Polyglot\Localization\Services\Extractor::extract PHP Метод

    protected function extract($translated)
    {
        // Build arguments
        $domain = $this->app['polyglot.translator']->getDomain();
        $arguments = sprintf('--sort-output --default-domain="%s" --language="PHP" --no-location --package-name="%s" --from-code=UTF-8 --force-po -o %s', $domain, ucfirst($domain), $translated);
        $arguments = explode(' ', $arguments);
        // Create temporary folder (bug fix for poEdit in Unix-like OS)
        foreach ($arguments as $arg) {
            if (strpos($arg, "/var/folders") !== false) {
                if (file_exists(dirname($arg)) === false) {
                    mkdir(dirname($arg), 0777, true);
                }
            }
        }
        // Build cached templates and add them to arguments
        foreach ($this->getFiles() as $file) {
            $path = $file->getPathname();
            if ($file->getExtension() === 'twig') {
                $this->app['twig']->loadTemplate($path);
                $path = $this->app['twig']->getCacheFilename($path);
            }
            $arguments[] = '"' . $path . '"';
        }
        return $this->runGettext($arguments);
    }