protected function _getLanguageIdsFromLanguageParamsArray($aLanguageParams)
    {
        $aLanguages = [];
        foreach ($aLanguageParams as $sAbbr => $aValue) {
            $iBaseId = (int) $aValue['baseId'];
            $aLanguages[$iBaseId] = $sAbbr;
        }

        return $aLanguages;
    }