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725 lines
23 KiB
725 lines
23 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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# For this plugin to work correct, the Emby server must be set up to allow
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# for remote connections.
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# Emby Docker configuration: https://hub.docker.com/r/emby/embyserver/
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# Authentication: https://github.com/MediaBrowser/Emby/wiki/Authentication
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# Notifications: https://github.com/MediaBrowser/Emby/wiki/Remote-control
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import requests
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import hashlib
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from json import dumps
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from json import loads
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from .NotifyBase import NotifyBase
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from ..URLBase import PrivacyMode
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from ..utils import parse_bool
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from ..common import NotifyType
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from .. import __version__ as VERSION
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from ..AppriseLocale import gettext_lazy as _
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class NotifyEmby(NotifyBase):
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"""
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A wrapper for Emby Notifications
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"""
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# The default descriptive name associated with the Notification
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service_name = 'Emby'
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# The services URL
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service_url = 'https://emby.media/'
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# The default protocol
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protocol = 'emby'
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# The default secure protocol
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secure_protocol = 'embys'
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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_emby'
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# By default Emby requires you to provide it a device id
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# The following was just a random uuid4 generated one. There
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# is no real reason to change this, but hey; that's what open
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# source is for right?
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emby_device_id = '48df9504-6843-49be-9f2d-a685e25a0bc8'
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# The Emby message timeout; basically it is how long should our message be
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# displayed for. The value is in milli-seconds
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emby_message_timeout_ms = 60000
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# Define object templates
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templates = (
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'{schema}://{host}',
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'{schema}://{host}:{port}',
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'{schema}://{user}:{password}@{host}',
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'{schema}://{user}:{password}@{host}:{port}',
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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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'default': 8096
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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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})
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template_args = dict(NotifyBase.template_args, **{
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'modal': {
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'name': _('Modal'),
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'type': 'bool',
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'default': False,
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},
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})
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def __init__(self, modal=False, **kwargs):
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"""
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Initialize Emby Object
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"""
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super(NotifyEmby, self).__init__(**kwargs)
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if self.secure:
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self.schema = 'https'
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else:
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self.schema = 'http'
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# Our access token does not get created until we first
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# authenticate with our Emby server. The same goes for the
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# user id below.
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self.access_token = None
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self.user_id = None
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# Whether or not our popup dialog is a timed notification
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# or a modal type box (requires an Okay acknowledgement)
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self.modal = modal
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if not self.port:
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# Assign default port if one isn't otherwise specified:
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self.port = self.template_tokens['port']['default']
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if not self.user:
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# User was not specified
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msg = 'No Emby username was specified.'
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self.logger.warning(msg)
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raise TypeError(msg)
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return
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def login(self, **kwargs):
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"""
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Creates our authentication token and prepares our header
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"""
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if self.is_authenticated:
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# Log out first before we log back in
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self.logout()
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# Prepare our login url
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url = '%s://%s' % (self.schema, self.host)
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if self.port:
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url += ':%d' % self.port
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url += '/Users/AuthenticateByName'
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# Initialize our payload
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payload = {
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'Username': self.user
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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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'X-Emby-Authorization': self.emby_auth_header,
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}
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if self.password:
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# Source: https://github.com/MediaBrowser/Emby/wiki/Authentication
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# We require the following during our authentication
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# pw - password in plain text
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# password - password in Sha1
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# passwordMd5 - password in MD5
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payload['pw'] = self.password
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password_md5 = hashlib.md5()
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password_md5.update(self.password.encode('utf-8'))
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payload['passwordMd5'] = password_md5.hexdigest()
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password_sha1 = hashlib.sha1()
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password_sha1.update(self.password.encode('utf-8'))
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payload['password'] = password_sha1.hexdigest()
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else:
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# Backwards compatibility
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payload['password'] = ''
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payload['passwordMd5'] = ''
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# April 1st, 2018 and newer requirement:
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payload['pw'] = ''
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self.logger.debug(
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'Emby login() POST URL: %s (cert_verify=%r)' % (
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url, self.verify_certificate))
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try:
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r = requests.post(
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url,
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headers=headers,
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data=dumps(payload),
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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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NotifyEmby.http_response_code_lookup(r.status_code)
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self.logger.warning(
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'Failed to authenticate Emby user {} details: '
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'{}{}error={}.'.format(
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self.user,
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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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except requests.RequestException as e:
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self.logger.warning(
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'A Connection error occurred authenticating a user with Emby '
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'at %s.' % self.host)
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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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# Load our results
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try:
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results = loads(r.content)
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except (AttributeError, TypeError, ValueError):
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# ValueError = r.content is Unparsable
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# TypeError = r.content is None
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# AttributeError = r is None
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# This is a problem; abort
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return False
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# Acquire our Access Token
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self.access_token = results.get('AccessToken')
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# Acquire our UserId. It can be in one (or both) of the
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# following locations in the response:
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# {
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# 'User': {
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# ...
