core/homeassistant/components/harmony/remote.py

419 lines
14 KiB
Python

"""Support for Harmony Hub devices."""
import asyncio
import json
import logging
import voluptuous as vol
from homeassistant.components import remote
from homeassistant.components.remote import (
ATTR_ACTIVITY, ATTR_DELAY_SECS, ATTR_DEVICE, ATTR_HOLD_SECS,
ATTR_NUM_REPEATS, DEFAULT_DELAY_SECS, DOMAIN, PLATFORM_SCHEMA)
from homeassistant.const import (
ATTR_ENTITY_ID, CONF_HOST, CONF_NAME, CONF_PORT, EVENT_HOMEASSISTANT_STOP
)
import homeassistant.helpers.config_validation as cv
from homeassistant.exceptions import PlatformNotReady
from homeassistant.util import slugify
_LOGGER = logging.getLogger(__name__)
ATTR_CHANNEL = 'channel'
ATTR_CURRENT_ACTIVITY = 'current_activity'
DEFAULT_PORT = 8088
DEVICES = []
CONF_DEVICE_CACHE = 'harmony_device_cache'
SERVICE_SYNC = 'harmony_sync'
SERVICE_CHANGE_CHANNEL = 'harmony_change_channel'
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
vol.Optional(ATTR_ACTIVITY): cv.string,
vol.Required(CONF_NAME): cv.string,
vol.Optional(ATTR_DELAY_SECS, default=DEFAULT_DELAY_SECS):
vol.Coerce(float),
vol.Optional(CONF_HOST): cv.string,
vol.Optional(CONF_PORT, default=DEFAULT_PORT): cv.port,
})
HARMONY_SYNC_SCHEMA = vol.Schema({
vol.Optional(ATTR_ENTITY_ID): cv.entity_ids,
})
HARMONY_CHANGE_CHANNEL_SCHEMA = vol.Schema({
vol.Required(ATTR_ENTITY_ID): cv.entity_ids,
vol.Required(ATTR_CHANNEL): cv.positive_int,
})
async def async_setup_platform(
hass, config, async_add_entities, discovery_info=None):
"""Set up the Harmony platform."""
activity = None
if CONF_DEVICE_CACHE not in hass.data:
hass.data[CONF_DEVICE_CACHE] = []
if discovery_info:
# Find the discovered device in the list of user configurations
override = next((c for c in hass.data[CONF_DEVICE_CACHE]
if c.get(CONF_NAME) == discovery_info.get(CONF_NAME)),
None)
port = DEFAULT_PORT
delay_secs = DEFAULT_DELAY_SECS
if override is not None:
activity = override.get(ATTR_ACTIVITY)
delay_secs = override.get(ATTR_DELAY_SECS)
port = override.get(CONF_PORT, DEFAULT_PORT)
host = (
discovery_info.get(CONF_NAME),
discovery_info.get(CONF_HOST),
port)
# Ignore hub name when checking if this hub is known - ip and port only
if host[1:] in ((h.host, h.port) for h in DEVICES):
_LOGGER.debug("Discovered host already known: %s", host)
return
elif CONF_HOST in config:
host = (
config.get(CONF_NAME),
config.get(CONF_HOST),
config.get(CONF_PORT),
)
activity = config.get(ATTR_ACTIVITY)
delay_secs = config.get(ATTR_DELAY_SECS)
else:
hass.data[CONF_DEVICE_CACHE].append(config)
return
name, address, port = host
_LOGGER.info("Loading Harmony Platform: %s at %s:%s, startup activity: %s",
name, address, port, activity)
harmony_conf_file = hass.config.path(
'{}{}{}'.format('harmony_', slugify(name), '.conf'))
try:
device = HarmonyRemote(
name, address, port, activity, harmony_conf_file, delay_secs)
if not await device.connect():
raise PlatformNotReady
DEVICES.append(device)
async_add_entities([device])
register_services(hass)
except (ValueError, AttributeError):
raise PlatformNotReady
def register_services(hass):
"""Register all services for harmony devices."""
hass.services.async_register(
DOMAIN, SERVICE_SYNC, _sync_service,
schema=HARMONY_SYNC_SCHEMA)
hass.services.async_register(
DOMAIN, SERVICE_CHANGE_CHANNEL, _change_channel_service,
schema=HARMONY_CHANGE_CHANNEL_SCHEMA)
async def _apply_service(service, service_func, *service_func_args):
"""Handle services to apply."""
