82 lines
2.3 KiB
Python
82 lines
2.3 KiB
Python
"""Allows to configure a switch using RPi GPIO."""
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import voluptuous as vol
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from homeassistant.components.switch import PLATFORM_SCHEMA, SwitchEntity
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from homeassistant.const import CONF_HOST, DEVICE_DEFAULT_NAME
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import homeassistant.helpers.config_validation as cv
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from . import CONF_INVERT_LOGIC, DEFAULT_INVERT_LOGIC
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from .. import remote_rpi_gpio
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CONF_PORTS = "ports"
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_SENSORS_SCHEMA = vol.Schema({cv.positive_int: cv.string})
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PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend(
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{
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vol.Required(CONF_HOST): cv.string,
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vol.Required(CONF_PORTS): _SENSORS_SCHEMA,
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vol.Optional(CONF_INVERT_LOGIC, default=DEFAULT_INVERT_LOGIC): cv.boolean,
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}
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)
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def setup_platform(hass, config, add_entities, discovery_info=None):
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"""Set up the Remote Raspberry PI GPIO devices."""
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address = config[CONF_HOST]
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invert_logic = config[CONF_INVERT_LOGIC]
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ports = config[CONF_PORTS]
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devices = []
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for port, name in ports.items():
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try:
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led = remote_rpi_gpio.setup_output(address, port, invert_logic)
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except (ValueError, IndexError, KeyError, OSError):
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return
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new_switch = RemoteRPiGPIOSwitch(name, led)
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devices.append(new_switch)
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add_entities(devices)
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class RemoteRPiGPIOSwitch(SwitchEntity):
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"""Representation of a Remote Raspberry Pi GPIO."""
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def __init__(self, name, led):
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"""Initialize the pin."""
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self._name = name or DEVICE_DEFAULT_NAME
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self._state = False
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self._switch = led
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@property
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def name(self):
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"""Return the name of the switch."""
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return self._name
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@property
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def should_poll(self):
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"""No polling needed."""
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return False
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@property
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def assumed_state(self):
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"""If unable to access real state of the entity."""
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return True
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@property
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def is_on(self):
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"""Return true if device is on."""
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return self._state
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def turn_on(self, **kwargs):
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"""Turn the device on."""
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remote_rpi_gpio.write_output(self._switch, 1)
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self._state = True
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self.schedule_update_ha_state()
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def turn_off(self, **kwargs):
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"""Turn the device off."""
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remote_rpi_gpio.write_output(self._switch, 0)
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self._state = False
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self.schedule_update_ha_state()
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