return self.name

    def sponsors(self):

        return self.sponsor_set.filter(active=True).order_by("added")

class Sponsor(models.Model):

    applicant = models.ForeignKey(User, related_name="sponsorships", verbose_name=_("applicant"),

                                  null=True)

    name = models.CharField(_("Sponsor Name"), max_length=100)

    external_url = models.URLField(_("external URL"))

    annotation = models.TextField(_("annotation"), blank=True)

    contact_name = models.CharField(_("Contact Name"), max_length=100)

    contact_email = models.EmailField(_(u"Contact Email"))

    level = models.ForeignKey(SponsorLevel, verbose_name=_("level"))

    added = models.DateTimeField(_("added"), default=datetime.datetime.now)

    active = models.BooleanField(_("active"), default=False)

    # Denormalization (this assumes only one logo)

    sponsor_logo = models.ForeignKey("SponsorBenefit", related_name="+", null=True, blank=True,

                                     editable=False)

    def __unicode__(self):

        return self.name

    class Meta:

        verbose_name = _("sponsor")

        verbose_name_plural = _("sponsors")

    def get_absolute_url(self):

        if self.active:

            return reverse("sponsor_detail", kwargs={"pk": self.pk})

        return reverse("sponsor_list")

    @property

    def website_logo(self):

        if self.sponsor_logo is None:

            benefits = self.sponsor_benefits.filter(

                benefit__type="weblogo", upload__isnull=False)[:1]

            if benefits.count():

                if benefits[0].upload:

                    self.sponsor_logo = benefits[0]

                    self.save()

        return self.sponsor_logo.upload

    @property