Add entity support to Waze Travel Time (#14934)

Current version only supports latitude and longitude or an address for the origin and destination fields. This update allows those fields to use entity IDs of device_tracker, zone, and sensor.
This commit is contained in:
Petro31 2018-06-17 01:13:47 -04:00 committed by Sebastian Muszynski
parent 3db5d5bbf9
commit addca54118
1 changed files with 130 additions and 55 deletions

View File

@ -7,12 +7,14 @@ https://home-assistant.io/components/sensor.waze_travel_time/
from datetime import timedelta
import logging
import requests
import voluptuous as vol
from homeassistant.components.sensor import PLATFORM_SCHEMA
from homeassistant.const import ATTR_ATTRIBUTION, CONF_NAME, CONF_REGION
from homeassistant.const import (
ATTR_ATTRIBUTION, CONF_NAME, CONF_REGION, EVENT_HOMEASSISTANT_START,
ATTR_LATITUDE, ATTR_LONGITUDE)
import homeassistant.helpers.config_validation as cv
import homeassistant.helpers.location as location
from homeassistant.helpers.entity import Entity
from homeassistant.util import Throttle
@ -20,6 +22,7 @@ REQUIREMENTS = ['WazeRouteCalculator==0.5']
_LOGGER = logging.getLogger(__name__)
ATTR_DURATION = 'duration'
ATTR_DISTANCE = 'distance'
ATTR_ROUTE = 'route'
@ -46,6 +49,8 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
vol.Optional(CONF_EXCL_FILTER): cv.string,
})
TRACKABLE_DOMAINS = ['device_tracker', 'sensor', 'zone']
def setup_platform(hass, config, add_devices, discovery_info=None):
"""Set up the Waze travel time sensor platform."""
@ -56,24 +61,46 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
incl_filter = config.get(CONF_INCL_FILTER)
excl_filter = config.get(CONF_EXCL_FILTER)
try:
waze_data = WazeRouteData(
origin, destination, region, incl_filter, excl_filter)
except requests.exceptions.HTTPError as error:
_LOGGER.error("%s", error)
return
sensor = WazeTravelTime(name, origin, destination, region,
incl_filter, excl_filter)
add_devices([WazeTravelTime(waze_data, name)], True)
add_devices([sensor], True)
hass.bus.listen_once(EVENT_HOMEASSISTANT_START, sensor.update)
def _get_location_from_attributes(state):
"""Get the lat/long string from an states attributes."""
attr = state.attributes
return '{},{}'.format(
attr.get(ATTR_LATITUDE),
attr.get(ATTR_LONGITUDE)
)
class WazeTravelTime(Entity):
"""Representation of a Waze travel time sensor."""
def __init__(self, waze_data, name):
def __init__(self, name, origin, destination, region,
incl_filter, excl_filter):
"""Initialize the Waze travel time sensor."""
self._name = name
self._region = region
self._incl_filter = incl_filter
self._excl_filter = excl_filter
self._state = None
self.waze_data = waze_data
self._origin_entity_id = None
self._destination_entity_id = None
if origin.split('.', 1)[0] in TRACKABLE_DOMAINS:
self._origin_entity_id = origin
else:
self._origin = origin
if destination.split('.', 1)[0] in TRACKABLE_DOMAINS:
self._destination_entity_id = destination
else:
self._destination = destination
@property
def name(self):
@ -83,7 +110,12 @@ class WazeTravelTime(Entity):
@property
def state(self):
"""Return the state of the sensor."""
return round(self._state['duration'])
if self._state is None:
return None
if 'duration' in self._state:
return round(self._state['duration'])
return None
@property
def unit_of_measurement(self):
@ -98,54 +130,97 @@ class WazeTravelTime(Entity):
@property
def device_state_attributes(self):
"""Return the state attributes of the last update."""
return {
ATTR_ATTRIBUTION: CONF_ATTRIBUTION,
ATTR_DISTANCE: round(self._state['distance']),
ATTR_ROUTE: self._state['route'],
}
if self._state is None:
return None
def update(self):
"""Fetch new state data for the sensor."""
try:
self.waze_data.update()
self._state = self.waze_data.data
except KeyError:
_LOGGER.error("Error retrieving data from server")
