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python-plexapi/plexapi/client.py
jjlawren a78126ed73
Handle missing key when PlayQueue passed to playMedia (#692) 
* Handle missing key when playqueue passed to playMedia

* Simpler but less verbose fix
2021-03-11 11:18:51 -06:00

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# -*- coding: utf-8 -*-
import time
from xml.etree import ElementTree
import requests
from plexapi import BASE_HEADERS, CONFIG, TIMEOUT, log, logfilter, utils
from plexapi.base import PlexObject
from plexapi.exceptions import BadRequest, NotFound, Unauthorized, Unsupported
from plexapi.playqueue import PlayQueue
from requests.status_codes import _codes as codes
DEFAULT_MTYPE = 'video'
@utils.registerPlexObject
class PlexClient(PlexObject):
""" Main class for interacting with a Plex client. This class can connect
directly to the client and control it or proxy commands through your
Plex Server. To better understand the Plex client API's read this page:
https://github.com/plexinc/plex-media-player/wiki/Remote-control-API
Parameters:
server (:class:`~plexapi.server.PlexServer`): PlexServer this client is connected to (optional).
data (ElementTree): Response from PlexServer used to build this object (optional).
initpath (str): Path used to generate data.
baseurl (str): HTTP URL to connect dirrectly to this client.
token (str): X-Plex-Token used for authenication (optional).
session (:class:`~requests.Session`): requests.Session object if you want more control (optional).
timeout (int): timeout in seconds on initial connect to client (default config.TIMEOUT).
Attributes:
TAG (str): 'Player'
key (str): '/resources'
device (str): Best guess on the type of device this is (PS, iPhone, Linux, etc).
deviceClass (str): Device class (pc, phone, etc).
machineIdentifier (str): Unique ID for this device.
model (str): Unknown
platform (str): Unknown
platformVersion (str): Description
product (str): Client Product (Plex for iOS, etc).
protocol (str): Always seems ot be 'plex'.
protocolCapabilities (list<str>): List of client capabilities (navigation, playback,
timeline, mirror, playqueues).
protocolVersion (str): Protocol version (1, future proofing?)
server (:class:`~plexapi.server.PlexServer`): Server this client is connected to.
session (:class:`~requests.Session`): Session object used for connection.
state (str): Unknown
title (str): Name of this client (Johns iPhone, etc).
token (str): X-Plex-Token used for authenication
vendor (str): Unknown
version (str): Device version (4.6.1, etc).
_baseurl (str): HTTP address of the client.
_token (str): Token used to access this client.
_session (obj): Requests session object used to access this client.
_proxyThroughServer (bool): Set to True after calling
:func:`~plexapi.client.PlexClient.proxyThroughServer` (default False).
"""
TAG = 'Player'
key = '/resources'
def __init__(self, server=None, data=None, initpath=None, baseurl=None,
token=None, connect=True, session=None, timeout=None):
super(PlexClient, self).__init__(server, data, initpath)
self._baseurl = baseurl.strip('/') if baseurl else None
self._token = logfilter.add_secret(token)
self._showSecrets = CONFIG.get('log.show_secrets', '').lower() == 'true'
server_session = server._session if server else None
self._session = session or server_session or requests.Session()
self._proxyThroughServer = False
self._commandId = 0
self._last_call = 0
self._timeline_cache = []
self._timeline_cache_timestamp = 0
if not any([data is not None, initpath, baseurl, token]):
self._baseurl = CONFIG.get('auth.client_baseurl', 'http://localhost:32433')
self._token = logfilter.add_secret(CONFIG.get('auth.client_token'))
if connect and self._baseurl:
self.connect(timeout=timeout)
def _nextCommandId(self):
self._commandId += 1
return self._commandId
def connect(self, timeout=None):
""" Alias of reload as any subsequent requests to this client will be
made directly to the device even if the object attributes were initially
populated from a PlexServer.
