Miscellany

  if ($formatter == 'link') {    $tags = array();    foreach ($item as $key => $term) {      if (!is_object($term) && $key == 'value' && is_numeric($term) && $term != 0) {        $term = taxonomy_get_term($term);      }      $tags[] = l($term->name, taxonomy_term_path($term), array('rel' => 'tag', 'title' => $term->description));      $output .= implode(', ', $tags);    }  }