public function FootermapBlock::buildMenu in footermap: a footer site map 8

Recursively build footer site map.

This method should modify the object variable $mapref.

This deprecates footermap_get_menu().

Parameters

array &$tree: A reference to the menu site tree for a particular menu.

array &$mapref: A reference to the current menu item's children or the root of the map.

Overrides FootermapInterface::buildMenu

1 call to FootermapBlock::buildMenu()

FootermapBlock::buildMap in src/Plugin/Block/FootermapBlock.php

Build content for footer site map.

File

src/Plugin/Block/FootermapBlock.php, line 287

Class

FootermapBlock

Provide a footer-based site map block based on menu items.

Namespace

Drupal\footermap\Plugin\Block

Code

public function buildMenu(array &$tree, array &$mapref) {
  foreach ($tree as $key => $item) {

    /** @var \Drupal\Core\Menu\MenuLinkInterface $link */
    $link = $item->link;
    $link_title = $link
      ->getTitle();
    if ($link
      ->isEnabled() && !empty($link_title) && !$link instanceof InaccessibleMenuLink) {

      // Mapref reference becomes child.
      if (isset($mapref['#theme']) && $mapref['#theme'] == 'footermap_header') {
        $child =& $mapref['#items'];
      }
      else {
        $child =& $mapref;
      }

      // Get the menu link entity language, but necessary to load menu link
      // content entity which is kind of expensive.
      if (strpos($link
        ->getPluginId(), 'menu_link_content') === 0) {
        list(, $uuid) = explode(':', $link
          ->getPluginId(), 2);
        $entity = $this->entityRepository
          ->loadEntityByUuid('menu_link_content', $uuid);
      }
      $child['menu-' . $key] = [
        '#theme' => 'footermap_item',
        '#title' => $link
          ->getTitle(),
        '#url' => $link
          ->getUrlObject(),
        '#attributes' => [
          'class' => [
            'footermap-item',
            'footermap-item--depth-' . $item->depth,
          ],
        ],
        '#level' => $item->depth,
        '#weight' => $link
          ->getWeight(),
      ];
    }
    if ($item->hasChildren) {
      $child['menu-' . $key]['#children'] = [];
      $child['menu-' . $key]['#attributes']['class'][] = 'footermap-item--haschildren';
      $this
        ->buildMenu($item->subtree, $child['menu-' . $key]['#children']);
    }
  }
}