libervia-backend: src/plugins/plugin_xep

annotate src/plugins/plugin_xep_0115.py @ 953:4a577b170809

plugin xep-0115: caps optimisation

author	Goffi <goffi@goffi.org>
date	Mon, 31 Mar 2014 12:24:20 +0200
parents	e1842ebcb2f3
children	2eb4fef29795

rev	line source
282 6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	1 #!/usr/bin/python
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
811 1fe00f0c9a91 dates update Goffi <goffi@goffi.org> parents: 771 diff changeset	5 # Copyright (C) 2009, 2010, 2011, 2012, 2013, 2014 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
282 6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	22 from logging import debug, info, error, warning
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	23 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	24 from twisted.words.protocols.jabber import jid
944 e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	25 from twisted.internet import defer
282 6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	26 from zope.interface import implements
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	27 from wokkel import disco, iwokkel
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	28
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	29 try:
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	30 from twisted.words.protocols.xmlstream import XMPPHandler
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	31 except ImportError:
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	32 from wokkel.subprotocols import XMPPHandler
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	33
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	34 PRESENCE = '/presence'
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	35 NS_ENTITY_CAPABILITY = 'http://jabber.org/protocol/caps'
953 4a577b170809 plugin xep-0115: caps optimisation Goffi <goffi@goffi.org> parents: 944 diff changeset	36 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	37 CAPABILITY_UPDATE = PRESENCE + '/c[@xmlns="' + NS_ENTITY_CAPABILITY + '"]'
282 6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	38
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	39 PLUGIN_INFO = {
594 e629371a28d3 Fix pep8 support in src/plugins. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 588 diff changeset	40 "name": "XEP 0115 Plugin",
e629371a28d3 Fix pep8 support in src/plugins. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 588 diff changeset	41 "import_name": "XEP-0115",
e629371a28d3 Fix pep8 support in src/plugins. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 588 diff changeset	42 "type": "XEP",
e629371a28d3 Fix pep8 support in src/plugins. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 588 diff changeset	43 "protocols": ["XEP-0115"],
e629371a28d3 Fix pep8 support in src/plugins. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 588 diff changeset	44 "dependencies": [],
e629371a28d3 Fix pep8 support in src/plugins. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 588 diff changeset	45 "main": "XEP_0115",
e629371a28d3 Fix pep8 support in src/plugins. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 588 diff changeset	46 "handler": "yes",
e629371a28d3 Fix pep8 support in src/plugins. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 588 diff changeset	47 "description": _("""Implementation of entity capabilities""")
282 6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	48 }
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	49
594 e629371a28d3 Fix pep8 support in src/plugins. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 588 diff changeset	50
588 beaf6bec2fcd Remove every old-style class. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 587 diff changeset	51 class XEP_0115(object):
594 e629371a28d3 Fix pep8 support in src/plugins. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 588 diff changeset	52 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	53
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	54 def __init__(self, host):
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	55 info(_("Plugin XEP_0115 initialization"))
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	56 self.host = host
944 e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	57 host.trigger.add("Disco handled", self._checkHash)
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	58 host.trigger.add("Presence send", self._presenceTrigger)
587 952322b1d490 Remove trailing whitespaces. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 572 diff changeset	59
282 6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	60 def getHandler(self, profile):
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	61 return XEP_0115_handler(self, profile)
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	62
944 e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	63 def _checkHash(self, disco_d, profile):
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	64 if XEP_0115.cap_hash is None:
953 4a577b170809 plugin xep-0115: caps optimisation Goffi <goffi@goffi.org> parents: 944 diff changeset	65 disco_d.addCallback(lambda dummy: self.host.hasFeature(NS_CAPS_OPTIMIZE, profile_key=profile))
4a577b170809 plugin xep-0115: caps optimisation Goffi <goffi@goffi.org> parents: 944 diff changeset	66 def updateOptimize(optimize):
4a577b170809 plugin xep-0115: caps optimisation Goffi <goffi@goffi.org> parents: 944 diff changeset	67 client = self.host.getClient(profile)
4a577b170809 plugin xep-0115: caps optimisation Goffi <goffi@goffi.org> parents: 944 diff changeset	68 client.caps_optimize = optimize
4a577b170809 plugin xep-0115: caps optimisation Goffi <goffi@goffi.org> parents: 944 diff changeset	69 if optimize:
4a577b170809 plugin xep-0115: caps optimisation Goffi <goffi@goffi.org> parents: 944 diff changeset	70 info(_("Caps optimisation enabled"))
4a577b170809 plugin xep-0115: caps optimisation Goffi <goffi@goffi.org> parents: 944 diff changeset	71 client.caps_sent = False
4a577b170809 plugin xep-0115: caps optimisation Goffi <goffi@goffi.org> parents: 944 diff changeset	72 else:
4a577b170809 plugin xep-0115: caps optimisation Goffi <goffi@goffi.org> parents: 944 diff changeset	73 warning(_("Caps optimisation not available"))
4a577b170809 plugin xep-0115: caps optimisation Goffi <goffi@goffi.org> parents: 944 diff changeset	74 disco_d.addCallback(updateOptimize)
944 e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	75 disco_d.addCallback(lambda dummy: self.recalculateHash(profile))
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	76 return True
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	77
953 4a577b170809 plugin xep-0115: caps optimisation Goffi <goffi@goffi.org> parents: 944 diff changeset	78 def _presenceTrigger(self, client, obj):
944 e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	79 if XEP_0115.cap_hash is not None:
953 4a577b170809 plugin xep-0115: caps optimisation Goffi <goffi@goffi.org> parents: 944 diff changeset	80 if client.caps_optimize:
4a577b170809 plugin xep-0115: caps optimisation Goffi <goffi@goffi.org> parents: 944 diff changeset	81 if client.caps_sent:
4a577b170809 plugin xep-0115: caps optimisation Goffi <goffi@goffi.org> parents: 944 diff changeset	82 return True
