function organigrams_form_alter in Organigrams 8

Same name and namespace in other branches

1. 8.2 organigrams.module \organigrams_form_alter()

Implements hook_form_alter().

File

./organigrams.module, line 42

Extends Taxonomy to create organigrams.

Code

function organigrams_form_alter(&$form, FormStateInterface $form_state, $form_id) {

  // Alter the vocabulary form.
  if ($form_id == 'taxonomy_vocabulary_form') {

    // Get the vocabulary.
    $vocabulary = $form_state
      ->getFormObject()
      ->getEntity();

    // Get its organigrams settings if they exist.
    $organigram = $vocabulary
      ->getThirdPartySettings('organigrams');

    // Check if the current page is a vocabulary add form and if there are
    // organigrams settings.
    if (\Drupal::routeMatch()
      ->getRouteName() == 'entity.vocabulary.add_organigram_form' || !empty($organigram)) {

      // Add our own submit function to the submit button.
      foreach (array_keys($form['actions']) as $action) {
        if ($action != 'preview' && isset($form['actions'][$action]['#type']) && $form['actions'][$action]['#type'] === 'submit') {
          $form['actions'][$action]['#submit'][] = 'organigrams_vocabulary_form_submit';
        }
      }

      // Change the form title when adding and editing.
      if (!empty($organigram)) {
        $form['#title'] = t('Edit organigram vocabulary');
      }
      else {
        $form['#title'] = t('Add organigram vocabulary');
      }

      // Add organigrams settings fields to the form.
      organigrams_vocabulary_settings_form($form, $organigram);
    }
  }
}