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###############################################################################
#
# The MIT License (MIT)
#
# Copyright (c) Crossbar.io Technologies GmbH
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
###############################################################################
from twisted.internet.defer import inlineCallbacks
from txdbus import error, client
from autobahn import wamp
from autobahn.twisted.wamp import ApplicationSession
from autobahn.twisted.util import sleep
class DbusNotifier(ApplicationSession):
@inlineCallbacks
def onJoin(self, details):
conn = yield client.connect(reactor, 'session')
print("Dbus connection created")
self._notifier = yield conn.getRemoteObject('org.freedesktop.Notifications',
'/org/freedesktop/Notifications')
print("Dbus notification object created")
yield self.subscribe(self)
print("Dbus notifier subscribed")
@inlineCallbacks
@wamp.subscribe(u'com.example.dbus.on_notify')
def onNotify(self, title, body, duration=2):
print("Notification received: title = '{}', body = '{}', duration = {}".format(title, body, duration))
try:
nid = yield self._notifier.callRemote('Notify',
'WAMP/Dbus Notifier',
0,
'',
str(title),
str(body),
[],
{},
1)
print("Desktop notification shown (NID = {}).. closing in {} seconds".format(nid, duration))
yield sleep(duration)
print("Closing notification")
yield self._notifier.callRemote('CloseNotification', nid)
print("Notification closed")
except Exception as e:
print("ERROR: {}".format(e))
if __name__ == '__main__':
import sys
import argparse
# parse command line arguments
parser = argparse.ArgumentParser()
parser.add_argument("--web", type=int, default=8080,
help='Web port to use for embedded Web server. Use 0 to disable.')
parser.add_argument("--router", type=str, default=None,
help='If given, connect to this WAMP router. Else run an embedded router on 9000.')
args = parser.parse_args()
from twisted.python import log
log.startLogging(sys.stdout)
# import Twisted reactor
from twisted.internet import reactor
print("Using Twisted reactor {0}".format(reactor.__class__))
# create embedded web server for static files
if args.web:
from twisted.web.server import Site
from twisted.web.static import File
reactor.listenTCP(args.web, Site(File(".")))
# run WAMP application component
from autobahn.twisted.wamp import ApplicationRunner
router = args.router or u'ws://127.0.0.1:9000'
runner = ApplicationRunner(router, u"realm1", standalone=not args.router)
# start the component and the Twisted reactor ..
runner.run(DbusNotifier)
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