function heartbeat_like_form_alter in Heartbeat 8

Same name in this branch

1. 8 modules/heartbeat_like/heartbeat_like.module \heartbeat_like_form_alter()
2. 8 modules/heartbeat_comment_like/heartbeat_like.module \heartbeat_like_form_alter()

Implements hook_form_FORM_ID_alter(). Tokenize the flag link strings.

File

modules/heartbeat_like/heartbeat_like.module, line 7

Code

function heartbeat_like_form_alter(&$form, \Drupal\Core\Form\FormStateInterface $form_state, $form_id) {
  if ($form_id == 'flag_add_form' || $form_id == 'flag_edit_form') {

    // Setup for the "Browse available tokens" link.
    $browse_array = array(
      '#theme' => 'token_tree_link',
      '#token_types' => array(
        'heartbeat_like',
      ),
    );

    // Validation options to add to form elements.
    $token_options = array(
      '#element_validate' => array(
        'token_element_validate',
      ),
      '#token_types' => array(),
      '#min_tokens' => 1,
      '#max_tokens' => 10,
    );

    // Let admin know that this field is now tokenized.
    $form['messages']['flag_short']['#description'] .= '<br />' . t('This field supports tokens (try: "Like [flagcount:count]")');
    $form['messages']['flag_short']['#suffix'] = render($browse_array);
    $form['messages']['flag_short'] += $token_options;
    $form['messages']['unflag_short']['#description'] .= '<br />' . t('This field supports tokens (try: "Unlike [flagcount:count]")');
    $form['messages']['unflag_short']['#suffix'] = render($browse_array);
    $form['messages']['unflag_short'] += $token_options;
  }
}