From 605a58a864d92b874153f41a11b6a9340bacb106 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Maxime=20=E2=80=9Cpep=E2=80=9D=20Buquet?= <pep@bouah.net>
Date: Fri, 29 May 2020 17:42:49 +0200
Subject: XEP-0045: Split __init__
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Signed-off-by: Maxime “pep” Buquet <pep@bouah.net>
---
 slixmpp/plugins/xep_0045/__init__.py | 328 +---------------------------------
 slixmpp/plugins/xep_0045/muc.py      | 336 +++++++++++++++++++++++++++++++++++
 2 files changed, 340 insertions(+), 324 deletions(-)
 create mode 100644 slixmpp/plugins/xep_0045/muc.py

diff --git a/slixmpp/plugins/xep_0045/__init__.py b/slixmpp/plugins/xep_0045/__init__.py
index e3437b8f..75da0ca2 100644
--- a/slixmpp/plugins/xep_0045/__init__.py
+++ b/slixmpp/plugins/xep_0045/__init__.py
@@ -1,334 +1,14 @@
 """
     Slixmpp: The Slick XMPP Library
-    Copyright (C) 2010 Nathanael C. Fritz
+    Copyright (C) 2020 "Maxime “pep” Buquet <pep@bouah.net>"
     This file is part of Slixmpp.
 
     See the file LICENSE for copying permission.
 """
 
-import logging
-
-from slixmpp import Presence, Message
-from slixmpp.plugins import BasePlugin, register_plugin
-from slixmpp.xmlstream import register_stanza_plugin, ElementBase, JID, ET
-from slixmpp.xmlstream.handler.callback import Callback
-from slixmpp.xmlstream.matcher.xpath import MatchXPath
-from slixmpp.xmlstream.matcher.xmlmask import MatchXMLMask
-from slixmpp.exceptions import IqError, IqTimeout
+from slixmpp.plugins import register_plugin
+from slixmpp.plugins.xep_0045 import stanza
+from slixmpp.plugins.xep_0045.muc import XEP_0045
 from slixmpp.plugins.xep_0045.stanza import MUCPresence
 
-
-log = logging.getLogger(__name__)
-
-
-class XEP_0045(BasePlugin):
-
-    """
-    Implements XEP-0045 Multi-User Chat
-    """
-
-    name = 'xep_0045'
-    description = 'XEP-0045: Multi-User Chat'
-    dependencies = {'xep_0030', 'xep_0004'}
-
-    def plugin_init(self):
-        self.rooms = {}
-        self.our_nicks = {}
-        self.xep = '0045'
-        # load MUC support in presence stanzas
-        register_stanza_plugin(Presence, MUCPresence)
-        self.xmpp.register_handler(Callback('MUCPresence', MatchXMLMask("<presence xmlns='%s' />" % self.xmpp.default_ns), self.handle_groupchat_presence))
-        self.xmpp.register_handler(Callback('MUCError', MatchXMLMask("<message xmlns='%s' type='error'><error/></message>" % self.xmpp.default_ns), self.handle_groupchat_error_message))
-        self.xmpp.register_handler(Callback('MUCMessage', MatchXMLMask("<message xmlns='%s' type='groupchat'><body/></message>" % self.xmpp.default_ns), self.handle_groupchat_message))
-        self.xmpp.register_handler(Callback('MUCSubject', MatchXMLMask("<message xmlns='%s' type='groupchat'><subject/></message>" % self.xmpp.default_ns), self.handle_groupchat_subject))
-        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), self.handle_config_change))
-        self.xmpp.register_handler(Callback('MUCInvite', MatchXPath("{%s}message/{%s}x/{%s}invite" % (
-            self.xmpp.default_ns,
-            'http://jabber.org/protocol/muc#user',
-            'http://jabber.org/protocol/muc#user')), self.handle_groupchat_invite))
-
-    def plugin_end(self):
-        self.xmpp.plugin['xep_0030'].del_feature(feature='http://jabber.org/protocol/muc')
-
-    def session_bind(self, jid):
-        self.xmpp.plugin['xep_0030'].add_feature('http://jabber.org/protocol/muc')
-
-    def handle_groupchat_invite(self, inv):
-        """ Handle an invite into a muc.
