FluidTYPO3\Fluidpages\Provider\PageProvider::getParentFieldValue PHP Метод

    protected function getParentFieldValue(array $row)
    {
        $parentFieldName = $this->getParentFieldName($row);
        if (null !== $parentFieldName && false === isset($row[$parentFieldName])) {
            $row = $this->loadRecordFromDatabase($row['uid']);
        }
        return $row[$parentFieldName];
    }