master.m3u8 fix

app/src/main/java/ru/vtosters/lite/music/downloader/Mp3Downloader.java

@@ -8,9 +8,11 @@ import com.google.android.exoplayer2.source.hls.playlist.e;
 import com.google.android.exoplayer2.source.hls.playlist.f;
 import com.google.android.exoplayer2.source.hls.playlist.f.a;
 import com.vk.dto.music.MusicTrack;
+import com.vk.dto.music.Playlist;
 
 import java.io.File;
 import java.io.IOException;
+import java.net.URL;
 import java.security.GeneralSecurityException;
 import java.util.Arrays;
 import java.util.List;
@@ -20,7 +22,6 @@ import javax.crypto.Cipher;
 import javax.crypto.spec.IvParameterSpec;
 import javax.crypto.spec.SecretKeySpec;
 
-import com.vk.dto.music.Playlist;
 import ru.vtosters.hooks.other.Preferences;
 import ru.vtosters.lite.music.converter.ts.MpegDemuxer;
 import ru.vtosters.lite.music.interfaces.Callback;
@@ -37,17 +38,29 @@ public final class Mp3Downloader implements ITrackDownloader {
     @Override
     public void download(MusicTrack track, Callback callback, Playlist playlist) {
         String uri = track.D;
+
         if (Objects.requireNonNull(uri).isEmpty()) {
             String msg = "link error: " + track.y1() + ", title: " + Mp3Downloader.getTitle(track);
             Log.d("Mp3Downloader", msg);
             throw new RuntimeException(msg);
         }
 
-        var tsParser = new com.google.android.exoplayer2.source.hls.playlist.h(e.a(track.D));
-        var baseUri = track.D.substring(0, track.D.lastIndexOf("/") + 1);
+        if (Objects.requireNonNull(uri).contains("master.m3u8?siren=1")) {
+            try {
+                String content = IOUtils.readAllLines(new URL(uri).openStream());
+                String replacement = content.split("\n")[2].trim();
+                uri = uri.replace("master.m3u8?siren=1", replacement);
+            } catch (IOException e) {
+                callback.onFailure(e);
+                return;
+            }
+        }
+
+        var tsParser = new com.google.android.exoplayer2.source.hls.playlist.h(e.a(uri));
+        var baseUri = uri.substring(0, uri.lastIndexOf("/") + 1);
 
         try {
-            var segments = ((f) tsParser.a(Uri.parse(baseUri), IOUtils.openStream(track.D))).o;
+            var segments = ((f) tsParser.a(Uri.parse(baseUri), IOUtils.openStream(uri))).o;
 
             byte[] buff = getMergedTs(baseUri, segments, callback);
             MpegDemuxer.convert(buff, outputFile.getAbsolutePath());