-        """
-        logging.debug("MUC invite to %s from %s: %s", inv['to'], inv["from"], inv)
-        if inv['from'] not in self.rooms.keys():
-            self.xmpp.event("groupchat_invite", inv)
-
-    def handle_config_change(self, msg):
-        """Handle a MUC configuration change (with status code)."""
-        self.xmpp.event('groupchat_config_status', msg)
-        self.xmpp.event('muc::%s::config_status' % msg['from'].bare , msg)
-
-    def handle_groupchat_presence(self, pr):
-        """ Handle a presence in a muc.
-        """
-        got_offline = False
-        got_online = False
-        if pr['muc']['room'] not in self.rooms.keys():
-            return
-        self.xmpp.roster[pr['from']].ignore_updates = True
-        entry = pr['muc'].get_stanza_values()
-        entry['show'] = pr['show'] if pr['show'] in pr.showtypes else None
-        entry['status'] = pr['status']
-        entry['alt_nick'] = pr['nick']
-        if pr['type'] == 'unavailable':
-            if entry['nick'] in self.rooms[entry['room']]:
-                del self.rooms[entry['room']][entry['nick']]
-            got_offline = True
-        else:
-            if entry['nick'] not in self.rooms[entry['room']]:
-                got_online = True
-            self.rooms[entry['room']][entry['nick']] = entry
-        log.debug("MUC presence from %s/%s : %s", entry['room'],entry['nick'], entry)
-        self.xmpp.event("groupchat_presence", pr)
-        self.xmpp.event("muc::%s::presence" % entry['room'], pr)
-        if got_offline:
-            self.xmpp.event("muc::%s::got_offline" % entry['room'], pr)
-        if got_online:
-            self.xmpp.event("muc::%s::got_online" % entry['room'], pr)
-
-    def handle_groupchat_message(self, msg: Message) -> None:
-        """ Handle a message event in a muc.
-        """
-        self.xmpp.event('groupchat_message', msg)
-        self.xmpp.event("muc::%s::message" % msg['from'].bare, msg)
-
-    def handle_groupchat_error_message(self, msg):
-        """ Handle a message error event in a muc.
-        """
-        self.xmpp.event('groupchat_message_error', msg)
-        self.xmpp.event("muc::%s::message_error" % msg['from'].bare, msg)
-
-
-
-    def handle_groupchat_subject(self, msg: Message) -> None:
-        """ Handle a message coming from a muc indicating
-        a change of subject (or announcing it when joining the room)
-        """
-        # See poezio#3452. A message containing subject _and_ (body or thread)
-        # is not a subject change.
-        if msg['body'] or msg['thread']:
-            return None
-        self.xmpp.event('groupchat_subject', msg)
-
-    def jid_in_room(self, room, jid):
-        for nick in self.rooms[room]:
-            entry = self.rooms[room][nick]
-            if entry is not None and entry['jid'].full == jid:
-                return True
-        return False
-
-    def get_nick(self, room, jid):
-        for nick in self.rooms[room]:
-            entry = self.rooms[room][nick]
-            if entry is not None and entry['jid'].full == jid:
-                return nick
-
-    def configure_room(self, room, form=None, ifrom=None):
-        if form is None:
-            form = self.get_room_config(room, ifrom=ifrom)
-        iq = self.xmpp.make_iq_set()
-        iq['to'] = room
-        if ifrom is not None:
-            iq['from'] = ifrom
-        query = ET.Element('{http://jabber.org/protocol/muc#owner}query')
-        form['type'] = 'submit'
-        query.append(form)
-        iq.append(query)
-        # For now, swallow errors to preserve existing API
-        try:
-            result = iq.send()
-        except IqError:
-            return False
-        except IqTimeout:
-            return False
-        return True
-
-    def join_muc(self, room, nick, maxhistory="0", password='', wait=False, pstatus=None, pshow=None, pfrom=None):
-        """ Join the specified room, requesting 'maxhistory' lines of history.
