adicionando registrations (matricula)

Gemfile.lock

@@ -53,6 +53,7 @@ GEM
       treetop (~> 1.4.8)
     mime-types (1.18)
     multi_json (1.2.0)
+    mysql2 (0.3.11)
     mysql2 (0.3.11-x86-mingw32)
     polyglot (0.3.3)
     rack (1.4.1)
@@ -100,6 +101,7 @@ GEM
       multi_json (>= 1.0.2)
 
 PLATFORMS
+  ruby
   x86-mingw32
 
 DEPENDENCIES

app/assets/javascripts/registrations.js.coffee

@@ -0,0 +1,3 @@
+# 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/registrations.css.scss

@@ -0,0 +1,3 @@
+// Place all the styles related to the Registrations controller here.
+// They will automatically be included in application.css.
+// You can use Sass (SCSS) here: http://sass-lang.com/

app/controllers/registrations_controller.rb

@@ -0,0 +1,83 @@
+class RegistrationsController < ApplicationController
+  # GET /registrations
+  # GET /registrations.json
+  def index
+    @registrations = Registration.all
+
+    respond_to do |format|
+      format.html # index.html.erb
+      format.json { render :json => @registrations }
+    end
+  end
+
+  # GET /registrations/1
+  # GET /registrations/1.json
+  def show
+    @registration = Registration.find(params[:id])
+
+    respond_to do |format|
+      format.html # show.html.erb
+      format.json { render :json => @registration }
+    end
+  end
+
+  # GET /registrations/new
+  # GET /registrations/new.json
+  def new
+    @registration = Registration.new
+
+    respond_to do |format|
+      format.html # new.html.erb
+      format.json { render :json => @registration }
+    end
+  end
+
+  # GET /registrations/1/edit
+  def edit
+    @registration = Registration.find(params[:id])
+  end
+
+  # POST /registrations
+  # POST /registrations.json
+  def create
+    @registration = Registration.new(params[:registration])
+
+    respond_to do |format|
+      if @registration.save
+        format.html { redirect_to @registration, :notice => 'Registration was successfully created.' }
+        format.json { render :json => @registration, :status => :created, :location => @registration }
+      else
+        format.html { render :action => "new" }
+        format.json { render :json => @registration.errors, :status => :unprocessable_entity }
+      end
+    end
+  end
+
+  # PUT /registrations/1
+  # PUT /registrations/1.json
+  def update
+    @registration = Registration.find(params[:id])
+
+    respond_to do |format|
+      if @registration.update_attributes(params[:registration])
+        format.html { redirect_to @registration, :notice => 'Registration was successfully updated.' }
+        format.json { head :no_content }
+      else
+        format.html { render :action => "edit" }
+        format.json { render :json => @registration.errors, :status => :unprocessable_entity }
+      end
+    end
+  end
+
+  # DELETE /registrations/1
+  # DELETE /registrations/1.json
+  def destroy
+    @registration = Registration.find(params[:id])
+    @registration.destroy
+
+    respond_to do |format|
+      format.html { redirect_to registrations_url }
+      format.json { head :no_content }
+    end
+  end
+end

app/helpers/registrations_helper.rb

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

app/models/course.rb

@@ -1,2 +1,7 @@
 class Course < ActiveRecord::Base
+    has_many :registrations
+
+    def to_s
+      "#{self.name} (#{self.duration} horas)"
+    end
 end

app/models/registration.rb

@@ -0,0 +1,4 @@
+class Registration < ActiveRecord::Base
+  belongs_to :registrable, :polymorphic => true
+  belongs_to :course
+end

app/models/student.rb

@@ -1,2 +1,7 @@
 class Student < ActiveRecord::Base
+    has_many :registrations, :as => :registrable
+
+    def to_s
+      "#{self.name} <#{self.email}>"
+    end
 end

app/models/teacher.rb

@@ -1,2 +1,3 @@
 class Teacher < ActiveRecord::Base
+    has_many :registrations, :as => :registrable
 end

app/views/registrations/_form.html.erb

@@ -0,0 +1,25 @@
+<%= form_for(@registration) do |f| %>
+  <% if @registration.errors.any? %>
+    <div id="error_explanation">
+      <h2><%= pluralize(@registration.errors.count, "error") %> prohibited this registration from being saved:</h2>
+
+      <ul>
+      <% @registration.errors.full_messages.each do |msg| %>
+        <li><%= msg %></li>
+      <% end %>
+      </ul>
+    </div>
+  <% end %>
+
+  <div class="field">
+    <%= f.label :registrable %><br />
+    <%= f.text_field :registrable %>
+  </div>
+  <div class="field">
+    <%= f.label :course %><br />
+    <%= f.text_field :course %>
+  </div>
+  <div class="actions">
+    <%= f.submit %>
+  </div>
+<% end %>

app/views/registrations/edit.html.erb

@@ -0,0 +1,6 @@
+<h1>Editing registration</h1>
+
+<%= render 'form' %>
+
+<%= link_to 'Show', @registration %> |
+<%= link_to 'Back', registrations_path %>

