Source code for coherence.upnp.devices.media_renderer_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.rendering_control_client import \
RenderingControlClient
[docs]class MediaRendererClient(log.LogAble):
logCategory = 'mr_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.rendering_control = 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:RenderingControl:1",
"urn:schemas-upnp-org:service:RenderingControl:2"]:
self.rendering_control = RenderingControlClient(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("MediaRenderer %s", self.device.get_friendly_name())
if self.rendering_control:
self.info("RenderingControl available")
"""
actions = self.rendering_control.service.get_actions()
print actions
for action in actions:
print "Action:", action
for arg in actions[action].get_arguments_list():
print " ", arg
"""
# self.rendering_control.list_presets()
# self.rendering_control.get_mute()
# self.rendering_control.get_volume()
# self.rendering_control.set_mute(desired_mute=1)
else:
self.warning(
"RenderingControl not available, device not implemented"
" properly according to the UPnP specification")
return
if self.connection_manager:
self.info("ConnectionManager available")
# self.connection_manager.get_protocol_info()
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")
# self.av_transport.service.subscribe_for_variable(
# 'LastChange', 0, self.state_variable_change)
# self.av_transport.service.subscribe_for_variable(
# 'TransportState', 0, self.state_variable_change)
# self.av_transport.service.subscribe_for_variable(
# 'CurrentTransportActions', 0, self.state_variable_change)
# self.av_transport.get_transport_info()
# self.av_transport.get_current_transport_actions()
# def __del__(self):
# #print "MediaRendererClient deleted"
# pass
[docs] def remove(self):
self.info("removal of MediaRendererClient started")
if self.rendering_control is not None:
self.rendering_control.remove()
if self.connection_manager is not None:
self.connection_manager.remove()
if self.av_transport is not None:
self.av_transport.remove()
# del self
[docs] def service_notified(self, service):
self.info("Service %r sent notification", service)
if self.detection_completed:
return
if self.rendering_control is not None:
if not hasattr(self.rendering_control.service,
'last_time_updated'):
return
if self.rendering_control.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
self.detection_completed = True
louie.send('Coherence.UPnP.DeviceClient.detection_completed', None,
client=self, udn=self.device.udn)
[docs] def state_variable_change(self, variable):
self.info('%(name)r changed from %(old_value)r to %(value)r',
vars(variable))