[Zope-dev] z3c.form: Problem validating file uploads

Michael Howitz mh at gocept.com
Sun May 17 09:21:25 EDT 2009

Am 22.04.2009 um 14:48 schrieb Jacob Holm:
> Michael Howitz wrote:
>>> Anyone having an idea for a possibly working solution?
>> As I got no responsed, I'd like to put this issue into z3c.form's   
>> bugtracker. But which is the correct one?
>> https://bugs.launchpad.net/zope3/ ?
> I don't know about the right tracker for this, but I think the right  
> solution is 2) except that when widget.ignoreContext is True the  
> default value should be looked up and validated instead.  In other  
> words, change z3c.form.validator.SimpleFieldValidator.validate to  
> something like this (untested):

[snipped really good suggestion]

> Unless I am missing something, the above code should compute the  
> same value as z3c.form.widget.Widget.update would when ignoreRequest  
> is True.   Thus effectively converting NOT_CHANGED into the  
> "existing" value before validating,

Many thanks, Jacob. Your suggestion works very well. I implemented it  
on my branch and merged it to the trunk.

Yours sincerely,
Michael Howitz · mh at gocept.com · 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

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