gistfile1.txt

gem 'devise'
rails generate devise:install
rails generate devise User


class User < ActiveRecord::Base

  devise :database_authenticatable, :registerable,
         :recoverable, :rememberable, :trackable, :validatable

end


devise_for :user, controllers: {
  sessions: 'user/sessions',
  registrations: 'user/registrations',
  passwords: 'user/passwords',
}
devise_scope :user do
  get 'signup', :to => 'registrations#new'
  get 'login', :to => 'devise/sessions#new'
  get 'logout', :to => 'devise/sessions#destroy'
end    

config.action_mailer.default_url_options = { host: 'localhost', port: 3000 }


before_action :authenticate_user!
user_signed_in?
current_user
user_session
    
rails generate devise:views -v registrations sessions
rails generate devise:controllers 

body.devise-sessions, body.devise-registrations, body.devise-passwords
  background: #eee

.devise-sessions, .devise-registrations, .devise-passwords
  .panel-body
    border: 1px solid #ddd
    padding: 15px
    margin-top: 40px
    border-radius: 3px
    background: white

  h2
    font-size: 22px
    text-transform: uppercase
    margin-bottom: 10px
    margin-top: 10px
    text-align: center
    padding-bottom: 10px
    // border-bottom: 1px solid #ddd

  .form-control
    margin-top: 1em
    border: 0px
    border-bottom: 1px solid #ddd
    border-radius: 0px

  .form-control:focus
    border-bottom: 1px solid #aaa
    margin-bottom: 2px

  .btn-primary
    background: white
    color: #333
    margin-top: 25px
    border-radius: 2px


<div class="row">
  <div class="col-sm-4 col-sm-offset-4">
    <div class="panel panel-default">
      <div class="panel-body">
        <h2>Login</h2>

        <%= simple_form_for(resource, :as => resource_name, :url => session_path(resource_name)) do |f| %>
          <div class="form-group">
            <%= f.input :email, :autofocus => true, label: false, input_html: { class: "form-control autofocus", placeholder: "Email" } %>
          </div>
          <div class="form-group">
            <%= f.input :password, label: false, input_html: { class: "form-control", placeholder: "Password" } %>
          </div>

          <div class="form-group">
            <%= f.button :submit, "Log in", class: "btn btn-primary btn-block" %>
          </div>
        <% end %>

        <%= render "devise/shared/links" %>
      </div>
    </div>
  </div>
</div>

<div class="row">
  <div class="col-sm-6 col-sm-offset-3">
    <div class="panel panel-default">
      <div class="panel-body">
        <h2>Sign up</h2>

        <%= simple_form_for(resource, :as => resource_name, :url => registration_path(resource_name)) do |f| %>
          <%= f.error_notification %>

          <div class="form-group">
            <%= f.input :email, label: false, input_html: { class: "form-control", placeholder: "Email" } %>
          </div>

          <div class="form-group">
            <%= f.input :password, label: false, input_html: { class: "form-control", placeholder: "Password" } %>
          </div>

          <div class="form-group">
            <%= f.button :submit, "Sign up", class: "btn btn-primary btn-block" %>
          </div>
        <% end %>

        <%= render "devise/shared/links" %>
      </div>
    </div>
  </div>
</div>