public function setArticleRank()
 {
     $article_id = intval($this->request->postVar('id'));
     $old_rank = intval($this->request->postVar('old_rank'));
     $new_rank = intval($this->request->postVar('new_rank'));
     $type = $this->request->postVar('type');
     $target = $this->request->postVar('target');
     $is_new = $this->request->postVar('is_new');
     if ($is_new == 1) {
         // new item coming in, add and reorder
         $this->news_manager->moveNewsArticle($article_id, $new_rank, $target);
         $this->news_manager->sortNewsArticles($article_id, $new_rank, $old_rank, true, false, $target);
     } elseif ($type == $target) {
         //sorting within section, reorder
         $this->news_manager->sortNewsArticles($article_id, $new_rank, $old_rank, false, false, $type);
         $this->news_manager->moveNewsArticle($article_id, $new_rank, $target);
     } else {
         //item removed, reorder
         $this->news_manager->sortNewsArticles($article_id, $new_rank, $old_rank, false, true, $type);
     }
 }