Cache missing artwork on PKC startup

resources/lib/artwork.py

@@ -127,6 +127,40 @@ def double_urldecode(text):
     return unquote(unquote(text))
 
 
+def get_uncached_artwork():
+    """
+    Returns a list of URLs that haven't been cached yet
+    """
+    all_urls = []
+    cached_urls = []
+    result = []
+    connection = kodiSQL('video')
+    cursor = connection.cursor()
+    # Get all artwork urls
+    cursor.execute("SELECT url FROM art WHERE media_type != 'actor'")
+    for url in cursor.fetchall():
+        all_urls.append(url[0])
+    connection.close()
+    connection = kodiSQL('music')
+    cursor = connection.cursor()
+    cursor.execute("SELECT url FROM art")
+    for url in cursor.fetchall():
+        all_urls.append(url[0])
+    connection.close()
+    # Get the cached urls
+    connection = kodiSQL('texture')
+    cursor = connection.cursor()
+    cursor.execute("SELECT url FROM texture")
+    for url in cursor.fetchall():
+        cached_urls.append(url[0])
+    connection.close()
+    for url in all_urls:
+        if url not in cached_urls:
+            result.append(url)
+    log.info('%s artwork urls have not been cached yet' % len(result))
+    return result
+
+
 @ThreadMethodsAdditionalStop('plex_shouldStop')
 @ThreadMethods
 class Image_Cache_Thread(Thread):

resources/lib/librarysync.py

@@ -15,7 +15,8 @@ from utils import window, settings, getUnixTimestamp, sourcesXML,\
     ThreadMethods, ThreadMethodsAdditionalStop, LogTime, getScreensaver,\
     setScreensaver, playlistXSP, language as lang, DateToKodi, reset,\
     advancedSettingsXML, getKodiVideoDBPath, tryDecode, deletePlaylists,\
-    deleteNodes, ThreadMethodsAdditionalSuspend, create_actor_db_index
+    deleteNodes, ThreadMethodsAdditionalSuspend, create_actor_db_index, \
+    tryEncode
 import clientinfo
 import downloadutils
 import itemtypes
@@ -23,6 +24,7 @@ import plexdb_functions as plexdb
 import kodidb_functions as kodidb
 import userclient
 import videonodes
+import artwork
 
 import PlexFunctions as PF
 import PlexAPI
@@ -1792,7 +1794,6 @@ class LibrarySync(Thread):
                     # "Current Kodi version is unsupported, cancel lib sync"
                     self.dialog.ok(heading=addonName, line1=lang(39403))
                     break
-
                 # Run start up sync
                 window('plex_dbScan', value="true")
                 log.info("Db version: %s" % settings('dbCreatedWithVersion'))
@@ -1800,6 +1801,11 @@ class LibrarySync(Thread):
                 # Initialize time offset Kodi - PMS
                 self.syncPMStime()
                 lastSync = getUnixTimestamp()
+                if settings('enableTextureCache') == "true":
+                    # Start caching artwork that has not been cached yet
+                    for url in artwork.get_uncached_artwork():
+                        artwork.ARTWORK_QUEUE.put(
+                            artwork.double_urlencode(tryEncode((url))))
                 log.info('Refreshing video nodes and playlists now')
                 deletePlaylists()
                 deleteNodes()
@@ -1874,7 +1880,6 @@ class LibrarySync(Thread):
                 elif window('plex_runLibScan') == 'del_textures':
                     window('plex_runLibScan', clear=True)
                     window('plex_dbScan', value="true")
-                    import artwork
                     artwork.Artwork().fullTextureCacheSync()
                     window('plex_dbScan', clear=True)
                 else: