Block post-join actions on crypto setup

Requires turt2live/matrix-bot-sdk#269
matrix-org · Nov 23, 2022 · a9e6e11 · a9e6e11
1 parent 21fa31c
commit a9e6e11
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/src/Bridge.ts b/src/Bridge.ts
@@ -905,6 +905,12 @@ export class Bridge {
             return;
         }
 
+        if (this.config.encryption) {
+            // Ensure crypto is aware of all members of this room before posting any messages,
+            // so that the bot can share room keys to all recipients first.
+            await this.as.botClient.crypto.onRoomJoin(roomId);
+        }
+
         const adminAccountData = await this.as.botIntent.underlyingClient.getSafeRoomAccountData<AdminAccountData>(
             BRIDGE_ROOM_TYPE, roomId,
         );