function simplemenu_get_menu in SimpleMenu 6

Same name and namespace in other branches

1. 5 simplemenu.module \simplemenu_get_menu()
2. 6.2 simplemenu.module \simplemenu_get_menu()
3. 7 simplemenu.module \simplemenu_get_menu()

Render an HTML list of links for a given menu.

1 call to simplemenu_get_menu()

_simplemenu_add_menu in ./simplemenu.module

\brief Add the simplemenu variable with the menu to be displayed.

File

./simplemenu.module, line 335

Creates a simplemenu.

Code

function simplemenu_get_menu() {
  simplemenu_running(TRUE);

  // if a user turned off menu module but SimpleMenu was previously set
  // reset variable so a menu appears
  $all_menus = array(
    variable_get('simplemenu_menu', 'navigation:0'),
  );
  drupal_alter('simplemenu_menus', $all_menus);
  if (count($all_menus) > 1) {

    // if menu is not enable then we cannot have a count other than 1
    $menu_titles = menu_get_menus();
    $tree = array();
    foreach ($all_menus as $full_name) {
      list($menu_name, $mlid) = explode(':', $full_name);
      $tree[] = array(
        'link' => array(
          'simplemenu_multi_menu_root' => TRUE,
          'mlid' => $mlid,
          'menu_name' => $full_name,
          'hidden' => FALSE,
          'title' => $menu_titles[$menu_name],
          'href' => 'admin/settings/simplemenu',
          /// ??? -- we should not have a link here
          'in_active_trail' => FALSE,
          'has_children' => TRUE,
          'localized_options' => array(
            'attributes' => array(
              'class' => 'simplemenu-top-level',
            ),
          ),
        ),
        'below' => simplemenu_menu_tree($full_name),
      );
    }
  }
  else {
    reset($all_menus);
    $tree = simplemenu_menu_tree(current($all_menus));
  }

  // allow other modules to modify the menu tree
  drupal_alter('simplemenu_tree', $tree);

  // now generate the output
  // by default avoid calling the theme() function
  $in_block = !variable_get('simplemenu_call_theme', FALSE);
  if (!$in_block) {

    // if we are editing a block, then we MUST avoid calling theme().
    $in_block = arg(0) == 'admin' && arg(1) == 'build' && arg(2) == 'block';
    if ($in_block && arg(3)) {
      $in_block = arg(3) == 'list';
    }
  }
  if ($in_block) {

    // this is a duplicate of the Core function where I replaced
    // the theme() calls with the actual function code (& optimized!)
    $menu = simplemenu_tree_output($tree, '');
  }
  else {

    // See http://drupal.org/node/816036
    //     http://drupal.org/node/336119
    //
    // This function calls theme() and that's bad for anyone
    // who uses more than one theme (admin theme(), blocks
    // list, etc.) and the theming of the menu items may very
    // well break the simplemenu expected <ul>/<li> combinaison.
    $menu = menu_tree_output($tree);
  }
  if (!$menu) {
    if (variable_get('simplemenu_hide_when_empty', FALSE)) {

      // this is useful for people who have different users with
      // different roles and when some do not have enough right
      // to see anything, the menu disappears completely
      simplemenu_running(FALSE);
      return;
    }

    // some default in case no menu was selected
    $menu = '<ul class="menu"><li><a href="' . url('admin/settings/simplemenu') . '">' . t('No menu items found. Try a different menu as the default.') . '</a></li></ul>';
  }

  // add the id to the UL tag here instead of the JavaScript
  // otherwise it could be added to the <div> tag instead...
  $pos = strpos($menu, '>');
  $menu = str_replace('class="menu', 'class="menu clear-block', substr($menu, 0, $pos)) . ' id="simplemenu"' . substr($menu, $pos);
  simplemenu_running(FALSE);
  return '<div class="simplemenu-block">' . $menu . '</div>';
}