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bazarr/libs/apprise/plugins/exotel.py
2026-06-20 00:29:12 -04:00

678 lines
20 KiB
Python

# BSD 2-Clause License
#
# Apprise - Push Notification Library.
# Copyright (c) 2026, 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.
#
# 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.
from itertools import chain
import re
import requests
from ..common import NotifyType
from ..locale import gettext_lazy as _
from ..url import PrivacyMode
from ..utils.parse import (
is_phone_no,
parse_bool,
parse_phone_no,
validate_regex,
)
from .base import NotifyBase
class ExotelPriority:
"""
Priorities
"""
NORMAL = "normal"
HIGH = "high"
EXOTEL_PRIORITIES = (
ExotelPriority.NORMAL,
ExotelPriority.HIGH,
)
EXOTEL_PRIORITY_MAP = {
# short for 'normal'
"normal": ExotelPriority.NORMAL,
# short for 'high'
"+": ExotelPriority.HIGH,
"high": ExotelPriority.HIGH,
}
class ExotelEncoding:
"""
The different encodings supported
"""
TEXT = "plain"
UNICODE = "unicode"
class ExotelRegion:
"""
Regions
"""
US = "us"
# India
IN = "in"
# Exotel APIs
EXOTEL_API_LOOKUP = {
ExotelRegion.US: "https://api.exotel.com/v1/Accounts/{sid}/Sms/send",
ExotelRegion.IN: "https://api.in.exotel.com/v1/Accounts/{sid}/Sms/send",
}
# A List of our regions we can use for verification
EXOTEL_REGIONS = (
ExotelRegion.US,
ExotelRegion.IN,
)
EXOTEL_SOURCE_RE = re.compile(r"^[A-Z0-9][A-Z0-9.-]{2,15}$", re.I)
def parse_exotel_source(source):
"""Parse an Exotel source as an ExoPhone or approved Sender ID."""
source = validate_regex(source)
if not source:
return None
result = is_phone_no(source, min_len=9)
if result:
return result["full"]
if EXOTEL_SOURCE_RE.match(source) and (
not source.isdigit() or len(source) == 6
):
return source
return None
class NotifyExotel(NotifyBase):
"""
A wrapper for Exotel Notifications
"""
# Exotel supports static bulk SMS by accepting an array of To values on
# the same /Sms/send endpoint.
default_batch_size = 100
# The default descriptive name associated with the Notification
service_name = "Exotel"
# The services URL
service_url = "https://exotel.com/"
# The default protocol
secure_protocol = "exotel"
# A URL that takes you to the setup/help of the specific protocol
setup_url = "https://appriseit.com/services/exotel/"
# The maximum length of the body
body_maxlen = 2000
# A title can not be used for SMS Messages. Setting this to zero will
# cause any title (if defined) to get placed into the message body.
title_maxlen = 0
# Define object templates
templates = (
"{schema}://{sid}:{token}@{from_phone}",
"{schema}://{sid}:{token}@{from_phone}/{targets}",
)
# Define our template tokens
template_tokens = dict(
NotifyBase.template_tokens,
**{
"sid": {
"name": _("Account SID"),
"type": "string",
"required": True,
"private": True,
},
"token": {
"name": _("Token"),
"type": "string",
"private": True,
"required": True,
},
"from_phone": {
"name": _("From Phone No / Sender ID"),
"type": "string",
"required": True,
"regex": (
r"^(?:(?=.{3,16}$)(?=.*[A-Z.-])[A-Z0-9][A-Z0-9.-]*"
r"|[0-9]{6}|\+?[0-9\s)(+-]{9,})$",
"i",
),
"map_to": "source",
},
"target_phone": {
"name": _("Target Phone No"),
"type": "string",
"prefix": "+",
"regex": (r"^[0-9\s)(+-]+$", "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",
},
"sid": {
"alias_of": "sid",
},
"token": {
"alias_of": "token",
},
"apikey": {
"name": _("API Key"),
"type": "string",
"private": True,
"map_to": "apikey",
},
"key": {
"alias_of": "apikey",
},
"batch": {
"name": _("Batch Mode"),
"type": "bool",
"default": False,
},
"unicode": {
# Unicode characters
"name": _("Unicode Characters"),
"type": "bool",
"default": True,
},
"region": {
"name": _("Region Name"),
"type": "choice:string",
"values": EXOTEL_REGIONS,
"default": ExotelRegion.US,
"map_to": "region_name",
},
"priority": {
"name": _("Priority"),
"type": "choice:string",
"values": EXOTEL_PRIORITIES,
"default": ExotelPriority.NORMAL,
},
},
)
def __init__(
self,
sid,
token,
source,
targets=None,
apikey=None,
batch=None,
unicode=None,
priority=None,
region_name=None,
**kwargs,
):
"""
Initialize Exotel Object
"""
super().__init__(**kwargs)
# Account SID
self.sid = validate_regex(sid)
if not self.sid:
msg = "An invalid Exotel SID ({}) was specified.".format(sid)
self.logger.warning(msg)
raise TypeError(msg)
# API Token (associated with account)
self.token = validate_regex(token)
if not self.token:
msg = "An invalid Exotel API Token ({}) was specified.".format(
token
)
self.logger.warning(msg)
raise TypeError(msg)
