[Zope3-Users] Re: EditForm fails in SiteManager because of containment constraint

[Hermann Himmelbauer]

Am Samstag, 7. April 2007 18:43 schrieb Christophe Combelles:
> Jürgen Kartnaller a écrit :
> > Christophe Combelles wrote:
> >> Hello,
> >>
> >> I have a regular content object which uses the formlib for its edit
> >> view. Nothing special, just like a Recipe.
> >> But I want this object to only reside in the Site Manager, because it
> >> will be used as a configurable local utility (some kind of
> >> LocalKitchenTools utility)
> >>
> >> Everything is perfect, and the EditForm works well until I want to
> >> tell this object to be only contained in the SiteManager. So I just
> >> add this statement in the interface:
> >>
> >> containers(ILocalSiteManager)
> >> or
> >> containers(ISiteManagementFolder)
> >
> > 'container' adds __parent__ as schema.Field attribute to your interface.
> > You need to omit __parent__ in your formlib form_fields definition.
>
> thanks, that's it, so I will omit only __parent__
> You had already answered while I was still writing my previous post :)
>
> Couldn't this thing be managed by the formlib itself?
> The error is not explicit and does not mention __parent__ anywhere

Yes, this was also my problem - the error message was quite cryptic and it 
took me hours to find out the reason.

A good solution would be to either making the error message more verbose, or 
to automatically omit such attributes in the formlib (which could also lead 
to other problems).

Regards,
Hermann

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