function toolbar_menu_navigation_links in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/toolbar/toolbar.module \toolbar_menu_navigation_links()
2. 7 modules/toolbar/toolbar.module \toolbar_menu_navigation_links()

Adds toolbar-specific attributes to the menu link tree.

Parameters

\Drupal\Core\Menu\MenuLinkTreeElement[] $tree: The menu link tree to manipulate.

Return value

\Drupal\Core\Menu\MenuLinkTreeElement[] The manipulated menu link tree.

2 string references to 'toolbar_menu_navigation_links'

ToolbarController::preRenderAdministrationTray in core/modules/toolbar/src/Controller/ToolbarController.php

Renders the toolbar's administration tray.

ToolbarController::preRenderGetRenderedSubtrees in core/modules/toolbar/src/Controller/ToolbarController.php

#pre_render callback for toolbar_get_rendered_subtrees().

File

core/modules/toolbar/toolbar.module, line 218

Administration toolbar for quick access to top level administration items.

Code

function toolbar_menu_navigation_links(array $tree) {
  foreach ($tree as $element) {
    if ($element->subtree) {
      toolbar_menu_navigation_links($element->subtree);
    }

    // Make sure we have a path specific ID in place, so we can attach icons
    // and behaviors to the menu links.
    $link = $element->link;
    $url = $link
      ->getUrlObject();
    if (!$url
      ->isRouted()) {

      // This is an unusual case, so just get a distinct, safe string.
      $id = substr(Crypt::hashBase64($url
        ->getUri()), 0, 16);
    }
    else {
      $id = str_replace([
        '.',
        '<',
        '>',
      ], [
        '-',
        '',
        '',
      ], $url
        ->getRouteName());
    }

    // Get the non-localized title to make the icon class.
    $definition = $link
      ->getPluginDefinition();
    $element->options['attributes']['id'] = 'toolbar-link-' . $id;
    $element->options['attributes']['class'][] = 'toolbar-icon';
    $element->options['attributes']['class'][] = 'toolbar-icon-' . strtolower(str_replace([
      '.',
      ' ',
      '_',
    ], [
      '-',
      '-',
      '-',
    ], $definition['id']));
    $element->options['attributes']['title'] = $link
      ->getDescription();
  }
  return $tree;
}