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- 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()
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