/**
* Return access information for a given quiz.
*
* @param int $quizid quiz instance id
* @return array of warnings and the access information
* @since Moodle 3.1
* @throws moodle_quiz_exception
*/
public static function get_quiz_access_information($quizid)
{
global $DB, $USER;
$warnings = array();
$params = array('quizid' => $quizid);
$params = self::validate_parameters(self::get_quiz_access_information_parameters(), $params);
list($quiz, $course, $cm, $context) = self::validate_quiz($params['quizid']);
$result = array();
// Capabilities first.
$result['canattempt'] = has_capability('mod/quiz:attempt', $context);
$result['canmanage'] = has_capability('mod/quiz:manage', $context);
$result['canpreview'] = has_capability('mod/quiz:preview', $context);
$result['canreviewmyattempts'] = has_capability('mod/quiz:reviewmyattempts', $context);
$result['canviewreports'] = has_capability('mod/quiz:viewreports', $context);
// Access manager now.
$quizobj = quiz::create($cm->instance, $USER->id);
$ignoretimelimits = has_capability('mod/quiz:ignoretimelimits', $context, null, false);
$timenow = time();
$accessmanager = new quiz_access_manager($quizobj, $timenow, $ignoretimelimits);
$result['accessrules'] = $accessmanager->describe_rules();
$result['activerulenames'] = $accessmanager->get_active_rule_names();
$result['preventaccessreasons'] = $accessmanager->prevent_access();
$result['warnings'] = $warnings;
return $result;
}
if ($PAGE->user_allowed_editing() && !empty($CFG->showblocksonmodpages)) {
$buttons .= '<td><form ' . $CFG->frametarget . ' method="get" action="view.php"><div>' . '<input type="hidden" name="id" value="' . $cm->id . '" />' . '<input type="hidden" name="edit" value="' . ($PAGE->user_is_editing() ? 'off' : 'on') . '" />' . '<input type="submit" value="' . get_string($PAGE->user_is_editing() ? 'blockseditoff' : 'blocksediton') . '" /></div></form></td>';
}
$buttons .= '</tr></table>';
$navigation = build_navigation(array(), $cm);
print_header($title, $course->fullname, $navigation, '', '', true, $buttons, navmenu($course, $cm), false, $bodytags);
/// Print heading and tabs (if there is more than one).
$currenttab = 'info';
include 'tabs.php';
/// Print quiz name and description
echo $OUTPUT->heading(format_string($quiz->name));
if (trim(strip_tags($quiz->intro))) {
echo $OUTPUT->box(format_module_intro('quiz', $quiz, $cm->id), 'generalbox', 'intro');
}
/// Display information about this quiz.
$messages = $accessmanager->describe_rules();
if ($quiz->attempts != 1) {
$messages[] = get_string('gradingmethod', 'quiz', quiz_get_grading_option_name($quiz->grademethod));
}
echo $OUTPUT->box_start('quizinfo');
$accessmanager->print_messages($messages);
echo $OUTPUT->box_end();
/// Show number of attempts summary to those who can view reports.
if (has_capability('mod/quiz:viewreports', $context)) {
if ($strattemptnum = quiz_num_attempt_summary($quiz, $cm)) {
echo '<div class="quizattemptcounts"><a href="report.php?mode=overview&id=' . $cm->id . '">' . $strattemptnum . "</a></div>\n";
}
}
/// Guests can't do a quiz, so offer them a choice of logging in or going back.
if (isguestuser()) {
echo $OUTPUT->confirm('<p>' . get_string('guestsno', 'quiz') . "</p>\n\n<p>" . get_string('liketologin') . "</p>\n", get_login_url(), get_referer(false));