public BookBreadcrumbBuilder::applies(RouteMatchInterface $route_match)
Whether this breadcrumb builder should be used to build the breadcrumb.
Parameters
\Drupal\Core\Routing\RouteMatchInterface $route_match: The current route match.
Return value
bool TRUE if this builder should be used or FALSE to let other builders decide.
Overrides BreadcrumbBuilderInterface::applies
File
- core/modules/book/src/BookBreadcrumbBuilder.php, line 50
Class
- BookBreadcrumbBuilder
- Provides a breadcrumb builder for nodes in a book.
Namespace
Drupal\book
Code
public function applies(RouteMatchInterface $route_match) { $node = $route_match->getParameter('node'); return $node instanceof NodeInterface && !empty($node->book); }
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