larigira/mpc.py
2014-10-26 20:13:32 +01:00

71 lines
2.1 KiB
Python

from __future__ import print_function
from gevent import monkey
monkey.patch_all(subprocess=True)
import logging
logging.basicConfig(level=logging.INFO,
format='%(asctime)s %(message)s',
datefmt='%H:%M:%S')
from subprocess import check_output
import gevent
from gevent.queue import Queue
from gevent.wsgi import WSGIServer
from eventutils import ParentedLet, CeleryTask, Timer
from task import create as create_continous
import rpc
class MpcWatcher(ParentedLet):
def __init__(self, queue):
ParentedLet.__init__(self, queue)
def do_business(self):
while True:
status = check_output(['mpc', 'idle']).decode('utf-8').strip()
yield ('mpc', status)
class Player(gevent.Greenlet):
def __init__(self):
gevent.Greenlet.__init__(self)
self.min_playlist_length = 10
self.q = Queue()
def check_playlist(self):
out = check_output(['mpc', 'playlist']).decode('utf-8').strip()
songs = out.split('\n')
if(len(songs) >= self.min_playlist_length):
return
logging.info('need to add new songs')
CeleryTask(create_continous, self.q).start()
CeleryTask(create_continous, self.q).start()
def _run(self):
MpcWatcher(self.q).start()
Timer(6000, self.q).start()
http_server = WSGIServer(('', 5000), rpc.create_app(self.q))
http_server.start()
while True:
value = self.q.get()
# emitter = value['emitter']
kind = value['kind']
args = value['args']
if kind == 'timer':
logging.info('CLOCK')
if kind == 'timer' or (kind == 'mpc' and args[0] == 'playlist'):
gevent.Greenlet.spawn(self.check_playlist)
elif kind == 'celery':
logging.info("celery: %s" % str(args))
else:
logging.warning("Unknown message: %s" % str(value))
logging.info(str(value))
if __name__ == '__main__':
p = Player()
p.start()
gevent.wait()