accesschecker.php

<?php
 
namespace Bitrix\Sale\Helpers\Rest;
 
use Bitrix\Main;
use Bitrix\Rest\AccessException;
 
class AccessChecker
{
    public static function checkAccessPermission()
    {
        global $APPLICATION, $USER;
 
        if (Main\ModuleManager::isModuleInstalled('intranet') && Main\Loader::includeModule('crm'))
        {
            $crmPerms = new \CCrmPerms($USER->GetID());
            if (!$crmPerms->HavePerm('CONFIG', BX_CRM_PERM_CONFIG, 'WRITE'))
            {
                throw new AccessException();
            }
        }
        else
        {
            $saleModulePermissions = $APPLICATION::GetGroupRight('sale');
            if ($saleModulePermissions < 'W')
            {
                throw new AccessException();
            }
        }
    }
}