feat(FC): Add function to get user metadata for list of lfns

src/DIRAC/DataManagementSystem/DB/FileCatalogDB.py

@@ -769,6 +769,23 @@ def getFileDescendents(self, lfns, depths, credDict):
         successful = res["Value"]["Successful"]
         return S_OK({"Successful": successful, "Failed": failed})
 
+    def getFileDetailsPublic(self, lfns, credDict):
+        """Return all the metadata, including user defined, for those lfns that exist.
+
+        :return: S_OK with a dictionary of LFNs to detailed information
+        """
+
+        res = self._checkPathPermissions("getFileMetadata", lfns, credDict)
+        if not res["OK"]:
+            return res
+        failed = res["Value"]["Failed"]
+
+        # if no successful, just return empty dict
+        if not res["Value"]["Successful"]:
+            return S_OK({})
+
+        return self.getFileDetails(res["Value"]["Successful"], credDict)
+
     def getFileDetails(self, lfnList, credDict):
         """Get all the metadata for the given files"""
         connection = False

src/DIRAC/DataManagementSystem/Service/FileCatalogHandler.py

@@ -261,6 +261,12 @@ def export_getFileMetadata(self, lfns):
         """Get the metadata associated to supplied lfns"""
         return self.fileCatalogDB.getFileMetadata(lfns, self.getRemoteCredentials())
 
+    types_getFileDetails = [[list, dict, str]]
+
+    def export_getFileDetails(self, lfns):
+        """Get all the metadata associated to supplied lfns, including user metadata"""
+        return self.fileCatalogDB.getFileDetailsPublic(lfns, self.getRemoteCredentials())
+
     types_getReplicas = [[list, dict, str], bool]
 
     def export_getReplicas(self, lfns, allStatus=False):