Mercurial > libervia-backend
annotate src/plugins/plugin_xep_0092.py @ 951:027a054c6dda
core (disco): added checkFeature method + fixed hasFeature test
author | Goffi <goffi@goffi.org> |
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date | Mon, 31 Mar 2014 12:23:13 +0200 |
parents | 899dc9cd0f35 |
children | 91836a647515 |
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 # SàT plugin for Software Version (XEP-0092) |
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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 |
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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 wokkel import compat |
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23 from sat.core import exceptions |
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24 from logging import debug, info, warning, error |
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25 |
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26 NS_VERSION = "jabber:iq:version" |
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27 |
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28 PLUGIN_INFO = { |
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29 "name": "Software Version Plugin", |
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30 "import_name": "XEP-0092", |
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31 "type": "XEP", |
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32 "protocols": ["XEP-0092"], |
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33 "dependencies": [], |
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34 "recommendations": [C.TEXT_CMDS], |
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35 "main": "XEP_0092", |
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36 "handler": "no", # version is already handler in core.xmpp module |
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37 "description": _("""Implementation of Software Version""") |
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38 } |
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39 |
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40 |
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41 class XEP_0092(object): |
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42 |
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43 def __init__(self, host): |
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44 info(_("Plugin XEP_0092 initialization")) |
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45 self.host = host |
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46 try: |
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47 self.host.plugins[C.TEXT_CMDS].addWhoIsCb(self._whois, 50) |
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48 except KeyError: |
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49 info(_("Text commands not available")) |
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50 |
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51 def getVersion(self, jid_, profile_key=C.PROF_KEY_NONE): |
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52 """ Ask version of the client that jid_ is running |
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53 @param jid_: jid from who we want to know client's version |
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54 @param profile_key: %(doc_profile_key)s |
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55 @return: a defered which fire tuple with the following data (None if not available): |
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56 - name: Natural language name of the software |
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57 - version: specific version of the software |
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58 - os: operating system of the queried entity |
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59 """ |
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60 client = self.host.getClient(profile_key) |
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61 def getVersion(available): |
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62 if not available: |
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63 raise exceptions.FeatureNotFound |
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64 iq_elt = compat.IQ(client.xmlstream, 'get') |
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65 iq_elt['to'] = jid_.full() |
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66 iq_elt.addElement("query", NS_VERSION) |
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67 d = iq_elt.send() |
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68 d.addCallback(self._gotVersion) |
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69 return d |
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70 d = self.host.hasFeature(NS_VERSION, jid_, client.profile) |
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71 d.addCallback(getVersion) |
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72 return d |
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73 |
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74 def _gotVersion(self, iq_elt): |
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75 try: |
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76 query_elt = iq_elt.elements(NS_VERSION, 'query').next() |
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77 except StopIteration: |
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78 raise exceptions.DataError |
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79 ret = [] |
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80 for name in ('name', 'version', 'os'): |
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81 try: |
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82 data_elt = query_elt.elements(NS_VERSION, name).next() |
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83 ret.append(unicode(data_elt)) |
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84 except StopIteration: |
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85 ret.append(None) |
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86 |
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87 return tuple(ret) |
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88 |
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89 |
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90 def _whois(self, whois_msg, mess_data, target_jid, profile): |
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91 """ Add software/OS information to whois """ |
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92 def versionCb(version_data): |
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93 name, version, os = version_data |
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94 if name: |
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95 whois_msg.append(_("Client name: %s") % name) |
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96 if version: |
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97 whois_msg.append(_("Client version: %s") % version) |
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98 if os: |
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99 whois_msg.append(_("Operating system: %s") % os) |
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100 def versionEb(failure): |
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101 failure.trap(exceptions.FeatureNotFound) |
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102 whois_msg.append(_("Software informations not available")) |
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103 |
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104 d = self.getVersion(target_jid, profile) |
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105 d.addCallbacks(versionCb, versionEb) |
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106 return d |
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107 |