whit wrote: > sorry for the cross post, but I know there are a number of other > reference engines out there and I would like to get input as we look > at moving the AT ref engine being a component. > > here is a rough list of steps: > > 1) move current storage of references to use IAnnotations for new > content / reference classes. Create a layer of indirection, making > reference storage a configurable option. > > 2) refactor UID storage to use IAnnotations > > 3) implement IReferenceable to replace Referenceable mixin, implement > IReference to coexist with Reference class > > 4) allow for configuration of references as z3 content classes > > 5) deprecate add / delete hooks, replace with event subscribers > > 6) convert reference_catalog and uid_catalog to z3 local utilities > > 7) extend reference_catalog to allow for query by interface. Deprecate > query by reference class. > > 8) deprecate direct access to IReferenceable > > For this to be truly effective, all calls to the methods currently > provided by IReferenceable would need to go through an adapter ie:: > >>>> MyATObj.getRefs() > > becomes:: > >>>> IReferenceable(MyATObj).getRefs() > > > After implementing 1-8, storage, utilities, how references are accessed, > hook behavior and what classes are referenceable will be configurable as > components. > > the two primary access mechanisms for reference information are direct > catalog query and direct access to the at reference object. Both > cataloging refs and returning references is handled by the mixin > Referenceable. Ideally, it would be possible to make IRefereable return > objects implementing IReference from zemantic, or some other storage > capable of fully describing AT style relationships, as well as handling > the cataloging of said relationships. > > -w > > > > ------------------------------------------------------- > This SF.net email is sponsored by: Splunk Inc. Do you grep through log > files > for problems? Stop! Download the new AJAX search engine that makes > searching your log files as easy as surfing the web. DOWNLOAD SPLUNK! > http://ads.osdn.com/?ad_id=7637&alloc_id=16865&op=click
+1 on this plan - Rocky -- Rocky Burt ServerZen Software -- http://www.serverzen.com ServerZen Hosting -- http://www.serverzenhosting.net News About The Server -- http://www.serverzen.net _______________________________________________ Zope-CMF maillist - Zope-CMF@lists.zope.org http://mail.zope.org/mailman/listinfo/zope-cmf See http://collector.zope.org/CMF for bug reports and feature requests