function MenuDevelGenerate::generateLinks

Generates menu links in a tree structure.

File

devel_generate/src/Plugin/DevelGenerate/MenuDevelGenerate.php, line 340

Class

MenuDevelGenerate

Provides a MenuDevelGenerate plugin.

Namespace

Code

protected function generateLinks($num_links, $menus, $title_length, $link_types, $max_depth, $max_width) {
  $links = [];
  $menus = array_keys(array_filter($menus));
  $link_types = array_keys(array_filter($link_types));
  $nids = [];
  for ($i = 1; $i <= $num_links; $i++) {
    // Pick a random menu.
    $menu_name = $menus[array_rand($menus)];
    // Build up our link.
    $link_title = $this->getRandom()
      ->word(mt_rand(2, max(2, $title_length)));
    $link = $this->menuLinkContentStorage
      ->create([
      'menu_name' => $menu_name,
      'weight' => mt_rand(-50, 50),
      'title' => $link_title,
      'bundle' => 'menu_link_content',
      'description' => $this->t('Description of @title.', [
        '@title' => $link_title,
      ]),
    ]);
    $link->link->options = [
      'devel' => TRUE,
    ];
    // For the first $max_width items, make first level links.
    if ($i <= $max_width) {
      $depth = 0;
    }
    else {
      // Otherwise, get a random parent menu depth.
      $depth = mt_rand(1, max(1, $max_depth - 1));
    }
    // Get a random parent link from the proper depth.
    do {
      $parameters = new MenuTreeParameters();
      $parameters->setMinDepth($depth);
      $parameters->setMaxDepth($depth);
      $tree = $this->menuLinkTree
        ->load($menu_name, $parameters);
      if ($tree) {
        $link->parent = array_rand($tree);
      }
      $depth--;
    } while (!$link->parent && $depth > 0);
    $link_type = array_rand($link_types);
    switch ($link_types[$link_type]) {
      case 'node':
        // Grab a random node ID.
        $select = $this->database
          ->select('node_field_data', 'n')
          ->fields('n', [
          'nid',
          'title',
        ])
          ->condition('n.status', 1)
          ->range(0, 1)
          ->orderRandom();
        // Don't put a node into the menu twice.
        if (!empty($nids[$menu_name])) {
          $select->condition('n.nid', $nids[$menu_name], 'NOT IN');
        }
        $node = $select->execute()
          ->fetchAssoc();
        if (isset($node['nid'])) {
          $nids[$menu_name][] = $node['nid'];
          $link->link->uri = 'entity:node/' . $node['nid'];
          $link->title = $node['title'];
          break;

        }
      case 'external':
        $link->link->uri = 'http://www.example.com/';
        break;

      case 'front':
        $link->link->uri = 'internal:/<front>';
        break;

      default:
        $link->devel_link_type = $link_type;
        break;

    }
    $link->save();
    $links[$link->id()] = $link->link_title;
  }
  return $links;
}