entity_ids = service.data.get('entity_id')
if entity_ids:
_devices = [device for device in DEVICES
if device.entity_id in entity_ids]
else:
_devices = DEVICES
for device in _devices:
await service_func(device, *service_func_args)
async def _sync_service(service):
await _apply_service(service, HarmonyRemote.sync)
async def _change_channel_service(service):
channel = service.data.get(ATTR_CHANNEL)
await _apply_service(service, HarmonyRemote.change_channel, channel)
class HarmonyRemote(remote.RemoteDevice):
"""Remote representation used to control a Harmony device."""
def __init__(self, name, host, port, activity, out_path, delay_secs):
"""Initialize HarmonyRemote class."""
from aioharmony.harmonyapi import HarmonyAPI as HarmonyClient
self._name = name
self.host = host
self.port = port
self._state = None
self._current_activity = None
self._default_activity = activity
self._client = HarmonyClient(ip_address=host)
self._config_path = out_path
self._delay_secs = delay_secs
self._available = False
async def async_added_to_hass(self):
"""Complete the initialization."""
from aioharmony.harmonyapi import ClientCallbackType
_LOGGER.debug("%s: Harmony Hub added", self._name)
# Register the callbacks
self._client.callbacks = ClientCallbackType(
new_activity=self.new_activity,
config_updated=self.new_config,
connect=self.got_connected,
disconnect=self.got_disconnected
)
# Store Harmony HUB config, this will also update our current
# activity
await self.new_config()
import aioharmony.exceptions as aioexc
async def shutdown(_):
"""Close connection on shutdown."""
_LOGGER.debug("%s: Closing Harmony Hub", self._name)
try:
await self._client.close()
except aioexc.TimeOut:
_LOGGER.warning("%s: Disconnect timed-out", self._name)
self.hass.bus.async_listen_once(EVENT_HOMEASSISTANT_STOP, shutdown)
@property
def name(self):
"""Return the Harmony device's name."""
return self._name
@property
def should_poll(self):
"""Return the fact that we should not be polled."""
return False
@property
def device_state_attributes(self):
"""Add platform specific attributes."""
return {ATTR_CURRENT_ACTIVITY: self._current_activity}
@property
def is_on(self):
"""Return False if PowerOff is the current activity, otherwise True."""
return self._current_activity not in [None, 'PowerOff']
@property
def available(self):
"""Return True if connected to Hub, otherwise False."""
return self._available
async def connect(self):
"""Connect to the Harmony HUB."""
import aioharmony.exceptions as aioexc
_LOGGER.debug("%s: Connecting", self._name)
try:
if not await self._client.connect():
_LOGGER.warning("%s: Unable to connect to HUB.", self._name)
await self._client.close()
return False
except aioexc.TimeOut:
_LOGGER.warning("%s: Connection timed-out", self._name)
return False
return True
def new_activity(self, activity_info: tuple) -> None:
"""Call for updating the current activity."""
activity_id, activity_name = activity_info
_LOGGER.debug("%s: activity reported as: %s", self._name,
activity_name)
self._current_activity = activity_name
self._state = bool(activity_id != -1)
self._available = True
self.async_schedule_update_ha_state()
async def new_config(self, _=None):
"""Call for updating the current activity."""
_LOGGER.debug("%s: configuration has been updated", self._name)
self.new_activity(self._client.current_activity)
await self.hass.async_add_executor_job(self.write_config_file)
async def got_connected(self, _=None):
"""Notification that we're connected to the HUB."""
_LOGGER.debug("%s: connected to the HUB.", self._name)
if not self._available:
# We were disconnected before.
await self.new_config()
async def got_disconnected(self, _=None):
"""Notification that we're disconnected from the HUB."""
