function claro_preprocess_fieldset in Drupal 8

Same name and namespace in other branches

1. 9 core/themes/claro/claro.theme \claro_preprocess_fieldset()

Implements template_preprocess_HOOK() for fieldset.

File

core/themes/claro/claro.theme, line 766

Functions to support theming in the Claro theme.

Code

function claro_preprocess_fieldset(&$variables) {
  $element = $variables['element'];
  $composite_types = [
    'checkboxes',
    'radios',
  ];
  if (!empty($element['#type']) && in_array($element['#type'], $composite_types) && !empty($variables['element']['#children_errors'])) {
    $variables['legend_span']['attributes']
      ->addClass('has-error');
  }
  if (!empty($element['#disabled'])) {
    $variables['legend_span']['attributes']
      ->addClass('is-disabled');
    if (!empty($variables['description']) && !empty($variables['description']['attributes'])) {
      $variables['description']['attributes']
        ->addClass('is-disabled');
    }
  }

  // Remove 'container-inline' class from the main attributes and add a flag
  // instead.
  // @todo remove this after https://www.drupal.org/node/3059593 has been
  //   resolved.
  if (!empty($variables['attributes']['class'])) {
    $container_inline_key = array_search('container-inline', $variables['attributes']['class']);
    if ($container_inline_key !== FALSE) {
      unset($variables['attributes']['class'][$container_inline_key]);
      $variables['inline_items'] = TRUE;
    }
  }
}