215 lines
6.8 KiB
Python
215 lines
6.8 KiB
Python
"""Support for LG TV running on NetCast 3 or 4."""
|
|
from datetime import timedelta
|
|
import logging
|
|
|
|
from requests import RequestException
|
|
import voluptuous as vol
|
|
|
|
from homeassistant import util
|
|
from homeassistant.components.media_player import (
|
|
MediaPlayerDevice, PLATFORM_SCHEMA)
|
|
from homeassistant.components.media_player.const import (
|
|
MEDIA_TYPE_CHANNEL, SUPPORT_NEXT_TRACK, SUPPORT_PAUSE,
|
|
SUPPORT_PLAY, SUPPORT_PREVIOUS_TRACK, SUPPORT_SELECT_SOURCE,
|
|
SUPPORT_TURN_OFF, SUPPORT_VOLUME_MUTE, SUPPORT_VOLUME_STEP)
|
|
from homeassistant.const import (
|
|
CONF_ACCESS_TOKEN, CONF_HOST, CONF_NAME, STATE_OFF, STATE_PAUSED,
|
|
STATE_PLAYING)
|
|
import homeassistant.helpers.config_validation as cv
|
|
|
|
_LOGGER = logging.getLogger(__name__)
|
|
|
|
DEFAULT_NAME = 'LG TV Remote'
|
|
|
|
MIN_TIME_BETWEEN_FORCED_SCANS = timedelta(seconds=1)
|
|
MIN_TIME_BETWEEN_SCANS = timedelta(seconds=10)
|
|
|
|
SUPPORT_LGTV = SUPPORT_PAUSE | SUPPORT_VOLUME_STEP | \
|
|
SUPPORT_VOLUME_MUTE | SUPPORT_PREVIOUS_TRACK | \
|
|
SUPPORT_NEXT_TRACK | SUPPORT_TURN_OFF | \
|
|
SUPPORT_SELECT_SOURCE | SUPPORT_PLAY
|
|
|
|
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
|
|
vol.Required(CONF_HOST): cv.string,
|
|
vol.Optional(CONF_ACCESS_TOKEN): vol.All(cv.string, vol.Length(max=6)),
|
|
vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
|
|
})
|
|
|
|
|
|
def setup_platform(hass, config, add_entities, discovery_info=None):
|
|
"""Set up the LG TV platform."""
|
|
from pylgnetcast import LgNetCastClient
|
|
|
|
host = config.get(CONF_HOST)
|
|
access_token = config.get(CONF_ACCESS_TOKEN)
|
|
name = config.get(CONF_NAME)
|
|
|
|
client = LgNetCastClient(host, access_token)
|
|
|
|
add_entities([LgTVDevice(client, name)], True)
|
|
|
|
|
|
class LgTVDevice(MediaPlayerDevice):
|
|
"""Representation of a LG TV."""
|
|
|
|
def __init__(self, client, name):
|
|
"""Initialize the LG TV device."""
|
|
self._client = client
|
|
self._name = name
|
|
self._muted = False
|
|
# Assume that the TV is in Play mode
|
|
self._playing = True
|
|
self._volume = 0
|
|
self._channel_name = ''
|
|
self._program_name = ''
|
|
self._state = None
|
|
self._sources = {}
|
|
self._source_names = []
|
|
|
|
def send_command(self, command):
|
|
"""Send remote control commands to the TV."""
|
|
from pylgnetcast import LgNetCastError
|
|
try:
|
|
with self._client as client:
|
|
client.send_command(command)
|
|
except (LgNetCastError, RequestException):
|
|
self._state = STATE_OFF
|
|
|
|
@util.Throttle(MIN_TIME_BETWEEN_SCANS, MIN_TIME_BETWEEN_FORCED_SCANS)
|
|
def update(self):
|
|
"""Retrieve the latest data from the LG TV."""
