esphome/esphomeyaml/components/binary_sensor/pn532.py

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import voluptuous as vol
import esphomeyaml.config_validation as cv
from esphomeyaml.components import binary_sensor
from esphomeyaml.components.pn532 import PN532Component
from esphomeyaml.const import CONF_NAME, CONF_UID
from esphomeyaml.core import HexInt
from esphomeyaml.helpers import ArrayInitializer, get_variable
DEPENDENCIES = ['pn532']
CONF_PN532_ID = 'pn532_id'
def validate_uid(value):
value = cv.string_strict(value)
for x in value.split('-'):
if len(x) != 2:
raise vol.Invalid("Each part (separated by '-') of the UID must be two characters "
"long.")
try:
x = int(x, 16)
except ValueError:
raise vol.Invalid("Valid characters for parts of a UID are 0123456789ABCDEF.")
if x < 0 or x > 255:
raise vol.Invalid("Valid values for UID parts (separated by '-') are 00 to FF")
return value
PN532BinarySensor = binary_sensor.binary_sensor_ns.class_('PN532BinarySensor',
binary_sensor.BinarySensor)
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PLATFORM_SCHEMA = cv.nameable(binary_sensor.BINARY_SENSOR_PLATFORM_SCHEMA.extend({
cv.GenerateID(): cv.declare_variable_id(PN532BinarySensor),
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vol.Required(CONF_UID): validate_uid,
cv.GenerateID(CONF_PN532_ID): cv.use_variable_id(PN532Component)
}))
def to_code(config):
for hub in get_variable(config[CONF_PN532_ID]):
yield
addr = [HexInt(int(x, 16)) for x in config[CONF_UID].split('-')]
rhs = hub.make_tag(config[CONF_NAME], ArrayInitializer(*addr, multiline=False))
binary_sensor.register_binary_sensor(rhs, config)
def to_hass_config(data, config):
return binary_sensor.core_to_hass_config(data, config)