259 lines
11 KiB
Python
259 lines
11 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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from __future__ import absolute_import, division, unicode_literals
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from logging import getLogger
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import xbmc
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from .downloadutils import DownloadUtils as DU
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from . import library_sync, timing
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from . import backgroundthread, utils, artwork, variables as v, app
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from . import kodi_db
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if library_sync.PLAYLIST_SYNC_ENABLED:
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from . import playlists
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LOG = getLogger('PLEX.sync')
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class Sync(backgroundthread.KillableThread):
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"""
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The one and only library sync thread. Spawn only 1!
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"""
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def __init__(self):
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self.sync_successful = False
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self.last_full_sync = 0
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self.fanart_thread = None
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self.image_cache_thread = None
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# Lock used to wait on a full sync, e.g. on initial sync
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# self.lock = backgroundthread.threading.Lock()
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super(Sync, self).__init__()
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def triage_lib_scans(self):
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"""
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Decides what to do if app.SYNC.run_lib_scan has been set. E.g. manually
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triggered full or repair syncs
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"""
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if app.SYNC.run_lib_scan in ("full", "repair"):
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LOG.info('Full library scan requested, starting')
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show_dialog = True if app.SYNC.run_lib_scan == 'repair' \
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else None
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self.start_library_sync(show_dialog=show_dialog,
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repair=app.SYNC.run_lib_scan == 'repair',
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block=True)
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if (not self.sync_successful and
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not self.should_suspend() and
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not self.should_cancel()):
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# ERROR in library sync
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LOG.warn('Triggered full/repair sync has not been successful')
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elif app.SYNC.run_lib_scan == 'fanart':
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# Only look for missing fanart (No) or refresh all fanart (Yes)
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from .windows import optionsdialog
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refresh = optionsdialog.show(utils.lang(29999),
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utils.lang(39223),
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utils.lang(39224), # refresh all
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utils.lang(39225)) == 0
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if not self.start_fanart_download(refresh=refresh):
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# Fanart download already running
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utils.dialog('notification',
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heading='{plex}',
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message=utils.lang(30015),
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icon='{plex}',
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sound=False)
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elif app.SYNC.run_lib_scan == 'textures':
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LOG.info("Caching of images requested")
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if not utils.yesno_dialog("Image Texture Cache", utils.lang(39250)):
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return
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# ask to reset all existing or not
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if utils.yesno_dialog('Image Texture Cache', utils.lang(39251)):
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kodi_db.reset_cached_images()
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self.start_image_cache_thread()
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def on_library_scan_finished(self, successful):
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"""
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Hit this after the full sync has finished
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"""
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self.sync_successful = successful
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self.last_full_sync = timing.unix_timestamp()
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if not successful:
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LOG.warn('Could not finish scheduled full sync')
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app.APP.resume_fanart_thread()
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app.APP.resume_caching_thread()
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def start_library_sync(self, show_dialog=None, repair=False, block=False):
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app.APP.suspend_fanart_thread(block=True)
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app.APP.suspend_caching_thread(block=True)
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show_dialog = show_dialog if show_dialog is not None else app.SYNC.sync_dialog
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library_sync.start(show_dialog, repair, self.on_library_scan_finished)
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def start_fanart_download(self, refresh):
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if not utils.settings('FanartTV') == 'true':
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LOG.info('Additional fanart download is deactivated')
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return False
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if not app.SYNC.artwork:
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LOG.info('Not synching Plex PMS artwork, not getting artwork')
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return False
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elif self.fanart_thread is None or not self.fanart_thread.is_alive():
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LOG.info('Start downloading additional fanart with refresh %s',
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refresh)
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self.fanart_thread = library_sync.FanartThread(self.on_fanart_download_finished, refresh)
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self.fanart_thread.start()
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return True
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else:
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LOG.info('Still downloading fanart')
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return False
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def on_fanart_download_finished(self, successful):
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# FanartTV lookup completed
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if successful:
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# Toggled to "Yes"
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utils.settings('plex_status_fanarttv_lookup', value=utils.lang(107))
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def start_image_cache_thread(self):
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if not utils.settings('enableTextureCache') == "true":
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LOG.info('Image caching has been deactivated')
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return
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if not app.SYNC.artwork:
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LOG.info('Not synching Plex artwork - not caching')
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return
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if self.image_cache_thread and self.image_cache_thread.is_alive():
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self.image_cache_thread.cancel()
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self.image_cache_thread.join()
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self.image_cache_thread = artwork.ImageCachingThread()
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self.image_cache_thread.start()
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def run(self):
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LOG.info("---===### Starting Sync Thread ###===---")
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app.APP.register_thread(self)
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try:
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self._run_internal()
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except Exception:
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utils.ERROR(txt='sync.py crashed', notify=True)
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raise
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finally:
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try:
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app.APP.deregister_thread(self)
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except ValueError:
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pass
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LOG.info("###===--- Sync Thread Stopped ---===###")
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def _run_internal(self):
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install_sync_done = utils.settings('SyncInstallRunDone') == 'true'
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playlist_monitor = None
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initial_sync_done = False
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last_websocket_processing = 0
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# Link to Websocket queue
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queue = app.APP.websocket_queue
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# Check whether we need to reset the Kodi DB
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if install_sync_done:
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current_version = utils.settings('dbCreatedWithVersion')
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if not utils.compare_version(current_version,
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v.MIN_DB_VERSION):
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LOG.warn("Db version out of date: %s minimum version "
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"required: %s", current_version, v.MIN_DB_VERSION)
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# In order to not wait for this thread to suspend
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app.APP.deregister_thread(self)
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# DB out of date. Proceed to recreate?
