diff options
Diffstat (limited to 'rest_framework/generics.py')
| -rw-r--r-- | rest_framework/generics.py | 23 |
1 files changed, 17 insertions, 6 deletions
diff --git a/rest_framework/generics.py b/rest_framework/generics.py index 2bb23a89..05ec93d3 100644 --- a/rest_framework/generics.py +++ b/rest_framework/generics.py @@ -39,8 +39,8 @@ class GenericAPIView(views.APIView): pagination_serializer_class = api_settings.DEFAULT_PAGINATION_SERIALIZER_CLASS page_kwarg = 'page' - # The filter backend class to use for queryset filtering - filter_backend = api_settings.FILTER_BACKEND + # The filter backend classes to use for queryset filtering + filter_backends = api_settings.DEFAULT_FILTER_BACKENDS # The following attributes may be subject to change, # and should be considered private API. @@ -54,6 +54,7 @@ class GenericAPIView(views.APIView): slug_url_kwarg = 'slug' slug_field = 'slug' allow_empty = True + filter_backend = api_settings.FILTER_BACKEND def get_serializer_context(self): """ @@ -150,10 +151,20 @@ class GenericAPIView(views.APIView): method if you want to apply the configured filtering backend to the default queryset. """ - if not self.filter_backend: - return queryset - backend = self.filter_backend() - return backend.filter_queryset(self.request, queryset, self) + filter_backends = self.filter_backends or [] + if not filter_backends and self.filter_backend: + warnings.warn( + 'The `filter_backend` attribute and `FILTER_BACKEND` setting ' + 'are due to be deprecated in favor of a `filter_backends` ' + 'attribute and `DEFAULT_FILTER_BACKENDS` setting, that take ' + 'a *list* of filter backend classes.', + PendingDeprecationWarning, stacklevel=2 + ) + filter_backends = [self.filter_backend] + + for backend in filter_backends: + queryset = backend().filter_queryset(self.request, queryset, self) + return queryset ######################## ### The following methods provide default implementations |