core/homeassistant/components/switch/transmission.py

102 lines
3.1 KiB
Python

"""
Support for setting the Transmission BitTorrent client Turtle Mode.
For more details about this platform, please refer to the documentation at
https://home-assistant.io/components/switch.transmission/
"""
import logging
import voluptuous as vol
from homeassistant.components.switch import PLATFORM_SCHEMA
from homeassistant.const import (
CONF_HOST, CONF_NAME, CONF_PORT, CONF_PASSWORD, CONF_USERNAME, STATE_OFF,
STATE_ON)
from homeassistant.helpers.entity import ToggleEntity
import homeassistant.helpers.config_validation as cv
REQUIREMENTS = ['transmissionrpc==0.11']
_LOGGING = logging.getLogger(__name__)
DEFAULT_NAME = 'Transmission Turtle Mode'
DEFAULT_PORT = 9091
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
vol.Required(CONF_HOST): cv.string,
vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
vol.Optional(CONF_PASSWORD): cv.string,
vol.Optional(CONF_PORT, default=DEFAULT_PORT): cv.port,
vol.Optional(CONF_USERNAME): cv.string,
})
def setup_platform(hass, config, add_devices, discovery_info=None):
"""Set up the Transmission switch."""
import transmissionrpc
from transmissionrpc.error import TransmissionError
name = config.get(CONF_NAME)
host = config.get(CONF_HOST)
username = config.get(CONF_USERNAME)
password = config.get(CONF_PASSWORD)
port = config.get(CONF_PORT)
try:
transmission_api = transmissionrpc.Client(
host, port=port, user=username, password=password)
transmission_api.session_stats()
except TransmissionError as error:
_LOGGING.error(
"Connection to Transmission API failed on %s:%s with message %s",
host, port, error.original
)
return False
add_devices([TransmissionSwitch(transmission_api, name)])
class TransmissionSwitch(ToggleEntity):
"""Representation of a Transmission switch."""
def __init__(self, transmission_client, name):
"""Initialize the Transmission switch."""
self._name = name
self.transmission_client = transmission_client
self._state = STATE_OFF
@property
def name(self):
"""Return the name of the switch."""
return self._name
@property
def state(self):
"""Return the state of the device."""
return self._state
@property
def should_poll(self):
"""Poll for status regularly."""
return True
@property
def is_on(self):
"""Return true if device is on."""
return self._state == STATE_ON
def turn_on(self, **kwargs):
"""Turn the device on."""
_LOGGING.debug("Turning Turtle Mode of Transmission on")
self.transmission_client.set_session(alt_speed_enabled=True)
def turn_off(self, **kwargs):
"""Turn the device off."""
_LOGGING.debug("Turning Turtle Mode of Transmission off")
self.transmission_client.set_session(alt_speed_enabled=False)
def update(self):
"""Get the latest data from Transmission and updates the state."""
active = self.transmission_client.get_session().alt_speed_enabled
self._state = STATE_ON if active else STATE_OFF