better songtracking

radioPlayer.py

@@ -5,7 +5,7 @@ import subprocess
 import time, datetime
 import sys
 import threading
-import json
+import json, re
 from datetime import datetime
 import log95
 
@@ -22,10 +22,9 @@ playlist_dir = "/home/user/playlists"
 name_table_path = "/home/user/mixes/name_table.txt"
 state_file_path = "/tmp/radioPlayer_state.json"
 
-rds_basic_base = "Gramy: {}"
-rds_base = "Gramy: radio95 - {}"
+rds_base = "Gramy: {} - {}"
+rds_default_artist = "radio95"
 rds_default_name = "Program Godzinny"
-rds_default_rtp_data = "4,7,7,1,17"
 
 udp_host = ("127.0.0.1", 5000)
 
@@ -157,11 +156,25 @@ def update_rds(track_name: str):
     try:
         name_table: dict[str, str] = load_dict_from_custom_format(name_table_path)
         try:
-            if " - " in name_table[track_name]: prt = rds_basic_base.format(name_table[track_name])
-            else: prt = rds_base.format(name_table[track_name])
+            name = name_table[track_name]
         except KeyError as e:
             logger.warning(f"File does not have a alias in the name table ({e})")
-            prt = rds_basic_base.format(track_name.split(".", 1)[0])
+            name = track_name.split(".",1)[0]
+
+        if " - " in name:
+            count = name.count(" - ")
+            while count != 1: # yotutube reuploads, to avoid things like ilikedick123 - Micheal Jackson - Smooth Criminal
+                name = name.split(" - ", 1)[1]
+                count = name.count(" - ")
+            artist = name.split(" - ", 1)[0]
+            title = name.split(" - ", 1)[1]
+        else:
+            artist = rds_default_artist
+            title = name
+
+        title = re.sub(r'\s*[\(\[][^\(\)\[\]]*[\)\]]', '', title) # there might be junk
+
+        prt = rds_base.format(artist, title)
 
         f = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
         f.settimeout(1.0)
@@ -171,11 +184,16 @@ def update_rds(track_name: str):
             logger.error("Could not send TEXT to RDS, timeout.")
             return
 
+        rtp = [4] # type 1
+        rtp.append(prt.find(artist)) # start 1
+        rtp.append(len(artist)) # len 1
+        rtp.append(1) # type 2
+        rtp.append(prt.find(title)) # start 2
+        rtp.append(len(title)) # len 2
+        rtp = list(map(str, rtp))
+
         try:
-            try:
-                f.sendto(f"RTP={rds_default_rtp_data},{len(str(name_table[track_name]))-1}\r\n".encode(), udp_host)
-            except KeyError:
-                f.sendto(f"RTP={rds_default_rtp_data},{len(rds_default_name)-1}\r\n".encode(), udp_host)
+            f.sendto(f"RTP={','.join(rtp)}\r\n".encode(), udp_host)
         except socket.timeout:
             logger.error("Could not send TEXT to RDS, timeout.")
             return