modified V,C,M related with layout and have bug between layout and design

app/models/design.rb

@@ -12,8 +12,9 @@ class Design
   validates_presence_of :author
 
   mount_uploader :layout, DesignFileUploader
+  mount_uploader :structure_css, DesignFileUploader
 
-  embeds_many :stylesheets
+  embeds_many :themes
   embeds_many :javascripts
   embeds_many :images
 
@@ -24,8 +25,8 @@ class Design
     self.files = (attrs << 'javascripts')
   end
   
-  def stylesheets=(*attrs)
-    self.files = (attrs << 'stylesheets')
+  def themes=(*attrs)
+    self.files = (attrs << 'themes')
   end
   
   def images=(*attrs)
@@ -52,14 +53,14 @@ class Design
   
   protected
   def del_embedded_objects
-    [self.stylesheets, self.javascripts, self.images].each do |objects|
+    [self.themes, self.javascripts, self.images].each do |objects|
       objects.each do |object|
         object.destroy
       end
      end
   end
   def procs_embedded_objects
-    [self.stylesheets, self.javascripts, self.images].each do |objects|
+    [self.themes, self.javascripts, self.images].each do |objects|
       objects.each do |object|
         if object.file.blank?
           object.to_save = false

app/models/layout.rb

@@ -1,16 +1,11 @@
-class Layout
+class Layout < DesignFile
    
-  include Mongoid::Document
-  include Mongoid::Timestamps
+  embedded_in :design
+
 
   field :name, :index => true
-  field :description
-  field :content
-  field :parent_id
-
   references_many :children, :class_name => "Item"
   has_many :layout_parts
-  belongs_to :design,:class_name=>"Design"
 
   validates_presence_of :name
   validates_format_of :name, :with => /^[0-9a-zA-Z\-_]+$/
@@ -19,5 +14,4 @@ class Layout
   def self.exist_one?
     Layout.count > 0
   end
-   
 end

app/models/page.rb

@@ -3,17 +3,17 @@ class Page < Item
   #include LayoutSupport
   
   field :content
-  field :layout_name
-  field :layout_id
+  field :design_name
+  field :design_id
   
-  validates_presence_of :layout_name, :layout_id
+  validates_presence_of :design_name, :design_id
   
-  referenced_in :layout
+  referenced_in :design
   has_many :page_parts
   
   def create_parts
-    page_layout = self.get_layout
-    page_layout.layout_parts.each do |p|
+    page_design = self.get_design
+    page_design.layout.layout_parts.each do |p|
       self.page_parts.create( :name => p.name, :i18n_variable_id => I18nVariable.create.id, :kind => 'text' ) if p['editable']
     end
   end
@@ -26,8 +26,8 @@ class Page < Item
     end
   end
   
-  def get_layout
-    Layout.find(layout_id)
+  def get_design
+    Design.find(design_id)
   end
   
   protected
@@ -35,8 +35,8 @@ class Page < Item
   def setup_default_value
     super
     
-    if self.layout_id
-      self.layout_name = get_layout.name
+    if self.design_id
+      self.design_name = get_design.title
     end
     
   end

app/models/theme.rb

@@ -0,0 +1,3 @@
+class Theme < Stylesheet
+  embedded_in :design
+end