+ formset_classes = getattr(form, 'form_formsets', {})
+ if request.method == 'POST':
+ formsets = {
+ prefix: formset_class(request.POST, request.FILES, prefix=prefix)
+ for prefix, formset_class in formset_classes.iteritems()}
+ if form.is_valid() and all(formset.is_valid() for formset in formsets.itervalues()):
+ form.save(request, formsets.values())
+ return redirect('contact_thanks', form_tag)
+ else:
+ formsets = {prefix: formset_class(prefix=prefix) for prefix, formset_class in formset_classes.iteritems()}
+
+ return render(
+ request, ['contact/%s/form.html' % form_tag, 'contact/form.html'],
+ {'form': form, 'formsets': formsets}
+ )