|
|
from pylgnetcast import LgNetCastError
|
|
try:
|
|
with self._client as client:
|
|
self._state = STATE_PLAYING
|
|
volume_info = client.query_data('volume_info')
|
|
if volume_info:
|
|
volume_info = volume_info[0]
|
|
self._volume = float(volume_info.find('level').text)
|
|
self._muted = volume_info.find('mute').text == 'true'
|
|
|
|
channel_info = client.query_data('cur_channel')
|
|
if channel_info:
|
|
channel_info = channel_info[0]
|
|
self._channel_name = channel_info.find('chname').text
|
|
self._program_name = channel_info.find('progName').text
|
|
|
|
channel_list = client.query_data('channel_list')
|
|
if channel_list:
|
|
channel_names = []
|
|
for channel in channel_list:
|
|
channel_name = channel.find('chname')
|
|
if channel_name is not None:
|
|
channel_names.append(str(channel_name.text))
|
|
self._sources = dict(zip(channel_names, channel_list))
|
|
# sort source names by the major channel number
|
|
source_tuples = [(k, self._sources[k].find('major').text)
|
|
for k in self._sources]
|
|
sorted_sources = sorted(
|
|
source_tuples, key=lambda channel: int(channel[1]))
|
|
self._source_names = [n for n, k in sorted_sources]
|
|
except (LgNetCastError, RequestException):
|
|
self._state = STATE_OFF
|
|
|
|
@property
|
|
def name(self):
|
|
"""Return the name of the device."""
|
|
return self._name
|
|
|
|
@property
|
|
def state(self):
|
|
"""Return the state of the device."""
|
|
return self._state
|
|
|
|
@property
|
|
def is_volume_muted(self):
|
|
"""Boolean if volume is currently muted."""
|
|
return self._muted
|
|
|
|
@property
|
|
def volume_level(self):
|
|
"""Volume level of the media player (0..1)."""
|
|
return self._volume / 100.0
|
|
|
|
@property
|
|
def source(self):
|
|
"""Return the current input source."""
|
|
return self._channel_name
|
|
|
|
@property
|
|
def source_list(self):
|
|
"""List of available input sources."""
|
|
return self._source_names
|
|
|
|
@property
|
|
def media_content_type(self):
|
|
"""Content type of current playing media."""
|
|
return MEDIA_TYPE_CHANNEL
|
|
|
|
@property
|
|
def media_channel(self):
|
|
"""Channel currently playing."""
|
|
return self._channel_name
|
|
|
|
@property
|
|
def media_title(self):
|
|
"""Title of current playing media."""
|
|
return self._program_name
|
|
|
|
@property
|
|
def supported_features(self):
|
|
"""Flag media player features that are supported."""
|
|
return SUPPORT_LGTV
|
|
|
|
@property
|
|
def media_image_url(self):
|
|
"""URL for obtaining a screen capture."""
|
|
return self._client.url + 'data?target=screen_image'
|
|
|
|
def turn_off(self):
|
|
"""Turn off media player."""
|
|
self.send_command(1)
|
|
|
|
def volume_up(self):
|
|
"""Volume up the media player."""
|
|
self.send_command(24)
|
|
|
|
def volume_down(self):
|
|
"""Volume down media player."""
|
|
self.send_command(25)
|
|
|
|
def mute_volume(self, mute):
|
|
"""Send mute command."""
|
|
self.send_command(26)
|
|
|
|
def select_source(self, source):
|
|
"""Select input source."""
|
|
self._client.change_channel(self._sources[source])
|
|
|
|
def media_play_pause(self):
|
|
"""Simulate play pause media player."""
|
|
if self._playing:
|
|
self.media_pause()
|
|
else:
|
|
self.media_play()
|
|
|
|
def media_play(self):
|
|
"""Send play command."""
|
|
self._playing = True
|
|
self._state = STATE_PLAYING
|
|
self.send_command(33)
|
|
|
|
def media_pause(self):
|
|
"""Send media pause command to media player."""
|
|
self._playing = False
|
|
self._state = STATE_PAUSED
|
|
self.send_command(34)
|
|
|
|
def media_next_track(self):
|
|
"""Send next track command."""
|
|
self.send_command(36)
|
|
|
|
def media_previous_track(self):
|
|
"""Send the previous track command."""
|
|
self.send_command(37)
|