Modification of the page model

app/helpers/application_helper.rb

@@ -54,9 +54,9 @@ module ApplicationHelper
     if node
       case node._type
         when 'Page'
-          dest = admin_page_path(:id => node.id)
+          dest = admin_page_path(node)
         when 'Link'
-          dest = admin_link_path(:id => node.id)
+          dest = admin_link_path(node)
       end
       ret << "<li>"
       ret << (link_to node.name, dest)

app/models/layout.rb

@@ -1,20 +1,21 @@
 class Layout
    
-   include Mongoid::Document
+  include Mongoid::Document
   include Mongoid::Timestamps
-   
-   field :name, :index => true
-   field :description
-   field :content
-   
-   references_many :children, :class_name => "Item"
-   
-   validates_presence_of :name
-   validates_format_of :name, :with => /^[0-9a-zA-Z\-_]+$/
-   validates_uniqueness_of :name
-   
-   def self.exist_one?
-      Layout.count > 0
-   end
+
+  field :name, :index => true
+  field :description
+  field :content
+
+  references_many :children, :class_name => "Item"
+  has_many :layout_parts
+
+  validates_presence_of :name
+  validates_format_of :name, :with => /^[0-9a-zA-Z\-_]+$/
+  validates_uniqueness_of :name
+
+  def self.exist_one?
+    Layout.count > 0
+  end
    
 end

app/models/layout_part.rb

@@ -0,0 +1,11 @@
+class LayoutPart
+   
+  include Mongoid::Document
+  include Mongoid::Timestamps
+
+  field :name
+  field :content
+
+  belongs_to :layout
+
+end

app/models/page.rb

@@ -9,6 +9,7 @@ class Page < Item
   validates_presence_of :layout_name, :layout_id
   
   referenced_in :layout
+  has_many :page_parts
   
   protected
   

app/models/page_part.rb

@@ -0,0 +1,11 @@
+class PagePart
+   
+  include Mongoid::Document
+  include Mongoid::Timestamps
+
+  field :name
+  field :content
+
+  belongs_to :page
+
+end