Download file ...

download_file.rb

require 'net/http'

download_file_name = "selenium-server-standalone-2.14.0.jar"

begin
  open(download_file_name, "wb") do |destination|
    Net::HTTP.start("selenium.googlecode.com") do |http|
      resp = http.request_get("/files/#{download_file_name}") do |response|
	total = response.content_length
	progress = 0
	segment_count = 0

	response.read_body do |segment|
	  progress += segment.length
	  segment_count += 1


	  if segment_count % 300 == 0
	     percent = (progress.to_f / total.to_f) * 100
	     print "#Downloading #{download_file_name}: #{percent.to_i}% (#{progress} / #{total}) \n"
	     segment_count = 0
	  end
	  destination.write(segment)
	end
      end
    end
  end
end

ok