If no size is present for a search map, just have to insert something reasonable enough

Author: stephen-riggs

src/murfey/client/contexts/tomo_metadata.py

@@ -215,8 +215,27 @@ def post_transfer(
                 sm_data = xmltodict.parse(sm_xml.read())
 
             # This bit gets SearchMap size
-            sm_width = int(sm_data["TileSetXml"]["ImageSize"]["a:width"])
-            sm_height = int(sm_data["TileSetXml"]["ImageSize"]["a:height"])
+            try:
+                sm_width = int(sm_data["TileSetXml"]["ImageSize"]["a:width"])
+                sm_height = int(sm_data["TileSetXml"]["ImageSize"]["a:height"])
+            except KeyError:
+                logger.warning(f"Unable to find size for SearchMap {transferred_file}")
+                readout_width = int(
+                    sm_data["TileSetXml"]["AcquisitionSettings"]["a:camera"][
+                        "ReadoutArea"
+                    ]["b:width"]
+                )
+                readout_height = int(
+                    sm_data["TileSetXml"]["AcquisitionSettings"]["a:camera"][
+                        "ReadoutArea"
+                    ]["b:height"]
+                )
+                sm_width = int(
+                    8005 * readout_width / max(readout_height, readout_width)
+                )
+                sm_height = int(
+                    8005 * readout_height / max(readout_height, readout_width)
+                )
 
             sm_url = f"{str(environment.url.geturl())}{url_path_for('session_control.tomo_router', 'register_search_map', session_id=environment.murfey_session, sm_name=transferred_file.parent.name)}"
             capture_post(