function template_preprocess_toc_tree in TOC API 8

Prepares variables for table of contents tree.

Default template: toc-tree.html.twig.

Parameters

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

• toc: A TOC (table of contents) object.
• attributes: Attributes to be added to back to top link.

File

./toc_api.module, line 113

Converts header tags into a hierarchical table of contents.

Code

function template_preprocess_toc_tree(&$variables) {

  /** @var \Drupal\toc_api\TocInterface $toc */
  $toc = $variables['toc'];
  $variables['tree'] = $toc
    ->getTree();
  $variables['options'] = $toc
    ->getOptions();
  $variables['attributes'] = new Attribute($variables['attributes']);
  $variables['#attached']['library'][] = 'toc_api/toc.tree';
}