/**
* @return Event[]
*/
public function generateEvents()
{
$start = new DateTime($this->start);
$end = new DateTime($this->end);
$end = $end->add($start->diff($end));
switch ($this->repeat_type) {
case self::TYPE_WEEKS:
$interval = DateInterval::createFromDateString("1 week");
break;
case self::TYPE_MONTHS:
$interval = DateInterval::createFromDateString("1 month");
break;
case self::TYPE_YEARS:
$interval = DateInterval::createFromDateString("1 year");
break;
default:
$interval = DateInterval::createFromDateString("1 day");
break;
}
$_existing_events = Event::findAllForGroup($this->_pdo, $this);
$_existing_events_keyed = [];
foreach ($_existing_events as $_existing_event) {
$key = Utility::getDateTimeForMySQLDate($_existing_event->getStart());
$_existing_events_keyed[$key] = $_existing_event;
}
$_events = [];
while (count($_events) < $this->n_times) {
if (array_key_exists(Utility::getDateTimeForMySQLDate($start), $_existing_events_keyed)) {
continue;
}
$_event = new Event($this->_pdo);
$_event->create($this->name, $this->notes, $this->all_day_event, $this->is_chapter, $this->getCreator(), $end, $start, $this->id);
$_events[] = $_event;
$start->add($interval);
$end->add($interval);
}
return array_merge($_existing_events, $_events);
}
