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bazarr/libs/apprise/plugins/NotifyBoxcar.py

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# -*- coding: utf-8 -*-
# BSD 3-Clause License
#
# Apprise - Push Notification Library.
# Copyright (c) 2023, Chris Caron <lead2gold@gmail.com>
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
#
# 3. Neither the name of the copyright holder nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
import re
import requests
import hmac
from json import dumps
from time import time
from hashlib import sha1
from itertools import chain
try:
from urlparse import urlparse
except ImportError:
from urllib.parse import urlparse
from .NotifyBase import NotifyBase
from ..URLBase import PrivacyMode
from ..utils import parse_bool
from ..utils import parse_list
from ..utils import validate_regex
from ..common import NotifyType
from ..common import NotifyImageSize
from ..AppriseLocale import gettext_lazy as _
# Default to sending to all devices if nothing is specified
DEFAULT_TAG = '@all'
# The tags value is an structure containing an array of strings defining the
# list of tagged devices that the notification need to be send to, and a
# boolean operator (and / or) that defines the criteria to match devices
# against those tags.
IS_TAG = re.compile(r'^[@]?(?P<name>[A-Z0-9]{1,63})$', re.I)
# Device tokens are only referenced when developing.
# It's not likely you'll send a message directly to a device, but if you do;
# this plugin supports it.
IS_DEVICETOKEN = re.compile(r'^[A-Z0-9]{64}$', re.I)
# Used to break apart list of potential tags by their delimiter into a useable
# list.
TAGS_LIST_DELIM = re.compile(r'[ \t\r\n,\\/]+')
class NotifyBoxcar(NotifyBase):
"""
A wrapper for Boxcar Notifications
"""
# The default descriptive name associated with the Notification
service_name = 'Boxcar'
# The services URL
service_url = 'https://boxcar.io/'
# All boxcar notifications are secure
secure_protocol = 'boxcar'
# A URL that takes you to the setup/help of the specific protocol
setup_url = 'https://github.com/caronc/apprise/wiki/Notify_boxcar'
# Boxcar URL
notify_url = 'https://boxcar-api.io/api/push/'
# Allows the user to specify the NotifyImageSize object
image_size = NotifyImageSize.XY_72
# The maximum allowable characters allowed in the body per message
body_maxlen = 10000
# Define object templates
templates = (
'{schema}://{access_key}/{secret_key}/',
'{schema}://{access_key}/{secret_key}/{targets}',
)
# Define our template tokens
template_tokens = dict(NotifyBase.template_tokens, **{
'access_key': {
'name': _('Access Key'),
'type': 'string',
'private': True,
'required': True,
'regex': (r'^[A-Z0-9_-]{64}$', 'i'),
'map_to': 'access',
},
'secret_key': {
'name': _('Secret Key'),
'type': 'string',
'private': True,
'required': True,
'regex': (r'^[A-Z0-9_-]{64}$', 'i'),
'map_to': 'secret',
},
'target_tag': {
'name': _('Target Tag ID'),
'type': 'string',
'prefix': '@',
'regex': (r'^[A-Z0-9]{1,63}$', 'i'),
'map_to': 'targets',
},
'target_device': {
'name': _('Target Device ID'),
'type': 'string',
'regex': (r'^[A-Z0-9]{64}$', 'i'),
'map_to': 'targets',
},
'targets': {
'name': _('Targets'),
'type': 'list:string',
},
})
# Define our template arguments
template_args = dict(NotifyBase.template_args, **{
'image': {
'name': _('Include Image'),
'type': 'bool',
'default': True,
'map_to': 'include_image',
},
'to': {
'alias_of': 'targets',
},
})
def __init__(self, access, secret, targets=None, include_image=True,
**kwargs):
"""
Initialize Boxcar Object
"""
super().__init__(**kwargs)
# Initialize tag list
self._tags = list()
# Initialize device_token list
self.device_tokens = list()
# Access Key (associated with project)
self.access = validate_regex(
access, *self.template_tokens['access_key']['regex'])
if not self.access:
msg = 'An invalid Boxcar Access Key ' \
'({}) was specified.'.format(access)
self.logger.warning(msg)
raise TypeError(msg)
# Secret Key (associated with project)
self.secret = validate_regex(
secret, *self.template_tokens['secret_key']['regex'])
if not self.secret:
msg = 'An invalid Boxcar Secret Key ' \
'({}) was specified.'.format(secret)
self.logger.warning(msg)
raise TypeError(msg)
if not targets:
self._tags.append(DEFAULT_TAG)
targets = []
# Validate targets and drop bad ones:
for target in parse_list(targets):
result = IS_TAG.match(target)
if result:
# store valid tag/alias
self._tags.append(result.group('name'))
continue
result = IS_DEVICETOKEN.match(target)
if result:
# store valid device
self.device_tokens.append(target)
continue
self.logger.warning(
'Dropped invalid tag/alias/device_token '
'({}) specified.'.format(target),
)
