function phptemplate_links in Menu Trail By Path 6

File

./menu_trail_by_path.module, line 3

Code

function phptemplate_links($links, $attributes = array(
  'class' => 'links',
)) {
  $output = '';
  $path = drupal_get_path_alias($_GET['q']);
  if (count($links) > 0) {
    $output = '<ul' . drupal_attributes($attributes) . '>';
    $num_links = count($links);
    $i = 1;
    foreach ($links as $key => $link) {
      $class = $key;

      // Add first, last and active classes to the list of links to help out themers.
      if ($i == 1) {
        $class .= ' first';
      }
      if ($i == $num_links) {
        $class .= ' last';
      }
      if (isset($link['href']) && ($link['href'] == $_GET['q'] || $link['href'] == '<front>' && drupal_is_front_page())) {
        $class .= ' active';
      }
      if (isset($link['href'])) {
        $link_alias = drupal_get_path_alias($link['href']);
        if (substr($path, 0, strlen($link_alias)) == $link_alias) {
          $class .= ' active-trail';
        }

        // add active class for containing <li> and <a> if active-trail is set on the link itself
        if (strpos($link['attributes']['class'], 'active-trail') !== FALSE && strpos($class, 'active') === FALSE) {
          $class .= ' active';
          $link['attributes']['class'] .= ' active';
        }

        // Pass in $link as $options, they share the same keys.
        $link = l($link['title'], $link['href'], $link);
      }
      else {
        if (!empty($link['title'])) {

          // Some links are actually not links, but we wrap these in <span> for adding title and class attributes
          if (empty($link['html'])) {
            $link['title'] = check_plain($link['title']);
          }
          $span_attributes = '';
          if (isset($link['attributes'])) {
            $span_attributes = drupal_attributes($link['attributes']);
          }
          $link = '<span' . $span_attributes . '>' . $link['title'] . '</span>';
        }
      }
      $i++;
      $output .= '<li' . drupal_attributes(array(
        'class' => $class,
      )) . '>';
      $output .= $link;
      $output .= "</li>\n";
    }
    $output .= '</ul>';
  }
  return $output;
}