Setup basic Links model and controllers.

app/assets/javascripts/home.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/

app/assets/javascripts/links.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/

app/assets/stylesheets/home.css.scss

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

app/assets/stylesheets/links.css.scss

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

app/controllers/home_controller.rb

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+class HomeController < ApplicationController
+  def index
+  end
+end

app/controllers/links_controller.rb

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+class LinksController < ApplicationController
+  def index
+    @links = Link.released
+
+    respond_to do |format|
+      format.html
+      format.json { render :json => @links }
+    end
+  end
+
+  def new
+  end
+
+  def create
+  end
+
+  def show
+    @link = Link.goto(params[:id])
+
+    #update link count
+
+    respond_to do |format|
+      format.html { redirect_to @link.url }
+      format.json { render :json => @link }
+    end
+  end
+end

app/helpers/home_helper.rb

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+module HomeHelper
+end

app/helpers/links_helper.rb

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+module LinksHelper
+end

app/models/link.rb

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+class Link < ActiveRecord::Base
+  attr_accessible :description, :release, :url
+  validates :url,   :presence => true, :url => true
+  validates :description, :presence => true
+
+  def released
+    Link.where("DATE(release) <= DATE(?)", Time.now).order("release DESC")
+  end
+
+  def goto(id = nil)
+    return false if nil
+
+    Link.transaction do
+      link = Link.find(id)
+      link.visits += 1
+      link.save
+    end
+
+    return link
+  end
+end

app/views/home/index.html.erb

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+<h1>Home#index</h1>
+<p>Find me in app/views/home/index.html.erb</p>

app/views/links/0

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+      invoke  active_record
+      create    db/migrate/20120503045327_change_column.rb

app/views/links/index.html.erb

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+<h1>Links#index</h1>
+<p>Find me in app/views/links/index.html.erb</p>

config/routes.rb

@@ -1,4 +1,8 @@
 WwwWhoisandrewCom::Application.routes.draw do
+  resources :links
+
+  root :to => "home#index"
+
   # The priority is based upon order of creation:
   # first created -> highest priority.
 

db/migrate/20120503030309_create_links.rb

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+class CreateLinks < ActiveRecord::Migration
+  def change
+    create_table :links do |t|
+      t.string :url
+      t.text :description
+      t.datetime :release
+
+      t.timestamps
+    end
+  end
+end

db/migrate/20120503043353_add_visits_to_link.rb

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+class AddVisitsToLink < ActiveRecord::Migration
+  def change
+    add_column :links, :visits, :integer
+  end
+end

db/migrate/20120503051402_set_default_visits.rb

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+class SetDefaultVisits < ActiveRecord::Migration
+  def up
+    change_column :links, :visits, :integer, :null => false, :default => 0
+  end
+
+  def down
+    raise ActiveRecord::IrreversibleMigration, "Can't remove the default"
+  end
+end

db/schema.rb

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+# encoding: UTF-8
+# This file is auto-generated from the current state of the database. Instead
+# of editing this file, please use the migrations feature of Active Record to
+# incrementally modify your database, and then regenerate this schema definition.
+#
+# Note that this schema.rb definition is the authoritative source for your
+# database schema. If you need to create the application database on another
+# system, you should be using db:schema:load, not running all the migrations
+# from scratch. The latter is a flawed and unsustainable approach (the more migrations
+# you'll amass, the slower it'll run and the greater likelihood for issues).
+#
+# It's strongly recommended to check this file into your version control system.
+
+ActiveRecord::Schema.define(:version => 20120503051402) do
+
+  create_table "links", :force => true do |t|
+    t.string   "url"
+    t.text     "description"
+    t.datetime "release"
+    t.datetime "created_at",                 :null => false
+    t.datetime "updated_at",                 :null => false
+    t.integer  "visits",      :default => 0, :null => false
+  end
+
+end

test/fixtures/links.yml

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+# Read about fixtures at http://api.rubyonrails.org/classes/ActiveRecord/Fixtures.html
+
+one:
+  url: MyString
+  description: MyText
+  release: 2012-05-02 23:03:09
+
+two:
+  url: MyString
+  description: MyText
+  release: 2012-05-02 23:03:09

test/functional/home_controller_test.rb

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+require 'test_helper'
+
+class HomeControllerTest < ActionController::TestCase
+  test "should get index" do
+    get :index
+    assert_response :success
+  end
+
+end

test/functional/links_controller_test.rb

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+require 'test_helper'
+
+class LinksControllerTest < ActionController::TestCase
+  test "should get index" do
+    get :index
+    assert_response :success
+  end
+
+end

test/unit/helpers/home_helper_test.rb

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+require 'test_helper'
+
+class HomeHelperTest < ActionView::TestCase
+end

test/unit/helpers/links_helper_test.rb

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+require 'test_helper'
+
+class LinksHelperTest < ActionView::TestCase
+end

test/unit/link_test.rb

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+require 'test_helper'
+
+class LinkTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end