feat(breakout-rooms): moderation of visibility

modules/xmpp/BreakoutRooms.js

@@ -7,6 +7,7 @@ const FEATURE_KEY = 'features/breakout-rooms';
 const BREAKOUT_ROOM_ACTIONS = {
     ADD: `${FEATURE_KEY}/add`,
     MOVE_TO_ROOM: `${FEATURE_KEY}/move-to-room`,
+    PUBLISH: `${FEATURE_KEY}/publish`,
     REMOVE: `${FEATURE_KEY}/remove`,
     RENAME: `${FEATURE_KEY}/rename`
 };
@@ -108,6 +109,27 @@ export default class BreakoutRooms {
         this._sendMessage(message);
     }
 
+    /**
+     * Set whether breakout rooms should be published to participants.
+     *
+     * @param {boolean} published - Whether the breakout rooms should be published.
+     */
+    publish(published = true) {
+        if (!this.isSupported() || !this.room.isModerator()) {
+            logger.error(`Cannot publish breakout rooms - supported:${this.isSupported()},
+                moderator:${this.room.isModerator()}`);
+
+            return;
+        }
+
+        const message = {
+            type: BREAKOUT_ROOM_ACTIONS.PUBLISH,
+            published
+        };
+
+        this._sendMessage(message);
+    }
+
     /**
      * Sends the given participant to the given room.
      *

modules/xmpp/xmpp.js

@@ -419,8 +419,8 @@ export default class XMPP extends Listenable {
     /**
      * Process received identities.
      * @param {Set<String>} identities The identities to process.
-     * @param {Set<String>} features The features to process, optional. If missing lobby component will be queried
-     * for more features.
+     * @param {Set<String>} features The features to process, optional. If missing lobby and breakout rooms
+     * components will be queried for more features.
      * @private
      */
     _processDiscoInfoIdentities(identities, features) {
@@ -483,6 +483,9 @@ export default class XMPP extends Listenable {
                         if (fr.endsWith('#rename')) {
                             this.breakoutRoomsFeatures.rename = true;
                         }
+                        if (fr.endsWith('#publish')) {
+                            this.breakoutRoomsFeatures.publish = true;
+                        }
                     });
                 };