core/homeassistant/components/apple_tv.py

256 lines
8.2 KiB
Python

"""
Support for Apple TV.
For more details about this platform, please refer to the documentation at
https://home-assistant.io/components/apple_tv/
"""
import asyncio
import logging
from typing import Sequence, TypeVar, Union
import voluptuous as vol
from homeassistant.components.discovery import SERVICE_APPLE_TV
from homeassistant.const import ATTR_ENTITY_ID, CONF_HOST, CONF_NAME
from homeassistant.helpers import discovery
from homeassistant.helpers.aiohttp_client import async_get_clientsession
import homeassistant.helpers.config_validation as cv
REQUIREMENTS = ['pyatv==0.3.10']
_LOGGER = logging.getLogger(__name__)
DOMAIN = 'apple_tv'
SERVICE_SCAN = 'apple_tv_scan'
SERVICE_AUTHENTICATE = 'apple_tv_authenticate'
ATTR_ATV = 'atv'
ATTR_POWER = 'power'
CONF_LOGIN_ID = 'login_id'
CONF_START_OFF = 'start_off'
CONF_CREDENTIALS = 'credentials'
DEFAULT_NAME = 'Apple TV'
DATA_APPLE_TV = 'data_apple_tv'
DATA_ENTITIES = 'data_apple_tv_entities'
KEY_CONFIG = 'apple_tv_configuring'
NOTIFICATION_AUTH_ID = 'apple_tv_auth_notification'
NOTIFICATION_AUTH_TITLE = 'Apple TV Authentication'
NOTIFICATION_SCAN_ID = 'apple_tv_scan_notification'
NOTIFICATION_SCAN_TITLE = 'Apple TV Scan'
T = TypeVar('T') # pylint: disable=invalid-name
# This version of ensure_list interprets an empty dict as no value
def ensure_list(value: Union[T, Sequence[T]]) -> Sequence[T]:
"""Wrap value in list if it is not one."""
if value is None or (isinstance(value, dict) and not value):
return []
return value if isinstance(value, list) else [value]
CONFIG_SCHEMA = vol.Schema({
DOMAIN: vol.All(ensure_list, [vol.Schema({
vol.Required(CONF_HOST): cv.string,
vol.Required(CONF_LOGIN_ID): cv.string,
vol.Optional(CONF_CREDENTIALS): cv.string,
vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
vol.Optional(CONF_START_OFF, default=False): cv.boolean,
})])
}, extra=vol.ALLOW_EXTRA)
# Currently no attributes but it might change later
APPLE_TV_SCAN_SCHEMA = vol.Schema({})
APPLE_TV_AUTHENTICATE_SCHEMA = vol.Schema({
ATTR_ENTITY_ID: cv.entity_ids,
})
def request_configuration(hass, config, atv, credentials):
"""Request configuration steps from the user."""
configurator = hass.components.configurator
async def configuration_callback(callback_data):
"""Handle the submitted configuration."""
from pyatv import exceptions
pin = callback_data.get('pin')
try:
await atv.airplay.finish_authentication(pin)
hass.components.persistent_notification.async_create(
'Authentication succeeded!<br /><br />Add the following '
'to credentials: in your apple_tv configuration:<br /><br />'
'{0}'.format(credentials),
title=NOTIFICATION_AUTH_TITLE,
notification_id=NOTIFICATION_AUTH_ID)
except exceptions.DeviceAuthenticationError as ex:
hass.components.persistent_notification.async_create(
'Authentication failed! Did you enter correct PIN?<br /><br />'
'Details: {0}'.format(ex),
title=NOTIFICATION_AUTH_TITLE,
notification_id=NOTIFICATION_AUTH_ID)
hass.async_add_job(configurator.request_done, instance)
instance = configurator.request_config(
'Apple TV Authentication', configuration_callback,
description='Please enter PIN code shown on screen.',
submit_caption='Confirm',
fields=[{'id': 'pin', 'name': 'PIN Code', 'type': 'password'}]
)
async def scan_for_apple_tvs(hass):
"""Scan for devices and present a notification of the ones found."""
