public function get_current_manual_comment() {
        $comment = $this->get_submitted_var($this->get_behaviour_field_name('comment'), PARAM_RAW);
        if (is_null($comment)) {
            return $this->get_manual_comment();
        } else {
            $commentformat = $this->get_submitted_var(
                    $this->get_behaviour_field_name('commentformat'), PARAM_INT);
            if ($commentformat === null) {
                $commentformat = FORMAT_HTML;
            }
            return array($comment, $commentformat, null);
        }
    }