Allow users to subscribe to community chat topics

Dockers/socket-broker/index.js

@@ -172,7 +172,7 @@ function createBroker(env = process.env) {
             return false;
         }
 
-        return /^(user\/[0-9a-fA-F-]{36}\/notifications|event\/[A-Za-z0-9_-]+\/ticket_statistics)$/.test(topic);
+        return /^(user\/[0-9a-fA-F-]{36}\/notifications|community\/user\/[0-9a-fA-F-]{36}|event\/[A-Za-z0-9_-]+\/ticket_statistics)$/.test(topic);
     }
 
     function normalizeSubscription(payload) {
@@ -205,6 +205,12 @@ function createBroker(env = process.env) {
             return userTopic[1] === socket.data.auth.sub;
         }
 
+        const communityUserTopic = topic.match(/^community\/user\/([^/]+)$/);
+
+        if (communityUserTopic) {
+            return communityUserTopic[1] === socket.data.auth.sub;
+        }
+
         const verifiedTopicToken = verifyToken(topicToken, 'topic');
 
         if (!verifiedTopicToken) {