res = {ATTR_ATTRIBUTION: CONF_ATTRIBUTION}
if 'duration' in self._state:
res[ATTR_DURATION] = self._state['duration']
if 'distance' in self._state:
res[ATTR_DISTANCE] = self._state['distance']
if 'route' in self._state:
res[ATTR_ROUTE] = self._state['route']
return res
def _get_location_from_entity(self, entity_id):
"""Get the location from the entity_id."""
state = self.hass.states.get(entity_id)
class WazeRouteData(object):
"""Get data from Waze."""
if state is None:
_LOGGER.error("Unable to find entity %s", entity_id)
return None
def __init__(self, origin, destination, region, incl_filter, excl_filter):
"""Initialize the data object."""
self._destination = destination
self._origin = origin
self._region = region
self._incl_filter = incl_filter
self._excl_filter = excl_filter
self.data = {}
# Check if the entity has location attributes (zone)
if location.has_location(state):
return _get_location_from_attributes(state)
# Check if device is in a zone (device_tracker)
zone_state = self.hass.states.get('zone.{}'.format(state.state))
if location.has_location(zone_state):
_LOGGER.debug(
"%s is in %s, getting zone location",
entity_id, zone_state.entity_id
)
return _get_location_from_attributes(zone_state)
# If zone was not found in state then use the state as the location
if entity_id.startswith('sensor.'):
return state.state
# When everything fails just return nothing
return None
def _resolve_zone(self, friendly_name):
"""Get a lat/long from a zones friendly_name."""
states = self.hass.states.all()
for state in states:
if state.domain == 'zone' and state.name == friendly_name:
return _get_location_from_attributes(state)
return friendly_name
@Throttle(SCAN_INTERVAL)
def update(self):
"""Fetch latest data from Waze."""
"""Fetch new state data for the sensor."""
import WazeRouteCalculator
_LOGGER.debug("Update in progress...")
try:
params = WazeRouteCalculator.WazeRouteCalculator(
self._origin, self._destination, self._region, None)
results = params.calc_all_routes_info()
if self._incl_filter is not None:
results = {k: v for k, v in results.items() if
self._incl_filter.lower() in k.lower()}
if self._excl_filter is not None:
results = {k: v for k, v in results.items() if
self._excl_filter.lower() not in k.lower()}
best_route = next(iter(results))
(duration, distance) = results[best_route]
best_route_str = bytes(best_route, 'ISO-8859-1').decode('UTF-8')
self.data['duration'] = duration
self.data['distance'] = distance
self.data['route'] = best_route_str
except WazeRouteCalculator.WRCError as exp:
_LOGGER.error("Error on retrieving data: %s", exp)
return
if self._origin_entity_id is not None:
self._origin = self._get_location_from_entity(
self._origin_entity_id
)
if self._destination_entity_id is not None:
self._destination = self._get_location_from_entity(
self._destination_entity_id
)
self._destination = self._resolve_zone(self._destination)
self._origin = self._resolve_zone(self._origin)
if self._destination is not None and self._origin is not None:
try:
params = WazeRouteCalculator.WazeRouteCalculator(
self._origin, self._destination, self._region)
routes = params.calc_all_routes_info()
if self._incl_filter is not None:
routes = {k: v for k, v in routes.items() if
self._incl_filter.lower() in k.lower()}
if self._excl_filter is not None:
routes = {k: v for k, v in routes.items() if
self._excl_filter.lower() not in k.lower()}
route = sorted(routes, key=(lambda key: routes[key][0]))[0]
duration, distance = routes[route]
route = bytes(route, 'ISO-8859-1').decode('UTF-8')
self._state = {
'duration': duration,
'distance': distance,
'route': route}
except WazeRouteCalculator.WRCError as exp:
_LOGGER.error("Error on retrieving data: %s", exp)
return
except KeyError:
_LOGGER.error("Error retrieving data from server")
return