Merge pull request #1283 from libris/feature/lxl-4187

Add a cleanup script.

whelktool/scripts/cleanups/2023/08/lxl-4187-move-intendedAudience.groovy

@@ -0,0 +1,50 @@
+String where = "collection = 'bib' and data#>>'{@graph,1,intendedAudience}' is not null"
+
+selectBySqlWhere(where) { instance ->
+    String type = instance.graph[1]["@type"]
+    if (! instance.whelk.jsonld.isSubClassOf(type, "Instance") )
+        return
+
+    // instance-intendedAudiences are pre-verified to all be lists
+    boolean instanceChanged = instance.graph[1].intendedAudience.removeAll { intendedAudience ->
+        Map work = instance.graph[1].instanceOf
+        if (work == null) // So much wierd data
+            return false
+        if (work.size() == 1 && work["@id"] != null) { // A linked work
+            boolean workChanged = false
+            selectByIds([work["@id"]]) { linkedWork ->
+                workChanged = addIntendedAudienceToWork(intendedAudience, linkedWork.graph[1])
+                if (workChanged) {
+                    //System.err.println("Saving linked work with intendedAudience: " + linkedWork.graph[1].intendedAudience)
+                    // Note to self: Is this safe (potentially saving the same record several times in quick succession)?
+                    linkedWork.scheduleSave()
+                }
+            }
+            return workChanged
+        } else { // An embedded work
+            boolean workChanged = addIntendedAudienceToWork(intendedAudience, instance.graph[1].instanceOf)
+            //if (workChanged)
+            //    System.err.println("Saving instance with embedded work with intendedAudience: " + instance.graph[1].instanceOf.intendedAudience)
+            return workChanged
+        }
+    }
+
+    if (instanceChanged) {
+        instance.graph[1].remove("intendedAudience")
+        instance.scheduleSave()
+    }
+}
+
+private boolean addIntendedAudienceToWork(Map intendedAudience, Map work){
+    if (work["intendedAudience"] == null)
+        work["intendedAudience"] = []
+    if (!work["intendedAudience"] instanceof List)
+        work["intendedAudience"] = [work["intendedAudience"]]
+    List intendedAudienceList = work["intendedAudience"]
+
+    if (intendedAudienceList.contains(intendedAudience))
+        return false
+
+    intendedAudienceList.add(intendedAudience)
+    return true
+}