mirror of
https://github.com/morpheus65535/bazarr.git
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606 lines
20 KiB
Python
606 lines
20 KiB
Python
# BSD 2-Clause License
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#
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# Apprise - Push Notification Library.
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# Copyright (c) 2026, Chris Caron <lead2gold@gmail.com>
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# 1. Redistributions of source code must retain the above copyright notice,
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# this list of conditions and the following disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions and the following disclaimer in the documentation
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# and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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# You will need an API Key for this plugin to work.
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# From the Settings -> API Keys you can click "Create API Key" if you don't
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# have one already. The key must have at least the "Mail Send" permission
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# to work.
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#
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# The schema to use the plugin looks like this:
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# {schema}://{apikey}:{from_addr}
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#
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# Your {from_addr} must be comprissed of your Resend Authenticated
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# Domain.
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# Simple API Reference:
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# - https://resend.com/onboarding
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from email.utils import formataddr
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from json import dumps
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import logging
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import requests
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from .. import exception
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from ..common import NotifyFormat, NotifyType
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from ..locale import gettext_lazy as _
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from ..utils.parse import is_email, parse_emails, validate_regex
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from ..utils.sanitize import sanitize_payload
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from .base import NotifyBase
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RESEND_HTTP_ERROR_MAP = {
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200: "Successful request.",
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400: "Check that the parameters were correct.",
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401: "The API key used was missing.",
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403: "The API key used was invalid.",
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404: "The resource was not found.",
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429: "The rate limit was exceeded.",
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}
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class NotifyResend(NotifyBase):
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"""A wrapper for Notify Resend Notifications."""
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# The default descriptive name associated with the Notification
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service_name = "Resend"
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# The services URL
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service_url = "https://resend.com"
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# The default secure protocol
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secure_protocol = "resend"
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# A URL that takes you to the setup/help of the specific protocol
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setup_url = "https://appriseit.com/services/resend/"
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# Default to markdown
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notify_format = NotifyFormat.HTML
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# The default Email API URL to use
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notify_url = "https://api.resend.com/emails"
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# Support attachments
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attachment_support = True
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# Allow 300 requests per minute.
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# 60/300 = 0.2
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request_rate_per_sec = 0.2
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# The default subject to use if one isn't specified.
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default_empty_subject = "<no subject>"
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# Define object templates
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templates = (
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"{schema}://{apikey}:{from_addr}",
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"{schema}://{apikey}:{from_addr}/{targets}",
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)
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# Define our template arguments
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template_tokens = dict(
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NotifyBase.template_tokens,
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**{
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"apikey": {
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"name": _("API Key"),
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"type": "string",
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"private": True,
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"required": True,
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"regex": (r"^[A-Z0-9._-]+$", "i"),
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},
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"from_addr": {
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"name": _("Source Email"),
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"type": "string",
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"required": True,
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},
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"target_email": {
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"name": _("Target Email"),
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"type": "string",
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"map_to": "targets",
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},
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"targets": {
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"name": _("Targets"),
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"type": "list:string",
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},
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},
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)
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# Define our template arguments
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template_args = dict(
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NotifyBase.template_args,
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**{
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"to": {
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"alias_of": "targets",
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},
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"cc": {
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"name": _("Carbon Copy"),
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"type": "list:string",
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},
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"bcc": {
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"name": _("Blind Carbon Copy"),
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"type": "list:string",
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},
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"reply": {
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"name": _("Reply To"),
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"type": "list:string",
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"map_to": "reply_to",
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},
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"from": {
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"map_to": "from_addr",
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},
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"name": {
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"name": _("From Name"),
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"map_to": "from_addr",
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},
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"apikey": {
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"map_to": "apikey",
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},
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},
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)
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def __init__(
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self, apikey, from_addr, targets=None, cc=None, bcc=None,
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reply_to=None, **kwargs):
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"""Initialize Notify Resend Object."""
