Fixed: layout.file is saved when the design is created

app/models/design.rb

@@ -11,7 +11,7 @@ class Design
   validates_presence_of :title
   validates_presence_of :author
 
-  embeds_one :layout,:class_name=>Layout
+  embeds_one :layout
   mount_uploader :structure_css, DesignFileUploader
 
   embeds_many :themes
@@ -21,10 +21,6 @@ class Design
   after_save :procs_embedded_objects
   after_destroy :del_embedded_objects
  
-  def layout=(*attrs)
-    self.files = (attrs << 'layout')
-  end
- 
   def javascripts=(*attrs)
     self.files = (attrs << 'javascripts')
   end
@@ -62,14 +58,14 @@ class Design
   
   protected
   def del_embedded_objects
-    [self.layout,self.themes, self.javascripts, self.images].each do |objects|
+    [[self.layout],self.themes, self.javascripts, self.images].each do |objects|
       objects.each do |object|
         object.destroy
       end
      end
   end
   def procs_embedded_objects
-    [self.layout,self.themes, self.javascripts, self.images].each do |objects|
+    [[self.layout],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

@@ -3,14 +3,8 @@ class Layout < DesignFile
   embedded_in :design
 
   attr_reader :content
-  field :name, :index => true
-#  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 content
     self.file.read
   end

app/views/admin/designs/_form.html.erb

@@ -18,7 +18,10 @@
 <p>
 <%= f.label "layout", t('admin.layout') %>
 <%  if @design.layout.blank? %>
-    <%= f.file_field :layout %>
+		<%= fields_for 'design[layout]' do |f| %>
+		  <%= f.file_field :file %>
+			<%= f.hidden_field :to_save, :value => true %>
+		<% end %>
   <% else%>
     <%= File.basename (@design.layout.file.url)  %>
 <% end %>