function menu_parent_options

Return a list of menu items that are valid possible parents for the given menu item.

File

modules/menu.module, line 489

Allows administrators to customize the site navigation menu.

Code

function menu_parent_options($mid, $pid = 0, $depth = 0) {
  $menu = menu_get_menu();
  $options = array();
  if (isset($menu['items'][$pid]) && $menu['items'][$pid]['children']) {
    usort($menu['items'][$pid]['children'], '_menu_sort');
    foreach ($menu['items'][$pid]['children'] as $child) {
      if ($child != $mid) {
        if ($child > 0 && $menu['items'][$child]['type'] & (MENU_MODIFIABLE_BY_ADMIN | MENU_IS_ROOT)) {
          $title = ' ' . $menu['items'][$child]['title'];
          for ($i = 0; $i < $depth; $i++) {
            $title = '--' . $title;
          }
          if (!($menu['items'][$child]['type'] & MENU_VISIBLE_IN_TREE)) {
            $title .= ' (' . t('disabled') . ')';
          }
          $options[$child] = $title;
        }
        $options += menu_parent_options($mid, $child, $depth + 1);
      }
    }
  }
  return $options;
}