-        """
-        stanza = self.xmpp.make_presence(pto="%s/%s" % (room, nick), pstatus=pstatus, pshow=pshow, pfrom=pfrom)
-        x = ET.Element('{http://jabber.org/protocol/muc}x')
-        if password:
-            passelement = ET.Element('{http://jabber.org/protocol/muc}password')
-            passelement.text = password
-            x.append(passelement)
-        if maxhistory:
-            history = ET.Element('{http://jabber.org/protocol/muc}history')
-            if maxhistory ==  "0":
-                history.attrib['maxchars'] = maxhistory
-            else:
-                history.attrib['maxstanzas'] = maxhistory
-            x.append(history)
-        stanza.append(x)
-        if not wait:
-            self.xmpp.send(stanza)
-        else:
-            #wait for our own room presence back
-            expect = ET.Element("{%s}presence" % self.xmpp.default_ns, {'from':"%s/%s" % (room, nick)})
-            self.xmpp.send(stanza, expect)
-        self.rooms[room] = {}
-        self.our_nicks[room] = nick
-
-    def destroy(self, room, reason='', altroom = '', ifrom=None):
-        iq = self.xmpp.make_iq_set()
-        if ifrom is not None:
-            iq['from'] = ifrom
-        iq['to'] = room
-        query = ET.Element('{http://jabber.org/protocol/muc#owner}query')
-        destroy = ET.Element('{http://jabber.org/protocol/muc#owner}destroy')
-        if altroom:
-            destroy.attrib['jid'] = altroom
-        xreason = ET.Element('{http://jabber.org/protocol/muc#owner}reason')
-        xreason.text = reason
-        destroy.append(xreason)
-        query.append(destroy)
-        iq.append(query)
-        # For now, swallow errors to preserve existing API
-        try:
-            r = iq.send()
-        except IqError:
-            return False
-        except IqTimeout:
-            return False
-        return True
-
-    def set_affiliation(self, room, jid=None, nick=None, affiliation='member', ifrom=None):
-        """ Change room affiliation."""
-        if affiliation not in ('outcast', 'member', 'admin', 'owner', 'none'):
-            raise TypeError
-        query = ET.Element('{http://jabber.org/protocol/muc#admin}query')
-        if nick is not None:
-            item = ET.Element('{http://jabber.org/protocol/muc#admin}item', {'affiliation':affiliation, 'nick':nick})
-        else:
-            item = ET.Element('{http://jabber.org/protocol/muc#admin}item', {'affiliation':affiliation, 'jid':jid})
-        query.append(item)
-        iq = self.xmpp.make_iq_set(query)
-        iq['to'] = room
-        iq['from'] = ifrom
-        # For now, swallow errors to preserve existing API
-        try:
-            result = iq.send()
-        except IqError:
-            return False
-        except IqTimeout:
-            return False
-        return True
-
-    def set_role(self, room, nick, role):
-        """ Change role property of a nick in a room.
-            Typically, roles are temporary (they last only as long as you are in the
-            room), whereas affiliations are permanent (they last across groupchat
-            sessions).
-        """
-        if role not in ('moderator', 'participant', 'visitor', 'none'):
-            raise TypeError
-        query = ET.Element('{http://jabber.org/protocol/muc#admin}query')
-        item = ET.Element('item', {'role':role, 'nick':nick})
-        query.append(item)
-        iq = self.xmpp.make_iq_set(query)
-        iq['to'] = room
-        result = iq.send()
-        if result is False or result['type'] != 'result':
-            raise ValueError
-        return True
-
-    def invite(self, room, jid, reason='', mfrom=''):
-        """ Invite a jid to a room."""
-        msg = self.xmpp.make_message(room)
-        msg['from'] = mfrom
-        x = ET.Element('{http://jabber.org/protocol/muc#user}x')
-        invite = ET.Element('{http://jabber.org/protocol/muc#user}invite', {'to': jid})
-        if reason:
-            rxml = ET.Element('{http://jabber.org/protocol/muc#user}reason')
-            rxml.text = reason
-            invite.append(rxml)
-        x.append(invite)
-        msg.append(x)
-        self.xmpp.send(msg)
-
-    def leave_muc(self, room, nick, msg='', pfrom=None):
-        """ Leave the specified room.
