Rewire llibrary sync, part 3

resources/lib/itemtypes/common.py

@@ -48,7 +48,7 @@ class ItemBase(object):
         self.last_sync = last_sync
         self.artwork = artwork.Artwork()
         self.plexconn = None
-        self.plexcursor = plex_db.plexcursor if plex_db else None
+        self.plexcursor = plex_db.cursor if plex_db else None
         self.kodiconn = None
         self.kodicursor = kodi_db.cursor if kodi_db else None
         self.plex_db = plex_db

resources/lib/itemtypes/tvshows.py

@@ -11,13 +11,23 @@ LOG = getLogger('PLEX.tvshows')
 
 
 class TvShowMixin(object):
-    def remove(self, plex_id):
+    def remove(self, plex_id, plex_type=None):
         """
         Remove the entire TV shows object (show, season or episode) including
         all associated entries from the Kodi DB.
         """
-        entry = self.plex_db.getItem_byId(plex_id)
+        if plex_type is None:
-        if entry is None:
+            entry = self.plex_db.episode(plex_id)
+            kodi_type = v.KODI_TYPE_EPISODE
+            if not entry:
+                entry = self.plex_db.season(plex_id)
+                kodi_type = v.KODI_TYPE_SEASON
+                if not entry:
+                    entry = self.plex_db.show(plex_id)
+                    kodi_type = v.KODI_TYPE_SHOW
+        else:
+            pass
+        if not entry:
             LOG.debug('Cannot delete plex_id %s - not found in DB', plex_id)
             return
         kodi_id = entry[0]
@@ -144,13 +154,12 @@ class Show(ItemBase, TvShowMixin):
         plex_id = api.plex_id()
         LOG.debug('Adding show with plex_id %s', plex_id)
         if not plex_id:
-            LOG.error("Cannot parse XML data for TV show")
+            LOG.error("Cannot parse XML data for TV show: %s", xml.attrib)
             return
-        update_item = True
+        show = self.plex_db.show(plex_id)
-        entry = self.plex_db.getItem_byId(plex_id)
         try:
-            kodi_id = entry[0]
+            kodi_id = show[3]
-            path_id = entry[2]
+            kodi_pathid = show[4]
         except TypeError:
             update_item = False
             query = 'SELECT COALESCE(MAX(idShow), 0) FROM tvshow'
@@ -158,8 +167,8 @@ class Show(ItemBase, TvShowMixin):
             kodi_id = self.kodicursor.fetchone()[0] + 1
         else:
             # Verification the item is still in Kodi
-            query = 'SELECT * FROM tvshow WHERE idShow = ?'
+            self.kodicursor.execute('SELECT * FROM tvshow WHERE idShow = ?',
-            self.kodicursor.execute(query, (kodi_id,))
+                                    (kodi_id,))
             try:
                 self.kodicursor.fetchone()[0]
             except TypeError:
@@ -193,7 +202,7 @@ class Show(ItemBase, TvShowMixin):
             # Do NOT set a parent id because addon-path cannot be "stacked"
             toppathid = None
 
-        path_id = self.kodi_db.add_video_path(path,
+        kodi_pathid = self.kodi_db.add_video_path(path,
                                               date_added=api.date_created(),
                                               id_parent_path=toppathid)
         # UPDATE THE TVSHOW #####
@@ -238,7 +247,7 @@ class Show(ItemBase, TvShowMixin):
                      plex_id, api.title())
             # Link the path
             query = "INSERT INTO tvshowlinkpath(idShow, idPath) values (?, ?)"
-            self.kodicursor.execute(query, (kodi_id, path_id))
+            self.kodicursor.execute(query, (kodi_id, kodi_pathid))
             # Create the reference in plex table
 
             rating_id = self.kodi_db.get_ratingid(kodi_id, v.KODI_TYPE_SHOW)
@@ -284,14 +293,13 @@ class Show(ItemBase, TvShowMixin):
         tags = [section_name]
         tags.extend([i for _, i in api.collection_list()])
         self.kodi_db.modify_tags(kodi_id, v.KODI_TYPE_SHOW, tags)
-        self.plex_db.addReference(plex_id,
+        self.plex_db.add_reference(plex_type=v.PLEX_TYPE_SHOW,
-                                  v.PLEX_TYPE_SHOW,
+                                   plex_id=plex_id,
-                                  kodi_id,
+                                   checksum=api.checksum(),
-                                  v.KODI_TYPE_SHOW,
+                                   section_id=section_id,
-                                  kodi_pathid=path_id,
+                                   kodi_id=kodi_id,
-                                  checksum=api.checksum(),
+                                   kodi_pathid=kodi_pathid,
-                                  view_id=section_id,
+                                   last_sync=self.last_sync)
-                                  last_sync=self.last_sync)
 
