Basic functionality for discussions almost complete.

Gemfile

@@ -5,8 +5,8 @@ gemspec
 #gem 'rails', '3.1.0.rc4'
 
 # Bundle edge Rails instead:
-gem 'rails',     :git => 'git://github.com/rails/rails.git',
-                 :branch => '3-1-stable'
+#gem 'rails',     :git => 'git://github.com/rails/rails.git',
+#                 :branch => '3-1-stable'
 
 
 

Gemfile.lock

@@ -1,62 +1,42 @@
-GIT
-  remote: git://github.com/rails/rails.git
-  revision: 66610db03722d7b5aa6d8f1c8e8c569d5d2f1068
-  branch: 3-1-stable
+PATH
+  remote: .
+  specs:
+    cornerstone (0.0.1)
+      rails (>= 3.1.0.rc5)
+
+GEM
+  remote: http://rubygems.org/
   specs:
-    actionmailer (3.1.0.rc4)
-      actionpack (= 3.1.0.rc4)
+    actionmailer (3.1.0.rc5)
+      actionpack (= 3.1.0.rc5)
       mail (~> 2.3.0)
-    actionpack (3.1.0.rc4)
-      activemodel (= 3.1.0.rc4)
-      activesupport (= 3.1.0.rc4)
+    actionpack (3.1.0.rc5)
+      activemodel (= 3.1.0.rc5)
+      activesupport (= 3.1.0.rc5)
       builder (~> 3.0.0)
       erubis (~> 2.7.0)
       i18n (~> 0.6)
       rack (~> 1.3.1)
       rack-cache (~> 1.0.2)
       rack-mount (~> 0.8.1)
       rack-test (~> 0.6.0)
-      sprockets (~> 2.0.0.beta.10)
-    activemodel (3.1.0.rc4)
-      activesupport (= 3.1.0.rc4)
+      sprockets (~> 2.0.0.beta.12)
+    activemodel (3.1.0.rc5)
+      activesupport (= 3.1.0.rc5)
       bcrypt-ruby (~> 2.1.4)
       builder (~> 3.0.0)
       i18n (~> 0.6)
-    activerecord (3.1.0.rc4)
-      activemodel (= 3.1.0.rc4)
-      activesupport (= 3.1.0.rc4)
-      arel (~> 2.1.3)
+    activerecord (3.1.0.rc5)
+      activemodel (= 3.1.0.rc5)
+      activesupport (= 3.1.0.rc5)
+      arel (~> 2.1.4)
       tzinfo (~> 0.3.29)
-    activeresource (3.1.0.rc4)
-      activemodel (= 3.1.0.rc4)
-      activesupport (= 3.1.0.rc4)
-    activesupport (3.1.0.rc4)
+    activeresource (3.1.0.rc5)
+      activemodel (= 3.1.0.rc5)
+      activesupport (= 3.1.0.rc5)
+    activesupport (3.1.0.rc5)
       multi_json (~> 1.0)
-    rails (3.1.0.rc4)
-      actionmailer (= 3.1.0.rc4)
-      actionpack (= 3.1.0.rc4)
-      activerecord (= 3.1.0.rc4)
-      activeresource (= 3.1.0.rc4)
-      activesupport (= 3.1.0.rc4)
-      bundler (~> 1.0)
-      railties (= 3.1.0.rc4)
-    railties (3.1.0.rc4)
-      actionpack (= 3.1.0.rc4)
-      activesupport (= 3.1.0.rc4)
-      rack-ssl (~> 1.3.2)
-      rake (>= 0.8.7)
-      rdoc (~> 3.4)
-      thor (~> 0.14.6)
-
-PATH
-  remote: .
-  specs:
-    cornerstone (0.0.1)
-
-GEM
-  remote: http://rubygems.org/
-  specs:
-    arel (2.1.3)
+    arel (2.1.4)
     bcrypt-ruby (2.1.4)
     builder (3.0.0)
     capybara (1.0.0)
@@ -104,18 +84,36 @@ GEM
     multi_json (1.0.3)
     nokogiri (1.5.0)
     orm_adapter (0.0.5)
-    polyglot (0.3.1)
+    pickle (0.4.8)
+      cucumber (>= 0.8)
+      rake
+    polyglot (0.3.2)
     rack (1.3.1)
     rack-cache (1.0.2)
       rack (>= 0.4)
-    rack-mount (0.8.1)
+    rack-mount (0.8.2)
       rack (>= 1.0.0)
     rack-ssl (1.3.2)
       rack
     rack-test (0.6.0)
       rack (>= 1.0)
+    rails (3.1.0.rc5)
+      actionmailer (= 3.1.0.rc5)
+      actionpack (= 3.1.0.rc5)
+      activerecord (= 3.1.0.rc5)
+      activeresource (= 3.1.0.rc5)
+      activesupport (= 3.1.0.rc5)
+      bundler (~> 1.0)
+      railties (= 3.1.0.rc5)
+    railties (3.1.0.rc5)
+      actionpack (= 3.1.0.rc5)
+      activesupport (= 3.1.0.rc5)
+      rack-ssl (~> 1.3.2)
+      rake (>= 0.8.7)
+      rdoc (~> 3.4)
+      thor (~> 0.14.6)
     rake (0.9.2)
-    rdoc (3.8)
+    rdoc (3.9.2)
     rspec (2.6.0)
       rspec-core (~> 2.6.0)
       rspec-expectations (~> 2.6.0)
@@ -135,15 +133,16 @@ GEM
       ffi (>= 1.0.7)
       json_pure
       rubyzip
-    sprockets (2.0.0.beta.10)
-      hike (~> 1.0)
+    sprockets (2.0.0.beta.13)
+      hike (~> 1.2)
       rack (~> 1.0)
-      tilt (!= 1.3.0, ~> 1.1)
+      tilt (~> 1.1, != 1.3.0)
     sqlite3 (1.3.3)
     term-ansicolor (1.0.6)
     thor (0.14.6)
     tilt (1.3.2)
-    treetop (1.4.9)
+    treetop (1.4.10)
+      polyglot
       polyglot (>= 0.3.1)
     tzinfo (0.3.29)
     warden (1.0.4)
@@ -162,6 +161,6 @@ DEPENDENCIES
   database_cleaner
   devise
   factory_girl_rails
-  rails!
+  pickle
   rspec-rails
   sqlite3

