utils.php

См. документацию.

<?
namespace Bitrix\Lists\Entity;
 
class Utils
{
    public static function getIblockId(array $params)
    {
        if ($params["IBLOCK_ID"])
        {
            return (int) $params["IBLOCK_ID"];
        }
        elseif ($params["IBLOCK_CODE"] ?? null)
        {
            $queryObject = \CIBlock::getList([], [
                "CHECK_PERMISSIONS" => "N",
                "=CODE" => $params["IBLOCK_CODE"]
            ]);
            if ($iblock = $queryObject->fetch())
            {
                return (int) $iblock["ID"];
            }
        }
 
        return 0;
    }

    public static function getElementId(array $params)
    {
        if (!empty($params["ELEMENT_ID"]))
        {
            return (int) $params["ELEMENT_ID"];
        }
        elseif (is_scalar($params["ELEMENT_CODE"] ?? null))
        {
            $queryObject = \CIBlockElement::getList([], [
                "IBLOCK_ID" => Utils::getIblockId($params),
                "CHECK_PERMISSIONS" => "N",
                "=CODE" => $params["ELEMENT_CODE"],
            ], false, false, ["ID"]);
            if ($element = $queryObject->fetch())
            {
                return (int) $element["ID"];
            }
        }
 
        return 0;
    }

    public static function getSectionId(array $params)
    {
        if ($params["SECTION_ID"])
        {
            return (int)$params["SECTION_ID"];
        }
        elseif ($params["SECTION_CODE"])
        {
            $queryObject = \CIBlockSection::getList([], [
                "CHECK_PERMISSIONS" => "N",
                "CODE" => $params["SECTION_CODE"]
            ], false, false, ["ID"]);
            if ($section = $queryObject->fetch())
            {
                return (int) $section["ID"];
            }
        }
 
        return 0;
    }
}