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1264 lines
42 KiB
1264 lines
42 KiB
# -*- coding: utf-8 -*-
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#
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# Copyright (C) 2019 Chris Caron <lead2gold@gmail.com>
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# All rights reserved.
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#
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# This code is licensed under the MIT License.
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files(the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions :
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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# THE SOFTWARE.
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# Great sources
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# - https://github.com/matrix-org/matrix-python-sdk
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# - https://github.com/matrix-org/synapse/blob/master/docs/reverse_proxy.rst
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#
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import re
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import six
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import requests
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from markdown import markdown
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from json import dumps
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from json import loads
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from time import time
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from .NotifyBase import NotifyBase
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from ..URLBase import PrivacyMode
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from ..common import NotifyType
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from ..common import NotifyImageSize
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from ..common import NotifyFormat
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from ..utils import parse_bool
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from ..utils import parse_list
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from ..utils import is_hostname
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from ..utils import validate_regex
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from ..AppriseLocale import gettext_lazy as _
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# Define default path
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MATRIX_V2_API_PATH = '/_matrix/client/r0'
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MATRIX_V1_WEBHOOK_PATH = '/api/v1/matrix/hook'
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# Extend HTTP Error Messages
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MATRIX_HTTP_ERROR_MAP = {
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403: 'Unauthorized - Invalid Token.',
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429: 'Rate limit imposed; wait 2s and try again',
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}
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# Matrix Room Syntax
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IS_ROOM_ALIAS = re.compile(
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r'^\s*(#|%23)?(?P<room>[a-z0-9-]+)((:|%3A)'
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r'(?P<home_server>[a-z0-9.-]+))?\s*$', re.I)
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# Room ID MUST start with an exclamation to avoid ambiguity
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IS_ROOM_ID = re.compile(
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r'^\s*(!|!|%21)(?P<room>[a-z0-9-]+)((:|%3A)'
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r'(?P<home_server>[a-z0-9.-]+))?\s*$', re.I)
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class MatrixMessageType(object):
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"""
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The Matrix Message types
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"""
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TEXT = "text"
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NOTICE = "notice"
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# matrix message types are placed into this list for validation purposes
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MATRIX_MESSAGE_TYPES = (
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MatrixMessageType.TEXT,
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MatrixMessageType.NOTICE,
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)
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class MatrixWebhookMode(object):
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# Webhook Mode is disabled
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DISABLED = "off"
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# The default webhook mode is to just be set to Matrix
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MATRIX = "matrix"
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# Support the slack webhook plugin
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SLACK = "slack"
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# Support the t2bot webhook plugin
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T2BOT = "t2bot"
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# webhook modes are placed into this list for validation purposes
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MATRIX_WEBHOOK_MODES = (
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MatrixWebhookMode.DISABLED,
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MatrixWebhookMode.MATRIX,
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MatrixWebhookMode.SLACK,
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MatrixWebhookMode.T2BOT,
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)
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class NotifyMatrix(NotifyBase):
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"""
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A wrapper for Matrix Notifications
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"""
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# The default descriptive name associated with the Notification
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service_name = 'Matrix'
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# The services URL
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service_url = 'https://matrix.org/'
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# The default protocol
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protocol = 'matrix'
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# The default secure protocol
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secure_protocol = 'matrixs'
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# A URL that takes you to the setup/help of the specific protocol
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setup_url = 'https://github.com/caronc/apprise/wiki/Notify_matrix'
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# Allows the user to specify the NotifyImageSize object
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image_size = NotifyImageSize.XY_32
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# The maximum allowable characters allowed in the body per message
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body_maxlen = 1000
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# Throttle a wee-bit to avoid thrashing
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request_rate_per_sec = 0.5
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# How many retry attempts we'll make in the event the server asks us to
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# throttle back.
