Source code for coherence.upnp.devices.media_server_client
# Licensed under the MIT license
# http://opensource.org/licenses/mit-license.php
# Copyright 2006, Frank Scholz <coherence@beebits.net>
import coherence.extern.louie as louie
from coherence import log
from coherence.upnp.services.clients.av_transport_client import \
AVTransportClient
from coherence.upnp.services.clients.connection_manager_client import \
ConnectionManagerClient
from coherence.upnp.services.clients.content_directory_client import \
ContentDirectoryClient
[docs]class MediaServerClient(log.LogAble):
logCategory = 'ms_client'
def __init__(self, device):
log.LogAble.__init__(self)
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)
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")
[docs] def remove(self):
self.info("removal of MediaServerClient started")
if self.content_directory is not None:
self.content_directory.remove()
if self.connection_manager is not None:
self.connection_manager.remove()
if self.av_transport is not None:
self.av_transport.remove()
if self.scheduled_recording is not None:
self.scheduled_recording.remove()
[docs] def service_notified(self, service):
self.info('notified about %r', service)
if self.detection_completed:
return
if self.content_directory is not None:
if not hasattr(self.content_directory.service,
'last_time_updated'):
return
if self.content_directory.service.last_time_updated is None:
return
if self.connection_manager is not None:
if not hasattr(self.connection_manager.service,
'last_time_updated'):
return
if self.connection_manager.service.last_time_updated is None:
return
if self.av_transport is not None:
if not hasattr(self.av_transport.service, 'last_time_updated'):
return
if self.av_transport.service.last_time_updated is None:
return
if self.scheduled_recording is not None:
if not hasattr(self.scheduled_recording.service,
'last_time_updated'):
return
if self.scheduled_recording.service.last_time_updated is 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)
[docs] def state_variable_change(self, variable, usn):
self.info('%(name)r changed from %(old_value)r to %(value)r',
vars(variable))
[docs] def process_meta(self, results):
for k, v in results.items():
dfr = self.content_directory.browse(k, "BrowseMetadata")
dfr.addCallback(self.print_results)