module MongoMapper module EmbeddedDocument extend Support::DescendantAppends def self.included(model) model.class_eval do include InstanceMethods extend ClassMethods extend Plugins plugin Plugins::Associations plugin Plugins::Clone plugin Plugins::Descendants plugin Plugins::Equality plugin Plugins::Inspect plugin Plugins::Keys plugin Plugins::Logger plugin Plugins::Protected plugin Plugins::Rails plugin Plugins::Serialization plugin Plugins::Validations attr_accessor :_root_document, :_parent_document end super end module ClassMethods def embeddable? true end def embedded_in(owner_name) define_method(owner_name) { _parent_document } end end module InstanceMethods def save(options={}) if result = _root_document.try(:save, options) @new = false end result end def save!(options={}) if result = _root_document.try(:save!, options) @new = false end result end end # InstanceMethods end # EmbeddedDocument end # MongoMapper