/
legacy.py
526 lines (434 loc) · 17.7 KB
/
legacy.py
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"""Legacy device tracker classes."""
import asyncio
from datetime import timedelta
from typing import Any, List, Sequence
import voluptuous as vol
from homeassistant.core import callback
from homeassistant.components import zone
from homeassistant.components.group import (
ATTR_ADD_ENTITIES, ATTR_ENTITIES, ATTR_OBJECT_ID, ATTR_VISIBLE,
DOMAIN as DOMAIN_GROUP, SERVICE_SET)
from homeassistant.components.zone import async_active_zone
from homeassistant.config import load_yaml_config_file, async_log_exception
from homeassistant.exceptions import HomeAssistantError
import homeassistant.helpers.config_validation as cv
from homeassistant.helpers.restore_state import RestoreEntity
from homeassistant.helpers.typing import GPSType, HomeAssistantType
from homeassistant import util
import homeassistant.util.dt as dt_util
from homeassistant.util.yaml import dump
from homeassistant.const import (
ATTR_ENTITY_ID, ATTR_GPS_ACCURACY, ATTR_ICON, ATTR_LATITUDE,
ATTR_LONGITUDE, ATTR_NAME, CONF_ICON, CONF_MAC, CONF_NAME,
DEVICE_DEFAULT_NAME, STATE_NOT_HOME, STATE_HOME)
from .const import (
ATTR_BATTERY,
ATTR_HOST_NAME,
ATTR_MAC,
ATTR_SOURCE_TYPE,
CONF_AWAY_HIDE,
CONF_CONSIDER_HOME,
CONF_NEW_DEVICE_DEFAULTS,
CONF_TRACK_NEW,
DEFAULT_AWAY_HIDE,
DEFAULT_CONSIDER_HOME,
DEFAULT_TRACK_NEW,
DOMAIN,
ENTITY_ID_FORMAT,
LOGGER,
SOURCE_TYPE_GPS,
)
YAML_DEVICES = 'known_devices.yaml'
GROUP_NAME_ALL_DEVICES = 'all devices'
EVENT_NEW_DEVICE = 'device_tracker_new_device'
async def get_tracker(hass, config):
"""Create a tracker."""
yaml_path = hass.config.path(YAML_DEVICES)
conf = config.get(DOMAIN, [])
conf = conf[0] if conf else {}
consider_home = conf.get(CONF_CONSIDER_HOME, DEFAULT_CONSIDER_HOME)
defaults = conf.get(CONF_NEW_DEVICE_DEFAULTS, {})
track_new = conf.get(CONF_TRACK_NEW)
if track_new is None:
track_new = defaults.get(CONF_TRACK_NEW, DEFAULT_TRACK_NEW)
devices = await async_load_config(yaml_path, hass, consider_home)
tracker = DeviceTracker(
hass, consider_home, track_new, defaults, devices)
return tracker
class DeviceTracker:
"""Representation of a device tracker."""
def __init__(self, hass: HomeAssistantType, consider_home: timedelta,
track_new: bool, defaults: dict,
devices: Sequence) -> None:
"""Initialize a device tracker."""
self.hass = hass
self.devices = {dev.dev_id: dev for dev in devices}
self.mac_to_dev = {dev.mac: dev for dev in devices if dev.mac}
self.consider_home = consider_home
self.track_new = track_new if track_new is not None \
else defaults.get(CONF_TRACK_NEW, DEFAULT_TRACK_NEW)
self.defaults = defaults
self.group = None
self._is_updating = asyncio.Lock()
for dev in devices:
if self.devices[dev.dev_id] is not dev:
LOGGER.warning('Duplicate device IDs detected %s', dev.dev_id)
if dev.mac and self.mac_to_dev[dev.mac] is not dev:
LOGGER.warning('Duplicate device MAC addresses detected %s',
dev.mac)
def see(self, mac: str = None, dev_id: str = None, host_name: str = None,
location_name: str = None, gps: GPSType = None,
gps_accuracy: int = None, battery: int = None,
attributes: dict = None, source_type: str = SOURCE_TYPE_GPS,
picture: str = None, icon: str = None,
consider_home: timedelta = None):
"""Notify the device tracker that you see a device."""
self.hass.add_job(
self.async_see(mac, dev_id, host_name, location_name, gps,
gps_accuracy, battery, attributes, source_type,
picture, icon, consider_home)
)
async def async_see(
self, mac: str = None, dev_id: str = None, host_name: str = None,
location_name: str = None, gps: GPSType = None,
gps_accuracy: int = None, battery: int = None,
attributes: dict = None, source_type: str = SOURCE_TYPE_GPS,
picture: str = None, icon: str = None,
consider_home: timedelta = None):
"""Notify the device tracker that you see a device.
