Add more metadata options for File connector (#797)

backend/danswer/connectors/file/connector.py

@@ -12,6 +12,7 @@
 from danswer.connectors.cross_connector_utils.file_utils import load_files_from_zip
 from danswer.connectors.cross_connector_utils.file_utils import read_file
 from danswer.connectors.cross_connector_utils.file_utils import read_pdf_file
+from danswer.connectors.cross_connector_utils.time_utils import time_str_to_utc
 from danswer.connectors.file.utils import check_file_ext_is_valid
 from danswer.connectors.file.utils import get_file_ext
 from danswer.connectors.interfaces import GenerateDocumentsOutput
@@ -63,15 +64,20 @@ def _process_file(
     else:
         file_content_raw, metadata = read_file(file)
 
+    dt_str = metadata.get("doc_updated_at")
+    final_time_updated = time_str_to_utc(dt_str) if dt_str else time_updated
+
     return [
         Document(
             id=file_name,
             sections=[
-                Section(link=metadata.get("link", None), text=file_content_raw.strip())
+                Section(link=metadata.get("link"), text=file_content_raw.strip())
             ],
             source=DocumentSource.FILE,
             semantic_identifier=file_name,
-            doc_updated_at=time_updated,
+            doc_updated_at=final_time_updated,
+            primary_owners=metadata.get("primary_owners"),
+            secondary_owners=metadata.get("secondary_owners"),
             metadata={},
         )
     ]