Mercurial > libervia-backend

annotate src/plugins/plugin_xep_0115.py @ 2190:d823a0cdbcc2

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
jp (outputs): new xml and list_xml outputs, handling pretty formatting and syntax highlighting
author Goffi <goffi@goffi.org>
date Sun, 12 Mar 2017 23:34:19 +0100
parents a543eda2c923
children 8b37a62336c3
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1934
2daf7b4c6756 use of /usr/bin/env instead of /usr/bin/python in shebang
Goffi <goffi@goffi.org>
parents: 1766
diff changeset
1 #!/usr/bin/env python2
282
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
2 # -*- coding: utf-8 -*-
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
3
609
84a6e83157c2 fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents: 594
diff changeset
4 # SAT plugin for managing xep-0115
1766
d17772b0fe22 copyright update
Goffi <goffi@goffi.org>
parents: 1552
diff changeset
5 # Copyright (C) 2009-2016 Jérôme Poisson (goffi@goffi.org)
282
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
6
609
84a6e83157c2 fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents: 594
diff changeset
7 # This program is free software: you can redistribute it and/or modify
84a6e83157c2 fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents: 594
diff changeset
8 # it under the terms of the GNU Affero General Public License as published by
84a6e83157c2 fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents: 594
diff changeset
9 # the Free Software Foundation, either version 3 of the License, or
84a6e83157c2 fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents: 594
diff changeset
10 # (at your option) any later version.
282
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
11
609
84a6e83157c2 fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents: 594
diff changeset
12 # This program is distributed in the hope that it will be useful,
84a6e83157c2 fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents: 594
diff changeset
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
84a6e83157c2 fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents: 594
diff changeset
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
84a6e83157c2 fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents: 594
diff changeset
15 # GNU Affero General Public License for more details.
282
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
16
609
84a6e83157c2 fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents: 594
diff changeset
17 # You should have received a copy of the GNU Affero General Public License
84a6e83157c2 fixed licences in docstrings (they are now in comments)
Goffi <goffi@goffi.org>
parents: 594
diff changeset
18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
282
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
19
771
bfabeedbf32e core: i18n refactoring:
Goffi <goffi@goffi.org>
parents: 667
diff changeset
20 from sat.core.i18n import _
916
1a759096ccbd core: use of Const for profile_key + replaced '@DEFAULT@' default profile_key by '@NONE@'
Goffi <goffi@goffi.org>
parents: 811
diff changeset
21 from sat.core.constants import Const as C
993
301b342c697a core: use of the new core.log module:
Goffi <goffi@goffi.org>
parents: 978
diff changeset
22 from sat.core.log import getLogger
301b342c697a core: use of the new core.log module:
Goffi <goffi@goffi.org>
parents: 978
diff changeset
23 log = getLogger(__name__)
282
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
24 from twisted.words.xish import domish
941
c6d8fc63b1db core, plugins: host.getClient now raise an exception instead of returning None when no profile is found, plugins have been adapted consequently and a bit cleaned
Goffi <goffi@goffi.org>
parents: 916
diff changeset
25 from twisted.words.protocols.jabber import jid
1244
c3884a63efde plugin XEP-0115: better disco error handling
souliane <souliane@mailoo.org>
parents: 1232
diff changeset
26 from twisted.internet import defer, error
282
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
27 from zope.interface import implements
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
28 from wokkel import disco, iwokkel
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
29
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
30 try:
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
31 from twisted.words.protocols.xmlstream import XMPPHandler
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
32 except ImportError:
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
33 from wokkel.subprotocols import XMPPHandler
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
34
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
35 PRESENCE = '/presence'
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
36 NS_ENTITY_CAPABILITY = 'http://jabber.org/protocol/caps'
953
4a577b170809 plugin xep-0115: caps optimisation
Goffi <goffi@goffi.org>
parents: 944
diff changeset
37 NS_CAPS_OPTIMIZE = 'http://jabber.org/protocol/caps#optimize'
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
38 CAPABILITY_UPDATE = PRESENCE + '/c[@xmlns="' + NS_ENTITY_CAPABILITY + '"]'
282
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
39
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
40 PLUGIN_INFO = {
2145
33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO
Goffi <goffi@goffi.org>
parents: 2144
diff changeset
41 C.PI_NAME: "XEP 0115 Plugin",
33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO
Goffi <goffi@goffi.org>
parents: 2144
diff changeset
42 C.PI_IMPORT_NAME: "XEP-0115",
33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO
Goffi <goffi@goffi.org>
parents: 2144
diff changeset
43 C.PI_TYPE: "XEP",
33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO
Goffi <goffi@goffi.org>
parents: 2144
diff changeset
44 C.PI_PROTOCOLS: ["XEP-0115"],
33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO
Goffi <goffi@goffi.org>
parents: 2144
diff changeset
45 C.PI_DEPENDENCIES: [],
33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO
Goffi <goffi@goffi.org>
