def clean_catalog(self):
catalog = self.cleaned_data['catalog']
if not Catalog.exists(catalog):
raise forms.ValidationError(
_(u'This catalog does not exist'))
return catalog
def clean_parent(self):
parent = self.cleaned_data['parent']
if parent and not Catalog.exists(parent):
raise forms.ValidationError(
_(u'This catalog does not exist'))
return parent
