A quick helper method to accommodate FB iframe app's on Pages

fb_tab.rb

require 'sinatra/base'

module Sinatra
  module FBHelper
    def fb_tab(path, opts={}, &block)
      post(path, opts, &block)
      get(path, opts, &block)
    end
  end
end

class App < Sinatra::Base
  register Sinatra::FBHelper
  
  # fb_tab() extends the traditional get() or post() methods 
  # to accommodate Facebook's use of POST for loading iframe tabs
  fb_tab '/' do
    'Hello World'
  end 

end