adding revised episode 88

episode-088/README

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+RailsCasts Episode #88: Dynamic Select Menus (revised)
+
+http://railscasts.com/episodes/88-dynamic-select-menus-revised
+
+Require Ruby 1.9.2 or higher to run examples.

episode-088/store-after/.gitignore

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+# See http://help.github.com/ignore-files/ for more about ignoring files.
+#
+# If you find yourself ignoring temporary files generated by your text editor
+# or operating system, you probably want to add a global ignore instead:
+#   git config --global core.excludesfile ~/.gitignore_global
+
+# Ignore bundler config
+/.bundle
+
+# Ignore the default SQLite database.
+/db/*.sqlite3
+
+# Ignore all logfiles and tempfiles.
+/log/*.log
+/tmp

episode-088/store-after/Gemfile

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+source 'http://rubygems.org'
+
+gem 'rails', '3.1.3'
+
+# Bundle edge Rails instead:
+# gem 'rails',     :git => 'git://github.com/rails/rails.git'
+
+gem 'sqlite3'
+
+
+# Gems used only for assets and not required
+# in production environments by default.
+group :assets do
+  gem 'sass-rails',   '~> 3.1.5'
+  gem 'coffee-rails', '~> 3.1.1'
+  gem 'uglifier', '>= 1.0.3'
+end
+
+gem 'jquery-rails'
+
+# To use ActiveModel has_secure_password
+# gem 'bcrypt-ruby', '~> 3.0.0'
+
+# Use unicorn as the web server
+# gem 'unicorn'
+
+# Deploy with Capistrano
+# gem 'capistrano'
+
+# To use debugger
+# gem 'ruby-debug19', :require => 'ruby-debug'
+
+group :test do
+  # Pretty printed test output
+  gem 'turn', '~> 0.8.3', :require => false
+end

