119 lines
		
	
	
	
		
			4.1 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			119 lines
		
	
	
	
		
			4.1 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
# This file is part of Gajim.
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#
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# Gajim is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published
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# by the Free Software Foundation; version 3 only.
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#
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# Gajim is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Gajim.  If not, see <http://www.gnu.org/licenses/>.
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# XEP-0202: Entity Time
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import logging
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import time
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import nbxmpp
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from gajim.common import app
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from gajim.common.nec import NetworkEvent
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from gajim.common.modules.date_and_time import parse_datetime
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from gajim.common.modules.date_and_time import create_tzinfo
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log = logging.getLogger('gajim.c.m.entity_time')
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class EntityTime:
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    def __init__(self, con):
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        self._con = con
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        self._account = con.name
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        self.handlers = [
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            ('iq', self._answer_request, 'get', nbxmpp.NS_TIME_REVISED),
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        ]
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    def request_entity_time(self, jid, resource):
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        if not app.account_is_connected(self._account):
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            return
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        # If we are invisible, do not request
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        if self._con.connected == app.SHOW_LIST.index('invisible'):
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            return
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        if resource:
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            jid += '/' + resource
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        iq = nbxmpp.Iq(to=jid, typ='get')
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        iq.addChild('time', namespace=nbxmpp.NS_TIME_REVISED)
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        log.info('Requested: %s', jid)
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        self._con.connection.SendAndCallForResponse(iq, self._result_received)
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    def _result_received(self, stanza):
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        time_info = None
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        if not nbxmpp.isResultNode(stanza):
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            log.info('Error: %s', stanza.getError())
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        else:
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            time_info = self._extract_info(stanza)
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        log.info('Received: %s %s',
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                 stanza.getFrom(), time_info)
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        app.nec.push_incoming_event(NetworkEvent('time-result-received',
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                                                 conn=self._con,
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                                                 jid=stanza.getFrom(),
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                                                 time_info=time_info))
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    @staticmethod
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    def _extract_info(stanza):
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        time_ = stanza.getTag('time')
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        if not time_:
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            log.warning('No time node: %s', stanza)
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            return
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        tzo = time_.getTag('tzo').getData()
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        if not tzo:
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            log.warning('Wrong tzo node: %s', stanza)
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            return
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        remote_tz = create_tzinfo(tz_string=tzo)
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        if remote_tz is None:
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            log.warning('Wrong tzo node: %s', stanza)
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            return
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        utc_time = time_.getTag('utc').getData()
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        date_time = parse_datetime(utc_time, check_utc=True)
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        if date_time is None:
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            log.warning('Wrong timezone defintion: %s %s',
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                        utc_time, stanza.getFrom())
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            return
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        date_time = date_time.astimezone(remote_tz)
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        return date_time.strftime('%c %Z')
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    def _answer_request(self, _con, stanza):
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        log.info('%s asked for the time', stanza.getFrom())
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        if app.config.get_per('accounts', self._account, 'send_time_info'):
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            iq = stanza.buildReply('result')
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            time_ = iq.setTag('time', namespace=nbxmpp.NS_TIME_REVISED)
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            formated_time = time.strftime('%Y-%m-%dT%H:%M:%SZ', time.gmtime())
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            time_.setTagData('utc', formated_time)
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            isdst = time.localtime().tm_isdst
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            zone = -(time.timezone, time.altzone)[isdst] / 60.0
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            tzo = (zone / 60, abs(zone % 60))
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            time_.setTagData('tzo', '%+03d:%02d' % (tzo))
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            log.info('Answer: %s %s', formated_time, '%+03d:%02d' % (tzo))
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        else:
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            iq = stanza.buildReply('error')
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            err = nbxmpp.ErrorNode(nbxmpp.ERR_SERVICE_UNAVAILABLE)
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            iq.addChild(node=err)
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            log.info('Send service-unavailable')
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        self._con.connection.send(iq)
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        raise nbxmpp.NodeProcessed
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def get_instance(*args, **kwargs):
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    return EntityTime(*args, **kwargs), 'EntityTime'
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