def get_object(self, queryset=None):
if queryset is None:
queryset = self.get_queryset()
pk = self.kwargs.get(self.pk_url_kwarg, None)
if getattr(self, 'convert_pk', False):
pk = charid.to_int(pk)
if pk is not None:
queryset = self.get_object_qs(queryset, pk)
else:
slug = self.kwargs.get(self.slug_url_kwarg, None)
if slug is not None:
slug_field = self.get_slug_field()
queryset = queryset.filter(**{slug_field: slug})
else:
raise AttributeError("Generic detail view %s must be called with "
"either an object pk or a slug."
% self.__class__.__name__)
try:
obj = queryset.get()
if not self.validate_object(obj):
raise RuntimeError('not validated')
except ObjectDoesNotExist:
raise Http404(_("No %(verbose_name)s found matching the query") %
{'verbose_name': queryset.model._meta.verbose_name})
except RuntimeError as error:
raise Http404(error)
return obj
def to_python(self, value):
try:
value = unicode(charid.to_int(value))
except:
pass
return super(CharidModelChoiceField, self).to_python(value)