 
 class Season(ItemBase, TvShowMixin):
@@ -304,34 +312,30 @@ class Season(ItemBase, TvShowMixin):
         plex_id = api.plex_id()
         LOG.debug('Adding season with plex_id %s', plex_id)
         if not plex_id:
-            LOG.error('Error getting plex_id for season, skipping')
+            LOG.error('Error getting plex_id for season, skipping: %s',
+                      xml.attrib)
             return
-        entry = self.plex_db.getItem_byId(api.parent_plex_id())
+        show_id = api.parent_plex_id()
+        show = self.plex_db.show(show_id)
         try:
-            show_id = entry[0]
+            parent_id = show[3]
         except TypeError:
             LOG.error('Could not find parent tv show for season %s. '
                       'Skipping season for now.', plex_id)
             return
-        kodi_id = self.kodi_db.add_season(show_id, api.season_number())
+        kodi_id = self.kodi_db.add_season(parent_id, api.season_number())
-        # Check whether Season already exists
-        entry = self.plex_db.getItem_byId(plex_id)
-        update_item = False if entry is None else True
         self.artwork.modify_artwork(api.artwork(),
                                     kodi_id,
                                     v.KODI_TYPE_SEASON,
                                     self.kodicursor)
-        if update_item:
+        self.plex_db.add_reference(plex_type=v.PLEX_TYPE_SEASON,
-            self.plex_db.updateReference(plex_id, api.checksum())
+                                   plex_id=plex_id,
-        else:
+                                   checksum=api.checksum(),
-            self.plex_db.addReference(plex_id,
+                                   section_id=section_id,
-                                      v.PLEX_TYPE_SEASON,
+                                   show_id=show_id,
-                                      kodi_id,
+                                   parent_id=parent_id,
-                                      v.KODI_TYPE_SEASON,
+                                   kodi_id=kodi_id,
-                                      parent_id=show_id,
+                                   last_sync=self.last_sync)
-                                      view_id=section_id,
-                                      checksum=api.checksum(),
-                                      last_sync=self.last_sync)
 
 
 class Episode(ItemBase, TvShowMixin):
@@ -345,13 +349,14 @@ class Episode(ItemBase, TvShowMixin):
         plex_id = api.plex_id()
         LOG.debug('Adding episode with plex_id %s', plex_id)
         if not plex_id:
-            LOG.error('Error getting plex_id for episode, skipping')
+            LOG.error('Error getting plex_id for episode, skipping: %s',
+                      xml.attrib)
             return
-        entry = self.plex_db.getItem_byId(plex_id)
+        entry = self.plex_db.item_by_id(plex_id)
         try:
             kodi_id = entry[0]
-            old_file_id = entry[1]
+            old_kodi_fileid = entry[1]
-            path_id = entry[2]
+            kodi_pathid = entry[2]
         except TypeError:
             update_item = False
             query = 'SELECT COALESCE(MAX(idEpisode), 0) FROM episode'
@@ -359,7 +364,7 @@ class Episode(ItemBase, TvShowMixin):
             kodi_id = self.kodicursor.fetchone()[0] + 1
         else:
             # Verification the item is still in Kodi
-            query = 'SELECT * FROM episode WHERE idEpisode = ?'
+            query = 'SELECT * FROM episode WHERE idEpisode = ? LIMIT 1'
             self.kodicursor.execute(query, (kodi_id, ))
             try:
                 self.kodicursor.fetchone()[0]
@@ -373,23 +378,22 @@ class Episode(ItemBase, TvShowMixin):
         director = api.list_to_string(peoples['Director'])
         writer = api.list_to_string(peoples['Writer'])
         userdata = api.userdata()
-        series_id, _, season, episode = api.episode_data()
+        show_id, season_id, _, season_no, episode_no = api.episode_data()
 
-        if season is None:
+        if season_no is None:
-            season = -1
+            season_no = -1
-        if episode is None:
+        if episode_no is None:
-            episode = -1
+            episode_no = -1
         airs_before_season = "-1"
         airs_before_episode = "-1"
 
-        # Get season id
+        show = self.plex_db.show(show_id)
-        show = self.plex_db.getItem_byId(series_id)
         try:
-            show_id = show[0]
+            grandparent_id = show[3]
         except TypeError:
             LOG.error("Parent tvshow now found, skip item")
             return False
-        season_id = self.kodi_db.add_season(show_id, season)
+        parent_id = self.kodi_db.add_season(grandparent_id, season_no)
 
         # GET THE FILE AND PATH #####
         do_indirect = not state.DIRECT_PATHS
@@ -407,29 +411,31 @@ class Episode(ItemBase, TvShowMixin):
                     filename = playurl.rsplit("/", 1)[1]
                 path = playurl.replace(filename, "")
                 parent_path_id = self.kodi_db.parent_path_id(path)
-                path_id = self.kodi_db.add_video_path(
+                kodi_pathid = self.kodi_db.add_video_path(
                     path, id_parent_path=parent_path_id)
         if do_indirect:
             # Set plugin path - do NOT use "intermediate" paths for the show
             # as with direct paths!
             filename = api.file_name(force_first_media=True)
-            path = 'plugin://%s.tvshows/%s/' % (v.ADDON_ID, series_id)
+            path = 'plugin://%s.tvshows/%s/' % (v.ADDON_ID, show_id)
             filename = ('%s?plex_id=%s&plex_type=%s&mode=play&filename=%s'
                         % (path, plex_id, v.PLEX_TYPE_EPISODE, filename))
             playurl = filename
             # Root path tvshows/ already saved in Kodi DB
-            path_id = self.kodi_db.add_video_path(path)
+            kodi_pathid = self.kodi_db.add_video_path(path)
 
-        # add/retrieve path_id and fileid
+        # add/retrieve kodi_pathid and fileid
         # if the path or file already exists, the calls return current value
-        file_id = self.kodi_db.add_file(filename, path_id, api.date_created())
+        kodi_fileid = self.kodi_db.add_file(filename,
+                                            kodi_pathid,
+                                            api.date_created())
 
