Fix: Correctly identify metadata sets

coscine/issues#2601

src/modules/resource/utils/MetadataManagerUtil.ts

@@ -30,14 +30,21 @@ export default {
           }
         }
         const typeQueryString = "/@type=metadata";
+        const resourcesPath = "https://purl.org/coscine/resources/";
         if (graphName.indexOf(typeQueryString) !== -1) {
-          const urlEnd = graphName.substring(
+          let urlEnd = graphName.substring(
             0,
             graphName.indexOf(typeQueryString)
           );
+          urlEnd = urlEnd.substring(resourcesPath.length);
+          if (urlEnd.includes("/")) {
+            urlEnd = urlEnd.substring(urlEnd.indexOf("/") + 1);
+          }
           if (
-            urlEnd.endsWith(filterPath) ||
-            decodeURIComponent(urlEnd).endsWith(filterPath)
+            urlEnd === filterPath ||
+            decodeURIComponent(urlEnd) === filterPath ||
+            urlEnd + "/" === filterPath ||
+            decodeURIComponent(urlEnd + "/") === filterPath
           ) {
             return true;
           }