add embed model

app/models/comment.rb

@@ -21,10 +21,13 @@ class Comment < ActiveRecord::Base
 
   belongs_to :commentable, :polymorphic => true
   belongs_to :profile
-
+
+  has_many :embeds, :as => :embed_owner
+
   def after_create
     feed_item = FeedItem.create(:item => self)
     ([profile] + profile.friends + profile.followers).each{ |p| p.feed_items << feed_item }
+    create_embeds
   end
 
 
@@ -36,4 +39,14 @@ def self.between_profiles profile1, profile2
         profile1.id, profile2.id, profile2.id, profile1.id]
     })
   end
+
+  private
+
+  def create_embeds
+    comment.scan(EmbeditRuby::REGEX).each do |video|
+      url = video.match(EmbeditRuby::EXTRACT_URL)[1].strip!
+      embed = embeds.create(:url => url)
+    end
+  end
+
 end

app/models/embed.rb

@@ -0,0 +1,19 @@
+class Embed < ActiveRecord::Base
+
+  validates_presence_of :html, :title, :url
+
+  belongs_to :embed_owner, :polymorphic => true
+
+  before_validation :add_information 
+
+  private
+
+  def add_information
+    embed = EmbeditRuby::Url.new(url)
+    if embed.valid? == 'true'
+      self.title = embed.title
+      self.html = embed.html
+    end
+  end
+
+end

db/migrate/20090314141851_create_embeds.rb

@@ -0,0 +1,16 @@
+class CreateEmbeds < ActiveRecord::Migration
+  def self.up
+    create_table :embeds do |t|
+      t.string :embed_owner_type
+      t.integer :embed_owner_id
+      t.string :url
+      t.string :title
+      t.text :html
+      t.timestamps
+    end
+  end
+
+  def self.down
+    drop_table :embeds
+  end
+end

test/fixtures/embeds.yml

@@ -0,0 +1,7 @@
+# Read about fixtures at http://ar.rubyonrails.org/classes/Fixtures.html
+
+# one:
+#   column: value
+#
+# two:
+#   column: value

test/unit/embed_test.rb

@@ -0,0 +1,9 @@
+require 'test_helper'
+
+class EmbedTest < ActiveSupport::TestCase
+
+  context 'An embed instance' do
+#    should_belong_to :embed_owner
+  end
+
+end