Add facebook login!

coreyhaines · Sep 4, 2011 · e2ebe82 · e2ebe82
1 parent fc295e8
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diff --git a/Gemfile b/Gemfile
@@ -1,17 +1,19 @@
 source 'http://rubygems.org'
 
-gem 'rails', '3.1.0.rc6'
+gem 'rails', '~>3.1'
 
 gem 'haml'
 gem 'devise'
 gem 'gravtastic'
 
+gem 'omniauth'
+
 
 # Gems used only for assets and not required
 # in production environments by default.
 group :assets do
-  gem 'sass-rails', "  ~> 3.1.0.rc"
-  gem 'coffee-rails', "~> 3.1.0.rc"
+  gem 'sass-rails'
+  gem 'coffee-rails'
   gem 'uglifier'
 end
 

diff --git a/Gemfile.lock b/Gemfile.lock
@@ -1,125 +1,179 @@
 GEM
   remote: http://rubygems.org/
   specs:
-    actionmailer (3.1.0.rc6)
-      actionpack (= 3.1.0.rc6)
+    actionmailer (3.1.0)
+      actionpack (= 3.1.0)
       mail (~> 2.3.0)
-    actionpack (3.1.0.rc6)
-      activemodel (= 3.1.0.rc6)
-      activesupport (= 3.1.0.rc6)
+    actionpack (3.1.0)
+      activemodel (= 3.1.0)
+      activesupport (= 3.1.0)
       builder (~> 3.0.0)
       erubis (~> 2.7.0)
       i18n (~> 0.6)
       rack (~> 1.3.2)
-      rack-cache (~> 1.0.2)
-      rack-mount (~> 0.8.1)
-      rack-test (~> 0.6.0)
-      sprockets (~> 2.0.0.beta.12)
-    activemodel (3.1.0.rc6)
-      activesupport (= 3.1.0.rc6)
-      bcrypt-ruby (~> 2.1.4)
+      rack-cache (~> 1.0.3)
+      rack-mount (~> 0.8.2)
+      rack-test (~> 0.6.1)
+      sprockets (~> 2.0.0)
+    activemodel (3.1.0)
+      activesupport (= 3.1.0)
+      bcrypt-ruby (~> 3.0.0)
       builder (~> 3.0.0)
       i18n (~> 0.6)
-    activerecord (3.1.0.rc6)
-      activemodel (= 3.1.0.rc6)
-      activesupport (= 3.1.0.rc6)
+    activerecord (3.1.0)
+      activemodel (= 3.1.0)
+      activesupport (= 3.1.0)
       arel (~> 2.2.1)
       tzinfo (~> 0.3.29)
-    activeresource (3.1.0.rc6)
-      activemodel (= 3.1.0.rc6)
-      activesupport (= 3.1.0.rc6)
-    activesupport (3.1.0.rc6)
+    activeresource (3.1.0)
+      activemodel (= 3.1.0)
+      activesupport (= 3.1.0)
+    activesupport (3.1.0)
       multi_json (~> 1.0)
-    addressable (2.2.6)
+    addressable (2.2.4)
     ansi (1.3.0)
     arel (2.2.1)
-    bcrypt-ruby (2.1.4)
+    bcrypt-ruby (3.0.0)
     builder (3.0.0)
-    coffee-rails (3.1.0.rc.6)
+    coffee-rails (3.1.0)
       coffee-script (>= 2.2.0)
       railties (~> 3.1.0.rc1)
     coffee-script (2.2.0)
       coffee-script-source
       execjs
     coffee-script-source (1.1.2)
-    devise (1.4.2)
-      bcrypt-ruby (~> 2.1.2)
+    devise (1.4.4)
+      bcrypt-ruby (~> 3.0)
       orm_adapter (~> 0.0.3)
       warden (~> 1.0.3)
     erubis (2.7.0)
     execjs (1.2.4)
       multi_json (~> 1.0)
+    faraday (0.6.1)
+      addressable (~> 2.2.4)
+      multipart-post (~> 1.1.0)
+      rack (< 2, >= 1.1.0)
     gravtastic (3.2.6)
     grb (0.4.1)
     haml (3.1.2)
-    heroku (2.4.2)
+    heroku (2.6.1)
       launchy (>= 0.3.2)
       rest-client (~> 1.6.1)
+      rubyzip
       term-ansicolor (~> 1.0.5)
-    hike (1.2.0)
+    hike (1.2.1)
     i18n (0.6.0)
     jquery-rails (1.0.13)
       railties (~> 3.0)
       thor (~> 0.14)
-    launchy (2.0.5)
-      addressable (~> 2.2.6)
+    launchy (2.0.3)
     mail (2.3.0)
       i18n (>= 0.4.0)
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
     mime-types (1.16)
     multi_json (1.0.3)
+    multi_xml (0.2.2)
+    multipart-post (1.1.3)
+    net-ldap (0.2.2)
+    nokogiri (1.4.7)
+    oa-basic (0.2.6)
+      oa-core (= 0.2.6)
+      rest-client (~> 1.6.0)
+    oa-core (0.2.6)
+    oa-enterprise (0.2.6)
+      addressable (= 2.2.4)
+      net-ldap (~> 0.2.2)
+      nokogiri (~> 1.4.2)
+      oa-core (= 0.2.6)
+      pyu-ruby-sasl (~> 0.0.3.1)
+      rubyntlm (~> 0.1.1)
+    oa-more (0.2.6)
+      multi_json (~> 1.0.0)
+      oa-core (= 0.2.6)
+      rest-client (~> 1.6.0)
+    oa-oauth (0.2.6)
+      faraday (~> 0.6.1)
+      multi_json (~> 1.0.0)
+      multi_xml (~> 0.2.2)
+      oa-core (= 0.2.6)
+      oauth (~> 0.4.0)
+      oauth2 (~> 0.4.1)
+    oa-openid (0.2.6)
