bazarr/libs/apprise/plugins/NotifyNexmo.py

417 lines
14 KiB
Python

# -*- coding: utf-8 -*-
#
# Copyright (C) 2019 Chris Caron <lead2gold@gmail.com>
# All rights reserved.
#
# This code is licensed under the MIT License.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files(the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions :
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
# Sign-up with https://dashboard.nexmo.com/
#
# Get your (api) key and secret here:
# - https://dashboard.nexmo.com/getting-started-guide
#
import re
import requests
from .NotifyBase import NotifyBase
from ..common import NotifyType
from ..utils import parse_list
from ..AppriseLocale import gettext_lazy as _
# Token required as part of the API request
VALIDATE_APIKEY = re.compile(r'^[a-z0-9]{8}$', re.I)
VALIDATE_SECRET = re.compile(r'^[a-z0-9]{16}$', re.I)
# Some Phone Number Detection
IS_PHONE_NO = re.compile(r'^\+?(?P<phone>[0-9\s)(+-]+)\s*$')
class NotifyNexmo(NotifyBase):
"""
A wrapper for Nexmo Notifications
"""
# The default descriptive name associated with the Notification
service_name = 'Nexmo'
# The services URL
service_url = 'https://dashboard.nexmo.com/'
# The default protocol
secure_protocol = 'nexmo'
# A URL that takes you to the setup/help of the specific protocol
setup_url = 'https://github.com/caronc/apprise/wiki/Notify_nexmo'
# Nexmo uses the http protocol with JSON requests
notify_url = 'https://rest.nexmo.com/sms/json'
# The maximum length of the body
body_maxlen = 140
# A title can not be used for SMS Messages. Setting this to zero will
# cause any title (if defined) to get placed into the message body.
title_maxlen = 0
# Default Time To Live
# By default Nexmo attempt delivery for 72 hours, however the maximum
# effective value depends on the operator and is typically 24 - 48 hours.
# We recommend this value should be kept at its default or at least 30
# minutes.
default_ttl = 900000
ttl_max = 604800000
ttl_min = 20000
# Define object templates
templates = (
'{schema}://{apikey}:{secret}@{from_phone}',
'{schema}://{apikey}:{secret}@{from_phone}/{targets}',
)
# Define our template tokens
template_tokens = dict(NotifyBase.template_tokens, **{
'apikey': {
'name': _('API Key'),
'type': 'string',
'required': True,
'regex': (r'AC[a-z0-9]{8}', 'i'),
},
'secret': {
'name': _('API Secret'),
'type': 'string',
'private': True,
'required': True,
'regex': (r'[a-z0-9]{16}', 'i'),
},
'from_phone': {
'name': _('From Phone No'),
'type': 'string',
'required': True,
'regex': (r'\+?[0-9\s)(+-]+', 'i'),
'map_to': 'source',
},
'target_phone': {
'name': _('Target Phone No'),
'type': 'string',
'prefix': '+',
'regex': (r'[0-9\s)(+-]+', 'i'),
'map_to': 'targets',
},
'targets': {
'name': _('Targets'),
'type': 'list:string',
},
})
# Define our template arguments
template_args = dict(NotifyBase.template_args, **{
'to': {
'alias_of': 'targets',
},
'from': {
'alias_of': 'from_phone',
},
'key': {
'alias_of': 'apikey',
},
'secret': {
'alias_of': 'secret',
},
'ttl': {
'name': _('ttl'),
'type': 'int',
'default': 900000,
'min': 20000,
'max': 604800000,
},
})
def __init__(self, apikey, secret, source, targets=None, ttl=None,
**kwargs):
"""
Initialize Nexmo Object
"""
super(NotifyNexmo, self).__init__(**kwargs)
try:
# The Account SID associated with the account
self.apikey = apikey.strip()
except AttributeError:
# Token was None
msg = 'No Nexmo APIKey was specified.'
self.logger.warning(msg)
raise TypeError(msg)
if not VALIDATE_APIKEY.match(self.apikey):
msg = 'The Nexmo API Key specified ({}) is invalid.'\
.format(self.apikey)
self.logger.warning(msg)
raise TypeError(msg)
try:
# The Account SID associated with the account
self.secret = secret.strip()
except AttributeError:
# Token was None
msg = 'No Nexmo API Secret was specified.'
