/** * Removes all the crap from the url, so we can figure out what section we * need to load templates & includes for. */ private function clean_url($section = NULL) { if (!strlen($section) && strlen($this->section)) { //if argument wasn't given, use internal pointer. $section = $this->section; } //make sure we've still got something valid to work with. if (strlen($section)) { try { $section = ToolBox::clean_url($section); } catch (Exception $e) { //hide the exception and allow it to return NULL. } } else { $section = null; } return $section; }