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default_retries = 2
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# The number of micro seconds to wait if we get a 429 error code and
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# the server doesn't remind us how long we shoul wait for
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default_wait_ms = 1000
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# Define object templates
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templates = (
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# Targets are ignored when using t2bot mode; only a token is required
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'{schema}://{token}',
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'{schema}://{user}@{token}',
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# Disabled webhook
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'{schema}://{user}:{password}@{host}/{targets}',
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'{schema}://{user}:{password}@{host}:{port}/{targets}',
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# Webhook mode
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'{schema}://{user}:{token}@{host}/{targets}',
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'{schema}://{user}:{token}@{host}:{port}/{targets}',
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)
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# Define our template tokens
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template_tokens = dict(NotifyBase.template_tokens, **{
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'host': {
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'name': _('Hostname'),
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'type': 'string',
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'required': True,
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},
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'port': {
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'name': _('Port'),
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'type': 'int',
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'min': 1,
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'max': 65535,
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},
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'user': {
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'name': _('Username'),
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'type': 'string',
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},
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'password': {
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'name': _('Password'),
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'type': 'string',
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'private': True,
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},
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'token': {
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'name': _('Access Token'),
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'map_to': 'password',
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},
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'target_user': {
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'name': _('Target User'),
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'type': 'string',
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'prefix': '@',
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'map_to': 'targets',
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},
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'target_room_id': {
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'name': _('Target Room ID'),
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'type': 'string',
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'prefix': '!',
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'map_to': 'targets',
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},
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'target_room_alias': {
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'name': _('Target Room Alias'),
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'type': 'string',
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'prefix': '!',
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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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# Define our template arguments
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template_args = dict(NotifyBase.template_args, **{
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'image': {
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'name': _('Include Image'),
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'type': 'bool',
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'default': False,
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'map_to': 'include_image',
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},
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'mode': {
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'name': _('Webhook Mode'),
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'type': 'choice:string',
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'values': MATRIX_WEBHOOK_MODES,
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'default': MatrixWebhookMode.DISABLED,
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},
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'msgtype': {
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'name': _('Message Type'),
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'type': 'choice:string',
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'values': MATRIX_MESSAGE_TYPES,
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'default': MatrixMessageType.TEXT,
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},
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'to': {
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'alias_of': 'targets',
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},
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'token': {
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'alias_of': 'token',
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},
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})
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def __init__(self, targets=None, mode=None, msgtype=None,
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include_image=False, **kwargs):
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"""
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Initialize Matrix Object
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"""
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super(NotifyMatrix, self).__init__(**kwargs)
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# Prepare a list of rooms to connect and notify
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self.rooms = parse_list(targets)
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# our home server gets populated after a login/registration
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self.home_server = None
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# our user_id gets populated after a login/registration
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self.user_id = None
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# This gets initialized after a login/registration
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self.access_token = None
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# Place an image inline with the message body
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self.include_image = include_image
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# maintain a lookup of room alias's we already paired with their id
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# to speed up future requests
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self._room_cache = {}
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# Setup our mode
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self.mode = self.template_args['mode']['default'] \
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if not isinstance(mode, six.string_types) else mode.lower()
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if self.mode and self.mode not in MATRIX_WEBHOOK_MODES:
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msg = 'The mode specified ({}) is invalid.'.format(mode)
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self.logger.warning(msg)
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raise TypeError(msg)
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# Setup our message type
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self.msgtype = self.template_args['msgtype']['default'] \
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if not isinstance(msgtype, six.string_types) else msgtype.lower()
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if self.msgtype and self.msgtype not in MATRIX_MESSAGE_TYPES:
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msg = 'The msgtype specified ({}) is invalid.'.format(msgtype)
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self.logger.warning(msg)
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raise TypeError(msg)
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if self.mode == MatrixWebhookMode.T2BOT:
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# t2bot configuration requires that a webhook id is specified
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self.access_token = validate_regex(
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self.password, r'^[a-z0-9]{64}$', 'i')
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if not self.access_token:
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msg = 'An invalid T2Bot/Matrix Webhook ID ' \
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'({}) was specified.'.format(self.password)
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self.logger.warning(msg)
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raise TypeError(msg)
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elif not is_hostname(self.host):
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msg = 'An invalid Matrix Hostname ({}) was specified'\
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.format(self.host)
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self.logger.warning(msg)
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raise TypeError(msg)
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else:
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# Verify port if specified
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if self.port is not None and not (
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isinstance(self.port, int)
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and self.port >= self.template_tokens['port']['min']
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and self.port <= self.template_tokens['port']['max']):
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msg = 'An invalid Matrix Port ({}) was specified'\
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.format(self.port)
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self.logger.warning(msg)
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raise TypeError(msg)
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def send(self, body, title='', notify_type=NotifyType.INFO, **kwargs):
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"""
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Perform Matrix Notification
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"""
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# Call the _send_ function applicable to whatever mode we're in
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# - calls _send_webhook_notification if the mode variable is set
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# - calls _send_server_notification if the mode variable is not set
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return getattr(self, '_send_{}_notification'.format(
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'webhook' if self.mode != MatrixWebhookMode.DISABLED
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else 'server'))(
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body=body, title=title, notify_type=notify_type, **kwargs)
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def _send_webhook_notification(self, body, title='',
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notify_type=NotifyType.INFO, **kwargs):
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"""
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Perform Matrix Notification as a webhook
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"""
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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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}
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if self.mode != MatrixWebhookMode.T2BOT:
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# Acquire our access token from our URL
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access_token = self.password if self.password else self.user
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default_port = 443 if self.secure else 80
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# Prepare our URL
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url = '{schema}://{hostname}:{port}{webhook_path}/{token}'.format(
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schema='https' if self.secure else 'http',
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hostname=self.host,
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port='' if self.port is None
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or self.port == default_port else self.port,
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webhook_path=MATRIX_V1_WEBHOOK_PATH,
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token=access_token,
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)
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else:
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#
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# t2bot Setup
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#
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# Prepare our URL
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url = 'https://webhooks.t2bot.io/api/v1/matrix/hook/' \
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'{token}'.format(token=self.access_token)
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# Retrieve our payload
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payload = getattr(self, '_{}_webhook_payload'.format(self.mode))(
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body=body, title=title, notify_type=notify_type, **kwargs)
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self.logger.debug('Matrix POST URL: %s (cert_verify=%r)' % (
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url, self.verify_certificate,
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))
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self.logger.debug('Matrix Payload: %s' % str(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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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 != requests.codes.ok:
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# We had a problem
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status_str = \
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NotifyMatrix.http_response_code_lookup(
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r.status_code, MATRIX_HTTP_ERROR_MAP)
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self.logger.warning(
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'Failed to send Matrix notification: '
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'{}{}error={}.'.format(
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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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self.logger.debug('Response Details:\r\n{}'.format(r.content))
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# Return; we're done
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return False
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else:
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self.logger.info('Sent Matrix notification.')