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if not utils.yesno_dialog(utils.lang(29999),
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utils.lang(39401)):
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LOG.warn("Db version out of date! USER IGNORED!")
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# PKC may not work correctly until reset
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utils.messageDialog(utils.lang(29999),
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'%s%s' % (utils.lang(29999),
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utils.lang(39402)))
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else:
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utils.reset(ask_user=False)
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return
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utils.init_dbs()
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while not self.should_cancel():
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# In the event the server goes offline
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if self.should_suspend():
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if self.wait_while_suspended():
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return
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if not install_sync_done:
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# Very FIRST sync ever upon installation or reset of Kodi DB
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LOG.info('Initial start-up full sync starting')
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xbmc.executebuiltin('InhibitIdleShutdown(true)')
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# This call will block until scan is completed
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self.start_library_sync(show_dialog=True, block=True)
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if self.sync_successful:
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LOG.info('Initial start-up full sync successful')
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utils.settings('SyncInstallRunDone', value='true')
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install_sync_done = True
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initial_sync_done = True
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utils.settings('dbCreatedWithVersion', v.ADDON_VERSION)
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# Reload skin in order to ensure items showing up on Kodi
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# Homescreen
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xbmc.executebuiltin('ReloadSkin()')
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if library_sync.PLAYLIST_SYNC_ENABLED:
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playlist_monitor = playlists.kodi_playlist_monitor()
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self.start_fanart_download(refresh=False)
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self.start_image_cache_thread()
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else:
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LOG.error('Initial start-up full sync unsuccessful')
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self.sleep(1)
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xbmc.executebuiltin('InhibitIdleShutdown(false)')
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elif not initial_sync_done:
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# First sync upon PKC restart. Skipped if very first sync upon
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# PKC installation has been completed
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LOG.info('Doing initial sync on Kodi startup')
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self.start_library_sync(block=True)
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if self.sync_successful:
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initial_sync_done = True
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LOG.info('Done initial sync on Kodi startup')
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if library_sync.PLAYLIST_SYNC_ENABLED:
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playlist_monitor = playlists.kodi_playlist_monitor()
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self.start_fanart_download(refresh=False)
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self.start_image_cache_thread()
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else:
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LOG.info('Startup sync has not yet been successful')
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self.sleep(1)
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# Currently no db scan, so we could start a new scan
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else:
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# Full scan was requested from somewhere else
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if app.SYNC.run_lib_scan is not None:
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self.triage_lib_scans()
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# Reset the flag
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app.SYNC.run_lib_scan = None
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continue
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# Standard syncs - don't force-show dialogs
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now = timing.unix_timestamp()
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if (now - self.last_full_sync > app.SYNC.full_sync_intervall and
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not app.APP.is_playing_video):
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LOG.info('Doing scheduled full library scan')
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self.start_library_sync()
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else:
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# Check back whether we should process something Only do
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# this once a while (otherwise, potentially many screen
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# refreshes lead to flickering)
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if (library_sync.WEBSOCKET_MESSAGES and
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now - last_websocket_processing > 5):
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last_websocket_processing = now
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library_sync.process_websocket_messages()
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# See if there is a PMS message we need to handle
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try:
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message = queue.get(block=False)
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except backgroundthread.Queue.Empty:
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pass
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# Got a message from PMS; process it
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else:
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library_sync.store_websocket_message(message)
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queue.task_done()
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# Sleep just a bit
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self.sleep(0.01)
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continue
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self.sleep(0.1)
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# Shut down playlist monitoring
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if playlist_monitor:
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playlist_monitor.stop()
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# doUtils could still have a session open due to interrupted sync
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try:
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DU().stopSession()
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except AttributeError:
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pass
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