From de548fbccec7df25b2221a2f9b67384ff16038cf Mon Sep 17 00:00:00 2001
From: mathieui <mathieui@mathieui.net>
Date: Thu, 3 Dec 2020 22:05:47 +0100
Subject: XEP-0045: Add status_codes interface to the MUC element

---
 slixmpp/plugins/xep_0045/muc.py    | 10 +++++-----
 slixmpp/plugins/xep_0045/stanza.py | 31 ++++++++++++++++++++++++++++++-
 2 files changed, 35 insertions(+), 6 deletions(-)

diff --git a/slixmpp/plugins/xep_0045/muc.py b/slixmpp/plugins/xep_0045/muc.py
index f310c03e..d7b8f5c2 100644
--- a/slixmpp/plugins/xep_0045/muc.py
+++ b/slixmpp/plugins/xep_0045/muc.py
@@ -25,6 +25,7 @@ from slixmpp.plugins import BasePlugin
 from slixmpp.xmlstream import register_stanza_plugin, ET
 from slixmpp.xmlstream.handler.callback import Callback
 from slixmpp.xmlstream.matcher.xpath import MatchXPath
+from slixmpp.xmlstream.matcher.stanzapath import StanzaPath
 from slixmpp.xmlstream.matcher.xmlmask import MatchXMLMask
 from slixmpp.exceptions import IqError, IqTimeout
 
@@ -38,6 +39,7 @@ from slixmpp.plugins.xep_0045.stanza import (
     MUCHistory,
     MUCOwnerQuery,
     MUCOwnerDestroy,
+    MUCStatus,
 )
 
 
@@ -62,6 +64,8 @@ class XEP_0045(BasePlugin):
         self.rooms = {}
         self.our_nicks = {}
         # load MUC support in presence stanzas
+        register_stanza_plugin(MUCMessage, MUCStatus)
+        register_stanza_plugin(MUCPresence, MUCStatus)
         register_stanza_plugin(Presence, MUCPresence)
         register_stanza_plugin(Presence, MUCJoin)
         register_stanza_plugin(MUCJoin, MUCHistory)
@@ -99,11 +103,7 @@ class XEP_0045(BasePlugin):
         self.xmpp.register_handler(
             Callback(
                 'MUCConfig',
-                MatchXMLMask(
-                    "<message xmlns='%s' type='groupchat'>"
-                    "<x xmlns='http://jabber.org/protocol/muc#user'><status/></x>"
-                    "</message>" % self.xmpp.default_ns
-                ),
+                StanzaPath('message/muc/status'),
                 self.handle_config_change
         ))
         self.xmpp.register_handler(
diff --git a/slixmpp/plugins/xep_0045/stanza.py b/slixmpp/plugins/xep_0045/stanza.py
index 9756790b..337363c8 100644
--- a/slixmpp/plugins/xep_0045/stanza.py
+++ b/slixmpp/plugins/xep_0045/stanza.py
@@ -7,6 +7,7 @@
     See the file LICENSE for copying permission.
 """
 
+from typing import Iterable, Set
 import logging
 from slixmpp.xmlstream import ElementBase, ET, JID
 
@@ -23,7 +24,26 @@ class MUCBase(ElementBase):
     name = 'x'
     namespace = NS_USER
     plugin_attrib = 'muc'
-    interfaces = {'affiliation', 'role', 'jid', 'nick', 'room'}
+    interfaces = {'affiliation', 'role', 'jid', 'nick', 'room', 'status_codes'}
+
+    def get_status_codes(self) -> Set[str]:
+        status = self.xml.findall(f'{{{NS_USER}}}status')
+        return {int(status.attrib['code']) for status in status}
+
+    def set_status_codes(self, codes: Iterable[int]):
+        self.del_status_codes()
+        for code in set(codes):
+            self._add_status_code(code)
+
+    def del_status_codes(self):
+        status = self.xml.findall(f'{{{NS_USER}}}status')
+        for elem in status:
+            self.xml.remove(elem)
+
+    def _add_status_code(self, code: int):
+        status = MUCStatus()
+        status['code'] = code
+        self.append(status)
 
     def get_item_attr(self, attr, default: str):
         item = self.xml.find(f'{{{NS_USER}}}item')
@@ -196,3 +216,12 @@ class MUCAdminItem(ElementBase):
     plugin_attrib = 'item'
     interfaces = {'role', 'affiliation', 'nick', 'jid'}
 
+
+class MUCStatus(ElementBase):
+    namespace = NS_USER
+    name = 'status'
+    plugin_attrib = 'status'
+    interfaces = {'code'}
+
+    def set_code(self, code: int):
+        self.xml.attrib['code'] = str(code)
-- 
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