115 lines
4.1 KiB
Python
115 lines
4.1 KiB
Python
"""
|
|
SleekXMPP: The Sleek XMPP Library
|
|
Copyright (C) 2010 Nathanael C. Fritz
|
|
This file is part of SleekXMPP.
|
|
|
|
See the file LICENSE for copying permission.
|
|
"""
|
|
|
|
from datetime import datetime, tzinfo
|
|
import logging
|
|
import time
|
|
|
|
from . import base
|
|
from .. stanza.iq import Iq
|
|
from .. xmlstream.handler.callback import Callback
|
|
from .. xmlstream.matcher.xpath import MatchXPath
|
|
from .. xmlstream import ElementBase, ET, JID, register_stanza_plugin
|
|
|
|
|
|
log = logging.getLogger(__name__)
|
|
|
|
|
|
class EntityTime(ElementBase):
|
|
name = 'time'
|
|
namespace = 'urn:xmpp:time'
|
|
plugin_attrib = 'entity_time'
|
|
interfaces = set(('tzo', 'utc'))
|
|
sub_interfaces = set(('tzo', 'utc'))
|
|
|
|
#def get_utc(self): # TODO: return a datetime.tzinfo object?
|
|
#pass
|
|
|
|
def set_tzo(self, tzo): # TODO: support datetime.tzinfo objects?
|
|
if isinstance(tzo, tzinfo):
|
|
td = datetime.now(tzo).utcoffset() # What if we are faking the time? datetime.now() shouldn't be used here'
|
|
seconds = td.seconds + td.days * 24 * 3600
|
|
sign = ('+' if seconds >= 0 else '-')
|
|
minutes = abs(seconds // 60)
|
|
tzo = '{sign}{hours:02d}:{minutes:02d}'.format(sign=sign, hours=minutes//60, minutes=minutes%60)
|
|
elif not isinstance(tzo, str):
|
|
raise TypeError('The time should be a string or a datetime.tzinfo object.')
|
|
self._set_sub_text('tzo', tzo)
|
|
|
|
def get_utc(self):
|
|
# Returns a datetime object instead the string. Is this a good idea?
|
|
value = self._get_sub_text('utc')
|
|
if '.' in value:
|
|
return datetime.strptime(value, '%Y-%m-%d.%fT%H:%M:%SZ')
|
|
else:
|
|
return datetime.strptime(value, '%Y-%m-%dT%H:%M:%SZ')
|
|
|
|
def set_utc(self, tim=None):
|
|
if isinstance(tim, datetime):
|
|
if tim.utcoffset():
|
|
tim = tim - tim.utcoffset()
|
|
tim = tim.strftime('%Y-%m-%dT%H:%M:%SZ')
|
|
elif isinstance(tim, time.struct_time):
|
|
tim = time.strftime('%Y-%m-%dT%H:%M:%SZ', tim)
|
|
elif not isinstance(tim, str):
|
|
raise TypeError('The time should be a string or a datetime.datetime or time.struct_time object.')
|
|
|
|
self._set_sub_text('utc', tim)
|
|
|
|
|
|
class xep_0202(base.base_plugin):
|
|
"""
|
|
XEP-0202 Entity Time
|
|
"""
|
|
def plugin_init(self):
|
|
self.description = "Entity Time"
|
|
self.xep = "0202"
|
|
|
|
self.xmpp.registerHandler(
|
|
Callback('Time Request',
|
|
MatchXPath('{%s}iq/{%s}time' % (self.xmpp.default_ns,
|
|
EntityTime.namespace)),
|
|
self.handle_entity_time_query))
|
|
register_stanza_plugin(Iq, EntityTime)
|
|
|
|
self.xmpp.add_event_handler('entity_time_request', self.handle_entity_time)
|
|
|
|
|
|
def post_init(self):
|
|
base.base_plugin.post_init(self)
|
|
|
|
self.xmpp.plugin['xep_0030'].add_feature('urn:xmpp:time')
|
|
|
|
def handle_entity_time_query(self, iq):
|
|
if iq['type'] == 'get':
|
|
log.debug("Entity time requested by %s" % iq['from'])
|
|
self.xmpp.event('entity_time_request', iq)
|
|
elif iq['type'] == 'result':
|
|
log.debug("Entity time result from %s" % iq['from'])
|
|
self.xmpp.event('entity_time', iq)
|
|
|
|
def handle_entity_time(self, iq):
|
|
iq = iq.reply()
|
|
iq.enable('entity_time')
|
|
tzo = time.strftime('%z') # %z is not on all ANSI C libraries
|
|
tzo = tzo[:3] + ':' + tzo[3:]
|
|
iq['entity_time']['tzo'] = tzo
|
|
iq['entity_time']['utc'] = datetime.utcnow()
|
|
iq.send()
|
|
|
|
def get_entity_time(self, jid):
|
|
iq = self.xmpp.makeIqGet()
|
|
iq.enable('entity_time')
|
|
iq.attrib['to'] = jid
|
|
iq.attrib['from'] = self.xmpp.boundjid.full
|
|
id = iq.get('id')
|
|
result = iq.send()
|
|
if result and result is not None and result.get('type', 'error') != 'error':
|
|
return {'utc': result['entity_time']['utc'], 'tzo': result['entity_time']['tzo']}
|
|
else:
|
|
return False
|