Extract verification and include song paths in error message, remove …

…unused checks

Displayed error paths are capped to 30 lines to limit potential big dialog window size. More will be shown once the user deletes the folders.

src/bms/player/beatoraja/BMSResource.java

@@ -1,16 +1,16 @@
 package bms.player.beatoraja;
 
-import java.nio.file.Path;
-import java.util.ArrayDeque;
-import java.util.logging.Logger;
-
 import bms.model.BMSModel;
 import bms.player.beatoraja.audio.AudioDriver;
 import bms.player.beatoraja.play.bga.BGAProcessor;
 import com.badlogic.gdx.graphics.Pixmap;
 import com.badlogic.gdx.graphics.Texture;
 import com.badlogic.gdx.graphics.g2d.TextureRegion;
 
+import java.nio.file.Path;
+import java.util.ArrayDeque;
+import java.util.logging.Logger;
+
 /**
  * BMSの音源、BGAリソースを管理するクラス
  *
@@ -100,16 +100,14 @@ public boolean setBMSFile(BMSModel model, final Path f, final Config config, BMS
 			bgaloaders.removeFirst();
 		}
 
-		if(MainLoader.getIllegalSongCount() == 0) {
-			// Audio, BGAともキャッシュがあるため、何があっても全リロードする
-			BGALoaderThread bgaloader = new BGALoaderThread(
-					config.getBga() == Config.BGA_ON || (config.getBga() == Config.BGA_AUTO && (mode.mode == BMSPlayerMode.Mode.AUTOPLAY || mode.mode == BMSPlayerMode.Mode.REPLAY)) ? model : null);
-			bgaloaders.addLast(bgaloader);
-			bgaloader.start();
-			AudioLoaderThread audioloader = new AudioLoaderThread(model);
-			audioloaders.addLast(audioloader);
-			audioloader.start();
-		}
+		// Audio, BGAともキャッシュがあるため、何があっても全リロードする
+		BGALoaderThread bgaloader = new BGALoaderThread(
+				config.getBga() == Config.BGA_ON || (config.getBga() == Config.BGA_AUTO && (mode.mode == BMSPlayerMode.Mode.AUTOPLAY || mode.mode == BMSPlayerMode.Mode.REPLAY)) ? model : null);
+		bgaloaders.addLast(bgaloader);
+		bgaloader.start();
+		AudioLoaderThread audioloader = new AudioLoaderThread(model);
+		audioloaders.addLast(audioloader);
+		audioloader.start();
 		return true;
 	}
 

src/bms/player/beatoraja/MainLoader.java

@@ -8,6 +8,7 @@
 import java.util.*;
 import java.util.logging.FileHandler;
 import java.util.logging.Logger;
+import java.util.stream.Collectors;
 
 import javax.swing.JOptionPane;
 
@@ -115,19 +116,13 @@ public static void play(Path f, BMSPlayerMode auto, boolean forceExit, Config co
 			config = Config.read();
 		}
 
+		verifyIllegalSongs();
+
 		if(config.isUseDiscordRPC()) {
 			discord = new Discord("");
 			discord.startup();
 		}
 
-		for(SongData song : getScoreDatabaseAccessor().getSongDatas(SongUtils.illegalsongs)) {
-			MainLoader.putIllegalSong(song.getSha256());
-		}
-		if(illegalSongs.size() > 0) {
-			JOptionPane.showMessageDialog(null, "This Application detects " + illegalSongs.size() + " illegal BMS songs. \n Remove them, update song database and restart.", "Error", JOptionPane.ERROR_MESSAGE);
-			System.exit(1);
-		}
-
 		try {
 			MainController main = new MainController(f, config, player, auto, songUpdated);
 
@@ -201,6 +196,23 @@ public static void play(Path f, BMSPlayerMode auto, boolean forceExit, Config co
 		}
 	}
 
+	private static void verifyIllegalSongs() {
+		SongData[] foundIllegalSongs = getScoreDatabaseAccessor().getSongDatas(SongUtils.illegalsongs);
+		if (foundIllegalSongs.length > 0) {
+			String paths = Arrays.stream(foundIllegalSongs)
+					.limit(30)
+					.map(song -> Paths.get(song.getPath()).getParent().toString())
+					.distinct()
+					.collect(Collectors.joining("\n"));
+			JOptionPane.showMessageDialog(null,
+					"This Application detects " + foundIllegalSongs.length + " illegal BMS songs.\nRemove them, update song database and restart.\n\n" +
+							"Do not use this application to play copyrighted content.\n\n" + paths,
+					"Error",
+					JOptionPane.ERROR_MESSAGE);
+			System.exit(1);
+		}
+	}
+
 	public static Graphics.DisplayMode[] getAvailableDisplayMode() {
 		return LwjglApplicationConfiguration.getDisplayModes();
 	}
@@ -239,18 +251,6 @@ public static Path getBMSPath() {
 		return bmsPath;
 	}
 
-	public static void putIllegalSong(String hash) {
-		illegalSongs.add(hash);
-	}
-
-	public static String[] getIllegalSongs() {
-		return illegalSongs.toArray(new String[illegalSongs.size()]);
-	}
-
-	public static int getIllegalSongCount() {
-		return illegalSongs.size();
-	}
-
 	@Override
 	public void start(javafx.stage.Stage primaryStage) throws Exception {
 		Config config = Config.read();

src/bms/player/beatoraja/select/BarRenderer.java

@@ -860,9 +860,7 @@ public boolean updateBar(Bar bar) {
 		boolean showInvisibleCharts = false;
 		boolean isSortable = true;
 
-		if (MainLoader.getIllegalSongCount() > 0) {
-			l.addAll(SongBar.toSongBarArray(select.getSongDatabase().getSongDatas(MainLoader.getIllegalSongs())));
-		} else if (bar == null) {
+		if (bar == null) {
 			if (dir.size > 0) {
 				prevbar = dir.first();
 			}