public BookExport::bookExportHtml(NodeInterface $node)

The book manager. Type:

public BookManager::saveBookLink(array $link, $new)

BookManager service. Type:

Config Factory Service Object. Type:

Defines the maximum supported depth of the book tree. File core/modules/book/src/BookManager.php, line

Provides methods for exporting book to different formats. If you would like to add another format, swap this class in container.

Provides a breadcrumb builder for nodes in a book. Hierarchy class \Drupal\book\

The request stack. Type: \Symfony\Component\HttpFoundation\RequestStack File

public BookOutlineForm::save(array $form, FormStateInterface