[Zope3-Users] Re: RFC 4122 UUIDs

[Philipp von Weitershausen]

Derek Richardson wrote:
>> Look at zope.intid; it should be IObjectCreatedEvent or 
>> IObjectAddedEvent.

It's zope.app.intid, btw.

> I have started coding a uuid package for Zope. zope.intid uses 
> IObjectAddedEvent; I plan to as well.

Yes.

> However, the uuid differs from the intid in that I want to store the 
> uuid on the object, rather than in a utility. This will ensure that 
> uuids travel with their objects without having to modify import/export 
> or other code. My initial idea is to use an annotation, but I'm not sure 
> this is right.

This is what annotations were made for, so yes, use annotations.

> I'll have to annotate all the content classes in the 
> system, which seems to be a *huge* zcml pain. Any advice for avoiding this?

How is there a ZCML pain? Simply register the adapter for all 
IAnnotatable objects. Typically your content objects are annotatable 
anyway because you want DublinCore stuff etc.


-- 
http://worldcookery.com -- Professional Zope documentation and training