# File lib/rubyforge/client.rb, line 105
    def boundary_data_for(boundary, parameters)
      parameters.sort_by {|k,v| k.to_s }.map { |k,v|
        parameter = "--#{boundary}\r\nContent-Disposition: form-data; name=\"" +
            WEBrick::HTTPUtils.escape_form(k.to_s) + "\""

        if v.respond_to? :path
          parameter += "; filename=\"#{File.basename(v.path)}\"\r\n"
          parameter += "Content-Transfer-Encoding: binary\r\n"
          parameter += "Content-Type: text/plain"
        end
        parameter += "\r\n\r\n"

        if v.respond_to? :path
          parameter += v.read
        else
          parameter += v.to_s
        end

        parameter
      }.join("\r\n") + "\r\n--#{boundary}--\r\n"
    end