episode-088/store-after/Gemfile.lock

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+GEM
+  remote: http://rubygems.org/
+  specs:
+    actionmailer (3.1.3)
+      actionpack (= 3.1.3)
+      mail (~> 2.3.0)
+    actionpack (3.1.3)
+      activemodel (= 3.1.3)
+      activesupport (= 3.1.3)
+      builder (~> 3.0.0)
+      erubis (~> 2.7.0)
+      i18n (~> 0.6)
+      rack (~> 1.3.5)
+      rack-cache (~> 1.1)
+      rack-mount (~> 0.8.2)
+      rack-test (~> 0.6.1)
+      sprockets (~> 2.0.3)
+    activemodel (3.1.3)
+      activesupport (= 3.1.3)
+      builder (~> 3.0.0)
+      i18n (~> 0.6)
+    activerecord (3.1.3)
+      activemodel (= 3.1.3)
+      activesupport (= 3.1.3)
+      arel (~> 2.2.1)
+      tzinfo (~> 0.3.29)
+    activeresource (3.1.3)
+      activemodel (= 3.1.3)
+      activesupport (= 3.1.3)
+    activesupport (3.1.3)
+      multi_json (~> 1.0)
+    ansi (1.4.1)
+    arel (2.2.1)
+    builder (3.0.0)
+    coffee-rails (3.1.1)
+      coffee-script (>= 2.2.0)
+      railties (~> 3.1.0)
+    coffee-script (2.2.0)
+      coffee-script-source
+      execjs
+    coffee-script-source (1.1.3)
+    erubis (2.7.0)
+    execjs (1.2.9)
+      multi_json (~> 1.0)
+    hike (1.2.1)
+    i18n (0.6.0)
+    jquery-rails (1.0.18)
+      railties (~> 3.0)
+      thor (~> 0.14)
+    json (1.6.1)
+    mail (2.3.0)
+      i18n (>= 0.4.0)
+      mime-types (~> 1.16)
+      treetop (~> 1.4.8)
+    mime-types (1.17.2)
+    multi_json (1.0.3)
+    polyglot (0.3.3)
+    rack (1.3.5)
+    rack-cache (1.1)
+      rack (>= 0.4)
+    rack-mount (0.8.3)
+      rack (>= 1.0.0)
+    rack-ssl (1.3.2)
+      rack
+    rack-test (0.6.1)
+      rack (>= 1.0)
+    rails (3.1.3)
+      actionmailer (= 3.1.3)
+      actionpack (= 3.1.3)
+      activerecord (= 3.1.3)
+      activeresource (= 3.1.3)
+      activesupport (= 3.1.3)
+      bundler (~> 1.0)
+      railties (= 3.1.3)
+    railties (3.1.3)
+      actionpack (= 3.1.3)
+      activesupport (= 3.1.3)
+      rack-ssl (~> 1.3.2)
+      rake (>= 0.8.7)
+      rdoc (~> 3.4)
+      thor (~> 0.14.6)
+    rake (0.9.2.2)
+    rdoc (3.11)
+      json (~> 1.4)
+    sass (3.1.10)
+    sass-rails (3.1.5)
+      actionpack (~> 3.1.0)
+      railties (~> 3.1.0)
+      sass (~> 3.1.10)
+      tilt (~> 1.3.2)
+    sprockets (2.0.3)
+      hike (~> 1.2)
+      rack (~> 1.0)
+      tilt (~> 1.1, != 1.3.0)
+    sqlite3 (1.3.4)
+    thor (0.14.6)
+    tilt (1.3.3)
+    treetop (1.4.10)
+      polyglot
+      polyglot (>= 0.3.1)
+    turn (0.8.3)
+      ansi
+    tzinfo (0.3.31)
+    uglifier (1.1.0)
+      execjs (>= 0.3.0)
+      multi_json (>= 1.0.2)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  coffee-rails (~> 3.1.1)
+  jquery-rails
+  rails (= 3.1.3)
+  sass-rails (~> 3.1.5)
+  sqlite3
+  turn (~> 0.8.3)
+  uglifier (>= 1.0.3)

episode-088/store-after/README

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+= RailsCasts Example Application
+
+Run these commands to try it out.
+
+  bundle
+  rake db:setup
+  rails s
+
+Requires Ruby 1.9.2 or later to run.

episode-088/store-after/Rakefile

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+#!/usr/bin/env rake
+# 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__)
+
+Store::Application.load_tasks

episode-088/store-after/app/assets/javascripts/application.js

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+// This is a manifest file that'll be compiled into including all the files listed below.
+// Add new JavaScript/Coffee code in separate files in this directory and they'll automatically
+// be included in the compiled file accessible from http://example.com/assets/application.js
+// It's not advisable to add code directly here, but if you do, it'll appear at the bottom of the
+// the compiled file.
+//
+//= require jquery
+//= require jquery_ujs
+//= require_tree .

episode-088/store-after/app/assets/javascripts/people.js.coffee

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+# 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://jashkenas.github.com/coffee-script/
+jQuery ->
+  $('#person_state_id').parent().hide()
+  states = $('#person_state_id').html()
+  $('#person_country_id').change ->
+    country = $('#person_country_id :selected').text()
+    escaped_country = country.replace(/([ #;&,.+*~\':"!^$[\]()=>|\/@])/g, '\\$1')
+    options = $(states).filter("optgroup[label='#{escaped_country}']").html()
+    if options
+      $('#person_state_id').html(options)
+      $('#person_state_id').parent().show()
+    else
+      $('#person_state_id').empty()
+      $('#person_state_id').parent().hide()

