Set up auth/sessions

.gitignore

@@ -21,3 +21,5 @@
 /yarn-error.log
 
 .byebug_history
+
+/config/local_env.yml

Gemfile

@@ -52,3 +52,5 @@ end
 
 # Windows does not include zoneinfo files, so bundle the tzinfo-data gem
 gem 'tzinfo-data', platforms: [:mingw, :mswin, :x64_mingw, :jruby]
+
+gem 'omniauth-google-oauth2'

Gemfile.lock

@@ -64,14 +64,18 @@ GEM
     crass (1.0.4)
     erubi (1.8.0)
     execjs (2.7.0)
+    faraday (0.15.4)
+      multipart-post (>= 1.2, < 3)
     ffi (1.10.0)
     globalid (0.4.2)
       activesupport (>= 4.2.0)
+    hashie (3.6.0)
     i18n (1.5.3)
       concurrent-ruby (~> 1.0)
     jbuilder (2.8.0)
       activesupport (>= 4.2.0)
       multi_json (>= 1.2)
+    jwt (2.1.0)
     listen (3.1.5)
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
@@ -86,9 +90,27 @@ GEM
     mini_portile2 (2.4.0)
     minitest (5.11.3)
     multi_json (1.13.1)
+    multi_xml (0.6.0)
+    multipart-post (2.0.0)
     nio4r (2.3.1)
     nokogiri (1.10.1)
       mini_portile2 (~> 2.4.0)
+    oauth2 (1.4.1)
+      faraday (>= 0.8, < 0.16.0)
+      jwt (>= 1.0, < 3.0)
+      multi_json (~> 1.3)
+      multi_xml (~> 0.5)
+      rack (>= 1.2, < 3)
+    omniauth (1.9.0)
+      hashie (>= 3.4.6, < 3.7.0)
+      rack (>= 1.6.2, < 3)
+    omniauth-google-oauth2 (0.6.0)
+      jwt (>= 2.0)
+      omniauth (>= 1.1.1)
+      omniauth-oauth2 (>= 1.5)
+    omniauth-oauth2 (1.6.0)
+      oauth2 (~> 1.1)
+      omniauth (~> 1.9)
     public_suffix (3.0.3)
     puma (3.12.0)
     rack (2.0.6)
@@ -180,6 +202,7 @@ DEPENDENCIES
   coffee-rails (~> 4.2)
   jbuilder (~> 2.5)
   listen (>= 3.0.5, < 3.2)
+  omniauth-google-oauth2
   puma (~> 3.7)
   rails (~> 5.1.6, >= 5.1.6.1)
   sass-rails (~> 5.0)

app/assets/javascripts/events.coffee

@@ -0,0 +1,3 @@
+# Place all the behaviors and hooks related to the matching controller here.
+# All this logic will automatically be available in application.js.
+# You can use CoffeeScript in this file: http://coffeescript.org/

app/assets/javascripts/session.coffee

@@ -0,0 +1,3 @@
+# Place all the behaviors and hooks related to the matching controller here.
+# All this logic will automatically be available in application.js.
+# You can use CoffeeScript in this file: http://coffeescript.org/

app/assets/stylesheets/events.scss

@@ -0,0 +1,3 @@
+// Place all the styles related to the Events controller here.
+// They will automatically be included in application.css.
+// You can use Sass (SCSS) here: http://sass-lang.com/

app/assets/stylesheets/session.scss

@@ -0,0 +1,3 @@
+// Place all the styles related to the Session controller here.
+// They will automatically be included in application.css.
+// You can use Sass (SCSS) here: http://sass-lang.com/

app/controllers/application_controller.rb

@@ -1,3 +1,15 @@
 class ApplicationController < ActionController::Base
   protect_from_forgery with: :exception
+
+  helper_method :current_user, :logged_in?
+
+  skip_before_action :verify_authenticity_token
+
+  def current_user
+    current_user ||= User.find(session[:user_id]) if session[:user_id]
+  end
+
+  def logged_in?
+    !!current_user
+  end
 end

app/controllers/events_controller.rb

@@ -0,0 +1,4 @@
+class EventsController < ApplicationController
+  def index
+  end
+end

app/controllers/session_controller.rb

@@ -0,0 +1,24 @@
+class SessionController < ApplicationController
+  def create
+    user = User.find_or_create_by(:email => auth_hash[:info][:email]) do |user|
+      user.email = auth_hash[:info][:email]
+      user.name = auth_hash[:info][:name]
+    end
+
+    session[:user_id] = user.id
+
+    redirect_to root_path
+  end
+
+  def destroy
+    reset_session
+
+    redirect_to root_path
+  end
+
+  private
+
+  def auth_hash
+    request.env["omniauth.auth"]
+  end
+end

app/helpers/events_helper.rb

@@ -0,0 +1,2 @@
+module EventsHelper
+end

app/helpers/session_helper.rb

@@ -0,0 +1,2 @@
+module SessionHelper
+end

app/models/user.rb

@@ -0,0 +1,2 @@
+class User < ApplicationRecord
+end

app/views/events/index.html.erb

@@ -0,0 +1,11 @@
+<center>
+	<br><br>
+	<h1>Login Page</h1><br>
+
+  <% if current_user %>
+		<p>Signed in as: <%= current_user.email %></p>
+		<%= link_to "Log out", :logout %>
+	<% else %>
+		<%= link_to "Log in", :google_auth %>
+	<% end %>
+</center>

