Gitamin\Http\Controllers\Projects\TreeController::archive PHP Méthode

    public function archive($owner, $project, $format, $branch)
    {
        $repository = $project->getRepository();
        $tree = $repository->getBranchTree($branch);
        if (false === $tree) {
            throw new HttpException(401);
        }
        $file = config('gitamin.cache_archives') . DIRECTORY_SEPARATOR . $project . DIRECTORY_SEPARATOR . substr($tree, 0, 2) . DIRECTORY_SEPARATOR . substr($tree, 2) . '.' . $format;
        if (!file_exists($file)) {
            $repository->createArchive($tree, $file, $format);
        }
        $filename = strtolower($project . '_' . $branch);
        $filename = preg_replace('#[^a-z0-9]+#', '_', $filename);
        $filename = $filename . '.' . $format;
        return Response::download($file, $filename);
    }