From 16d6b7c389f751636ec2eff56d6cf2846c70ca2a Mon Sep 17 00:00:00 2001
From: Joerg Reichert <de.abg.reichert.joerg@googlemail.com>
Date: Sun, 10 Apr 2016 15:24:58 +0200
Subject: [PATCH] readd sessions_controller

---
 app/controllers/sessions_controller.rb | 19 +++++++++++++++++++
 config/routes.rb                       |  2 ++
 2 files changed, 21 insertions(+)
 create mode 100644 app/controllers/sessions_controller.rb

diff --git a/app/controllers/sessions_controller.rb b/app/controllers/sessions_controller.rb
new file mode 100644
index 0000000..6880b58
--- /dev/null
+++ b/app/controllers/sessions_controller.rb
@@ -0,0 +1,19 @@
+class SessionsController < ApplicationController
+  def create
+    if user = User.find_or_create_from_auth_hash(auth_hash)
+      session[:user_id] = user.id
+    end
+    redirect_to root_path
+  end
+
+  def destroy
+    reset_session
+    redirect_to root_path
+  end
+
+  protected
+
+  def auth_hash
+    request.env['omniauth.auth']
+  end
+end
\ No newline at end of file
diff --git a/config/routes.rb b/config/routes.rb
index 7d013d1..0df64de 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -3,6 +3,8 @@ Rails.application.routes.draw do
 
   post '/import' => 'import#new_papers_callback'
   get '/'    => 'search#index', as: :search
+  
+  resource :session, only: [:create, :destroy]
 
   # Example of regular route:
   #   get 'products/:id' => 'catalog#view'