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annotate src/plugins/plugin_xep_0163.py @ 606:21ddafccf32d

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installation: added forgotten imaging dependency
author Goffi <goffi@goffi.org>
date Sat, 23 Feb 2013 17:50:58 +0100
parents e629371a28d3
children 84a6e83157c2
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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 Personal Eventing Protocol (xep-0163)
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6 Copyright (C) 2009, 2010, 2011, 2012, 2013 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 Affero 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 Affero 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 Affero 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, error
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23 from twisted.internet import protocol
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24 from twisted.words.protocols.jabber import client, jid
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25 from twisted.words.protocols.jabber import error as jab_error
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26 import twisted.internet.error
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27 from twisted.words.xish import domish
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28
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29 from wokkel import disco, pubsub
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30 from wokkel.formats import Mood
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31
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32 NS_USER_MOOD = 'http://jabber.org/protocol/mood'
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33
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34 PLUGIN_INFO = {
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35 "name": "Personal Eventing Protocol Plugin",
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36 "import_name": "XEP-0163",
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37 "type": "XEP",
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38 "protocols": ["XEP-0163", "XEP-0107"],
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39 "dependencies": ["XEP-0060"],
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40 "main": "XEP_0163",
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41 "handler": "no",
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42 "description": _("""Implementation of Personal Eventing Protocol""")
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43 }
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44
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45
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46 class XEP_0163(object):
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47
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48 def __init__(self, host):
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49 info(_("PEP plugin initialization"))
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50 self.host = host
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51 self.pep_events = set()
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52 self.pep_out_cb = {}
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53 host.trigger.add("PubSub Disco Info", self.disoInfoTrigger)
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54 host.bridge.addSignal("personalEvent", ".plugin", signature='ssa{ss}s') # args: from (jid), type(MOOD, TUNE, etc), data, profile
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55 host.bridge.addMethod("sendPersonalEvent", ".plugin", in_sign='sa{ss}s', out_sign='i', method=self.sendPersonalEvent) # args: type(MOOD, TUNE, etc), data, profile_key; return 0 or error_code
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56 self.addPEPEvent("MOOD", NS_USER_MOOD, self.userMoodCB, self.sendMood)
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57
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58 def disoInfoTrigger(self, disco_info, profile):
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59 """Add info from managed PEP
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60 @param disco_info: list of disco feature as returned by PubSub,
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61 will be filled with PEP features
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62 @param profile: profile we are handling"""
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63 disco_info.extend(map(disco.DiscoFeature, self.pep_events))
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64 return True
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65
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66 def addPEPEvent(self, event_type, name, in_callback, out_callback=None, notify=True):
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67 """Add a Personal Eventing Protocol event manager
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68 @param event_type: type of the event (always uppercase), can be MOOD, TUNE, etc
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69 @param name: namespace of the node (e.g. http://jabber.org/protocol/mood for User Mood)
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70 @param in_callback: method to call when this event occur
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71 @param out_callback: method to call when we want to publish this event
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72 @param notify: add autosubscribe (+notify) if True"""
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73 if out_callback:
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74 self.pep_out_cb[event_type] = out_callback
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75 self.pep_events.add(name)
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76 if notify:
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77 self.pep_events.add(name + "+notify")
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78 self.host.plugins["XEP-0060"].addManagedNode(name, in_callback)
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79
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80 def sendPEPEvent(self, namespace, data, profile):
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81 """Publish the event data
