is_complete = models.NullBooleanField(_("Complete?"), help_text=_(u"True - benefit complete; False - benefit incomplete; Null - n/a"))

    class Meta:

        ordering = ["-active"]

    def __unicode__(self):

    def save(self, *args, **kwargs):

        # Validate - save() doesn't clean your model by default, so call

        # it explicitly before saving

        self.full_clean()

        self.is_complete = self._is_complete()

        """

        Return list of data field names which should be editable for

        this ``SponsorBenefit``, depending on its ``Benefit`` type.

        """

        if self.benefit.type == "file" or self.benefit.type == "weblogo":

            return ["upload"]

            return ["text"]

        return []

    def _is_complete(self):

        return self.active and \

            ((self.benefit.type in ('text', 'richtext', 'simple') and bool(self.text))