def zip_send
    filename = "#{Rails.root}/public/zip/archive.zip"
    temp_file = Tempfile.new(filename) #, 'w'
    input_filenames = Dir.entries("#{Rails.root}/public/zip/scripts/").select {|f| !File.directory? f}
    folder = "#{Rails.root}/public/zip/scripts/"
    begin
      # This is the tricky part - initialize the temp file as a zip file
      Zip::OutputStream.open(temp_file) { |zos| }
      # Add files to the zip file as usual
      Zip::File.open(temp_file.path, Zip::File::CREATE) do |zipfile|
        input_filenames.each do |file|
          zipfile.add("scripts/"+file, File.join(folder, file))
        end
      end

      # Read the binary data from the file
      zip_data = File.read(temp_file.path)
      send_data(zip_data, type: 'application/zip', filename: filename, disposition: 'attachment')
    ensure
      # Close and delete the temp file
      temp_file.close
      temp_file.unlink
    end
  end