Ran scaffold for comments.

app/controllers/comments_controller.rb

@@ -0,0 +1,85 @@
+class CommentsController < ApplicationController
+  # GET /comments
+  # GET /comments.xml
+  def index
+    @comments = Comment.all
+
+    respond_to do |format|
+      format.html # index.html.erb
+      format.xml  { render :xml => @comments }
+    end
+  end
+
+  # GET /comments/1
+  # GET /comments/1.xml
+  def show
+    @comment = Comment.find(params[:id])
+
+    respond_to do |format|
+      format.html # show.html.erb
+      format.xml  { render :xml => @comment }
+    end
+  end
+
+  # GET /comments/new
+  # GET /comments/new.xml
+  def new
+    @comment = Comment.new
+
+    respond_to do |format|
+      format.html # new.html.erb
+      format.xml  { render :xml => @comment }
+    end
+  end
+
+  # GET /comments/1/edit
+  def edit
+    @comment = Comment.find(params[:id])
+  end
+
+  # POST /comments
+  # POST /comments.xml
+  def create
+    @comment = Comment.new(params[:comment])
+
+    respond_to do |format|
+      if @comment.save
+        flash[:notice] = 'Comment was successfully created.'
+        format.html { redirect_to(@comment) }
+        format.xml  { render :xml => @comment, :status => :created, :location => @comment }
+      else
+        format.html { render :action => "new" }
+        format.xml  { render :xml => @comment.errors, :status => :unprocessable_entity }
+      end
+    end
+  end
+
+  # PUT /comments/1
+  # PUT /comments/1.xml
+  def update
+    @comment = Comment.find(params[:id])
+
+    respond_to do |format|
+      if @comment.update_attributes(params[:comment])
+        flash[:notice] = 'Comment was successfully updated.'
+        format.html { redirect_to(@comment) }
+        format.xml  { head :ok }
+      else
+        format.html { render :action => "edit" }
+        format.xml  { render :xml => @comment.errors, :status => :unprocessable_entity }
+      end
+    end
+  end
+
+  # DELETE /comments/1
+  # DELETE /comments/1.xml
+  def destroy
+    @comment = Comment.find(params[:id])
+    @comment.destroy
+
+    respond_to do |format|
+      format.html { redirect_to(comments_url) }
+      format.xml  { head :ok }
+    end
+  end
+end

app/helpers/comments_helper.rb

@@ -0,0 +1,2 @@
+module CommentsHelper
+end

app/models/comment.rb

@@ -0,0 +1,2 @@
+class Comment < ActiveRecord::Base
+end

app/views/comments/edit.html.erb

@@ -0,0 +1,24 @@
+<h1>Editing comment</h1>
+
+<% form_for(@comment) do |f| %>
+  <%= f.error_messages %>
+
+  <p>
+    <%= f.label :content %><br />
+    <%= f.text_area :content %>
+  </p>
+  <p>
+    <%= f.label :link_id %><br />
+    <%= f.text_field :link_id %>
+  </p>
+  <p>
+    <%= f.label :user_id %><br />
+    <%= f.text_field :user_id %>
+  </p>
+  <p>
+    <%= f.submit 'Update' %>
+  </p>
+<% end %>
+
+<%= link_to 'Show', @comment %> |
+<%= link_to 'Back', comments_path %>

app/views/comments/index.html.erb

@@ -0,0 +1,24 @@
+<h1>Listing comments</h1>
+
+<table>
+  <tr>
+    <th>Content</th>
+    <th>Link</th>
+    <th>User</th>
+  </tr>
+
+<% @comments.each do |comment| %>
+  <tr>
+    <td><%=h comment.content %></td>
+    <td><%=h comment.link_id %></td>
+    <td><%=h comment.user_id %></td>
+    <td><%= link_to 'Show', comment %></td>
+    <td><%= link_to 'Edit', edit_comment_path(comment) %></td>
+    <td><%= link_to 'Destroy', comment, :confirm => 'Are you sure?', :method => :delete %></td>
+  </tr>
+<% end %>
+</table>
+
+<br />
+
+<%= link_to 'New comment', new_comment_path %>