This method is a coroutine.
"""
if mac is None and dev_id is None:
raise HomeAssistantError('Neither mac or device id passed in')
if mac is not None:
mac = str(mac).upper()
device = self.mac_to_dev.get(mac)
if not device:
dev_id = util.slugify(host_name or '') or util.slugify(mac)
else:
dev_id = cv.slug(str(dev_id).lower())
device = self.devices.get(dev_id)
if device:
await device.async_seen(
host_name, location_name, gps, gps_accuracy, battery,
attributes, source_type, consider_home)
if device.track:
await device.async_update_ha_state()
return
# If no device can be found, create it
dev_id = util.ensure_unique_string(dev_id, self.devices.keys())
device = Device(
self.hass, consider_home or self.consider_home, self.track_new,
dev_id, mac, (host_name or dev_id).replace('_', ' '),
picture=picture, icon=icon,
hide_if_away=self.defaults.get(CONF_AWAY_HIDE, DEFAULT_AWAY_HIDE))
self.devices[dev_id] = device
if mac is not None:
self.mac_to_dev[mac] = device
await device.async_seen(
host_name, location_name, gps, gps_accuracy, battery, attributes,
source_type)
if device.track:
await device.async_update_ha_state()
# During init, we ignore the group
if self.group and self.track_new:
self.hass.async_create_task(
self.hass.async_call(
DOMAIN_GROUP, SERVICE_SET, {
ATTR_OBJECT_ID: util.slugify(GROUP_NAME_ALL_DEVICES),
ATTR_VISIBLE: False,
ATTR_NAME: GROUP_NAME_ALL_DEVICES,
ATTR_ADD_ENTITIES: [device.entity_id]}))
self.hass.bus.async_fire(EVENT_NEW_DEVICE, {
ATTR_ENTITY_ID: device.entity_id,
ATTR_HOST_NAME: device.host_name,
ATTR_MAC: device.mac,
})
# update known_devices.yaml
self.hass.async_create_task(
self.async_update_config(
self.hass.config.path(YAML_DEVICES), dev_id, device)
)
async def async_update_config(self, path, dev_id, device):
"""Add device to YAML configuration file.
This method is a coroutine.
"""
async with self._is_updating:
await self.hass.async_add_executor_job(
update_config, self.hass.config.path(YAML_DEVICES),
dev_id, device)
@callback
def async_setup_group(self):
"""Initialize group for all tracked devices.
This method must be run in the event loop.
"""
entity_ids = [dev.entity_id for dev in self.devices.values()
if dev.track]
self.hass.async_create_task(
self.hass.services.async_call(
DOMAIN_GROUP, SERVICE_SET, {
ATTR_OBJECT_ID: util.slugify(GROUP_NAME_ALL_DEVICES),
ATTR_VISIBLE: False,
ATTR_NAME: GROUP_NAME_ALL_DEVICES,
ATTR_ENTITIES: entity_ids}))
@callback
def async_update_stale(self, now: dt_util.dt.datetime):
"""Update stale devices.
This method must be run in the event loop.
"""
for device in self.devices.values():
if (device.track and device.last_update_home) and \
device.stale(now):
self.hass.async_create_task(device.async_update_ha_state(True))
async def async_setup_tracked_device(self):
"""Set up all not exists tracked devices.
This method is a coroutine.
