Mercurial > libervia-backend
annotate src/plugins/plugin_xep_0163.py @ 970:2e052998c7eb
jp: using C.APP_URL for application url
author | Goffi <goffi@goffi.org> |
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date | Wed, 02 Apr 2014 12:11:07 +0200 |
parents | 1a759096ccbd |
children | 301b342c697a |
rev | line source |
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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 # SAT plugin for Personal Eventing Protocol (xep-0163) |
811 | 5 # Copyright (C) 2009, 2010, 2011, 2012, 2013, 2014 Jérôme Poisson (goffi@goffi.org) |
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6 |
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7 # This program is free software: you can redistribute it and/or modify |
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8 # it under the terms of the GNU Affero General Public License as published by |
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9 # the Free Software Foundation, either version 3 of the License, or |
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10 # (at your option) any later version. |
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11 |
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12 # This program is distributed in the hope that it will be useful, |
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13 # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 # GNU Affero General Public License for more details. |
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16 |
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17 # You should have received a copy of the GNU Affero General Public License |
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18 # along with this program. If not, see <http://www.gnu.org/licenses/>. |
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19 |
771 | 20 from sat.core.i18n import _ |
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21 from sat.core.constants import Const as C |
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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 from sat.core import exceptions |
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32 |
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33 NS_USER_MOOD = 'http://jabber.org/protocol/mood' |
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34 |
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35 PLUGIN_INFO = { |
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36 "name": "Personal Eventing Protocol Plugin", |
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37 "import_name": "XEP-0163", |
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38 "type": "XEP", |
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39 "protocols": ["XEP-0163", "XEP-0107"], |
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40 "dependencies": ["XEP-0060"], |
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41 "main": "XEP_0163", |
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42 "handler": "no", |
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43 "description": _("""Implementation of Personal Eventing Protocol""") |
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44 } |
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45 |
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46 |
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47 class XEP_0163(object): |
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48 |
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49 def __init__(self, host): |
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50 info(_("PEP plugin initialization")) |
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51 self.host = host |
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52 self.pep_events = set() |
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53 self.pep_out_cb = {} |
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54 host.trigger.add("PubSub Disco Info", self.disoInfoTrigger) |
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55 host.bridge.addSignal("personalEvent", ".plugin", signature='ssa{ss}s') # args: from (jid), type(MOOD, TUNE, etc), data, profile |
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56 host.bridge.addMethod("sendPersonalEvent", ".plugin", in_sign='sa{ss}s', out_sign='', method=self.sendPersonalEvent, async=True) # args: type(MOOD, TUNE, etc), data, profile_key; |
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57 self.addPEPEvent("MOOD", NS_USER_MOOD, self.userMoodCB, self.sendMood) |
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58 |
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59 def disoInfoTrigger(self, disco_info, profile): |
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60 """Add info from managed PEP |
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61 @param disco_info: list of disco feature as returned by PubSub, |
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62 will be filled with PEP features |
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63 @param profile: profile we are handling""" |
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64 disco_info.extend(map(disco.DiscoFeature, self.pep_events)) |
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65 return True |
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66 |
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67 def addPEPEvent(self, event_type, name, in_callback, out_callback=None, notify=True): |
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68 """Add a Personal Eventing Protocol event manager |
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69 @param event_type: type of the event (always uppercase), can be MOOD, TUNE, etc |
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70 @param name: namespace of the node (e.g. http://jabber.org/protocol/mood for User Mood) |
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71 @param in_callback: method to call when this event occur |
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72 @param out_callback: method to call when we want to publish this event (must return a deferred) |
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73 @param notify: add autosubscribe (+notify) if True""" |
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74 if out_callback: |
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75 self.pep_out_cb[event_type] = out_callback |
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76 self.pep_events.add(name) |
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77 if notify: |
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78 self.pep_events.add(name + "+notify") |
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79 self.host.plugins["XEP-0060"].addManagedNode(name, in_callback) |
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80 |
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81 def sendPEPEvent(self, namespace, data, profile): |
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82 """Publish the event data |
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83 @param namespace: node namespace |
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84 @param data: domish.Element to use as payload |
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85 @param profile: profile which send the data""" |
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86 |
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87 item = pubsub.Item(payload=data) |
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88 return self.host.plugins["XEP-0060"].publish(None, namespace, [item], profile_key=profile) |
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89 |
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90 def sendPersonalEvent(self, event_type, data, profile_key=C.PROF_KEY_NONE): |
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91 """Send personal event after checking the data is alright |
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92 @param event_type: type of event (eg: MOOD, TUNE), must be in self.pep_out_cb.keys() |
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93 @param data: dict of {string:string} of event_type dependant data |
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94 @param profile_key: profile who send the event |
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95 """ |
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96 profile = self.host.memory.getProfileName(profile_key) |
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97 if not profile: |
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98 error(_('Trying to send personal event with an unknown profile key [%s]') % profile_key) |
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99 raise exceptions.ProfileUnknownError |
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100 if not event_type in self.pep_out_cb.keys(): |
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101 error(_('Trying to send personal event for an unknown type')) |
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102 raise DataError('Type unknown') |
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103 return self.pep_out_cb[event_type](data, profile) |
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104 |
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105 def userMoodCB(self, itemsEvent, profile): |
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106 if not itemsEvent.items: |
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107 debug(_("No item found")) |
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108 return |
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109 try: |
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110 mood_elt = [child for child in itemsEvent.items[0].elements() if child.name == "mood"][0] |
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111 except IndexError: |
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112 error(_("Can't find mood element in mood event")) |
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113 return |
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114 mood = Mood.fromXml(mood_elt) |
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115 if not mood: |
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116 debug(_("No mood found")) |
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117 return |
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118 self.host.bridge.personalEvent(itemsEvent.sender.full(), "MOOD", {"mood": mood.value or "", "text": mood.text or ""}, profile) |
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119 |
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120 def sendMood(self, data, profile): |
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121 """Send XEP-0107's User Mood |
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122 @param data: must include mood and text |
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123 @param profile: profile which send the mood""" |
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124 try: |
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125 value = data['mood'].lower() |
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126 text = data['text'] if 'text' in data else '' |
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127 except KeyError: |
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128 raise exceptions.DataError("Mood data must contain at least 'mood' key") |
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129 mood = UserMood(value, text) |
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130 return self.sendPEPEvent(NS_USER_MOOD, mood, profile) |
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131 |
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132 |
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133 class UserMood(Mood, domish.Element): |
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134 """Improved wokkel Mood which is also a domish.Element""" |
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135 |
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136 def __init__(self, value, text=None): |
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137 Mood.__init__(self, value, text) |
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138 domish.Element.__init__(self, (NS_USER_MOOD, 'mood')) |
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139 self.addElement(value) |
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140 if text: |
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141 self.addElement('text', content=text) |