         # UPDATE THE EPISODE #####
         if update_item:
             LOG.info("UPDATE episode plex_id: %s, Title: %s",
                      plex_id, api.title())
-            if file_id != old_file_id:
+            if kodi_fileid != old_kodi_fileid:
-                self.kodi_db.remove_file(old_file_id)
+                self.kodi_db.remove_file(old_kodi_fileid)
             ratingid = self.kodi_db.get_ratingid(kodi_id,
                                                  v.KODI_TYPE_EPISODE)
             self.kodi_db.update_ratings(kodi_id,
@@ -456,12 +462,10 @@ class Episode(ItemBase, TvShowMixin):
             '''
             self.kodicursor.execute(
                 query, (api.title(), api.plot(), ratingid, writer,
-                        api.premiere_date(), api.runtime(), director, season,
+                        api.premiere_date(), api.runtime(), director, season_no,
-                        episode, api.title(), airs_before_season,
+                        episode_no, api.title(), airs_before_season,
-                        airs_before_episode, playurl, path_id, file_id,
+                        airs_before_episode, playurl, kodi_pathid, kodi_fileid,
-                        season_id, userdata['UserRating'], kodi_id))
+                        parent_id, userdata['UserRating'], kodi_id))
-            # Update parentid reference
-            self.plex_db.updateParentId(plex_id, season_id)
 
         # OR ADD THE EPISODE #####
         else:
@@ -492,11 +496,11 @@ class Episode(ItemBase, TvShowMixin):
                 ?, ?)
             '''
             self.kodicursor.execute(
-                query, (kodi_id, file_id, api.title(), api.plot(), rating_id,
+                query, (kodi_id, kodi_fileid, api.title(), api.plot(), rating_id,
                         writer, api.premiere_date(), api.runtime(), director,
-                        season, episode, api.title(), show_id,
+                        season_no, episode_no, api.title(), grandparent_id,
                         airs_before_season, airs_before_episode, playurl,
-                        path_id, season_id, userdata['UserRating']))
+                        kodi_pathid, parent_id, userdata['UserRating']))
 
         self.kodi_db.modify_people(kodi_id,
                                    v.KODI_TYPE_EPISODE,
@@ -506,8 +510,8 @@ class Episode(ItemBase, TvShowMixin):
                                     v.KODI_TYPE_EPISODE,
                                     self.kodicursor)
         streams = api.mediastreams()
-        self.kodi_db.modify_streams(file_id, streams, api.runtime())
+        self.kodi_db.modify_streams(kodi_fileid, streams, api.runtime())
-        self.kodi_db.set_resume(file_id,
+        self.kodi_db.set_resume(kodi_fileid,
                                 api.resume_point(),
                                 api.runtime(),
                                 userdata['PlayCount'],
@@ -519,25 +523,27 @@ class Episode(ItemBase, TvShowMixin):
             path = 'plugin://%s.tvshows/' % v.ADDON_ID
             # Filename is exactly the same, WITH plex show id!
             filename = ('%s%s/?plex_id=%s&plex_type=%s&mode=play&filename=%s'
-                        % (path, series_id, plex_id, v.PLEX_TYPE_EPISODE,
+                        % (path, show_id, plex_id, v.PLEX_TYPE_EPISODE,
                            filename))
-            path_id = self.kodi_db.add_video_path(path)
+            kodi_pathid = self.kodi_db.add_video_path(path)
-            file_id = self.kodi_db.add_file(filename,
+            kodi_fileid = self.kodi_db.add_file(filename,
-                                            path_id,
+                                                kodi_pathid,
-                                            api.date_created())
+                                                api.date_created())
-            self.kodi_db.set_resume(file_id,
+            self.kodi_db.set_resume(kodi_fileid,
                                     api.resume_point(),
                                     api.runtime(),
                                     userdata['PlayCount'],
                                     userdata['LastPlayedDate'],
                                     None)  # Do send None - 2nd entry
-        self.plex_db.addReference(plex_id,
+        self.plex_db.add_reference(plex_type=v.PLEX_TYPE_EPISODE,
-                                  v.PLEX_TYPE_EPISODE,
+                                   plex_id=plex_id,
-                                  kodi_id,
+                                   checksum=api.checksum(),
-                                  v.KODI_TYPE_EPISODE,
+                                   section_id=section_id,
-                                  kodi_file_id=file_id,
+                                   show_id=show_id,
-                                  kodi_pathid=path_id,
+                                   grandparent_id=grandparent_id,
-                                  parent_id=season_id,
+                                   season_id=season_id,
-                                  checksum=api.checksum(),
+                                   parent_id=parent_id,
-                                  view_id=section_id,
+                                   kodi_id=kodi_id,
-                                  last_sync=self.last_sync)
+                                   kodi_fileid=kodi_fileid,
+                                   kodi_pathid=kodi_pathid,
+                                   last_sync=self.last_sync)

resources/lib/library_sync/full_sync.py

@@ -30,9 +30,10 @@ class FullSync(backgroundthread.KillableThread, common.libsync_mixin):
         self.process_thread = None
         self.last_sync = None
         self.plex_db = None
+        self.plex_type = None
         super(FullSync, self).__init__()
 
