syncaccesscontroller.php

См. документацию.

<?php
 
namespace Bitrix\Calendar\Access;
 
use Bitrix\Calendar\Access\Model\SyncModel;
use Bitrix\Calendar\Access\Model\UserModel;
use Bitrix\Main\Access\AccessibleItem;
use Bitrix\Main\Access\BaseAccessController;
use Bitrix\Main\Access\User\AccessibleUser;
use Bitrix\Main\Loader;
 
final class SyncAccessController extends BaseAccessController
{
    public static array $itemCache = [];
    public static array $userCache = [];
 
    protected function loadItem(int $itemId = null): ?AccessibleItem
    {
        if (!array_key_exists($itemId, self::$itemCache))
        {
            self::$itemCache[$itemId] = $this->getSyncModel($itemId);
        }
 
        return self::$itemCache[$itemId];
    }
 
    protected function loadUser(int $userId): AccessibleUser
    {
        if (!array_key_exists($userId, self::$userCache))
        {
            self::$userCache[$userId] = UserModel::createFromId($userId);
        }
 
        return self::$userCache[$userId];
    }
 
    private function getSyncModel(int $itemId = null): ?AccessibleItem
    {
        if (empty($itemId) || !Loader::includeModule('dav'))
        {
            return null;
        }
 
        $syncConnection = \CDavConnection::GetList(
            ['ID' => 'ASC'],
            ['ID' => $itemId],
        );
 
        if (!$syncConnection)
        {
            return null;
        }
 
        return SyncModel::createFromArray($syncConnection);
    }
}