/**
* Given an ID of an instance of this module,
* this function will permanently delete the instance
* and any data that depends on it.
* @param int $id the instance to be deleted
* @return boolean true if success, false otherwise
*/
function scheduler_delete_instance($id)
{
global $CFG;
if (!($scheduler = get_record('scheduler', 'id', "{$id}"))) {
return false;
}
$result = true;
# Delete any dependent records here #
if (!delete_records('scheduler', 'id', $scheduler->id)) {
$result = false;
}
$oldslots = get_records('scheduler_slots', 'schedulerid', $scheduler->id, '', 'id, id');
if ($oldslots) {
foreach (array_keys($oldslots) as $slotId) {
// will delete appointements and remaining related events
scheduler_delete_slot($slotId);
}
}
return $result;
}
}
print_heading(get_string('slotsadded', 'scheduler', $countslots));
break;
/************************************ Deleting a slot ***********************************************/
/************************************ Deleting a slot ***********************************************/
case 'deleteslot':
$slotid = required_param('slotid', PARAM_INT);
scheduler_delete_slot($slotid);
break;
/************************************ Deleting multiple slots ***********************************************/
/************************************ Deleting multiple slots ***********************************************/
case 'deleteslots':
$slotids = required_param('items', PARAM_RAW);
$slots = explode(",", $slotids);
foreach ($slots as $aSlotId) {
scheduler_delete_slot($aSlotId);
}
break;
/************************************ Students were seen ***************************************************/
/************************************ Students were seen ***************************************************/
case 'saveseen':
// get required param
$slotid = required_param('slotid', PARAM_INT);
$seen = optional_param('seen', array(), PARAM_RAW);
$appointments = scheduler_get_appointments($slotid);
if (is_array($seen)) {
foreach ($appointments as $anAppointment) {
$anAppointment->attended = in_array($anAppointment->id, $seen) ? 1 : 0;
$anAppointment->timemodified = time();
$anAppointment->appointmentnote = str_replace("'", "\\'", $anAppointment->appointmentnote);
if (!update_record('scheduler_appointment', $anAppointment)) {