adding basic page functionality, a default route and functional tests for the page controller

git-svn-id: http://svn.barleysodas.com/barleysodas/trunk@8 0f7b21a7-9e3a-4941-bbeb-ce5c7c368fa7

app/controllers/application.rb

@@ -1,7 +1,3 @@
-# Filters added to this controller apply to all controllers in the application.
-# Likewise, all the methods added will be available for all controllers.
-
 class ApplicationController < ActionController::Base
-  # Pick a unique cookie name to distinguish our session data from others'
   session :session_key => '_barleysodas_session_id'
 end

app/controllers/pages_controller.rb

@@ -1,2 +1,89 @@
 class PagesController < ApplicationController
-end
+  append_before_filter :fetch_page, :only => [ :show, :edit, :update, :destroy ]
+
+  # GET /pages
+  # GET /pages.xml
+  def index
+    @page = Page.find_by_title 'HomePage'
+    @page ||= Page.create :title => 'HomePage',
+      :redcloth => 'Welcome to BarleySodas!'
+
+    respond_to do |format|
+      format.html # index.rhtml
+      format.xml  { render :xml => @page.to_xml }
+    end
+  end
+
+  # GET /pages/1
+  # GET /pages/1.xml
+  def show
+    respond_to do |format|
+      format.html # show.rhtml
+      format.xml  { render :xml => @page.to_xml }
+    end
+  end
+
+  # GET /pages/new
+  def new
+    @page = Page.new
+  end
+
+  # GET /pages/1;edit
+  def edit
+  end
+
+  # POST /pages
+  # POST /pages.xml
+  def create
+    @page = Page.new params[:page]
+    respond_to do |format|
+      if @page.save
+        flash[:notice] = 'Page was successfully created.'
+        format.html { redirect_to page_url(@page) }
+        format.xml  { head :created, :location => page_url(@page) }
+      else
+        format.html { render :action => "new" }
+        format.xml  { render :xml => @page.errors.to_xml }
+      end
+    end
+  end
+
+  # PUT /pages/1
+  # PUT /pages/1.xml
+  def update
+    respond_to do |format|
+      if @page.update_attributes(params[:page])
+        flash[:notice] = 'Page was successfully updated.'
+        format.html { redirect_to page_url(@page) }
+        format.xml  { head :ok }
+      else
+        format.html { render :action => "edit" }
+        format.xml  { render :xml => @page.errors.to_xml }
+      end
+    end
+  end
+
+  # DELETE /pages/1
+  # DELETE /pages/1.xml
+  def destroy
+    @page.destroy
+
+    respond_to do |format|
+      format.html { redirect_to pages_url }
+      format.xml  { head :ok }
+    end
+  end
+
+  ##
+  # Redirects the user to a default location.
+  #
+  def default_action
+    redirect_to(pages_path)
+  end
+
+  protected
+
+  def fetch_page
+    @page = Page.find_by_title(Page.title_from_url(params[:id]))
+  end
+end

app/helpers/application_helper.rb

@@ -1,3 +1,9 @@
-# Methods added to this helper will be available to all templates in the application.
 module ApplicationHelper
+  ##
+  # Returns the title for a page. This could be a Page title or something else.
+  #
+  def page_title
+    return @page.title if @page
+    "BarleySodas :: #{controller_class_name.gsub(/Controller/, '')}"
+  end
 end

app/models/page.rb

@@ -20,6 +20,20 @@ class Page < ActiveRecord::Base
     :message => 'may only contain letters, numbers and spaces'
   before_save :update_html
   
+  ##
+  # Returns an url-friendly title for making links.
+  #
+  def title_for_url
+    self.title.gsub(/ /, '_')
+  end
+
+  ##
+  # Gets a title from an url name.
+  #
+  def self.title_from_url(title)
+    title.to_s.gsub(/_/, ' ')
+  end
+
   protected
   
   ##

app/views/pages/_page.rhtml

@@ -0,0 +1,9 @@
+<div class="page_container">
+<h1><%= @page.title -%></h1>
+<div class="page_container_content">
+<%= @page.html %>
+</div>
+<div class="page_container_controls">
+Current Version: <%= @page.version -%>
+</div>
+</div>

app/views/pages/index.rhtml

@@ -0,0 +1 @@
+<%= render :partial => 'page' -%>

config/routes.rb

@@ -17,9 +17,10 @@ ActionController::Routing::Routes.draw do |map|
 
   # Allow downloading Web Service WSDL as a file with an extension
   # instead of a file named 'wsdl'
-  map.connect ':controller/service.wsdl', :action => 'wsdl'
 
   # Install the default route as the lowest priority.
   map.connect ':controller/:action/:id.:format'
   map.connect ':controller/:action/:id'
+
+  map.connect '/', :controller => 'pages', :action => 'default_action'
 end

test/fixtures/pages.yml

@@ -5,3 +5,7 @@ one:
 two:
   id: 2
   title: my other title page
+homepage:
+  id: 3
+  title: HomePage
+  redcloth: Homepage Text

test/functional/pages_controller_test.rb

@@ -13,8 +13,45 @@ class PagesControllerTest < Test::Unit::TestCase
     @response   = ActionController::TestResponse.new
   end
 
-  # Replace this with your real tests.
-  def test_truth
-    assert true
+  def test_should_get_index
+    get :index
+    assert_response :success
+    assert assigns(:page)
+  end
+
+  def test_should_get_new
+    get :new
+    assert_response :success
+  end
+  
+  def test_should_create_page
+    old_count = Page.count
+    post :create, :page => { :title => 'TestPage' }
+    assert_equal old_count+1, Page.count
+    
+    assert_redirected_to page_path(assigns(:page))
+  end
+
+  def test_should_show_page
+    get :show, :id => 'HomePage'
+    assert_response :success
+  end
+
+  def test_should_get_edit
+    get :edit, :id => 'HomePage'
+    assert_response :success
+  end
+  
+  def test_should_update_page
+    put :update, :id => 'HomePage', :page => { :title => 'HomePage' }
+    assert_redirected_to page_path(assigns(:page))
+  end
+  
+  def test_should_destroy_page
+    old_count = Page.count
+    delete :destroy, :id => 'HomePage'
+    assert_equal old_count-1, Page.count
+    
+    assert_redirected_to pages_path
   end
 end

test/unit/page_test.rb

@@ -16,4 +16,10 @@ class PageTest < Test::Unit::TestCase
     p.save
     assert p.html !~ /ul/
   end
+
+  def test_url_titles
+    p = Page.new :title => 'Test Title'
+    assert Page.title_from_url('Test_Title') == p.title
+    assert p.title_for_url == 'Test_Title'
+  end
 end