[Zope3-Users] Re: redirects in a formlib EditForm
jürgen Kartnaller
juergen at kartnaller.at
Sun Feb 26 03:15:30 EST 2006
Joel Moxley wrote:
> Hello list,
>
> I keep hearing about the wonders of formlib, so I've been trying to
> migrate one of my zcml browser:editform generated forms to formlib.
> Once I figured out how to "select(...)" fields to avoid problems with
> the "__parent__" field on my interface, this worked acceptably.
>
> After edit changes are applied, I want to redirect the user to another
> page (ultimately, to the page from which they came). Before I did
> this with a "changed" method on my edit form class, but this did not
> work when I switched to formlib.
>
> Below you can see my approach. From within my "changed" method, I
> manually call "handle_edit_action" which gives a TypeError because the
> 'Action' object is not callable. Unfortunately, without
> "handle_edit_action", the object never gets changed upon "apply".
>
> ** What is the best way to use a formlib EditForm to redirect a user
> after applying changes without fully cloning a "handle_edit_action"
> method? **
>
> Many thanks,
> Joel
>
> from zope.formlib import form
> from zope.formlib.form import action, haveInputWidgets
>
> class PitcherEditForm(form.EditForm):
>
> form_fields = form.Fields(interfaces.IPitcher).select('Last',
> 'First', 'ERA')
>
> @action(_("Apply"), condition=haveInputWidgets)
> def changed(self, action, data):
> #TypeError: 'Action' object is not callable
> self.handle_edit_action(action, data)
> self.request.response.redirect('../../@@overview.html')
I'm doing it this way :
def render(self):
if self.errors is None or self.errors:
return super(EditPerson, self).render()
self.request.response.redirect('..')
Jürgen
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Jürgen Kartnaller mailto:juergen_at_kartnaller.at
http://www.kartnaller.at
http://www.mcb-bregenz.at
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