437 lines
13 KiB
Python
437 lines
13 KiB
Python
"""
|
|
Provides functionality to group entities.
|
|
|
|
For more details about this component, please refer to the documentation at
|
|
https://home-assistant.io/components/group/
|
|
"""
|
|
import asyncio
|
|
import logging
|
|
import os
|
|
|
|
import voluptuous as vol
|
|
|
|
from homeassistant import config as conf_util, core as ha
|
|
from homeassistant.const import (
|
|
ATTR_ENTITY_ID, CONF_ICON, CONF_NAME, STATE_CLOSED, STATE_HOME,
|
|
STATE_NOT_HOME, STATE_OFF, STATE_ON, STATE_OPEN, STATE_LOCKED,
|
|
STATE_UNLOCKED, STATE_UNKNOWN, ATTR_ASSUMED_STATE)
|
|
from homeassistant.core import callback
|
|
from homeassistant.helpers.entity import Entity, async_generate_entity_id
|
|
from homeassistant.helpers.entity_component import EntityComponent
|
|
from homeassistant.helpers.event import async_track_state_change
|
|
import homeassistant.helpers.config_validation as cv
|
|
from homeassistant.util.async import (
|
|
run_callback_threadsafe, run_coroutine_threadsafe)
|
|
|
|
DOMAIN = 'group'
|
|
|
|
ENTITY_ID_FORMAT = DOMAIN + '.{}'
|
|
|
|
CONF_ENTITIES = 'entities'
|
|
CONF_VIEW = 'view'
|
|
|
|
ATTR_AUTO = 'auto'
|
|
ATTR_ORDER = 'order'
|
|
ATTR_VIEW = 'view'
|
|
|
|
SERVICE_RELOAD = 'reload'
|
|
RELOAD_SERVICE_SCHEMA = vol.Schema({})
|
|
|
|
_LOGGER = logging.getLogger(__name__)
|
|
|
|
|
|
def _conf_preprocess(value):
|
|
"""Preprocess alternative configuration formats."""
|
|
if not isinstance(value, dict):
|
|
value = {CONF_ENTITIES: value}
|
|
|
|
return value
|
|
|
|
|
|
CONFIG_SCHEMA = vol.Schema({
|
|
DOMAIN: cv.ordered_dict(vol.All(_conf_preprocess, {
|
|
vol.Optional(CONF_ENTITIES): vol.Any(cv.entity_ids, None),
|
|
CONF_VIEW: cv.boolean,
|
|
CONF_NAME: cv.string,
|
|
CONF_ICON: cv.icon,
|
|
}, cv.match_all))
|
|
}, extra=vol.ALLOW_EXTRA)
|
|
|
|
# List of ON/OFF state tuples for groupable states
|
|
_GROUP_TYPES = [(STATE_ON, STATE_OFF), (STATE_HOME, STATE_NOT_HOME),
|
|
(STATE_OPEN, STATE_CLOSED), (STATE_LOCKED, STATE_UNLOCKED)]
|
|
|
|
|
|
def _get_group_on_off(state):
|
|
"""Determine the group on/off states based on a state."""
|
|
for states in _GROUP_TYPES:
|
|
if state in states:
|
|
return states
|
|
|
|
return None, None
|
|
|
|
|
|
def is_on(hass, entity_id):
|
|
"""Test if the group state is in its ON-state."""
|
|
state = hass.states.get(entity_id)
|
|
|
|
if state:
|
|
group_on, _ = _get_group_on_off(state.state)
|
|
|
|
# If we found a group_type, compare to ON-state
|
|
return group_on is not None and state.state == group_on
|
|
|
|
return False
|
|
|
|
|
|
def reload(hass):
|
|
"""Reload the automation from config."""
|
|
hass.services.call(DOMAIN, SERVICE_RELOAD)
|
|
|
|
|
|
def expand_entity_ids(hass, entity_ids):
|
|
"""Return entity_ids with group entity ids replaced by their members.
