gistfile1.rb

module GallerySlicePhotos

  def self.included(base)
    base.class_eval do
      include GallerySlicePhotos::InstanceMethods
      extend GallerySlicePhotos::DMClassMethods
    end
  end

  module DMClassMethods
    def self.extended(base)
      base.class_eval do
  property :gallery_id, Integer
      end
    end
  end

  module InstanceMethods

    def add_photos(photos)
      photos.each do |v|
        Photo.create(:file => v, :gallery_id => self.id) unless v.blank?
      end
    end

    def new_photos
      self.photos.all( :new => true )
    end

    def photos
      Photo.all( :gallery_id => self.gallery_id )
    end

  end

end