static-app.rb

module LrdCms2
 
  class StaticLogger < ::Logger
    # needed to use stdlib logger with Rack < 1.6.0
    def write(msg)
      self.<<(msg)
    end
  end

  class StaticApp
    def self.build(root_path, backend_port)
      backend_url = "http://localhost:#{backend_port}/"
      env = ENV['RAILS_ENV'] || 'development'
      logger = StaticLogger.new(Rails.root.join("log/#{env}_static.log"))
      Rack::Builder.new do
        use BackendUrlCookie, backend_url
        use GotoParam
        use Rack::CommonLogger, logger
        use Rack::Static, {
          :urls => [""],
          :root => root_path,
          :index => "index.html",
          :header_rules => {
            :all => {"Cache-Control" => "no-cache, max-age=0" } #no caching development assets
          }
        }
        run proc{}
      end
    end
  end