|
|
|
|
Async friendly.
|
|
"""
|
|
found_ids = []
|
|
|
|
for entity_id in entity_ids:
|
|
if not isinstance(entity_id, str):
|
|
continue
|
|
|
|
entity_id = entity_id.lower()
|
|
|
|
try:
|
|
# If entity_id points at a group, expand it
|
|
domain, _ = ha.split_entity_id(entity_id)
|
|
|
|
if domain == DOMAIN:
|
|
found_ids.extend(
|
|
ent_id for ent_id
|
|
in expand_entity_ids(hass, get_entity_ids(hass, entity_id))
|
|
if ent_id not in found_ids)
|
|
|
|
else:
|
|
if entity_id not in found_ids:
|
|
found_ids.append(entity_id)
|
|
|
|
except AttributeError:
|
|
# Raised by split_entity_id if entity_id is not a string
|
|
pass
|
|
|
|
return found_ids
|
|
|
|
|
|
def get_entity_ids(hass, entity_id, domain_filter=None):
|
|
"""Get members of this group.
|
|
|
|
Async friendly.
|
|
"""
|
|
group = hass.states.get(entity_id)
|
|
|
|
if not group or ATTR_ENTITY_ID not in group.attributes:
|
|
return []
|
|
|
|
entity_ids = group.attributes[ATTR_ENTITY_ID]
|
|
|
|
if not domain_filter:
|
|
return entity_ids
|
|
|
|
domain_filter = domain_filter.lower() + '.'
|
|
|
|
return [ent_id for ent_id in entity_ids
|
|
if ent_id.startswith(domain_filter)]
|
|
|
|
|
|
def setup(hass, config):
|
|
"""Setup all groups found definded in the configuration."""
|
|
component = EntityComponent(_LOGGER, DOMAIN, hass)
|
|
|
|
run_coroutine_threadsafe(
|
|
_async_process_config(hass, config, component), hass.loop).result()
|
|
|
|
descriptions = conf_util.load_yaml_config_file(
|
|
os.path.join(os.path.dirname(__file__), 'services.yaml'))
|
|
|
|
@asyncio.coroutine
|
|
def reload_service_handler(service_call):
|
|
"""Remove all groups and load new ones from config."""
|
|
conf = yield from component.async_prepare_reload()
|
|
if conf is None:
|
|
return
|
|
hass.loop.create_task(_async_process_config(hass, conf, component))
|
|
|
|
hass.services.register(DOMAIN, SERVICE_RELOAD, reload_service_handler,
|
|
descriptions[DOMAIN][SERVICE_RELOAD],
|
|
schema=RELOAD_SERVICE_SCHEMA)
|
|
|
|
return True
|
|
|
|
|
|
@asyncio.coroutine
|
|
def _async_process_config(hass, config, component):
|
|
"""Process group configuration."""
|
|
groups = []
|
|
for object_id, conf in config.get(DOMAIN, {}).items():
|
|
name = conf.get(CONF_NAME, object_id)
|
|
entity_ids = conf.get(CONF_ENTITIES) or []
|
|
icon = conf.get(CONF_ICON)
|
|
view = conf.get(CONF_VIEW)
|
|
|
|
# This order is important as groups get a number based on creation
|
|
# order.
|
|
group = yield from Group.async_create_group(
|
|
hass, name, entity_ids, icon=icon, view=view, object_id=object_id)
|
|
groups.append(group)
|
|
|
|
yield from component.async_add_entities(groups)
|
|
|
|
|
|
class Group(Entity):
|
|
"""Track a group of entity ids."""
|
|
|
|
# pylint: disable=too-many-instance-attributes, too-many-arguments
|
|
def __init__(self, hass, name, order=None, user_defined=True, icon=None,
|
|
view=False):
|
|
"""Initialize a group.
|
|
|
|
This Object has factory function for creation.
