core/homeassistant/components/modem_callerid/sensor.py

121 lines
3.5 KiB
Python

"""A sensor for incoming calls using a USB modem that supports caller ID."""
import logging
import voluptuous as vol
from homeassistant.const import (
STATE_IDLE,
EVENT_HOMEASSISTANT_STOP,
CONF_NAME,
CONF_DEVICE,
)
from homeassistant.components.sensor import PLATFORM_SCHEMA
from homeassistant.helpers.entity import Entity
import homeassistant.helpers.config_validation as cv
_LOGGER = logging.getLogger(__name__)
DEFAULT_NAME = "Modem CallerID"
ICON = "mdi:phone-classic"
DEFAULT_DEVICE = "/dev/ttyACM0"
STATE_RING = "ring"
STATE_CALLERID = "callerid"
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend(
{
vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
vol.Optional(CONF_DEVICE, default=DEFAULT_DEVICE): cv.string,
}
)
def setup_platform(hass, config, add_entities, discovery_info=None):
"""Set up modem caller ID sensor platform."""
from basicmodem.basicmodem import BasicModem as bm
name = config.get(CONF_NAME)
port = config.get(CONF_DEVICE)
modem = bm(port)
if modem.state == modem.STATE_FAILED:
_LOGGER.error("Unable to initialize modem.")
return
add_entities([ModemCalleridSensor(hass, name, port, modem)])
class ModemCalleridSensor(Entity):
"""Implementation of USB modem caller ID sensor."""
def __init__(self, hass, name, port, modem):
"""Initialize the sensor."""
self._attributes = {"cid_time": 0, "cid_number": "", "cid_name": ""}
self._name = name
self.port = port
self.modem = modem
self._state = STATE_IDLE
modem.registercallback(self._incomingcallcallback)
hass.bus.listen_once(EVENT_HOMEASSISTANT_STOP, self._stop_modem)
def set_state(self, state):
"""Set the state."""
self._state = state
def set_attributes(self, attributes):
"""Set the state attributes."""
self._attributes = attributes
@property
def should_poll(self):
"""No polling needed."""
return False
@property
def icon(self):
"""Return icon."""
return ICON
@property
def state(self):
"""Return the state of the device."""
return self._state
@property
def name(self):
"""Return the name of the sensor."""
return self._name
@property
def device_state_attributes(self):
"""Return the state attributes."""
return self._attributes
def _stop_modem(self, event):
"""HA is shutting down, close modem port."""
if self.modem:
self.modem.close()
self.modem = None
def _incomingcallcallback(self, newstate):
"""Handle new states."""
if newstate == self.modem.STATE_RING:
if self.state == self.modem.STATE_IDLE:
att = {
"cid_time": self.modem.get_cidtime,
"cid_number": "",
"cid_name": "",
}
self.set_attributes(att)
self._state = STATE_RING
self.schedule_update_ha_state()
elif newstate == self.modem.STATE_CALLERID:
att = {
"cid_time": self.modem.get_cidtime,
"cid_number": self.modem.get_cidnumber,
"cid_name": self.modem.get_cidname,
}
self.set_attributes(att)
self._state = STATE_CALLERID
self.schedule_update_ha_state()
elif newstate == self.modem.STATE_IDLE:
self._state = STATE_IDLE
self.schedule_update_ha_state()