-        """
-        if msg:
-            self.xmpp.send_presence(pshow='unavailable', pto="%s/%s" % (room, nick), pstatus=msg, pfrom=pfrom)
-        else:
-            self.xmpp.send_presence(pshow='unavailable', pto="%s/%s" % (room, nick), pfrom=pfrom)
-        del self.rooms[room]
-
-    def get_room_config(self, room, ifrom=''):
-        iq = self.xmpp.make_iq_get('http://jabber.org/protocol/muc#owner')
-        iq['to'] = room
-        iq['from'] = ifrom
-        # For now, swallow errors to preserve existing API
-        try:
-            result = iq.send()
-        except IqError:
-            raise ValueError
-        except IqTimeout:
-            raise ValueError
-        form = result.xml.find('{http://jabber.org/protocol/muc#owner}query/{jabber:x:data}x')
-        if form is None:
-            raise ValueError
-        return self.xmpp.plugin['xep_0004'].build_form(form)
-
-    def cancel_config(self, room, ifrom=None):
-        query = ET.Element('{http://jabber.org/protocol/muc#owner}query')
-        x = ET.Element('{jabber:x:data}x', type='cancel')
-        query.append(x)
-        iq = self.xmpp.make_iq_set(query)
-        iq['to'] = room
-        iq['from'] = ifrom
-        iq.send()
-
-    def set_room_config(self, room, config, ifrom=''):
-        query = ET.Element('{http://jabber.org/protocol/muc#owner}query')
-        config['type'] = 'submit'
-        query.append(config)
-        iq = self.xmpp.make_iq_set(query)
-        iq['to'] = room
-        iq['from'] = ifrom
-        iq.send()
-
-    def get_joined_rooms(self):
-        return self.rooms.keys()
-
-    def get_our_jid_in_room(self, room_jid):
-        """ Return the jid we're using in a room.
-        """
-        return "%s/%s" % (room_jid, self.our_nicks[room_jid])
-
-    def get_jid_property(self, room, nick, jid_property):
-        """ Get the property of a nick in a room, such as its 'jid' or 'affiliation'
-            If not found, return None.
-        """
-        if room in self.rooms and nick in self.rooms[room] and jid_property in self.rooms[room][nick]:
-            return self.rooms[room][nick][jid_property]
-        else:
-            return None
-
-    def get_roster(self, room):
-        """ Get the list of nicks in a room.
-        """
-        if room not in self.rooms.keys():
-            return None
-        return self.rooms[room].keys()
-
-    def get_users_by_affiliation(cls, room, affiliation='member', ifrom=None):
-        if affiliation not in ('outcast', 'member', 'admin', 'owner', 'none'):
-            raise TypeError
-        query = ET.Element('{http://jabber.org/protocol/muc#admin}query')
-        item = ET.Element('{http://jabber.org/protocol/muc#admin}item', {'affiliation': affiliation})
-        query.append(item)
-        iq = cls.xmpp.Iq(sto=room, sfrom=ifrom, stype='get')
-        iq.append(query)
-        return iq.send()
-
-
 register_plugin(XEP_0045)
diff --git a/slixmpp/plugins/xep_0045/muc.py b/slixmpp/plugins/xep_0045/muc.py
new file mode 100644
index 00000000..c85779d1
--- /dev/null
+++ b/slixmpp/plugins/xep_0045/muc.py
@@ -0,0 +1,336 @@
+"""
+    Slixmpp: The Slick XMPP Library
+    Copyright (C) 2010 Nathanael C. Fritz
+    Copyright (C) 2020 "Maxime “pep” Buquet <pep@bouah.net>"
+    This file is part of Slixmpp.
+
+    See the file LICENSE for copying permission.
