public function quiz_information(structure $structure) {
        list($currentstatus, $explanation) = $structure->get_dates_summary();

        $output = html_writer::span(
                    get_string('numquestionsx', 'quiz', $structure->get_question_count()),
                    'numberofquestions') . ' | ' .
                html_writer::span($currentstatus, 'quizopeningstatus',
                    array('title' => $explanation));

        return html_writer::div($output, 'statusbar');
    }