+ def __init__(self, *args, **kwargs):
+ user = kwargs.pop('user')
+ super(DocumentTextSaveForm, self).__init__(*args, **kwargs)
+ if user and user.is_authenticated():
+ self.fields['author_name'].required = False
+ self.fields['author_email'].required = False
+
+ def clean_text(self):
+ text = self.cleaned_data['text']
+ try:
+ Document.from_string(text)
+ except ValueError as e:
+ raise ValidationError(e.message)
+ return text
+