-    def process_item(self, xml_item, get_children):
+    def process_item(self, xml_item):
         """
         Processes a single library item
         """
@@ -42,7 +43,7 @@ class FullSync(backgroundthread.KillableThread, common.libsync_mixin):
                 backgroundthread.BGThreader.addTask(
                     GetMetadataTask().setup(self.queue,
                                             plex_id,
-                                            get_children))
+                                            self.get_children))
         else:
             if self.plex_db.check_checksum(
                     int('%s%s' % (xml_item['ratingKey'],
@@ -50,20 +51,29 @@ class FullSync(backgroundthread.KillableThread, common.libsync_mixin):
                 backgroundthread.BGThreader.addTask(
                     GetMetadataTask().setup(self.queue,
                                             plex_id,
-                                            get_children))
+                                            self.get_children))
             else:
                 self.plex_db.update_last_sync(plex_id, self.last_sync)
 
+    def process_delete(self):
+        """
+        Removes all the items that have NOT been updated (last_sync timestamp)
+        is different
+        """
+        with self.context() as c:
+            for plex_id in self.plex_db.plex_id_by_last_sync(self.plex_type,
+                                                             self.last_sync):
+                if self.isCanceled():
+                    return
+                c.remove(plex_id, plex_type=self.plex_type)
+
     @utils.log_time
-    def process_kind(self, kind):
+    def process_kind(self):
         """
-        kind is a tuple: (<name as unicode>,
-                          kodi_type,
-                          <itemtype class>,
-                          get_children)
         """
-        LOG.debug('Start processing %s', kind[0])
+        LOG.debug('Start processing %ss', self.plex_type)
-        sections = (x for x in sections.SECTIONS if x['kodi_type'] == kind[1])
+        sections = (x for x in sections.SECTIONS
+                    if x['plex_type'] == self.plex_type)
         for section in sections:
             LOG.debug('Processing library section %s', section)
             if self.isCanceled():
@@ -71,10 +81,12 @@ class FullSync(backgroundthread.KillableThread, common.libsync_mixin):
             if not self.install_sync_done:
                 state.PATH_VERIFIED = False
             try:
-                iterator = PF.PlexSectionItems(section['id'])
+                iterator = PF.SectionItems(
+                    section['id'],
+                    {'type': v.PLEX_TYPE_NUMBER_FROM_PLEX_TYPE[self.plex_type]})
                 # Tell the processing thread about this new section
                 queue_info = process_metadata.InitNewSection(
-                    kind[2],
+                    self.context,
                     utils.cast(int, iterator.get('totalSize', 0)),
                     utils.cast(unicode, iterator.get('librarySectionTitle')),
                     section['id'])
@@ -82,32 +94,42 @@ class FullSync(backgroundthread.KillableThread, common.libsync_mixin):
                 for xml_item in iterator:
                     if self.isCanceled():
                         return False
-                    self.process_item(xml_item, kind[3])
+                    self.process_item(xml_item)
             except RuntimeError:
                 LOG.error('Could not entirely process section %s', section)
                 continue
-        LOG.debug('Finished processing %s', kind[0])
+
+        LOG.debug('Finished processing %ss', self.plex_type)
         return True
 
-    def full_library_sync(self, new_items_only=False):
+    def full_library_sync(self):
         """
         """
-        process = [self.plex_movies, self.plex_tv_show]
-        if state.ENABLE_MUSIC:
-            process.append(self.plex_music)
         self.queue = backgroundthread.Queue.Queue(maxsize=200)
         t = process_metadata.ProcessMetadata(self.queue, self.last_sync)
         t.start()
+
         kinds = [
-            ('movies', v.KODI_TYPE_MOVIE, itemtypes.Movie, False),
+            (v.PLEX_TYPE_MOVIE, itemtypes.Movie, False),
-            ('tv shows', v.KODI_TYPE_SHOW, itemtypes.Show, False),
+            (v.PLEX_TYPE_SHOW, itemtypes.Show, False),
-            ('tv seasons', v.KODI_TYPE_SEASON, itemtypes.Season, False),
+            (v.PLEX_TYPE_SEASON, itemtypes.Season, False),
-            ('tv shows', v.KODI_TYPE_SHOW, itemtypes.Show, False),
+            (v.PLEX_TYPE_EPISODE, itemtypes.Episode, False),
+            (v.PLEX_TYPE_ARTIST, itemtypes.Artist, False),
+            (v.PLEX_TYPE_ALBUM, itemtypes.Album, True),
+            (v.PLEX_TYPE_SONG, itemtypes.Song, False),
         ]
-        try:
+        for kind in kinds:
-            for kind in kinds:
+            # Setup our variables
-                if self.isCanceled() or not self.process_kind(kind):
+            self.plex_type = kind[0]
-                    return False
+            self.context = kind[1]
+            self.get_children = kind[2]
+            # Now do the heavy lifting
+            if self.isCanceled() or not self.process_kind():
+                return False
+            if not self.new_items_only:
+                # Delete movies that are not on Plex anymore - do this only once
+                self.process_delete()
+
 
             # Let kodi update the views in any case, since we're doing a full sync
             common.update_kodi_library(video=True, music=state.ENABLE_MUSIC)

resources/lib/library_sync/sections.py

@@ -54,10 +54,10 @@ def sync_from_pms():
 
     VNODES.clearProperties()
 