parents: 2144
diff changeset
46 C.PI_MAIN: "XEP_0115",
33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO
Goffi <goffi@goffi.org>
parents: 2144
diff changeset
47 C.PI_HANDLER: "yes",
33c8c4973743 core (plugins): added missing contants + use of new constants in PLUGIN_INFO
Goffi <goffi@goffi.org>
parents: 2144
diff changeset
48 C.PI_DESCRIPTION: _("""Implementation of entity capabilities""")
282
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
49 }
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
50
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
51
588
beaf6bec2fcd Remove every old-style class.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 587
diff changeset
52 class XEP_0115(object):
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
53 cap_hash = None # capabilities hash is class variable as it is common to all profiles
282
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
54
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
55 def __init__(self, host):
993
301b342c697a core: use of the new core.log module:
Goffi <goffi@goffi.org>
parents: 978
diff changeset
56 log.info(_("Plugin XEP_0115 initialization"))
282
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
57 self.host = host
944
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
58 host.trigger.add("Disco handled", self._checkHash)
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
59 host.trigger.add("Presence send", self._presenceTrigger)
587
952322b1d490 Remove trailing whitespaces.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 572
diff changeset
60
2144
1d3f73e065e1 core, jp: component handling + client handling refactoring:
Goffi <goffi@goffi.org>
parents: 1934
diff changeset
61 def getHandler(self, client):
1d3f73e065e1 core, jp: component handling + client handling refactoring:
Goffi <goffi@goffi.org>
parents: 1934
diff changeset
62 return XEP_0115_handler(self, client.profile)
282
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
63
944
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
64 def _checkHash(self, disco_d, profile):
957
2eb4fef29795 plulgin XEP-0115: fixed caps_optimize init
Goffi <goffi@goffi.org>
parents: 953
diff changeset
65 client = self.host.getClient(profile)
2eb4fef29795 plulgin XEP-0115: fixed caps_optimize init
Goffi <goffi@goffi.org>
parents: 953
diff changeset
66 client.caps_optimize = None
2eb4fef29795 plulgin XEP-0115: fixed caps_optimize init
Goffi <goffi@goffi.org>
parents: 953
diff changeset
67
944
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
68 if XEP_0115.cap_hash is None:
2148
a543eda2c923 core (memory/disco): getInfos now handle node + use client instead of profile in many methods
Goffi <goffi@goffi.org>
parents: 2145
diff changeset
69 disco_d.addCallback(lambda dummy: self.host.hasFeature(client, NS_CAPS_OPTIMIZE))
953
4a577b170809 plugin xep-0115: caps optimisation
Goffi <goffi@goffi.org>
parents: 944
diff changeset
70 def updateOptimize(optimize):
4a577b170809 plugin xep-0115: caps optimisation
Goffi <goffi@goffi.org>
parents: 944
diff changeset
71 client.caps_optimize = optimize
4a577b170809 plugin xep-0115: caps optimisation
Goffi <goffi@goffi.org>
parents: 944
diff changeset
72 if optimize:
993
301b342c697a core: use of the new core.log module:
Goffi <goffi@goffi.org>
parents: 978
diff changeset
73 log.info(_("Caps optimisation enabled"))
953
4a577b170809 plugin xep-0115: caps optimisation
Goffi <goffi@goffi.org>
parents: 944
diff changeset
74 client.caps_sent = False
4a577b170809 plugin xep-0115: caps optimisation
Goffi <goffi@goffi.org>
parents: 944
diff changeset
75 else:
993
301b342c697a core: use of the new core.log module:
Goffi <goffi@goffi.org>
parents: 978
diff changeset
76 log.warning(_("Caps optimisation not available"))
953
4a577b170809 plugin xep-0115: caps optimisation
Goffi <goffi@goffi.org>
parents: 944
diff changeset
77 disco_d.addCallback(updateOptimize)
944
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
78 disco_d.addCallback(lambda dummy: self.recalculateHash(profile))
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
79 return True
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
80
953
4a577b170809 plugin xep-0115: caps optimisation
Goffi <goffi@goffi.org>
parents: 944
diff changeset
81 def _presenceTrigger(self, client, obj):
944
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
82 if XEP_0115.cap_hash is not None:
953
4a577b170809 plugin xep-0115: caps optimisation
Goffi <goffi@goffi.org>
parents: 944
diff changeset
83 if client.caps_optimize:
4a577b170809 plugin xep-0115: caps optimisation
Goffi <goffi@goffi.org>
parents: 944
diff changeset
84 if client.caps_sent:
4a577b170809 plugin xep-0115: caps optimisation
Goffi <goffi@goffi.org>
parents: 944
diff changeset
85 return True
4a577b170809 plugin xep-0115: caps optimisation
Goffi <goffi@goffi.org>
parents: 944
diff changeset
86 client.caps_sent = True
944
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
87 obj.addChild(XEP_0115.c_elt)
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
88 return True
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
89
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
90 @defer.inlineCallbacks
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
91 def recalculateHash(self, profile):
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
92 client = self.host.getClient(profile)
962
b280cf4cdf25 plugin XEP-0115: fixed bad disco_infos construction
Goffi <goffi@goffi.org>
parents: 957
diff changeset
93 _infos = yield client.discoHandler.info(client.jid, client.jid, '')
b280cf4cdf25 plugin XEP-0115: fixed bad disco_infos construction
Goffi <goffi@goffi.org>
parents: 957
diff changeset
94 disco_infos = disco.DiscoInfo()
b280cf4cdf25 plugin XEP-0115: fixed bad disco_infos construction
Goffi <goffi@goffi.org>
parents: 957
diff changeset
95 for item in _infos:
b280cf4cdf25 plugin XEP-0115: fixed bad disco_infos construction
Goffi <goffi@goffi.org>
parents: 957
diff changeset
96 disco_infos.append(item)
944
