def get_external_object_queryset(self):
if not self.external_object_queryset and not self.external_object_class:
raise ImproperlyConfigured(
'View must provide either an external_object_queryset, '
'an external_object_class or a custom '
'get_external_object_queryset() method.')
queryset = self.external_object_queryset
if not queryset:
manager = ModelPermission.get_manager(
model=self.external_object_class)
queryset = manager.all()
return queryset
def get_external_object_queryset(self):
if self.external_object_queryset is not None:
queryset = self.external_object_queryset
if isinstance(queryset, QuerySet):
queryset = queryset.all()
elif self.external_object_class is not None:
manager = ModelPermission.get_manager(
model=self.external_object_class)
queryset = manager.all()
else:
raise ImproperlyConfigured(
'View `{}` must provide either an external_object_queryset, '
'an external_object_class or a custom '
'get_external_object_queryset() method.'.format(
self.__class__.__name__))
return queryset