/**
* Render the status bar.
*
* @param structure $structure the quiz structure.
* @return string HTML to output.
*/
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');
}