Ticket #3515: forms.diff

forms.py

@@ -169 +169 @@
                 self.clean_data[name] = value
             except ValidationError, e:
                 errors[name] = e.messages
+                # Prepend 'error' to field css class
+                css = ['error']
+                if field.widget.attrs.has_key('class'):
+                    css = css + field.widget.attrs['class'].split()
+                    if css.count('error') > 1: css.remove('error')
+                field.widget.attrs.update({'class': ' '.join(css)})
         try:
             self.clean_data = self.clean()
         except ValidationError, e: