vertical partition post body

app/controllers/posts_controller.rb

@@ -9,6 +9,7 @@ def new
     else
       @post = Post.new
     end
+    @post.build_post_body
   end
 
   def show

app/models/post.rb

@@ -19,23 +19,28 @@
 
 class Post < ActiveRecord::Base
 
-  include Markdownable
   include UserOwnable
   include Voteable
   include Commentable
 
   acts_as_taggable
 
-  validates_presence_of :title, :body
+  has_one :post_body
+
+  validates_presence_of :title
   validates_uniqueness_of :title
 
   scope :implemented, where(:implemented => true)
   scope :published, where(:published => true)
 
   after_create :notify_admin
 
+  accepts_nested_attributes_for :post_body
+
   paginates_per 10
 
+  delegate :body, :formatted_html, :to => :post_body
+
   define_index do
     indexes :title, :description, :body
 

app/models/post_body.rb

@@ -0,0 +1,7 @@
+class PostBody < ActiveRecord::Base
+  include Markdownable
+
+  belongs_to :post
+
+  validates_presence_of :body
+end

app/views/posts/_form.html.haml

@@ -2,4 +2,5 @@
   = f.input :title, :label => 'Title'
   = f.input :description, :label => 'Short Description', :hint => 'Please give a short description about this best practices', :input_html => { :class => 'wmd-ignore', :rows => 4 }
   = f.input :tag_list, :hint => 'Split by comma ( , )'
-  = f.input :body, :label => 'Content'
+  = f.semantic_fields_for :post_body do |body_fields|
+    = body_fields.input :body, :label => 'Content'

db/migrate/20110511145447_create_post_bodies.rb

@@ -0,0 +1,21 @@
+class CreatePostBodies < ActiveRecord::Migration
+  def self.up
+    create_table :post_bodies do |t|
+      t.text :body
+      t.text :formatted_html
+      t.integer :post_id
+
+      t.timestamps
+    end
+    ActiveRecord::Base.connection.execute("INSERT INTO post_bodies(body, formatted_html, post_id) SELECT body, formatted_html, id FROM posts")
+    remove_column :posts, :body
+    remove_column :posts, :formatted_html
+  end
+
+  def self.down
+    add_column :posts, :formatted_html, :text
+    add_column :posts, :body, :text
+    ActiveRecord::Base.connection.execute("UPDATE posts, post_bodies SET posts.body = post_bodies.body, posts.formatted_html = post_bodies.formatted_html WHERE posts.id = post_bodies.post_id")
+    drop_table :post_bodies
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20110506140156) do
+ActiveRecord::Schema.define(:version => 20110511145447) do
 
   create_table "admin_users", :force => true do |t|
     t.string   "first_name",       :default => "",    :null => false
@@ -173,13 +173,19 @@
     t.datetime "updated_at"
   end
 
+  create_table "post_bodies", :force => true do |t|
+    t.text     "body"
+    t.text     "formatted_html"
+    t.integer  "post_id"
+    t.datetime "created_at"
+    t.datetime "updated_at"
+  end
+
   create_table "posts", :force => true do |t|
     t.string   "title"
-    t.text     "body",           :limit => 16777215
     t.datetime "created_at"
     t.datetime "updated_at"
     t.integer  "user_id"
-    t.text     "formatted_html", :limit => 16777215
     t.text     "description",    :limit => 16777215
     t.integer  "comments_count",                     :default => 0
     t.integer  "vote_points",                        :default => 0

features/step_definitions/search_steps.rb

@@ -1,5 +1,5 @@
 Given /^the (\w+) indexes are processed$/ do |model|
   model = model.titleize.gsub(/\s/, '').constantize
   ThinkingSphinx::Test.index *model.sphinx_index_names
-  sleep(0.25)
+  sleep(2.00)
 end

public/javascripts/application.js

@@ -46,11 +46,11 @@ $(function() {
     return false;
   });
 
-  if ($('#post_body').length > 0) {
-    $('#post_body').before("<div id='wmd-button-bar'></div>");
-    $('#post_body').after("<div id='wmd-preview' class='wikistyle'></div>");
+  if ($('#post_post_body_attributes_body').length > 0) {
+    $('#post_post_body_attributes_body').before("<div id='wmd-button-bar'></div>");
+    $('#post_post_body_attributes_body').after("<div id='wmd-preview' class='wikistyle'></div>");
     setup_wmd({
-      input: "post_body",
+      input: "post_post_body_attributes_body",
       button_bar: "wmd-button-bar",
       preview: "wmd-preview"
     });

spec/factories/posts.rb

@@ -1,11 +1,19 @@
+Factory.define :post_body do |pb|
+  pb.body "subject\n=======\ntitle\n-----"
+end
+
+Factory.define :code_post_body, :parent => :post_body do |pb|
+  pb.body "subject\n=======\ntitle\n-----\n    def test\n      puts 'test'\n    end"
+end
+
 Factory.define :post do |p|
   p.sequence(:title) {|n| "Post #{n}" }
-  p.body "subject\n=======\ntitle\n-----"
   p.association :user
   p.published true
+  p.association :post_body
 end
 
 Factory.define :code_post, :parent => :post do |p|
   p.sequence(:title) {|n| "Code Post #{n}" }
-  p.body "subject\n=======\ntitle\n-----\n    def test\n      puts 'test'\n    end"
+  p.association :post_body, :factory => :code_post_body
 end

spec/models/post_body_spec.rb

@@ -0,0 +1,5 @@
+require 'spec_helper'
+
+describe PostBody do
+  pending "add some examples to (or delete) #{__FILE__}"
+end

spec/models/post_spec.rb

@@ -38,7 +38,7 @@
     }
   end
 
-  should_validate_presence_of :body
+  should_validate_presence_of :title
 
   describe 'when title validation is required' do
     before { Factory.create(:post) }

spec/support.rb

@@ -103,13 +103,13 @@ def should_be_markdownable(factory_id = nil)
             it "should generate simple markdown html" do
               raw = "subject\n=======\ntitle\n-----"
               formatted = "<h1>subject</h1>\n\n<h2>title</h2>\n"
-              Factory(factory_id, :body => raw).formatted_html.should == formatted
+              Factory(factory_id, :post_body => Factory(:post_body, :body => raw)).formatted_html.should == formatted
             end
 
             it "should generate markdown html with <pre><code>" do
               raw = "subject\n=======\ntitle\n-----\n    def test\n      puts 'test'\n    end"
               formatted = "<h1>subject</h1>\n\n<h2>title</h2>\n\n<pre><code>def test\n  puts 'test'\nend\n</code></pre>\n"
-              Factory(factory_id, :body => raw).formatted_html.should == formatted
+              Factory(factory_id, :post_body => Factory(:post_body, :body => raw)).formatted_html.should == formatted
             end
 
           end