Don't assume feature has a crs field

Author: manisandro

src/server.py

@@ -492,7 +492,7 @@ def post(self, dataset):
         if 'error' not in result:
             relationValues = data_service.write_relation_values(get_identity(), result['feature']['id'], feature.get('relationValues', '{}'), request.files, translator, True)
             # Requery feature because the write_relation_values may change the feature through DB triggers
-            result = data_service.show(get_identity(), translator, dataset, result['feature']['id'], feature['crs']['properties']['name'])
+            result = data_service.show(get_identity(), translator, dataset, result['feature']['id'], feature.get('crs', {}).get('properties', {}).get('name'))
             if 'error' not in result:
                 feature = result['feature']
                 feature['relationValues'] = relationValues
@@ -543,7 +543,7 @@ def put(self, dataset, id):
         if 'error' not in result:
             relationValues = data_service.write_relation_values(get_identity(), result['feature']['id'], feature.get('relationValues', {}), request.files, translator)
             # Requery feature because the write_relation_values may change the feature through DB triggers
-            result = data_service.show(get_identity(), translator, dataset, id, feature['crs']['properties']['name'])
+            result = data_service.show(get_identity(), translator, dataset, id, feature.get('crs', {}).get('properties', {}).get('name'))
             if 'error' not in result:
                 feature = result['feature']
                 feature['relationValues'] = relationValues