage->loadTree($vid, $tid, NULL, TRUE); // A term can't be the child of itself, nor of its children. foreach ($children as $child) { $exclude[] = $child->tid; } $exclude[] = $tid; $tree = $taxonomy_storage->loadTree($vid, 0, NULL, TRUE); $options[0] = '<' . $this->t('root') . '>'; if ($tree) { foreach ($tree as $term) { if (!in_array($term->id(), $exclude)) { $options[$term->id()] = str_repeat(' -- ', $term->depth) . $term->getName(); } } } $description = $this->t('Forums may be placed at the top (root) level, or inside another container or forum.'); return array( '#type' => 'select', '#title' => $title, '#default_value' => $parent, '#options' => $options, '#description' => $description, '#required' => TRUE, );} |
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