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
97 cap_hash = self.host.memory.disco.generateHash(disco_infos)
993
301b342c697a core: use of the new core.log module:
Goffi <goffi@goffi.org>
parents: 978
diff changeset
98 log.info("Our capability hash has been generated: [%s]" % cap_hash)
301b342c697a core: use of the new core.log module:
Goffi <goffi@goffi.org>
parents: 978
diff changeset
99 log.debug("Generating capability domish.Element")
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
100 c_elt = domish.Element((NS_ENTITY_CAPABILITY, 'c'))
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
101 c_elt['hash'] = 'sha-1'
944
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
102 c_elt['node'] = C.APP_URL
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
103 c_elt['ver'] = cap_hash
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
104 XEP_0115.cap_hash = cap_hash
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
105 XEP_0115.c_elt = c_elt
953
4a577b170809 plugin xep-0115: caps optimisation
Goffi <goffi@goffi.org>
parents: 944
diff changeset
106 if client.caps_optimize:
4a577b170809 plugin xep-0115: caps optimisation
Goffi <goffi@goffi.org>
parents: 944
diff changeset
107 client.caps_sent = False
944
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
108 if cap_hash not in self.host.memory.disco.hashes:
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
109 self.host.memory.disco.hashes[cap_hash] = disco_infos
1315
be3a301540c0 core (memory): updateEntityData now accept a "silent" argument to avoid sending signal to frontends when updating an attribute with "signalOnUpdate" flag.
Goffi <goffi@goffi.org>
parents: 1246
diff changeset
110 self.host.memory.updateEntityData(client.jid, C.ENTITY_CAP_HASH, cap_hash, profile_key=profile)
587
952322b1d490 Remove trailing whitespaces.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 572
diff changeset
111
594
e629371a28d3 Fix pep8 support in src/plugins.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 588
diff changeset
112
282
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
113 class XEP_0115_handler(XMPPHandler):
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
114 implements(iwokkel.IDisco)
587
952322b1d490 Remove trailing whitespaces.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 572
diff changeset
115
282
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
116 def __init__(self, plugin_parent, profile):
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
117 self.plugin_parent = plugin_parent
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
118 self.host = plugin_parent.host
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
119 self.profile = profile
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
120
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
121 def connectionInitialized(self):
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
122 self.xmlstream.addObserver(CAPABILITY_UPDATE, self.update)
587
952322b1d490 Remove trailing whitespaces.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 572
diff changeset
123
282
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
124 def getDiscoInfo(self, requestor, target, nodeIdentifier=''):
953
4a577b170809 plugin xep-0115: caps optimisation
Goffi <goffi@goffi.org>
parents: 944
diff changeset
125 return [disco.DiscoFeature(NS_ENTITY_CAPABILITY), disco.DiscoFeature(NS_CAPS_OPTIMIZE)]
282
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
126
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
127 def getDiscoItems(self, requestor, target, nodeIdentifier=''):
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
128 return []
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
129
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
130 def update(self, presence):
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
131 """
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
132 Manage the capabilities of the entity
944
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
133
1244
c3884a63efde plugin XEP-0115: better disco error handling
souliane <souliane@mailoo.org>
parents: 1232
diff changeset
134 Check if we know the version of this capabilities and get the capabilities if necessary
282
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
135 """
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
136 from_jid = jid.JID(presence['from'])
944
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
137 c_elem = presence.elements(NS_ENTITY_CAPABILITY, 'c').next()
282
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
138 try:
944
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
139 c_ver = c_elem['ver']
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
140 c_hash = c_elem['hash']
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
141 c_node = c_elem['node']
282
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
142 except KeyError:
1409
3265a2639182 massive (preventive) addition of 'u' (unicode) before the strings passed to logging functions
souliane <souliane@mailoo.org>
parents: 1396
diff changeset
143 log.warning(_(u'Received invalid capabilities tag: %s') % c_elem.toXml())
282
6a0c6d8e119d added plugin xep-0115: entity capabilities
Goffi <goffi@goffi.org>
parents:
diff changeset
144 return
944
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
145
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
146 if c_ver in self.host.memory.disco.hashes:
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
147 # we already know the hash, we update the jid entity
1409
3265a2639182 massive (preventive) addition of 'u' (unicode) before the strings passed to logging functions
souliane <souliane@mailoo.org>
parents: 1396
diff changeset
148 log.debug(u"hash [%(hash)s] already in cache, updating entity [%(jid)s]" % {'hash': c_ver, 'jid': from_jid.full()})
1315
be3a301540c0 core (memory): updateEntityData now accept a "silent" argument to avoid sending signal to frontends when updating an attribute with "signalOnUpdate" flag.
