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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Group observers.
*
* @package mod_quiz
* @copyright 2013 Frédéric Massart
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
namespace mod_quiz;
defined('MOODLE_INTERNAL') || die();
require_once($CFG->dirroot . '/mod/quiz/locallib.php');
/**
* Group observers class.
*
* @package mod_quiz
* @copyright 2013 Frédéric Massart
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class group_observers {
/**
* Flag whether a course reset is in progress or not.
*
* @var int The course ID.
*/
protected static $resetinprogress = false;
/**
* A course reset has started.
*
* @param \core\event\base $event The event.
* @return void
*/
public static function course_reset_started($event) {
self::$resetinprogress = $event->courseid;
}
/**
* A course reset has ended.
*
* @param \core\event\base $event The event.
* @return void
*/
public static function course_reset_ended($event) {
if (!empty(self::$resetinprogress)) {
if (!empty($event->other['reset_options']['reset_groups_remove'])) {
quiz_process_group_deleted_in_course($event->courseid);
}
if (!empty($event->other['reset_options']['reset_groups_members'])) {
quiz_update_open_attempts(array('courseid' => $event->courseid));
}
}
self::$resetinprogress = null;
}
/**
* A group was deleted.
*
* @param \core\event\base $event The event.
* @return void
*/
public static function group_deleted($event) {
if (!empty(self::$resetinprogress)) {
// We will take care of that once the course reset ends.
return;
}
quiz_process_group_deleted_in_course($event->courseid);
}
/**
* A group member was removed.
*
* @param \core\event\base $event The event.
* @return void
*/
public static function group_member_added($event) {
quiz_update_open_attempts(array('userid' => $event->relateduserid, 'groupid' => $event->objectid));
}
/**
* A group member was deleted.
*
* @param \core\event\base $event The event.
* @return void
*/
public static function group_member_removed($event) {
if (!empty(self::$resetinprogress)) {
// We will take care of that once the course reset ends.
return;
}
quiz_update_open_attempts(array('userid' => $event->relateduserid, 'groupid' => $event->objectid));
}
}