From da95e5dc7befff6fee168289d36b1e4c57de5e8e Mon Sep 17 00:00:00 2001
From: andrew <andrew@0f7b21a7-9e3a-4941-bbeb-ce5c7c368fa7>
Date: Thu, 27 Sep 2007 06:19:14 +0000
Subject: [PATCH] adding first page controller and first revision of the Page
 model. also adding unit tests for the model.

git-svn-id: http://svn.barleysodas.com/barleysodas/trunk@6 0f7b21a7-9e3a-4941-bbeb-ce5c7c368fa7
---
 app/controllers/pages_controller.rb      |  2 ++
 app/helpers/pages_helper.rb              |  2 ++
 app/models/page.rb                       | 37 ++++++++++++++++++++++++
 config/routes.rb                         |  2 ++
 db/migrate/002_create_pages.rb           | 19 ++++++++++++
 test/fixtures/pages.yml                  |  7 +++++
 test/functional/pages_controller_test.rb | 20 +++++++++++++
 test/test_helper.rb                      | 12 ++++++++
 test/unit/page_test.rb                   | 13 +++++++++
 9 files changed, 114 insertions(+)
 create mode 100644 app/controllers/pages_controller.rb
 create mode 100644 app/helpers/pages_helper.rb
 create mode 100644 app/models/page.rb
 create mode 100644 db/migrate/002_create_pages.rb
 create mode 100644 test/fixtures/pages.yml
 create mode 100644 test/functional/pages_controller_test.rb
 create mode 100644 test/unit/page_test.rb

diff --git a/app/controllers/pages_controller.rb b/app/controllers/pages_controller.rb
new file mode 100644
index 0000000..95217e1
--- /dev/null
+++ b/app/controllers/pages_controller.rb
@@ -0,0 +1,2 @@
+class PagesController < ApplicationController
+end
\ No newline at end of file
diff --git a/app/helpers/pages_helper.rb b/app/helpers/pages_helper.rb
new file mode 100644
index 0000000..2c057fd
--- /dev/null
+++ b/app/helpers/pages_helper.rb
@@ -0,0 +1,2 @@
+module PagesHelper
+end
diff --git a/app/models/page.rb b/app/models/page.rb
new file mode 100644
index 0000000..e1088fc
--- /dev/null
+++ b/app/models/page.rb
@@ -0,0 +1,37 @@
+##
+# This is a representation of a page of the wiki. My wiki is awfully simple
+# because i don't like too many features. This works and it has many different
+# associations. All of the major models has_one of these and it belongs_to
+# some kind of polymorphic owner.
+#
+# Bonuses:
+# * Uses RedCloth markup.
+# * Automatically converts/caches HTML
+# * Allows any character or space in the name
+# * Uses [[ and ]] for WikiWord representation.
+#
+class Page < ActiveRecord::Base
+  acts_as_versioned
+  
+  belongs_to :owner, :polymorphic => true
+  validates_presence_of :title
+  validates_uniqueness_of :title
+  validates_format_of :title, :with => /[A-Za-z0-9 ]/,
+    :message => 'may only contain letters, numbers and spaces'
+  before_save :update_html
+  
+  protected
+  
+  ##
+  # Updates the HTML chunk from the RedCloth source.
+  #
+  def update_html
+    # need to filter HTML first... remove <script> and chunks and the like...
+    res = RedCloth.new(self.redcloth.to_s, [ :no_span_caps ])
+    self.html = res.to_html(
+      # no link references. messes up lines starting with [[WikiWord]]
+      :block_textile_table, :block_textile_lists, :block_textile_prefix,
+      :inline_textile_image, :inline_textile_link, :inline_textile_code,
+      :inline_textile_span, :glyphs_textile)
+  end
+end
diff --git a/config/routes.rb b/config/routes.rb
index 9bbc463..f9893ec 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -1,4 +1,6 @@
 ActionController::Routing::Routes.draw do |map|
+  map.resources :pages
+
   # The priority is based upon order of creation: first created -> highest priority.
   
   # Sample of regular route:
diff --git a/db/migrate/002_create_pages.rb b/db/migrate/002_create_pages.rb
new file mode 100644
index 0000000..9a2fec1
--- /dev/null
+++ b/db/migrate/002_create_pages.rb
@@ -0,0 +1,19 @@
+class CreatePages < ActiveRecord::Migration
+  def self.up
+    create_table :pages do |t|
+      t.column :title, :string
+      t.column :redcloth, :text
+      t.column :html, :text
+      t.column :owner_id, :integer
+      t.column :owner_type, :string, :limit => 32
+      t.column :version, :integer
+    end
+    add_index :pages, :owner_id
+    Page.create_versioned_table
+  end
+
+  def self.down
+    drop_table :pages
+    Page.drop_versioned_table
+  end
+end
diff --git a/test/fixtures/pages.yml b/test/fixtures/pages.yml
new file mode 100644
index 0000000..ae4c1f9
--- /dev/null
+++ b/test/fixtures/pages.yml
@@ -0,0 +1,7 @@
+# Read about fixtures at http://ar.rubyonrails.org/classes/Fixtures.html
+one:
+  id: 1
+  title: my title page for testing
+two:
+  id: 2
+  title: my other title page
diff --git a/test/functional/pages_controller_test.rb b/test/functional/pages_controller_test.rb
new file mode 100644
index 0000000..194d466
--- /dev/null
+++ b/test/functional/pages_controller_test.rb
@@ -0,0 +1,20 @@
+require File.dirname(__FILE__) + '/../test_helper'
+require 'pages_controller'
+
+# Re-raise errors caught by the controller.
+class PagesController; def rescue_action(e) raise e end; end
+
+class PagesControllerTest < Test::Unit::TestCase
+  fixtures :pages
+
+  def setup
+    @controller = PagesController.new
+    @request    = ActionController::TestRequest.new
+    @response   = ActionController::TestResponse.new
+  end
+
+  # Replace this with your real tests.
+  def test_truth
+    assert true
+  end
+end
diff --git a/test/test_helper.rb b/test/test_helper.rb
index a299c7f..4318bad 100644
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -25,4 +25,16 @@ class Test::Unit::TestCase
   self.use_instantiated_fixtures  = false
 
   # Add more helper methods to be used by all tests here...
+  def assert_create(class_name, params = {})
+    obj = Class.class_eval(class_name).new(params)
+    assert obj.save
+  end
+
+  def assert_destroy(class_name, find = :first)
+    c = Class.class_eval(class_name)
+    obj = c.find(find)
+    obj_count = c.count
+    obj.destroy
+    assert c.count == obj_count - 1
+  end
 end
diff --git a/test/unit/page_test.rb b/test/unit/page_test.rb
new file mode 100644
index 0000000..a7ae83c
--- /dev/null
+++ b/test/unit/page_test.rb
@@ -0,0 +1,13 @@
+require File.dirname(__FILE__) + '/../test_helper'
+
+class PageTest < Test::Unit::TestCase
+  fixtures :pages
+  
+  def test_create
+    assert_create('Page', :title => 'my test page')
+  end
+  
+  def test_destroy
+    assert_destroy('Page')
+  end
+end