Add devise gem

Gemfile

@@ -14,6 +14,7 @@ gem 'uglifier', '>= 1.3.0'
 gem 'coffee-rails', '~> 4.0.0'
 # See https://github.com/sstephenson/execjs#readme for more supported runtimes
 # gem 'therubyracer',  platforms: :ruby
+gem 'devise'
 
 # Use jquery as the JavaScript library
 gem 'jquery-rails'

Gemfile.lock

@@ -28,6 +28,7 @@ GEM
       thread_safe (~> 0.1)
       tzinfo (~> 1.1)
     arel (5.0.1.20140414130214)
+    bcrypt (3.1.11)
     bootstrap-sass (3.3.1.0)
       sass (~> 3.2)
     builder (3.2.2)
@@ -38,6 +39,12 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.10.0)
+    devise (4.2.0)
+      bcrypt (~> 3.0)
+      orm_adapter (~> 0.1)
+      railties (>= 4.1.0, < 5.1)
+      responders
+      warden (~> 1.2.3)
     erubis (2.7.0)
     execjs (2.7.0)
     hike (1.2.3)
@@ -56,6 +63,7 @@ GEM
     mime-types-data (3.2016.0521)
     minitest (5.9.1)
     multi_json (1.12.1)
+    orm_adapter (0.5.0)
     rack (1.5.5)
     rack-test (0.6.3)
       rack (>= 1.0)
@@ -77,6 +85,8 @@ GEM
     rake (11.3.0)
     rdoc (4.2.2)
       json (~> 1.4)
+    responders (1.1.2)
+      railties (>= 3.2, < 4.2)
     sass (3.2.19)
     sass-rails (4.0.5)
       railties (>= 4.0.0, < 5.0)
@@ -107,13 +117,16 @@ GEM
       thread_safe (~> 0.1)
     uglifier (3.0.2)
       execjs (>= 0.3.0, < 3)
+    warden (1.2.6)
+      rack (>= 1.0)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
   bootstrap-sass
   coffee-rails (~> 4.0.0)
+  devise
   jbuilder (~> 2.0)
   jquery-rails
   rails (= 4.1.8)

app/assets/javascripts/users.js.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/users.css.scss

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

app/controllers/users_controller.rb

@@ -0,0 +1,2 @@
+class UsersController < ApplicationController
+end

app/helpers/users_helper.rb

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

app/models/user.rb

@@ -0,0 +1,6 @@
+class User < ActiveRecord::Base
+  # Include default devise modules. Others available are:
+  # :confirmable, :lockable, :timeoutable and :omniauthable
+  devise :database_authenticatable, :registerable,
+         :recoverable, :rememberable, :trackable, :validatable
+end

app/views/devise/confirmations/new.html.erb

@@ -0,0 +1,16 @@
+<h2>Resend confirmation instructions</h2>
+
+<%= form_for(resource, as: resource_name, url: confirmation_path(resource_name), html: { method: :post }) do |f| %>
+  <%= devise_error_messages! %>
+
+  <div class="field">
+    <%= f.label :email %><br />
+    <%= f.email_field :email, autofocus: true, value: (resource.pending_reconfirmation? ? resource.unconfirmed_email : resource.email) %>
+  </div>
+
+  <div class="actions">
+    <%= f.submit "Resend confirmation instructions" %>
+  </div>
+<% end %>
+
+<%= render "devise/shared/links" %>

app/views/devise/mailer/confirmation_instructions.html.erb

@@ -0,0 +1,5 @@
+<p>Welcome <%= @email %>!</p>
+
+<p>You can confirm your account email through the link below:</p>
+
+<p><%= link_to 'Confirm my account', confirmation_url(@resource, confirmation_token: @token) %></p>

app/views/devise/mailer/password_change.html.erb

@@ -0,0 +1,3 @@
+<p>Hello <%= @resource.email %>!</p>
+
+<p>We're contacting you to notify you that your password has been changed.</p>

app/views/devise/mailer/reset_password_instructions.html.erb

@@ -0,0 +1,8 @@
+<p>Hello <%= @resource.email %>!</p>
+
+<p>Someone has requested a link to change your password. You can do this through the link below.</p>
+
+<p><%= link_to 'Change my password', edit_password_url(@resource, reset_password_token: @token) %></p>
+
+<p>If you didn't request this, please ignore this email.</p>
+<p>Your password won't change until you access the link above and create a new one.</p>

