Am 06.02.2010 um 17:43 schrieb Michael Howitz: > Hi, > > I found something strange in metadata when copying a persistent object. > > My situation is the following: > I have a container with some elements inside. I create a copy of this > container using > > zope.copypastemove.ObjectCopier(my_container).copyTo(my_container.__parent__) > > (Actually I use zope.copypastemove.interfaces.IObjectCopier(my_container) but > this calls the adapter mentioned above.) > > Side note: Is this the right way to copy an persistent object nowadays? > > This happens tho dublin core metadata then: > As zope.dublincore.timeannotators.CreatedAnnotator is subscribed to > zope.lifecycleevent.IObjectCreatedEvent it gets called as the > ObjectCopiedEvent is a subclass of ObjectCreatedEvent. The copy of the > container gets a new creation date set in its metadata. > > But zope.copypastemove.dispatchToSublocations calls the subscribers for the > sublocations using > zope.component.subscribers((sub, event), None) > > So the zope.dublincore.timeannotators.CreatedAnnotator does not get called as > it is not registered for (object, event) but only for (event,). > > This leads to a strange situation: the metadata of the copied container get > updated but not the metadata of its contents. > This behavior has not changed since version 3.4.0 which was about 2,5 years > ago. > > I think this is a long-standing bug and it should it be fixed in > zope.dublincore by registering the subscribers for (object, event)? > (Additionally or exclusively, I'm not sure.) > > Any thoughts?
As there were no replies I this bug into launchpad: https://bugs.launchpad.net/zope.copypastemove/+bug/620353 Yours sincerely, -- Michael Howitz · [email protected] · software developer gocept gmbh & co. kg · forsterstraße 29 · 06112 halle (saale) · germany http://gocept.com · tel +49 345 1229889 8 · fax +49 345 1229889 1 Zope and Plone consulting and development _______________________________________________ Zope-Dev maillist - [email protected] https://mail.zope.org/mailman/listinfo/zope-dev ** No cross posts or HTML encoding! ** (Related lists - https://mail.zope.org/mailman/listinfo/zope-announce https://mail.zope.org/mailman/listinfo/zope )
