Change role structure

Still needs to: change the views and create sub_roles in the dev.rake

app/models/user/user.rb

@@ -10,43 +10,10 @@ class User
   field :admin, :type => Boolean, :default => true
   field :active_role
   
-  has_many :user_attributes
-  has_many :user_roles
-  has_many :user_infos
-  
-  # Update or create the user_role records
-  def user_roles=(*attrs)
-    attrs[0].each do |roles|
-      if roles[:id].blank?
-        user_roles.build(roles)
-      else
-        user_role = user_roles.detect {|a| a.id.to_s == roles[:id].to_s }
-        user_role.update_attributes(roles)
-      end
-    end
-  end
-  
-  # Update or create the user_info records
-  def user_infos=(*attrs)
-    attrs[0].each do |infos|
-      if infos[:id].blank?
-        user_infos.build(infos)
-      else
-        user_info = user_infos.detect {|a| a.id.to_s == infos[:id].to_s }
-        user_info.update_attributes(infos)
-      end
-    end
-  end
-  
-  # Get an user_info from model key
-  def get_info_from_model_key(key)
-    self.user_infos.detect {|a| a.key.to_s == key.to_s }
-  end
-  
-  # Get an user_role from model key
-  def get_role_from_model_key(key)
-    self.user_roles.detect {|a| a.key.to_s == key.to_s }
-  end
+  has_many :attribute_values, :autosave => true, :dependent => :destroy
+  belongs_to :role
+  belongs_to :sub_role
+  accepts_nested_attributes_for :attribute_values, :allow_destroy => true
   
   def name
     infos = self.user_infos.detect {|info| info.key.to_s.eql?('profile') }