+      oa-core (= 0.2.6)
+      rack-openid (~> 1.3.1)
+      ruby-openid-apps-discovery (~> 1.2.0)
+    oauth (0.4.5)
+    oauth2 (0.4.1)
+      faraday (~> 0.6.1)
+      multi_json (>= 0.0.5)
+    omniauth (0.2.6)
+      oa-basic (= 0.2.6)
+      oa-core (= 0.2.6)
+      oa-enterprise (= 0.2.6)
+      oa-more (= 0.2.6)
+      oa-oauth (= 0.2.6)
+      oa-openid (= 0.2.6)
     orm_adapter (0.0.5)
     pg (0.11.0)
     polyglot (0.3.2)
+    pyu-ruby-sasl (0.0.3.3)
     rack (1.3.2)
-    rack-cache (1.0.2)
+    rack-cache (1.0.3)
       rack (>= 0.4)
-    rack-mount (0.8.2)
+    rack-mount (0.8.3)
       rack (>= 1.0.0)
+    rack-openid (1.3.1)
+      rack (>= 1.1.0)
+      ruby-openid (>= 2.1.8)
     rack-ssl (1.3.2)
       rack
     rack-test (0.6.1)
       rack (>= 1.0)
-    rails (3.1.0.rc6)
-      actionmailer (= 3.1.0.rc6)
-      actionpack (= 3.1.0.rc6)
-      activerecord (= 3.1.0.rc6)
-      activeresource (= 3.1.0.rc6)
-      activesupport (= 3.1.0.rc6)
+    rails (3.1.0)
+      actionmailer (= 3.1.0)
+      actionpack (= 3.1.0)
+      activerecord (= 3.1.0)
+      activeresource (= 3.1.0)
+      activesupport (= 3.1.0)
       bundler (~> 1.0)
-      railties (= 3.1.0.rc6)
-    railties (3.1.0.rc6)
-      actionpack (= 3.1.0.rc6)
-      activesupport (= 3.1.0.rc6)
+      railties (= 3.1.0)
+    railties (3.1.0)
+      actionpack (= 3.1.0)
+      activesupport (= 3.1.0)
       rack-ssl (~> 1.3.2)
       rake (>= 0.8.7)
       rdoc (~> 3.4)
       thor (~> 0.14.6)
-    rake (0.8.7)
-    rdoc (3.9.2)
-    rest-client (1.6.3)
+    rake (0.9.2)
+    rdoc (3.9.4)
+    rest-client (1.6.7)
       mime-types (>= 1.16)
+    ruby-openid (2.1.8)
+    ruby-openid-apps-discovery (1.2.0)
+      ruby-openid (>= 2.1.7)
+    rubyntlm (0.1.1)
+    rubyzip (0.9.4)
     sass (3.1.7)
-    sass-rails (3.1.0.rc.6)
-      actionpack (~> 3.1.0.rc6)
-      railties (~> 3.1.0.rc6)
+    sass-rails (3.1.0)
+      actionpack (~> 3.1.0)
+      railties (~> 3.1.0)
       sass (>= 3.1.4)
-    sprockets (2.0.0.beta.13)
+    sprockets (2.0.0)
       hike (~> 1.2)
       rack (~> 1.0)
       tilt (!= 1.3.0, ~> 1.1)
     sqlite3 (1.3.4)
     term-ansicolor (1.0.6)
     thor (0.14.6)
-    tilt (1.3.2)
+    tilt (1.3.3)
     treetop (1.4.10)
       polyglot
       polyglot (>= 0.3.1)
     turn (0.8.2)
       ansi (>= 1.2.2)
     tzinfo (0.3.29)
-    uglifier (1.0.1)
+    uglifier (1.0.2)
       execjs (>= 0.3.0)
       multi_json (>= 1.0.2)
     warden (1.0.5)
@@ -129,16 +183,17 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
-  coffee-rails (~> 3.1.0.rc)
+  coffee-rails
   devise
   gravtastic
   grb
   haml
   heroku
   jquery-rails
+  omniauth
   pg
-  rails (= 3.1.0.rc6)
-  sass-rails (~> 3.1.0.rc)
+  rails (~> 3.1)
+  sass-rails
   sqlite3
   turn
   uglifier
diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
@@ -1,9 +1,3 @@
 class ApplicationController < ActionController::Base
   protect_from_forgery
-
-private
-  helper_method :current_user
-  def current_user
-    User.first
-  end
 end
diff --git a/app/controllers/users/omniauth_callbacks_controller.rb b/app/controllers/users/omniauth_callbacks_controller.rb
@@ -0,0 +1,19 @@
+class Users::OmniauthCallbacksController < Devise::OmniauthCallbacksController
+  def facebook
+    # You need to implement the method below in your model
+    @user = User.find_for_facebook_oauth(env["omniauth.auth"], current_user)
+
+    if @user.persisted?
+      flash[:notice] = I18n.t "devise.omniauth_callbacks.success", :kind => "Facebook"
+      sign_in_and_redirect @user, :event => :authentication
+    else
+      session["devise.facebook_data"] = env["omniauth.auth"]
+      redirect_to new_user_registration_url
+    end
+  end
+
+  def passthru
+    render :file => "#{Rails.root}/public/404.html", :status => 404, :layout => false
+  end
+end
+
diff --git a/app/models/user.rb b/app/models/user.rb
@@ -2,7 +2,7 @@ class User < ActiveRecord::Base
   include Gravtastic
   is_gravtastic secure: false, size: 80, default: "identicon"
 