app/views/registrations/index.html.erb

@@ -0,0 +1,25 @@
+<h1>Listing registrations</h1>
+
+<table>
+  <tr>
+    <th>Registrable</th>
+    <th>Course</th>
+    <th></th>
+    <th></th>
+    <th></th>
+  </tr>
+
+<% @registrations.each do |registration| %>
+  <tr>
+    <td><%= registration.registrable %></td>
+    <td><%= registration.course %></td>
+    <td><%= link_to 'Show', registration %></td>
+    <td><%= link_to 'Edit', edit_registration_path(registration) %></td>
+    <td><%= link_to 'Destroy', registration, :confirm => 'Are you sure?', :method => :delete %></td>
+  </tr>
+<% end %>
+</table>
+
+<br />
+
+<%= link_to 'New Registration', new_registration_path %>

app/views/registrations/new.html.erb

@@ -0,0 +1,5 @@
+<h1>New registration</h1>
+
+<%= render 'form' %>
+
+<%= link_to 'Back', registrations_path %>

app/views/registrations/show.html.erb

@@ -0,0 +1,15 @@
+<p id="notice"><%= notice %></p>
+
+<p>
+  <b>Registrable:</b>
+  <%= @registration.registrable %>
+</p>
+
+<p>
+  <b>Course:</b>
+  <%= @registration.course %>
+</p>
+
+
+<%= link_to 'Edit', edit_registration_path(@registration) %> |
+<%= link_to 'Back', registrations_path %>

config/routes.rb

@@ -1,4 +1,6 @@
 Academico::Application.routes.draw do
+  resources :registrations
+
   resources :courses
 
   resources :teachers

db/migrate/20120414142709_create_registrations.rb

@@ -0,0 +1,12 @@
+class CreateRegistrations < ActiveRecord::Migration
+  def change
+    create_table :registrations do |t|
+      t.references :registrable, :polymorphic => true
+      t.references :course
+
+      t.timestamps
+    end
+    add_index :registrations, :registrable_id
+    add_index :registrations, :course_id
+  end
+end

db/schema.rb

@@ -1,45 +1,55 @@
-# 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 => 20120331195615) do
-
-  create_table "courses", :force => true do |t|
-    t.string   "name"
-    t.integer  "duration"
-    t.text     "description"
-    t.text     "objectives"
-    t.datetime "created_at",  :null => false
-    t.datetime "updated_at",  :null => false
-  end
-
-  create_table "students", :force => true do |t|
-    t.string   "name"
-    t.string   "email"
-    t.date     "birth_date"
-    t.string   "phone"
-    t.string   "sex"
-    t.datetime "created_at", :null => false
-    t.datetime "updated_at", :null => false
-  end
-
-  create_table "teachers", :force => true do |t|
-    t.string   "name"
-    t.string   "email"
-    t.string   "phone"
-    t.date     "birth_date"
-    t.string   "sex"
-    t.datetime "created_at", :null => false
-    t.datetime "updated_at", :null => false
-  end
-
-end
+# 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 => 20120414142709) do
+
+  create_table "courses", :force => true do |t|
+    t.string   "name"
+    t.integer  "duration"
+    t.text     "description"
+    t.text     "objectives"
+    t.datetime "created_at",  :null => false
+    t.datetime "updated_at",  :null => false
+  end
+
+  create_table "registrations", :force => true do |t|
+    t.integer  "registrable_id"
+    t.string   "registrable_type"
+    t.integer  "course_id"
+    t.datetime "created_at",       :null => false
+    t.datetime "updated_at",       :null => false
+  end
+
+  add_index "registrations", ["course_id"], :name => "index_registrations_on_course_id"
+  add_index "registrations", ["registrable_id"], :name => "index_registrations_on_registrable_id"
+
+  create_table "students", :force => true do |t|
+    t.string   "name"
+    t.string   "email"
+    t.date     "birth_date"
+    t.string   "phone"
+    t.string   "sex"
+    t.datetime "created_at", :null => false
+    t.datetime "updated_at", :null => false
+  end
+
+  create_table "teachers", :force => true do |t|
+    t.string   "name"
+    t.string   "email"
+    t.string   "phone"
+    t.date     "birth_date"
+    t.string   "sex"
+    t.datetime "created_at", :null => false
+    t.datetime "updated_at", :null => false
+  end
+
+end

test/fixtures/registrations.yml

@@ -0,0 +1,9 @@
+# Read about fixtures at http://api.rubyonrails.org/classes/ActiveRecord/Fixtures.html
+
+one:
+  registrable: 
+  course: 
+
+two:
+  registrable: 
+  course: 

test/functional/registrations_controller_test.rb

@@ -0,0 +1,49 @@
+require 'test_helper'
+
+class RegistrationsControllerTest < ActionController::TestCase
+  setup do
+    @registration = registrations(:one)
+  end
+
+  test "should get index" do
+    get :index
+    assert_response :success
+    assert_not_nil assigns(:registrations)
+  end
+
+  test "should get new" do
+    get :new
+    assert_response :success
+  end
+
+  test "should create registration" do
+    assert_difference('Registration.count') do
+      post :create, :registration => @registration.attributes
+    end
+
+    assert_redirected_to registration_path(assigns(:registration))
+  end
+
+  test "should show registration" do
+    get :show, :id => @registration
+    assert_response :success
+  end
+
+  test "should get edit" do
+    get :edit, :id => @registration
+    assert_response :success
+  end
+
+  test "should update registration" do
+    put :update, :id => @registration, :registration => @registration.attributes
+    assert_redirected_to registration_path(assigns(:registration))
+  end
+
+  test "should destroy registration" do
+    assert_difference('Registration.count', -1) do
+      delete :destroy, :id => @registration
+    end
+
+    assert_redirected_to registrations_path
+  end
+end