Very simple script for converting OPML files that are generated by OmniOutliner to HTML

gistfile1.txt

<?
  function parseOutliner($url) {
  $content=file_get_contents($url);
  $content=simplexml_load_string($content);
  $title=$content->head->title;
  $content=$content->body->outline;
   
  foreach ($content as $item) {
    $titleHTML=preg_replace('! <(http.*?)>!','<a class="ref" href="$1">@</a>',$item['text']);
    $return.='<h2>'.$titleHTML.'</h2>';
    
    foreach ($item->outline as $text) {
      $return.= tx($text['text']);
      if (isset($text->outline)) {
        if (count($text->outline)>0) {
          $return.= '<ul class="outlineList">';
            foreach ($text->outline as $p) {
              $return.= "<li>".tx($p['text'])."</li>";
            }
          $return.= "</ul>";
        } else {
          $return.= tx($text->outline['text']);
        }
      }
    }
    
  }
  
  return array($return,$title);
}

?>