self.logger.warning(msg)
raise TypeError(msg)
if not VALIDATE_SECRET.match(self.secret):
msg = 'The Nexmo API Secret specified ({}) is invalid.'\
.format(self.secret)
self.logger.warning(msg)
raise TypeError(msg)
# Set our Time to Live Flag
self.ttl = self.default_ttl
try:
self.ttl = int(ttl)
except (ValueError, TypeError):
# Do nothing
pass
if self.ttl < self.ttl_min or self.ttl > self.ttl_max:
msg = 'The Nexmo TTL specified ({}) is out of range.'\
.format(self.ttl)
self.logger.warning(msg)
raise TypeError(msg)
# The Source Phone #
self.source = source
if not IS_PHONE_NO.match(self.source):
msg = 'The Account (From) Phone # specified ' \
'({}) is invalid.'.format(source)
self.logger.warning(msg)
raise TypeError(msg)
# Tidy source
self.source = re.sub(r'[^\d]+', '', self.source)
if len(self.source) < 11 or len(self.source) > 14:
msg = 'The Account (From) Phone # specified ' \
'({}) contains an invalid digit count.'.format(source)
self.logger.warning(msg)
raise TypeError(msg)
# Parse our targets
self.targets = list()
for target in parse_list(targets):
# Validate targets and drop bad ones:
result = IS_PHONE_NO.match(target)
if result:
# Further check our phone # for it's digit count
result = ''.join(re.findall(r'\d+', result.group('phone')))
if len(result) < 11 or len(result) > 14:
self.logger.warning(
'Dropped invalid phone # '
'({}) specified.'.format(target),
)
continue
# store valid phone number
self.targets.append(result)
continue
self.logger.warning(
'Dropped invalid phone # '
'({}) specified.'.format(target),
)
def send(self, body, title='', notify_type=NotifyType.INFO, **kwargs):
"""
Perform Nexmo Notification
"""
# error tracking (used for function return)
has_error = False
# Prepare our headers
headers = {
'User-Agent': self.app_id,
'Content-Type': 'application/x-www-form-urlencoded',
}
# Prepare our payload
payload = {
'api_key': self.apikey,
'api_secret': self.secret,
'ttl': self.ttl,
'from': self.source,
'text': body,
# The to gets populated in the loop below
'to': None,
}
# Create a copy of the targets list
targets = list(self.targets)
if len(targets) == 0:
# No sources specified, use our own phone no
targets.append(self.source)
while len(targets):
# Get our target to notify
target = targets.pop(0)
# Prepare our user
payload['to'] = target
# Some Debug Logging
self.logger.debug('Nexmo POST URL: {} (cert_verify={})'.format(
self.notify_url, self.verify_certificate))
self.logger.debug('Nexmo Payload: {}' .format(payload))
# Always call throttle before any remote server i/o is made
self.throttle()
try:
r = requests.post(
self.notify_url,
data=payload,
headers=headers,
verify=self.verify_certificate,
)
if r.status_code != requests.codes.ok:
# We had a problem
status_str = \
NotifyNexmo.http_response_code_lookup(
r.status_code)
self.logger.warning(
'Failed to send Nexmo notification to {}: '
'{}{}error={}.'.format(
target,
status_str,
', ' if status_str else '',
r.status_code))
self.logger.debug(
'Response Details:\r\n{}'.format(r.content))
# Mark our failure
has_error = True
continue
else:
self.logger.info('Sent Nexmo notification to %s.' % target)
except requests.RequestException as e:
self.logger.warning(
'A Connection error occured sending Nexmo:%s '
'notification.' % target
)
self.logger.debug('Socket Exception: %s' % str(e))
# Mark our failure
has_error = True
continue
return not has_error
def url(self):
"""
Returns the URL built dynamically based on specified arguments.
"""
# Define any arguments set
args = {
'format': self.notify_format,
'overflow': self.overflow_mode,
'verify': 'yes' if self.verify_certificate else 'no',
'ttl': str(self.ttl),
}
return '{schema}://{key}:{secret}@{source}/{targets}/?{args}'.format(
schema=self.secure_protocol,
key=self.apikey,
secret=self.secret,
source=NotifyNexmo.quote(self.source, safe=''),
targets='/'.join(
[NotifyNexmo.quote(x, safe='') for x in self.targets]),
args=NotifyNexmo.urlencode(args))
@staticmethod
def parse_url(url):
"""
Parses the URL and returns enough arguments that can allow
us to substantiate this object.
"""
results = NotifyBase.parse_url(url, verify_host=False)
if not results:
# We're done early as we couldn't load the results
return results
# Get our entries; split_path() looks after unquoting content for us
# by default
results['targets'] = NotifyNexmo.split_path(results['fullpath'])
# The hostname is our source number
results['source'] = NotifyNexmo.unquote(results['host'])
# Get our account_side and auth_token from the user/pass config
results['apikey'] = NotifyNexmo.unquote(results['user'])
results['secret'] = NotifyNexmo.unquote(results['password'])
# API Key
if 'key' in results['qsd'] and len(results['qsd']['key']):
# Extract the API Key from an argument
results['apikey'] = \
NotifyNexmo.unquote(results['qsd']['key'])
# API Secret
if 'secret' in results['qsd'] and len(results['qsd']['secret']):
# Extract the API Secret from an argument
results['secret'] = \
NotifyNexmo.unquote(results['qsd']['secret'])
# Support the 'from' and 'source' variable so that we can support
# targets this way too.
# The 'from' makes it easier to use yaml configuration
if 'from' in results['qsd'] and len(results['qsd']['from']):
results['source'] = \
NotifyNexmo.unquote(results['qsd']['from'])
if 'source' in results['qsd'] and len(results['qsd']['source']):
results['source'] = \
NotifyNexmo.unquote(results['qsd']['source'])
# Support the 'ttl' variable
if 'ttl' in results['qsd'] and len(results['qsd']['ttl']):
results['ttl'] = \
NotifyNexmo.unquote(results['qsd']['ttl'])
# Support the 'to' variable so that we can support targets this way too
# The 'to' makes it easier to use yaml configuration
if 'to' in results['qsd'] and len(results['qsd']['to']):
results['targets'] += \
NotifyNexmo.parse_list(results['qsd']['to'])
return results