-    with plexdb.Get_Plex_DB() as plex_db:
+    with plexdb.PlexDB() as plex_db:
         # Backup old sections to delete them later, if needed (at the end
         # of this method, only unused sections will be left in old_sections)
-        old_sections = plex_db.sections()
+        old_sections = [plex_db.section_ids()]
         with kodidb.GetKodiDB('video') as kodi_db:
             for section in sections:
                 _process_section(section,
@@ -71,8 +71,8 @@ def sync_from_pms():
         # Section has been deleted on the PMS
         delete_sections(old_sections)
     # update sections for all:
-    with plexdb.Get_Plex_DB() as plex_db:
+    with plexdb.PlexDB() as plex_db:
-        SECTIONS = plex_db.list_section_info()
+        SECTIONS = [plex_db.section_infos()]
     utils.window('Plex.nodes.total', str(totalnodes))
     LOG.info("Finished processing library sections: %s", SECTIONS)
     return True
@@ -209,7 +209,7 @@ def delete_sections(old_sections):
                  sound=False)
     video_library_update = False
     music_library_update = False
-    with plexdb.Get_Plex_DB() as plex_db:
+    with plexdb.PlexDB() as plex_db:
         old_sections = [plex_db.section_by_id(x) for x in old_sections]
         LOG.info("Removing entire Plex library sections: %s", old_sections)
         with kodidb.GetKodiDB() as kodi_db:

resources/lib/librarysync.py

@@ -214,20 +214,6 @@ class LibrarySync(Thread):
         """
         with plexdb.Get_Plex_DB() as plex_db:
             # Create the tables for the plex database
-            plex_db.plexcursor.execute('''
-                CREATE TABLE IF NOT EXISTS plex(
-                    plex_id INTEGER PRIMARY KEY ASC,
-                    section_id INTEGER,
-                    plex_type TEXT,
-                    kodi_type TEXT,
-                    kodi_id INTEGER,
-                    kodi_fileid INTEGER,
-                    kodi_pathid INTEGER,
-                    parent_id INTEGER,
-                    checksum INTEGER UNIQUE,
-                    fanart_synced INTEGER,
-                    last_sync INTEGER)
-            ''')
             plex_db.plexcursor.execute('''
                 CREATE TABLE IF NOT EXISTS sections(
                     section_id INTEGER PRIMARY KEY,
@@ -236,6 +222,88 @@ class LibrarySync(Thread):
                     kodi_tagid INTEGER,
                     sync_to_kodi INTEGER)
             ''')
+            plex_db.plexcursor.execute('''
+                CREATE TABLE IF NOT EXISTS movie(
+                    plex_id INTEGER PRIMARY KEY ASC,
+                    checksum INTEGER UNIQUE,
+                    section_id INTEGER,
+                    kodi_id INTEGER,
+                    kodi_fileid INTEGER,
+                    kodi_pathid INTEGER,
+                    fanart_synced INTEGER,
+                    last_sync INTEGER)
+            ''')
+            plex_db.plexcursor.execute('''
+                CREATE TABLE IF NOT EXISTS show(
+                    plex_id INTEGER PRIMARY KEY ASC,
+                    checksum INTEGER UNIQUE,
+                    section_id INTEGER,
+                    kodi_id INTEGER,
+                    kodi_pathid INTEGER,
+                    fanart_synced INTEGER,
+                    last_sync INTEGER)
+            ''')
+            plex_db.plexcursor.execute('''
+                CREATE TABLE IF NOT EXISTS season(
+                    plex_id INTEGER PRIMARY KEY,
+                    checksum INTEGER UNIQUE,
+                    section_id INTEGER,
+                    show_id INTEGER,  # plex_id of the parent show
+                    parent_id INTEGER,  # kodi_id of the parent show
+                    kodi_id INTEGER,
+                    fanart_synced INTEGER,
+                    last_sync INTEGER)
+            ''')
+            plex_db.plexcursor.execute('''
+                CREATE TABLE IF NOT EXISTS episode(
+                    plex_id INTEGER PRIMARY KEY,
+                    checksum INTEGER UNIQUE,
+                    section_id INTEGER,
+                    show_id INTEGER,  # plex_id of the parent show
+                    grandparent_id INTEGER,  # kodi_id of the parent show
+                    season_id INTEGER,  # plex_id of the parent season
+                    parent_id INTEGER,  # kodi_id of the parent season
+                    kodi_id INTEGER,
+                    kodi_fileid INTEGER,
+                    kodi_pathid INTEGER,
+                    fanart_synced INTEGER,
+                    last_sync INTEGER)
+            ''')
+            plex_db.plexcursor.execute('''
+                CREATE TABLE IF NOT EXISTS artist(
+                    plex_id INTEGER PRIMARY KEY ASC,
+                    checksum INTEGER UNIQUE,
+                    section_id INTEGER,
+                    kodi_id INTEGER,
+                    fanart_synced INTEGER,
+                    last_sync INTEGER)
+            ''')
+            plex_db.plexcursor.execute('''
+                CREATE TABLE IF NOT EXISTS album(
+                    plex_id INTEGER PRIMARY KEY,
+                    checksum INTEGER UNIQUE,
+                    section_id INTEGER,
+                    artist_id INTEGER,  # plex_id of the parent artist
+                    parent_id INTEGER,  # kodi_id of the parent artist
+                    kodi_id INTEGER,
+                    fanart_synced INTEGER,
+                    last_sync INTEGER)
+            ''')
+            plex_db.plexcursor.execute('''
+                CREATE TABLE IF NOT EXISTS track(
+                    plex_id INTEGER PRIMARY KEY,
+                    checksum INTEGER UNIQUE,
+                    section_id INTEGER,
+                    artist_id INTEGER,  # plex_id of the parent artist
+                    grandparent_id INTEGER,  # kodi_id of the parent artist
+                    album_id INTEGER,  # plex_id of the parent album
+                    parent_id INTEGER,  # kodi_id of the parent album
+                    kodi_id INTEGER,
+                    kodi_fileid INTEGER,
+                    kodi_pathid INTEGER,
+                    fanart_synced INTEGER,
+                    last_sync INTEGER)
+            ''')
             plex_db.plexcursor.execute('''
                 CREATE TABLE IF NOT EXISTS playlists(
                     plex_id INTEGER PRIMARY KEY ASC,

