Let page edit from can select layout

app/models/component.rb

@@ -4,5 +4,8 @@ class Component < Item
     
   key :engine_name, String
   key :layout_name, String, :required => true
-     
+  key :layout_id, String, :required => true
+  
+  belongs_to :layout
+  
 end

app/models/item.rb

@@ -44,6 +44,11 @@ class Item
     else
       self.parent_id = Item.find_by_name( self.parent_name ).id
     end
+    
+    if self.layout_name
+      self.layout_id = Layout.find_by_name( self.layout_name ).id
+    end
+    
   end
     
 end

app/models/layout.rb

@@ -3,6 +3,9 @@ class Layout
    include MongoMapper::Document
    
    key :name, String, :required => true, :index => true
+   key :description, String
    key_i18n :content, String
    
+   validates_format_of :name, :with => /^[a-zA-Z-_]+$/
+   
 end

app/models/page.rb

@@ -4,5 +4,8 @@ class Page < Item
   
   key_i18n :content, String
   key :layout_name, String, :required => true
-    
+  key :layout_id, String, :required => true
+  
+  belongs_to :layout
+  
 end