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48 lines
1.4 KiB
Python
48 lines
1.4 KiB
Python
import esphome.codegen as cg
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import esphome.config_validation as cv
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from esphome.components import binary_sensor
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from esphome.const import CONF_UID
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from esphome.core import HexInt
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from . import pn532_ns, PN532, CONF_PN532_ID
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DEPENDENCIES = ["pn532"]
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def validate_uid(value):
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value = cv.string_strict(value)
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for x in value.split("-"):
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if len(x) != 2:
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raise cv.Invalid(
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"Each part (separated by '-') of the UID must be two characters "
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"long."
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)
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try:
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x = int(x, 16)
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except ValueError as err:
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raise cv.Invalid(
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"Valid characters for parts of a UID are 0123456789ABCDEF."
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) from err
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if x < 0 or x > 255:
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raise cv.Invalid(
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"Valid values for UID parts (separated by '-') are 00 to FF"
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)
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return value
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PN532BinarySensor = pn532_ns.class_("PN532BinarySensor", binary_sensor.BinarySensor)
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CONFIG_SCHEMA = binary_sensor.binary_sensor_schema(PN532BinarySensor).extend(
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{
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cv.GenerateID(CONF_PN532_ID): cv.use_id(PN532),
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cv.Required(CONF_UID): validate_uid,
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}
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)
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async def to_code(config):
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var = await binary_sensor.new_binary_sensor(config)
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hub = await cg.get_variable(config[CONF_PN532_ID])
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cg.add(hub.register_tag(var))
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addr = [HexInt(int(x, 16)) for x in config[CONF_UID].split("-")]
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cg.add(var.set_uid(addr))
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