5635265203
We need to check if type="get". otherwise we will send our version when we will receive the version of the remote entity, and thus going in an infinite loop.
88 lines
2.3 KiB
Python
88 lines
2.3 KiB
Python
"""
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SleekXMPP: The Sleek XMPP Library
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Copyright (C) 2010 Nathanael C. Fritz
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This file is part of SleekXMPP.
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See the file LICENSE for copying permission.
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"""
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import logging
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import sleekxmpp
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from sleekxmpp import Iq
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from sleekxmpp.xmlstream import register_stanza_plugin
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from sleekxmpp.xmlstream.handler import Callback
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from sleekxmpp.xmlstream.matcher import StanzaPath
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from sleekxmpp.plugins.base import base_plugin
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from sleekxmpp.plugins.xep_0092 import Version
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log = logging.getLogger(__name__)
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class xep_0092(base_plugin):
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"""
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XEP-0092: Software Version
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"""
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def plugin_init(self):
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"""
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Start the XEP-0092 plugin.
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"""
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self.xep = "0092"
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self.description = "Software Version"
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self.stanza = sleekxmpp.plugins.xep_0092.stanza
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self.name = self.config.get('name', 'SleekXMPP')
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self.version = self.config.get('version', '0.1-dev')
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self.os = self.config.get('os', '')
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self.getVersion = self.get_version
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self.xmpp.register_handler(
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Callback('Software Version',
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StanzaPath('iq@=get/software_version'),
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self._handle_version))
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register_stanza_plugin(Iq, Version)
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def post_init(self):
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"""
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Handle cross-plugin dependencies.
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"""
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base_plugin.post_init(self)
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self.xmpp.plugin['xep_0030'].add_feature('jabber:iq:version')
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def _handle_version(self, iq):
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"""
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Respond to a software version query.
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Arguments:
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iq -- The Iq stanza containing the software version query.
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"""
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iq.reply()
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iq['software_version']['name'] = self.name
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iq['software_version']['version'] = self.version
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iq['software_version']['os'] = self.os
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iq.send()
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def get_version(self, jid, ifrom=None):
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"""
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Retrieve the software version of a remote agent.
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Arguments:
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jid -- The JID of the entity to query.
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"""
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iq = self.xmpp.Iq()
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iq['to'] = jid
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if ifrom:
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iq['from'] = ifrom
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iq['type'] = 'get'
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iq['query'] = Version.namespace
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result = iq.send()
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if result and result['type'] != 'error':
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return result['software_version'].values
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return False
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