list_directory (Rack::Directory)

# File lib/rack/directory.rb, line 80
    def list_directory
      @files = [['../','Parent Directory','','','']]
      glob = F.join(@path, '*')

      url_head = (@script_name.split('/') + @path_info.split('/')).map do |part|
        Rack::Utils.escape part
      end

      Dir[glob].sort.each do |node|
        stat = stat(node)
        next  unless stat
        basename = F.basename(node)
        ext = F.extname(node)

        url = F.join(*url_head + [Rack::Utils.escape(basename)])
        size = stat.size
        type = stat.directory? ? 'directory' : Mime.mime_type(ext)
        size = stat.directory? ? '-' : filesize_format(size)
        mtime = stat.mtime.httpdate
        url << '/'  if stat.directory?
        basename << '/'  if stat.directory?

        @files << [ url, basename, size, type, mtime ]
      end

      return [ 200, { CONTENT_TYPE =>'text/html; charset=utf-8'}, self ]
    end