function BookManager::deleteFromBook

Same name in this branch
  1. 11.x core/modules/book/src/ProxyClass/BookManager.php \Drupal\book\ProxyClass\BookManager::deleteFromBook()
Same name in other branches
  1. 9 core/modules/book/src/BookManager.php \Drupal\book\BookManager::deleteFromBook()
  2. 8.9.x core/modules/book/src/BookManager.php \Drupal\book\BookManager::deleteFromBook()
  3. 10 core/modules/book/src/ProxyClass/BookManager.php \Drupal\book\ProxyClass\BookManager::deleteFromBook()
  4. 10 core/modules/book/src/BookManager.php \Drupal\book\BookManager::deleteFromBook()

File

core/modules/book/src/BookManager.php, line 506

Class

BookManager
Defines a book manager.

Namespace

Drupal\book

Code

public function deleteFromBook($nid) {
    $original = $this->loadBookLink($nid, FALSE);
    $this->bookOutlineStorage
        ->delete($nid);
    if ($nid == $original['bid']) {
        // Handle deletion of a top-level post.
        $result = $this->bookOutlineStorage
            ->loadBookChildren($nid);
        $children = $this->entityTypeManager
            ->getStorage('node')
            ->loadMultiple(array_keys($result));
        foreach ($children as $child) {
            $child->book['bid'] = $child->id();
            $this->updateOutline($child);
        }
    }
    $this->updateOriginalParent($original);
    $this->books = NULL;
    Cache::invalidateTags([
        'bid:' . $original['bid'],
    ]);
}

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