Mercurial > libervia-backend

annotate src/plugins/plugin_xep_0249.py @ 438:62145e50eae5

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core: plugins can now have profileConnected/profileDisconnected method to initialise/free profile dependant resources
author Goffi <goffi@goffi.org>
date Sat, 03 Dec 2011 15:45:48 +0100
parents f964dcec1611
children 60a9086b35c5
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317
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1 #!/usr/bin/python
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2 # -*- coding: utf-8 -*-
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3
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4 """
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5 SAT plugin for managing xep-0249
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6 Copyright (C) 2009, 2010, 2011 Jérôme Poisson (goffi@goffi.org)
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7
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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 General Public License as published by
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10 the Free Software Foundation, either version 3 of the License, or
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11 (at your option) any later version.
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12
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13 This program is distributed in the hope that it will be useful,
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14 but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 GNU General Public License for more details.
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17
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18 You should have received a copy of the GNU General Public License
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19 along with this program. If not, see <http://www.gnu.org/licenses/>.
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20 """
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21
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22 from logging import debug, info, warning, error
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23 from twisted.words.xish import domish
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24 from twisted.internet import protocol, defer
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25 from twisted.words.protocols.jabber import client, jid, xmlstream
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26
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27 from zope.interface import implements
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28
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29 from wokkel import disco, iwokkel, data_form
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30
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31
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32 try:
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33 from twisted.words.protocols.xmlstream import XMPPHandler
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34 except ImportError:
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35 from wokkel.subprotocols import XMPPHandler
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36
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37 MESSAGE= '/message'
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38 NS_DIRECT_MUC_INVITATION = 'jabber:x:conference'
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39 DIRECT_MUC_INVITATION_REQUEST = MESSAGE + '/x[@xmlns="' + NS_DIRECT_MUC_INVITATION + '"]'
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40
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41 PLUGIN_INFO = {
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42 "name": "XEP 0249 Plugin",
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43 "import_name": "XEP-0249",
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44 "type": "XEP",
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45 "protocols": ["XEP-0249"],
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46 "dependencies": ["XEP-0045"],
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47 "main": "XEP_0249",
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48 "handler": "yes",
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49 "description": _("""Implementation of Direct MUC Invitations""")
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50 }
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51
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52 class XEP_0249():
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53
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54 def __init__(self, host):
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55 info(_("Plugin XEP_0249 initialization"))
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56 self.host = host
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57 host.bridge.addMethod("inviteMUC", ".plugin", in_sign='sssa{ss}s', out_sign='', method=self._invite)
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58
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59 def getHandler(self, profile):
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60 return XEP_0249_handler(self)
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61
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62 def invite(self, target, room, options={}, profile_key='@DEFAULT@'):
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63 """
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64 Invite a user to a room
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65 @param target: jid of the user to invite
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66 @param room: jid of the room where the user is invited
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67 @options: attribute with extra info (reason, password) as in #XEP-0249
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68 @profile_key: %(doc_profile_key)s
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69 """
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70 profile = self.host.memory.getProfileName(profile_key)
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71 if not profile:
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72 error(_("Profile doesn't exists !"))
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73 return
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74 message = domish.Element((None,'message'))
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75 message["to"] = target.full()
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76 x_elt = message.addElement('x',NS_DIRECT_MUC_INVITATION)
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77 x_elt['jid'] = room.userhost()
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78 for opt in options:
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79 x_elt[opt] = options[opt]
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80 self.host.profiles[profile].xmlstream.send(message)
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81
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82 def _invite(self, target, service, roomId, options = {}, profile_key='@DEFAULT@'):
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83 """
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84 Invite an user to a room
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85 @param target: jid of the user to invite
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86 @param service: jid of the MUC service
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87 @param roomId: name of the room
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88 @param profile_key: %(doc_profile_key)s
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89 """
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90 #TODO: check parameters validity
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91 self.invite(jid.JID(target), jid.JID("%s@%s" % (roomId, service)), options, profile_key)
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92
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93
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94 def onInvitation(self, message, profile):
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95 """
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96 called when an invitation is received
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97 @param message: message element
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98 @profile: %(doc_profile)s
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99 """
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100 info(_('Invitation received for room %(room)s [%(profile)s]') % {'room':'','profile':profile})
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101 try:
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102 room = jid.JID(message.firstChildElement()['jid'])
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103 except:
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104 error(_('Error while parsing invitation'))
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105 return
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106 _jid, xmlstream = self.host.getJidNStream(profile)
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107 #TODO: we always autojoin so far, we need to add a parameter to autojoin/ignore invitations or let user choose to follow it
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108 d = self.host.plugins["XEP-0045"].join(room.host, room.user, _jid.user, profile)
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109
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110
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111 class XEP_0249_handler(XMPPHandler):
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112 implements(iwokkel.IDisco)
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113
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114 def __init__(self, plugin_parent):
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115 self.plugin_parent = plugin_parent
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116 self.host = plugin_parent.host
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117
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118 def connectionInitialized(self):
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119 self.xmlstream.addObserver(DIRECT_MUC_INVITATION_REQUEST, self.plugin_parent.onInvitation, profile = self.parent.profile)
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120
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121 def getDiscoInfo(self, requestor, target, nodeIdentifier=''):
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122 return [disco.DiscoFeature(NS_DIRECT_MUC_INVITATION)]
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123
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124 def getDiscoItems(self, requestor, target, nodeIdentifier=''):
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125 return []