ValidateSetEventAttendeeStatus.php

См. документацию.

<?php
 
namespace Bitrix\Calendar\OpenEvents\Controller\Filter\OpenEvent;
 
use Bitrix\Main\Engine\ActionFilter;
use Bitrix\Main\Error;
use Bitrix\Main\Event;
use Bitrix\Main\EventResult;
 
final class ValidateSetEventAttendeeStatus extends ActionFilter\Base
{
    public function onBeforeAction(Event $event): ?EventResult
    {
        $request = $this->getAction()->getController()->getRequest();
 
        $eventId = $request->get('eventId');
        if (!$eventId)
        {
            $this->addError(new Error(
                message: 'eventId is required',
                code: 'event_id_required',
                customData: ['field_name' => 'eventId'],
            ));
        }
 
        $eventId = (int)$eventId;
        if (!$eventId)
        {
            $this->addError(new Error(
                message: 'eventId invalid',
                code: 'event_id_invalid',
                customData: ['field_name' => 'eventId']
            ));
        }
 
        $attendeeStatus = $request->get('attendeeStatus');
        if ($attendeeStatus === null)
        {
            $this->addError(new Error(
                message: 'attendeeStatus is required',
                code: 'attendee_status_required',
                customData: ['field_name' => 'attendeeStatus'],
            ));
        }
 
        if ($this->getErrors())
        {
            return new EventResult(type: EventResult::ERROR, handler: $this);
        }
 
        return null;
    }
}