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bazarr/libs/apprise/plugins/NotifyXML.py

500 lines
17 KiB

# -*- coding: utf-8 -*-
# BSD 2-Clause License
#
# Apprise - Push Notification Library.
# Copyright (c) 2024, 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.
import re
import requests
import base64
from .NotifyBase import NotifyBase
from ..URLBase import PrivacyMode
from ..common import NotifyImageSize
from ..common import NotifyType
from ..AppriseLocale import gettext_lazy as _
class XMLPayloadField:
"""
Identifies the fields available in the JSON Payload
"""
VERSION = 'Version'
TITLE = 'Subject'
MESSAGE = 'Message'
MESSAGETYPE = 'MessageType'
# Defines the method to send the notification
METHODS = (
'POST',
'GET',
'DELETE',
'PUT',
'HEAD',
'PATCH'
)
class NotifyXML(NotifyBase):
"""
A wrapper for XML Notifications
"""
# The default descriptive name associated with the Notification
service_name = 'XML'
# The default protocol
protocol = 'xml'
# The default secure protocol
secure_protocol = 'xmls'
# A URL that takes you to the setup/help of the specific protocol
setup_url = 'https://github.com/caronc/apprise/wiki/Notify_Custom_XML'
# Support attachments
attachment_support = True
# Allows the user to specify the NotifyImageSize object
image_size = NotifyImageSize.XY_128
# Disable throttle rate for JSON requests since they are normally
# local anyway
request_rate_per_sec = 0
# XSD Information
xsd_ver = '1.1'
xsd_default_url = \
'https://raw.githubusercontent.com/caronc/apprise/master' \
'/apprise/assets/NotifyXML-{version}.xsd'
# Define object templates
templates = (
'{schema}://{host}',
'{schema}://{host}:{port}',
'{schema}://{user}@{host}',
'{schema}://{user}@{host}:{port}',
'{schema}://{user}:{password}@{host}',
'{schema}://{user}:{password}@{host}:{port}',
)
# Define our tokens; these are the minimum tokens required required to
# be passed into this function (as arguments). The syntax appends any
# previously defined in the base package and builds onto them
template_tokens = dict(NotifyBase.template_tokens, **{
'host': {
'name': _('Hostname'),
'type': 'string',
'required': True,
},
'port': {
'name': _('Port'),
'type': 'int',
'min': 1,
'max': 65535,
},
'user': {
'name': _('Username'),
'type': 'string',
},
'password': {
'name': _('Password'),
'type': 'string',
'private': True,
},
})
# Define our template arguments
template_args = dict(NotifyBase.template_args, **{
'method': {
'name': _('Fetch Method'),
'type': 'choice:string',
'values': METHODS,
'default': METHODS[0],
},
})
# Define any kwargs we're using
template_kwargs = {
'headers': {
'name': _('HTTP Header'),
'prefix': '+',
},
'payload': {
'name': _('Payload Extras'),
'prefix': ':',
},
'params': {
'name': _('GET Params'),
'prefix': '-',
},
}
def __init__(self, headers=None, method=None, payload=None, params=None,
**kwargs):
"""
Initialize XML Object
headers can be a dictionary of key/value pairs that you want to
additionally include as part of the server headers to post with
"""
super().__init__(**kwargs)
self.payload = """<?xml version='1.0' encoding='utf-8'?>
<soapenv:Envelope
xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/"
xmlns:xsd="http://www.w3.org/2001/XMLSchema"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<soapenv:Body>
<Notification{{XSD_URL}}>
{{CORE}}
{{ATTACHMENTS}}
</Notification>
</soapenv:Body>
</soapenv:Envelope>"""
self.fullpath = kwargs.get('fullpath')
if not isinstance(self.fullpath, str):
self.fullpath = ''
self.method = self.template_args['method']['default'] \
if not isinstance(method, str) else method.upper()
if self.method not in METHODS:
msg = 'The method specified ({}) is invalid.'.format(method)
self.logger.warning(msg)
raise TypeError(msg)