"""
if not self.key:
raise Unsupported('Cannot reload an object not built from a URL.')
self._initpath = self.key
data = self.query(self.key, timeout=timeout)
self._loadData(data[0])
return self
def reload(self):
""" Alias to self.connect(). """
return self.connect()
def _loadData(self, data):
""" Load attribute values from Plex XML response. """
self._data = data
self.deviceClass = data.attrib.get('deviceClass')
self.machineIdentifier = data.attrib.get('machineIdentifier')
self.product = data.attrib.get('product')
self.protocol = data.attrib.get('protocol')
self.protocolCapabilities = data.attrib.get('protocolCapabilities', '').split(',')
self.protocolVersion = data.attrib.get('protocolVersion')
self.platform = data.attrib.get('platform')
self.platformVersion = data.attrib.get('platformVersion')
self.title = data.attrib.get('title') or data.attrib.get('name')
# Active session details
# Since protocolCapabilities is missing from /sessions we cant really control this player without
# creating a client manually.
# Add this in next breaking release.
# if self._initpath == 'status/sessions':
self.device = data.attrib.get('device') # session
self.model = data.attrib.get('model') # session
self.state = data.attrib.get('state') # session
self.vendor = data.attrib.get('vendor') # session
self.version = data.attrib.get('version') # session
self.local = utils.cast(bool, data.attrib.get('local', 0))
self.address = data.attrib.get('address') # session
self.remotePublicAddress = data.attrib.get('remotePublicAddress')
self.userID = data.attrib.get('userID')
def _headers(self, **kwargs):
""" Returns a dict of all default headers for Client requests. """
headers = BASE_HEADERS
if self._token:
headers['X-Plex-Token'] = self._token
headers.update(kwargs)
return headers
def proxyThroughServer(self, value=True, server=None):
""" Tells this PlexClient instance to proxy all future commands through the PlexServer.
Useful if you do not wish to connect directly to the Client device itself.
Parameters:
value (bool): Enable or disable proxying (optional, default True).
Raises:
:exc:`~plexapi.exceptions.Unsupported`: Cannot use client proxy with unknown server.
"""
if server:
self._server = server
if value is True and not self._server:
raise Unsupported('Cannot use client proxy with unknown server.')
self._proxyThroughServer = value
def query(self, path, method=None, headers=None, timeout=None, **kwargs):
""" Main method used to handle HTTPS requests to the Plex client. This method helps
by encoding the response to utf-8 and parsing the returned XML into and
ElementTree object. Returns None if no data exists in the response.
"""
url = self.url(path)
method = method or self._session.get
timeout = timeout or TIMEOUT
log.debug('%s %s', method.__name__.upper(), url)
headers = self._headers(**headers or {})
response = method(url, headers=headers, timeout=timeout, **kwargs)
if response.status_code not in (200, 201, 204):
codename = codes.get(response.status_code)[0]
errtext = response.text.replace('\n', ' ')
message = '(%s) %s; %s %s' % (response.status_code, codename, response.url, errtext)
if response.status_code == 401:
raise Unauthorized(message)
elif response.status_code == 404:
raise NotFound(message)
else:
raise BadRequest(message)
data = response.text.encode('utf8')
return ElementTree.fromstring(data) if data.strip() else None
def sendCommand(self, command, proxy=None, **params):
""" Convenience wrapper around :func:`~plexapi.client.PlexClient.query` to more easily
send simple commands to the client. Returns an ElementTree object containing
the response.
Parameters:
command (str): Command to be sent in for format '<controller>/<command>'.
proxy (bool): Set True to proxy this command through the PlexServer.
**params (dict): Additional GET parameters to include with the command.
Raises:
:exc:`~plexapi.exceptions.Unsupported`: When we detect the client doesn't support this capability.
"""
command = command.strip('/')
controller = command.split('/')[0]
headers = {'X-Plex-Target-Client-Identifier': self.machineIdentifier}
if controller not in self.protocolCapabilities:
log.debug('Client %s doesnt support %s controller.'
'What your trying might not work' % (self.title, controller))
proxy = self._proxyThroughServer if proxy is None else proxy
query = self._server.query if proxy else self.query
# Workaround for ptp. See https://github.com/pkkid/python-plexapi/issues/244
t = time.time()
if command == 'timeline/poll':
self._last_call = t
elif t - self._last_call >= 80 and self.product in ('ptp', 'Plex Media Player'):
self._last_call = t
self.sendCommand(ClientTimeline.key, wait=0)
params['commandID'] = self._nextCommandId()
key = '/player/%s%s' % (command, utils.joinArgs(params))
try:
return query(key, headers=headers)
except ElementTree.ParseError:
# Workaround for players which don't return valid XML on successful commands
# - Plexamp, Plex for Android: `b'OK'`
# - Plex for Samsung: `b'<?xml version="1.0"?><Response code="200" status="OK">'`
if self.product in (
'Plexamp',
'Plex for Android (TV)',
'Plex for Android (Mobile)',
'Plex for Samsung',
):
return
raise
def url(self, key, includeToken=False):
""" Build a URL string with proper token argument. Token will be appended to the URL
if either includeToken is True or CONFIG.log.show_secrets is 'true'.