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super().__init__(**kwargs)
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# API Key (associated with project)
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self.apikey = validate_regex(
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apikey, *self.template_tokens["apikey"]["regex"]
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)
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if not self.apikey:
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msg = f"An invalid Resend API Key ({apikey}) was specified."
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self.logger.warning(msg)
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raise TypeError(msg)
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# Acquire Targets (To Emails)
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self.targets = []
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# Acquire Carbon Copies
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self.cc = set()
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# Acquire Blind Carbon Copies
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self.bcc = set()
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# Acquire Reply To
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self.reply_to = set()
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# For tracking our email -> name lookups
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self.names = {}
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result = is_email(from_addr)
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if not result:
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# Invalid from
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msg = "Invalid ~From~ email specified: {}".format(from_addr)
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self.logger.warning(msg)
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raise TypeError(msg)
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# initialize our from address
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self.from_addr = (
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result["name"] if result["name"] is not None else False,
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result["full_email"],
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)
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# Update our Name if specified
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self.names[self.from_addr[1]] = (
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result["name"] if result["name"] else False
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)
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# Acquire our targets
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targets = parse_emails(targets)
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if targets:
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# Validate recipients (to:) and drop bad ones:
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for recipient in targets:
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result = is_email(recipient)
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if result:
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self.targets.append(result["full_email"])
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continue
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self.logger.warning(
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f"Dropped invalid email ({recipient}) specified.",
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)
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else:
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# If our target email list is empty we want to add ourselves to it
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self.targets.append(self.from_addr[1])
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# Validate recipients (cc:) and drop bad ones:
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for recipient in parse_emails(cc):
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result = is_email(recipient)
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if result:
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self.cc.add(result["full_email"])
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# Index our name (if one exists)
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self.names[result["full_email"]] = (
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result["name"] if result["name"] else False
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)
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continue
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self.logger.warning(
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f"Dropped invalid Carbon Copy email ({recipient}) specified.",
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)
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# Validate recipients (bcc:) and drop bad ones:
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for recipient in parse_emails(bcc):
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result = is_email(recipient)
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if result:
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self.bcc.add(result["full_email"])
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continue
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self.logger.warning(
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"Dropped invalid Blind Carbon Copy email "
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f"({recipient}) specified.",
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)
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# Validate recipients (reply-to:) and drop bad ones:
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for recipient in parse_emails(reply_to):
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result = is_email(recipient)
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if result:
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self.reply_to.add(result["full_email"])
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# Index our name (if one exists)
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self.names[result["full_email"]] = (
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result["name"] if result["name"] else False
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)
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continue
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self.logger.warning(
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"Dropped invalid Reply To email ({}) specified.".format(
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recipient
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),
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)
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return
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@property
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def url_identifier(self):
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"""Returns all of the identifiers that make this URL unique from
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another simliar one.
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Targets or end points should never be identified here.
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"""
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return (self.secure_protocol, self.apikey, self.from_addr)
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def url(self, privacy=False, *args, **kwargs):
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"""Returns the URL built dynamically based on specified arguments."""
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# Our URL parameters
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params = self.url_parameters(privacy=privacy, *args, **kwargs)
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if self.cc:
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# Handle our Carbon Copy Addresses
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params["cc"] = ",".join([
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formataddr(
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(self.names.get(e, False), e),
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# Swap comma for it's escaped url code (if detected) since
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# we're using that as a delimiter
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charset="utf-8",
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).replace(",", "%2C")
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for e in self.cc
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])
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if len(self.bcc) > 0:
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# Handle our Blind Carbon Copy Addresses
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params["bcc"] = ",".join(self.bcc)
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if self.reply_to:
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# Handle our Reply-To Addresses
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params["reply"] = ",".join([
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formataddr(
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(self.names.get(e, False), e),
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# Swap comma for its escaped url code (if detected) since
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# we're using that as a delimiter
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charset="utf-8",
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).replace(",", "%2C")
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for e in self.reply_to
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])
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# a simple boolean check as to whether we display our target emails
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# or not
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has_targets = not (
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len(self.targets) == 1 and self.targets[0] == self.from_addr[1])
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if self.from_addr[0] and self.from_addr[0] != self.app_id:
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# A custom name was provided
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params["name"] = self.from_addr[0]
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return "{schema}://{apikey}:{from_addr}/{targets}?{params}".format(
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schema=self.secure_protocol,
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apikey=self.pprint(self.apikey, privacy, safe=""),
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# never encode email since it plays a huge role in our hostname
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from_addr=self.from_addr[1],
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targets=(
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""
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if not has_targets
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else "/".join(
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[NotifyResend.quote(x, safe="@") for x in self.targets]
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)
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),
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params=NotifyResend.urlencode(params),
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)
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def __len__(self):
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"""Returns the number of targets associated with this notification."""
