topic index and new action.

Gemfile

@@ -11,6 +11,8 @@ gem 'bson_ext', "~> 1.3"
 gem 'haml'
 gem 'css-bootstrap-rails'
 gem 'client_side_validations'
+gem 'kaminari'
+gem 'gravtastic'
 
 # Gems used only for assets and not required
 # in production environments by default.
@@ -35,5 +37,8 @@ gem 'jquery-rails'
 group :test do
   # Pretty printed test output
   gem 'turn', :require => false
+end
+
+group :test, :development do
   gem 'factory_girl_rails'
 end

Gemfile.lock

@@ -46,12 +46,15 @@ GEM
     factory_girl_rails (1.2.0)
       factory_girl (~> 2.1.0)
       railties (>= 3.0.0)
+    gravtastic (3.1.0)
     haml (3.1.3)
     hike (1.2.1)
     i18n (0.6.0)
     jquery-rails (1.0.14)
       railties (~> 3.0)
       thor (~> 0.14)
+    kaminari (0.12.4)
+      rails (>= 3.0.0)
     libv8 (3.3.10.2)
     mail (2.3.0)
       i18n (>= 0.4.0)
@@ -119,8 +122,10 @@ DEPENDENCIES
   client_side_validations
   css-bootstrap-rails
   factory_girl_rails
+  gravtastic
   haml
   jquery-rails
+  kaminari
   mongoid (~> 2.2)
   rails (= 3.1.1.rc1)
   therubyracer

app/assets/stylesheets/code_campo.css

@@ -9,3 +9,17 @@ footer div > p {text-align: center;}
 #login-form, #signup-form {margin: 90px auto 70px; width: 380px; padding: 20px;}
 
 .field_with_errors label.message {color: red; font-weight: normal; display: inline-block;}
+
+#main {margin-top: 20px;}
+table.item-list {border: none; margin-bottom: 0;}
+table.item-list th, table.item-list td {vertical-align: middle;}
+table.item-list td.avatar {padding-right: 0; width: 48px; line-height: 0;}
+table.item-list td.avatar img {height: 48px; width: 48px;}
+table.item-list td span.domain {font-weight: bold;}
+table.item-list td h3 {font-size: 16px; padding-bottom: 11px; line-height: 18px;}
+table.item-list td.reply-count a {float: right; color: #FFF; background-color: #BFBFBF; padding: 2px 9px; -moz-border-radius: 10px; border-radius: 10px; font-size: 11px; font-weight: bold; text-decoration: none;}
+table.item-list td.reply-count a:hover {background-color: #AAA;}
+table.item-list th + th, table.item-list td + td {border-left: none;}
+
+.tags a {color: white; font-weight: bold; font-size: 11px; padding: 1px 4px; background-color: #BFBFBF; border-radius: 3px; -moz-border-radius: 3px;}
+.tags a:hover {text-decoration: none; background-color: #AAA;}

app/controllers/application_controller.rb

@@ -5,6 +5,10 @@ class ApplicationController < ActionController::Base
 
   protected
 
+  def require_logined
+    redirect_to login_url unless logined?
+  end
+
   def current_user
     @current_user ||= login_from_session unless defined?(@current_user)
     @current_user

app/controllers/topics_controller.rb

@@ -0,0 +1,11 @@
+class TopicsController < ApplicationController
+  before_filter :require_logined, :except => [:index]
+
+  def index
+    @topics = Topic.order_by([[:actived_at, :desc]]).page(params[:page]).per(15)
+  end
+
+  def new
+    @topic = Topic.new
+  end
+end

app/models/topic.rb

@@ -0,0 +1,13 @@
+class Topic
+  include Mongoid::Document
+  include Mongoid::Timestamps
+
+  field :title
+  field :content
+  field :tags, :type => Array
+  field :actived_at, :type => DateTime
+
+  belongs_to :user
+
+  validates :title, :content, :user, :presence => true
+end

app/models/user.rb

@@ -1,6 +1,8 @@
 class User
   include Mongoid::Document
   include ActiveModel::SecurePassword
+  include Gravtastic
+  gravtastic :rating => 'G', :size => 48
 
   field :name
   field :email
@@ -13,4 +15,6 @@ class User
   validates :email, :format => {:with => /\A([^@\s]+)@((?:[-a-z0-9]+\.)+[a-z]{2,})\z/, :message => 'Invalid Email address'}
   validates :password, :password_confirmation, :presence => true, :on => :create
   validates :password, :length => {:minimum => 6}
+
+  has_many :topics
 end

app/views/topics/index.haml

@@ -0,0 +1,28 @@
+#main
+  .container
+    .row
+      #mainbar.span12
+        #topics.box
+          %table.item-list
+            - @topics.each do |topic|
+              %tr
+                %td.avatar
+                  = image_tag topic.user.gravatar_url
+                %td
+                  %h3
+                    %a{:href => '#'} This is a title
+                  .info
+                    - if topic.tags.present?
+                      %span.tags
+                        - topic.tags.each do |tag|
+                          %a{:href => '#'}= tag
+                    %span.author
+                      by
+                      %a{:href => '#'}= topic.user.name
+                    %span.time
+                      at
+                      = time_ago_in_words topic.created_at
+                      ago.
+                %td.reply-count
+                  %a{:href => '#'} 0
+      #sidebar.span4

config/routes.rb

@@ -6,4 +6,6 @@
   delete 'logout' => 'user_sessions#destroy', :as => :logout
   resources :users, :only => [:create]
   resources :user_sessions, :only => [:create]
+
+  resources :topics
 end

test/factories/topics.rb

@@ -0,0 +1,10 @@
+# Read about factories at http://github.com/thoughtbot/factory_girl
+
+FactoryGirl.define do
+  factory :topic do
+    title 'title'
+    content 'content'
+    tags %w(ruby programing)
+    association :user
+  end
+end

test/functional/topics_controller_test.rb

@@ -0,0 +1,21 @@
+require 'test_helper'
+
+class TopicsControllerTest < ActionController::TestCase
+  def setup
+    @user = Factory :user
+  end
+
+  test "should get index" do
+    get :index
+    assert_response :success, @response.body
+  end
+
+  test "should get new topic page" do
+    get :new
+    assert_redirected_to login_url
+
+    login_as @user
+    get :new
+    assert_response :success, @response.body
+  end
+end

test/unit/topic_test.rb

@@ -0,0 +1,4 @@
+require 'test_helper'
+
+class TopicTest < ActiveSupport::TestCase
+end