episode-088/store-after/app/assets/stylesheets/application.css

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+/*
+ * This is a manifest file that'll automatically include all the stylesheets available in this directory
+ * and any sub-directories. You're free to add application-wide styles to this file and they'll appear at
+ * the top of the compiled file, but it's generally better to create a new file per style scope.
+ *= require_self
+ *= require_tree . 
+*/
+
+body {
+  background-color: #4B7399;
+  font-family: Verdana, Helvetica, Arial;
+  font-size: 14px;
+}
+
+a img {
+  border: none;
+}
+
+a {
+  color: #0000FF;
+}
+
+.clear {
+  clear: both;
+  height: 0;
+  overflow: hidden;
+}
+
+#container {
+  width: 75%;
+  margin: 0 auto;
+  background-color: #FFF;
+  padding: 20px 40px;
+  border: solid 1px black;
+  margin-top: 20px;
+}
+
+#flash_notice, #flash_error, #flash_alert {
+  padding: 5px 8px;
+  margin: 10px 0;
+}
+
+#flash_notice {
+  background-color: #CFC;
+  border: solid 1px #6C6;
+}
+
+#flash_error, #flash_alert {
+  background-color: #FCC;
+  border: solid 1px #C66;
+}
+
+.field_with_errors {
+  display: inline;
+}
+
+.error_messages {
+  width: 400px;
+  border: 2px solid #CF0000;
+  padding: 0px;
+  padding-bottom: 12px;
+  margin-bottom: 20px;
+  background-color: #f0f0f0;
+  font-size: 12px;
+}
+
+.error_messages h2 {
+  text-align: left;
+  font-weight: bold;
+  padding: 5px 10px;
+  font-size: 12px;
+  margin: 0;
+  background-color: #c00;
+  color: #fff;
+}
+
+.error_messages p {
+  margin: 8px 10px;
+}
+
+.error_messages ul {
+  margin-bottom: 0;
+}
+
+form .field, form .actions {
+  margin: 12px 0;
+}

episode-088/store-after/app/assets/stylesheets/people.css.scss

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

episode-088/store-after/app/controllers/application_controller.rb

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

episode-088/store-after/app/controllers/people_controller.rb

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+class PeopleController < ApplicationController
+  def new
+    @person = Person.new
+  end
+end

episode-088/store-after/app/helpers/application_helper.rb

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+module ApplicationHelper
+end

episode-088/store-after/app/helpers/people_helper.rb

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+module PeopleHelper
+end

episode-088/store-after/app/models/country.rb

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+class Country < ActiveRecord::Base
+  has_many :states
+  has_many :people
+end

episode-088/store-after/app/models/person.rb

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+class Person < ActiveRecord::Base
+  belongs_to :country
+  belongs_to :state
+end

episode-088/store-after/app/models/state.rb

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+class State < ActiveRecord::Base
+  belongs_to :country
+  has_many :people
+end

episode-088/store-after/app/views/layouts/application.html.erb

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+<!DOCTYPE html>
+<html>
+  <head>
+    <title>Blog</title>
+    <%= stylesheet_link_tag    "application" %>
+    <%= javascript_include_tag "application" %>
+    <%= csrf_meta_tag %>
+  </head>
+  <body>
+    <div id="container">
+      <% flash.each do |name, msg| %>
+        <%= content_tag :div, msg, :id => "flash_#{name}" %>
+      <% end %>
+      <%= yield %>
+    </div>
+  </body>
+</html>

episode-088/store-after/app/views/people/new.html.erb

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+<h1>New Person</h1>
+
+<%= form_for @person do |f| %>
+  <div class="field">
+    <%= f.label :name %><br />
+    <%= f.text_field :name %>
+  </div>
+  <div class="field">
+    <%= f.label :country_id %><br />
+    <%= f.collection_select :country_id, Country.order(:name), :id, :name, include_blank: true %>
+  </div>
+  <div class="field">
+    <%= f.label :state_id, "State or Province" %><br />
+    <%= f.grouped_collection_select :state_id, Country.order(:name), :states, :name, :id, :name, include_blank: true %>
+  </div>
+  <div class="actions"><%= f.submit %></div>
+<% end %>

episode-088/store-after/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 Store::Application