|
|
"""
|
|
self.hass = hass
|
|
self._name = name
|
|
self._state = STATE_UNKNOWN
|
|
self._user_defined = user_defined
|
|
self._order = order
|
|
self._icon = icon
|
|
self._view = view
|
|
self.tracking = []
|
|
self.group_on = None
|
|
self.group_off = None
|
|
self._assumed_state = False
|
|
self._async_unsub_state_changed = None
|
|
|
|
@staticmethod
|
|
# pylint: disable=too-many-arguments
|
|
def create_group(hass, name, entity_ids=None, user_defined=True,
|
|
icon=None, view=False, object_id=None):
|
|
"""Initialize a group."""
|
|
return run_coroutine_threadsafe(
|
|
Group.async_create_group(hass, name, entity_ids, user_defined,
|
|
icon, view, object_id),
|
|
hass.loop).result()
|
|
|
|
@staticmethod
|
|
@asyncio.coroutine
|
|
# pylint: disable=too-many-arguments
|
|
def async_create_group(hass, name, entity_ids=None, user_defined=True,
|
|
icon=None, view=False, object_id=None):
|
|
"""Initialize a group.
|
|
|
|
This method must be run in the event loop.
|
|
"""
|
|
group = Group(
|
|
hass, name,
|
|
order=len(hass.states.async_entity_ids(DOMAIN)),
|
|
user_defined=user_defined, icon=icon, view=view)
|
|
|
|
group.entity_id = async_generate_entity_id(
|
|
ENTITY_ID_FORMAT, object_id or name, hass=hass)
|
|
|
|
# run other async stuff
|
|
if entity_ids is not None:
|
|
yield from group.async_update_tracked_entity_ids(entity_ids)
|
|
else:
|
|
yield from group.async_update_ha_state(True)
|
|
|
|
return group
|
|
|
|
@property
|
|
def should_poll(self):
|
|
"""No need to poll because groups will update themselves."""
|
|
return False
|
|
|
|
@property
|
|
def name(self):
|
|
"""Return the name of the group."""
|
|
return self._name
|
|
|
|
@property
|
|
def state(self):
|
|
"""Return the state of the group."""
|
|
return self._state
|
|
|
|
@property
|
|
def icon(self):
|
|
"""Return the icon of the group."""
|
|
return self._icon
|
|
|
|
@property
|
|
def hidden(self):
|
|
"""If group should be hidden or not."""
|
|
return not self._user_defined or self._view
|
|
|
|
@property
|
|
def state_attributes(self):
|
|
"""Return the state attributes for the group."""
|
|
data = {
|
|
ATTR_ENTITY_ID: self.tracking,
|
|
ATTR_ORDER: self._order,
|
|
}
|
|
if not self._user_defined:
|
|
data[ATTR_AUTO] = True
|
|
if self._view:
|
|
data[ATTR_VIEW] = True
|
|
return data
|
|
|
|
@property
|
|
def assumed_state(self):
|
|
"""Test if any member has an assumed state."""
|
|
return self._assumed_state
|
|
|
|
def update_tracked_entity_ids(self, entity_ids):
|
|
"""Update the member entity IDs."""
|
|
run_coroutine_threadsafe(
|
|
self.async_update_tracked_entity_ids(entity_ids), self.hass.loop
|
|
).result()
|
|
|
|
@asyncio.coroutine
|
|
def async_update_tracked_entity_ids(self, entity_ids):
|
|
"""Update the member entity IDs.
|
|
|
|
This method must be run in the event loop.
|
|
"""
|
|
yield from self.async_stop()
|
|
self.tracking = tuple(ent_id.lower() for ent_id in entity_ids)
|
|
self.group_on, self.group_off = None, None
|
|
|
|
yield from self.async_update_ha_state(True)
|
|
self.async_start()
|
|
|
|
def start(self):
|
|
"""Start tracking members."""
|
|
run_callback_threadsafe(self.hass.loop, self.async_start).result()
|
|
|
|
def async_start(self):
|
|
"""Start tracking members.
|
|
|
|
This method must be run in the event loop.