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# 'Id': 'the_user_id_can_be_here',
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# ...
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# },
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# 'Id': 'the_user_id_can_be_found_here_too',
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# }
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#
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# The below just safely covers both grounds.
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self.user_id = results.get('Id')
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if not self.user_id:
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if 'User' in results:
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self.user_id = results['User'].get('Id')
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# No user was found matching the specified
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return self.is_authenticated
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def sessions(self, user_controlled=True):
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"""
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Acquire our Session Identifiers and store them in a dictionary
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indexed by the session id itself.
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"""
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# A single session might look like this:
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# {
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# u'AdditionalUsers': [],
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# u'ApplicationVersion': u'3.3.1.0',
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# u'Client': u'Emby Mobile',
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# u'DeviceId': u'00c901e90ae814c00f81c75ae06a1c8a4381f45b',
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# u'DeviceName': u'Firefox',
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# u'Id': u'e37151ea06d7eb636639fded5a80f223',
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# u'LastActivityDate': u'2018-03-04T21:29:02.5590200Z',
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# u'PlayState': {
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# u'CanSeek': False,
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# u'IsMuted': False,
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# u'IsPaused': False,
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# u'RepeatMode': u'RepeatNone',
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# },
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# u'PlayableMediaTypes': [u'Audio', u'Video'],
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# u'RemoteEndPoint': u'172.17.0.1',
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# u'ServerId': u'4470e977ea704a08b264628c24127d43',
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# u'SupportedCommands': [
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# u'MoveUp',
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# u'MoveDown',
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# u'MoveLeft',
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# u'MoveRight',
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# u'PageUp',
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# u'PageDown',
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# u'PreviousLetter',
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# u'NextLetter',
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# u'ToggleOsd',
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# u'ToggleContextMenu',
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# u'Select',
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# u'Back',
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# u'SendKey',
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# u'SendString',
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# u'GoHome',
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# u'GoToSettings',
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# u'VolumeUp',
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# u'VolumeDown',
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# u'Mute',
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# u'Unmute',
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# u'ToggleMute',
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# u'SetVolume',
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# u'SetAudioStreamIndex',
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# u'SetSubtitleStreamIndex',
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# u'DisplayContent',
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# u'GoToSearch',
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# u'DisplayMessage',
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# u'SetRepeatMode',
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# u'ChannelUp',
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# u'ChannelDown',
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# u'PlayMediaSource',
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# ],
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# u'SupportsRemoteControl': True,
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# u'UserId': u'6f98d12cb10f48209ee282787daf7af6',
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# u'UserName': u'l2g'
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# }
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# Prepare a dict() object to control our sessions; the keys are
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# the sessions while the details associated with the session
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# are stored inside.
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sessions = dict()
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if not self.is_authenticated and not self.login():
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# Authenticate if we aren't already
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return sessions
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# Prepare our login url
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url = '%s://%s' % (self.schema, self.host)
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if self.port:
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url += ':%d' % self.port
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url += '/Sessions'
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if user_controlled is True:
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# Only return sessions that can be managed by the current Emby
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# user.
