protected function after_execute()
{
global $DB;
// Add attendanceregister related files, no need to match by itemname (just internally handled context)
$this->add_related_files('mod_attendanceregister', 'intro', null);
// Execute recalculate all
$register = $DB->get_record('attendanceregister', array('id' => $this->task->get_activityid()), '*', MUST_EXIST);
$this->log('Recalculating Session of restored AttendanceRegister (id:' . $this->task->get_activityid() . ')', LOG_INFO);
attendanceregister_force_recalc_all($register);
}
/**
* Function run periodically by cron
* Execute a Session Update on all Tracked Users of all Registers, if needed
*/
function attendanceregister_cron()
{
global $DB;
// Remove orphaned Locks [issue #1]
$orphanIfTakenOnBefore = time() - ATTENDANCEREGISTER_ORPHANED_LOCKS_DELAY_SECONDS;
$locks = $DB->delete_records_select('attendanceregister_lock', 'takenon < :takenon', array('takenon' => $orphanIfTakenOnBefore));
$registers = $DB->get_records('attendanceregister');
foreach ($registers as $register) {
// Updates online Sessions
mtrace('Updating AttendanceRegister ID ' . $register->id);
// Process pending recalculation or update only users that need updating
if ($register->pendingrecalc) {
mtrace('Force-recalculating AttendanceRegister ID ' . $register->id . '...');
attendanceregister_force_recalc_all($register);
// Reset pendingrecalc flag
attendanceregister_set_pending_recalc($register, false);
} else {
mtrace('Calculating new sessions of AttendanceRegister ID ' . $register->id . '...');
$nOfUpdates = attendanceregister_updates_all_users_sessions($register);
mtrace($nOfUpdates . ' Users updated on Attendance Register ID ' . $register->id);
}
}
return true;
}
