core/homeassistant/components/alarm_control_panel/nx584.py

106 lines
3.1 KiB
Python

"""
Support for NX584 alarm control panels.
For more details about this platform, please refer to the documentation at
https://home-assistant.io/components/alarm_control_panel.nx584/
"""
import logging
import requests
import homeassistant.components.alarm_control_panel as alarm
from homeassistant.const import (
STATE_ALARM_ARMED_AWAY, STATE_ALARM_ARMED_HOME, STATE_ALARM_DISARMED,
STATE_UNKNOWN)
REQUIREMENTS = ['pynx584==0.2']
_LOGGER = logging.getLogger(__name__)
def setup_platform(hass, config, add_devices, discovery_info=None):
"""Setup nx584 platform."""
host = config.get('host', 'localhost:5007')
try:
add_devices([NX584Alarm(hass, host, config.get('name', 'NX584'))])
except requests.exceptions.ConnectionError as ex:
_LOGGER.error('Unable to connect to NX584: %s', str(ex))
return False
class NX584Alarm(alarm.AlarmControlPanel):
"""Represents the NX584-based alarm panel."""
def __init__(self, hass, host, name):
"""Initalize the nx584 alarm panel."""
from nx584 import client
self._hass = hass
self._host = host
self._name = name
self._alarm = client.Client('http://%s' % host)
# Do an initial list operation so that we will try to actually
# talk to the API and trigger a requests exception for setup_platform()
# to catch
self._alarm.list_zones()
@property
def should_poll(self):
"""Polling needed."""
return True
@property
def name(self):
"""Return the name of the device."""
return self._name
@property
def code_format(self):
"""The characters if code is defined."""
return '[0-9]{4}([0-9]{2})?'
@property
def state(self):
"""Return the state of the device."""
try:
part = self._alarm.list_partitions()[0]
zones = self._alarm.list_zones()
except requests.exceptions.ConnectionError as ex:
_LOGGER.error('Unable to connect to %(host)s: %(reason)s',
dict(host=self._host, reason=ex))
return STATE_UNKNOWN
except IndexError:
_LOGGER.error('nx584 reports no partitions')
return STATE_UNKNOWN
bypassed = False
for zone in zones:
if zone['bypassed']:
_LOGGER.debug('Zone %(zone)s is bypassed, '
'assuming HOME',
dict(zone=zone['number']))
bypassed = True
break
if not part['armed']:
return STATE_ALARM_DISARMED
elif bypassed:
return STATE_ALARM_ARMED_HOME
else:
return STATE_ALARM_ARMED_AWAY
def alarm_disarm(self, code=None):
"""Send disarm command."""
self._alarm.disarm(code)
def alarm_arm_home(self, code=None):
"""Send arm home command."""
self._alarm.arm('home')
def alarm_arm_away(self, code=None):
"""Send arm away command."""
self._alarm.arm('auto')
def alarm_trigger(self, code=None):
"""Alarm trigger command."""
raise NotImplementedError()