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Revise to not need dependencies (or quoting)!

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This commit is contained in:
pavoni 2016-01-21 17:35:33 +00:00
parent e66d15b71d
commit a6f37c032b
1 changed files with 7 additions and 31 deletions
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38
homeassistant/components/sensor/template.py
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@ -10,7 +10,7 @@ https://home-assistant.io/components/sensor.template/
import logging
from homeassistant.helpers.entity import Entity
from homeassistant.helpers.event import track_state_change
from homeassistant.core import EVENT_STATE_CHANGED
from homeassistant.const import (
ATTR_FRIENDLY_NAME, CONF_VALUE_TEMPLATE, ATTR_UNIT_OF_MEASUREMENT)
@ -19,10 +19,6 @@ from homeassistant.util import template
_LOGGER = logging.getLogger(__name__)
CONF_SENSORS = 'sensors'
CONF_ENTITIES = 'entities'
DOT = '.'
QUOTED_DOT = '__________'
# pylint: disable=unused-argument
@ -46,15 +42,13 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
_LOGGER.error(
"Missing %s for sensor %s", CONF_VALUE_TEMPLATE, device)
continue
dependencies = device_config.get(CONF_ENTITIES, [])
sensors.append(
SensorTemplate(
hass,
device,
friendly_name,
unit_of_measurement,
state_template,
dependencies)
state_template)
)
if sensors is None:
_LOGGER.error("No sensors added.")
@ -72,30 +66,20 @@ class SensorTemplate(Entity):
entity_name,
friendly_name,
unit_of_measurement,
state_template,
dependencies):
state_template):
self.hass = hass
# self.entity_id = entity_name
self._name = entity_name
self._friendly_name = friendly_name
self._unit_of_measurement = unit_of_measurement
self._template = state_template
self._entities = dependencies
self._state = ''
# Quote entity names in template. So replace sun.sun with sunQUOTEsun
# the template engine uses dots!
for entity in self._entities:
self._template = self._template.replace(
entity, entity.replace(DOT, QUOTED_DOT))
def _update_callback(_entity_id, _old_state, _new_state):
def _update_callback(_event):
""" Called when the target device changes state. """
self.update_ha_state(True)
for target in dependencies:
track_state_change(hass, target, _update_callback)
self.update()
self.hass.bus.listen(EVENT_STATE_CHANGED, _update_callback)
@property
def name(self):
@ -131,12 +115,4 @@ class SensorTemplate(Entity):
def _renderer(self):
"""Render sensor value."""
render_dictionary = {}
for entity in self._entities:
hass_entity = self.hass.states.get(entity)
if hass_entity is None:
continue
key = entity.replace(DOT, QUOTED_DOT)
render_dictionary[key] = hass_entity
return template.render(self.hass, self._template, render_dictionary)
return template.render(self.hass, self._template)