core/homeassistant/components/lametric/notify.py

118 lines
4.3 KiB
Python

"""Support for LaMetric notifications."""
import logging
from requests.exceptions import ConnectionError as RequestsConnectionError
import voluptuous as vol
from homeassistant.components.notify import (
ATTR_TARGET, ATTR_DATA, PLATFORM_SCHEMA, BaseNotificationService)
from homeassistant.const import CONF_ICON
import homeassistant.helpers.config_validation as cv
from homeassistant.components.lametric import DOMAIN as LAMETRIC_DOMAIN
REQUIREMENTS = ['lmnotify==0.0.4']
_LOGGER = logging.getLogger(__name__)
AVAILABLE_PRIORITIES = ['info', 'warning', 'critical']
CONF_CYCLES = 'cycles'
CONF_LIFETIME = 'lifetime'
CONF_PRIORITY = 'priority'
DEPENDENCIES = ['lametric']
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
vol.Optional(CONF_ICON, default='a7956'): cv.string,
vol.Optional(CONF_LIFETIME, default=10): cv.positive_int,
vol.Optional(CONF_CYCLES, default=1): cv.positive_int,
vol.Optional(CONF_PRIORITY, default='warning'):
vol.In(AVAILABLE_PRIORITIES),
})
def get_service(hass, config, discovery_info=None):
"""Get the LaMetric notification service."""
hlmn = hass.data.get(LAMETRIC_DOMAIN)
return LaMetricNotificationService(
hlmn, config[CONF_ICON], config[CONF_LIFETIME] * 1000,
config[CONF_CYCLES], config[CONF_PRIORITY])
class LaMetricNotificationService(BaseNotificationService):
"""Implement the notification service for LaMetric."""
def __init__(self, hasslametricmanager, icon, lifetime, cycles, priority):
"""Initialize the service."""
self.hasslametricmanager = hasslametricmanager
self._icon = icon
self._lifetime = lifetime
self._cycles = cycles
self._priority = priority
self._devices = []
def send_message(self, message="", **kwargs):
"""Send a message to some LaMetric device."""
from lmnotify import SimpleFrame, Sound, Model
from oauthlib.oauth2 import TokenExpiredError
targets = kwargs.get(ATTR_TARGET)
data = kwargs.get(ATTR_DATA)
_LOGGER.debug("Targets/Data: %s/%s", targets, data)
icon = self._icon
cycles = self._cycles
sound = None
priority = self._priority
# Additional data?
if data is not None:
if "icon" in data:
icon = data["icon"]
if "sound" in data:
try:
sound = Sound(category="notifications",
sound_id=data["sound"])
_LOGGER.debug("Adding notification sound %s",
data["sound"])
except AssertionError:
_LOGGER.error("Sound ID %s unknown, ignoring",
data["sound"])
if "cycles" in data:
cycles = int(data['cycles'])
if "priority" in data:
if data['priority'] in AVAILABLE_PRIORITIES:
priority = data['priority']
else:
_LOGGER.warning("Priority %s invalid, using default %s",
data['priority'], priority)
text_frame = SimpleFrame(icon, message)
_LOGGER.debug("Icon/Message/Cycles/Lifetime: %s, %s, %d, %d",
icon, message, self._cycles, self._lifetime)
frames = [text_frame]
model = Model(frames=frames, cycles=cycles, sound=sound)
lmn = self.hasslametricmanager.manager
try:
self._devices = lmn.get_devices()
except TokenExpiredError:
_LOGGER.debug("Token expired, fetching new token")
lmn.get_token()
self._devices = lmn.get_devices()
except RequestsConnectionError:
_LOGGER.warning("Problem connecting to LaMetric, "
"using cached devices instead")
for dev in self._devices:
if targets is None or dev["name"] in targets:
try:
lmn.set_device(dev)
lmn.send_notification(model, lifetime=self._lifetime,
priority=priority)
_LOGGER.debug("Sent notification to LaMetric %s",
dev["name"])
except OSError:
_LOGGER.warning("Cannot connect to LaMetric %s",
dev["name"])