On 11.06.09 11:24, Maurits van Rees wrote: > Andreas Jung, on 2009-06-11: > >> Hi there, >> >> following use case: an AT-Event derived content-type contains provides >> a "create sub-event" link within its default view. Clicking on the link >> will create a new event and add the new event to a referencefield within >> the original event (standard master-slave relationship). This works fine >> with invokeFactory() and updating the related fields within a browser view. >> However I want to use portal_factory in order to avoid orphan event. Any >> idea >> how to update the referencefield of the master event after the creating >> of the >> slave event through portal_factory? >> > Register a zope 3 event handler for the sub event type and > Products.Archetypes.interfaces.IObjectInitializedEvent > > In that handler check if the parent of the object is an instance of > your AT-Event derived content-type and set the reference field. Object subscriber won't work because the events aren't nested and the parent container does not know about the original object :-)
Andreas
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