107 lines
3.4 KiB
Python
107 lines
3.4 KiB
Python
"""
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homeassistant.components.switch.tellstick
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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Support for Tellstick switches.
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For more details about this platform, please refer to the documentation at
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https://home-assistant.io/components/switch.tellstick.html
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"""
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import logging
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from homeassistant.const import (EVENT_HOMEASSISTANT_STOP,
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ATTR_FRIENDLY_NAME)
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from homeassistant.helpers.entity import ToggleEntity
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import tellcore.constants as tellcore_constants
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from tellcore.library import DirectCallbackDispatcher
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SINGAL_REPETITIONS = 1
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REQUIREMENTS = ['tellcore-py==1.1.2']
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# pylint: disable=unused-argument
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def setup_platform(hass, config, add_devices_callback, discovery_info=None):
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""" Find and return Tellstick switches. """
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try:
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import tellcore.telldus as telldus
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except ImportError:
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logging.getLogger(__name__).exception(
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"Failed to import tellcore")
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return
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core = telldus.TelldusCore(callback_dispatcher=DirectCallbackDispatcher())
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signal_repetitions = config.get('signal_repetitions', SINGAL_REPETITIONS)
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switches_and_lights = core.devices()
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switches = []
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for switch in switches_and_lights:
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if not switch.methods(tellcore_constants.TELLSTICK_DIM):
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switches.append(
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TellstickSwitchDevice(switch, signal_repetitions))
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def _device_event_callback(id_, method, data, cid):
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""" Called from the TelldusCore library to update one device """
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for switch_device in switches:
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if switch_device.tellstick_device.id == id_:
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switch_device.update_ha_state()
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break
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callback_id = core.register_device_event(_device_event_callback)
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def unload_telldus_lib(event):
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""" Un-register the callback bindings """
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if callback_id is not None:
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core.unregister_callback(callback_id)
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hass.bus.listen_once(EVENT_HOMEASSISTANT_STOP, unload_telldus_lib)
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add_devices_callback(switches)
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class TellstickSwitchDevice(ToggleEntity):
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""" Represents a Tellstick switch. """
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last_sent_command_mask = (tellcore_constants.TELLSTICK_TURNON |
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tellcore_constants.TELLSTICK_TURNOFF)
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def __init__(self, tellstick_device, signal_repetitions):
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self.tellstick_device = tellstick_device
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self.state_attr = {ATTR_FRIENDLY_NAME: tellstick_device.name}
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self.signal_repetitions = signal_repetitions
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@property
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def should_poll(self):
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""" Tells Home Assistant not to poll this entity. """
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return False
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@property
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def name(self):
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""" Returns the name of the switch if any. """
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return self.tellstick_device.name
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@property
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def state_attributes(self):
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""" Returns optional state attributes. """
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return self.state_attr
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@property
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def is_on(self):
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""" True if switch is on. """
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last_command = self.tellstick_device.last_sent_command(
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self.last_sent_command_mask)
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return last_command == tellcore_constants.TELLSTICK_TURNON
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def turn_on(self, **kwargs):
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""" Turns the switch on. """
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for _ in range(self.signal_repetitions):
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self.tellstick_device.turn_on()
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self.update_ha_state()
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def turn_off(self, **kwargs):
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""" Turns the switch off. """
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for _ in range(self.signal_repetitions):
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self.tellstick_device.turn_off()
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self.update_ha_state()
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