accesschecker.php

См. документацию.

<?php
 
namespace Bitrix\Sale\Helpers\Rest;
 
use Bitrix\Crm\Service\Container;
use Bitrix\Main;
use Bitrix\Rest\AccessException;

class AccessChecker
{
    public static function checkAccessPermission()
    {
        global $APPLICATION;
 
        if (Main\ModuleManager::isModuleInstalled('intranet') && Main\Loader::includeModule('crm'))
        {
            if (!Container::getInstance()->getUserPermissions()->isCrmAdmin())
            {
                throw new AccessException();
            }
        }
        else
        {
            $saleModulePermissions = $APPLICATION::GetGroupRight('sale');
            if ($saleModulePermissions < 'W')
            {
                throw new AccessException();
            }
        }
    }
}