function BookBreadcrumbBuilder::__construct

Constructs the BookBreadcrumbBuilder.

Parameters

\Drupal\Core\Entity\EntityTypeManagerInterface $entity_type_manager: The entity type manager service.

\Drupal\Core\Session\AccountInterface $account: The current user account.

\Drupal\Core\Entity\EntityRepositoryInterface|null $entity_repository: The entity repository service.

\Drupal\Core\Language\LanguageManagerInterface|null $language_manager: The language manager service.

File

core/modules/book/src/BookBreadcrumbBuilder.php, line 63

Class

BookBreadcrumbBuilder

Provides a breadcrumb builder for nodes in a book.

Namespace

Code

public function __construct(EntityTypeManagerInterface $entity_type_manager, AccountInterface $account, EntityRepositoryInterface $entity_repository = NULL, LanguageManagerInterface $language_manager = NULL) {
    $this->nodeStorage = $entity_type_manager->getStorage('node');
    $this->account = $account;
    if (!$entity_repository) {
        @trigger_error('The entity.repository service must be passed to ' . __NAMESPACE__ . '\\BookBreadcrumbBuilder::__construct(). It was added in drupal:9.2.0 and will be required before drupal:10.0.0.', E_USER_DEPRECATED);
        $entity_repository = \Drupal::service('entity.repository');
    }
    if (!$language_manager) {
        @trigger_error('The language_manager service must be passed to ' . __NAMESPACE__ . '\\BookBreadcrumbBuilder::__construct(). It was added in drupal:9.2.0 and will be required before drupal:10.0.0.', E_USER_DEPRECATED);
        $language_manager = \Drupal::service('language_manager');
    }
    $this->entityRepository = $entity_repository;
    $this->languageManager = $language_manager;
}