"""
async def async_init_single_device(dev):
"""Init a single device_tracker entity."""
await dev.async_added_to_hass()
await dev.async_update_ha_state()
tasks = []
for device in self.devices.values():
if device.track and not device.last_seen:
tasks.append(self.hass.async_create_task(
async_init_single_device(device)))
if tasks:
await asyncio.wait(tasks)
class Device(RestoreEntity):
"""Represent a tracked device."""
host_name = None # type: str
location_name = None # type: str
gps = None # type: GPSType
gps_accuracy = 0 # type: int
last_seen = None # type: dt_util.dt.datetime
consider_home = None # type: dt_util.dt.timedelta
battery = None # type: int
attributes = None # type: dict
icon = None # type: str
# Track if the last update of this device was HOME.
last_update_home = False
_state = STATE_NOT_HOME
def __init__(self, hass: HomeAssistantType, consider_home: timedelta,
track: bool, dev_id: str, mac: str, name: str = None,
picture: str = None, gravatar: str = None, icon: str = None,
hide_if_away: bool = False) -> None:
"""Initialize a device."""
self.hass = hass
self.entity_id = ENTITY_ID_FORMAT.format(dev_id)
# Timedelta object how long we consider a device home if it is not
# detected anymore.
self.consider_home = consider_home
# Device ID
self.dev_id = dev_id
self.mac = mac
# If we should track this device
self.track = track
# Configured name
self.config_name = name
# Configured picture
if gravatar is not None:
self.config_picture = get_gravatar_for_email(gravatar)
else:
self.config_picture = picture
self.icon = icon
self.away_hide = hide_if_away
self.source_type = None
self._attributes = {}
@property
def name(self):
"""Return the name of the entity."""
return self.config_name or self.host_name or DEVICE_DEFAULT_NAME
@property
def state(self):
"""Return the state of the device."""
return self._state
@property
def entity_picture(self):
"""Return the picture of the device."""
return self.config_picture
@property
def state_attributes(self):
"""Return the device state attributes."""
attr = {
ATTR_SOURCE_TYPE: self.source_type
}
if self.gps:
attr[ATTR_LATITUDE] = self.gps[0]
attr[ATTR_LONGITUDE] = self.gps[1]
attr[ATTR_GPS_ACCURACY] = self.gps_accuracy
if self.battery:
attr[ATTR_BATTERY] = self.battery
return attr
@property
def device_state_attributes(self):
"""Return device state attributes."""
return self._attributes
@property
def hidden(self):
"""If device should be hidden."""
return self.away_hide and self.state != STATE_HOME
async def async_seen(
self, host_name: str = None, location_name: str = None,
gps: GPSType = None, gps_accuracy=0, battery: int = None,
attributes: dict = None,
source_type: str = SOURCE_TYPE_GPS,
consider_home: timedelta = None):
"""Mark the device as seen."""
self.source_type = source_type
self.last_seen = dt_util.utcnow()
self.host_name = host_name
self.location_name = location_name
self.consider_home = consider_home or self.consider_home
if battery:
self.battery = battery
if attributes:
self._attributes.update(attributes)
self.gps = None
if gps is not None:
try:
self.gps = float(gps[0]), float(gps[1])
self.gps_accuracy = gps_accuracy or 0
except (ValueError, TypeError, IndexError):
self.gps = None
self.gps_accuracy = 0
LOGGER.warning(
"Could not parse gps value for %s: %s", self.dev_id, gps)
# pylint: disable=not-an-iterable
await self.async_update()
def stale(self, now: dt_util.dt.datetime = None):
"""Return if device state is stale.
Async friendly.
"""
return self.last_seen is None or \
(now or dt_util.utcnow()) - self.last_seen > self.consider_home
def mark_stale(self):
"""Mark the device state as stale."""
self._state = STATE_NOT_HOME
self.gps = None
self.last_update_home = False
async def async_update(self):
"""Update state of entity.
This method is a coroutine.
