Viewing file:  media_server_observer.py (1.86 KB) -rw-r--r--
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from twisted.internet import reactor
from coherence.base import Coherence
from coherence.upnp.devices.control_point import ControlPoint
from coherence.upnp.core import DIDLLite
# browse callback
def process_media_server_browse(result, client):
print "browsing root of", client.device.get_friendly_name()
print "result contains %d out of %d total matches" % \
(int(result['NumberReturned']), int(result['TotalMatches']))
elt = DIDLLite.DIDLElement.fromString(result['Result'])
for item in elt.getItems():
if item.upnp_class.startswith("object.container"):
print " container %s (%s) with %d items" % \
(item.title,item.id, item.childCount)
if item.upnp_class.startswith("object.item"):
print " item %s (%s)" % (item.title, item.id)
# called for each media server found
def media_server_found(client, udn):
print "media_server_found", client
print "media_server_found", client.device.get_friendly_name()
d = client.content_directory.browse(0,
browse_flag='BrowseDirectChildren', process_result=False,
backward_compatibility=False)
d.addCallback(process_media_server_browse, client)
# sadly they sometimes get removed as well :(
def media_server_removed(udn):
print "media_server_removed", udn
def start():
control_point = ControlPoint(Coherence({'logmode':'warning'}),
auto_client=['MediaServer'])
control_point.connect(media_server_found,
'Coherence.UPnP.ControlPoint.MediaServer.detected')
control_point.connect(media_server_removed,
'Coherence.UPnP.ControlPoint.MediaServer.removed')
# now we should also try to discover the ones that are already there:
for device in control_point.coherence.devices:
print device
if __name__ == "__main__":
reactor.callWhenRunning(start)
reactor.run()
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