function _menu_overview_tree_form

Recursive helper function for menu_overview_form().

Parameters

$tree: The menu_tree retrieved by menu_tree_data.

$delta: The number of items to use in the menu weight selector. Defaults to 50.

$langcode: A language code by which to filter the list of menu items.

File

core/modules/menu/menu.admin.inc, line 144

Admin page callbacks for the Menu module.

Code

function _menu_overview_tree_form($tree, $delta = 50, $langcode = NULL) {
  $form = &backdrop_static(__FUNCTION__, array('#tree' => TRUE));
  $language_options = language_list(TRUE, TRUE);
  $language_options[LANGUAGE_NONE] = t('All');

  foreach ($tree as $data) {
    $item = $data['link'];

    // Skip all items not in the requested language.
    if ($langcode && $item['langcode'] !== $langcode && $item['langcode'] !== LANGUAGE_NONE) {
      continue;
    }

    // Don't show callbacks; these have $item['hidden'] < 0.
    if ($item && $item['hidden'] >= 0) {
      $mlid = 'mlid:' . $item['mlid'];
      $form[$mlid]['#item'] = $item;
      $form[$mlid]['#attributes'] = $item['hidden'] ? array('class' => array('menu-disabled')) : array('class' => array('menu-enabled'));
      $form[$mlid]['title']['#markup'] = l($item['title'], $item['href'], $item['localized_options']);
      if ($item['hidden']) {
        $form[$mlid]['title']['#markup'] .= ' (' . t('disabled') . ')';
      }
      elseif ($item['link_path'] == 'user' && $item['module'] == 'system') {
        $form[$mlid]['title']['#markup'] .= ' (' . t('logged in users only') . ')';
      }

      $langcode_label = isset($language_options[$item['langcode']]) ? $language_options[$item['langcode']] : $item['langcode'];
      $form[$mlid]['langcode'] = array(
        '#type' => 'markup',
        '#markup' => check_plain($langcode_label),
        '#access' => module_exists('language'),
      );
      $form[$mlid]['hidden'] = array(
        '#type' => 'checkbox',
        '#title' => t('Enable @title menu link', array('@title' => $item['title'])),
        '#title_display' => 'invisible',
        '#default_value' => !$item['hidden'],
      );
      $form[$mlid]['weight'] = array(
        '#type' => 'weight',
        '#delta' => $delta,
        '#default_value' => $item['weight'],
        '#title_display' => 'invisible',
        '#title' => t('Weight for @title', array('@title' => $item['title'])),
      );
      $form[$mlid]['mlid'] = array(
        '#type' => 'hidden',
        '#value' => $item['mlid'],
      );
      $form[$mlid]['plid'] = array(
        '#type' => 'hidden',
        '#default_value' => $item['plid'],
      );
      // Build a list of operations.
      $links = array();
      $links['edit'] = array(
        'title' => t('Edit'),
        'href' => 'admin/structure/menu/item/' . $item['mlid'] . '/edit',
      );
      // Only items created by the menu module can be deleted.
      if ($item['module'] == 'menu' || $item['updated'] == 1) {
        $links['delete'] = array(
          'title' => t('Delete'),
          'href' => 'admin/structure/menu/item/' . $item['mlid'] . '/delete',
        );
      }
      // Set the reset column.
      elseif ($item['module'] == 'system' && $item['customized']) {
        $links['reset'] = array(
          'title' => t('Reset'),
          'href' => 'admin/structure/menu/item/' . $item['mlid'] . '/reset',
        );
      }
      $form[$mlid]['operations'] = array(
        '#type' => 'operations',
        '#links' => $links,
      );
    }

    if ($data['below']) {
      _menu_overview_tree_form($data['below'], $delta, $langcode);
    }
  }
  return $form;
}