function template_preprocess_webform_element_help in Webform 6.x

Same name and namespace in other branches

1. 8.5 includes/webform.theme.template.inc \template_preprocess_webform_element_help()

Prepares variables for webform element help templates.

Default template: webform-element-help.html.twig.

Parameters

array $variables: An associative array containing the following key:

• element: The webform element.
• help: The help content.
• attributes: The help attributes.

File

includes/webform.theme.template.inc, line 873

Preprocessors and helper functions to make theming easier.

Code

function template_preprocess_webform_element_help(array &$variables) {
  $attributes = isset($variables['attributes']) ? $variables['attributes'] : [];
  $attributes['class'][] = 'webform-element-help';
  $attributes['class'][] = 'js-webform-element-help';
  $attributes['role'] = 'tooltip';
  $attributes['tabindex'] = '0';
  $attributes['aria-label'] = $variables['help_title'] ?: t('Help tooltip');
  $content = is_array($variables['help']) ? \Drupal::service('renderer')
    ->render($variables['help']) : $variables['help'];
  $help = '';
  if (!empty($variables['help_title'])) {
    $help .= '<div class="webform-element-help--title">' . WebformHtmlEditor::stripTags($variables['help_title']) . '</div>';
  }
  $help .= '<div class="webform-element-help--content">' . WebformHtmlEditor::stripTags($content) . '</div>';
  $attributes['data-webform-help'] = $help;
  $variables['attributes'] = new Attribute($attributes);
}