openlp/openlp/plugins/remotes/remoteplugin.py
2009-10-09 23:46:35 +01:00

81 lines
2.8 KiB
Python

# -*- coding: utf-8 -*-
# vim: autoindent shiftwidth=4 expandtab textwidth=80 tabstop=4 softtabstop=4
"""
OpenLP - Open Source Lyrics Projection
Copyright (c) 2008 Raoul Snyman
Portions copyright (c) 2008-2009 Martin Thompson, Tim Bentley,
This program is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software
Foundation; version 2 of the License.
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 General Public License for more details.
You should have received a copy of the GNU General Public License along with
this program; if not, write to the Free Software Foundation, Inc., 59 Temple
Place, Suite 330, Boston, MA 02111-1307 USA
"""
import logging
from PyQt4 import QtNetwork, QtCore
from openlp.core.lib import Plugin, Receiver
from openlp.plugins.remotes.lib import RemoteTab
class RemotesPlugin(Plugin):
global log
log = logging.getLogger(u'RemotesPlugin')
log.info(u'Remote Plugin loaded')
def __init__(self, plugin_helpers):
# Call the parent constructor
Plugin.__init__(self, u'Remotes', u'1.9.0', plugin_helpers)
self.weight = -1
self.server = None
def can_be_disabled(self):
return True
def initialise(self):
log.debug(u'initialise')
Plugin.initialise(self)
self.insert_toolbox_item()
self.server = QtNetwork.QUdpSocket()
self.server.bind(int(self.config.get_config(u'remote port', 4316)))
QtCore.QObject.connect(self.server,
QtCore.SIGNAL(u'readyRead()'), self.readData)
def finalise(self):
log.debug(u'finalise')
self.remove_toolbox_item()
if self.server is not None:
self.server.close()
def about(self):
return u'<b>Remote Plugin</b> <br>This plugin provides the ability to send messages to a running version of openlp on a different computer.<br> The Primary use for this would be to send alerts from a creche'
def get_settings_tab(self):
"""
Create the settings Tab
"""
return RemoteTab()
def readData(self):
log.info(u'Remoted data has arrived')
while self.server.hasPendingDatagrams():
datagram, host, port = self.server.readDatagram(
self.server.pendingDatagramSize())
self.handle_datagram(datagram)
def handle_datagram(self, datagram):
log.info(u'Sending event %s ', datagram)
pos = datagram.find(u':')
event = unicode(datagram[:pos].lower())
if event == u'alert':
Receiver().send_message(u'alert_text', unicode(datagram[pos + 1:]))
if event == u'next_slide':
Receiver().send_message(u'live_slide_next')