SessionsController: Add sample code provided by OmniAuth

This is the sample callback code to get access to the OAuth auth hash.

A new route specifies that `SessionsController#create` should handle the
OAuth callback coming from Evernote.

2 files changed, 12 insertions, 0 deletions

diff --git a/app/controllers/sessions_controller.rb b/app/controllers/sessions_controller.rb
index 16d11b5..c755c69 100644
--- a/app/controllers/sessions_controller.rb
+++ b/app/controllers/sessions_controller.rb
@@ -1,2 +1,13 @@
 class SessionsController < ApplicationController
+  def create
+    @user = User.find_or_create_from_auth_hash(auth_hash)
+    self.current_user = @user
+    redirect_to '/'
+  end
+
+  protected
+
+  def auth_hash
+    request.env['omniauth.auth']
+  end
 end
diff --git a/config/routes.rb b/config/routes.rb
index a729a7f..70acae5 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -2,6 +2,7 @@ Rails.application.routes.draw do
   root 'home#index'
 
   # get '/auth/evernote' => 'auth/evernote#index'
+  get '/auth/evernote/callback' => 'sessions#create'
 
   # The priority is based upon order of creation: first created -> highest priority.
   # See how all your routes lay out with "rake routes".