core/homeassistant/components/dweet.py

74 lines
1.9 KiB
Python

"""
A component which allows you to send data to Dweet.io.
For more details about this component, please refer to the documentation at
https://home-assistant.io/components/dweet/
"""
import logging
from datetime import timedelta
import voluptuous as vol
from homeassistant.const import EVENT_STATE_CHANGED, STATE_UNKNOWN
import homeassistant.helpers.config_validation as cv
from homeassistant.helpers import state as state_helper
from homeassistant.util import Throttle
_LOGGER = logging.getLogger(__name__)
DOMAIN = "dweet"
DEPENDENCIES = []
REQUIREMENTS = ['dweepy==0.2.0']
CONF_NAME = 'name'
CONF_WHITELIST = 'whitelist'
MIN_TIME_BETWEEN_UPDATES = timedelta(seconds=1)
CONFIG_SCHEMA = vol.Schema({
DOMAIN: vol.Schema({
vol.Required(CONF_NAME): cv.string,
vol.Required(CONF_WHITELIST): cv.string,
}),
}, extra=vol.ALLOW_EXTRA)
# pylint: disable=too-many-locals
def setup(hass, config):
"""Setup the Dweet.io component."""
conf = config[DOMAIN]
name = conf[CONF_NAME]
whitelist = conf.get(CONF_WHITELIST, [])
json_body = {}
def dweet_event_listener(event):
"""Listen for new messages on the bus and sends them to Dweet.io."""
state = event.data.get('new_state')
if state is None or state.state in (STATE_UNKNOWN, '') \
or state.entity_id not in whitelist:
return
try:
_state = state_helper.state_as_number(state)
except ValueError:
_state = state.state
json_body[state.attributes.get('friendly_name')] = _state
send_data(name, json_body)
hass.bus.listen(EVENT_STATE_CHANGED, dweet_event_listener)
return True
@Throttle(MIN_TIME_BETWEEN_UPDATES)
def send_data(name, msg):
"""Send the collected data to Dweet.io."""
import dweepy
try:
dweepy.dweet_for(name, msg)
except dweepy.DweepyError:
_LOGGER.error("Error saving data '%s' to Dweet.io", msg)