4a577b170809 plugin xep-0115: caps optimisation Goffi <goffi@goffi.org> parents: 944 diff changeset	83 client.caps_sent = True
944 e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	84 obj.addChild(XEP_0115.c_elt)
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	85 return True
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	86
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	87 @defer.inlineCallbacks
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	88 def recalculateHash(self, profile):
594 e629371a28d3 Fix pep8 support in src/plugins. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 588 diff changeset	89 client = self.host.getClient(profile)
944 e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	90 disco_infos = yield client.discoHandler.info(client.jid, client.jid, '')
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	91 cap_hash = self.host.memory.disco.generateHash(disco_infos)
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	92 info("Our capability hash has been generated: [%s]" % cap_hash)
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	93 debug("Generating capability domish.Element")
594 e629371a28d3 Fix pep8 support in src/plugins. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 588 diff changeset	94 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	95 c_elt['hash'] = 'sha-1'
944 e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	96 c_elt['node'] = C.APP_URL
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	97 c_elt['ver'] = cap_hash
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	98 XEP_0115.cap_hash = cap_hash
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	99 XEP_0115.c_elt = c_elt
953 4a577b170809 plugin xep-0115: caps optimisation Goffi <goffi@goffi.org> parents: 944 diff changeset	100 if client.caps_optimize:
4a577b170809 plugin xep-0115: caps optimisation Goffi <goffi@goffi.org> parents: 944 diff changeset	101 client.caps_sent = False
944 e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	102 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	103 self.host.memory.disco.hashes[cap_hash] = disco_infos
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	104 self.host.memory.updateEntityData(client.jid, C.ENTITY_CAP_HASH, cap_hash, profile)
587 952322b1d490 Remove trailing whitespaces. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 572 diff changeset	105
594 e629371a28d3 Fix pep8 support in src/plugins. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 588 diff changeset	106
282 6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	107 class XEP_0115_handler(XMPPHandler):
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	108 implements(iwokkel.IDisco)
587 952322b1d490 Remove trailing whitespaces. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 572 diff changeset	109
282 6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	110 def __init__(self, plugin_parent, profile):
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	111 self.plugin_parent = plugin_parent
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	112 self.host = plugin_parent.host
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	113 self.profile = profile
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	114
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	115 def connectionInitialized(self):
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	116 self.xmlstream.addObserver(CAPABILITY_UPDATE, self.update)
587 952322b1d490 Remove trailing whitespaces. Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> parents: 572 diff changeset	117
282 6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	118 def getDiscoInfo(self, requestor, target, nodeIdentifier=''):
953 4a577b170809 plugin xep-0115: caps optimisation Goffi <goffi@goffi.org> parents: 944 diff changeset	119 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	120
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	121 def getDiscoItems(self, requestor, target, nodeIdentifier=''):
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	122 return []
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	123
944 e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	124 @defer.inlineCallbacks
282 6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	125 def update(self, presence):
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 Manage the capabilities of the entity
944 e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	128
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	129 Check if we know the version of this capatilities and get the capibilities if necessary
282 6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	130 """
6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	131 from_jid = jid.JID(presence['from'])
944 e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	132 c_elem = presence.elements(NS_ENTITY_CAPABILITY, 'c').next()
282 6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	133 try:
944 e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	134 c_ver = c_elem['ver']
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	135 c_hash = c_elem['hash']
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	136 c_node = c_elem['node']
282 6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	137 except KeyError:
944 e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	138 warning(_('Received invalid capabilities tag'))
282 6a0c6d8e119d added plugin xep-0115: entity capabilities Goffi <goffi@goffi.org> parents: diff changeset	139 return
944 e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	140
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	141 if c_ver in self.host.memory.disco.hashes:
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	142 # we already know the hash, we update the jid entity
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	143 debug ("hash [%s] already in cache, updating entity" % c_ver)
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	144 self.host.memory.updateEntityData(from_jid, C.ENTITY_CAP_HASH, c_ver, self.profile)
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	145 return
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	146
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	147 yield self.host.getDiscoInfos(from_jid, self.profile)
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	148 if c_hash != 'sha-1':
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	149 #unknown hash method
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	150 warning(_('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})
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	151 computed_hash = self.host.memory.getEntityDatum(from_jid, C.ENTITY_CAP_HASH, self.profile)
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	152 if computed_hash != c_ver:
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	153 warning(_('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})
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	154
e1842ebcb2f3 core, plugin XEP-0115: discovery refactoring: Goffi <goffi@goffi.org> parents: 941 diff changeset	155 # TODO: me must manage the full algorithm described at XEP-0115 #5.4 part 3

Mercurial > libervia-backend

annotate src/plugins/plugin_xep_0115.py @ 953:4a577b170809