resources/lib/playlists/kodi_pl.py

@@ -95,17 +95,17 @@ def _write_playlist_to_file(playlist, xml):
         api = API(element)
         append_season_episode = False
         if api.plex_type() == v.PLEX_TYPE_EPISODE:
-            _, show, season_id, episode_id = api.episode_data()
+            _, _, show, season_no, episode_no = api.episode_data()
             try:
-                season_id = int(season_id)
+                season_no = int(season_no)
-                episode_id = int(episode_id)
+                episode_no = int(episode_no)
             except ValueError:
                 pass
             else:
                 append_season_episode = True
             if append_season_episode:
                 text += ('#EXTINF:%s,%s S%.2dE%.2d - %s\n%s\n'
-                         % (api.runtime(), show, season_id, episode_id,
+                         % (api.runtime(), show, season_no, episode_no,
                             api.title(), api.path()))
             else:
                 # Only append the TV show name

resources/lib/plex_api.py

@@ -260,9 +260,9 @@ class API(object):
 
     def season_number(self):
         """
-        Returns the 'index' of an PMS XML reply. Depicts e.g. season number.
+        Returns the 'index' of an XML reply as int. Depicts e.g. season number.
         """
-        return self.item.get('index')
+        return cast(int, self.item.get('index'))
 
     def date_created(self):
         """
@@ -639,14 +639,14 @@ class API(object):
         """
         Returns the 'parentRatingKey' as a string or None
         """
-        return self.item.get('parentRatingKey')
+        return cast(int, self.item.get('parentRatingKey'))
 
     def grandparent_id(self):
         """
         Returns the ratingKey for the corresponding grandparent, e.g. a TV show
         for episodes, or None
         """
-        return self.item.get('grandparentRatingKey')
+        return cast(int, self.item.get('grandparentRatingKey'))
 
     def grandparent_title(self):
         """
@@ -661,16 +661,18 @@ class API(object):
 
         Output: for the corresponding the TV show and season:
             [
-                TV show key,        Plex: 'grandparentRatingKey'
+                TV show ID,        Plex: 'grandparentRatingKey'
+                TV season ID,        Plex: 'grandparentRatingKey'
                 TV show title,      Plex: 'grandparentTitle'
                 TV show season,     Plex: 'parentIndex'
                 Episode number,     Plex: 'index'
             ]
         """
-        return (self.item.get('grandparentRatingKey'),
+        return (cast(int, self.item.get('grandparentRatingKey')),
-                self.item.get('grandparentTitle'),
+                cast(int, self.item.get('parentRatingKey')),
-                self.item.get('parentIndex'),
+                cast(unicode, self.item.get('grandparentTitle')),
-                self.item.get('index'))
+                cast(int, self.item.get('parentIndex')),
+                cast(int, self.item.get('index')))
 
     @staticmethod
     def attach_plex_token_to_url(url):
@@ -1609,7 +1611,7 @@ class API(object):
 
         if typus == v.PLEX_TYPE_EPISODE:
             metadata['mediatype'] = 'episode'
-            _, show, season, episode = self.episode_data()
+            _, _, show, season, episode = self.episode_data()
             season = -1 if season is None else int(season)
             episode = -1 if episode is None else int(episode)
             metadata['episode'] = episode

resources/lib/plex_db/__init__.py

@@ -0,0 +1,43 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+from __future__ import absolute_import, division, unicode_literals
+
+from .common import PlexDBBase
+from .tvshows import 
+from .. import utils, variables as v
+
+
+class PlexDB(object):
+    """
+    Usage: with PlexDB() as plex_db:
+               plex_db.do_something()
+
+    On exiting "with" (no matter what), commits get automatically committed
+    and the db gets closed
+    """
+    def __init__(self, kind=None):
+        pass
+
+    def __enter__(self):
+        self.plexconn = utils.kodi_sql('plex')
+        if kind is None:
+            func = PlexDBBase
+        return func(self.plexconn.cursor())
+
+    def __exit__(self, type, value, traceback):
+        self.plexconn.commit()
+        self.plexconn.close()
+
+
+def wipe_dbs():
+    """
+    Completely resets the Plex database
+    """
+    query = "SELECT name FROM sqlite_master WHERE type = 'table'"
+    with PlexDB() as plex_db:
+        plex_db.plexcursor.execute(query)
+        tables = plex_db.plexcursor.fetchall()
+        tables = [i[0] for i in tables]
+        for table in tables:
+            delete_query = 'DELETE FROM %s' % table
+            plex_db.plexcursor.execute(delete_query)

