} else {
    echo $OUTPUT->header();
}
/// Display the choicegroup and possibly results
$event = \mod_choicegroup\event\course_module_viewed::create($eventparams);
$event->add_record_snapshot('course_modules', $cm);
$event->add_record_snapshot('course', $course);
$event->add_record_snapshot('choicegroup', $choicegroup);
$event->trigger();
/// Check to see if groups are being used in this choicegroup
$groupmode = groups_get_activity_groupmode($cm);
if ($groupmode) {
    groups_get_activity_group($cm, true);
    groups_print_activity_menu($cm, $CFG->wwwroot . '/mod/choicegroup/view.php?id=' . $id);
}
$allresponses = choicegroup_get_response_data($choicegroup, $cm);
// Big function, approx 6 SQL calls per user
if (has_capability('mod/choicegroup:readresponses', $context)) {
    choicegroup_show_reportlink($choicegroup, $allresponses, $cm);
}
echo '<div class="clearer"></div>';
if ($choicegroup->intro) {
    echo $OUTPUT->box(format_module_intro('choicegroup', $choicegroup, $cm->id), 'generalbox', 'intro');
}
//if user has already made a selection, and they are not allowed to update it, show their selected answer.
if (isloggedin() && $current !== false) {
    if ($choicegroup->multipleenrollmentspossible == 1) {
        $currents = choicegroup_get_user_answer($choicegroup, $USER, TRUE);
        $names = array();
        foreach ($currents as $current) {
            $names[] = format_string($current->name);
/**
 * Adds module specific settings to the settings block
 *
 * @param settings_navigation $settings The settings navigation object
 * @param navigation_node $choicegroupnode The node to add module settings to
 */
function choicegroup_extend_settings_navigation(settings_navigation $settings, navigation_node $choicegroupnode)
{
    global $PAGE;
    if (has_capability('mod/choicegroup:readresponses', $PAGE->cm->context)) {
        $groupmode = groups_get_activity_groupmode($PAGE->cm);
        if ($groupmode) {
            groups_get_activity_group($PAGE->cm, true);
        }
        if (!($choicegroup = choicegroup_get_choicegroup($PAGE->cm->instance))) {
            print_error('invalidcoursemodule');
            return false;
        }
        $allresponses = choicegroup_get_response_data($choicegroup, $PAGE->cm, $groupmode);
        // Big function, approx 6 SQL calls per user
        $responsecount = 0;
        $respondents = array();
        foreach ($allresponses as $optionid => $userlist) {
            if ($optionid) {
                $responsecount += count($userlist);
                if ($choicegroup->multipleenrollmentspossible) {
                    foreach ($userlist as $user) {
                        if (!in_array($user->id, $respondents)) {
                            $respondents[] = $user->id;
                        }
                    }
                }
            }
        }
        $viewallresponsestext = get_string("viewallresponses", "choicegroup", $responsecount);
        if ($choicegroup->multipleenrollmentspossible == 1) {
            $viewallresponsestext .= ' ' . get_string("byparticipants", "choicegroup", count($respondents));
        }
        $choicegroupnode->add($viewallresponsestext, new moodle_url('/mod/choicegroup/report.php', array('id' => $PAGE->cm->id)));
    }
}
    echo $OUTPUT->header();
    /// Check to see if groups are being used in this choicegroup
    $groupmode = groups_get_activity_groupmode($cm);
    if ($groupmode) {
        groups_get_activity_group($cm, true);
        groups_print_activity_menu($cm, $CFG->wwwroot . '/mod/choicegroup/report.php?id=' . $id);
    }
} else {
    $groupmode = groups_get_activity_groupmode($cm);
    $groups = choicegroup_get_groups($choicegroup);
    $groups_ids = array();
    foreach ($groups as $group) {
        $groups_ids[] = $group->id;
    }
}
$users = choicegroup_get_response_data($choicegroup, $cm, $groupmode);
if ($download == "ods" && has_capability('mod/choicegroup:downloadresponses', $context)) {
    require_once "{$CFG->libdir}/odslib.class.php";
    /// Calculate file name
    $filename = clean_filename("{$course->shortname} " . strip_tags(format_string($choicegroup->name, true))) . '.ods';
    /// Creating a workbook
    $workbook = new MoodleODSWorkbook("-");
    /// Send HTTP headers
    $workbook->send($filename);
    /// Creating the first worksheet
    $myxls = $workbook->add_worksheet($strresponses);
    /// Print names of all the fields
    $myxls->write_string(0, 0, get_string("lastname"));
    $myxls->write_string(0, 1, get_string("firstname"));
    $myxls->write_string(0, 2, get_string("idnumber"));
    $myxls->write_string(0, 3, get_string("email"));