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url += '?ControllableByUserId=%s' % self.user_id
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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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'X-Emby-Authorization': self.emby_auth_header,
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'X-MediaBrowser-Token': self.access_token,
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}
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self.logger.debug(
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'Emby session() GET URL: %s (cert_verify=%r)' % (
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url, self.verify_certificate))
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try:
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r = requests.get(
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url,
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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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NotifyEmby.http_response_code_lookup(r.status_code)
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self.logger.warning(
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'Failed to acquire Emby session for user {}: '
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'{}{}error={}.'.format(
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self.user,
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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 sessions
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except requests.RequestException as e:
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self.logger.warning(
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'A Connection error occurred querying Emby '
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'for session information at %s.' % self.host)
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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 sessions
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# Load our results
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try:
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results = loads(r.content)
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except (AttributeError, TypeError, ValueError):
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# ValueError = r.content is Unparsable
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# TypeError = r.content is None
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# AttributeError = r is None
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# We need to abort at this point
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return sessions
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for entry in results:
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session = entry.get('Id')
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if session:
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sessions[session] = entry
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return sessions
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def logout(self, **kwargs):
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"""
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Logs out of an already-authenticated session
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"""
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if not self.is_authenticated:
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# We're not authenticated; there is nothing to do
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return True
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# Prepare our login url
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url = '%s://%s' % (self.schema, self.host)
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if self.port:
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url += ':%d' % self.port
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url += '/Sessions/Logout'
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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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'X-Emby-Authorization': self.emby_auth_header,
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'X-MediaBrowser-Token': self.access_token,
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}
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self.logger.debug(
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'Emby logout() POST URL: %s (cert_verify=%r)' % (
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url, self.verify_certificate))
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try:
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r = requests.post(
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url,
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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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# We're already logged out
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requests.codes.unauthorized,
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# The below show up if we were 'just' logged out
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requests.codes.ok,
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requests.codes.no_content):
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# We had a problem
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status_str = \
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NotifyEmby.http_response_code_lookup(r.status_code)
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self.logger.warning(
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'Failed to logoff Emby user {}: '
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'{}{}error={}.'.format(
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self.user,
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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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except requests.RequestException as e:
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self.logger.warning(
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'A Connection error occurred querying Emby '
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'to logoff user %s at %s.' % (self.user, self.host))
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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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# We logged our successfully if we reached here
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# Reset our variables
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self.access_token = None
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self.user_id = None
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return True
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def send(self, body, title='', notify_type=NotifyType.INFO, **kwargs):
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"""
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Perform Emby Notification
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"""
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if not self.is_authenticated and not self.login():
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# Authenticate if we aren't already
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return False
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# Acquire our list of sessions
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sessions = self.sessions().keys()
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if not sessions:
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self.logger.warning('There were no Emby sessions to notify.')
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# We don't need to fail; there really is no one to notify
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return True
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url = '%s://%s' % (self.schema, self.host)
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if self.port:
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url += ':%d' % self.port
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# Append our remaining path
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url += '/Sessions/%s/Message'
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# Prepare Emby Object
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payload = {
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'Header': title,
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'Text': body,
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}
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if not self.modal:
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payload['TimeoutMs'] = self.emby_message_timeout_ms
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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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'X-Emby-Authorization': self.emby_auth_header,
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'X-MediaBrowser-Token': self.access_token,
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}
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# Track whether or not we had a failure or not.
