Created basic authentication and login screen. User can now login, or log off. author_sessions_controller manages new, create and destroy for accessing login and logout data

Author: Rhelli

app/assets/javascripts/author_sessions.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/author_sessions.scss

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

app/controllers/author_sessions_controller.rb

@@ -0,0 +1,18 @@
+class AuthorSessionsController < ApplicationController
+  def new
+  end
+
+  def create
+    if login(params[:email], params[:password])
+      redirect_back_or_to(articles_path, notice: 'Logged in successfully.')
+    else
+      flash.now.alert = 'Login failed. Please try again.'
+      render action: :new
+    end
+  end
+
+  def destroy
+    logout
+    redirect_to(:authors, notice: 'Logged Out!')
+  end
+end

app/helpers/author_sessions_helper.rb

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

app/views/author_sessions/new.html.erb

@@ -0,0 +1,17 @@
+<h1>Login</h1>
+
+<%= form_tag author_sessions_path, method: :post do %>
+  <div class='field'>
+    <%= label_tag :email %>
+    <%= text_field_tag :email %><br>
+  </div>
+  <div class="field">
+    <%= label_tag :password %>
+    <%= password_field_tag :password %></br>
+  </div>
+  <div class="actions">
+    <%= submit_tag "Login" %>
+  </div>
+<% end %>
+
+<%= link_to 'Back', articles_path %>

app/views/layouts/application.html.erb

@@ -20,8 +20,9 @@
         <h6>
           <% if logged_in? %>
             <%= "Logged in as #{current_user.email}" %>
+            <%= link_to '(Logout)', logout_path %>
           <% else %>
-            Logged Out
+            <%= link_to '(Login)', login_path%>
           <% end %>
         </h6>
       </div>

config/routes.rb

@@ -4,6 +4,9 @@
   end
   resources :tags
   resources :authors
+  resources :author_sessions, only: [:new, :create, :destroy]
+  get 'login' => 'author_sessions#new'
+  get 'logout' => 'author_sessions#destroy'
 
   root to: 'articles#index'
 end

test/controllers/author_sessions_controller_test.rb

@@ -0,0 +1,7 @@
+require 'test_helper'
+
+class AuthorSessionsControllerTest < ActionDispatch::IntegrationTest
+  # test "the truth" do
+  #   assert true
+  # end
+end