-  devise :database_authenticatable, :registerable, :recoverable, :rememberable, :trackable, :validatable, :token_authenticatable
+  devise :trackable, :token_authenticatable, :omniauthable
 
   has_many :pairing_sessions_left, foreign_key: :pair_1_id, class_name: "PairingSession"
   has_many :pairing_sessions_right, foreign_key: :pair_2_id, class_name: "PairingSession"
@@ -19,4 +19,21 @@ def find_pairing_session(id)
     PairingSession.where("id = ? AND (pair_1_id = ? OR pair_2_id = ?)",
                           id, self.id, self.id).first
   end
+
+  def self.find_for_facebook_oauth(access_token, signed_in_resource=nil)
+    data = access_token['extra']['user_hash']
+    if user = User.find_by_email(data["email"])
+      user
+    else # Create a user with a stub password.
+      User.create(:email => data["email"], :password => Devise.friendly_token[0,20])
+    end
+  end
+
+  def self.new_with_session(params, session)
+    super.tap do |user|
+      if data = session["devise.facebook_data"] && session["devise.facebook_data"]["extra"]["user_hash"]
+        user.email = data["email"]
+      end
+    end
+  end
 end
diff --git a/app/views/devise/sessions/new.html.erb b/app/views/devise/sessions/new.html.erb
@@ -1,17 +1,2 @@
 <h2>Sign in</h2>
-
-<%= form_for(resource, :as => resource_name, :url => session_path(resource_name)) do |f| %>
-  <p><%= f.label :email %><br />
-  <%= f.email_field :email %></p>
-
-  <p><%= f.label :password %><br />
-  <%= f.password_field :password %></p>
-
-  <% if devise_mapping.rememberable? -%>
-    <p><%= f.check_box :remember_me %> <%= f.label :remember_me %></p>
-  <% end -%>
-
-  <p><%= f.submit "Sign in" %></p>
-<% end %>
-
-<%= render :partial => "devise/shared/links" %>
+<%= link_to "Sign in with Facebook", user_omniauth_authorize_path(:facebook) %>
diff --git a/app/views/layouts/application.html.erb b/app/views/layouts/application.html.erb
@@ -11,11 +11,13 @@
   <div id='header'>
     <h1><%= link_to "Paired With Us", root_path %></h1>
     <ul class='actions'>
+      <% if user_signed_in? %>
         <li><%= link_to "Logout", destroy_user_session_path, method: :delete %></li>
-        <li><%= link_to "Edit Registration", edit_user_registration_path%></li>
-        <li><%= link_to "Login", new_user_session_path %></li>
-        <li><%= link_to "Register", new_user_registration_path%></li>
+      <% end %>
     </ul>
+    <% if user_signed_in? %>
+      <section class='user-name'><%= current_user.email %></section>
+    <% end %>
   </div>
   <div id='content'>
     <p class="notice"><%= notice %></p>

diff --git a/config/initializers/devise.rb b/config/initializers/devise.rb
@@ -1,6 +1,13 @@
 # Use this hook to configure devise mailer, warden hooks and so forth. The first
 # four configuration values can also be set straight in your models.
 Devise.setup do |config|
+
+  # config.omniauth :github, "4893b2a8e2dcec30b77a", "54153bd7f308431e08d95906288c7a0584fdb01a" # https://github.com/account/applications/2703
+  config.omniauth :facebook, "258096054220798", "b6c4ba5cdb11bc27a229d2317f7c4fb7", {:scope => 'email, offline_access'}
+
+
+# https://developers.facebook.com/apps/258096054220798/
+
   # ==> Mailer Configuration
   # Configure the e-mail address which will be shown in DeviseMailer.
   config.mailer_sender = "coreyhaines@example.com"