Viewing file:  media_server_client.py (5.19 KB) -rw-r--r--
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# Licensed under the MIT license
# http://opensource.org/licenses/mit-license.php
# Copyright 2006, Frank Scholz <coherence@beebits.net>
from coherence.upnp.services.clients.connection_manager_client import ConnectionManagerClient
from coherence.upnp.services.clients.content_directory_client import ContentDirectoryClient
from coherence.upnp.services.clients.av_transport_client import AVTransportClient
from coherence import log
import coherence.extern.louie as louie
class MediaServerClient(log.Loggable):
logCategory = 'ms_client'
def __init__(self, device):
self.device = device
self.device_type = self.device.get_friendly_device_type()
self.version = int(self.device.get_device_type_version())
self.icons = device.icons
self.scheduled_recording = None
self.content_directory = None
self.connection_manager = None
self.av_transport = None
self.detection_completed = False
louie.connect(self.service_notified, signal='Coherence.UPnP.DeviceClient.Service.notified', sender=self.device)
for service in self.device.get_services():
if service.get_type() in ["urn:schemas-upnp-org:service:ContentDirectory:1",
"urn:schemas-upnp-org:service:ContentDirectory:2"]:
self.content_directory = ContentDirectoryClient( service)
if service.get_type() in ["urn:schemas-upnp-org:service:ConnectionManager:1",
"urn:schemas-upnp-org:service:ConnectionManager:2"]:
self.connection_manager = ConnectionManagerClient( service)
if service.get_type() in ["urn:schemas-upnp-org:service:AVTransport:1",
"urn:schemas-upnp-org:service:AVTransport:2"]:
self.av_transport = AVTransportClient( service)
#if service.get_type() in ["urn:schemas-upnp-org:service:ScheduledRecording:1",
# "urn:schemas-upnp-org:service:ScheduledRecording:2"]:
# self.scheduled_recording = ScheduledRecordingClient( service)
self.info("MediaServer %s" % (self.device.get_friendly_name()))
if self.content_directory:
self.info("ContentDirectory available")
else:
self.warning("ContentDirectory not available, device not implemented properly according to the UPnP specification")
return
if self.connection_manager:
self.info("ConnectionManager available")
else:
self.warning("ConnectionManager not available, device not implemented properly according to the UPnP specification")
return
if self.av_transport:
self.info("AVTransport (optional) available")
if self.scheduled_recording:
self.info("ScheduledRecording (optional) available")
#d = self.content_directory.browse(0) # browse top level
#d.addCallback( self.process_meta)
#def __del__(self):
# #print "MediaServerClient deleted"
# pass
def remove(self):
self.info("removal of MediaServerClient started")
if self.content_directory != None:
self.content_directory.remove()
if self.connection_manager != None:
self.connection_manager.remove()
if self.av_transport != None:
self.av_transport.remove()
if self.scheduled_recording != None:
self.scheduled_recording.remove()
#del self
def service_notified(self, service):
self.info('notified about %r' % service)
if self.detection_completed == True:
return
if self.content_directory != None:
if not hasattr(self.content_directory.service, 'last_time_updated'):
return
if self.content_directory.service.last_time_updated == None:
return
if self.connection_manager != None:
if not hasattr(self.connection_manager.service, 'last_time_updated'):
return
if self.connection_manager.service.last_time_updated == None:
return
if self.av_transport != None:
if not hasattr(self.av_transport.service, 'last_time_updated'):
return
if self.av_transport.service.last_time_updated == None:
return
if self.scheduled_recording != None:
if not hasattr(self.scheduled_recording.service, 'last_time_updated'):
return
if self.scheduled_recording.service.last_time_updated == None:
return
self.detection_completed = True
louie.send('Coherence.UPnP.DeviceClient.detection_completed', None,
client=self,udn=self.device.udn)
self.info('detection_completed for %r' % self)
def state_variable_change( self, variable, usn):
self.info(variable.name, 'changed from', variable.old_value, 'to', variable.value)
def print_results(self, results):
self.info("results=", results)
def process_meta( self, results):
for k,v in results.iteritems():
dfr = self.content_directory.browse(k, "BrowseMetadata")
dfr.addCallback( self.print_results)
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