In your forum code you can add the clean_imageForm and add your cleaning code in there.
On Wed, Aug 27, 2008 at 11:39 AM, Rajesh Dhawan <[EMAIL PROTECTED]> wrote: > > Hi, > >> I have an image upload form and I want to INvalidate the form if the >> uploaded image it too big. How can I get an error message in the form >> saying the uploaded image is too big? >> >> ===Model================== >> class Image(models.Model): >> image = models.ImageField(upload_to='imageupload') >> >> ===View=================== >> if imageForm.is_valid(): >> inst = imageForm.save(commit=False) >> if inst.image.width > 640: >> #TODO: set the error message of this form to 'image is too >> big' > > It's much simpler (and more appropriate) to do this in your form > itself. Specifically, add a clean_image method to your form and check > the image dimensions there. Then raise a forms.ValidationError on the > appropriate condition. Something along these lines would be a start: > > def clean_image(self): > from django.core.files.images import get_image_dimensions > image = self.cleaned_data['image'] > w, h = get_image_dimensions(image) > if w > 640: > raise forms.ValidationError(u'That image is too wide.') > return image > > -Rajesh D > > > -- http://www.goldwatches.com/ --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Django users" group. To post to this group, send email to django-users@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/django-users?hl=en -~----------~----~----~----~------~----~------~--~---
