function book_node_predelete

Implements hook_ENTITY_TYPE_predelete() for node entities.

File

core/modules/book/book.module, line 281

Code

function book_node_predelete(EntityInterface $node) {
    if (!empty($node->book['bid'])) {
        
        /** @var \Drupal\book\BookManagerInterface $book_manager */
        $book_manager = \Drupal::service('book.manager');
        $book_manager->deleteFromBook($node->book['nid']);
    }
}