# API Key used as the HTTP Basic Auth username. Older URLs did not
# carry this separately, so default it to the account SID.
self.apikey = validate_regex(apikey if apikey else sid)
if not self.apikey:
msg = "An invalid Exotel API Key ({}) was specified.".format(
apikey
)
self.logger.warning(msg)
raise TypeError(msg)
# Used for URL generation afterwards only
self.invalid_targets = []
# Store our region
self.region_name = (
self.template_args["region"]["default"]
if region_name is None
else validate_regex(region_name)
)
if not self.region_name:
self.region_name = ""
else:
self.region_name = self.region_name.lower()
if self.region_name not in EXOTEL_REGIONS:
# Invalid region specified
msg = "The Exotel region specified ({}) is invalid.".format(
region_name
)
self.logger.warning(msg)
raise TypeError(msg)
# Define whether or not we should set the unicode flag
self.unicode = (
self.template_args["unicode"]["default"]
if unicode is None
else bool(unicode)
)
# Define whether or not we should operate in batch mode
self.batch = (
self.template_args["batch"]["default"]
if batch is None
else bool(batch)
)
#
# Priority
#
if priority is None:
# Default
self.priority = self.template_args["priority"]["default"]
else:
# Input is a string; attempt to get the lookup from our
# priority mapping
self.priority = priority.lower().strip()
# Allow partial matching against supported priorities:
# normal, norma, norm, nor, no, n (for normal)
# high, hig, hi, h (for high)
result = (
next(
(
key
for key in EXOTEL_PRIORITY_MAP
if key.startswith(self.priority)
),
None,
)
if self.priority
else None
)
# Now test to see if we got a match
if not result:
msg = "An invalid Exotel priority ({}) was specified.".format(
priority
)
self.logger.warning(msg)
raise TypeError(msg)
# store our successfully looked up priority
self.priority = EXOTEL_PRIORITY_MAP[result]
# The Source Phone #
self.source = source
result = parse_exotel_source(source)
if not result:
msg = (
"The Account (From) Phone # / Sender ID specified "
"({}) is invalid.".format(source)
)
self.logger.warning(msg)
raise TypeError(msg)
# Store our parsed value
self.source = result
# Parse our targets
self.targets = []
for target in parse_phone_no(targets):
# Validate targets and drop bad ones:
result = is_phone_no(target, min_len=9)
if not result:
self.logger.warning(
"Dropped invalid phone # ({}) specified.".format(target),
)
self.invalid_targets.append(target)
continue
# store valid phone number
self.targets.append(result["full"])
if len(self.targets) == 0 and not self.invalid_targets:
# No targets specified, use our own source.
self.targets.append(self.source)
return
def send(self, body, title="", notify_type=NotifyType.INFO, **kwargs):
"""
Perform Exotel Notification
"""
if not self.targets:
# There were no endpoints to notify
self.logger.warning("There were no Exotel targets to notify.")
return False
# 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",
}
# Our authentication
auth = (self.apikey, self.token)
# Prepare our payload
payload = {
"From": self.source,
"Body": body,
"EncodingType": ExotelEncoding.UNICODE
if self.unicode
else ExotelEncoding.TEXT,
"Priority": self.priority,
# The to gets populated in the loop below
"To": None,
}
# Prepare our targets
batch_size = 1 if not self.batch else self.default_batch_size
targets = (
list(self.targets)
if batch_size == 1
else [
self.targets[index : index + batch_size]
for index in range(0, len(self.targets), batch_size)
]
)
# Prepare our notify_url
notify_url = EXOTEL_API_LOOKUP[self.region_name].format(sid=self.sid)
while len(targets):
# Get our target to notify
target = targets.pop(0)
# Prepare our user(s)
payload["To"] = target
p_target = (
"{} targets".format(len(target))
if isinstance(target, list)
else target
)
# Some Debug Logging
self.logger.debug(
"Exotel POST URL: {} (cert_verify={})".format(
notify_url, self.verify_certificate
)
)
self.logger.debug("Exotel Payload: {}".format(payload))
# Always call throttle before any remote server i/o is made
self.throttle()
try:
r = requests.post(
notify_url,
auth=auth,
data=payload.copy(),
headers=headers,
verify=self.verify_certificate,
timeout=self.request_timeout,
allow_redirects=self.redirects,
)
if r.status_code != requests.codes.ok:
# We had a problem
status_str = NotifyExotel.http_response_code_lookup(
r.status_code
)
self.logger.warning(
"Failed to send Exotel notification to {}: "
"{}{}error={}.".format(
p_target,
status_str,
", " if status_str else "",
r.status_code,
)
)
self.logger.debug(
"Response Details:\r\n%r", (r.content or b"")[:2000]
)
# Mark our failure
has_error = True
continue
else:
self.logger.info(
"Sent Exotel notification to %s.", p_target
)
except requests.RequestException as e:
self.logger.warning(
"A Connection error occurred sending Exotel:%s "
"notification.",
p_target,
)
self.logger.debug("Socket Exception: %s", str(e))
# Mark our failure
has_error = True
continue
return not has_error
@property
def url_identifier(self):
"""Returns all of the identifiers that make this URL unique from
another similar one.
