338 lines
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This is <a href="."><em>Devhints.io cheatsheets</em></a> — a collection of cheatsheets I've written.
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<p class='prelude'><span></span></p>
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<h1><span>Devise</span></h1>
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<div class='post-content -cheatsheet'>
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<p><a href="https://github.com/plataformatec/devise">Devise</a> is a flexible authentication
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gem.</p>
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<h2 id="installation">Installation</h2>
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<p>Rails 3: Add the following to your Gemfile</p>
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<pre><code>gem "devise"
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gem "hpricot"
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gem "ruby_parser"
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</code></pre>
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<p>Install devise in your project</p>
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<pre><code>$ rails generate devise:install
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</code></pre>
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<p>Generate devise for your model</p>
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<pre><code>$ rails generate devise MODEL
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$ rake db:migrate
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</code></pre>
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<p>(Optional) Generate devise views</p>
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<pre><code>$ rails generate devise:views
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</code></pre>
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<h2 id="helpers">Helpers</h2>
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<pre><code>user_signed_in?
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current_user
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user_session
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destroy_user_session_path (Logout)
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new_user_session_path (Login)
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edit_user_registration_path (Edit registration)
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new_user_registration_path (Register new user)
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</code></pre>
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<h2 id="controller-stuff">Controller stuff</h2>
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<pre><code>before_filter :authenticate_user!
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</code></pre>
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<h2 id="model">Model</h2>
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<h3 id="model-options">Model options</h3>
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<pre><code>class User < ActiveRecord::Base
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devise :database_authenticatable,
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:registerable,
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:confirmable,
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:recoverable,
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:rememberable,
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:trackable,
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:validatable
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end
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</code></pre>
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<h3 id="migration-helpers">Migration helpers</h3>
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<pre><code>create_table :users do |t|
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t.database_authenticatable
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t.confirmable
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t.recoverable
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t.rememberable
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t.trackable
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t.timestamps
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end
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</code></pre>
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<h2 id="routing">Routing</h2>
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<h3 id="authenticated-and-unauthenticated-routes">Authenticated and unauthenticated routes</h3>
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<pre><code>unauthenticated do
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root :to => 'home#index'
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end
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authenticated do
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root :to => 'dashboard#index'
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end
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</code></pre>
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<h3 id="as">As</h3>
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<pre><code>as :user do
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get 'sign_in', :to => 'devise/sessions#new'
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end
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</code></pre>
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<h3 id="devise_for-magic">Devise_for magic</h3>
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<pre><code>devise_for :users
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# Session routes for Authenticatable (default)
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new_user_session GET /users/sign_in {:controller=>"devise/sessions", :action=>"new"}
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user_session POST /users/sign_in {:controller=>"devise/sessions", :action=>"create"}
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destroy_user_session GET /users/sign_out {:controller=>"devise/sessions", :action=>"destroy"}
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# Password routes for Recoverable, if User model has :recoverable configured
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new_user_password GET /users/password/new(.:format) {:controller=>"devise/passwords", :action=>"new"}
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edit_user_password GET /users/password/edit(.:format) {:controller=>"devise/passwords", :action=>"edit"}
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user_password PUT /users/password(.:format) {:controller=>"devise/passwords", :action=>"update"}
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POST /users/password(.:format) {:controller=>"devise/passwords", :action=>"create"}
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# Confirmation routes for Confirmable, if User model has :confirmable configured
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new_user_confirmation GET /users/confirmation/new(.:format) {:controller=>"devise/confirmations", :action=>"new"}
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user_confirmation GET /users/confirmation(.:format) {:controller=>"devise/confirmations", :action=>"show"}
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POST /users/confirmation(.:format) {:controller=>"devise/confirmations", :action=>"create"}
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</code></pre>
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<h3 id="customizing-devise_for">Customizing devise_for</h3>
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<pre><code>devise_for :users,
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:path => "usuarios",
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:path_names => {
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:sign_in => 'login',
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:sign_out => 'logout',
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:password => 'secret',
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:confirmation => 'verification',
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:unlock => 'unblock',
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:registration => 'register',
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:sign_up => 'cmon_let_me_in' }
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</code></pre>
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<h2 id="test-helpers">Test helpers</h2>
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<pre><code>include Devise::TestHelpers
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https://github.com/plataformatec/devise/blob/1094ba65aac1d37713f2cba71f9edad76b5ca274/lib/devise/test_helpers.rb
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sign_in @user
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sign_out @user
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</code></pre>
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<div class="about-the-site">
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<p class='blurb'>
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<strong><a href=".">Devhints.io cheatsheets</a></strong> is a collection of cheatsheets I've written over the years.
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Suggestions and corrections? <a href='https://github.com/rstacruz/cheatsheets/issues/907'>Send them in</a>.
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<i class='fleuron'></i>
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I'm <a href="http://ricostacruz.com">Rico Sta. Cruz</a>.
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Check out my <a href="http://ricostacruz.com/til">Today I learned blog</a> for more.
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