git.maemo.org Git - zukebox/blob - control_point/zukebox_control_point.py

   1 # Simple UPnP control point using BRisa framework
   2
   3 from brisa.core.reactors import install_default_reactor
   4 reactor = install_default_reactor()
   5
   6 from brisa.core.network import parse_url
   7 from brisa.core.threaded_call import run_async_function
   8
   9 from brisa.upnp.control_point.control_point import ControlPoint
  10
  11 service = ('u','urn:schemas-upnp-org:service:AudioLibrary:1')
  12 zukebox_type = 'urn:schemas-upnp-org:device:ZukeBoxServer:1'
  13
  14 def on_new_device(dev):
  15
  16     print 'Got new device: ', dev.udn
  17     if not dev:
  18         return
  19
  20 def on_removed_device(udn):
  21
  22     print 'Device is gone: ', udn
  23
  24 def get_switch_service(device):
  25     return device.services[service[1]]
  26
  27 def create_control_point():
  28     """ Creates the control point and binds callbacks to device events.
  29     """
  30     c = ControlPoint()
  31     c.subscribe('new_device_event', on_new_device)
  32     c.subscribe('removed_device_event', on_removed_device)
  33     return c
  34
  35
  36 def main():
  37     """ Main loop iteration receiving input commands.
  38     """
  39     c = create_control_point()
  40     c.start()
  41     #run_async_function(_handle_cmds, (c, ))
  42     reactor.add_after_stop_func(c.stop)
  43     reactor.main()
  44
  45 def _handle_cmds(c):
  46     while True:
  47         try:
  48             input= raw_input('(type help)command: ')
  49         except KeyboardInterrupt, EOFError:
  50             c.stop()
  51             break
  52         # Handle command
  53         if input == '':
  54             continue
  55         elif input == 'help':
  56             print 'Available commands: '
  57             for x in ['help', 'search', 'set_zukebox <dev number>', 'get_playlist', 'stop', 'list', 'exit']:
  58                 print '\t%s' % x
  59         elif input == 'stop':
  60             # Stop searching
  61             c.stop_search()
  62
  63         elif input == 'search':
  64             # Start searching
  65             c.start_search(300, 'upnp:rootdevice')
  66
  67         elif input == 'list':
  68             # List devices found
  69             k=0
  70             for d in c.get_devices().values():
  71                 print 'Device no.:', k
  72                 print 'UDN: ', d.udn
  73                 print 'Name: ', d.friendly_name
  74                 print 'Device type', d.device_type
  75                 print 'Services: ', d.services.keys()
  76                 print 'Embedded devices:', [dev.friendly_name for dev in d.devices.values()]
  77                 print
  78                 k+=1
  79         elif input.startswith('set_zukebox'):
  80             try:
  81                 c.current_server = devices[int(input.split(' ')[1])]
  82             except:
  83                 print 'Zukebox number not found. Please run list and check againg'
  84                 c.current_server = None
  85         elif input == 'get_playlist':
  86             try:
  87                 service = get_switch_service(c.current_server)
  88                 playlist = service.GetPlaylist()
  89                 for music in playlist:
  90                     print '%s', music.name
  91             except Exception, e:
  92                 if not hasattr(c, 'current_server') or not c.current_server:
  93                     print 'Zukebox device not set. Please use set zukebox <n>'
  94                 else:
  95                     print 'Erro in get_playlist: ',e
  96         elif input == 'exit':
  97             break
  98
  99     reactor.main_quit()
 100
 101 if __name__ == '__main__':
 102     main()