134 lines
4.7 KiB
Python
134 lines
4.7 KiB
Python
#!/usr/bin/env python3
|
|
|
|
|
|
# SàT plugin for Software Version (XEP-0092)
|
|
# Copyright (C) 2009-2020 Jérôme Poisson (goffi@goffi.org)
|
|
|
|
# This program is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU Affero General Public License as published by
|
|
# the Free Software Foundation, either version 3 of the License, or
|
|
# (at your option) any later version.
|
|
|
|
# This program is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU Affero General Public License for more details.
|
|
|
|
# You should have received a copy of the GNU Affero General Public License
|
|
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
from sat.core.i18n import _
|
|
from sat.core.constants import Const as C
|
|
from twisted.internet import reactor, defer
|
|
from twisted.words.protocols.jabber import jid
|
|
from wokkel import compat
|
|
from sat.core import exceptions
|
|
from sat.core.log import getLogger
|
|
|
|
log = getLogger(__name__)
|
|
|
|
NS_VERSION = "jabber:iq:version"
|
|
TIMEOUT = 10
|
|
|
|
PLUGIN_INFO = {
|
|
C.PI_NAME: "Software Version Plugin",
|
|
C.PI_IMPORT_NAME: "XEP-0092",
|
|
C.PI_TYPE: "XEP",
|
|
C.PI_PROTOCOLS: ["XEP-0092"],
|
|
C.PI_DEPENDENCIES: [],
|
|
C.PI_RECOMMENDATIONS: [C.TEXT_CMDS],
|
|
C.PI_MAIN: "XEP_0092",
|
|
C.PI_HANDLER: "no", # version is already handler in core.xmpp module
|
|
C.PI_DESCRIPTION: _("""Implementation of Software Version"""),
|
|
}
|
|
|
|
|
|
class XEP_0092(object):
|
|
def __init__(self, host):
|
|
log.info(_("Plugin XEP_0092 initialization"))
|
|
self.host = host
|
|
host.bridge.addMethod(
|
|
"getSoftwareVersion",
|
|
".plugin",
|
|
in_sign="ss",
|
|
out_sign="(sss)",
|
|
method=self._getVersion,
|
|
async_=True,
|
|
)
|
|
try:
|
|
self.host.plugins[C.TEXT_CMDS].addWhoIsCb(self._whois, 50)
|
|
except KeyError:
|
|
log.info(_("Text commands not available"))
|
|
|
|
def _getVersion(self, entity_jid_s, profile_key):
|
|
def prepareForBridge(data):
|
|
name, version, os = data
|
|
return (name or "", version or "", os or "")
|
|
|
|
d = self.getVersion(jid.JID(entity_jid_s), profile_key)
|
|
d.addCallback(prepareForBridge)
|
|
return d
|
|
|
|
def getVersion(self, jid_, profile_key=C.PROF_KEY_NONE):
|
|
""" Ask version of the client that jid_ is running
|
|
@param jid_: jid from who we want to know client's version
|
|
@param profile_key: %(doc_profile_key)s
|
|
@return (tuple): a defered which fire a tuple with the following data (None if not available):
|
|
- name: Natural language name of the software
|
|
- version: specific version of the software
|
|
- os: operating system of the queried entity
|
|
"""
|
|
client = self.host.getClient(profile_key)
|
|
|
|
def getVersion(__):
|
|
iq_elt = compat.IQ(client.xmlstream, "get")
|
|
iq_elt["to"] = jid_.full()
|
|
iq_elt.addElement("query", NS_VERSION)
|
|
d = iq_elt.send()
|
|
d.addCallback(self._gotVersion)
|
|
return d
|
|
|
|
d = self.host.checkFeature(client, NS_VERSION, jid_)
|
|
d.addCallback(getVersion)
|
|
reactor.callLater(
|
|
TIMEOUT, d.cancel
|
|
) # XXX: timeout needed because some clients don't answer the IQ
|
|
return d
|
|
|
|
def _gotVersion(self, iq_elt):
|
|
try:
|
|
query_elt = next(iq_elt.elements(NS_VERSION, "query"))
|
|
except StopIteration:
|
|
raise exceptions.DataError
|
|
ret = []
|
|
for name in ("name", "version", "os"):
|
|
try:
|
|
data_elt = next(query_elt.elements(NS_VERSION, name))
|
|
ret.append(str(data_elt))
|
|
except StopIteration:
|
|
ret.append(None)
|
|
|
|
return tuple(ret)
|
|
|
|
def _whois(self, client, whois_msg, mess_data, target_jid):
|
|
""" Add software/OS information to whois """
|
|
|
|
def versionCb(version_data):
|
|
name, version, os = version_data
|
|
if name:
|
|
whois_msg.append(_("Client name: %s") % name)
|
|
if version:
|
|
whois_msg.append(_("Client version: %s") % version)
|
|
if os:
|
|
whois_msg.append(_("Operating system: %s") % os)
|
|
|
|
def versionEb(failure):
|
|
failure.trap(exceptions.FeatureNotFound, defer.CancelledError)
|
|
if failure.check(failure, exceptions.FeatureNotFound):
|
|
whois_msg.append(_("Software version not available"))
|
|
else:
|
|
whois_msg.append(_("Client software version request timeout"))
|
|
|
|
d = self.getVersion(target_jid, client.profile)
|
|
d.addCallbacks(versionCb, versionEb)
|
|
return d
|