protected function getAllTxFiles($language)
    {
        $iterator = new \DirectoryIterator($this->txlang . DIRECTORY_SEPARATOR . $language);

        $files = array();
        while ($iterator->valid()) {
            if (!$iterator->isDot()
                && $iterator->isFile()
                && $iterator->getExtension() == 'xlf'
                && $this->isNotFileToSkip($iterator->getPathname())
            ) {
                $files[$iterator->getPathname()] = $iterator->getFilename();
            }
            $iterator->next();
        }

        return $files;
    }