"""
if not self.last_seen:
return
if self.location_name:
self._state = self.location_name
elif self.gps is not None and self.source_type == SOURCE_TYPE_GPS:
zone_state = async_active_zone(
self.hass, self.gps[0], self.gps[1], self.gps_accuracy)
if zone_state is None:
self._state = STATE_NOT_HOME
elif zone_state.entity_id == zone.ENTITY_ID_HOME:
self._state = STATE_HOME
else:
self._state = zone_state.name
elif self.stale():
self.mark_stale()
else:
self._state = STATE_HOME
self.last_update_home = True
async def async_added_to_hass(self):
"""Add an entity."""
await super().async_added_to_hass()
state = await self.async_get_last_state()
if not state:
return
self._state = state.state
self.last_update_home = (state.state == STATE_HOME)
self.last_seen = dt_util.utcnow()
for attr, var in (
(ATTR_SOURCE_TYPE, 'source_type'),
(ATTR_GPS_ACCURACY, 'gps_accuracy'),
(ATTR_BATTERY, 'battery'),
):
if attr in state.attributes:
setattr(self, var, state.attributes[attr])
if ATTR_LONGITUDE in state.attributes:
self.gps = (state.attributes[ATTR_LATITUDE],
state.attributes[ATTR_LONGITUDE])
class DeviceScanner:
"""Device scanner object."""
hass = None # type: HomeAssistantType
def scan_devices(self) -> List[str]:
"""Scan for devices."""
raise NotImplementedError()
def async_scan_devices(self) -> Any:
"""Scan for devices.
This method must be run in the event loop and returns a coroutine.
"""
return self.hass.async_add_job(self.scan_devices)
def get_device_name(self, device: str) -> str:
"""Get the name of a device."""
raise NotImplementedError()
def async_get_device_name(self, device: str) -> Any:
"""Get the name of a device.
This method must be run in the event loop and returns a coroutine.
"""
return self.hass.async_add_job(self.get_device_name, device)
def get_extra_attributes(self, device: str) -> dict:
"""Get the extra attributes of a device."""
raise NotImplementedError()
def async_get_extra_attributes(self, device: str) -> Any:
"""Get the extra attributes of a device.
This method must be run in the event loop and returns a coroutine.
"""
return self.hass.async_add_job(self.get_extra_attributes, device)
async def async_load_config(path: str, hass: HomeAssistantType,
consider_home: timedelta):
"""Load devices from YAML configuration file.
This method is a coroutine.
"""
dev_schema = vol.Schema({
vol.Required(CONF_NAME): cv.string,
vol.Optional(CONF_ICON, default=None): vol.Any(None, cv.icon),
vol.Optional('track', default=False): cv.boolean,
vol.Optional(CONF_MAC, default=None):
vol.Any(None, vol.All(cv.string, vol.Upper)),
vol.Optional(CONF_AWAY_HIDE, default=DEFAULT_AWAY_HIDE): cv.boolean,
vol.Optional('gravatar', default=None): vol.Any(None, cv.string),
vol.Optional('picture', default=None): vol.Any(None, cv.string),
vol.Optional(CONF_CONSIDER_HOME, default=consider_home): vol.All(
cv.time_period, cv.positive_timedelta),
})
result = []
try:
devices = await hass.async_add_job(
load_yaml_config_file, path)
except HomeAssistantError as err:
LOGGER.error("Unable to load %s: %s", path, str(err))
return []
except FileNotFoundError:
return []
for dev_id, device in devices.items():
# Deprecated option. We just ignore it to avoid breaking change
device.pop('vendor', None)
try:
device = dev_schema(device)
device['dev_id'] = cv.slugify(dev_id)
except vol.Invalid as exp:
async_log_exception(exp, dev_id, devices, hass)
else:
result.append(Device(hass, **device))
return result
def update_config(path: str, dev_id: str, device: Device):
"""Add device to YAML configuration file."""
with open(path, 'a') as out:
device = {device.dev_id: {
ATTR_NAME: device.name,
ATTR_MAC: device.mac,
ATTR_ICON: device.icon,
'picture': device.config_picture,
'track': device.track,
CONF_AWAY_HIDE: device.away_hide,
}}
out.write('\n')
out.write(dump(device))
def get_gravatar_for_email(email: str):
"""Return an 80px Gravatar for the given email address.
Async friendly.
"""
import hashlib
url = 'https://www.gravatar.com/avatar/{}.jpg?s=80&d=wavatar'
return url.format(hashlib.md5(email.encode('utf-8').lower()).hexdigest())