116             foreach ($events as $date => $dateEvents) {
117                 if (!isset($allEvents[$date])) {
118                     $allEvents[$date] = [];
125                     $allEvents[$date][] = $event;
207         $date = $eventData['date'];
212         if (!preg_match('/^(\d{4})-(\d{2})-(\d{2})$/', $date, $matches)) {
224             $eventData['created'] = date('Y-m-d H:i:s');
228         $dateChanged = $oldDate && $oldDate !== $date;
233             if (!preg_match('/^(\d{4})-(\d{2})-(\d{2})$/', $oldDate ?: $date, $oldMatches)) {
241             $deleteDate = $oldDate ?: $date;
266         if (!isset($events[$date]) || !is_array($events[$date])) {
267             $events[$date] = [];
272         foreach ($events[$date] as $key => $evt) {
274                 $events[$date][$key] = $eventData;
281             $events[$date][] = $eventData;
299      * @param string $date Event date
303     public static function deleteEvent($eventId, $date, $namespace = '') {  argument
304         if (!preg_match('/^(\d{4})-(\d{2})-(\d{2})$/', $date, $matches)) {
314         if (!isset($events[$date])) {
318         $originalCount = count($events[$date]);
319         $events[$date] = array_values(array_filter(
320             $events[$date],
326         if (count($events[$date]) === $originalCount) {
330         if (empty($events[$date])) {
331             unset($events[$date]);
348      * @param string $date Event date
352     public static function getEvent($eventId, $date, $namespace = '') {  argument
353         if (!preg_match('/^(\d{4})-(\d{2})-(\d{2})$/', $date, $matches)) {
360         if (!isset($events[$date])) {
364         foreach ($events[$date] as $event) {
377      * @param string $date Event date
380     public static function findEventNamespace($eventId, $date) {  argument
381         if (!preg_match('/^(\d{4})-(\d{2})-(\d{2})$/', $date, $matches)) {
389         if (!isset($events[$date])) {
393         foreach ($events[$date] as $event) {
414         $dateFrom = $options['dateFrom'] ?? date('Y-m-01');
415         $dateTo = $options['dateTo'] ?? date('Y-m-d', strtotime('+1 year'));
431             foreach ($events as $date => $dateEvents) {
432                 if ($date < $dateFrom || $date > $dateTo) {
441                         $event['_date'] = $date;