Mercurial > libervia-backend
annotate src/plugins/plugin_xep_0045.py @ 568:239abc5484c9
bridge: generic plugin methods handling for frontend side in D-Bus Bridge \o/
author | Goffi <goffi@goffi.org> |
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date | Mon, 07 Jan 2013 01:01:10 +0100 |
parents | f899f6e2a9d1 |
children | ca13633d3b6b |
rev | line source |
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72 | 1 #!/usr/bin/python |
2 # -*- coding: utf-8 -*- | |
3 | |
4 """ | |
5 SAT plugin for managing xep-0045 | |
459 | 6 Copyright (C) 2009, 2010, 2011, 2012 Jérôme Poisson (goffi@goffi.org) |
72 | 7 |
8 This program is free software: you can redistribute it and/or modify | |
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9 it under the terms of the GNU Affero General Public License as published by |
72 | 10 the Free Software Foundation, either version 3 of the License, or |
11 (at your option) any later version. | |
12 | |
13 This program is distributed in the hope that it will be useful, | |
14 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
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16 GNU Affero General Public License for more details. |
72 | 17 |
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18 You should have received a copy of the GNU Affero General Public License |
72 | 19 along with this program. If not, see <http://www.gnu.org/licenses/>. |
20 """ | |
21 | |
22 from logging import debug, info, warning, error | |
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23 from twisted.internet import defer |
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24 from twisted.words.protocols.jabber import jid |
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25 |
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26 from sat.core import exceptions |
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27 |
319 | 28 import uuid |
72 | 29 |
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30 from wokkel import muc |
72 | 31 |
32 | |
33 try: | |
34 from twisted.words.protocols.xmlstream import XMPPHandler | |
35 except ImportError: | |
36 from wokkel.subprotocols import XMPPHandler | |
37 | |
38 PLUGIN_INFO = { | |
39 "name": "XEP 0045 Plugin", | |
291 | 40 "import_name": "XEP-0045", |
72 | 41 "type": "XEP", |
42 "protocols": ["XEP-0045"], | |
43 "dependencies": [], | |
44 "main": "XEP_0045", | |
45 "handler": "yes", | |
46 "description": _("""Implementation of Multi-User Chat""") | |
47 } | |
48 | |
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49 class UnknownRoom(Exception): |
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50 pass |
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51 |
72 | 52 class XEP_0045(): |
53 | |
54 def __init__(self, host): | |
55 info(_("Plugin XEP_0045 initialization")) | |
56 self.host = host | |
57 self.clients={} | |
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58 host.bridge.addMethod("joinMUC", ".plugin", in_sign='ssa{ss}s', out_sign='', method=self._join) |
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59 host.bridge.addMethod("mucNick", ".plugin", in_sign='sss', out_sign='', method=self.mucNick) |
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60 host.bridge.addMethod("mucLeave", ".plugin", in_sign='ss', out_sign='', method=self.leave) |
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61 host.bridge.addMethod("getRoomsJoined", ".plugin", in_sign='s', out_sign='a(sass)', method=self.getRoomsJoined) |
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62 host.bridge.addMethod("getRoomsSubjects", ".plugin", in_sign='s', out_sign='a(ss)', method=self.getRoomsSubjects) |
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63 host.bridge.addMethod("getUniqueRoomName", ".plugin", in_sign='s', out_sign='s', method=self.getUniqueName) |
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64 host.bridge.addSignal("roomJoined", ".plugin", signature='sasss') #args: room_jid, room_nicks, user_nick, profile |
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65 host.bridge.addSignal("roomLeft", ".plugin", signature='ss') #args: room_jid, profile |
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66 host.bridge.addSignal("roomUserJoined", ".plugin", signature='ssa{ss}s') #args: room_jid, user_nick, user_data, profile |
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67 host.bridge.addSignal("roomUserLeft", ".plugin", signature='ssa{ss}s') #args: room_jid, user_nick, user_data, profile |
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68 host.bridge.addSignal("roomUserChangedNick", ".plugin", signature='ssss') #args: room_jid, old_nick, new_nick, profile |
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69 host.bridge.addSignal("roomNewSubject", ".plugin", signature='sss') #args: room_jid, subject, profile |
72 | 70 |
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71 |
72 | 72 def __check_profile(self, profile): |
75 | 73 """check if profile is used and connected |
74 if profile known but disconnected, remove it from known profiles | |
75 @param profile: profile to check | |
76 @return: True if the profile is known and connected, else False""" | |
72 | 77 if not profile or not self.clients.has_key(profile) or not self.host.isConnected(profile): |
91 | 78 error (_('Unknown or disconnected profile (%s)') % profile) |
72 | 79 if self.clients.has_key(profile): |
80 del self.clients[profile] | |
81 return False | |
82 return True | |
83 | |
84 def __room_joined(self, room, profile): | |
85 """Called when the user is in the requested room""" | |
319 | 86 def _sendBridgeSignal(ignore=None): |
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87 self.host.bridge.roomJoined(room.roomJID.userhost(), [user.nick for user in room.roster.values()], room.nick, profile) |
319 | 88 |
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89 room_jid_s = room.roomJID.userhost() |
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90 self.host.memory.updateEntityData(room.roomJID, "type", "chatroom", profile) |
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91 self.clients[profile].joined_rooms[room_jid_s] = room |
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92 if room.locked: |
319 | 93 #FIXME: the current behaviour is to create an instant room |
94 #and send the signal only when the room is unlocked | |
95 #a proper configuration management should be done | |
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96 print "room locked !" |
