copyright: add DataCite serialization

Author: kpsherva

invenio_rdm_records/resources/serializers/datacite/schema.py

@@ -553,7 +553,8 @@ def get_subjects(self, obj):
     def get_rights(self, obj):
         """Get datacite rigths."""
         rights = obj["metadata"].get("rights", [])
-        if not rights:
+        copyright = obj["metadata"].get("copyright", None)
+        if not rights and not copyright:
             return missing
 
         serialized_rights = []
@@ -570,6 +571,9 @@ def get_rights(self, obj):
             if link:
                 entry["rightsUri"] = link
             serialized_rights.append(entry)
+        if copyright:
+            serialized_rights.append({"rights": copyright,
+                                      "rightsUri": "http://rightsstatements.org/vocab/InC/1.0/"})
 
         return serialized_rights if serialized_rights else missing
 

tests/resources/serializers/test_datacite_serializer.py

@@ -108,6 +108,7 @@ def test_datacite43_serializer(running_app, full_record_to_dict):
             "title": {"en": "No rightsUri license"},
         }
     )
+    full_record_to_dict["metadata"]["copyright"] = "2025 © Author(s)"
     # for HTML stripping test purposes
     expected_data = {
         "contributors": [
@@ -224,6 +225,10 @@ def test_datacite43_serializer(running_app, full_record_to_dict):
                 "rightsUri": "https://creativecommons.org/licenses/by/4.0/legalcode",
             },
             {"rights": "No rightsUri license"},
+            {
+                "rights": "2025 © Author(s)",
+                "rightsUri": "http://rightsstatements.org/vocab/InC/1.0/",
+            },
         ],
         "schemaVersion": "http://datacite.org/schema/kernel-4",
         "sizes": ["11 pages"],