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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 Matrix notification.'
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)
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self.logger.debug('Socket Exception: %s' % str(e))
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# Return; we're done
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return False
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return True
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def _slack_webhook_payload(self, body, title='',
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notify_type=NotifyType.INFO, **kwargs):
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"""
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Format the payload for a Slack based message
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"""
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if not hasattr(self, '_re_slack_formatting_rules'):
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# Prepare some one-time slack formating variables
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self._re_slack_formatting_map = {
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# New lines must become the string version
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r'\r\*\n': '\\n',
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# Escape other special characters
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r'&': '&',
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r'<': '<',
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r'>': '>',
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}
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# Iterate over above list and store content accordingly
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self._re_slack_formatting_rules = re.compile(
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r'(' + '|'.join(self._re_slack_formatting_map.keys()) + r')',
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re.IGNORECASE,
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)
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# Perform Formatting
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title = self._re_slack_formatting_rules.sub( # pragma: no branch
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lambda x: self._re_slack_formatting_map[x.group()], title,
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)
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body = self._re_slack_formatting_rules.sub( # pragma: no branch
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lambda x: self._re_slack_formatting_map[x.group()], body,
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)
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# prepare JSON Object
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payload = {
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'username': self.user if self.user else self.app_id,
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# Use Markdown language
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'mrkdwn': (self.notify_format == NotifyFormat.MARKDOWN),
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'attachments': [{
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'title': title,
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'text': body,
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'color': self.color(notify_type),
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'ts': time(),
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'footer': self.app_id,
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}],
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}
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return payload
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def _matrix_webhook_payload(self, body, title='',
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notify_type=NotifyType.INFO, **kwargs):
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"""
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Format the payload for a Matrix based message
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"""
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payload = {
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'displayName':
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self.user if self.user else self.app_id,
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'format': 'plain' if self.notify_format == NotifyFormat.TEXT
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else 'html',
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'text': '',
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}
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if self.notify_format == NotifyFormat.HTML:
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payload['text'] = '{title}{body}'.format(
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title='' if not title else '<h1>{}</h1>'.format(
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NotifyMatrix.escape_html(title)),
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body=body)
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elif self.notify_format == NotifyFormat.MARKDOWN:
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payload['text'] = '{title}{body}'.format(
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title='' if not title else '<h1>{}</h1>'.format(
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NotifyMatrix.escape_html(title)),
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body=markdown(body))
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else: # NotifyFormat.TEXT
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payload['text'] = \
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body if not title else '{}\r\n{}'.format(title, body)
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return payload
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def _t2bot_webhook_payload(self, body, title='',
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notify_type=NotifyType.INFO, **kwargs):
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"""
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Format the payload for a T2Bot Matrix based messages
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"""
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# Retrieve our payload
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payload = self._matrix_webhook_payload(
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body=body, title=title, notify_type=notify_type, **kwargs)
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# Acquire our image url if we're configured to do so
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image_url = None if not self.include_image else \
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self.image_url(notify_type)
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if image_url:
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# t2bot can take an avatarUrl Entry
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payload['avatarUrl'] = image_url
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return payload
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def _send_server_notification(self, body, title='',
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notify_type=NotifyType.INFO, **kwargs):
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"""
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Perform Direct Matrix Server Notification (no webhook)
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"""
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if self.access_token is None:
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# We need to register
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if not self._login():
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if not self._register():
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return False
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if len(self.rooms) == 0:
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# Attempt to retrieve a list of already joined channels
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self.rooms = self._joined_rooms()
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if len(self.rooms) == 0:
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# Nothing to notify
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self.logger.warning(
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'There were no Matrix rooms specified to notify.')