+"""
+from __future__ import with_statement
+
+import logging
+
+from slixmpp import Presence, Message
+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.xmlmask import MatchXMLMask
+from slixmpp.exceptions import IqError, IqTimeout
+
+from slixmpp.plugins.xep_0045 import stanza
+from slixmpp.plugins.xep_0045.stanza import MUCPresence
+
+
+log = logging.getLogger(__name__)
+
+
+class XEP_0045(BasePlugin):
+
+    """
+    Implements XEP-0045 Multi-User Chat
+    """
+
+    name = 'xep_0045'
+    description = 'XEP-0045: Multi-User Chat'
+    dependencies = {'xep_0030', 'xep_0004'}
+    stanza = stanza
+
+    def plugin_init(self):
+        self.rooms = {}
+        self.our_nicks = {}
+        self.xep = '0045'
+        # load MUC support in presence stanzas
+        register_stanza_plugin(Presence, MUCPresence)
+        self.xmpp.register_handler(Callback('MUCPresence', MatchXMLMask("<presence xmlns='%s' />" % self.xmpp.default_ns), self.handle_groupchat_presence))
+        self.xmpp.register_handler(Callback('MUCError', MatchXMLMask("<message xmlns='%s' type='error'><error/></message>" % self.xmpp.default_ns), self.handle_groupchat_error_message))
+        self.xmpp.register_handler(Callback('MUCMessage', MatchXMLMask("<message xmlns='%s' type='groupchat'><body/></message>" % self.xmpp.default_ns), self.handle_groupchat_message))
+        self.xmpp.register_handler(Callback('MUCSubject', MatchXMLMask("<message xmlns='%s' type='groupchat'><subject/></message>" % self.xmpp.default_ns), self.handle_groupchat_subject))
+        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), self.handle_config_change))
+        self.xmpp.register_handler(Callback('MUCInvite', MatchXPath("{%s}message/{%s}x/{%s}invite" % (
+            self.xmpp.default_ns,
+            stanza.NS_USER,
+            stanza.NS_USER)), self.handle_groupchat_invite))
+
+    def plugin_end(self):
+        self.xmpp.plugin['xep_0030'].del_feature(feature=stanza.NS)
+
+    def session_bind(self, jid):
+        self.xmpp.plugin['xep_0030'].add_feature(stanza.NS)
+
+    def handle_groupchat_invite(self, inv):
+        """ Handle an invite into a muc.
+        """
+        logging.debug("MUC invite to %s from %s: %s", inv['to'], inv["from"], inv)
+        if inv['from'] not in self.rooms.keys():
+            self.xmpp.event("groupchat_invite", inv)
+
+    def handle_config_change(self, msg):
+        """Handle a MUC configuration change (with status code)."""
+        self.xmpp.event('groupchat_config_status', msg)
+        self.xmpp.event('muc::%s::config_status' % msg['from'].bare , msg)
+
+    def handle_groupchat_presence(self, pr):
+        """ Handle a presence in a muc.
+        """
+        got_offline = False
+        got_online = False
+        if pr['muc']['room'] not in self.rooms.keys():
+            return
+        self.xmpp.roster[pr['from']].ignore_updates = True
+        entry = pr['muc'].get_stanza_values()
+        entry['show'] = pr['show'] if pr['show'] in pr.showtypes else None
+        entry['status'] = pr['status']
+        entry['alt_nick'] = pr['nick']
+        if pr['type'] == 'unavailable':
+            if entry['nick'] in self.rooms[entry['room']]:
+                del self.rooms[entry['room']][entry['nick']]
+            got_offline = True
+        else:
+            if entry['nick'] not in self.rooms[entry['room']]:
+                got_online = True
+            self.rooms[entry['room']][entry['nick']] = entry
+        log.debug("MUC presence from %s/%s : %s", entry['room'],entry['nick'], entry)
+        self.xmpp.event("groupchat_presence", pr)
+        self.xmpp.event("muc::%s::presence" % entry['room'], pr)
+        if got_offline:
+            self.xmpp.event("muc::%s::got_offline" % entry['room'], pr)
+        if got_online:
+            self.xmpp.event("muc::%s::got_online" % entry['room'], pr)
+
+    def handle_groupchat_message(self, msg: Message) -> None:
+        """ Handle a message event in a muc.
+        """
+        self.xmpp.event('groupchat_message', msg)
+        self.xmpp.event("muc::%s::message" % msg['from'].bare, msg)
+
+    def handle_groupchat_error_message(self, msg):
+        """ Handle a message error event in a muc.
+        """
+        self.xmpp.event('groupchat_message_error', msg)
+        self.xmpp.event("muc::%s::message_error" % msg['from'].bare, msg)
+
+
+
+    def handle_groupchat_subject(self, msg: Message) -> None:
+        """ Handle a message coming from a muc indicating
+        a change of subject (or announcing it when joining the room)
+        """
+        # See poezio#3452. A message containing subject _and_ (body or thread)
+        # is not a subject change.
