ForkCMS\Bundle\InstallerBundle\Service\RequirementsChecker::isWritable PHP Метод

    private function isWritable($path)
    {
        // redefine argument
        $path = rtrim((string) $path, '/');
        // create random file
        $file = uniqid('', true) . '.tmp';
        $return = @file_put_contents($path . '/' . $file, 'temporary file', FILE_APPEND);
        if ($return === false) {
            return false;
        }
        // unlink the random file
        @unlink($path . '/' . $file);
        // return
        return true;
    }