# A payload map allows users to over-ride the default mapping if
# they're detected with the :overide=value. Normally this would
# create a new key and assign it the value specified. However
# if the key you specify is actually an internally mapped one,
# then a re-mapping takes place using the value
self.payload_map = {
XMLPayloadField.VERSION: XMLPayloadField.VERSION,
XMLPayloadField.TITLE: XMLPayloadField.TITLE,
XMLPayloadField.MESSAGE: XMLPayloadField.MESSAGE,
XMLPayloadField.MESSAGETYPE: XMLPayloadField.MESSAGETYPE,
}
self.params = {}
if params:
# Store our extra headers
self.params.update(params)
self.headers = {}
if headers:
# Store our extra headers
self.headers.update(headers)
self.payload_overrides = {}
self.payload_extras = {}
if payload:
# Store our extra payload entries (but tidy them up since they will
# become XML Keys (they can't contain certain characters
for k, v in payload.items():
key = re.sub(r'[^A-Za-z0-9_-]*', '', k)
if not key:
self.logger.warning(
'Ignoring invalid XML Stanza element name({})'
.format(k))
continue
# Any values set in the payload to alter a system related one
# alters the system key. Hence :message=msg maps the 'message'
# variable that otherwise already contains the payload to be
# 'msg' instead (containing the payload)
if key in self.payload_map:
self.payload_map[key] = v
self.payload_overrides[key] = v
else:
self.payload_extras[key] = v
# Set our xsd url
self.xsd_url = None if self.payload_overrides or self.payload_extras \
else self.xsd_default_url.format(version=self.xsd_ver)
return
def url(self, privacy=False, *args, **kwargs):
"""
Returns the URL built dynamically based on specified arguments.
"""
# Define any URL parameters
params = {
'method': self.method,
}
# Extend our parameters
params.update(self.url_parameters(privacy=privacy, *args, **kwargs))
# Append our headers into our parameters
params.update({'+{}'.format(k): v for k, v in self.headers.items()})
# Append our GET params into our parameters
params.update({'-{}'.format(k): v for k, v in self.params.items()})
# Append our payload extra's into our parameters
params.update(
{':{}'.format(k): v for k, v in self.payload_extras.items()})
params.update(
{':{}'.format(k): v for k, v in self.payload_overrides.items()})
# Determine Authentication
auth = ''
if self.user and self.password:
auth = '{user}:{password}@'.format(
user=NotifyXML.quote(self.user, safe=''),
password=self.pprint(
self.password, privacy, mode=PrivacyMode.Secret, safe=''),
)
elif self.user:
auth = '{user}@'.format(
user=NotifyXML.quote(self.user, safe=''),
)
default_port = 443 if self.secure else 80
return '{schema}://{auth}{hostname}{port}{fullpath}?{params}'.format(
schema=self.secure_protocol if self.secure else self.protocol,
auth=auth,
# never encode hostname since we're expecting it to be a valid one
hostname=self.host,
port='' if self.port is None or self.port == default_port
else ':{}'.format(self.port),
fullpath=NotifyXML.quote(self.fullpath, safe='/')
if self.fullpath else '/',
params=NotifyXML.urlencode(params),
)
def send(self, body, title='', notify_type=NotifyType.INFO, attach=None,
**kwargs):
"""
Perform XML Notification
"""
# Prepare HTTP Headers
headers = {
'User-Agent': self.app_id,
'Content-Type': 'application/xml'
}
# Apply any/all header over-rides defined
headers.update(self.headers)
# Our XML Attachmement subsitution
xml_attachments = ''
payload_base = {}
for key, value in (
(XMLPayloadField.VERSION, self.xsd_ver),
(XMLPayloadField.TITLE, NotifyXML.escape_html(
title, whitespace=False)),
(XMLPayloadField.MESSAGE, NotifyXML.escape_html(
body, whitespace=False)),
(XMLPayloadField.MESSAGETYPE, NotifyXML.escape_html(
notify_type, whitespace=False))):
if not self.payload_map[key]:
# Do not store element in payload response
continue
payload_base[self.payload_map[key]] = value
# Apply our payload extras
payload_base.update(
{k: NotifyXML.escape_html(v, whitespace=False)
for k, v in self.payload_extras.items()})
