esphome/esphomeyaml/components/sensor/dht.py

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import voluptuous as vol
from esphomeyaml.components import sensor
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import esphomeyaml.config_validation as cv
from esphomeyaml.const import CONF_HUMIDITY, CONF_ID, CONF_MAKE_ID, CONF_MODEL, CONF_NAME, \
CONF_PIN, CONF_TEMPERATURE, CONF_UPDATE_INTERVAL
from esphomeyaml.cpp_generator import Pvariable, add, variable
from esphomeyaml.cpp_helpers import gpio_output_pin_expression, setup_component
from esphomeyaml.cpp_types import App, Application, PollingComponent
from esphomeyaml.pins import gpio_input_pullup_pin_schema
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DHTModel = sensor.sensor_ns.enum('DHTModel')
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DHT_MODELS = {
'AUTO_DETECT': DHTModel.DHT_MODEL_AUTO_DETECT,
'DHT11': DHTModel.DHT_MODEL_DHT11,
'DHT22': DHTModel.DHT_MODEL_DHT22,
'AM2302': DHTModel.DHT_MODEL_AM2302,
'RHT03': DHTModel.DHT_MODEL_RHT03,
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}
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MakeDHTSensor = Application.struct('MakeDHTSensor')
DHTComponent = sensor.sensor_ns.class_('DHTComponent', PollingComponent)
DHTTemperatureSensor = sensor.sensor_ns.class_('DHTTemperatureSensor',
sensor.EmptyPollingParentSensor)
DHTHumiditySensor = sensor.sensor_ns.class_('DHTHumiditySensor',
sensor.EmptyPollingParentSensor)
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PLATFORM_SCHEMA = sensor.PLATFORM_SCHEMA.extend({
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cv.GenerateID(CONF_MAKE_ID): cv.declare_variable_id(MakeDHTSensor),
cv.GenerateID(): cv.declare_variable_id(DHTComponent),
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vol.Required(CONF_PIN): gpio_input_pullup_pin_schema,
vol.Required(CONF_TEMPERATURE): cv.nameable(sensor.SENSOR_SCHEMA.extend({
cv.GenerateID(): cv.declare_variable_id(DHTTemperatureSensor),
})),
vol.Required(CONF_HUMIDITY): cv.nameable(sensor.SENSOR_SCHEMA.extend({
cv.GenerateID(): cv.declare_variable_id(DHTHumiditySensor),
})),
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vol.Optional(CONF_MODEL): vol.All(vol.Upper, cv.one_of(*DHT_MODELS)),
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vol.Optional(CONF_UPDATE_INTERVAL): cv.update_interval,
}).extend(cv.COMPONENT_SCHEMA.schema)
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def to_code(config):
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for pin in gpio_output_pin_expression(config[CONF_PIN]):
yield
rhs = App.make_dht_sensor(config[CONF_TEMPERATURE][CONF_NAME],
config[CONF_HUMIDITY][CONF_NAME],
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pin, config.get(CONF_UPDATE_INTERVAL))
make = variable(config[CONF_MAKE_ID], rhs)
dht = make.Pdht
Pvariable(config[CONF_ID], dht)
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if CONF_MODEL in config:
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constant = DHT_MODELS[config[CONF_MODEL]]
add(dht.set_dht_model(constant))
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sensor.setup_sensor(dht.Pget_temperature_sensor(),
make.Pmqtt_temperature, config[CONF_TEMPERATURE])
sensor.setup_sensor(dht.Pget_humidity_sensor(),
make.Pmqtt_humidity, config[CONF_HUMIDITY])
setup_component(dht, config)
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BUILD_FLAGS = '-DUSE_DHT_SENSOR'
def to_hass_config(data, config):
return [sensor.core_to_hass_config(data, config[CONF_TEMPERATURE]),
sensor.core_to_hass_config(data, config[CONF_HUMIDITY])]