# Track whether or not we want to send an image with our notification
# or not.
self.include_image = include_image
return
def send(self, body, title='', notify_type=NotifyType.INFO, **kwargs):
"""
Perform Boxcar Notification
"""
headers = {
'User-Agent': self.app_id,
'Content-Type': 'application/json'
}
# prepare Boxcar Object
payload = {
'aps': {
'badge': 'auto',
'alert': '',
},
'expires': str(int(time() + 30)),
}
if title:
payload['aps']['@title'] = title
if body:
payload['aps']['alert'] = body
if self._tags:
payload['tags'] = {'or': self._tags}
if self.device_tokens:
payload['device_tokens'] = self.device_tokens
# Source picture should be <= 450 DP wide, ~2:1 aspect.
image_url = None if not self.include_image \
else self.image_url(notify_type)
if image_url:
# Set our image
payload['@img'] = image_url
# Acquire our hostname
host = urlparse(self.notify_url).hostname
# Calculate signature.
str_to_sign = "%s\n%s\n%s\n%s" % (
"POST", host, "/api/push", dumps(payload))
h = hmac.new(
bytearray(self.secret, 'utf-8'),
bytearray(str_to_sign, 'utf-8'),
sha1,
)
params = NotifyBoxcar.urlencode({
"publishkey": self.access,
"signature": h.hexdigest(),
})
notify_url = '%s?%s' % (self.notify_url, params)
self.logger.debug('Boxcar POST URL: %s (cert_verify=%r)' % (
notify_url, self.verify_certificate,
))
self.logger.debug('Boxcar Payload: %s' % str(payload))
# Always call throttle before any remote server i/o is made
self.throttle()
try:
r = requests.post(
notify_url,
data=dumps(payload),
headers=headers,
verify=self.verify_certificate,
timeout=self.request_timeout,
)
# Boxcar returns 201 (Created) when successful
if r.status_code != requests.codes.created:
# We had a problem
status_str = \
NotifyBoxcar.http_response_code_lookup(r.status_code)
self.logger.warning(
'Failed to send Boxcar notification: '
'{}{}error={}.'.format(
status_str,
', ' if status_str else '',
r.status_code))
self.logger.debug('Response Details:\r\n{}'.format(r.content))
# Return; we're done
return False
else:
self.logger.info('Sent Boxcar notification.')
except requests.RequestException as e:
self.logger.warning(
'A Connection error occurred sending Boxcar '
'notification to %s.' % (host))
self.logger.debug('Socket Exception: %s' % str(e))
# Return; we're done
return False
return True
def url(self, privacy=False, *args, **kwargs):
"""
Returns the URL built dynamically based on specified arguments.
"""
# Define any URL parameters
params = {
'image': 'yes' if self.include_image else 'no',
}
# Extend our parameters
params.update(self.url_parameters(privacy=privacy, *args, **kwargs))
return '{schema}://{access}/{secret}/{targets}?{params}'.format(
schema=self.secure_protocol,
access=self.pprint(self.access, privacy, safe=''),
secret=self.pprint(
self.secret, privacy, mode=PrivacyMode.Secret, safe=''),
targets='/'.join([
NotifyBoxcar.quote(x, safe='') for x in chain(
self._tags, self.device_tokens) if x != DEFAULT_TAG]),
params=NotifyBoxcar.urlencode(params),
)
def __len__(self):
"""
Returns the number of targets associated with this notification
"""
targets = len(self._tags) + len(self.device_tokens)
# DEFAULT_TAG is set if no tokens/tags are otherwise set
return targets if targets > 0 else 1
@staticmethod
def parse_url(url):
"""
Parses the URL and returns it broken apart into a dictionary.
"""
results = NotifyBase.parse_url(url, verify_host=False)
if not results:
# We're done early
return None
# The first token is stored in the hostname
results['access'] = NotifyBoxcar.unquote(results['host'])
# Get our entries; split_path() looks after unquoting content for us
# by default
entries = NotifyBoxcar.split_path(results['fullpath'])
# Now fetch the remaining tokens
results['secret'] = entries.pop(0) if entries else None
# Our recipients make up the remaining entries of our array
results['targets'] = entries
# The 'to' makes it easier to use yaml configuration
if 'to' in results['qsd'] and len(results['qsd']['to']):
results['targets'] += \
NotifyBoxcar.parse_list(results['qsd'].get('to'))
# Include images with our message
results['include_image'] = \
parse_bool(results['qsd'].get('image', True))
return results