304 lines
11 KiB
Python
304 lines
11 KiB
Python
"""
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The Plex Companion master python file
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"""
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from logging import getLogger
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from threading import Thread
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from Queue import Queue, Empty
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from socket import SHUT_RDWR
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from urllib import urlencode
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from xbmc import sleep, executebuiltin
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from utils import settings, thread_methods
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from plexbmchelper import listener, plexgdm, subscribers, httppersist
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from plexbmchelper.subscribers import LOCKER
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from PlexFunctions import ParseContainerKey, GetPlexMetadata
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from PlexAPI import API
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from playlist_func import get_pms_playqueue, get_plextype_from_xml
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import json_rpc as js
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import player
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import variables as v
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import state
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###############################################################################
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LOG = getLogger("PLEX." + __name__)
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###############################################################################
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@thread_methods(add_suspends=['PMS_STATUS'])
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class PlexCompanion(Thread):
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"""
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Plex Companion monitoring class. Invoke only once
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"""
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def __init__(self, callback=None):
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LOG.info("----===## Starting PlexCompanion ##===----")
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self.mgr = callback
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# Start GDM for server/client discovery
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self.client = plexgdm.plexgdm()
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self.client.clientDetails()
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LOG.debug("Registration string is:\n%s", self.client.getClientDetails())
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# kodi player instance
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self.player = player.PKC_Player()
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self.httpd = False
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self.queue = None
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self.subscription_manager = None
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Thread.__init__(self)
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@LOCKER.lockthis
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def _process_alexa(self, data):
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xml = GetPlexMetadata(data['key'])
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try:
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xml[0].attrib
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except (AttributeError, IndexError, TypeError):
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LOG.error('Could not download Plex metadata for: %s', data)
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return
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api = API(xml[0])
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if api.getType() == v.PLEX_TYPE_ALBUM:
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LOG.debug('Plex music album detected')
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self.mgr.playqueue.init_playqueue_from_plex_children(
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api.getRatingKey(), transient_token=data.get('token'))
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else:
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state.PLEX_TRANSIENT_TOKEN = data.get('token')
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params = {
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'mode': 'plex_node',
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'key': '{server}%s' % data.get('key'),
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'view_offset': data.get('offset'),
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'play_directly': 'true',
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'node': 'false'
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}
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executebuiltin('RunPlugin(plugin://%s?%s)'
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% (v.ADDON_ID, urlencode(params)))
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@staticmethod
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def _process_node(data):
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"""
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E.g. watch later initiated by Companion. Basically navigating Plex
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"""
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state.PLEX_TRANSIENT_TOKEN = data.get('key')
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params = {
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'mode': 'plex_node',
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'key': '{server}%s' % data.get('key'),
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'view_offset': data.get('offset'),
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'play_directly': 'true'
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}
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executebuiltin('RunPlugin(plugin://%s?%s)'
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% (v.ADDON_ID, urlencode(params)))
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@LOCKER.lockthis
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def _process_playlist(self, data):
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# Get the playqueue ID
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_, container_key, query = ParseContainerKey(data['containerKey'])
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try:
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playqueue = self.mgr.playqueue.get_playqueue_from_type(
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v.KODI_PLAYLIST_TYPE_FROM_PLEX_TYPE[data['type']])
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except KeyError:
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# E.g. Plex web does not supply the media type
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# Still need to figure out the type (video vs. music vs. pix)
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xml = GetPlexMetadata(data['key'])
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try:
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xml[0].attrib
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except (AttributeError, IndexError, TypeError):
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LOG.error('Could not download Plex metadata')
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return
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api = API(xml[0])
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playqueue = self.mgr.playqueue.get_playqueue_from_type(
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v.KODI_PLAYLIST_TYPE_FROM_PLEX_TYPE[api.getType()])
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if container_key == playqueue.id:
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LOG.info('Already know this playqueue - ignoring')
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playqueue.transient_token = data.get('token')
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else:
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self.mgr.playqueue.update_playqueue_from_PMS(
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playqueue,
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playqueue_id=container_key,
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repeat=query.get('repeat'),
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offset=data.get('offset'),
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transient_token=data.get('token'))
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@LOCKER.lockthis
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def _process_streams(self, data):
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"""
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Plex Companion client adjusted audio or subtitle stream
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"""
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playqueue = self.mgr.playqueue.get_playqueue_from_type(
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v.KODI_PLAYLIST_TYPE_FROM_PLEX_TYPE[data['type']])
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pos = js.get_position(playqueue.playlistid)
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if 'audioStreamID' in data:
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index = playqueue.items[pos].kodi_stream_index(
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data['audioStreamID'], 'audio')
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self.player.setAudioStream(index)
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elif 'subtitleStreamID' in data:
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if data['subtitleStreamID'] == '0':
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self.player.showSubtitles(False)
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else:
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index = playqueue.items[pos].kodi_stream_index(
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data['subtitleStreamID'], 'subtitle')
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self.player.setSubtitleStream(index)
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else:
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LOG.error('Unknown setStreams command: %s', data)
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@LOCKER.lockthis
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def _process_refresh(self, data):
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"""
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example data: {'playQueueID': '8475', 'commandID': '11'}
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"""
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xml = get_pms_playqueue(data['playQueueID'])
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if xml is None:
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return
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if len(xml) == 0:
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LOG.debug('Empty playqueue received - clearing playqueue')
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plex_type = get_plextype_from_xml(xml)
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if plex_type is None:
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return
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playqueue = self.mgr.playqueue.get_playqueue_from_type(
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v.KODI_PLAYLIST_TYPE_FROM_PLEX_TYPE[plex_type])
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playqueue.clear()
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return
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playqueue = self.mgr.playqueue.get_playqueue_from_type(
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v.KODI_PLAYLIST_TYPE_FROM_PLEX_TYPE[xml[0].attrib['type']])
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self.mgr.playqueue.update_playqueue_from_PMS(
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playqueue,
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data['playQueueID'])
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def _process_tasks(self, task):
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"""
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Processes tasks picked up e.g. by Companion listener, e.g.
