add netflix oauth support

README.markdown

@@ -30,6 +30,7 @@ OmniAuth currently supports the following external providers:
   * SoundCloud (credit: [leemartin](http://github.com/leemartin))
   * SmugMug (credit: [pchilton](http://github.com/pchilton))
   * GoodReads (credit: [cristoffer](http://github.com/christoffer))
+  * Netflix (credit: [caged](http://github.com/caged))
 * OpenID
 * Google Apps (via OpenID)
 * CAS (Central Authentication Service) (credit: [jamesarosen](http://github.com/jamesarosen))

oa-oauth/lib/omniauth/oauth.rb

@@ -19,5 +19,6 @@ module OmniAuth
     autoload :SoundCloud,         'omniauth/strategies/sound_cloud'
     autoload :SmugMug,            'omniauth/strategies/smug_mug'
     autoload :Goodreads,          'omniauth/strategies/goodreads'
+    autoload :Netflix,            'omniauth/strategies/netflix'
   end
 end

oa-oauth/lib/omniauth/strategies/netflix.rb

@@ -0,0 +1,67 @@
+require 'omniauth/oauth'
+require 'multi_json'
+
+module OmniAuth
+  module Strategies
+    #
+    # Authenticate to Netflix via OAuth and retrieve basic user information.
+    # Usage:
+    #    use OmniAuth::Strategies::Netflix, 'consumerkey', 'consumersecret', :app => 'ApplicationName'
+    #
+    class Netflix < OmniAuth::Strategies::OAuth
+      def initialize(app, consumer_key = nil, consumer_secret = nil, options = {}, &block)
+        opts = { 
+          :site               => 'http://api.netflix.com',
+          :request_token_path => "/oauth/request_token",
+          :access_token_path  => "/oauth/access_token",
+          :authorize_url      => "https://api-user.netflix.com/oauth/login"
+        }
+        super(app, :netflix, consumer_key, consumer_secret, opts, options, &block)
+      end
+      
+      def request_phase
+        request_token = consumer.get_request_token(:oauth_callback => callback_url)
+        (session['oauth']||={})[name.to_s] = {'callback_confirmed' => request_token.callback_confirmed?, 'request_token' => request_token.token, 'request_secret' => request_token.secret}
+        r = Rack::Response.new
+        
+        if request_token.callback_confirmed?
+          r.redirect(request_token.authorize_url(
+            :oauth_consumer_key => consumer.key
+          ))
+        else
+          r.redirect(request_token.authorize_url(
+            :oauth_callback => callback_url,
+            :oauth_consumer_key => consumer.key
+          ))        
+        end
+        
+        r.finish
+      end
+      
+      def auth_hash
+        OmniAuth::Utils.deep_merge(super, {
+          'uid' => user_hash['user']['user_id'],
+          'user_info' => user_info,
+          'extra' => { 'user_hash' => user_hash['user'] }
+        })
+      end
+      
+      def user_info
+        user = user_hash['user']
+        { 
+          'nickname' => user['nickname'], 
+          'first_name' => user['first_name'],
+          'last_name' => user['last_name'],
+          'can_instant_watch' => user['can_instant_watch'],
+          'link' => user['link'],
+          'max_maturity_level' => user['max_maturity_level'],
+          'preferred_formats' => user['preferred_formats']
+        }
+      end
+      
+      def user_hash
+        @user_hash ||= MultiJson.decode(@access_token.get("http://api.netflix.com/users/#{@access_token.params[:user_id]}?output=json").body)
+      end
+    end
+  end
+end

oa-oauth/spec/omniauth/strategies/netflix_spec.rb

@@ -0,0 +1,5 @@
+require File.expand_path(File.dirname(__FILE__) + '/../../spec_helper')
+
+describe OmniAuth::Strategies::Netflix do
+  it_should_behave_like "an oauth strategy"
+end