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return False
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# Create a copy of our rooms to join and message
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rooms = list(self.rooms)
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|
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# Initiaize our error tracking
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has_error = False
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while len(rooms) > 0:
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# Get our room
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room = rooms.pop(0)
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# Get our room_id from our response
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room_id = self._room_join(room)
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if not room_id:
|
|
# Notify our user about our failure
|
|
self.logger.warning(
|
|
'Could not join Matrix room {}.'.format((room)))
|
|
|
|
# Mark our failure
|
|
has_error = True
|
|
continue
|
|
|
|
# Acquire our image url if we're configured to do so
|
|
image_url = None if not self.include_image else \
|
|
self.image_url(notify_type)
|
|
|
|
if image_url:
|
|
# Define our payload
|
|
image_payload = {
|
|
'msgtype': 'm.image',
|
|
'url': image_url,
|
|
'body': '{}'.format(notify_type if not title else title),
|
|
}
|
|
# Build our path
|
|
path = '/rooms/{}/send/m.room.message'.format(
|
|
NotifyMatrix.quote(room_id))
|
|
|
|
# Post our content
|
|
postokay, response = self._fetch(path, payload=image_payload)
|
|
if not postokay:
|
|
# Mark our failure
|
|
has_error = True
|
|
continue
|
|
|
|
# Define our payload
|
|
payload = {
|
|
'msgtype': 'm.{}'.format(self.msgtype),
|
|
'body': '{title}{body}'.format(
|
|
title='' if not title else '# {}\r\n'.format(title),
|
|
body=body),
|
|
}
|
|
|
|
# Update our payload advance formatting for the services that
|
|
# support them.
|
|
if self.notify_format == NotifyFormat.HTML:
|
|
payload.update({
|
|
'format': 'org.matrix.custom.html',
|
|
'formatted_body': '{title}{body}'.format(
|
|
title='' if not title else '<h1>{}</h1>'.format(title),
|
|
body=body,
|
|
)
|
|
})
|
|
|
|
elif self.notify_format == NotifyFormat.MARKDOWN:
|
|
payload.update({
|
|
'format': 'org.matrix.custom.html',
|
|
'formatted_body': '{title}{body}'.format(
|
|
title='' if not title else '<h1>{}</h1>'.format(
|
|
NotifyMatrix.escape_html(title, whitespace=False)),
|
|
body=markdown(body),
|
|
)
|
|
})
|
|
|
|
# Build our path
|
|
path = '/rooms/{}/send/m.room.message'.format(
|
|
NotifyMatrix.quote(room_id))
|
|
|
|
# Post our content
|
|
postokay, response = self._fetch(path, payload=payload)
|
|
if not postokay:
|
|
# Notify our user
|
|
self.logger.warning(
|
|
'Could not send notification Matrix room {}.'.format(room))
|
|
|
|
# Mark our failure
|
|
has_error = True
|
|
continue
|
|
|
|
return not has_error
|
|
|
|
def _register(self):
|
|
"""
|
|
Register with the service if possible.
|
|
"""
|
|
|
|
# Prepare our Registration Payload. This will only work if registration
|
|
# is enabled for the public
|
|
payload = {
|
|
'kind': 'user',
|
|
'auth': {'type': 'm.login.dummy'},
|
|
}
|
|
|
|
# parameters
|
|
params = {
|
|
'kind': 'user',
|
|
}
|
|
|
|
# If a user is not specified, one will be randomly generated for you.
|
|
# If you do not specify a password, you will be unable to login to the
|
|
# account if you forget the access_token.
|
|
if self.user:
|
|
payload['username'] = self.user
|
|
|
|
if self.password:
|
|
payload['password'] = self.password
|
|
|
|
# Register
|
|
postokay, response = \
|
|
self._fetch('/register', payload=payload, params=params)
|
|
if not (postokay and isinstance(response, dict)):
|
|
# Failed to register
|
|
return False
|
|
|
|
# Pull the response details
|
|
self.access_token = response.get('access_token')
|
|
self.home_server = response.get('home_server')
|
|
self.user_id = response.get('user_id')
|
|
|
|
if self.access_token is not None:
|
|
self.logger.debug(
|
|
'Registered successfully with Matrix server.')
|
|
return True
|
|
|
|
return False
|
|
|
|
def _login(self):
|
|
"""
|
|
Acquires the matrix token required for making future requests. If we
|
|
fail we return False, otherwise we return True
|
|
"""
|
|
|
|
if self.access_token:
|
|
# Login not required; silently skip-over
|
|
return True
|
|
|
|
if not (self.user and self.password):
|
|
# It's not possible to register since we need these 2 values to
|
|
# make the action possible.
|
|
self.logger.warning(
|
|
'Failed to login to Matrix server: '
|
|
'user/pass combo is missing.')
