# Hotfix #480

* (potentially) fixes a bug occuring on non multipolygon geometries processed in an api call
* simplifies casting into multipolygon
* simplifies casting into rlp srid (epsg:25832)

api/utils/serializer/serializer.py

@@ -13,7 +13,7 @@ from django.contrib.gis.geos import GEOSGeometry
 from django.core.paginator import Paginator
 from django.db.models import Q
 
-from konova.sub_settings.lanis_settings import DEFAULT_SRID_RLP
+from konova.models import Geometry
 from konova.utils.message_templates import DATA_UNSHARED
 
 
@@ -145,8 +145,8 @@ class AbstractModelAPISerializer:
         if isinstance(geojson, dict):
             geojson = json.dumps(geojson)
         geometry = geos.fromstr(geojson)
-        if geometry.srid != DEFAULT_SRID_RLP:
-            geometry.transform(DEFAULT_SRID_RLP)
+        geometry = Geometry.cast_to_rlp_srid(geometry)
+        geometry = Geometry.cast_to_multipolygon(geometry)
         return geometry
 
     def _get_obj_from_db(self, id, user):