app/views/devise/mailer/unlock_instructions.html.erb

@@ -0,0 +1,7 @@
+<p>Hello <%= @resource.email %>!</p>
+
+<p>Your account has been locked due to an excessive number of unsuccessful sign in attempts.</p>
+
+<p>Click the link below to unlock your account:</p>
+
+<p><%= link_to 'Unlock my account', unlock_url(@resource, unlock_token: @token) %></p>

app/views/devise/passwords/edit.html.erb

@@ -0,0 +1,25 @@
+<h2>Change your password</h2>
+
+<%= form_for(resource, as: resource_name, url: password_path(resource_name), html: { method: :put }) do |f| %>
+  <%= devise_error_messages! %>
+  <%= f.hidden_field :reset_password_token %>
+
+  <div class="field">
+    <%= f.label :password, "New password" %><br />
+    <% if @minimum_password_length %>
+      <em>(<%= @minimum_password_length %> characters minimum)</em><br />
+    <% end %>
+    <%= f.password_field :password, autofocus: true, autocomplete: "off" %>
+  </div>
+
+  <div class="field">
+    <%= f.label :password_confirmation, "Confirm new password" %><br />
+    <%= f.password_field :password_confirmation, autocomplete: "off" %>
+  </div>
+
+  <div class="actions">
+    <%= f.submit "Change my password" %>
+  </div>
+<% end %>
+
+<%= render "devise/shared/links" %>

app/views/devise/passwords/new.html.erb

@@ -0,0 +1,16 @@
+<h2>Forgot your password?</h2>
+
+<%= form_for(resource, as: resource_name, url: password_path(resource_name), html: { method: :post }) do |f| %>
+  <%= devise_error_messages! %>
+
+  <div class="field">
+    <%= f.label :email %><br />
+    <%= f.email_field :email, autofocus: true %>
+  </div>
+
+  <div class="actions">
+    <%= f.submit "Send me reset password instructions" %>
+  </div>
+<% end %>
+
+<%= render "devise/shared/links" %>

app/views/devise/registrations/edit.html.erb

@@ -0,0 +1,43 @@
+<h2>Edit <%= resource_name.to_s.humanize %></h2>
+
+<%= form_for(resource, as: resource_name, url: registration_path(resource_name), html: { method: :put }) do |f| %>
+  <%= devise_error_messages! %>
+
+  <div class="field">
+    <%= f.label :email %><br />
+    <%= f.email_field :email, autofocus: true %>
+  </div>
+
+  <% if devise_mapping.confirmable? && resource.pending_reconfirmation? %>
+    <div>Currently waiting confirmation for: <%= resource.unconfirmed_email %></div>
+  <% end %>
+
+  <div class="field">
+    <%= f.label :password %> <i>(leave blank if you don't want to change it)</i><br />
+    <%= f.password_field :password, autocomplete: "off" %>
+    <% if @minimum_password_length %>
+      <br />
+      <em><%= @minimum_password_length %> characters minimum</em>
+    <% end %>
+  </div>
+
+  <div class="field">
+    <%= f.label :password_confirmation %><br />
+    <%= f.password_field :password_confirmation, autocomplete: "off" %>
+  </div>
+
+  <div class="field">
+    <%= f.label :current_password %> <i>(we need your current password to confirm your changes)</i><br />
+    <%= f.password_field :current_password, autocomplete: "off" %>
+  </div>
+
+  <div class="actions">
+    <%= f.submit "Update" %>
+  </div>
+<% end %>
+
+<h3>Cancel my account</h3>
+
+<p>Unhappy? <%= button_to "Cancel my account", registration_path(resource_name), data: { confirm: "Are you sure?" }, method: :delete %></p>
+
+<%= link_to "Back", :back %>