README.rdoc

@@ -1,3 +1,6 @@
 = Cornerstone
 
-This project rocks and uses MIT-LICENSE.
+This project is not suitable for use just yet.  Initial migrations will be changing.
+
+This project rocks and uses MIT-LICENSE.
+

app/controllers/cornerstone/discussions_controller.rb

@@ -2,17 +2,49 @@ module Cornerstone
   class DiscussionsController < ApplicationController
     respond_to :html
 
+    # GET /cornerstone/discussions/
     def index
-      @discussions = Discussion.all
-      @user = cornerstone_user
+      @categories = Category.discussions
     end
 
     # GET /cornerstone/discussions/new
     def new
+      @categories = Category.discussions
+      @category = Category.find(params[:cat]) if params[:cat]
       @discussion = Discussion.new
+      @discussion.category_id = @category.id if @category
+      @discussion.posts.build
       respond_with(@discussion)
     end
 
+    # GET /cornerstone/discussions/:category/:id
+    def category
+      @category = Category.includes(:discussions => :posts).find(params[:category])
+      @discussions = @category.discussions
+      respond_with(@discussions, :template => "cornerstone/discussions/categorical_index")
+    end
+
+    # POST /cornerstone/discussions/
+    def create
+      @discussion = Discussion.new(params[:discussion])
+
+      # assign user if he's signed in
+      if current_cornerstone_user
+        @discussion.user = current_cornerstone_user
+        @discussion.posts.first.user = current_cornerstone_user
+      end
+
+      respond_with(@discussion.category, @discussion) do |format|
+        if @discussion.save
+          flash[:notice] = 'Discussion was successfully created.'
+          format.html {redirect_to discussion_path(@discussion.category, @discussion)}
+        else
+          @categories = Category.discussions
+          format.html {render :new}
+        end
+      end
+    end
+
   end
 end
 