|
|
return False
|
|
|
|
# Prepare our Registration Payload
|
|
payload = {
|
|
'type': 'm.login.password',
|
|
'user': self.user,
|
|
'password': self.password,
|
|
}
|
|
|
|
# Build our URL
|
|
postokay, response = self._fetch('/login', payload=payload)
|
|
if not (postokay and isinstance(response, dict)):
|
|
# Failed to login
|
|
return False
|
|
|
|
# Pull the response details
|
|
self.access_token = response.get('access_token')
|
|
self.home_server = response.get('home_server')
|
|
self.user_id = response.get('user_id')
|
|
|
|
if not self.access_token:
|
|
return False
|
|
|
|
self.logger.debug(
|
|
'Authenticated successfully with Matrix server.')
|
|
return True
|
|
|
|
def _logout(self):
|
|
"""
|
|
Relinquishes token from remote server
|
|
"""
|
|
|
|
if not self.access_token:
|
|
# Login not required; silently skip-over
|
|
return True
|
|
|
|
# Prepare our Registration Payload
|
|
payload = {}
|
|
|
|
# Expire our token
|
|
postokay, response = self._fetch('/logout', payload=payload)
|
|
if not postokay:
|
|
# If we get here, the token was declared as having already
|
|
# been expired. The response looks like this:
|
|
# {
|
|
# u'errcode': u'M_UNKNOWN_TOKEN',
|
|
# u'error': u'Access Token unknown or expired',
|
|
# }
|
|
#
|
|
# In this case it's okay to safely return True because
|
|
# we're logged out in this case.
|
|
if response.get('errcode') != u'M_UNKNOWN_TOKEN':
|
|
return False
|
|
|
|
# else: The response object looks like this if we were successful:
|
|
# {}
|
|
|
|
# Pull the response details
|
|
self.access_token = None
|
|
self.home_server = None
|
|
self.user_id = None
|
|
|
|
# Clear our room cache
|
|
self._room_cache = {}
|
|
|
|
self.logger.debug(
|
|
'Unauthenticated successfully with Matrix server.')
|
|
|
|
return True
|
|
|
|
def _room_join(self, room):
|
|
"""
|
|
Joins a matrix room if we're not already in it. Otherwise it attempts
|
|
to create it if it doesn't exist and always returns
|
|
the room_id if it was successful, otherwise it returns None
|
|
|
|
"""
|
|
|
|
if not self.access_token:
|
|
# We can't join a room if we're not logged in
|
|
return None
|
|
|
|
if not isinstance(room, six.string_types):
|
|
# Not a supported string
|
|
return None
|
|
|
|
# Prepare our Join Payload
|
|
payload = {}
|
|
|
|
# Check if it's a room id...
|
|
result = IS_ROOM_ID.match(room)
|
|
if result:
|
|
# We detected ourselves the home_server
|
|
home_server = result.group('home_server') \
|
|
if result.group('home_server') else self.home_server
|
|
|
|
# It was a room ID; simple mapping:
|
|
room_id = "!{}:{}".format(
|
|
result.group('room'),
|
|
home_server,
|
|
)
|
|
|
|
# Check our cache for speed:
|
|
if room_id in self._room_cache:
|
|
# We're done as we've already joined the channel
|
|
return self._room_cache[room_id]['id']
|
|
|
|
# Build our URL
|
|
path = '/join/{}'.format(NotifyMatrix.quote(room_id))
|
|
|
|
# Make our query
|
|
postokay, _ = self._fetch(path, payload=payload)
|
|
if postokay:
|
|
# Cache our entry for fast access later
|
|
self._room_cache[room_id] = {
|
|
'id': room_id,
|
|
'home_server': home_server,
|
|
}
|
|
|
|
return room_id if postokay else None
|
|
|
|
# Try to see if it's an alias then...
|
|
result = IS_ROOM_ALIAS.match(room)
|
|
if not result:
|
|
# There is nothing else it could be
|
|
self.logger.warning(
|
|
'Ignoring illegally formed room {} '
|
|
'from Matrix server list.'.format(room))
|
|
return None
|
|
|
|
# If we reach here, we're dealing with a channel alias
|
|
home_server = self.home_server \
|
|
if not result.group('home_server') \
|
|
else result.group('home_server')
|
|
|
|
# tidy our room (alias) identifier
|
|
room = '#{}:{}'.format(result.group('room'), home_server)
|
|
|
|
# Check our cache for speed:
|
|
if room in self._room_cache:
|
|
# We're done as we've already joined the channel
|
|
return self._room_cache[room]['id']
|
|
|
|
# If we reach here, we need to join the channel
|
|
|
|
# Build our URL
|
|
path = '/join/{}'.format(NotifyMatrix.quote(room))
|
|
|
|
# Attempt to join the channel
|
|
postokay, response = self._fetch(path, payload=payload)
|
|
if postokay:
|
|
# Cache our entry for fast access later
|
|
self._room_cache[room] = {
|
|
'id': response.get('room_id'),
|
|
'home_server': home_server,
|
|
}
|
|
return self._room_cache[room]['id']
|
|
|
|
# Try to create the channel
|
|
return self._room_create(room)
|
|
|
|
def _room_create(self, room):
|
|
"""
|
|
Creates a matrix room and return it's room_id if successful
|
|
otherwise None is returned.