Goffi <goffi@goffi.org>
parents: 1246
diff changeset
149 self.host.memory.updateEntityData(from_jid, C.ENTITY_CAP_HASH, c_ver, profile_key=self.profile)
944
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
150 return
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
151
1244
c3884a63efde plugin XEP-0115: better disco error handling
souliane <souliane@mailoo.org>
parents: 1232
diff changeset
152 if c_hash != 'sha-1': # unknown hash method
1409
3265a2639182 massive (preventive) addition of 'u' (unicode) before the strings passed to logging functions
souliane <souliane@mailoo.org>
parents: 1396
diff changeset
153 log.warning(_(u'Unknown hash method for entity capabilities: [%(hash_method)s] (entity: %(jid)s, node: %(node)s)') % {'hash_method':c_hash, 'jid': from_jid, 'node': c_node})
1244
c3884a63efde plugin XEP-0115: better disco error handling
souliane <souliane@mailoo.org>
parents: 1232
diff changeset
154
c3884a63efde plugin XEP-0115: better disco error handling
souliane <souliane@mailoo.org>
parents: 1232
diff changeset
155 def cb(dummy):
c3884a63efde plugin XEP-0115: better disco error handling
souliane <souliane@mailoo.org>
parents: 1232
diff changeset
156 computed_hash = self.host.memory.getEntityDatum(from_jid, C.ENTITY_CAP_HASH, self.profile)
c3884a63efde plugin XEP-0115: better disco error handling
souliane <souliane@mailoo.org>
parents: 1232
diff changeset
157 if computed_hash != c_ver:
1409
3265a2639182 massive (preventive) addition of 'u' (unicode) before the strings passed to logging functions
souliane <souliane@mailoo.org>
parents: 1396
diff changeset
158 log.warning(_(u'Computed hash differ from given hash:\ngiven: [%(given_hash)s]\ncomputed: [%(computed_hash)s]\n(entity: %(jid)s, node: %(node)s)') % {'given_hash':c_ver, 'computed_hash': computed_hash, 'jid': from_jid, 'node': c_node})
944
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
159
1244
c3884a63efde plugin XEP-0115: better disco error handling
souliane <souliane@mailoo.org>
parents: 1232
diff changeset
160 def eb(failure):
c3884a63efde plugin XEP-0115: better disco error handling
souliane <souliane@mailoo.org>
parents: 1232
diff changeset
161 if isinstance(failure.value, error.ConnectionDone):
c3884a63efde plugin XEP-0115: better disco error handling
souliane <souliane@mailoo.org>
parents: 1232
diff changeset
162 return
c3884a63efde plugin XEP-0115: better disco error handling
souliane <souliane@mailoo.org>
parents: 1232
diff changeset
163 msg = failure.value.condition if hasattr(failure.value, 'condition') else failure.getErrorMessage()
1409
3265a2639182 massive (preventive) addition of 'u' (unicode) before the strings passed to logging functions
souliane <souliane@mailoo.org>
parents: 1396
diff changeset
164 log.error(_(u"Couldn't retrieve disco info for {jid}: {error}").format(jid=from_jid.full(), error=msg))
1244
c3884a63efde plugin XEP-0115: better disco error handling
souliane <souliane@mailoo.org>
parents: 1232
diff changeset
165
2148
a543eda2c923 core (memory/disco): getInfos now handle node + use client instead of profile in many methods
Goffi <goffi@goffi.org>
parents: 2145
diff changeset
166 d = self.host.getDiscoInfos(self.parent, from_jid)
1244
c3884a63efde plugin XEP-0115: better disco error handling
souliane <souliane@mailoo.org>
parents: 1232
diff changeset
167 d.addCallbacks(cb, eb)
944
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring:
Goffi <goffi@goffi.org>
parents: 941
diff changeset
168 # TODO: me must manage the full algorithm described at XEP-0115 #5.4 part 3