element.php

<?
namespace Bitrix\Lists\Controller;
 
use Bitrix\Iblock\Copy\Implement\Element as ElementImplementer;
use Bitrix\Lists\Entity\Utils;
use Bitrix\Lists\Security\ElementRight;
use Bitrix\Lists\Security\Right;
use Bitrix\Lists\Security\RightParam;
use Bitrix\Lists\Service\Param;
use Bitrix\Main\Copy\Container;
use Bitrix\Main\Copy\ContainerCollection;
use Bitrix\Main\Copy\EntityCopier;
 
class Element extends Entity
{
    public function copyAction()
    {
        $param = $this->getParamFromRequest();
        $params = $param->getParams();
 
        $this->checkPermission($param, ElementRight::EDIT);
        if ($this->getErrors())
        {
            return null;
        }
 
        $containerCollection = new ContainerCollection();
        $containerCollection[] = new Container($params["ELEMENT_ID"]);
 
        $elementImplementer = new ElementImplementer();
        $elementCopier = new EntityCopier($elementImplementer);
        $result = $elementCopier->copy($containerCollection);
 
        if ($result->getErrors())
        {
            $this->addErrors($result->getErrors());
            return null;
 
        }
        else
        {
            $resultData = $result->getData();
            return $resultData[$params["ELEMENT_ID"]];
        }
    }
 
    protected function checkPermission(Param $param, $permission)
    {
        global $USER;
        $rightParam = new RightParam($param);
        $rightParam->setUser($USER);
        $rightParam->setEntityId(Utils::getElementId($param->getParams()));
 
        $right = new Right($rightParam, new ElementRight($rightParam));
        $right->checkPermission($permission);
        if ($right->hasErrors())
        {
            $this->addErrors($right->getErrors());
        }
    }
}