public function addArticleAcc()
    {
        $oArticle = oxNew(\OxidEsales\Eshop\Application\Model\Article::class);
        $aChosenArt = $this->_getActionIds('oxarticles.oxid');
        $soxId = \OxidEsales\Eshop\Core\Registry::getConfig()->getRequestParameter('synchoxid');

        // adding
        if (\OxidEsales\Eshop\Core\Registry::getConfig()->getRequestParameter('all')) {
            $sArtTable = $this->_getViewName('oxarticles');
            $aChosenArt = $this->_getAll(parent::_addFilter("select $sArtTable.oxid " . $this->_getQuery()));
        }

        if ($oArticle->load($soxId) && $soxId && $soxId != "-1" && is_array($aChosenArt)) {
            foreach ($aChosenArt as $sChosenArt) {
                $oNewGroup = oxNew(\OxidEsales\Eshop\Core\Model\BaseModel::class);
                $oNewGroup->init("oxaccessoire2article");
                $oNewGroup->oxaccessoire2article__oxobjectid = new \OxidEsales\Eshop\Core\Field($sChosenArt);
                $oNewGroup->oxaccessoire2article__oxarticlenid = new \OxidEsales\Eshop\Core\Field($oArticle->oxarticles__oxid->value);
                $oNewGroup->oxaccessoire2article__oxsort = new \OxidEsales\Eshop\Core\Field(0);
                $oNewGroup->save();
            }

            $this->onArticleAccessoryRelationChange($oArticle);
        }
    }