invite.php

См. документацию.

<?php
 
namespace Bitrix\Calendar\Internals\Counter\Processor;
 
use Bitrix\Calendar\Internals\Counter\CounterDictionary;
use Bitrix\Calendar\Internals\Counter\Event\Event;
use Bitrix\Calendar\Internals\Counter\Event\EventCollection;
use Bitrix\Calendar\Internals\Counter\Event\EventDictionary;
 
class Invite implements Base
{
    private const SUPPORTED_EVENTS = [
        EventDictionary::EVENT_ATTENDEES_UPDATED,
        EventDictionary::COUNTERS_UPDATE,
    ];
 
    public function process(): void
    {
        $events = (EventCollection::getInstance())->list();
        foreach ($events as $event)
        {
            /* @var $event Event */
            $eventType = $event->getType();
 
            if (in_array($eventType, self::SUPPORTED_EVENTS, true))
            {
                $affectedUsers = $event->getData()['user_ids'] ?? [];
                $this->recountInvites($affectedUsers);
            }
        }
    }
 
    private function recountInvites(array $users): void
    {
        if (empty($users))
        {
            return;
        }
 
        $counters = [];
        $events = $this->getEvents($users);
 
        foreach($events as $event)
        {
            $counters[$event['OWNER_ID']] = isset($counters[$event['OWNER_ID']])
                ? $counters[$event['OWNER_ID']] + 1
                : 1
            ;
        }
 
        foreach($users as $userId)
        {
            if($userId > 0)
            {
                $value = (isset($counters[$userId]) && $counters[$userId] > 0)
                    ? (int)$counters[$userId]
                    : 0
                ;
 
                \CUserCounter::Set($userId, CounterDictionary::COUNTER_INVITES, $value, '**', '', false);
            }
        }
    }
 
    private function getEvents(array $userIds): array
    {
        $events = \CCalendarEvent::GetList([
            'arFilter' => [
                'CAL_TYPE' => 'user',
                'OWNER_ID' => $userIds,
                'FROM_LIMIT' => \CCalendar::Date(time(), false),
                'TO_LIMIT' => \CCalendar::Date(time() + \CCalendar::DAY_LENGTH * 90, false),
                'IS_MEETING' => 1,
                'MEETING_STATUS' => 'Q',
                'DELETED' => 'N',
            ],
            'parseRecursion' => false,
            'checkPermissions' => false
        ]);
 
        return $events ?? [];
    }
}