resources/lib/plex_db/common.py

@@ -0,0 +1,112 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+from __future__ import absolute_import, division, unicode_literals
+
+
+class PlexDB(object):
+    """
+    Methods used for all types of items
+    """
+    def __init__(self, cursor):
+        self.cursor = cursor
+
+    def section_ids(self):
+        """
+        Returns an iterator for section Plex ids for all sections
+        """
+        self.cursor.execute('SELECT section_id FROM sections')
+        return (x[0] for x in self.cursor)
+
+    def section_infos(self):
+        """
+        Returns an iterator for dicts for all Plex libraries:
+        {
+            'section_id'
+            'section_name'
+            'plex_type'
+            'kodi_tagid'
+            'sync_to_kodi'
+        }
+        """
+        self.cursor.execute('SELECT * FROM sections')
+        return ({'section_id': x[0],
+                 'section_name': x[1],
+                 'plex_type': x[2],
+                 'kodi_tagid': x[3],
+                 'sync_to_kodi': x[4]} for x in self.cursor)
+
+    def section_by_id(self, section_id):
+        """
+        For section_id, returns tuple (or None)
+            (section_id,
+             section_name,
+             plex_type,
+             kodi_tagid,
+             sync_to_kodi)
+        """
+        self.cursor.execute('SELECT * FROM sections WHERE section_id = ? LIMIT 1',
+                            (section_id, ))
+        return self.cursor.fetchone()
+
+    def section_id_by_name(self, section_name):
+        """
+        Returns the section_id for section_name (or None)
+        """
+        self.cursor.execute('SELECT section_id FROM sections WHERE section_name = ? LIMIT 1,'
+                            (section_name, ))
+        try:
+            return self.cursor.fetchone()[0]
+        except TypeError:
+            pass
+
+    def add_section(self, section_id, section_name, plex_type, kodi_tagid,
+                    sync_to_kodi=True):
+        """
+        Appends a Plex section to the Plex sections table
+        sync=False: Plex library won't be synced to Kodi
+        """
+        query = '''
+            INSERT INTO sections(
+                section_id, section_name, plex_type, kodi_tagid, sync_to_kodi)
+            VALUES (?, ?, ?, ?, ?)
+            '''
+        self.cursor.execute(query,
+                            (section_id,
+                             section_name,
+                             plex_type,
+                             kodi_tagid,
+                             sync_to_kodi))
+
+    def update_section(self, section_name, kodi_tagid, section_id):
+        """
+        Updates the section_id with section_name and kodi_tagid
+        """
+        query = '''
+            UPDATE sections
+            SET section_name = ?, kodi_tagid = ?
+            WHERE section_id = ?
+        '''
+        self.cursor.execute(query, (section_name, kodi_tagid, section_id))
+
+    def remove_section(self, section_id):
+        """
+        Removes the Plex db entry for the section with section_id
+        """
+        self.cursor.execute('DELETE FROM sections WHERE section_id = ?',
+                            (section_id, ))
+
+    def item_by_id(self, plex_id):
+        """
+        For plex_id, returns the tuple
+          (kodi_id, kodi_fileid, kodi_pathid, parent_id, kodi_type, plex_type)
+
+        None if not found
+        """
+        query = '''
+            SELECT kodi_id, kodi_fileid, kodi_pathid, parent_id, kodi_type,
+                   plex_type
+            FROM plex WHERE plex_id = ?
+            LIMIT 1
+        '''
+        self.cursor.execute(query, (plex_id,))
+        return self.cursor.fetchone()

resources/lib/plex_db/tvshows.py

@@ -0,0 +1,124 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+from __future__ import absolute_import, division, unicode_literals
+
+from . import common
+from .. import variables as v
+
+###############################################################################
+
+
+class PlexDB(common.PlexDB):
+    def add_reference(self, plex_type=None, plex_id=None, checksum=None,
+                      section_id=None, show_id=None, grandparent_id=None,
+                      season_id=None, parent_id=None, kodi_id=None,
+                      kodi_fileid=None, kodi_pathid=None, last_sync=None):
+        """
+        Appends or replaces an entry into the plex table
+        """
+        if plex_type == v.PLEX_TYPE_EPISODE:
+            query = '''
+                INSERT OR REPLACE INTO episode(
+                    plex_id, checksum, section_id, show_id, grandparent_id,
+                    season_id, parent_id, kodi_id, kodi_fileid, kodi_pathid,
+                    fanart_synced, last_sync)
+                VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
+                '''
+            self.plexcursor.execute(
+                query,
+                (plex_id, checksum, section_id, show_id, grandparent_id,
+                 season_id, parent_id, kodi_id, kodi_fileid, kodi_pathid,
+                 0, last_sync))
+        elif plex_type == v.PLEX_TYPE_SEASON:
+            query = '''
+                INSERT OR REPLACE INTO season(
+                    plex_id, checksum, section_id, show_id, parent_id,
+                    kodi_id, fanart_synced, last_sync)
+                VALUES (?, ?, ?, ?, ?, ?, ?, ?)
+            '''
+            self.plexcursor.execute(
+                query,
+                (plex_id, checksum, section_id, show_id, parent_id,
+                 kodi_id, 0, last_sync))
+        elif plex_type == v.PLEX_TYPE_SHOW:
+            query = '''
+                INSERT OR REPLACE INTO show(
+                    plex_id, checksum, section_id, kodi_id, kodi_pathid,
+                    fanart_synced, last_sync)
+                VALUES (?, ?, ?, ?, ?, ?, ?)
+            '''
+            self.plexcursor.execute(
+                query,
+                (plex_id, checksum, section_id, kodi_id, kodi_pathid, 0,
+                 last_sync))
+
+    def show(self, plex_id):
+        """
+        Returns the show info as a tuple for the TV show with plex_id:
+            plex_id INTEGER PRIMARY KEY ASC,
+            checksum INTEGER UNIQUE,
+            section_id INTEGER,
+            kodi_id INTEGER,
+            kodi_pathid INTEGER,
+            fanart_synced INTEGER,
+            last_sync INTEGER
+        """
+        self.cursor.execute('SELECT * FROM show WHERE plex_id = ?',
+                            (plex_id, ))
+        return self.cursor.fetchone()
+
+    def season(self, plex_id):
+        """
+        Returns the show info as a tuple for the TV show with plex_id:
+            plex_id INTEGER PRIMARY KEY,
+            checksum INTEGER UNIQUE,
+            section_id INTEGER,
+            show_id INTEGER,  # plex_id of the parent show
+            parent_id INTEGER,  # kodi_id of the parent show
+            kodi_id INTEGER,
+            fanart_synced INTEGER,
+            last_sync INTEGER
+        """
+        self.cursor.execute('SELECT * FROM season WHERE plex_id = ?',
+                            (plex_id, ))
+        return self.cursor.fetchone()
+
+    def episode(self, plex_id):
+        """
+        Returns the show info as a tuple for the TV show with plex_id:
+            plex_id INTEGER PRIMARY KEY,
+            checksum INTEGER UNIQUE,
+            section_id INTEGER,
+            show_id INTEGER,  # plex_id of the parent show
+            grandparent_id INTEGER,  # kodi_id of the parent show
+            season_id INTEGER,  # plex_id of the parent season
+            parent_id INTEGER,  # kodi_id of the parent season
+            kodi_id INTEGER,
+            kodi_fileid INTEGER,
+            kodi_pathid INTEGER,
+            fanart_synced INTEGER,
+            last_sync INTEGER
+        """
+        self.cursor.execute('SELECT * FROM episode WHERE plex_id = ?',
+                            (plex_id, ))
+        return self.cursor.fetchone()
+
+    def plex_id_by_last_sync(self, plex_type, last_sync):
+        """
+        Returns an iterator for all items where the last_sync is NOT identical
+        """
+        self.cursor.execute('SELECT plex_id FROM ? WHERE last_sync <> ?',
+                            (plex_type, last_sync, ))
+        return (x[0] for x in self.cursor)
+
+    def shows_plex_id_section_id(self):
+        """
+        Iterator for tuples (plex_id, section_id) of all our TV shows
+        """
+        self.cursor.execute('SELECT plex_id, section_id FROM show')
+        return self.cursor
+
+    def update_last_sync(self, plex_type, plex_id, last_sync):
+        """
+        Sets a new timestamp for plex_id
+        """

