From 1e08c900185dec05111fb9f158497c8b3ff634d3 Mon Sep 17 00:00:00 2001
From: Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
Date: Sun, 27 Dec 2020 02:59:43 +0100
Subject: [PATCH] XEP-0045: Add a set_subject() helper

---
 slixmpp/plugins/xep_0045/muc.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/slixmpp/plugins/xep_0045/muc.py b/slixmpp/plugins/xep_0045/muc.py
index aa1ed9e9..4220978d 100644
--- a/slixmpp/plugins/xep_0045/muc.py
+++ b/slixmpp/plugins/xep_0045/muc.py
@@ -229,6 +229,13 @@ class XEP_0045(BasePlugin):
         self.rooms[room] = {}
         self.our_nicks[room] = nick
 
+    def set_subject(self, room: JID, subject: str, *, mfrom: Optional[JID] = None):
+        """Set a room’s subject."""
+        msg = self.xmpp.make_message(room, mfrom=mfrom)
+        msg['type'] = 'groupchat'
+        msg['subject'] = subject
+        msg.send()
+
     async def destroy(self, room: JID, reason='', altroom='', *,
                       ifrom: Optional[JID] = None, **iqkwargs):
         """Destroy a room."""