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{'action': 'playlist',
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'data': {'address': 'xyz.plex.direct',
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'commandID': '7',
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'containerKey': '/playQueues/6669?own=1&repeat=0&window=200',
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'key': '/library/metadata/220493',
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'machineIdentifier': 'xyz',
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'offset': '0',
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'port': '32400',
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'protocol': 'https',
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'token': 'transient-cd2527d1-0484-48e0-a5f7-f5caa7d591bd',
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'type': 'video'}}
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"""
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LOG.debug('Processing: %s', task)
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data = task['data']
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if task['action'] == 'alexa':
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self._process_alexa(data)
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elif (task['action'] == 'playlist' and
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data.get('address') == 'node.plexapp.com'):
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self._process_node(data)
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elif task['action'] == 'playlist':
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self._process_playlist(data)
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elif task['action'] == 'refreshPlayQueue':
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self._process_refresh(data)
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elif task['action'] == 'setStreams':
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self._process_streams(data)
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def run(self):
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"""
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Ensure that sockets will be closed no matter what
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"""
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try:
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self._run()
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finally:
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try:
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self.httpd.socket.shutdown(SHUT_RDWR)
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except AttributeError:
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pass
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finally:
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try:
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self.httpd.socket.close()
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except AttributeError:
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pass
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LOG.info("----===## Plex Companion stopped ##===----")
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def _run(self):
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httpd = self.httpd
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# Cache for quicker while loops
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client = self.client
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thread_stopped = self.thread_stopped
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thread_suspended = self.thread_suspended
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# Start up instances
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request_mgr = httppersist.RequestMgr()
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subscription_manager = subscribers.SubscriptionMgr(
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request_mgr, self.player, self.mgr)
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self.subscription_manager = subscription_manager
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queue = Queue(maxsize=100)
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self.queue = queue
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if settings('plexCompanion') == 'true':
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# Start up httpd
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start_count = 0
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while True:
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try:
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httpd = listener.ThreadedHTTPServer(
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client,
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subscription_manager,
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queue,
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('', v.COMPANION_PORT),
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listener.MyHandler)
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httpd.timeout = 0.95
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break
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except:
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LOG.error("Unable to start PlexCompanion. Traceback:")
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import traceback
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LOG.error(traceback.print_exc())
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sleep(3000)
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if start_count == 3:
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LOG.error("Error: Unable to start web helper.")
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httpd = False
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break
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start_count += 1
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else:
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LOG.info('User deactivated Plex Companion')
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client.start_all()
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message_count = 0
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if httpd:
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thread = Thread(target=httpd.handle_request)
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while not thread_stopped():
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# If we are not authorized, sleep
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# Otherwise, we trigger a download which leads to a
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# re-authorizations
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while thread_suspended():
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if thread_stopped():
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break
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sleep(1000)
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try:
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message_count += 1
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if httpd:
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if not thread.isAlive():
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# Use threads cause the method will stall
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thread = Thread(target=httpd.handle_request)
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thread.start()
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if message_count == 3000:
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message_count = 0
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if client.check_client_registration():
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LOG.debug('Client is still registered')
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else:
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LOG.debug('Client is no longer registered. Plex '
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'Companion still running on port %s',
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v.COMPANION_PORT)
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client.register_as_client()
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# Get and set servers
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if message_count % 30 == 0:
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subscription_manager.serverlist = client.getServerList()
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subscription_manager.notify()
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if not httpd:
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message_count = 0
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except:
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LOG.warn("Error in loop, continuing anyway. Traceback:")
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import traceback
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LOG.warn(traceback.format_exc())
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# See if there's anything we need to process
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try:
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task = queue.get(block=False)
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except Empty:
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pass
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else:
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# Got instructions, process them
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self._process_tasks(task)
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queue.task_done()
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# Don't sleep
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continue
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sleep(50)
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subscription_manager.signal_stop()
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client.stop_all()
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