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return len(self.targets)
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def send(
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self,
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body,
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title="",
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notify_type=NotifyType.INFO,
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attach=None,
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**kwargs,
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):
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"""Perform Resend Notification."""
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headers = {
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"User-Agent": self.app_id,
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"Content-Type": "application/json",
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"Authorization": f"Bearer {self.apikey}",
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}
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# error tracking (used for function return)
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has_error = False
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# Prepare our from_name
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self.from_addr[0] \
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if self.from_addr[0] is not False else self.app_id
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payload_ = {
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"from": formataddr(self.from_addr, charset="utf-8"),
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# A subject is a requirement, so if none is specified we must
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# set a default with at least 1 character or Resend will deny
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# our request
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"subject": title if title else self.default_empty_subject,
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(
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"text" if self.notify_format == NotifyFormat.TEXT else "html"
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): body,
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}
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if attach and self.attachment_support:
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attachments = []
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# Send our attachments
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for no, attachment in enumerate(attach, start=1):
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# Perform some simple error checking
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if not attachment:
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# We could not access the attachment
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self.logger.error(
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"Could not access Resend attachment"
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f" {attachment.url(privacy=True)}."
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)
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return False
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try:
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attachments.append({
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"content": attachment.base64(),
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"filename": (
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attachment.name
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if attachment.name
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else f"file{no:03}.dat"
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),
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"type": "application/octet-stream",
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"disposition": "attachment",
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})
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except exception.AppriseException:
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# We could not access the attachment
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self.logger.error(
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"Could not access Resend attachment"
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f" {attachment.url(privacy=True)}."
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)
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return False
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self.logger.debug(
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"Appending Resend attachment"
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f" {attachment.url(privacy=True)}"
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)
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# Append our attachments to the payload
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payload_.update({
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"attachments": attachments,
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})
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targets = list(self.targets)
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while len(targets) > 0:
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target = targets.pop(0)
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# Create a copy of our template
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payload = payload_.copy()
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# unique cc/bcc list management
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cc = self.cc - self.bcc - {target}
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bcc = self.bcc - {target}
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# handle our reply to
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reply_to = self.reply_to - {target}
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# Format our cc addresses to support the Name field
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cc = [
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formataddr((self.names.get(addr, False), addr),
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charset="utf-8")
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for addr in cc
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]
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# Format our reply-to addresses to support the Name field
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reply_to = [
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formataddr((self.names.get(addr, False), addr),
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charset="utf-8")
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for addr in reply_to
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]
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# Set our target
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payload["to"] = target
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if cc:
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payload["cc"] = cc
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if len(bcc):
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payload["bcc"] = list(bcc)
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if reply_to:
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payload["reply_to"] = reply_to
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# Some Debug Logging
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if self.logger.isEnabledFor(logging.DEBUG):
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# Due to attachments; output can be quite heavy and io
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# intensive.
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# To accommodate this, we only show our debug payload
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# information if required.
