From 4ae0a16457260f01b9021b6f0aaa726129a730c9 Mon Sep 17 00:00:00 2001
From: James Jennett-Wheeler <james@jennett-wheeler.co.uk>
Date: Fri, 27 Oct 2023 11:03:17 +0100
Subject: [PATCH] Prevent room creator from leaving

---
 src/handlers/messages.ts | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/src/handlers/messages.ts b/src/handlers/messages.ts
index a068901..0cc3c16 100644
--- a/src/handlers/messages.ts
+++ b/src/handlers/messages.ts
@@ -144,6 +144,24 @@ export async function handle(rcMessage: RcMessage): Promise<void> {
           )
           return
         }
+        const roomCreatorId = (
+          await axios.get(`/_synapse/admin/v1/rooms/${room_id}`)
+        ).data.creator
+        if (!roomCreatorId) {
+          log.warn(
+            `Could not determine room creator for room ${room_id}, using admin credentials.`
+          )
+        }
+
+        log.warn(
+          `Room creator ${roomCreatorId}.`
+        )
+        if (roomCreatorId == matrixUser) {
+          log.warn(
+            `Room creator left room ${room_id}, skipping to prevent being unable to rejoin.`
+          )
+          return
+        }
 
         log.http(`User ${matrixUser} leaves room ${room_id}`)
         await axios.post(