Closes #9623: Implement saved filters (#10801)

* Initial work on saved filters

* Return only enabled/shared filters

* Add tests

* Clean up filtering of usable SavedFilters

netbox/extras/api/views.py

@@ -1,4 +1,5 @@
 from django.contrib.contenttypes.models import ContentType
+from django.db.models import Q
 from django.http import Http404
 from django_rq.queues import get_connection
 from rest_framework import status
@@ -98,6 +99,17 @@ class ExportTemplateViewSet(NetBoxModelViewSet):
     filterset_class = filtersets.ExportTemplateFilterSet
 
 
+#
+# Saved filters
+#
+
+class SavedFilterViewSet(NetBoxModelViewSet):
+    metadata_class = ContentTypeMetadata
+    queryset = SavedFilter.objects.all()
+    serializer_class = serializers.SavedFilterSerializer
+    filterset_class = filtersets.SavedFilterFilterSet
+
+
 #
 # Tags
 #