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97 self.clients[profile].configure(room.roomJID, {}).addCallbacks(_sendBridgeSignal, lambda x: error(_('Error while configuring the room'))) |
319 | 98 else: |
99 _sendBridgeSignal() | |
100 return room | |
101 | |
72 | 102 |
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103 def __err_joining_room(self, failure, room_jid, nick, history_options, password, profile): |
72 | 104 """Called when something is going wrong when joining the room""" |
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105 if failure.value.condition == 'conflict': |
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106 # we have a nickname conflict, we try again with "_" suffixed to current nickname |
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107 nick += '_' |
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108 return self.clients[profile].join(room_jid, nick, history_options, password).addCallbacks(self.__room_joined, self.__err_joining_room, callbackKeywords={'profile':profile}, errbackArgs=[room_jid, nick, history_options, password, profile]) |
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109 |
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110 mess = _("Error when joining the room") |
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111 error (mess) |
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112 self.host.bridge.newAlert(mess, _("Group chat error"), "ERROR", profile) |
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113 raise failure |
72 | 114 |
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115 def getRoomsJoined(self, profile_key='@DEFAULT@'): |
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116 """Return room where user is""" |
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117 profile = self.host.memory.getProfileName(profile_key) |
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118 result = [] |
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119 if not self.__check_profile(profile): |
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120 return result |
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121 for room in self.clients[profile].joined_rooms.values(): |
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122 result.append((room.roomJID.userhost(), [user.nick for user in room.roster.values()], room.nick)) |
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123 return result |
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124 |
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125 def getRoomNick(self, room_jid_s, profile_key='@DEFAULT@'): |
93 | 126 """return nick used in room by user |
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127 @param room_jid_s: unicode room id |
93 | 128 @profile_key: profile |
129 @return: nick or empty string in case of error""" | |
130 profile = self.host.memory.getProfileName(profile_key) | |
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131 if not self.__check_profile(profile) or not self.clients[profile].joined_rooms.has_key(room_jid_s): |
93 | 132 return '' |
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133 return self.clients[profile].joined_rooms[room_jid_s].nick |
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134 |
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135 def isNickInRoom(self, room_jid, nick, profile): |
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136 """Tell if a nick is currently present in a room""" |
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137 profile = self.host.memory.getProfileName(profile) |
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138 if not self.__check_profile(profile): |
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139 raise exceptions.UnknownProfileError("Unknown or disconnected profile") |
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140 if not self.clients[profile].joined_rooms.has_key(room_jid.userhost()): |
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141 raise UnknownRoom("This room has not been joined") |
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142 return self.clients[profile].joined_rooms[room_jid.userhost()].inRoster(nick) |
93 | 143 |
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144 def getRoomsSubjects(self, profile_key='@DEFAULT@'): |
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145 """Return received subjects of rooms""" |
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146 profile = self.host.memory.getProfileName(profile_key) |
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147 if not self.__check_profile(profile): |
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148 return [] |
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149 return self.clients[profile].rec_subjects.values() |
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150 |
319 | 151 def getUniqueName(self, profile_key='@DEFAULT@'): |
152 """Return unique name for room, avoiding collision""" | |
153 #TODO: we should use #RFC-0045 10.1.4 when available here | |
154 #TODO: we should be able to select the MUC service here | |
155 return uuid.uuid1() | |
156 | |
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157 def join(self, room_jid, nick, options, profile_key='@DEFAULT@'): |
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158 def _errDeferred(exc_obj = Exception, txt='Error while joining room'): |
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159 d = defer.Deferred() |
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160 d.errback(exc_obj(txt)) |
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161 return d |
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162 |
72 | 163 profile = self.host.memory.getProfileName(profile_key) |
164 if not self.__check_profile(profile): | |
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165 return _errDeferred() |
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166 if self.clients[profile].joined_rooms.has_key(room_jid.userhost()): |
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167 warning(_('%(profile)s is already in room %(room_jid)s') % {'profile':profile, 'room_jid':room_jid.userhost()}) |
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168 return _errDeferred() |
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169 info (_("[%(profile)s] is joining room %(room)s with nick %(nick)s") % {'profile':profile,'room':room_jid.userhost(), 'nick':nick}) |
