- -- | Often we need to provide a key to use as a foreign key into
- -- some container. If the instance "belongs" to some other object,
- -- then it might need to be passed a key before it can un-XML
- -- itself. For example, the XML version of 'NewsTeam' doesn't
- -- contain a message ID which is part of its database type.
- from_xml_fk :: AutoKey (Container a) -> Xml a -> a
- from_xml_fk _ = from_xml
-
-
--- | Represents the DTD filename ("SYSTEM") part of the DOCTYPE