function drop_all_relations($article_id) { require_once 'AMP/Content/RouteSlug/RouteSlug.php'; $rs = new AMP_Content_RouteSlug($this->dbcon); $routes = $rs->getSearchSource(); $routes->deleteData(implode(' AND ', $rs->makeCriteria(array('owner_type' => 'article', 'owner_id' => $this->id)))); require_once 'AMP/Content/Section/RelatedSet.inc.php'; $related_section_set = new SectionRelatedSet(AMP_Registry::getDbcon()); return $related_section_set->deleteData('articleid=' . $article_id); }