function LayoutBuilderHooks::systemBreadcrumbAlter

Implements hook_system_breadcrumb_alter().

Attributes

File

core/modules/layout_builder/src/Hook/LayoutBuilderHooks.php, line 345

Class

LayoutBuilderHooks

Hook implementations for layout_builder.

Namespace

Code

public function systemBreadcrumbAlter(Breadcrumb &$breadcrumb, RouteMatchInterface $route_match, array $context) : void {
  // Remove the extra 'Manage display' breadcrumb for Layout Builder defaults.
  if ($route_match->getRouteObject() && $route_match->getRouteObject()
    ->hasOption('_layout_builder') && $route_match->getParameter('section_storage_type') === 'defaults') {
    $links = array_filter($breadcrumb->getLinks(), function (Link $link) use ($route_match) {
      $entity_type_id = $route_match->getParameter('entity_type_id');
      if (!$link->getUrl()
        ->isRouted()) {
        return TRUE;
      }
      return $link->getUrl()
        ->getRouteName() !== "entity.entity_view_display.{$entity_type_id}.default";
    });
    // Links cannot be removed from an existing breadcrumb object. Create a
    // new object but carry over the cacheable metadata.
    $cacheability = CacheableMetadata::createFromObject($breadcrumb);
    $breadcrumb = new Breadcrumb();
    $breadcrumb->setLinks($links);
    $breadcrumb->addCacheableDependency($cacheability);
  }
}