|
|
"""
|
|
if not self.access_token:
|
|
# We can't create a room if we're not logged in
|
|
return None
|
|
|
|
if not isinstance(room, six.string_types):
|
|
# Not a supported string
|
|
return None
|
|
|
|
# Build our room if we have to:
|
|
result = IS_ROOM_ALIAS.match(room)
|
|
if not result:
|
|
# Illegally formed room
|
|
return None
|
|
|
|
# Our home_server
|
|
home_server = result.group('home_server') \
|
|
if result.group('home_server') else self.home_server
|
|
|
|
# update our room details
|
|
room = '#{}:{}'.format(result.group('room'), home_server)
|
|
|
|
# Prepare our Create Payload
|
|
payload = {
|
|
'room_alias_name': result.group('room'),
|
|
# Set our channel name
|
|
'name': '#{} - {}'.format(result.group('room'), self.app_desc),
|
|
# hide the room by default; let the user open it up if they wish
|
|
# to others.
|
|
'visibility': 'private',
|
|
'preset': 'trusted_private_chat',
|
|
}
|
|
|
|
postokay, response = self._fetch('/createRoom', payload=payload)
|
|
if not postokay:
|
|
# Failed to create channel
|
|
# Typical responses:
|
|
# - {u'errcode': u'M_ROOM_IN_USE',
|
|
# u'error': u'Room alias already taken'}
|
|
# - {u'errcode': u'M_UNKNOWN',
|
|
# u'error': u'Internal server error'}
|
|
if (response and response.get('errcode') == 'M_ROOM_IN_USE'):
|
|
return self._room_id(room)
|
|
return None
|
|
|
|
# Cache our entry for fast access later
|
|
self._room_cache[response.get('room_alias')] = {
|
|
'id': response.get('room_id'),
|
|
'home_server': home_server,
|
|
}
|
|
|
|
return response.get('room_id')
|
|
|
|
def _joined_rooms(self):
|
|
"""
|
|
Returns a list of the current rooms the logged in user
|
|
is a part of.
|
|
"""
|
|
|
|
if not self.access_token:
|
|
# No list is possible
|
|
return list()
|
|
|
|
postokay, response = self._fetch(
|
|
'/joined_rooms', payload=None, method='GET')
|
|
if not postokay:
|
|
# Failed to retrieve listings
|
|
return list()
|
|
|
|
# Return our list of rooms
|
|
return response.get('joined_rooms', list())
|
|
|
|
def _room_id(self, room):
|
|
"""Get room id from its alias.
|
|
Args:
|
|
room (str): The room alias name.
|
|
|
|
Returns:
|
|
returns the room id if it can, otherwise it returns None
|
|
"""
|
|
|
|
if not self.access_token:
|
|
# We can't get a room id if we're not logged in
|
|
return None
|
|
|
|
if not isinstance(room, six.string_types):
|
|
# Not a supported string
|
|
return None
|
|
|
|
# Build our room if we have to:
|
|
result = IS_ROOM_ALIAS.match(room)
|
|
if not result:
|
|
# Illegally formed room
|
|
return None
|
|
|
|
# Our home_server
|
|
home_server = result.group('home_server') \
|
|
if result.group('home_server') else self.home_server
|
|
|
|
# update our room details
|
|
room = '#{}:{}'.format(result.group('room'), home_server)
|
|
|
|
# Make our request
|
|
postokay, response = self._fetch(
|
|
"/directory/room/{}".format(
|
|
NotifyMatrix.quote(room)), payload=None, method='GET')
|
|
|
|
if postokay:
|
|
return response.get("room_id")
|
|
|
|
return None
|
|
|
|
def _fetch(self, path, payload=None, params=None, method='POST'):
|
|
"""
|
|
Wrapper to request.post() to manage it's response better and make
|
|
the send() function cleaner and easier to maintain.
|
|
|
|
This function returns True if the _post was successful and False
|
|
if it wasn't.