"""
if not self._baseurl:
raise BadRequest('PlexClient object missing baseurl.')
if self._token and (includeToken or self._showSecrets):
delim = '&' if '?' in key else '?'
return '%s%s%sX-Plex-Token=%s' % (self._baseurl, key, delim, self._token)
return '%s%s' % (self._baseurl, key)
# ---------------------
# Navigation Commands
# These commands navigate around the user-interface.
def contextMenu(self):
""" Open the context menu on the client. """
self.sendCommand('navigation/contextMenu')
def goBack(self):
""" Navigate back one position. """
self.sendCommand('navigation/back')
def goToHome(self):
""" Go directly to the home screen. """
self.sendCommand('navigation/home')
def goToMusic(self):
""" Go directly to the playing music panel. """
self.sendCommand('navigation/music')
def moveDown(self):
""" Move selection down a position. """
self.sendCommand('navigation/moveDown')
def moveLeft(self):
""" Move selection left a position. """
self.sendCommand('navigation/moveLeft')
def moveRight(self):
""" Move selection right a position. """
self.sendCommand('navigation/moveRight')
def moveUp(self):
""" Move selection up a position. """
self.sendCommand('navigation/moveUp')
def nextLetter(self):
""" Jump to next letter in the alphabet. """
self.sendCommand('navigation/nextLetter')
def pageDown(self):
""" Move selection down a full page. """
self.sendCommand('navigation/pageDown')
def pageUp(self):
""" Move selection up a full page. """
self.sendCommand('navigation/pageUp')
def previousLetter(self):
""" Jump to previous letter in the alphabet. """
self.sendCommand('navigation/previousLetter')
def select(self):
""" Select element at the current position. """
self.sendCommand('navigation/select')
def toggleOSD(self):
""" Toggle the on screen display during playback. """
self.sendCommand('navigation/toggleOSD')
def goToMedia(self, media, **params):
""" Navigate directly to the specified media page.
Parameters:
media (:class:`~plexapi.media.Media`): Media object to navigate to.
**params (dict): Additional GET parameters to include with the command.
Raises:
:exc:`~plexapi.exceptions.Unsupported`: When no PlexServer specified in this object.
"""
if not self._server:
raise Unsupported('A server must be specified before using this command.')
server_url = media._server._baseurl.split(':')
self.sendCommand('mirror/details', **dict({
'machineIdentifier': self._server.machineIdentifier,
'address': server_url[1].strip('/'),
'port': server_url[-1],
'key': media.key,
'protocol': server_url[0],
'token': media._server.createToken()
}, **params))
# -------------------
# Playback Commands
# Most of the playback commands take a mandatory mtype {'music','photo','video'} argument,
# to specify which media type to apply the command to, (except for playMedia). This
# is in case there are multiple things happening (e.g. music in the background, photo
# slideshow in the foreground).
def pause(self, mtype=DEFAULT_MTYPE):
""" Pause the currently playing media type.
Parameters:
mtype (str): Media type to take action against (music, photo, video).
"""
self.sendCommand('playback/pause', type=mtype)
def play(self, mtype=DEFAULT_MTYPE):
""" Start playback for the specified media type.
Parameters:
mtype (str): Media type to take action against (music, photo, video).
"""
self.sendCommand('playback/play', type=mtype)
def refreshPlayQueue(self, playQueueID, mtype=DEFAULT_MTYPE):
""" Refresh the specified Playqueue.
Parameters:
playQueueID (str): Playqueue ID.
mtype (str): Media type to take action against (music, photo, video).
"""
self.sendCommand(
'playback/refreshPlayQueue', playQueueID=playQueueID, type=mtype)
def seekTo(self, offset, mtype=DEFAULT_MTYPE):
""" Seek to the specified offset (ms) during playback.
Parameters:
offset (int): Position to seek to (milliseconds).
mtype (str): Media type to take action against (music, photo, video).
"""
self.sendCommand('playback/seekTo', offset=offset, type=mtype)
def skipNext(self, mtype=DEFAULT_MTYPE):
""" Skip to the next playback item.
Parameters:
mtype (str): Media type to take action against (music, photo, video).
"""
self.sendCommand('playback/skipNext', type=mtype)
def skipPrevious(self, mtype=DEFAULT_MTYPE):
""" Skip to previous playback item.
Parameters:
mtype (str): Media type to take action against (music, photo, video).
