96 lines
3.2 KiB
Python
96 lines
3.2 KiB
Python
"""
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Offer zone automation rules.
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For more details about this automation rule, please refer to the documentation
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at https://home-assistant.io/components/automation/#zone-trigger
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"""
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import voluptuous as vol
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from homeassistant.components import zone
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from homeassistant.const import (
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ATTR_GPS_ACCURACY, ATTR_LATITUDE, ATTR_LONGITUDE, MATCH_ALL, CONF_PLATFORM)
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from homeassistant.helpers.event import track_state_change
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import homeassistant.helpers.config_validation as cv
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CONF_ENTITY_ID = "entity_id"
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CONF_ZONE = "zone"
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CONF_EVENT = "event"
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EVENT_ENTER = "enter"
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EVENT_LEAVE = "leave"
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DEFAULT_EVENT = EVENT_ENTER
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TRIGGER_SCHEMA = vol.Schema({
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vol.Required(CONF_PLATFORM): 'zone',
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vol.Required(CONF_ENTITY_ID): cv.entity_id,
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vol.Required(CONF_ZONE): cv.entity_id,
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vol.Required(CONF_EVENT, default=DEFAULT_EVENT):
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vol.Any(EVENT_ENTER, EVENT_LEAVE),
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})
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IF_ACTION_SCHEMA = vol.Schema({
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vol.Required(CONF_PLATFORM): 'zone',
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vol.Required(CONF_ENTITY_ID): cv.entity_id,
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vol.Required(CONF_ZONE): cv.entity_id,
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})
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def trigger(hass, config, action):
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"""Listen for state changes based on configuration."""
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entity_id = config.get(CONF_ENTITY_ID)
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zone_entity_id = config.get(CONF_ZONE)
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event = config.get(CONF_EVENT)
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def zone_automation_listener(entity, from_s, to_s):
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"""Listen for state changes and calls action."""
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if from_s and None in (from_s.attributes.get(ATTR_LATITUDE),
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from_s.attributes.get(ATTR_LONGITUDE)) or \
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None in (to_s.attributes.get(ATTR_LATITUDE),
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to_s.attributes.get(ATTR_LONGITUDE)):
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return
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zone_state = hass.states.get(zone_entity_id)
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from_match = _in_zone(hass, zone_state, from_s) if from_s else None
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to_match = _in_zone(hass, zone_state, to_s)
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# pylint: disable=too-many-boolean-expressions
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if event == EVENT_ENTER and not from_match and to_match or \
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event == EVENT_LEAVE and from_match and not to_match:
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action({
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'trigger': {
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'platform': 'zone',
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'entity_id': entity,
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'from_state': from_s,
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'to_state': to_s,
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'zone': zone_state,
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},
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})
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track_state_change(
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hass, entity_id, zone_automation_listener, MATCH_ALL, MATCH_ALL)
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return True
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def if_action(hass, config):
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"""Wrap action method with zone based condition."""
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entity_id = config.get(CONF_ENTITY_ID)
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zone_entity_id = config.get(CONF_ZONE)
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def if_in_zone(variables):
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"""Test if condition."""
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zone_state = hass.states.get(zone_entity_id)
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return _in_zone(hass, zone_state, hass.states.get(entity_id))
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return if_in_zone
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def _in_zone(hass, zone_state, state):
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"""Check if state is in zone."""
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if not state or None in (state.attributes.get(ATTR_LATITUDE),
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state.attributes.get(ATTR_LONGITUDE)):
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return False
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return zone_state and zone.in_zone(
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zone_state, state.attributes.get(ATTR_LATITUDE),
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state.attributes.get(ATTR_LONGITUDE),
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state.attributes.get(ATTR_GPS_ACCURACY, 0))
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