import pyatv
atvs = await pyatv.scan_for_apple_tvs(hass.loop, timeout=3)
devices = []
for atv in atvs:
login_id = atv.login_id
if login_id is None:
login_id = 'Home Sharing disabled'
devices.append('Name: {0}<br />Host: {1}<br />Login ID: {2}'.format(
atv.name, atv.address, login_id))
if not devices:
devices = ['No device(s) found']
hass.components.persistent_notification.async_create(
'The following devices were found:<br /><br />' +
'<br /><br />'.join(devices),
title=NOTIFICATION_SCAN_TITLE,
notification_id=NOTIFICATION_SCAN_ID)
async def async_setup(hass, config):
"""Set up the Apple TV component."""
if DATA_APPLE_TV not in hass.data:
hass.data[DATA_APPLE_TV] = {}
async def async_service_handler(service):
"""Handle service calls."""
entity_ids = service.data.get(ATTR_ENTITY_ID)
if service.service == SERVICE_SCAN:
hass.async_add_job(scan_for_apple_tvs, hass)
return
if entity_ids:
devices = [device for device in hass.data[DATA_ENTITIES]
if device.entity_id in entity_ids]
else:
devices = hass.data[DATA_ENTITIES]
for device in devices:
if service.service != SERVICE_AUTHENTICATE:
continue
atv = device.atv
credentials = await atv.airplay.generate_credentials()
await atv.airplay.load_credentials(credentials)
_LOGGER.debug('Generated new credentials: %s', credentials)
await atv.airplay.start_authentication()
hass.async_add_job(request_configuration,
hass, config, atv, credentials)
async def atv_discovered(service, info):
"""Set up an Apple TV that was auto discovered."""
await _setup_atv(hass, config, {
CONF_NAME: info['name'],
CONF_HOST: info['host'],
CONF_LOGIN_ID: info['properties']['hG'],
CONF_START_OFF: False
})
discovery.async_listen(hass, SERVICE_APPLE_TV, atv_discovered)
tasks = [_setup_atv(hass, config, conf) for conf in config.get(DOMAIN, [])]
if tasks:
await asyncio.wait(tasks, loop=hass.loop)
hass.services.async_register(
DOMAIN, SERVICE_SCAN, async_service_handler,
schema=APPLE_TV_SCAN_SCHEMA)
hass.services.async_register(
DOMAIN, SERVICE_AUTHENTICATE, async_service_handler,
schema=APPLE_TV_AUTHENTICATE_SCHEMA)
return True
async def _setup_atv(hass, hass_config, atv_config):
"""Set up an Apple TV."""
import pyatv
name = atv_config.get(CONF_NAME)
host = atv_config.get(CONF_HOST)
login_id = atv_config.get(CONF_LOGIN_ID)
start_off = atv_config.get(CONF_START_OFF)
credentials = atv_config.get(CONF_CREDENTIALS)
if host in hass.data[DATA_APPLE_TV]:
return
details = pyatv.AppleTVDevice(name, host, login_id)
session = async_get_clientsession(hass)
atv = pyatv.connect_to_apple_tv(details, hass.loop, session=session)
if credentials:
await atv.airplay.load_credentials(credentials)
power = AppleTVPowerManager(hass, atv, start_off)
hass.data[DATA_APPLE_TV][host] = {
ATTR_ATV: atv,
ATTR_POWER: power
}
hass.async_create_task(discovery.async_load_platform(
hass, 'media_player', DOMAIN, atv_config, hass_config))
hass.async_create_task(discovery.async_load_platform(
hass, 'remote', DOMAIN, atv_config, hass_config))
class AppleTVPowerManager:
"""Manager for global power management of an Apple TV.
An instance is used per device to share the same power state between
several platforms.
"""
def __init__(self, hass, atv, is_off):
"""Initialize power manager."""
self.hass = hass
self.atv = atv
self.listeners = []
self._is_on = not is_off
def init(self):
"""Initialize power management."""
if self._is_on:
self.atv.push_updater.start()
@property
def turned_on(self):
"""Return true if device is on or off."""
return self._is_on
def set_power_on(self, value):
"""Change if a device is on or off."""
if value != self._is_on:
self._is_on = value
if not self._is_on:
self.atv.push_updater.stop()
else:
self.atv.push_updater.start()
for listener in self.listeners:
self.hass.async_create_task(listener.async_update_ha_state())