"""
self.sendCommand('playback/skipPrevious', type=mtype)
def skipTo(self, key, mtype=DEFAULT_MTYPE):
""" Skip to the playback item with the specified key.
Parameters:
key (str): Key of the media item to skip to.
mtype (str): Media type to take action against (music, photo, video).
"""
self.sendCommand('playback/skipTo', key=key, type=mtype)
def stepBack(self, mtype=DEFAULT_MTYPE):
""" Step backward a chunk of time in the current playback item.
Parameters:
mtype (str): Media type to take action against (music, photo, video).
"""
self.sendCommand('playback/stepBack', type=mtype)
def stepForward(self, mtype=DEFAULT_MTYPE):
""" Step forward a chunk of time in the current playback item.
Parameters:
mtype (str): Media type to take action against (music, photo, video).
"""
self.sendCommand('playback/stepForward', type=mtype)
def stop(self, mtype=DEFAULT_MTYPE):
""" Stop the currently playing item.
Parameters:
mtype (str): Media type to take action against (music, photo, video).
"""
self.sendCommand('playback/stop', type=mtype)
def setRepeat(self, repeat, mtype=DEFAULT_MTYPE):
""" Enable repeat for the specified playback items.
Parameters:
repeat (int): Repeat mode (0=off, 1=repeatone, 2=repeatall).
mtype (str): Media type to take action against (music, photo, video).
"""
self.setParameters(repeat=repeat, mtype=mtype)
def setShuffle(self, shuffle, mtype=DEFAULT_MTYPE):
""" Enable shuffle for the specified playback items.
Parameters:
shuffle (int): Shuffle mode (0=off, 1=on)
mtype (str): Media type to take action against (music, photo, video).
"""
self.setParameters(shuffle=shuffle, mtype=mtype)
def setVolume(self, volume, mtype=DEFAULT_MTYPE):
""" Enable volume for the current playback item.
Parameters:
volume (int): Volume level (0-100).
mtype (str): Media type to take action against (music, photo, video).
"""
self.setParameters(volume=volume, mtype=mtype)
def setAudioStream(self, audioStreamID, mtype=DEFAULT_MTYPE):
""" Select the audio stream for the current playback item (only video).
Parameters:
audioStreamID (str): ID of the audio stream from the media object.
mtype (str): Media type to take action against (music, photo, video).
"""
self.setStreams(audioStreamID=audioStreamID, mtype=mtype)
def setSubtitleStream(self, subtitleStreamID, mtype=DEFAULT_MTYPE):
""" Select the subtitle stream for the current playback item (only video).
Parameters:
subtitleStreamID (str): ID of the subtitle stream from the media object.
mtype (str): Media type to take action against (music, photo, video).
"""
self.setStreams(subtitleStreamID=subtitleStreamID, mtype=mtype)
def setVideoStream(self, videoStreamID, mtype=DEFAULT_MTYPE):
""" Select the video stream for the current playback item (only video).
Parameters:
videoStreamID (str): ID of the video stream from the media object.
mtype (str): Media type to take action against (music, photo, video).
"""
self.setStreams(videoStreamID=videoStreamID, mtype=mtype)
def playMedia(self, media, offset=0, **params):
""" Start playback of the specified media item. See also:
Parameters:
media (:class:`~plexapi.media.Media`): Media item to be played back
(movie, music, photo, playlist, playqueue).
offset (int): Number of milliseconds at which to start playing with zero
representing the beginning (default 0).
**params (dict): Optional additional parameters to include in the playback request. See
also: https://github.com/plexinc/plex-media-player/wiki/Remote-control-API#modified-commands
Raises:
:exc:`~plexapi.exceptions.Unsupported`: When no PlexServer specified in this object.
"""
if not self._server:
raise Unsupported('A server must be specified before using this command.')
server_url = media._server._baseurl.split(':')
server_port = server_url[-1].strip('/')
if hasattr(media, "playlistType"):
mediatype = media.playlistType
else:
if isinstance(media, PlayQueue):
mediatype = media.items[0].listType
else:
mediatype = media.listType
# mediatype must be in ["video", "music", "photo"]
if mediatype == "audio":
mediatype = "music"
playqueue = media if isinstance(media, PlayQueue) else self._server.createPlayQueue(media)
self.sendCommand('playback/playMedia', **dict({
'machineIdentifier': self._server.machineIdentifier,
'address': server_url[1].strip('/'),
'port': server_port,
'offset': offset,
'key': media.key or playqueue.selectedItem.key,
'token': media._server.createToken(),
'type': mediatype,
'containerKey': '/playQueues/%s?window=100&own=1' % playqueue.playQueueID,
}, **params))
def setParameters(self, volume=None, shuffle=None, repeat=None, mtype=DEFAULT_MTYPE):
""" Set multiple playback parameters at once.