# Base Entres
xml_base = ''.join(
['<{}>{}</{}>'.format(k, v, k) for k, v in payload_base.items()])
attachments = []
if attach and self.attachment_support:
for attachment in attach:
# Perform some simple error checking
if not attachment:
# We could not access the attachment
self.logger.error(
'Could not access attachment {}.'.format(
attachment.url(privacy=True)))
return False
try:
with open(attachment.path, 'rb') as f:
# Prepare our Attachment in Base64
entry = \
'<Attachment filename="{}" mimetype="{}">'.format(
NotifyXML.escape_html(
attachment.name, whitespace=False),
NotifyXML.escape_html(
attachment.mimetype, whitespace=False))
entry += base64.b64encode(f.read()).decode('utf-8')
entry += '</Attachment>'
attachments.append(entry)
except (OSError, IOError) as e:
self.logger.warning(
'An I/O error occurred while reading {}.'.format(
attachment.name if attachment else 'attachment'))
self.logger.debug('I/O Exception: %s' % str(e))
return False
# Update our xml_attachments record:
xml_attachments = \
'<Attachments format="base64">' + \
''.join(attachments) + '</Attachments>'
re_map = {
'{{XSD_URL}}':
f' xmlns:xsi="{self.xsd_url}"' if self.xsd_url else '',
'{{ATTACHMENTS}}': xml_attachments,
'{{CORE}}': xml_base,
}
# Iterate over above list and store content accordingly
re_table = re.compile(
r'(' + '|'.join(re_map.keys()) + r')',
re.IGNORECASE,
)
auth = None
if self.user:
auth = (self.user, self.password)
# Set our schema
schema = 'https' if self.secure else 'http'
url = '%s://%s' % (schema, self.host)
if isinstance(self.port, int):
url += ':%d' % self.port
url += self.fullpath
payload = re_table.sub(lambda x: re_map[x.group()], self.payload)
self.logger.debug('XML POST URL: %s (cert_verify=%r)' % (
url, self.verify_certificate,
))
self.logger.debug('XML Payload: %s' % str(payload))
# Always call throttle before any remote server i/o is made
self.throttle()
if self.method == 'GET':
method = requests.get
elif self.method == 'PUT':
method = requests.put
elif self.method == 'PATCH':
method = requests.patch
elif self.method == 'DELETE':
method = requests.delete
elif self.method == 'HEAD':
method = requests.head
else: # POST
method = requests.post
try:
r = method(
url,
data=payload,
headers=headers,
auth=auth,
verify=self.verify_certificate,
timeout=self.request_timeout,
)
if r.status_code < 200 or r.status_code >= 300:
# We had a problem
status_str = \
NotifyXML.http_response_code_lookup(r.status_code)
self.logger.warning(
'Failed to send JSON %s notification: %s%serror=%s.',
self.method,
status_str,
', ' if status_str else '',
str(r.status_code))
self.logger.debug('Response Details:\r\n{}'.format(r.content))
# Return; we're done
return False
else:
self.logger.info('Sent XML %s notification.', self.method)
except requests.RequestException as e:
self.logger.warning(
'A Connection error occurred sending XML '
'notification to %s.' % self.host)
self.logger.debug('Socket Exception: %s' % str(e))
# Return; we're done
return False
return True
@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)
if not results:
# We're done early as we couldn't load the results
return results
# store any additional payload extra's defined
results['payload'] = {NotifyXML.unquote(x): NotifyXML.unquote(y)
for x, y in results['qsd:'].items()}
# Add our headers that the user can potentially over-ride if they wish
# to to our returned result set and tidy entries by unquoting them
results['headers'] = {NotifyXML.unquote(x): NotifyXML.unquote(y)
for x, y in results['qsd+'].items()}
# Add our GET paramters in the event the user wants to pass these along
results['params'] = {NotifyXML.unquote(x): NotifyXML.unquote(y)
for x, y in results['qsd-'].items()}
# Set method if not otherwise set
if 'method' in results['qsd'] and len(results['qsd']['method']):
results['method'] = NotifyXML.unquote(results['qsd']['method'])
return results