|
|
"""
|
|
|
|
# Define our headers
|
|
headers = {
|
|
'User-Agent': self.app_id,
|
|
'Content-Type': 'application/json',
|
|
}
|
|
|
|
if self.access_token is not None:
|
|
headers["Authorization"] = 'Bearer %s' % self.access_token
|
|
|
|
default_port = 443 if self.secure else 80
|
|
|
|
url = \
|
|
'{schema}://{hostname}:{port}{matrix_api}{path}'.format(
|
|
schema='https' if self.secure else 'http',
|
|
hostname=self.host,
|
|
port='' if self.port is None
|
|
or self.port == default_port else self.port,
|
|
matrix_api=MATRIX_V2_API_PATH,
|
|
path=path)
|
|
|
|
# Our response object
|
|
response = {}
|
|
|
|
# fetch function
|
|
fn = requests.post if method == 'POST' else requests.get
|
|
|
|
# Define how many attempts we'll make if we get caught in a throttle
|
|
# event
|
|
retries = self.default_retries if self.default_retries > 0 else 1
|
|
while retries > 0:
|
|
|
|
# Decrement our throttle retry count
|
|
retries -= 1
|
|
|
|
self.logger.debug('Matrix POST URL: %s (cert_verify=%r)' % (
|
|
url, self.verify_certificate,
|
|
))
|
|
self.logger.debug('Matrix Payload: %s' % str(payload))
|
|
|
|
# Initialize our response object
|
|
r = None
|
|
|
|
try:
|
|
r = fn(
|
|
url,
|
|
data=dumps(payload),
|
|
params=params,
|
|
headers=headers,
|
|
verify=self.verify_certificate,
|
|
timeout=self.request_timeout,
|
|
)
|
|
|
|
response = loads(r.content)
|
|
|
|
if r.status_code == 429:
|
|
wait = self.default_wait_ms / 1000
|
|
try:
|
|
wait = response['retry_after_ms'] / 1000
|
|
|
|
except KeyError:
|
|
try:
|
|
errordata = response['error']
|
|
wait = errordata['retry_after_ms'] / 1000
|
|
except KeyError:
|
|
pass
|
|
|
|
self.logger.warning(
|
|
'Matrix server requested we throttle back {}ms; '
|
|
'retries left {}.'.format(wait, retries))
|
|
self.logger.debug(
|
|
'Response Details:\r\n{}'.format(r.content))
|
|
|
|
# Throttle for specified wait
|
|
self.throttle(wait=wait)
|
|
|
|
# Try again
|
|
continue
|
|
|
|
elif r.status_code != requests.codes.ok:
|
|
# We had a problem
|
|
status_str = \
|
|
NotifyMatrix.http_response_code_lookup(
|
|
r.status_code, MATRIX_HTTP_ERROR_MAP)
|
|
|
|
self.logger.warning(
|
|
'Failed to handshake with Matrix server: '
|
|
'{}{}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, response)
|
|
|
|
except (AttributeError, TypeError, ValueError):
|
|
# This gets thrown if we can't parse our JSON Response
|
|
# - ValueError = r.content is Unparsable
|
|
# - TypeError = r.content is None
|
|
# - AttributeError = r is None
|
|
self.logger.warning('Invalid response from Matrix server.')
|
|
self.logger.debug(
|
|
'Response Details:\r\n{}'.format(r.content))
|
|
return (False, {})
|
|
|
|
except requests.RequestException as e:
|
|
self.logger.warning(
|
|
'A Connection error occurred while registering with Matrix'
|
|
' server.')
|
|
self.logger.debug('Socket Exception: %s' % str(e))
|
|
# Return; we're done
|
|
return (False, response)
|
|
|
|
return (True, response)
|
|
|
|
# If we get here, we ran out of retries
|
|
return (False, {})
|
|
|
|
def __del__(self):
|
|
"""
|
|
Ensure we relinquish our token
|
|
"""
|
|
if self.mode == MatrixWebhookMode.T2BOT:
|
|
# nothing to do
|
|
return
|
|
|
|
try:
|
|
self._logout()
