integrate_oauth_with_active_resource.rb

require 'rubygems'
require 'oauth'
require 'oauth/client'
require 'oauth/token'
require 'oauth/consumer'
require 'activeresource'
require 'pp'

module OAuth
  module Rails
    module ActiveResourceBaseMethods

      def self.included receiver
        receiver.extend ClassMethods
        ActiveResource::Connection.send :include, OAuth::Rails::ActiveResourceConnectionMethods
      end

      module ClassMethods
        def with_oauth(access_token, &block)
          begin
            Thread.current[:oauth_access_token] = access_token
            block.call()
          ensure
            Thread.current[:oauth_access_token] = nil
          end
        end
      end


    end

    module ActiveResourceConnectionMethods

      def self.included receiver
        receiver.alias_method_chain :http, :oauth
      end

      def http_with_oauth
        Thread.current[:oauth_access_token] || http_without_oauth
      end

    end
  end
end

ActiveResource::Base.send :include, OAuth::Rails::ActiveResourceBaseMethods

include OAuth

consumer_token_str = ""
consumer_secret = ""
access_token_str = ""
access_secret = ""
site = 'http://localhost:3000'

consumer = Consumer.new consumer_token_str, consumer_secret, :site => site
access_token = AccessToken.new consumer, access_token_str, access_secret

module Client
  class User < ActiveResource::Base
    self.site = "http://localhost:3000/"
  end
end

u = Client::User.find(:first)
pp u

ActiveResource::Base.with_oauth(access_token) do
  u = Client::User.find(:first)
  pp u
end

u = Client::User.find(:first)
pp u