*/
require_once dirname(dirname(dirname(__FILE__))) . '/config.php';
require_once dirname(__FILE__) . '/locallib.php';
$cmid = required_param('cmid', PARAM_INT);
// course module
$confirm = optional_param('confirm', false, PARAM_BOOL);
// confirmation
// the params to be re-passed to view.php
$page = optional_param('page', 0, PARAM_INT);
$sortby = optional_param('sortby', 'lastname', PARAM_ALPHA);
$sorthow = optional_param('sorthow', 'ASC', PARAM_ALPHA);
$cm = get_coursemodule_from_id('workshopplus', $cmid, 0, false, MUST_EXIST);
$course = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);
$workshopplus = $DB->get_record('workshopplus', array('id' => $cm->instance), '*', MUST_EXIST);
$workshopplus = new workshopplus($workshopplus, $cm, $course);
$PAGE->set_url($workshopplus->aggregate_url(), compact('confirm', 'page', 'sortby', 'sorthow'));
require_login($course, false, $cm);
require_capability('mod/workshopplus:overridegrades', $PAGE->context);
// load and init the grading evaluator
$evaluator = $workshopplus->grading_evaluation_instance();
$settingsform = $evaluator->get_settings_form($PAGE->url);
if ($settingsdata = $settingsform->get_data()) {
    $workshopplus->aggregate_submission_grades();
    // updates 'grade' in {workshopplus_submissions}
    $evaluator->update_grading_grades($settingsdata);
    // updates 'gradinggrade' in {workshopplus_assessments}
    $workshopplus->aggregate_grading_grades();
    // updates 'gradinggrade' in {workshopplus_aggregations}
    $workshopplus->log('update aggregate grades');
}
redirect(new moodle_url($workshopplus->view_url(), compact('page', 'sortby', 'sorthow')));