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karontux.py
128 lines (101 loc) · 3.27 KB
/
karontux.py
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from karontux.playerFactory import playerFactory
from pykaraoke.pykmanager import manager
from pykaraoke.pykconstants import *
from karontux.daemon import Daemon
from karontux.utils import *
import dbus, dbus.service
from dbus.mainloop.glib import DBusGMainLoop
import gobject, signal, time, sys
BUS_NAME = "org.karon.tux"
PLAYER_PATH = "/org/karon/tux/player"
class KarontuxPlayer(dbus.service.Object):
def __init__(self):
bus_name = dbus.service.BusName(BUS_NAME, bus=dbus.SessionBus())
dbus.service.Object.__init__(self, bus_name, PLAYER_PATH)
self.player = None
self.mutex = threading.Semaphore(1)
self.elab = True
def elaborate():
while self.elab:
if self.player and self.player.State != STATE_CLOSED:
self.mutex.acquire()
manager.Poll()
self.mutex.release()
AsyncAction(elaborate)
@dbus.service.method(BUS_NAME)
def play(self, path):
if self.player != None:
self.stop()
self.mutex.acquire()
self.player = playerFactory(path, "Karontux", None,
self.songFinished, self.windowQuit).create()
self.mutex.release()
if self.player == None:
return
def play_async():
self.mutex.acquire()
self.player.Play()
self.mutex.release()
AsyncAction(play_async)
@dbus.service.signal(BUS_NAME)
def windowQuit(self):
self.close()
manager.Quit()
self.shutdown()
@dbus.service.signal(BUS_NAME)
def songFinished(self):
pass
@dbus.service.method(BUS_NAME)
def stop(self):
if self.player == None:
return
self.mutex.acquire()
self.player.Stop()
self.mutex.release()
@dbus.service.method(BUS_NAME)
def pause(self):
if self.player == None:
return
self.mutex.acquire()
self.player.Pause()
self.mutex.release()
def close(self):
self.elab = False
def shutdown(self):
self.player = None
class KarontuxDaemon(Daemon):
def __init__(self, path, stderr=None):
Daemon.__init__(self, path, stderr=stderr)
self.quit = False
def stop(self):
Daemon.stop(self)
def run(self):
mainloop = None
player_service = None
DBusGMainLoop(set_as_default=True)
def quitMainLoop(arg1, arg2):
player_service.close()
manager.Quit()
mainloop.quit()
player_service = KarontuxPlayer()
signal.signal(signal.SIGTERM, quitMainLoop)
gobject.threads_init()
dbus.mainloop.glib.threads_init()
mainloop = gobject.MainLoop()
mainloop.run()
if __name__ == "__main__":
daemon = KarontuxDaemon('/tmp/karontux-daemon.pid', '/home/andrea/w/daemon')
if len(sys.argv) == 2:
if 'start' == sys.argv[1]:
daemon.start()
elif 'stop' == sys.argv[1]:
daemon.stop()
elif 'restart' == sys.argv[1]:
daemon.restart()
else:
print "Unknown command"
sys.exit(2)
sys.exit(0)
else:
print "usage: %s start|stop|restart" % sys.argv[0]
sys.exit(2)