# HG changeset patch
# User Alain Mazy <am@orthanc.team>
# Date 1739975908 -3600
# Node ID 89e2b1b7d283dd97560c136d88e3fe556b4f68b7
# Parent  1ddeb38049eaf834c1dccd4a98ff5cac65b12ae9# Parent  5547f4c0125353bb85386fc2c4d4d6c3e5973573
merge

diff -r 5547f4c01253 -r 89e2b1b7d283 OrthancServer/Sources/ResourceFinder.cpp
--- a/OrthancServer/Sources/ResourceFinder.cpp	Tue Feb 18 18:13:18 2025 +0100
+++ b/OrthancServer/Sources/ResourceFinder.cpp	Wed Feb 19 15:38:28 2025 +0100
@@ -1148,6 +1148,14 @@
           Toolbox::RemoveSets(remainingRequestedTags, metaTagsToRemove);
         }
 
+        // if SOPClassUID has been requested, we might still find it at metadata level (useful e.g. for StoneViewer)
+        std::string sopClassUidFromMetadata;
+        if (resource.GetLevel() == ResourceType_Instance &&
+            remainingRequestedTags.find(DICOM_TAG_SOP_CLASS_UID) != remainingRequestedTags.end() && 
+            resource.LookupMetadata(sopClassUidFromMetadata, ResourceType_Instance, MetadataType_Instance_SopClassUid))
+        {
+          outRequestedTags.SetValue(DICOM_TAG_SOP_CLASS_UID, sopClassUidFromMetadata, false);
+        }
 
         if (!remainingRequestedTags.empty() && 
             !DicomMap::HasOnlyComputedTags(remainingRequestedTags)) // if the only remaining tags are computed tags, it is worthless to read them from disk