app/views/session/create.html.erb

@@ -0,0 +1,2 @@
+<h1>Session#create</h1>
+<p>Find me in app/views/session/create.html.erb</p>

app/views/session/destroy.html.erb

@@ -0,0 +1,2 @@
+<h1>Session#destroy</h1>
+<p>Find me in app/views/session/destroy.html.erb</p>

bin/rails

@@ -1,9 +1,4 @@
 #!/usr/bin/env ruby
-begin
-  load File.expand_path('../spring', __FILE__)
-rescue LoadError => e
-  raise unless e.message.include?('spring')
-end
 APP_PATH = File.expand_path('../config/application', __dir__)
 require_relative '../config/boot'
 require 'rails/commands'

bin/rake

@@ -1,9 +1,4 @@
 #!/usr/bin/env ruby
-begin
-  load File.expand_path('../spring', __FILE__)
-rescue LoadError => e
-  raise unless e.message.include?('spring')
-end
 require_relative '../config/boot'
 require 'rake'
 Rake.application.run

config/application.rb

@@ -11,8 +11,18 @@ class Application < Rails::Application
     # Initialize configuration defaults for originally generated Rails version.
     config.load_defaults 5.1
 
+    config.before_configuration do
+      env_file = File.join(Rails.root, 'config', 'local_env.yml')
+      YAML.load(File.open(env_file)).each do |key, value|
+        ENV[key.to_s] = value
+      end if File.exists?(env_file)
+    end
+
     # Settings in config/environments/* take precedence over those specified here.
     # Application configuration should go into files in config/initializers
     # -- all .rb files in that directory are automatically loaded.
+    config.middleware.use OmniAuth::Builder do
+      provider :google_oauth2, ENV['GOOGLE_CLIENT'], ENV['GOOGLE_SECRET']
+    end
   end
 end

config/routes.rb

@@ -1,3 +1,11 @@
 Rails.application.routes.draw do
-  # For details on the DSL available within this file, see http://guides.rubyonrails.org/routing.html
+  get 'events/index'
+
+  get 'session/destroy', :as => 'logout'
+
+  get 'auth/google_oauth2', :as => 'google_auth'
+  match 'auth/:provider/callback' => 'session#create', :via => [:post, :get]
+
+   # For details on the DSL available within this file, see http://guides.rubyonrails.org/routing.html	  # For details on the DSL available within this file, see http://guides.rubyonrails.org/routing.html
+  root :to => "events#index"
 end

db/migrate/20190207051645_create_users.rb

@@ -0,0 +1,8 @@
+class CreateUsers < ActiveRecord::Migration[5.1]
+  def change
+    create_table :users do |t|
+
+      t.timestamps
+    end
+  end
+end

db/migrate/20190207052734_add_email_to_user.rb

@@ -0,0 +1,5 @@
+class AddEmailToUser < ActiveRecord::Migration[5.1]
+  def change
+    add_column :users, :email, :string
+  end
+end

db/migrate/20190207052747_add_name_to_user.rb

@@ -0,0 +1,5 @@
+class AddNameToUser < ActiveRecord::Migration[5.1]
+  def change
+    add_column :users, :name, :string
+  end
+end

db/schema.rb

@@ -0,0 +1,22 @@
+# This file is auto-generated from the current state of the database. Instead
+# of editing this file, please use the migrations feature of Active Record to
+# incrementally modify your database, and then regenerate this schema definition.
+#
+# Note that this schema.rb definition is the authoritative source for your
+# database schema. If you need to create the application database on another
+# system, you should be using db:schema:load, not running all the migrations
+# from scratch. The latter is a flawed and unsustainable approach (the more migrations
+# you'll amass, the slower it'll run and the greater likelihood for issues).
+#
+# It's strongly recommended that you check this file into your version control system.
+
+ActiveRecord::Schema.define(version: 20190207052747) do
+
+  create_table "users", force: :cascade do |t|
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.string "email"
+    t.string "name"
+  end
+
+end

test/controllers/events_controller_test.rb

@@ -0,0 +1,9 @@
+require 'test_helper'
+
+class EventsControllerTest < ActionDispatch::IntegrationTest
+  test "should get index" do
+    get events_index_url
+    assert_response :success
+  end
+
+end

test/controllers/session_controller_test.rb

@@ -0,0 +1,14 @@
+require 'test_helper'
+
+class SessionControllerTest < ActionDispatch::IntegrationTest
+  test "should get create" do
+    get session_create_url
+    assert_response :success
+  end
+
+  test "should get destroy" do
+    get session_destroy_url
+    assert_response :success
+  end
+
+end

test/fixtures/users.yml

@@ -0,0 +1,11 @@
+# Read about fixtures at http://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
+
+# This model initially had no columns defined. If you add columns to the
+# model remove the '{}' from the fixture names and add the columns immediately
+# below each fixture, per the syntax in the comments below
+#
+one: {}
+# column: value
+#
+two: {}
+# column: value

test/models/user_test.rb

@@ -0,0 +1,7 @@
+require 'test_helper'
+
+class UserTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end