Gauges tracking code in ruby

gauges_tracking.rb

  before_filter :track

  ...

  private
    def track
      headers = request.headers
      query = {"h" => {}}
      query["h"]["site_id"]=Settings.gauges_site_id
      query["h"]["resource"]="http://#{headers['HTTP_HOST']}/#{headers['REQUEST_PATH']}" # REQUEST_URI seems to be incorrect
      query["h"]["referrer"]=headers['HTTP_REFERRER']
      query["h"]["title"]="301 Redirect"
      query["h"]["user_agent"]=headers['HTTP_USER_AGENT']
      query["h"]["unique"]=unique
      query["h"]["unique_hour"]=unique_hour
      query["h"]["unique_day"]=unique_day
      query["h"]["unique_month"]=unique_month
      query["h"]["unique_year"]=unique_year
      query["h"]["screenx"]=0
      query["h"]["browserx"]=0
      query["h"]["browsery"]=0
      query["timestamp"]=(Time.now.to_i*1000)
      
      ip = headers['HTTP_X_FORWARDED_FOR'] || headers['REMOTE_ADDR']
      ip = ip.split(',')[0].strip # First IP is the correct one from my setup
      HTTParty.get('http://secure.gaug.es/track.gif', :query => query, :headers => {'X-Forwarded-For' => ip, 'X-Real-IP' => ip, 'Remote-Addr' => ip}) # Not sure which of these works (and haven't had time to check)

      set_cookies
    end

    def set_cookies
      cookies[:_gauges_cookie] = 1
      cookies[:_gauges_unique_hour] = { :value => 1, :expires => 1.hour.from_now } unless cookies[:_gauges_unique_hour]
      cookies[:_gauges_unique_day] = { :value => 1, :expires => 1.day.from_now } unless cookies[:_gauges_unique_day]
      cookies[:_gauges_unique_month] = { :value => 1, :expires => 1.month.from_now } unless cookies[:_gauges_unique_month]
      cookies[:_gauges_unique_year] = { :value => 1, :expires => 1.year.from_now } unless cookies[:_gauges_unique_year]
      cookies[:_gauges_unique] = { :value => 1, :expires => 10.years.from_now } unless cookies[:_gauges_unique]
    end

    def unique
      return 0 if cookies[:_gauges_cookie].present?
      return cookies[:_gauges_unique] ? 0 : 1
    end

    def unique_hour
      return 0 if cookies[:_gauges_cookie].present?
      return cookies[:_gauges_unique_hour] ? 0 : 1
    end

    def unique_day
      return 0 if cookies[:_gauges_cookie].present?
      return cookies[:_gauges_unique_day] ? 0 : 1
    end

    def unique_month
      return 0 if cookies[:_gauges_cookie].present?
      return cookies[:_gauges_unique_month] ? 0 : 1
    end

    def unique_year
      return 0 if cookies[:_gauges_cookie].present?
      return cookies[:_gauges_unique_year] ? 0 : 1
    end