remove try catch, it is catched a step above to keep the exception information;

added additional parse try with:
-payload = request.data.dict()
-payload['metadata'] = json.loads(payload['metadata']);
update metadata on update;
prohibit . in filename;

middleware/app_be/services/mongodbservice.py

@@ -60,20 +60,13 @@ class MongoDBService:
         db = instance.AIC
         col = db.metadata
 
-        try:
-            metadata['identifier'] = identifier
-            metadata['location'] = [metadata['longitude'], metadata['latitude']]
-            metadata['sha512'] = create_sha512(decoded_image)
-            col.insert_one(metadata)
-
-        except:
-            print("Could not insert Metadata")
-            return False
-
-        return True
+        metadata['identifier'] = identifier
+        metadata['location'] = [metadata['longitude'], metadata['latitude']]
+        metadata['sha512'] = create_sha512(decoded_image)
+        col.insert_one(metadata)
 
     @staticmethod
-    def updateSingle(identifier, decoded_image) -> bool:
+    def updateSingle(identifier, decoded_image, meta=None) -> bool:
         print("MongoDBService: Trying to update file with identifier " + identifier)
         instance = MongoManager.getInstance()
         db = instance.AIC
@@ -87,6 +80,8 @@ class MongoDBService:
         identifier_changed = identifier + '_' + str(metadata_orig['version'])  # Set identifier to include version
         metadata_new['version'] = str(int(metadata_new['version']) + 1)  # Increment version by one
 
+        metadata_new.update(meta)
+
         print("MongoDBService: identifier_changed: ", identifier_changed)
         col.update_one(old, {"$set": {"identifier": identifier_changed, "filename": identifier_changed + '.jpg'}})