public function MenuTreeStorage::getSubtreeHeight in Colossal Menu 8

Same name and namespace in other branches

1. 2.x src/Menu/MenuTreeStorage.php \Drupal\colossal_menu\Menu\MenuTreeStorage::getSubtreeHeight()

Finds the height of a subtree rooted by the given ID.

Parameters

string $id: The ID of an item in the storage.

Return value

int Returns the height of the subtree. This will be at least 1 if the ID exists, or 0 if the ID does not exist in the storage.

Overrides MenuTreeStorageInterface::getSubtreeHeight

File

src/Menu/MenuTreeStorage.php, line 338

Class

MenuTreeStorage

Provides a menu tree storage using the database.

Namespace

Drupal\colossal_menu\Menu

Code

public function getSubtreeHeight($id) {
  return $this->conneciton
    ->select($this->table, 't')
    ->fields('t', [
    'depth',
  ])
    ->condition('t.descendant', $id)
    ->orderBy('t.depth', 'DESC')
    ->limit(0, 1)
    ->execute()
    ->fetchField();
}