gistfile1.rb

require 'net/http'
require 'uri'
#
#url = 'http://www.amazon.com/gp/product/B004HFS6Z0/ref=s9_simh_gw_p349_d0_i4?pf_rd_m=ATVPDKIKX0DER&pf_rd_s=center-2&pf_rd_r=1J7QTMKWJXARDQJ77VXD&pf_rd_t=101&pf_rd_p=470938631&pf_rd_i=507846'

def fetch(url)
  #options.merge!(config[:http]) unless config[:http].nil?

  while true do
    uri = URI.parse url
    options = { :use_ssl => ("https" == uri.scheme) }
    puts url
    Net::HTTP.start uri.host, uri.port do |http|
      request = Net::HTTP::Get.new uri.request_uri, 'User-Agent' => "Pricebang/1.0"
      response = http.request request
      puts response.code

      # Manage posible redirect
      if response['Location'] == nil then
        break
      else
        # Manage circular
        url = response['Location']
      end
    end
  end
end


response = fetch 'http://www.sears.com/shc/s/p_10153_12605_09576837000P?mv=rr'

puts response.body