_LOGGER.debug("%s: disconnected from the HUB.", self._name)
self._available = False
# We're going to wait for 10 seconds before announcing we're
# unavailable, this to allow a reconnection to happen.
await asyncio.sleep(10)
if not self._available:
# Still disconnected. Let the state engine know.
self.async_schedule_update_ha_state()
async def async_turn_on(self, **kwargs):
"""Start an activity from the Harmony device."""
import aioharmony.exceptions as aioexc
_LOGGER.debug("%s: Turn On", self.name)
activity = kwargs.get(ATTR_ACTIVITY, self._default_activity)
if activity:
activity_id = None
if activity.isdigit() or activity == '-1':
_LOGGER.debug("%s: Activity is numeric", self.name)
if self._client.get_activity_name(int(activity)):
activity_id = activity
if activity_id is None:
_LOGGER.debug("%s: Find activity ID based on name", self.name)
activity_id = self._client.get_activity_id(
str(activity).strip())
if activity_id is None:
_LOGGER.error("%s: Activity %s is invalid",
self.name, activity)
return
try:
await self._client.start_activity(activity_id)
except aioexc.TimeOut:
_LOGGER.error("%s: Starting activity %s timed-out",
self.name,
activity)
else:
_LOGGER.error("%s: No activity specified with turn_on service",
self.name)
async def async_turn_off(self, **kwargs):
"""Start the PowerOff activity."""
import aioharmony.exceptions as aioexc
_LOGGER.debug("%s: Turn Off", self.name)
try:
await self._client.power_off()
except aioexc.TimeOut:
_LOGGER.error("%s: Powering off timed-out", self.name)
# pylint: disable=arguments-differ
async def async_send_command(self, command, **kwargs):
"""Send a list of commands to one device."""
from aioharmony.harmonyapi import SendCommandDevice
import aioharmony.exceptions as aioexc
_LOGGER.debug("%s: Send Command", self.name)
device = kwargs.get(ATTR_DEVICE)
if device is None:
_LOGGER.error("%s: Missing required argument: device", self.name)
return
device_id = None
if device.isdigit():
_LOGGER.debug("%s: Device %s is numeric",
self.name, device)
if self._client.get_device_name(int(device)):
device_id = device
if device_id is None:
_LOGGER.debug("%s: Find device ID %s based on device name",
self.name, device)
device_id = self._client.get_device_id(str(device).strip())
if device_id is None:
_LOGGER.error("%s: Device %s is invalid", self.name, device)
return
num_repeats = kwargs[ATTR_NUM_REPEATS]
delay_secs = kwargs.get(ATTR_DELAY_SECS, self._delay_secs)
hold_secs = kwargs[ATTR_HOLD_SECS]
_LOGGER.debug("Sending commands to device %s holding for %s seconds "
"with a delay of %s seconds",
device, hold_secs, delay_secs)
# Creating list of commands to send.
snd_cmnd_list = []
for _ in range(num_repeats):
for single_command in command:
send_command = SendCommandDevice(
device=device_id,
command=single_command,
delay=hold_secs
)
snd_cmnd_list.append(send_command)
if delay_secs > 0:
snd_cmnd_list.append(float(delay_secs))
_LOGGER.debug("%s: Sending commands", self.name)
try:
result_list = await self._client.send_commands(snd_cmnd_list)
except aioexc.TimeOut:
_LOGGER.error("%s: Sending commands timed-out", self.name)
return
for result in result_list:
_LOGGER.error("Sending command %s to device %s failed with code "
"%s: %s",
result.command.command,
result.command.device,
result.code,
result.msg
)
async def change_channel(self, channel):
"""Change the channel using Harmony remote."""
import aioharmony.exceptions as aioexc
_LOGGER.debug("%s: Changing channel to %s",
self.name, channel)
try:
await self._client.change_channel(channel)
except aioexc.TimeOut:
_LOGGER.error("%s: Changing channel to %s timed-out",
self.name,
channel)
async def sync(self):
"""Sync the Harmony device with the web service."""
import aioharmony.exceptions as aioexc
_LOGGER.debug("%s: Syncing hub with Harmony cloud", self.name)
try:
await self._client.sync()
except aioexc.TimeOut:
_LOGGER.error("%s: Syncing hub with Harmony cloud timed-out",
self.name)
else:
await self.hass.async_add_executor_job(self.write_config_file)
def write_config_file(self):
"""Write Harmony configuration file."""
_LOGGER.debug("%s: Writing hub config to file: %s",
self.name,
self._config_path)
if self._client.config is None:
_LOGGER.warning("%s: No configuration received from hub",
self.name)
return
try:
with open(self._config_path, 'w+', encoding='utf-8') as file_out:
json.dump(self._client.json_config, file_out,
sort_keys=True, indent=4)
except IOError as exc:
_LOGGER.error("%s: Unable to write HUB configuration to %s: %s",
self.name, self._config_path, exc)