app/views/comments/new.html.erb

@@ -0,0 +1,23 @@
+<h1>New comment</h1>
+
+<% form_for(@comment) do |f| %>
+  <%= f.error_messages %>
+
+  <p>
+    <%= f.label :content %><br />
+    <%= f.text_area :content %>
+  </p>
+  <p>
+    <%= f.label :link_id %><br />
+    <%= f.text_field :link_id %>
+  </p>
+  <p>
+    <%= f.label :user_id %><br />
+    <%= f.text_field :user_id %>
+  </p>
+  <p>
+    <%= f.submit 'Create' %>
+  </p>
+<% end %>
+
+<%= link_to 'Back', comments_path %>

app/views/comments/show.html.erb

@@ -0,0 +1,18 @@
+<p>
+  <b>Content:</b>
+  <%=h @comment.content %>
+</p>
+
+<p>
+  <b>Link:</b>
+  <%=h @comment.link_id %>
+</p>
+
+<p>
+  <b>User:</b>
+  <%=h @comment.user_id %>
+</p>
+
+
+<%= link_to 'Edit', edit_comment_path(@comment) %> |
+<%= link_to 'Back', comments_path %>

app/views/layouts/comments.html.erb

@@ -0,0 +1,17 @@
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
+       "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
+
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
+<head>
+  <meta http-equiv="content-type" content="text/html;charset=UTF-8" />
+  <title>Comments: <%= controller.action_name %></title>
+  <%= stylesheet_link_tag 'scaffold' %>
+</head>
+<body>
+
+<p style="color: green"><%= flash[:notice] %></p>
+
+<%= yield %>
+
+</body>
+</html>

config/routes.rb

@@ -1,4 +1,8 @@
 ActionController::Routing::Routes.draw do |map|
+  map.resources :comments
+
+  map.resources :shares
+
   map.resources :shares
 
   map.resources :links

db/migrate/20100404051540_create_comments.rb

@@ -0,0 +1,15 @@
+class CreateComments < ActiveRecord::Migration
+  def self.up
+    create_table :comments do |t|
+      t.text :content
+      t.integer :link_id
+      t.integer :user_id
+
+      t.timestamps
+    end
+  end
+
+  def self.down
+    drop_table :comments
+  end
+end

test/fixtures/comments.yml

@@ -0,0 +1,11 @@
+# Read about fixtures at http://ar.rubyonrails.org/classes/Fixtures.html
+
+one:
+  content: MyText
+  link_id: 1
+  user_id: 1
+
+two:
+  content: MyText
+  link_id: 1
+  user_id: 1

test/functional/comments_controller_test.rb

@@ -0,0 +1,45 @@
+require 'test_helper'
+
+class CommentsControllerTest < ActionController::TestCase
+  test "should get index" do
+    get :index
+    assert_response :success
+    assert_not_nil assigns(:comments)
+  end
+
+  test "should get new" do
+    get :new
+    assert_response :success
+  end
+
+  test "should create comment" do
+    assert_difference('Comment.count') do
+      post :create, :comment => { }
+    end
+
+    assert_redirected_to comment_path(assigns(:comment))
+  end
+
+  test "should show comment" do
+    get :show, :id => comments(:one).to_param
+    assert_response :success
+  end
+
+  test "should get edit" do
+    get :edit, :id => comments(:one).to_param
+    assert_response :success
+  end
+
+  test "should update comment" do
+    put :update, :id => comments(:one).to_param, :comment => { }
+    assert_redirected_to comment_path(assigns(:comment))
+  end
+
+  test "should destroy comment" do
+    assert_difference('Comment.count', -1) do
+      delete :destroy, :id => comments(:one).to_param
+    end
+
+    assert_redirected_to comments_path
+  end
+end

test/unit/comment_test.rb

@@ -0,0 +1,8 @@
+require 'test_helper'
+
+class CommentTest < ActiveSupport::TestCase
+  # Replace this with your real tests.
+  test "the truth" do
+    assert true
+  end
+end

test/unit/helpers/comments_helper_test.rb

@@ -0,0 +1,4 @@
+require 'test_helper'
+
+class CommentsHelperTest < ActionView::TestCase
+end