app/helpers/cornerstone/discussions_helper.rb

@@ -1,4 +1,16 @@
 module Cornerstone
   module DiscussionsHelper
+
+    # Returns details and links about the latest discussion for a given category
+    def latest_discussion_details(category)
+      if discussion = category.latest_discussion
+        render :partial => 'latest_discussion', :object => discussion,
+                                                :locals => {:category => category}
+      else
+        "N/A"
+      end
+    end
+
   end
 end
+

app/models/cornerstone/category.rb

@@ -8,6 +8,8 @@ class Category < ActiveRecord::Base
     has_many :discussions
 
     # == ACCESSIBILITY == #
+    attr_accessible :name, :category_type, :description
+
     # == SCOPES == #
 
     scope :discussions, lambda { where("cornerstone_categories.category_type = 'Discussion'") }
@@ -19,10 +21,24 @@ class Category < ActiveRecord::Base
 
     validates :category_type, :inclusion => { :in => Cornerstone::Category::TYPES }
 
+    validates :description, :presence => true,
+                            :length => {:maximum => 500}
+
     # == CALLBACKS == #
     # == CLASS METHODS == #
+
     # == INSTANCE METHODS == #
 
+    # Provides the latest discussion created for this category
+    def latest_discussion
+      latest_discussions(1).first
+    end
+
+    # Provides the last 'num' discussions created for this category
+    def latest_discussions(num=nil)
+      Discussion.latest_for_category(self, num)
+    end
+
   end
 end
 

app/models/cornerstone/discussion.rb

@@ -2,31 +2,59 @@ module Cornerstone
   class Discussion < ActiveRecord::Base
 
     # == CONSTANTS == #
+    STATUS = Cornerstone::Config.discussion_statuses
 
     # == ASSOCIATIONS == #
     belongs_to :category, :counter_cache => :item_count
-    # belongs_to also established by acts_as_cornerstone_user
+    # belongs_to 'user' also established by acts_as_cornerstone_user
+
+    has_many :posts, :dependent => :destroy
+    accepts_nested_attributes_for :posts
 
     # == ACCESSIBILITY == #
-    # == SCOPES == #
+    attr_accessible :subject, :privte, :category_id, :posts_attributes
 
-    # == VALIDATIONS == #
-    validates :name, :presence => true,
-                     :length => {:maximum => 50},
-                     :if => Proc.new { |d| d.user.nil? }
+    # == SCOPES == #
+    default_scope :order => "created_at DESC",
+                  :conditions => {:privte => false}
 
-    validates :email, :format => { :with => /\A([^@\s]+)@((?:[-a-z0-9]+\.)+[a-z]{2,})\Z/i, :on => :create },
-                      :if => Proc.new { |d| d.user.nil? }
+    scope :latest_for_category, lambda { |cat, num=5|
+                                         where(:category_id => cat.id)
+                                         .limit(num) }
 
+    # == VALIDATIONS == #
     validates :subject, :presence => true,
-                        :length => {:maximum => 50}
+                        :length => { :maximum => 50 }
 
-    validates :body, :presence => true,
-                     :length => {:maximum => 3000}
+    validates :status, :inclusion => { :in => Cornerstone::Discussion::STATUS }
+
+    validates :category, :presence => true
 
     # == CALLBACKS == #
+    after_save :set_latest_discussion, :on => :create
+
     # == CLASS METHODS == #
+
     # == INSTANCE METHODS == #
+    def author
+      self.posts.first.author_name
+    end
+
+    #######
+    private
+    #######
+
+    # Update the category's latest discussion author/date
+    def set_latest_discussion
+      post = self.posts.first
+      if post
+        cat = self.category
+        cat.latest_discussion_author = post.author_name
+        cat.latest_discussion_date = Time.now.to_s(:db)
+        cat.save
+      end
+    end
+
 
   end