function BookManager::bookTreeOutput
Same name in this branch
- 11.x core/modules/book/src/ProxyClass/BookManager.php \Drupal\book\ProxyClass\BookManager::bookTreeOutput()
Same name in other branches
- 9 core/modules/book/src/BookManager.php \Drupal\book\BookManager::bookTreeOutput()
- 8.9.x core/modules/book/src/BookManager.php \Drupal\book\BookManager::bookTreeOutput()
- 10 core/modules/book/src/ProxyClass/BookManager.php \Drupal\book\ProxyClass\BookManager::bookTreeOutput()
- 10 core/modules/book/src/BookManager.php \Drupal\book\BookManager::bookTreeOutput()
File
-
core/
modules/ book/ src/ BookManager.php, line 579
Class
- BookManager
- Defines a book manager.
Namespace
Drupal\bookCode
public function bookTreeOutput(array $tree) {
$items = $this->buildItems($tree);
$build = [];
if ($items) {
// Make sure Drupal\Core\Render\Element::children() does not re-order the
// links.
$build['#sorted'] = TRUE;
// Get the book id from the last link.
$item = end($items);
// Add the theme wrapper for outer markup.
// Allow menu-specific theme overrides.
$build['#theme'] = 'book_tree__book_toc_' . $item['original_link']['bid'];
$build['#items'] = $items;
// Set cache tag.
$build['#cache']['tags'][] = 'config:system.book.' . $item['original_link']['bid'];
}
return $build;
}
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