function uc_catalog_form_taxonomy_vocabulary_form_alter in Ubercart 8.4

Implements hook_form_BASE_FORM_ID_alter() for taxonomy_vocabulary_form().

File

uc_catalog/uc_catalog.module, line 68

Ubercart Catalog module.

Code

function uc_catalog_form_taxonomy_vocabulary_form_alter(&$form, &$form_state, $form_id) {
  $vid = \Drupal::config('uc_catalog.settings')
    ->get('vocabulary');
  $vocabulary = $form_state
    ->getFormObject()
    ->getEntity();
  if ($vid == $vocabulary
    ->id()) {
    $form['help_catalog_vocab'] = [
      '#markup' => t('This is the designated product catalog vocabulary. It cannot be deleted until the Catalog module is uninstalled. The machine name of this vocabulary may not be changed.'),
      '#weight' => -1,
    ];

    // @todo - does the 'hierarchy' element do anything?
    // Catalog vocabulary always has single hierarchy.
    $form['hierarchy']['#value'] = TAXONOMY_HIERARCHY_SINGLE;

    // Do not allow the catalog vocabulary to be deleted.
    $form['actions']['delete']['#access'] = FALSE;

    // Do not allow the catalog vid to be changed.
    $form['vid']['#disabled'] = TRUE;
  }
}