app/views/devise/registrations/new.html.erb

@@ -0,0 +1,29 @@
+<h2>Sign up</h2>
+
+<%= form_for(resource, as: resource_name, url: registration_path(resource_name)) do |f| %>
+  <%= devise_error_messages! %>
+
+  <div class="field">
+    <%= f.label :email %><br />
+    <%= f.email_field :email, autofocus: true %>
+  </div>
+
+  <div class="field">
+    <%= f.label :password %>
+    <% if @minimum_password_length %>
+    <em>(<%= @minimum_password_length %> characters minimum)</em>
+    <% end %><br />
+    <%= f.password_field :password, autocomplete: "off" %>
+  </div>
+
+  <div class="field">
+    <%= f.label :password_confirmation %><br />
+    <%= f.password_field :password_confirmation, autocomplete: "off" %>
+  </div>
+
+  <div class="actions">
+    <%= f.submit "Sign up" %>
+  </div>
+<% end %>
+
+<%= render "devise/shared/links" %>

app/views/devise/sessions/new.html.erb

@@ -0,0 +1,26 @@
+<h2>Log in</h2>
+
+<%= form_for(resource, as: resource_name, url: session_path(resource_name)) do |f| %>
+  <div class="field">
+    <%= f.label :email %><br />
+    <%= f.email_field :email, autofocus: true %>
+  </div>
+
+  <div class="field">
+    <%= f.label :password %><br />
+    <%= f.password_field :password, autocomplete: "off" %>
+  </div>
+
+  <% if devise_mapping.rememberable? -%>
+    <div class="field">
+      <%= f.check_box :remember_me %>
+      <%= f.label :remember_me %>
+    </div>
+  <% end -%>
+
+  <div class="actions">
+    <%= f.submit "Log in" %>
+  </div>
+<% end %>
+
+<%= render "devise/shared/links" %>

app/views/devise/shared/_links.html.erb

@@ -0,0 +1,25 @@
+<%- if controller_name != 'sessions' %>
+  <%= link_to "Log in", new_session_path(resource_name) %><br />
+<% end -%>
+
+<%- if devise_mapping.registerable? && controller_name != 'registrations' %>
+  <%= link_to "Sign up", new_registration_path(resource_name) %><br />
+<% end -%>
+
+<%- if devise_mapping.recoverable? && controller_name != 'passwords' && controller_name != 'registrations' %>
+  <%= link_to "Forgot your password?", new_password_path(resource_name) %><br />
+<% end -%>
+
+<%- if devise_mapping.confirmable? && controller_name != 'confirmations' %>
+  <%= link_to "Didn't receive confirmation instructions?", new_confirmation_path(resource_name) %><br />
+<% end -%>
+
+<%- if devise_mapping.lockable? && resource_class.unlock_strategy_enabled?(:email) && controller_name != 'unlocks' %>
+  <%= link_to "Didn't receive unlock instructions?", new_unlock_path(resource_name) %><br />
+<% end -%>
+
+<%- if devise_mapping.omniauthable? %>
+  <%- resource_class.omniauth_providers.each do |provider| %>
+    <%= link_to "Sign in with #{OmniAuth::Utils.camelize(provider)}", omniauth_authorize_path(resource_name, provider) %><br />
+  <% end -%>
+<% end -%>

app/views/devise/unlocks/new.html.erb

@@ -0,0 +1,16 @@
+<h2>Resend unlock instructions</h2>
+
+<%= form_for(resource, as: resource_name, url: unlock_path(resource_name), html: { method: :post }) do |f| %>
+  <%= devise_error_messages! %>
+
+  <div class="field">
+    <%= f.label :email %><br />
+    <%= f.email_field :email, autofocus: true %>
+  </div>
+
+  <div class="actions">
+    <%= f.submit "Resend unlock instructions" %>
+  </div>
+<% end %>
+
+<%= render "devise/shared/links" %>

app/views/layouts/application.html.erb

@@ -1,5 +1,7 @@
 <!DOCTYPE html>
 <html>
+<p class="notice"><%= notice %></p>
+<p class="alert"><%= alert %></p>
 <head>
   <title>Knitting</title>
   <%= stylesheet_link_tag    'application', media: 'all', 'data-turbolinks-track' => true %>

app/views/users/new.html.erb

@@ -0,0 +1,2 @@
+<h1>Users#new</h1>
+<p>Find me in app/views/users/new.html.erb</p>

config/environments/development.rb

@@ -31,6 +31,7 @@
   # Checks for improperly declared sprockets dependencies.
   # Raises helpful error messages.
   config.assets.raise_runtime_errors = true
+  config.action_mailer.default_url_options = { host: 'localhost', port: 1313 }
 
   # Raises error for missing translations
   # config.action_view.raise_on_missing_translations = true