Exploring Rack.

rack_experiment.rb

# config.ru
require 'rack/lobster'
require 'logger'

infinity =  Rack::Builder.new do

  
  use Rack::CommonLogger
  Logger.new('rack.log')

  map '/' do
    run Proc.new {|env| [200, {"Content-Type" => "text/html"}, ["hello"]]}
  end

  map '/secret' do
    use Rack::Auth::Basic, "Restricted Area" do |user, password|
      user == 'super' && password == 'secretsauce'
    end

    map '/' do
      run Proc.new{|env| [200, {"Content-Type" => "text/html"}, ["Secret page"]]}
    end    
  end

  map '/version' do 
    map '/' do
      run Proc.new{|env| [200, {"Content-Type" => "text/html"}, ["Infinity 0.1"]]}
    end
 
    map '/last' do
      run Proc.new{|env| [200, {"Content-Type" => "text/html"}, ["Infinity Beta"]]}
    end
  end
end


class ToUpper
  # Initialize another Rack app
  def initialize(app)
    @app = app
  end

  def call(env)
    # First call @app
    status, headers, body = @app.call(env)
    
    # Upcase body
    upcased_body = ""
    body.each {|chunk| upcased_body << chunk.upcase }

    # Pass new body
    [status, headers, [upcased_body]]
  end
end

use Rack::Reloader
use ToUpper
run infinity
#run Rack::Lobster.new