Apply changes

config.sample

@@ -40,6 +40,9 @@ log_level = WARNING
 ; Default: El La Le Las Les Los The
 index_ignored_prefixes = El La Le Las Les Los The
 
+; Enable the ChartLyrics API. Default: off
+online_lyrics = off
+
 [daemon]
 ; Socket file the daemon will listen on for incoming management commands
 ; Default: /tmp/supysonic/supysonic.sock

supysonic/api/media.py

@@ -443,13 +443,15 @@ def lyrics():
 
             return lyrics_response_for_track(track, lyrics)
 
+    lyrics = {}
+
+    if current_app.config["WEBAPP"]["online_lyrics"]:
         # Create a stable, unique, filesystem-compatible identifier for the artist+title
         unique = hashlib.md5(
             json.dumps([x.lower() for x in (artist, title)]).encode("utf-8")
         ).hexdigest()
         cache_key = f"lyrics-{unique}"
 
-    lyrics = {}
         try:
             lyrics = json.loads(
                 zlib.decompress(current_app.cache.get_value(cache_key)).decode("utf-8")

supysonic/config.py

@@ -37,6 +37,7 @@ class DefaultConfig:
         "mount_webui": True,
         "mount_api": True,
         "index_ignored_prefixes": "El La Le Las Les Los The",
+        "online_lyrics": False,
     }
     DAEMON = {
         "socket": r"\\.\pipe\supysonic"