resources/lib/plex_functions.py

@@ -534,7 +534,8 @@ class DownloadGen(object):
 
     Yields XML etree children or raises RuntimeError
     """
-    def __init__(self, url):
+    def __init__(self, url, args=None):
+        self._args = args or {}
         self._url = url
         self._pos = 0
         self._exhausted = False
@@ -542,17 +543,18 @@ class DownloadGen(object):
         self.attrib = deepcopy(self.xml.attrib)
 
     def _download_chunk(self):
-        args = {
+        self._args.update({
             'X-Plex-Container-Size': CONTAINERSIZE,
             'X-Plex-Container-Start': self._pos,
-            'sort': 'id'
+            'sort': 'id',  # Entries are sorted by plex_id
-        }
+            'excludeAllLeaves': 1  # PMS wont attach a first summary child
-        self.xml = DU().downloadUrl(self._url, parameters=args)
+        })
+        self.xml = DU().downloadUrl(self._url, parameters=self._args)
         try:
             self.xml.attrib
         except AttributeError:
             LOG.error('Error while downloading chunks: %s, args: %s',
-                      self._url, args)
+                      self._url, self._args)
             raise RuntimeError('Error while downloading chunks for %s'
                                % self._url)
 
@@ -582,13 +584,31 @@ class DownloadGen(object):
         return self.attrib.get(key, default)
 
 
-class PlexSectionItems(DownloadGen):
+class SectionItems(DownloadGen):
+    """
+    Iterator object to get all items of a Plex library section
+    """
+    def __init__(self, section_id, args):
+        super(SectionItems, self).__init__(
+            '{server}/library/sections/%s/all' % section_id, args)
+
+
+class Children(DownloadGen):
+    """
+    Iterator object to get all items of a Plex library section
+    """
+    def __init__(self, plex_id):
+        super(Children, self).__init__(
+            '{server}/library/metadata/%s/children' % plex_id)
+
+
+class Leaves(DownloadGen):
     """
     Iterator object to get all items of a Plex library section
     """
     def __init__(self, section_id):
-        super(PlexSectionItems, self).__init__(
+        super(Leaves, self).__init__(
-            '{server}/library/sections/%s/all' % section_id)
+            '{server}/library/sections/%s/allLeaves' % section_id)
 
 
 def DownloadChunks(url):

resources/lib/variables.py

@@ -355,6 +355,18 @@ PLEX_TYPE_FROM_WEBSOCKET = {
     15: 'playlist'
 }
 
+PLEX_TYPE_NUMBER_FROM_PLEX_TYPE = {
+    PLEX_TYPE_MOVIE: 1,
+    PLEX_TYPE_SHOW: 2,
+    PLEX_TYPE_SEASON: 3,
+    PLEX_TYPE_EPISODE: 4,
+    PLEX_TYPE_ARTIST: 8,
+    PLEX_TYPE_ALBUM: 9,
+    PLEX_TYPE_SONG: 10,
+    PLEX_TYPE_CLIP: 12,
+    'playlist': 15
+}
+
 
 KODI_TO_PLEX_ARTWORK = {
     'poster': 'thumb',