Targets or end points should never be identified here.
"""
return (
self.secure_protocol,
self.apikey,
self.sid,
self.token,
self.source,
self.region_name,
)
def url(self, privacy=False, *args, **kwargs):
"""
Returns the URL built dynamically based on specified arguments.
"""
# Define any URL parameters
params = {
"batch": "yes" if self.batch else "no",
"unicode": "yes" if self.unicode else "no",
"region": self.region_name,
"priority": self.priority,
}
if self.apikey != self.sid:
params["apikey"] = self.pprint(self.apikey, privacy, safe="")
# Extend our parameters
params.update(self.url_parameters(privacy=privacy, *args, **kwargs))
return "{schema}://{sid}:{token}@{source}/{targets}/?{params}".format(
schema=self.secure_protocol,
sid=self.pprint(
self.sid, privacy, mode=PrivacyMode.Secret, safe=""
),
token=self.pprint(self.token, privacy, safe=""),
source=NotifyExotel.quote(self.source, safe=""),
targets="/".join(
[
NotifyExotel.quote(x, safe="")
for x in chain(self.targets, self.invalid_targets)
]
),
params=NotifyExotel.urlencode(params),
)
def __len__(self):
"""Returns the number of targets associated with this notification."""
batch_size = 1 if not self.batch else self.default_batch_size
targets = len(self.targets)
if not targets:
return 1
if batch_size > 1:
targets = int(targets / batch_size) + (
1 if targets % batch_size else 0
)
return targets
@staticmethod
def parse_url(url):
"""
Parses the URL and returns enough arguments that can allow
us to re-instantiate 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"] = NotifyExotel.split_path(results["fullpath"])
# The hostname is our source number
results["source"] = NotifyExotel.unquote(results["host"])
# Get our account_sid and token from the user/pass config
results["sid"] = NotifyExotel.unquote(results["user"])
results["token"] = NotifyExotel.unquote(results["password"])
# Get region
if "region" in results["qsd"] and len(results["qsd"]["region"]):
results["region_name"] = NotifyExotel.unquote(
results["qsd"]["region"]
)
# API Token
if "token" in results["qsd"] and len(results["qsd"]["token"]):
# Extract the Token from an argument
results["token"] = NotifyExotel.unquote(results["qsd"]["token"])
# API SID
if "sid" in results["qsd"] and len(results["qsd"]["sid"]):
# Extract the API SID from an argument
results["sid"] = NotifyExotel.unquote(results["qsd"]["sid"])
# API Key
if "apikey" in results["qsd"] and len(results["qsd"]["apikey"]):
# Extract the API Key from an argument
results["apikey"] = NotifyExotel.unquote(results["qsd"]["apikey"])
elif "key" in results["qsd"] and len(results["qsd"]["key"]):
# Extract the API Key from an argument
results["apikey"] = NotifyExotel.unquote(results["qsd"]["key"])
# 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"] = NotifyExotel.unquote(results["qsd"]["from"])
if "source" in results["qsd"] and len(results["qsd"]["source"]):
results["source"] = NotifyExotel.unquote(results["qsd"]["source"])
# Support the 'to' variable so that we can support rooms this way too
# The 'to' makes it easier to use yaml configuration
if "to" in results["qsd"] and len(results["qsd"]["to"]):
results["targets"] += NotifyExotel.parse_phone_no(
results["qsd"]["to"]
)
# Get priority
if "priority" in results["qsd"] and len(results["qsd"]["priority"]):
results["priority"] = NotifyExotel.unquote(
results["qsd"]["priority"]
)
# Get Batch Mode Flag
results["batch"] = parse_bool(
results["qsd"].get(
"batch", NotifyExotel.template_args["batch"]["default"]
)
)
# Unicode Characters
results["unicode"] = parse_bool(
results["qsd"].get(
"unicode", NotifyExotel.template_args["unicode"]["default"]
)
)
return results