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self.logger.debug(
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"Resend POST URL:"
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f" {self.notify_url} "
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f"(cert_verify={self.verify_certificate!r})"
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)
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self.logger.debug(
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"Resend Payload: %s", sanitize_payload(payload))
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# Always call throttle before any remote server i/o is made
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self.throttle()
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try:
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r = requests.post(
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self.notify_url,
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data=dumps(payload),
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headers=headers,
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verify=self.verify_certificate,
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timeout=self.request_timeout,
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)
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if r.status_code not in (
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requests.codes.ok,
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requests.codes.accepted,
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):
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# We had a problem
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status_str = NotifyResend.http_response_code_lookup(
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r.status_code, RESEND_HTTP_ERROR_MAP
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)
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self.logger.warning(
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"Failed to send Resend notification to {}: "
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"{}{}error={}.".format(
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target,
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status_str,
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", " if status_str else "",
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r.status_code,
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)
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)
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self.logger.debug(
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"Response Details:\r\n%r", (r.content or b"")[:2000])
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# Mark our failure
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has_error = True
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continue
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else:
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self.logger.info(f"Sent Resend notification to {target}.")
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except requests.RequestException as e:
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self.logger.warning(
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"A Connection error occurred sending Resend "
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f"notification to {target}."
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)
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self.logger.debug(f"Socket Exception: {e!s}")
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# Mark our failure
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has_error = True
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continue
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return not has_error
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@staticmethod
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def parse_url(url):
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"""Parses the URL and returns enough arguments that can allow us to re-
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instantiate this object."""
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results = NotifyBase.parse_url(url, verify_host=False)
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if not results:
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# We're done early as we couldn't load the results
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return results
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# Our URL looks like this:
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# {schema}://{apikey}:{from_addr}/{targets}
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#
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# which actually equates to:
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# {schema}://{user}:{password}@{host}/{email1}/{email2}/etc..
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# ^ ^ ^
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# | | |
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# apikey -from addr-
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# Prepare our API Key
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if "apikey" in results["qsd"] and len(results["qsd"]["apikey"]):
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results["apikey"] = \
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NotifyResend.unquote(results["qsd"]["apikey"])
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else:
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results["apikey"] = NotifyResend.unquote(results["user"])
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# Our Targets
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results["targets"] = []
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# Attempt to detect 'from' email address
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if "from" in results["qsd"] and len(results["qsd"]["from"]):
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results["from_addr"] = NotifyResend.unquote(results["qsd"]["from"])
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if results.get("host"):
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results["targets"].append(
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NotifyResend.unquote(results["host"]))
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else:
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# Prepare our From Email Address
|
|
results["from_addr"] = "{}@{}".format(
|
|
NotifyResend.unquote(
|
|
results["password"]
|
|
if results["password"] else results["user"]),
|
|
NotifyResend.unquote(results["host"]),
|
|
)
|
|
|
|
if "name" in results["qsd"] and len(results["qsd"]["name"]):
|
|
results["from_addr"] = formataddr((
|
|
NotifyResend.unquote(results["qsd"]["name"]),
|
|
results["from_addr"]), charset="utf-8")
|
|
|
|
# Acquire our targets
|
|
results["targets"].extend(NotifyResend.split_path(results["fullpath"]))
|
|
|
|
# The 'to' makes it easier to use yaml configuration
|
|
if "to" in results["qsd"] and len(results["qsd"]["to"]):
|
|
results["targets"] += NotifyResend.parse_list(results["qsd"]["to"])
|
|
|
|
# Handle Carbon Copy Addresses
|
|
if "cc" in results["qsd"] and len(results["qsd"]["cc"]):
|
|
results["cc"] = NotifyResend.parse_list(results["qsd"]["cc"])
|
|
|
|
# Handle Blind Carbon Copy Addresses
|
|
if "bcc" in results["qsd"] and len(results["qsd"]["bcc"]):
|
|
results["bcc"] = NotifyResend.parse_list(results["qsd"]["bcc"])
|
|
|
|
# Handle Reply To Addresses
|
|
if "reply" in results["qsd"] and len(results["qsd"]["reply"]):
|
|
results["reply_to"] = results["qsd"]["reply"]
|
|
|
|
return results
|