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82 @param namespace: node namespace
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83 @param data: domish.Element to use as payload
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84 @param profile: profile which send the data"""
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85
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86 item = pubsub.Item(payload=data)
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87 self.host.plugins["XEP-0060"].publish(None, namespace, [item], profile_key=profile)
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88
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89 def sendPersonalEvent(self, event_type, data, profile_key='@DEFAULT@'):
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90 """Send personal event after checking the data is alright
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91 @param event_type: type of event (eg: MOOD, TUNE), must be in self.pep_out_cb.keys()
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92 @param data: dict of {string:string} of event_type dependant data
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93 @param profile_key: profile who send the event
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94 @return: 0 if success, error code else"""
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95 profile = self.host.memory.getProfileName(profile_key)
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96 if not profile:
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97 error(_('Trying to send personal event with an unknown profile key [%s]') % profile_key)
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98 return 1
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99 if not event_type in self.pep_out_cb.keys():
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100 error(_('Trying to send personal event for an unknown type'))
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101 return 2
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102 return self.pep_out_cb[event_type](data, profile)
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103
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104 def userMoodCB(self, itemsEvent, profile):
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105 if not itemsEvent.items:
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106 debug(_("No item found"))
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107 return
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108 try:
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109 mood_elem = filter(lambda x: x.name == "mood", itemsEvent.items[0].children)[0]
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110 except KeyError:
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111 error(_("Can't find mood element in mood event"))
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112 return
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113 _mood = Mood.fromXml(mood_elem)
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114 if not _mood:
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115 debug(_("No mood found"))
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116 return
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117 self.host.bridge.personalEvent(itemsEvent.sender.full(), "MOOD", {"mood": _mood.value or "", "text": _mood.text or ""}, profile)
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118
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119 def sendMood(self, data, profile):
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120 """Send XEP-0107's User Mood
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121 @param data: must include mood and text
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122 @param profile: profile which send the mood"""
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123 try:
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124 value = data['mood'].lower()
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125 text = data['text'] if 'text' in data else ''
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126 except KeyError:
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Goffi <goffi@goffi.org>
parents: 283
diff changeset
127 error(_("Mood data must contain at least 'mood' key"))
3b382fa0ac28 plugin xep-0163: added mood publishing
Goffi <goffi@goffi.org>
parents: 283
diff changeset
128 return 3
3b382fa0ac28 plugin xep-0163: added mood publishing
Goffi <goffi@goffi.org>
parents: 283
diff changeset
129 _mood = UserMood(value, text)
290
59a82af700e2 plugin xep 163: added generic sendPEPEvent method
Goffi <goffi@goffi.org>
parents: 286
diff changeset
130 self.sendPEPEvent(NS_USER_MOOD, _mood, profile)
286
3b382fa0ac28 plugin xep-0163: added mood publishing
Goffi <goffi@goffi.org>
parents: 283
diff changeset
131 return 0
3b382fa0ac28 plugin xep-0163: added mood publishing
Goffi <goffi@goffi.org>
parents: 283
diff changeset
132
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
133
286
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Goffi <goffi@goffi.org>
parents: 283
diff changeset
134 class UserMood(Mood, domish.Element):
3b382fa0ac28 plugin xep-0163: added mood publishing
Goffi <goffi@goffi.org>
parents: 283
diff changeset
135 """Improved wokkel Mood which is also a domish.Element"""
3b382fa0ac28 plugin xep-0163: added mood publishing
Goffi <goffi@goffi.org>
parents: 283
diff changeset
136
3b382fa0ac28 plugin xep-0163: added mood publishing
Goffi <goffi@goffi.org>
parents: 283
diff changeset
137 def __init__(self, value, text=None):
3b382fa0ac28 plugin xep-0163: added mood publishing
Goffi <goffi@goffi.org>
parents: 283
diff changeset
138 Mood.__init__(self, value, text)
3b382fa0ac28 plugin xep-0163: added mood publishing
Goffi <goffi@goffi.org>
parents: 283
diff changeset
139 domish.Element.__init__(self, (NS_USER_MOOD, 'mood'))
3b382fa0ac28 plugin xep-0163: added mood publishing
Goffi <goffi@goffi.org>
parents: 283
diff changeset
140 self.addElement(value)
3b382fa0ac28 plugin xep-0163: added mood publishing
Goffi <goffi@goffi.org>
parents: 283
diff changeset
141 if text:
3b382fa0ac28 plugin xep-0163: added mood publishing
Goffi <goffi@goffi.org>
parents: 283
diff changeset
142 self.addElement('text', content=text)