+        if msg['body'] or msg['thread']:
+            return None
+        self.xmpp.event('groupchat_subject', msg)
+
+    def jid_in_room(self, room, jid):
+        for nick in self.rooms[room]:
+            entry = self.rooms[room][nick]
+            if entry is not None and entry['jid'].full == jid:
+                return True
+        return False
+
+    def get_nick(self, room, jid):
+        for nick in self.rooms[room]:
+            entry = self.rooms[room][nick]
+            if entry is not None and entry['jid'].full == jid:
+                return nick
+
+    def configure_room(self, room, form=None, ifrom=None):
+        if form is None:
+            form = self.get_room_config(room, ifrom=ifrom)
+        iq = self.xmpp.make_iq_set()
+        iq['to'] = room
+        if ifrom is not None:
+            iq['from'] = ifrom
+        query = ET.Element('{http://jabber.org/protocol/muc#owner}query')
+        form['type'] = 'submit'
+        query.append(form)
+        iq.append(query)
+        # For now, swallow errors to preserve existing API
+        try:
+            result = iq.send()
+        except IqError:
+            return False
+        except IqTimeout:
+            return False
+        return True
+
+    def join_muc(self, room, nick, maxhistory="0", password='', wait=False, pstatus=None, pshow=None, pfrom=None):
+        """ Join the specified room, requesting 'maxhistory' lines of history.
+        """
+        stanza = self.xmpp.make_presence(pto="%s/%s" % (room, nick), pstatus=pstatus, pshow=pshow, pfrom=pfrom)
+        x = ET.Element('{http://jabber.org/protocol/muc}x')
+        if password:
+            passelement = ET.Element('{http://jabber.org/protocol/muc}password')
+            passelement.text = password
+            x.append(passelement)
+        if maxhistory:
+            history = ET.Element('{http://jabber.org/protocol/muc}history')
+            if maxhistory ==  "0":
+                history.attrib['maxchars'] = maxhistory
+            else:
+                history.attrib['maxstanzas'] = maxhistory
+            x.append(history)
+        stanza.append(x)
+        if not wait:
+            self.xmpp.send(stanza)
+        else:
+            #wait for our own room presence back
+            expect = ET.Element("{%s}presence" % self.xmpp.default_ns, {'from':"%s/%s" % (room, nick)})
+            self.xmpp.send(stanza, expect)
+        self.rooms[room] = {}
+        self.our_nicks[room] = nick
+
+    def destroy(self, room, reason='', altroom = '', ifrom=None):
+        iq = self.xmpp.make_iq_set()
+        if ifrom is not None:
+            iq['from'] = ifrom
+        iq['to'] = room
+        query = ET.Element('{http://jabber.org/protocol/muc#owner}query')
+        destroy = ET.Element('{http://jabber.org/protocol/muc#owner}destroy')
+        if altroom:
+            destroy.attrib['jid'] = altroom
+        xreason = ET.Element('{http://jabber.org/protocol/muc#owner}reason')
+        xreason.text = reason
+        destroy.append(xreason)
+        query.append(destroy)
+        iq.append(query)
+        # For now, swallow errors to preserve existing API
+        try:
+            r = iq.send()
+        except IqError:
+            return False
+        except IqTimeout:
+            return False
+        return True
+
+    def set_affiliation(self, room, jid=None, nick=None, affiliation='member', ifrom=None):
+        """ Change room affiliation."""
+        if affiliation not in ('outcast', 'member', 'admin', 'owner', 'none'):
+            raise TypeError
+        query = ET.Element('{http://jabber.org/protocol/muc#admin}query')
+        if nick is not None:
+            item = ET.Element('{http://jabber.org/protocol/muc#admin}item', {'affiliation':affiliation, 'nick':nick})
+        else:
+            item = ET.Element('{http://jabber.org/protocol/muc#admin}item', {'affiliation':affiliation, 'jid':jid})
+        query.append(item)
+        iq = self.xmpp.make_iq_set(query)
+        iq['to'] = room
+        iq['from'] = ifrom
+        # For now, swallow errors to preserve existing API
+        try:
+            result = iq.send()
+        except IqError:
+            return False
+        except IqTimeout:
+            return False
+        return True
+
+    def set_role(self, room, nick, role):
+        """ Change role property of a nick in a room.
+            Typically, roles are temporary (they last only as long as you are in the
+            room), whereas affiliations are permanent (they last across groupchat
+            sessions).
