Extension of devise RegistrationController

registration_controller.rb

require 'mmplus/mmplus_users_resolver'
class Users::RegistrationsController < Devise::RegistrationsController
  append_view_path MmplusUsersResolver.new  
  
  protected
  
  def render_with_scope(action, path=self.controller_path)
    build_nested_attributes if request.get? or resource.errors.empty?
    super
  end
  
  def build_nested_attributes
    resource.build_profile if resource.profile.nil?
    resource.build_billing_address if resource.billing_address.nil?
    resource.shipping_addresses.build if resource.shipping_addresses.empty?
  end


end