On Thu, Nov 12, 2009 at 2:23 PM, rebus_ <[email protected]> wrote:
> You can add custom clean methods in your form:
>
> class Event (models.Model):
> start_date = models.DateField()
> end_date = models.DateField()
>
> def clean(self):
> start = self.cleaned_data.get('start_date', False)
> end = self.cleaned_data.get('end_date', False)
> if not start or not end:
> raise forms.ValidationError('message')
> if start > end:
> raise forms.ValidationError('start is greater then end')
> return self.cleaned_data
>
> This is just an example code.
>
> Using this approach validation errors will not be associated with and
> field.
> You could write clean_start_date and clean_end_date methods which
> would evaluate each field and all validation errors would be
> associated with specific field.
>
> To learn more about form validation read [1] or [2]:
>
> [1] http://docs.djangoproject.com/en/dev/ref/forms/validation/
> [2]
> http://code.djangoproject.com/browser/django/trunk/docs/ref/forms/validation.txt
>
>
Thanks! This is actually what I have done. The only problem is that I do not
always use forms to supply data (sometimes I import from CVS) and would like
to avoid doing the validation at two different points.
For the time being, I guess this will do
Cheers
Dirk
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