72 | 170 |
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171 history_options = options["history"] == "True" if options.has_key("history") else None |
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172 password = options["password"] if options.has_key("password") else None |
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173 |
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174 return self.clients[profile].join(room_jid, nick, history_options, password).addCallbacks(self.__room_joined, self.__err_joining_room, callbackKeywords={'profile':profile}, errbackArgs=[room_jid, nick, history_options, password, profile]) |
405
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175 |
406
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176 def _join(self, room_jid_s, nick, options={}, profile_key='@DEFAULT@'): |
319 | 177 """join method used by bridge: use the _join method, but doesn't return any deferred""" |
406
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178 profile = self.host.memory.getProfileName(profile_key) |
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179 if not self.__check_profile(profile): |
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180 return |
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181 try: |
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182 room_jid = jid.JID(room_jid_s) |
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183 except: |
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184 mess = _("Invalid room jid: %s") % room_jid_s |
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185 warning(mess) |
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186 self.host.bridge.newAlert(mess, _("Group chat error"), "ERROR", profile) |
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187 return |
407 | 188 d = self.join(room_jid, nick, options, profile) |
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189 d.addErrback(lambda x: warning(_('Error while joining room'))) #TODO: error management + signal in bridge |
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190 |
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191 def nick(self, room_jid, nick, profile_key): |
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192 profile = self.host.memory.getProfileName(profile_key) |
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193 if not self.__check_profile(profile): |
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194 raise exceptions.UnknownProfileError("Unknown or disconnected profile") |
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195 if not self.clients[profile].joined_rooms.has_key(room_jid.userhost()): |
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196 raise UnknownRoom("This room has not been joined") |
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197 return self.clients[profile].nick(room_jid, nick) |
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198 |
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199 def leave(self, room_jid, profile_key): |
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200 profile = self.host.memory.getProfileName(profile_key) |
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201 if not self.__check_profile(profile): |
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202 raise exceptions.UnknownProfileError("Unknown or disconnected profile") |
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203 if not self.clients[profile].joined_rooms.has_key(room_jid.userhost()): |
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204 raise UnknownRoom("This room has not been joined") |
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205 return self.clients[profile].leave(room_jid) |
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206 |
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207 def subject(self, room_jid, subject, profile_key): |
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208 profile = self.host.memory.getProfileName(profile_key) |
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209 if not self.__check_profile(profile): |
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210 raise exceptions.UnknownProfileError("Unknown or disconnected profile") |
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211 if not self.clients[profile].joined_rooms.has_key(room_jid.userhost()): |
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212 raise UnknownRoom("This room has not been joined") |
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213 return self.clients[profile].subject(room_jid, subject) |
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214 |
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215 def mucNick(self, room_jid_s, nick, profile_key='@DEFAULT@'): |
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216 """Change nickname in a room""" |
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217 return self.nick(jid.JID(room_jid_s), nick, profile_key) |
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218 |
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219 def mucLeave(self, room_jid_s, profile_key='@DEFAULT@'): |
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220 """Leave a room""" |
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221 return self.leave(jid.JID(room_jid_s), profile_key) |
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222 |
72 | 223 def getHandler(self, profile): |
224 self.clients[profile] = SatMUCClient(self) | |
225 return self.clients[profile] | |
226 | |
227 | |
228 class SatMUCClient (muc.MUCClient): | |
229 #implements(iwokkel.IDisco) | |
230 | |
231 def __init__(self, plugin_parent): | |
232 self.plugin_parent = plugin_parent | |
233 self.host = plugin_parent.host | |
234 muc.MUCClient.__init__(self) | |
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235 self.joined_rooms = {} #FIXME: seem to do the same thing as MUCClient's _rooms attribute, must be removed |
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236 self.rec_subjects = {} |
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237 self.__changing_nicks = set() # used to keep trace of who is changing nick, |
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238 # and to discard userJoinedRoom signal in this case |
72 | 239 print "init SatMUCClient OK" |
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240 |
