core/homeassistant/components/remote/harmony.py

232 lines
7.6 KiB
Python

"""
Support for Harmony Hub devices.
For more details about this platform, please refer to the documentation at
https://home-assistant.io/components/remote.harmony/
"""
import logging
import time
import voluptuous as vol
from homeassistant.components import remote
from homeassistant.components.remote import (
ATTR_ACTIVITY, ATTR_DELAY_SECS, ATTR_DEVICE, 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
REQUIREMENTS = ['pyharmony==1.0.20']
_LOGGER = logging.getLogger(__name__)
DEFAULT_PORT = 5222
DEVICES = []
CONF_DEVICE_CACHE = 'harmony_device_cache'
SERVICE_SYNC = 'harmony_sync'
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,
})
def setup_platform(hass, config, add_entities, discovery_info=None):
"""Set up the Harmony platform."""
host = None
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)),
False)
port = DEFAULT_PORT
delay_secs = DEFAULT_DELAY_SECS
if override:
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)
DEVICES.append(device)
add_entities([device])
register_services(hass)
except (ValueError, AttributeError):
raise PlatformNotReady
def register_services(hass):
"""Register all services for harmony devices."""
hass.services.register(
DOMAIN, SERVICE_SYNC, _sync_service,
schema=HARMONY_SYNC_SCHEMA)
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:
service_func(device, *service_func_args)
device.schedule_update_ha_state(True)
def _sync_service(service):
_apply_service(service, HarmonyRemote.sync)
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."""
import pyharmony
from pathlib import Path
_LOGGER.debug("HarmonyRemote device init started for: %s", name)
self._name = name
self.host = host
self.port = port
self._state = None
self._current_activity = None
self._default_activity = activity
self._client = pyharmony.get_client(host, port, self.new_activity)
self._config_path = out_path
self._config = self._client.get_config()
if not Path(self._config_path).is_file():
_LOGGER.debug("Writing harmony configuration to file: %s",
out_path)
pyharmony.ha_write_config_file(self._config, self._config_path)
self._delay_secs = delay_secs
async def async_added_to_hass(self):
"""Complete the initialization."""
self.hass.bus.async_listen_once(
EVENT_HOMEASSISTANT_STOP,
lambda event: self._client.disconnect(wait=True))
# Poll for initial state
self.new_activity(self._client.get_current_activity())
@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 {'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']
def new_activity(self, activity_id):
"""Call for updating the current activity."""
import pyharmony
activity_name = pyharmony.activity_name(self._config, activity_id)
_LOGGER.debug("%s activity reported as: %s", self._name, activity_name)
self._current_activity = activity_name
self._state = bool(self._current_activity != 'PowerOff')
self.schedule_update_ha_state()
def turn_on(self, **kwargs):
"""Start an activity from the Harmony device."""
import pyharmony
activity = kwargs.get(ATTR_ACTIVITY, self._default_activity)
if activity:
activity_id = pyharmony.activity_id(self._config, activity)
self._client.start_activity(activity_id)
self._state = True
else:
_LOGGER.error("No activity specified with turn_on service")
def turn_off(self, **kwargs):
"""Start the PowerOff activity."""
self._client.power_off()
# pylint: disable=arguments-differ
def send_command(self, commands, **kwargs):
"""Send a list of commands to one device."""
device = kwargs.get(ATTR_DEVICE)
if device is None:
_LOGGER.error("Missing required argument: device")
return
num_repeats = kwargs.get(ATTR_NUM_REPEATS)
delay_secs = kwargs.get(ATTR_DELAY_SECS, self._delay_secs)
for _ in range(num_repeats):
for command in commands:
self._client.send_command(device, command)
time.sleep(delay_secs)
def sync(self):
"""Sync the Harmony device with the web service."""
import pyharmony
_LOGGER.debug("Syncing hub with Harmony servers")
self._client.sync()
self._config = self._client.get_config()
_LOGGER.debug("Writing hub config to file: %s", self._config_path)
pyharmony.ha_write_config_file(self._config, self._config_path)