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Theme Primary Links Drupal 6.x Adding spans and useful ID's

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themes the primary links adding spans (useful for sliding doors technique) and nice ID's based on the link title rather than the standard ugly menu-851 classes etc.

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  1. /**
  2.  * Adds spans and useful ID's to the primary links.
  3.  *
  4.  */
  5. function THEMENAME_links($links, $attributes = array('class' => 'links')) {
  6.   $output = '';
  7.  
  8.   if (count($links) > 0) {
  9.     $output = '<ul'. drupal_attributes($attributes) .'>';
  10.  
  11.     $num_links = count($links);
  12.     $i = 1;
  13.  
  14.     foreach ($links as $key => $link) {
  15.  
  16.       $class = '';
  17.       $needle = array('&', ' ');
  18.       $replace = array('and', '-');
  19.       $id = strtolower(str_replace($needle, $replace, $link['title']));
  20.  
  21.       // Add first, last and active classes to the list of links to help out themers.
  22.       if ($i == 1) {
  23.         $class .= ' first';
  24.       }
  25.       if ($i == $num_links) {
  26.         $class .= ' last';
  27.       }
  28.       if (isset($link['href']) && ($link['href'] == $_GET['q'] || ($link['href'] == '<front>' && drupal_is_front_page()))) {
  29.         $class .= ' active';
  30.       }
  31.       $output .= '<li id="'. $id .'"';
  32.  
  33.       if ($class) {
  34.       	$output .= ' class="'. $class .'"';
  35.       }
  36.  
  37.       $output .= '>';
  38.  
  39.       if (isset($link['href'])) {
  40.         // Pass in $link as $options, they share the same keys.
  41.         $link['title'] = '<span>'.$link['title'].'</span>';
  42.         $link['html'] = TRUE;
  43.         $output .= l($link['title'], $link['href'], $link);
  44.       }
  45.       else if (!empty($link['title'])) {
  46.         // Some links are actually not links, but we wrap these in <span> for adding title and class attributes
  47.         if (empty($link['html'])) {
  48.           $link['title'] = check_plain($link['title']);
  49.         }
  50.         $span_attributes = '';
  51.         if (isset($link['attributes'])) {
  52.           $span_attributes = drupal_attributes($link['attributes']);
  53.         }
  54.         $output .= '<span'. $span_attributes .'>'. $link['title'] .'</span>';
  55.       }
  56.  
  57.       $i++;
  58.       $output .= "</li>\n";
  59.     }
  60.  
  61.     $output .= '</ul>';
  62.   }
  63.  
  64.   return $output;
  65. }

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