automatic import from ryanb/railscasts-episodes

README

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+Railscasts Episode #206: Action Mailer in Rails 3
+
+http://railscasts.com/episodes/206
+
+Commands
+
+  rails mailit
+  cd mailit
+  rails g scaffold user name:string email:string
+  rake db:migrate
+  rails g mailer user_mailer
+  bundle install

mailit/.gitignore

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+.bundle
+db/*.sqlite3
+log/*.log
+tmp/**/*

mailit/Gemfile

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+# Edit this Gemfile to bundle your application's dependencies.
+source 'http://gemcutter.org'
+
+
+gem "rails", "3.0.0.beta"
+
+## Bundle edge rails:
+# gem "rails", :git => "git://github.com/rails/rails.git"
+
+# ActiveRecord requires a database adapter. By default,
+# Rails has selected sqlite3.
+gem "sqlite3-ruby", :require => "sqlite3"
+
+## Bundle the gems you use:
+# gem "bj"
+# gem "hpricot", "0.6"
+# gem "sqlite3-ruby", :require => "sqlite3"
+# gem "aws-s3", :require => "aws/s3"
+
+## Bundle gems used only in certain environments:
+# gem "rspec", :group => :test
+# group :test do
+#   gem "webrat"
+# end
+
+gem "mail", "2.1.3"

mailit/README

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+Example Railscasts Application

mailit/Rakefile

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+# Add your own tasks in files placed in lib/tasks ending in .rake,
+# for example lib/tasks/capistrano.rake, and they will automatically be available to Rake.
+
+require File.expand_path('../config/application', __FILE__)
+
+require 'rake'
+require 'rake/testtask'
+require 'rake/rdoctask'
+
+Rails::Application.load_tasks

mailit/app/controllers/application_controller.rb

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+class ApplicationController < ActionController::Base
+  protect_from_forgery
+end

mailit/app/controllers/users_controller.rb

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+class UsersController < ApplicationController
+  # GET /users
+  # GET /users.xml
+  def index
+    @users = User.all
+
+    respond_to do |format|
+      format.html # index.html.erb
+      format.xml  { render :xml => @users }
+    end
+  end
+
+  # GET /users/1
+  # GET /users/1.xml
+  def show
+    @user = User.find(params[:id])
+
+    respond_to do |format|
+      format.html # show.html.erb
+      format.xml  { render :xml => @user }
+    end
+  end
+
+  # GET /users/new
+  # GET /users/new.xml
+  def new
+    @user = User.new
+
+    respond_to do |format|
+      format.html # new.html.erb
+      format.xml  { render :xml => @user }
+    end
+  end
+
+  # GET /users/1/edit
+  def edit
+    @user = User.find(params[:id])
+  end
+
+  # POST /users
+  # POST /users.xml
+  def create
+    @user = User.new(params[:user])
+
+    respond_to do |format|
+      if @user.save
+        UserMailer.registration_confirmation(@user).deliver
+        format.html { redirect_to(@user, :notice => 'User was successfully created.') }
+        format.xml  { render :xml => @user, :status => :created, :location => @user }
+      else
+        format.html { render :action => "new" }
+        format.xml  { render :xml => @user.errors, :status => :unprocessable_entity }
+      end
+    end
+  end
+
+  # PUT /users/1
+  # PUT /users/1.xml
+  def update
+    @user = User.find(params[:id])
+
+    respond_to do |format|
+      if @user.update_attributes(params[:user])
+        format.html { redirect_to(@user, :notice => 'User was successfully updated.') }
+        format.xml  { head :ok }
+      else
+        format.html { render :action => "edit" }
+        format.xml  { render :xml => @user.errors, :status => :unprocessable_entity }
+      end
+    end
+  end
+
+  # DELETE /users/1
+  # DELETE /users/1.xml
+  def destroy
+    @user = User.find(params[:id])
+    @user.destroy
+
+    respond_to do |format|
+      format.html { redirect_to(users_url) }
+      format.xml  { head :ok }
+    end
+  end
+end

mailit/app/helpers/application_helper.rb

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+module ApplicationHelper
+end

mailit/app/helpers/users_helper.rb

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+module UsersHelper
+end

mailit/app/mailers/user_mailer.rb

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+class UserMailer < ActionMailer::Base
+  default :from => "ryan@railscasts.com"
+
+  def registration_confirmation(user)
+    @user = user
+    attachments["rails.png"] = File.read("#{Rails.root}/public/images/rails.png")
+    mail(:to => "#{user.name} <#{user.email}>", :subject => "Registered")
+  end
+end

mailit/app/models/user.rb

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+class User < ActiveRecord::Base
+end

mailit/app/views/layouts/users.html.erb

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+<!DOCTYPE html>
+<html>
+<head>
+  <title>Users: <%= controller.action_name %></title>
+  <%= stylesheet_link_tag 'scaffold' %>
+  <%= javascript_include_tag :defaults %>
+  <%= csrf_meta_tag %>
+</head>
+<body>
+
+<p class="notice"><%= notice %></p>
+
+<%= yield %>
+
+</body>
+</html>

mailit/app/views/user_mailer/registration_confirmation.html.erb

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+<p><%= @user.name %>,</p>
+
+<p>Thank you for registering!</p>
+
+<p><%= link_to "Edit profile", edit_user_url(@user) %></p>

mailit/app/views/user_mailer/registration_confirmation.text.erb

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+<%= @user.name %>,
+
+Thank you for registering!
+
+Edit profile: <%= edit_user_url(@user) %>

