Clear no longer subscribed-to Topics when draining

2020-05-20 17:27:06 +02:00
parent 20b1676590
commit fb7a3303d6
1 changed files with 5 additions and 0 deletions
@@ -291,6 +291,11 @@ public:
        for (int i = 0; i < numTriggeredTopics; i++) {
            if (triggeredTopics[i]->subs.size()) {
                triggeredTopics[numFilteredTriggeredTopics++] = triggeredTopics[i];
+            } else {
+                /* If we no longer have any subscribers, yet still keep this Topic alive (parent),
+                 * make sure to clear its potential messages. */
+                triggeredTopics[i]->messages.clear();
+                triggeredTopics[i]->triggered = false;
            }
        }
        numTriggeredTopics = numFilteredTriggeredTopics;