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has_error = False
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for session in sessions:
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# Update our session
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session_url = url % session
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self.logger.debug('Emby POST URL: %s (cert_verify=%r)' % (
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session_url, self.verify_certificate,
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))
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self.logger.debug('Emby Payload: %s' % str(payload))
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# Always call throttle before the requests are made
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self.throttle()
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try:
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r = requests.post(
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session_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,
|
|
requests.codes.no_content):
|
|
# We had a problem
|
|
status_str = \
|
|
NotifyEmby.http_response_code_lookup(r.status_code)
|
|
|
|
self.logger.warning(
|
|
'Failed to send Emby notification: '
|
|
'{}{}error={}.'.format(
|
|
status_str,
|
|
', ' if status_str else '',
|
|
r.status_code))
|
|
|
|
self.logger.debug(
|
|
'Response Details:\r\n{}'.format(r.content))
|
|
|
|
# Mark our failure
|
|
has_error = True
|
|
continue
|
|
|
|
else:
|
|
self.logger.info('Sent Emby notification.')
|
|
|
|
except requests.RequestException as e:
|
|
self.logger.warning(
|
|
'A Connection error occurred sending Emby '
|
|
'notification to %s.' % self.host)
|
|
self.logger.debug('Socket Exception: %s' % str(e))
|
|
|
|
# Mark our failure
|
|
has_error = True
|
|
continue
|
|
|
|
return not has_error
|
|
|
|
def url(self, privacy=False, *args, **kwargs):
|
|
"""
|
|
Returns the URL built dynamically based on specified arguments.
|
|
"""
|
|
|
|
# Define any URL parameters
|
|
params = {
|
|
'modal': 'yes' if self.modal else 'no',
|
|
}
|
|
|
|
# Extend our parameters
|
|
params.update(self.url_parameters(privacy=privacy, *args, **kwargs))
|
|
|
|
# Determine Authentication
|
|
auth = ''
|
|
if self.user and self.password:
|
|
auth = '{user}:{password}@'.format(
|
|
user=NotifyEmby.quote(self.user, safe=''),
|
|
password=self.pprint(
|
|
self.password, privacy, mode=PrivacyMode.Secret, safe=''),
|
|
)
|
|
else: # self.user is set
|
|
auth = '{user}@'.format(
|
|
user=NotifyEmby.quote(self.user, safe=''),
|
|
)
|
|
|
|
return '{schema}://{auth}{hostname}{port}/?{params}'.format(
|
|
schema=self.secure_protocol if self.secure else self.protocol,
|
|
auth=auth,
|
|
hostname=self.host,
|
|
port='' if self.port is None
|
|
or self.port == self.template_tokens['port']['default']
|
|
else ':{}'.format(self.port),
|
|
params=NotifyEmby.urlencode(params),
|
|
)
|
|
|
|
@property
|
|
def is_authenticated(self):
|
|
"""
|
|
Returns True if we're authenticated and False if not.
|
|
|
|
"""
|
|
return True if self.access_token and self.user_id else False
|
|
|
|
@property
|
|
def emby_auth_header(self):
|
|
"""
|
|
Generates the X-Emby-Authorization header response based on whether
|
|
we're authenticated or not.
|
|
|
|
"""
|
|
# Specific to Emby
|
|
header_args = [
|
|
('MediaBrowser Client', self.app_id),
|
|
('Device', self.app_id),
|
|
('DeviceId', self.emby_device_id),
|
|
('Version', str(VERSION)),
|
|
]
|
|
|
|
if self.user_id:
|
|
# Append UserId variable if we're authenticated
|
|
header_args.append(('UserId', self.user))
|
|
|
|
return ', '.join(['%s="%s"' % (k, v) for k, v in header_args])
|
|
|
|
@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
|
|
return results
|
|
|
|
# Modal type popup (default False)
|
|
results['modal'] = parse_bool(results['qsd'].get('modal', False))
|
|
|
|
return results
|
|
|
|
def __del__(self):
|
|
"""
|
|
Destructor
|
|
"""
|
|
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 workarounds
|
|
# - https://github.com/kennethreitz/requests/issues/3578
|
|
pass
|
|
|
|
except ImportError: # pragma: no cover
|
|
# The actual exception is `ModuleNotFoundError` however ImportError
|
|
# grants us backwards compatibility 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 destructor
|
|
# 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 unnecessary exceptions (like this one) to
|
|
# the end user if we don't have to.
|
|
pass
|