public function AnonymousMenuLinkTreeManipulator::generateIndexAndSort in footermap: a footer site map 8

Generates a unique index and sorts by it.

Parameters

\Drupal\Core\Menu\MenuLinkTreeElement[] $tree: The menu link tree to manipulate.

Return value

\Drupal\Core\Menu\MenuLinkTreeElement[] The manipulated menu link tree.

File

src/Menu/AnonymousMenuLinkTreeManipulator.php, line 234

Class

AnonymousMenuLinkTreeManipulator

Provides an anonymous-based menu link tree manipulator.

Namespace

Drupal\footermap\Menu

Code

public function generateIndexAndSort(array $tree) {
  $new_tree = [];
  foreach ($tree as $key => $v) {
    if ($tree[$key]->subtree) {
      $tree[$key]->subtree = $this
        ->generateIndexAndSort($tree[$key]->subtree);
    }
    $instance = $tree[$key]->link;

    // The weights are made a uniform 5 digits by adding 50000 as an offset.
    // After $this->menuLinkCheckAccess(), $instance->getTitle() has the
    // localized or translated title. Adding the plugin id to the end of the
    // index insures that it is unique.
    $new_tree[50000 + $instance
      ->getWeight() . ' ' . $instance
      ->getTitle() . ' ' . $instance
      ->getPluginId()] = $tree[$key];
  }
  ksort($new_tree);
  return $new_tree;
}