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241 def subject(self, room, subject): |
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242 return muc.MUCClientProtocol.subject(self, room, subject) |
72 | 243 |
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244 def unavailableReceived(self, presence): |
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245 #XXX: we override this method to manage nickname change |
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246 #TODO: feed this back to Wokkel |
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247 """ |
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248 Unavailable presence was received. |
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249 |
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250 If this was received from a MUC room occupant JID, that occupant has |
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251 left the room. |
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252 """ |
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253 room, user = self._getRoomUser(presence) |
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254 |
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255 if room is None or user is None: |
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256 return |
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257 |
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258 room.removeUser(user) |
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259 |
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260 if muc.STATUS_CODE.NEW_NICK in presence.mucStatuses: |
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261 self.__changing_nicks.add(presence.nick) |
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262 self.userChangedNick(room, user, presence.nick) |
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263 else: |
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264 self.__changing_nicks.discard(presence.nick) |
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265 self.userLeftRoom(room, user) |
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266 |
72 | 267 def receivedGroupChat(self, room, user, body): |
268 debug('receivedGroupChat: room=%s user=%s body=%s', room, user, body) | |
269 | |
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270 def userJoinedRoom(self, room, user): |
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271 if user.nick in self.__changing_nicks: |
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272 self.__changing_nicks.remove(user.nick) |
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273 else: |
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274 debug (_("user %(nick)s has joined room (%(room_id)s)") % {'nick':user.nick, 'room_id':room.occupantJID.userhost()}) |
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275 if not self.host.trigger.point("MUC user joined", room, user, self.parent.profile): |
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276 return |
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277 user_data={'entity':user.entity.full() if user.entity else '', 'affiliation':user.affiliation, 'role':user.role} |
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278 self.host.bridge.roomUserJoined(room.roomJID.userhost(), user.nick, user_data, self.parent.profile) |
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279 |
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280 def userLeftRoom(self, room, user): |
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281 if user.nick == room.nick: |
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282 # we left the room |
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283 room_jid_s = room.roomJID.userhost() |
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284 info (_("Room [%(room)s] left (%(profile)s))") % { "room": room_jid_s, |
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285 "profile": self.parent.profile }) |
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286 self.host.memory.delEntityCache(room.roomJID, self.parent.profile) |
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287 del self.plugin_parent.clients[self.parent.profile].joined_rooms[room_jid_s] |
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288 self.host.bridge.roomLeft(room.roomJID.userhost(), self.parent.profile) |
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289 else: |
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290 debug (_("user %(nick)s left room (%(room_id)s)") % {'nick':user.nick, 'room_id':room.occupantJID.userhost()}) |
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291 user_data={'entity':user.entity.full() if user.entity else '', 'affiliation':user.affiliation, 'role':user.role} |
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292 self.host.bridge.roomUserLeft(room.roomJID.userhost(), user.nick, user_data, self.parent.profile) |
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293 |
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294 def userChangedNick(self, room, user, new_nick): |
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295 self.host.bridge.roomUserChangedNick(room.roomJID.userhost(), user.nick, new_nick, self.parent.profile) |
72 | 296 |
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297 def userUpdatedStatus(self, room, user, show, status): |
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298 print("FIXME: MUC status not managed yet") |
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299 #FIXME: |
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300 |
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301 def receivedSubject(self, room, user, subject): |
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302 debug (_("New subject for room (%(room_id)s): %(subject)s") % {'room_id':room.roomJID.full(),'subject':subject}) |
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303 self.rec_subjects[room.roomJID.userhost()] = (room.roomJID.userhost(), subject) |
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304 self.host.bridge.roomNewSubject(room.roomJID.userhost(), subject, self.parent.profile) |
76 | 305 |
72 | 306 #def connectionInitialized(self): |
307 #pass | |
308 | |
309 #def getDiscoInfo(self, requestor, target, nodeIdentifier=''): | |
310 #return [disco.DiscoFeature(NS_VCARD)] | |
311 | |
312 #def getDiscoItems(self, requestor, target, nodeIdentifier=''): | |
313 #return [] | |
314 |