76 lines
2.1 KiB
Python
76 lines
2.1 KiB
Python
"""Component for interfacing RFK101 proximity card readers.
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For more details about this component, please refer to the documentation at
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https://home-assistant.io/components/idteck_prox/
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"""
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import logging
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import voluptuous as vol
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import homeassistant.helpers.config_validation as cv
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from homeassistant.const import (
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CONF_HOST, CONF_PORT, CONF_NAME, EVENT_HOMEASSISTANT_STOP)
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REQUIREMENTS = ['rfk101py==0.0.1']
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_LOGGER = logging.getLogger(__name__)
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DOMAIN = "idteck_prox"
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EVENT_IDTECK_PROX_KEYCARD = 'idteck_prox_keycard'
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CONFIG_SCHEMA = vol.Schema({
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DOMAIN: vol.All(cv.ensure_list, [vol.Schema({
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vol.Required(CONF_HOST): cv.string,
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vol.Required(CONF_PORT): cv.port,
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vol.Required(CONF_NAME): cv.string,
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})])
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}, extra=vol.ALLOW_EXTRA)
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def setup(hass, config):
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"""Set up the IDTECK proximity card component."""
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conf = config[DOMAIN]
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for unit in conf:
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host = unit[CONF_HOST]
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port = unit[CONF_PORT]
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name = unit[CONF_NAME]
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try:
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reader = IdteckReader(hass, host, port, name)
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reader.connect()
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hass.bus.listen_once(EVENT_HOMEASSISTANT_STOP, reader.stop)
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except OSError as error:
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_LOGGER.error('Error creating "%s". %s', name, error)
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return False
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return True
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class IdteckReader():
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"""Representation of an IDTECK proximity card reader."""
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def __init__(self, hass, host, port, name):
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"""Initialize the reader."""
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self.hass = hass
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self._host = host
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self._port = port
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self._name = name
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self._connection = None
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def connect(self):
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"""Connect to the reader."""
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from rfk101py.rfk101py import rfk101py
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self._connection = rfk101py(self._host, self._port, self._callback)
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def _callback(self, card):
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"""Send a keycard event message into HASS whenever a card is read."""
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self.hass.bus.fire(
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EVENT_IDTECK_PROX_KEYCARD, {'card': card, 'name': self._name})
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def stop(self):
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"""Close resources."""
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if self._connection:
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self._connection.close()
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self._connection = None
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