helper.php

См. документацию.

<?php
 
namespace Bitrix\Calendar\Sharing\Link;
 
class Helper
{
    public const USER_SHARING_TYPE = 'user';
    public const EVENT_SHARING_TYPE = 'event';
    public const CRM_DEAL_SHARING_TYPE = 'crm_deal';
    public const MULTI_LINK_TYPE = 'multi';
    public const USER_CRM_DEAL_SHARING_TYPE = 'user_crm_deal';
    public const GROUP_SHARING_TYPE = 'group';
 
    public const LIFETIME = [
        self::CRM_DEAL_SHARING_TYPE => '+7 days',
        self::EVENT_SHARING_TYPE => '+30 days', //after the end of an event
        self::MULTI_LINK_TYPE => '+21 days',
        self::GROUP_SHARING_TYPE => '+7 days',
    ];
}