mailit/app/views/users/_form.html.erb

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+<% form_for(@user) do |f| %>
+  <%= f.error_messages %>
+
+  <div class="field">
+    <%= f.label :name %><br />
+    <%= f.text_field :name %>
+  </div>
+  <div class="field">
+    <%= f.label :email %><br />
+    <%= f.text_field :email %>
+  </div>
+  <div class="actions">
+    <%= f.submit %>
+  </div>
+<% end %>

mailit/app/views/users/edit.html.erb

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+<h1>Editing user</h1>
+
+<%= render 'form' %>
+
+<%= link_to 'Show', @user %> |
+<%= link_to 'Back', users_path %>

mailit/app/views/users/index.html.erb

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+<h1>Listing users</h1>
+
+<table>
+  <tr>
+    <th>Name</th>
+    <th>Email</th>
+    <th></th>
+    <th></th>
+    <th></th>
+  </tr>
+
+<% @users.each do |user| %>
+  <tr>
+    <td><%= user.name %></td>
+    <td><%= user.email %></td>
+    <td><%= link_to 'Show', user %></td>
+    <td><%= link_to 'Edit', edit_user_path(user) %></td>
+    <td><%= link_to 'Destroy', user, :confirm => 'Are you sure?', :method => :delete %></td>
+  </tr>
+<% end %>
+</table>
+
+<br />
+
+<%= link_to 'New user', new_user_path %>

mailit/app/views/users/new.html.erb

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+<h1>New user</h1>
+
+<%= render 'form' %>
+
+<%= link_to 'Back', users_path %>

mailit/app/views/users/show.html.erb

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+<p>
+  <b>Name:</b>
+  <%= @user.name %>
+</p>
+
+<p>
+  <b>Email:</b>
+  <%= @user.email %>
+</p>
+
+
+<%= link_to 'Edit', edit_user_path(@user) %> |
+<%= link_to 'Back', users_path %>

mailit/config.ru

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+# This file is used by Rack-based servers to start the application.
+
+require ::File.expand_path('../config/environment',  __FILE__)
+run Mailit::Application

mailit/config/application.rb

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+require File.expand_path('../boot', __FILE__)
+
+require 'rails/all'
+
+# Auto-require default libraries and those for the current Rails environment.
+Bundler.require :default, Rails.env
+
+module Mailit
+  class Application < Rails::Application
+    # 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.
+
+    # Add additional load paths for your own custom dirs
+    # config.load_paths += %W( #{config.root}/extras )
+
+    # Only load the plugins named here, in the order given (default is alphabetical).
+    # :all can be used as a placeholder for all plugins not explicitly named
+    # config.plugins = [ :exception_notification, :ssl_requirement, :all ]
+
+    # Activate observers that should always be running
+    # config.active_record.observers = :cacher, :garbage_collector, :forum_observer
+
+    # Set Time.zone default to the specified zone and make Active Record auto-convert to this zone.
+    # Run "rake -D time" for a list of tasks for finding time zone names. Default is UTC.
+    # config.time_zone = 'Central Time (US & Canada)'
+
+    # The default locale is :en and all translations from config/locales/*.rb,yml are auto loaded.
+    # config.i18n.load_path += Dir[Rails.root.join('my', 'locales', '*.{rb,yml}')]
+    # config.i18n.default_locale = :de
+
+    # Configure generators values. Many other options are available, be sure to check the documentation.
+    # config.generators do |g|
+    #   g.orm             :active_record
+    #   g.template_engine :erb
+    #   g.test_framework  :test_unit, :fixture => true
+    # end
+
+    # Configure sensitive parameters which will be filtered from the log file.
+    config.filter_parameters << :password
+  end
+end

mailit/config/boot.rb

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+# Use Bundler (preferred)
+begin
+  require File.expand_path('../../.bundle/environment', __FILE__)
+rescue LoadError
+  require 'rubygems'
+  require 'bundler'
+  Bundler.setup
+
+  # To use 2.x style vendor/rails and RubyGems
+  #
+  # vendor_rails = File.expand_path('../../vendor/rails', __FILE__)
+  # if File.exist?(vendor_rails)
+  #   Dir["#{vendor_rails}/*/lib"].each { |path| $:.unshift(path) }
+  # end
+  #
+  # require 'rubygems'
+end

mailit/config/database.yml

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+# SQLite version 3.x
+#   gem install sqlite3-ruby (not necessary on OS X Leopard)
+development:
+  adapter: sqlite3
+  database: db/development.sqlite3
+  pool: 5
+  timeout: 5000
+
+# Warning: The database defined as "test" will be erased and
+# re-generated from your development database when you run "rake".
+# Do not set this db to the same as development or production.
+test:
+  adapter: sqlite3
+  database: db/test.sqlite3
+  pool: 5
+  timeout: 5000
+
+production:
+  adapter: sqlite3
+  database: db/production.sqlite3
+  pool: 5
+  timeout: 5000

mailit/config/environment.rb

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+# Load the rails application
+require File.expand_path('../application', __FILE__)
+
+# Initialize the rails application
+Mailit::Application.initialize!

mailit/config/environments/development.rb

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+Mailit::Application.configure do
+  # Settings specified here will take precedence over those in config/environment.rb
+
+  # In the development environment your application's code is reloaded on
+  # every request.  This slows down response time but is perfect for development
+  # since you don't have to restart the webserver when you make code changes.
+  config.cache_classes = false
+
+  # Log error messages when you accidentally call methods on nil.
+  config.whiny_nils = true
+
+  # Show full error reports and disable caching
+  config.consider_all_requests_local       = true
+  config.action_view.debug_rjs             = true
+  config.action_controller.perform_caching = false
+
+  # Don't care if the mailer can't send
+  config.action_mailer.raise_delivery_errors = false
+end