|
|
|
|
except LookupError: # pragma: no cover
|
|
# Python v3.5 call to requests can sometimes throw the exception
|
|
# "/usr/lib64/python3.7/socket.py", line 748, in getaddrinfo
|
|
# LookupError: unknown encoding: idna
|
|
#
|
|
# This occurs every time when running unit-tests against Apprise:
|
|
# LANG=C.UTF-8 PYTHONPATH=$(pwd) py.test-3.7
|
|
#
|
|
# There has been an open issue on this since Jan 2017.
|
|
# - https://bugs.python.org/issue29288
|
|
#
|
|
# A ~similar~ issue can be identified here in the requests
|
|
# ticket system as unresolved and has provided work-arounds
|
|
# - https://github.com/kennethreitz/requests/issues/3578
|
|
pass
|
|
|
|
except ImportError: # pragma: no cover
|
|
# The actual exception is `ModuleNotFoundError` however ImportError
|
|
# grants us backwards compatiblity with versions of Python older
|
|
# than v3.6
|
|
|
|
# Python code that makes early calls to sys.exit() can cause
|
|
# the __del__() code to run. However in some newer versions of
|
|
# Python, this causes the `sys` library to no longer be
|
|
# available. The stack overflow also goes on to suggest that
|
|
# it's not wise to use the __del__() as a deconstructor
|
|
# which is the case here.
|
|
|
|
# https://stackoverflow.com/questions/67218341/\
|
|
# modulenotfounderror-import-of-time-halted-none-in-sys-\
|
|
# modules-occured-when-obj?noredirect=1&lq=1
|
|
#
|
|
#
|
|
# Also see: https://stackoverflow.com/questions\
|
|
# /1481488/what-is-the-del-method-and-how-do-i-call-it
|
|
|
|
# At this time it seems clean to try to log out (if we can)
|
|
# but not throw any unessisary exceptions (like this one) to
|
|
# the end user if we don't have to.
|
|
pass
|
|
|
|
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',
|
|
'mode': self.mode,
|
|
'msgtype': self.msgtype,
|
|
}
|
|
|
|
# Extend our parameters
|
|
params.update(self.url_parameters(privacy=privacy, *args, **kwargs))
|
|
|
|
auth = ''
|
|
if self.mode != MatrixWebhookMode.T2BOT:
|
|
# Determine Authentication
|
|
if self.user and self.password:
|
|
auth = '{user}:{password}@'.format(
|
|
user=NotifyMatrix.quote(self.user, safe=''),
|
|
password=self.pprint(
|
|
self.password, privacy, mode=PrivacyMode.Secret,
|
|
safe=''),
|
|
)
|
|
|
|
elif self.user:
|
|
auth = '{user}@'.format(
|
|
user=NotifyMatrix.quote(self.user, safe=''),
|
|
)
|
|
|
|
default_port = 443 if self.secure else 80
|
|
|
|
return '{schema}://{auth}{hostname}{port}/{rooms}?{params}'.format(
|
|
schema=self.secure_protocol if self.secure else self.protocol,
|
|
auth=auth,
|
|
hostname=NotifyMatrix.quote(self.host, safe='')
|
|
if self.mode != MatrixWebhookMode.T2BOT
|
|
else self.pprint(self.access_token, privacy, safe=''),
|
|
port='' if self.port is None
|
|
or self.port == default_port else ':{}'.format(self.port),
|
|
rooms=NotifyMatrix.quote('/'.join(self.rooms)),
|
|
params=NotifyMatrix.urlencode(params),
|
|
)
|
|
|
|
@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
|
|
|
|
if not results.get('host'):
|
|
return None
|
|
|
|
# Get our rooms
|
|
results['targets'] = NotifyMatrix.split_path(results['fullpath'])
|
|
|
|
# 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'] += NotifyMatrix.parse_list(results['qsd']['to'])
|
|
|
|
# Boolean to include an image or not
|
|
results['include_image'] = parse_bool(results['qsd'].get(
|
|
'image', NotifyMatrix.template_args['image']['default']))
|
|
|
|
# Get our mode
|
|
results['mode'] = results['qsd'].get('mode')
|
|
|
|
# t2bot detection... look for just a hostname, and/or just a user/host
|
|
# if we match this; we can go ahead and set the mode (but only if
|
|
# it was otherwise not set)
|
|
if results['mode'] is None \
|
|
and not results['password'] \
|
|
and not results['targets']:
|
|
|
|
# Default mode to t2bot
|
|
results['mode'] = MatrixWebhookMode.T2BOT
|
|
|
|
if results['mode'] and \
|
|
results['mode'].lower() == MatrixWebhookMode.T2BOT:
|
|
# unquote our hostname and pass it in as the password/token
|
|
results['password'] = NotifyMatrix.unquote(results['host'])
|
|
|
|
# Support the message type keyword
|
|
if 'msgtype' in results['qsd'] and len(results['qsd']['msgtype']):
|
|
results['msgtype'] = \
|
|
NotifyMatrix.unquote(results['qsd']['msgtype'])
|
|
|
|
# Support the use of the token= keyword
|
|
if 'token' in results['qsd'] and len(results['qsd']['token']):
|
|
results['password'] = NotifyMatrix.unquote(results['qsd']['token'])
|
|
|
|
return results
|
|
|
|
@staticmethod
|
|
def parse_native_url(url):
|
|
"""
|
|
Support https://webhooks.t2bot.io/api/v1/matrix/hook/WEBHOOK_TOKEN/
|
|
"""
|
|
|
|
result = re.match(
|
|
r'^https?://webhooks\.t2bot\.io/api/v1/matrix/hook/'
|
|
r'(?P<webhook_token>[A-Z0-9_-]+)/?'
|
|
r'(?P<params>\?.+)?$', url, re.I)
|
|
|
|
if result:
|
|
mode = 'mode={}'.format(MatrixWebhookMode.T2BOT)
|
|
|
|
return NotifyMatrix.parse_url(
|
|
'{schema}://{webhook_token}/{params}'.format(
|
|
schema=NotifyMatrix.secure_protocol,
|
|
webhook_token=result.group('webhook_token'),
|
|
params='?{}'.format(mode) if not result.group('params')
|
|
else '{}&{}'.format(result.group('params'), mode)))
|
|
|
|
return None
|