Club Drupal

<?php

/**

 * @file

 * menu-link.func.php

 */

/**

 * Overrides theme_menu_link().

 */

function bootstrap_menu_link(array $variables) {

  $element = $variables['element'];

  $sub_menu = '';

  if ($element['#below']) {

    // Prevent dropdown functions from being added to management menu so it

    // does not affect the navbar module.

    if (($element['#original_link']['menu_name'] == 'management') && (module_exists('navbar'))) {

      $sub_menu = drupal_render($element['#below']);

    }

    elseif ((!empty($element['#original_link']['depth'])) && ($element['#original_link']['depth'] == 1)) {

      // Add our own wrapper.

      unset($element['#below']['#theme_wrappers']);

      $sub_menu = '<ul class="dropdown-menu">' . drupal_render($element['#below']) . '</ul>';

      // Generate as standard dropdown.

      $element['#title'] .= ' <span class="caret"></span>';

      $element['#attributes']['class'][] = 'dropdown';

      $element['#localized_options']['html'] = TRUE;

      // Set dropdown trigger element to # to prevent inadvertant page loading

      // when a submenu link is clicked.

      $element['#localized_options']['attributes']['data-target'] = '#';

      $element['#localized_options']['attributes']['class'][] = 'dropdown-toggle';

      $element['#localized_options']['attributes']['data-toggle'] = 'dropdown';

    }

  }

  // On primary navigation menu, class 'active' is not set on active menu item.

  // @see https://drupal.org/node/1896674

  if (($element['#href'] == $_GET['q'] || ($element['#href'] == '<front>' && drupal_is_front_page())) && (empty($element['#localized_options']['language']))) {

    $element['#attributes']['class'][] = 'active';

  }

  $output = l($element['#title'], $element['#href'], $element['#localized_options']);

  return '<li' . drupal_attributes($element['#attributes']) . '>' . $output . $sub_menu . "</li>\n";

}