Parameters:
volume (int): Volume level (0-100; optional).
shuffle (int): Shuffle mode (0=off, 1=on; optional).
repeat (int): Repeat mode (0=off, 1=repeatone, 2=repeatall; optional).
mtype (str): Media type to take action against (optional music, photo, video).
"""
params = {}
if repeat is not None:
params['repeat'] = repeat
if shuffle is not None:
params['shuffle'] = shuffle
if volume is not None:
params['volume'] = volume
if mtype is not None:
params['type'] = mtype
self.sendCommand('playback/setParameters', **params)
def setStreams(self, audioStreamID=None, subtitleStreamID=None, videoStreamID=None, mtype=DEFAULT_MTYPE):
""" Select multiple playback streams at once.
Parameters:
audioStreamID (str): ID of the audio stream from the media object.
subtitleStreamID (str): ID of the subtitle stream from the media object.
videoStreamID (str): ID of the video stream from the media object.
mtype (str): Media type to take action against (optional music, photo, video).
"""
params = {}
if audioStreamID is not None:
params['audioStreamID'] = audioStreamID
if subtitleStreamID is not None:
params['subtitleStreamID'] = subtitleStreamID
if videoStreamID is not None:
params['videoStreamID'] = videoStreamID
if mtype is not None:
params['type'] = mtype
self.sendCommand('playback/setStreams', **params)
# -------------------
# Timeline Commands
def timelines(self, wait=0):
"""Poll the client's timelines, create, and return timeline objects.
Some clients may not always respond to timeline requests, believe this
to be a Plex bug.
"""
t = time.time()
if t - self._timeline_cache_timestamp > 1:
self._timeline_cache_timestamp = t
timelines = self.sendCommand(ClientTimeline.key, wait=wait) or []
self._timeline_cache = [ClientTimeline(self, data) for data in timelines]
return self._timeline_cache
@property
def timeline(self):
"""Returns the active timeline object."""
return next((x for x in self.timelines() if x.state != 'stopped'), None)
def isPlayingMedia(self, includePaused=True):
"""Returns True if any media is currently playing.
Parameters:
includePaused (bool): Set True to treat currently paused items
as playing (optional; default True).
"""
state = getattr(self.timeline, "state", None)
return bool(state == 'playing' or (includePaused and state == 'paused'))
class ClientTimeline(PlexObject):
"""Get the timeline's attributes."""
key = 'timeline/poll'
def _loadData(self, data):
self._data = data
self.address = data.attrib.get('address')
self.audioStreamId = utils.cast(int, data.attrib.get('audioStreamId'))
self.autoPlay = utils.cast(bool, data.attrib.get('autoPlay'))
self.containerKey = data.attrib.get('containerKey')
self.controllable = data.attrib.get('controllable')
self.duration = utils.cast(int, data.attrib.get('duration'))
self.itemType = data.attrib.get('itemType')
self.key = data.attrib.get('key')
self.location = data.attrib.get('location')
self.machineIdentifier = data.attrib.get('machineIdentifier')
self.partCount = utils.cast(int, data.attrib.get('partCount'))
self.partIndex = utils.cast(int, data.attrib.get('partIndex'))
self.playQueueID = utils.cast(int, data.attrib.get('playQueueID'))
self.playQueueItemID = utils.cast(int, data.attrib.get('playQueueItemID'))
self.playQueueVersion = utils.cast(int, data.attrib.get('playQueueVersion'))
self.port = utils.cast(int, data.attrib.get('port'))
self.protocol = data.attrib.get('protocol')
self.providerIdentifier = data.attrib.get('providerIdentifier')
self.ratingKey = utils.cast(int, data.attrib.get('ratingKey'))
self.repeat = utils.cast(bool, data.attrib.get('repeat'))
self.seekRange = data.attrib.get('seekRange')
self.shuffle = utils.cast(bool, data.attrib.get('shuffle'))
self.state = data.attrib.get('state')
self.subtitleColor = data.attrib.get('subtitleColor')
self.subtitlePosition = data.attrib.get('subtitlePosition')
self.subtitleSize = utils.cast(int, data.attrib.get('subtitleSize'))
self.time = utils.cast(int, data.attrib.get('time'))
self.type = data.attrib.get('type')
self.volume = utils.cast(int, data.attrib.get('volume'))
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