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Fix RPi_GPIO switch and add extra parameters

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This commit is contained in:
sfam 2015-08-25 23:23:51 +01:00
parent d0c674b756
commit 0a9d82fe6f
1 changed files with 18 additions and 5 deletions
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23
homeassistant/components/switch/rpi_gpio.py
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@ -2,21 +2,28 @@
homeassistant.components.switch.rpi_gpio homeassistant.components.switch.rpi_gpio
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Allows to control the GPIO pins of a Raspberry Pi. Allows to control the GPIO pins of a Raspberry Pi.
Note: To use RPi GPIO, Home Assistant must be run as root.
Configuration: Configuration:
switch: switch:
platform: rpi_gpio platform: rpi_gpio
active_state: "HIGH"
ports: ports:
11: Fan Office 11: Fan Office
12: Light Desk 12: Light Desk
Variables: Variables:
active_state
*Optional
Defines which GPIO state corresponds to a ACTIVE switch. Default is HIGH.
ports ports
*Required *Required
An array specifying the GPIO ports to use and the name to use in the frontend. An array specifying the GPIO ports to use and the name to use in the frontend.
""" """
import logging import logging
try: try:
import RPi.GPIO as GPIO import RPi.GPIO as GPIO
@ -27,6 +34,8 @@ from homeassistant.const import (DEVICE_DEFAULT_NAME,
EVENT_HOMEASSISTANT_START, EVENT_HOMEASSISTANT_START,
EVENT_HOMEASSISTANT_STOP) EVENT_HOMEASSISTANT_STOP)
DEFAULT_ACTIVE_STATE = "HIGH"
REQUIREMENTS = ['RPi.GPIO>=0.5.11'] REQUIREMENTS = ['RPi.GPIO>=0.5.11']
_LOGGER = logging.getLogger(__name__) _LOGGER = logging.getLogger(__name__)
@ -38,10 +47,13 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
_LOGGER.error('RPi.GPIO not available. rpi_gpio ports ignored.') _LOGGER.error('RPi.GPIO not available. rpi_gpio ports ignored.')
return return
GPIO.setmode(GPIO.BCM)
switches = [] switches = []
active_state = config.get('active_state', DEFAULT_ACTIVE_STATE)
ports = config.get('ports') ports = config.get('ports')
for port_num, port_name in ports.items(): for port_num, port_name in ports.items():
switches.append(RPiGPIOSwitch(port_name, port_num)) switches.append(RPiGPIOSwitch(port_name, port_num, active_state))
add_devices(switches) add_devices(switches)
def cleanup_gpio(event): def cleanup_gpio(event):
@ -59,10 +71,11 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
class RPiGPIOSwitch(ToggleEntity): class RPiGPIOSwitch(ToggleEntity):
""" Represents a port that can be toggled using Raspberry Pi GPIO. """ """ Represents a port that can be toggled using Raspberry Pi GPIO. """
def __init__(self, name, gpio): def __init__(self, name, gpio, active_state):
self._name = name or DEVICE_DEFAULT_NAME self._name = name or DEVICE_DEFAULT_NAME
self._state = False self._state = False if self._active_state == "HIGH" else True
self._gpio = gpio self._gpio = gpio
self._active_state = active_state
# pylint: disable=no-member # pylint: disable=no-member
GPIO.setup(gpio, GPIO.OUT) GPIO.setup(gpio, GPIO.OUT)
@ -83,13 +96,13 @@ class RPiGPIOSwitch(ToggleEntity):
def turn_on(self, **kwargs): def turn_on(self, **kwargs):
""" Turn the device on. """ """ Turn the device on. """
if self._switch(True): if self._switch(True if self._active_state == "HIGH" else False):
self._state = True self._state = True
self.update_ha_state() self.update_ha_state()
def turn_off(self, **kwargs): def turn_off(self, **kwargs):
""" Turn the device off. """ """ Turn the device off. """
if self._switch(False): if self._switch(False if self._active_state == "HIGH" else True):
self._state = False self._state = False
self.update_ha_state() self.update_ha_state()