+        """
+        if role not in ('moderator', 'participant', 'visitor', 'none'):
+            raise TypeError
+        query = ET.Element('{http://jabber.org/protocol/muc#admin}query')
+        item = ET.Element('item', {'role':role, 'nick':nick})
+        query.append(item)
+        iq = self.xmpp.make_iq_set(query)
+        iq['to'] = room
+        result = iq.send()
+        if result is False or result['type'] != 'result':
+            raise ValueError
+        return True
+
+    def invite(self, room, jid, reason='', mfrom=''):
+        """ Invite a jid to a room."""
+        msg = self.xmpp.make_message(room)
+        msg['from'] = mfrom
+        x = ET.Element('{http://jabber.org/protocol/muc#user}x')
+        invite = ET.Element('{http://jabber.org/protocol/muc#user}invite', {'to': jid})
+        if reason:
+            rxml = ET.Element('{http://jabber.org/protocol/muc#user}reason')
+            rxml.text = reason
+            invite.append(rxml)
+        x.append(invite)
+        msg.append(x)
+        self.xmpp.send(msg)
+
+    def leave_muc(self, room, nick, msg='', pfrom=None):
+        """ Leave the specified room.
+        """
+        if msg:
+            self.xmpp.send_presence(pshow='unavailable', pto="%s/%s" % (room, nick), pstatus=msg, pfrom=pfrom)
+        else:
+            self.xmpp.send_presence(pshow='unavailable', pto="%s/%s" % (room, nick), pfrom=pfrom)
+        del self.rooms[room]
+
+    def get_room_config(self, room, ifrom=''):
+        iq = self.xmpp.make_iq_get('http://jabber.org/protocol/muc#owner')
+        iq['to'] = room
+        iq['from'] = ifrom
+        # For now, swallow errors to preserve existing API
+        try:
+            result = iq.send()
+        except IqError:
+            raise ValueError
+        except IqTimeout:
+            raise ValueError
+        form = result.xml.find('{http://jabber.org/protocol/muc#owner}query/{jabber:x:data}x')
+        if form is None:
+            raise ValueError
+        return self.xmpp.plugin['xep_0004'].build_form(form)
+
+    def cancel_config(self, room, ifrom=None):
+        query = ET.Element('{http://jabber.org/protocol/muc#owner}query')
+        x = ET.Element('{jabber:x:data}x', type='cancel')
+        query.append(x)
+        iq = self.xmpp.make_iq_set(query)
+        iq['to'] = room
+        iq['from'] = ifrom
+        iq.send()
+
+    def set_room_config(self, room, config, ifrom=''):
+        query = ET.Element('{http://jabber.org/protocol/muc#owner}query')
+        config['type'] = 'submit'
+        query.append(config)
+        iq = self.xmpp.make_iq_set(query)
+        iq['to'] = room
+        iq['from'] = ifrom
+        iq.send()
+
+    def get_joined_rooms(self):
+        return self.rooms.keys()
+
+    def get_our_jid_in_room(self, room_jid):
+        """ Return the jid we're using in a room.
+        """
+        return "%s/%s" % (room_jid, self.our_nicks[room_jid])
+
+    def get_jid_property(self, room, nick, jid_property):
+        """ Get the property of a nick in a room, such as its 'jid' or 'affiliation'
+            If not found, return None.
+        """
+        if room in self.rooms and nick in self.rooms[room] and jid_property in self.rooms[room][nick]:
+            return self.rooms[room][nick][jid_property]
+        else:
+            return None
+
+    def get_roster(self, room):
+        """ Get the list of nicks in a room.
+        """
+        if room not in self.rooms.keys():
+            return None
+        return self.rooms[room].keys()
+
+    def get_users_by_affiliation(cls, room, affiliation='member', ifrom=None):
+        if affiliation not in ('outcast', 'member', 'admin', 'owner', 'none'):
+            raise TypeError
+        query = ET.Element('{http://jabber.org/protocol/muc#admin}query')
+        item = ET.Element('{http://jabber.org/protocol/muc#admin}item', {'affiliation': affiliation})
+        query.append(item)
+        iq = cls.xmpp.Iq(sto=room, sfrom=ifrom, stype='get')
+        iq.append(query)
+        return iq.send()
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