Adding a cookie for Google Analytics to filter internal traffic in a Rails application

analytics_cookies.html.slim

doctype 5
html
  head
    title Internal Traffic Cookie
    = csrf_meta_tags
    meta[name='robots' content='noindex']
  body onLoad="javascript:_gaq.push(['_setVar', 'do_not_track_internal_traffic']);"
    = yield

analytics_cookies_controller.rb

class Admin::AnalyticsCookiesController < ApplicationController
  http_basic_authenticate_with :name => "admin", :password => "secret"
end

new.html.slim

h1 Cookie was added!

routes.rb

# Add to routes.rb
namespace :admin do
  resource :analytics_cookies, :only => :new
end