eZ\Publish\Core\MVC\Symfony\Templating\Twig\Extension\FileSizeExtension::getLocale PHP Method

    private function getLocale()
    {
        foreach ($this->configResolver->getParameter('languages') as $locale) {
            $convertedLocale = $this->localeConverter->convertToPOSIX($locale);
            if ($convertedLocale !== null) {
                return $convertedLocale;
            }
        }
        return Locale::getDefault();
    }