function taxonomy_menu_ui_get_menu_link_defaults in Taxonomy Menu UI 8

Returns the definition for a menu link for the given term.

Parameters

\Drupal\taxonomy\TermInterface $term: The term entity.

Return value

array An array that contains default values for the menu link form.

1 call to taxonomy_menu_ui_get_menu_link_defaults()

taxonomy_menu_ui_form_taxonomy_term_form_alter in ./taxonomy_menu_ui.module

Implements hook_form_BASE_FORM_ID_alter() for \Drupal\taxonomy\TermForm.

File

./taxonomy_menu_ui.module, line 62

Add ability to create menu links for taxonomy terms.

Code

function taxonomy_menu_ui_get_menu_link_defaults(TermInterface $term) {

  // Prepare the definition for the edit form.

  /** @var \Drupal\taxonomy\VocabularyInterface $vocabulary */
  $vid = $term
    ->bundle();
  $vocabulary = Vocabulary::load($vid);
  $menu_name = strtok($vocabulary
    ->getThirdPartySetting('menu_ui', 'parent', 'main:'), ':');
  $defaults = FALSE;
  if ($term
    ->id()) {
    $id = FALSE;

    // Give priority to the default menu.
    $vocabulary_menus = $vocabulary
      ->getThirdPartySetting('menu_ui', 'available_menus', [
      'main',
    ]);
    if (in_array($menu_name, $vocabulary_menus)) {
      $query = \Drupal::entityQuery('menu_link_content')
        ->condition('link.uri', 'taxonomy/term/' . $term
        ->id())
        ->condition('menu_name', $menu_name)
        ->sort('id', 'ASC')
        ->range(0, 1);
      $result = $query
        ->execute();
      $id = !empty($result) ? reset($result) : FALSE;
    }

    // Check all allowed menus if a link does not exist in the default menu.
    if (!$id && !empty($vocabulary_menus)) {
      $query = \Drupal::entityQuery('menu_link_content')
        ->condition('link.uri', 'internal:/taxonomy/term/' . $term
        ->id())
        ->condition('menu_name', array_values($vocabulary_menus), 'IN')
        ->sort('id', 'ASC')
        ->range(0, 1);
      $result = $query
        ->execute();
      $id = !empty($result) ? reset($result) : FALSE;
    }
    if ($id) {
      $menu_link = MenuLinkContent::load($id);
      $menu_link = \Drupal::service('entity.repository')
        ->getTranslationFromContext($menu_link);
      $defaults = [
        'entity_id' => $menu_link
          ->id(),
        'id' => $menu_link
          ->getPluginId(),
        'title' => $menu_link
          ->getTitle(),
        'title_max_length' => $menu_link
          ->getFieldDefinitions()['title']
          ->getSetting('max_length'),
        'description' => $menu_link
          ->getDescription(),
        'menu_name' => $menu_link
          ->getMenuName(),
        'parent' => $menu_link
          ->getParentId(),
        'weight' => $menu_link
          ->getWeight(),
      ];
    }
  }
  if (!$defaults) {

    // Get the default max_length of a menu link title from the base field
    // definition.
    $field_definitions = \Drupal::service('entity_field.manager')
      ->getBaseFieldDefinitions('menu_link_content');
    $max_length = $field_definitions['title']
      ->getSetting('max_length');
    $defaults = [
      'entity_id' => 0,
      'id' => '',
      'title' => '',
      'title_max_length' => $max_length,
      'description' => '',
      'menu_name' => $menu_name,
      'parent' => '',
      'weight' => 0,
    ];
  }
  return $defaults;
}