function book_node_builder

book_node_builder($entity_type, NodeInterface $entity, &$form, FormStateInterface $form_state)

Entity form builder to add the book information to the node.

@todo: Remove this in favor of an entity field.

File

core/modules/book/book.module, line 171

Allows users to create and organize related content in an outline.

Code

function book_node_builder($entity_type, NodeInterface $entity, &$form, FormStateInterface $form_state) {
  $entity->book = $form_state->getValue('book');

  // Always save a revision for non-administrators.
  if (!empty($entity->book['bid']) && !\Drupal::currentUser()->hasPermission('administer nodes')) {
    $entity->setNewRevision();
  }
}