|
|
"""
|
|
self._async_unsub_state_changed = async_track_state_change(
|
|
self.hass, self.tracking, self._state_changed_listener
|
|
)
|
|
|
|
def stop(self):
|
|
"""Unregister the group from Home Assistant."""
|
|
run_coroutine_threadsafe(self.async_stop(), self.hass.loop).result()
|
|
|
|
@asyncio.coroutine
|
|
def async_stop(self):
|
|
"""Unregister the group from Home Assistant.
|
|
|
|
This method must be run in the event loop.
|
|
"""
|
|
yield from self.async_remove()
|
|
|
|
@asyncio.coroutine
|
|
def async_update(self):
|
|
"""Query all members and determine current group state."""
|
|
self._state = STATE_UNKNOWN
|
|
self._async_update_group_state()
|
|
|
|
@asyncio.coroutine
|
|
def async_remove(self):
|
|
"""Remove group from HASS.
|
|
|
|
This method must be run in the event loop.
|
|
"""
|
|
yield from super().async_remove()
|
|
|
|
if self._async_unsub_state_changed:
|
|
self._async_unsub_state_changed()
|
|
self._async_unsub_state_changed = None
|
|
|
|
@callback
|
|
def _state_changed_listener(self, entity_id, old_state, new_state):
|
|
"""Respond to a member state changing.
|
|
|
|
This method must be run in the event loop.
|
|
"""
|
|
self._async_update_group_state(new_state)
|
|
self.hass.loop.create_task(self.async_update_ha_state())
|
|
|
|
@property
|
|
def _tracking_states(self):
|
|
"""The states that the group is tracking."""
|
|
states = []
|
|
|
|
for entity_id in self.tracking:
|
|
state = self.hass.states.get(entity_id)
|
|
|
|
if state is not None:
|
|
states.append(state)
|
|
|
|
return states
|
|
|
|
@callback
|
|
def _async_update_group_state(self, tr_state=None):
|
|
"""Update group state.
|
|
|
|
Optionally you can provide the only state changed since last update
|
|
allowing this method to take shortcuts.
|
|
|
|
This method must be run in the event loop.
|
|
"""
|
|
# pylint: disable=too-many-branches
|
|
# To store current states of group entities. Might not be needed.
|
|
states = None
|
|
gr_state = self._state
|
|
gr_on = self.group_on
|
|
gr_off = self.group_off
|
|
|
|
# We have not determined type of group yet
|
|
if gr_on is None:
|
|
if tr_state is None:
|
|
states = self._tracking_states
|
|
|
|
for state in states:
|
|
gr_on, gr_off = \
|
|
_get_group_on_off(state.state)
|
|
if gr_on is not None:
|
|
break
|
|
else:
|
|
gr_on, gr_off = _get_group_on_off(tr_state.state)
|
|
|
|
if gr_on is not None:
|
|
self.group_on, self.group_off = gr_on, gr_off
|
|
|
|
# We cannot determine state of the group
|
|
if gr_on is None:
|
|
return
|
|
|
|
if tr_state is None or ((gr_state == gr_on and
|
|
tr_state.state == gr_off) or
|
|
tr_state.state not in (gr_on, gr_off)):
|
|
if states is None:
|
|
states = self._tracking_states
|
|
|
|
if any(state.state == gr_on for state in states):
|
|
self._state = gr_on
|
|
else:
|
|
self._state = gr_off
|
|
|
|
elif tr_state.state in (gr_on, gr_off):
|
|
self._state = tr_state.state
|
|
|
|
if tr_state is None or self._assumed_state and \
|
|
not tr_state.attributes.get(ATTR_ASSUMED_STATE):
|
|
if states is None:
|
|
states = self._tracking_states
|
|
|
|
self._assumed_state = any(
|
|
state.attributes.get(ATTR_ASSUMED_STATE) for state
|
|
in states)
|
|
|
|
elif tr_state.attributes.get(ATTR_ASSUMED_STATE):
|
|
self._assumed_state = True
|