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"""
Pushbullet platform for notify component.
For more details about this platform, please refer to the documentation at
https://home-assistant.io/components/notify.pushbullet/
"""
import logging
import mimetypes
import voluptuous as vol
from homeassistant.components.notify import (
ATTR_DATA, ATTR_TARGET, ATTR_TITLE, ATTR_TITLE_DEFAULT, PLATFORM_SCHEMA,
BaseNotificationService)
from homeassistant.const import CONF_API_KEY
import homeassistant.helpers.config_validation as cv
REQUIREMENTS = ['pushbullet.py==0.11.0']
_LOGGER = logging.getLogger(__name__)
ATTR_URL = 'url'
ATTR_FILE = 'file'
ATTR_FILE_URL = 'file_url'
ATTR_LIST = 'list'
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
vol.Required(CONF_API_KEY): cv.string,
})
def get_service(hass, config, discovery_info=None):
"""Get the Pushbullet notification service."""
from pushbullet import PushBullet
from pushbullet import InvalidKeyError
try:
pushbullet = PushBullet(config[CONF_API_KEY])
except InvalidKeyError:
_LOGGER.error("Wrong API key supplied")
return None
return PushBulletNotificationService(pushbullet)
class PushBulletNotificationService(BaseNotificationService):
"""Implement the notification service for Pushbullet."""
def __init__(self, pb):
"""Initialize the service."""
self.pushbullet = pb
self.pbtargets = {}
self.refresh()
def refresh(self):
"""Refresh devices, contacts, etc.
pbtargets stores all targets available from this Pushbullet instance
into a dict. These are Pushbullet objects!. It sacrifices a bit of
memory for faster processing at send_message.
As of sept 2015, contacts were replaced by chats. This is not
implemented in the module yet.
"""
self.pushbullet.refresh()
self.pbtargets = {
'device': {
tgt.nickname.lower(): tgt for tgt in self.pushbullet.devices},
'channel': {
tgt.channel_tag.lower(): tgt for
tgt in self.pushbullet.channels},
}
def send_message(self, message=None, **kwargs):
"""Send a message to a specified target.
If no target specified, a 'normal' push will be sent to all devices
linked to the Pushbullet account.
Email is special, these are assumed to always exist. We use a special
call which doesn't require a push object.
"""
targets = kwargs.get(ATTR_TARGET)
title = kwargs.get(ATTR_TITLE, ATTR_TITLE_DEFAULT)
data = kwargs.get(ATTR_DATA)
refreshed = False
if not targets:
# Backward compatibility, notify all devices in own account.
self._push_data(message, title, data, self.pushbullet)
_LOGGER.info("Sent notification to self")
return
# Main loop, process all targets specified.
for target in targets:
try:
ttype, tname = target.split('/', 1)
except ValueError:
_LOGGER.error("Invalid target syntax: %s", target)
continue
# Target is email, send directly, don't use a target object.
# This also seems to work to send to all devices in own account.
if ttype == 'email':
self._push_data(message, title, data, self.pushbullet, tname)
_LOGGER.info("Sent notification to email %s", tname)
continue
# Refresh if name not found. While awaiting periodic refresh
# solution in component, poor mans refresh.
if ttype not in self.pbtargets:
_LOGGER.error("Invalid target syntax: %s", target)
continue
tname = tname.lower()
if tname not in self.pbtargets[ttype] and not refreshed:
self.refresh()
refreshed = True
# Attempt push_note on a dict value. Keys are types & target
# name. Dict pbtargets has all *actual* targets.
try:
self._push_data(message, title, data,
self.pbtargets[ttype][tname])
_LOGGER.info("Sent notification to %s/%s", ttype, tname)
except KeyError:
_LOGGER.error("No such target: %s/%s", ttype, tname)
continue
def _push_data(self, message, title, data, pusher, email=None):
"""Create the message content."""
from pushbullet import PushError
if data is None:
data = {}
data_list = data.get(ATTR_LIST)
url = data.get(ATTR_URL)
filepath = data.get(ATTR_FILE)
file_url = data.get(ATTR_FILE_URL)
try:
email_kwargs = {}
if email:
email_kwargs['email'] = email
if url:
pusher.push_link(title, url, body=message, **email_kwargs)
elif filepath:
if not self.hass.config.is_allowed_path(filepath):
_LOGGER.error("Filepath is not valid or allowed")
return
with open(filepath, 'rb') as fileh:
filedata = self.pushbullet.upload_file(fileh, filepath)
if filedata.get('file_type') == 'application/x-empty':
_LOGGER.error("Can not send an empty file")
return
filedata.update(email_kwargs)
pusher.push_file(title=title, body=message,
**filedata)
elif file_url:
if not file_url.startswith('http'):
_LOGGER.error("URL should start with http or https")
return
pusher.push_file(title=title, body=message,
file_name=file_url, file_url=file_url,
file_type=(mimetypes
.guess_type(file_url)[0]),
**email_kwargs)
elif data_list:
pusher.push_list(title, data_list, **email_kwargs)
else:
pusher.push_note(title, message, **email_kwargs)
except PushError as err:
_LOGGER.error("Notify failed: %s", err)