Release 2.1.27 (#456)

Bumps [io.netty:netty-all](https://github.com/netty/netty) from 4.1.118.Final to 4.1.119.Final.
- [Commits](https://github.com/netty/netty/compare/netty-4.1.118.Final...netty-4.1.119.Final)

---
updated-dependencies:
- dependency-name: io.netty:netty-all
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

api/src/main/java/xyz/jonesdev/sonar/api/config/SonarConfiguration.java

@@ -447,14 +447,14 @@ public final class SonarConfiguration {
     @Getter
     @RequiredArgsConstructor
     public enum Type {
-      MYSQL("MySQL", "jdbc:mysql://%s:%d/%s", new MysqlDatabaseTypeAdapter(),
+      MYSQL("MySQL", "jdbc:mysql://%s:%d/%s%s", new MysqlDatabaseTypeAdapter(),
         Library.builder()
           .groupId("com{}mysql")
           .artifactId("mysql-connector-j")
           .version("9.0.0")
           .relocate("com{}mysql", "xyz{}jonesdev{}sonar{}libs{}mysql")
           .build()),
-      MARIADB("MariaDB", "jdbc:mariadb://%s:%d/%s", new MariaDbDatabaseTypeAdapter(),
+      MARIADB("MariaDB", "jdbc:mariadb://%s:%d/%s%s", new MariaDbDatabaseTypeAdapter(),
         Library.builder()
           .groupId("org{}mariadb{}jdbc")
           .artifactId("mariadb-java-client")

api/src/main/java/xyz/jonesdev/sonar/api/database/controller/VerifiedPlayerController.java

@@ -54,6 +54,8 @@ public final class VerifiedPlayerController {
   @Getter
   private final @NotNull SonarConfiguration.Database.Type cachedDatabaseType;
   private final ExecutorService updateService = Executors.newSingleThreadExecutor();
+  @Getter
+  private int maximumAge;
 
   public VerifiedPlayerController(final @NotNull LibraryManager libraryManager) {
     final SonarConfiguration.Database database = Sonar.get0().getConfig().getDatabase();
@@ -87,7 +89,8 @@ public final class VerifiedPlayerController {
         jdbcURL = String.format(cachedDatabaseType.getConnectionString(),
           Sonar.get0().getConfig().getGeneralConfig().getString("database.host"),
           Sonar.get0().getConfig().getGeneralConfig().getInt("database.port"),
-          Sonar.get0().getConfig().getGeneralConfig().getString("database.name"));
+          Sonar.get0().getConfig().getGeneralConfig().getString("database.name"),
+          "?autoReconnect=true");
       }
 
       connectionSource = new JdbcConnectionSource(jdbcURL,
@@ -107,6 +110,7 @@ public final class VerifiedPlayerController {
 
       dao = DaoManager.createDao(connectionSource, VerifiedPlayer.class);
       queryBuilder = dao.queryBuilder();
+      maximumAge = database.getMaximumAge();
 
       // Make sure to run the clean task and the caching task in the same thread
       // https://github.com/jonesdevelopment/sonar/issues/150
@@ -114,7 +118,7 @@ public final class VerifiedPlayerController {
         if (connectionSource != null) {
           try {
             // Make sure to clear all outdated entries first
-            clearOld(database.getMaximumAge());
+            clearOld(maximumAge, false);
             // Add all entries from the database to the cache
             dao.queryForAll().forEach(verifiedPlayer -> cache.add(verifiedPlayer.getFingerprint()));
           } catch (SQLException exception) {
@@ -148,7 +152,8 @@ public final class VerifiedPlayerController {
   /**
    * Clear all old entries using the given timestamp
    */
-  private void clearOld(final @Range(from = 1, to = 365) int maximumAge) throws SQLException {
+  public void clearOld(final @Range(from = 1, to = 365) int maximumAge,
+                       final boolean removeExisting) throws SQLException {
     final long timestamp = Instant.now().minus(maximumAge, ChronoUnit.DAYS).getEpochSecond() * 1000L;
 
     final List<VerifiedPlayer> oldEntries = queryBuilder.where()
@@ -158,6 +163,9 @@ public final class VerifiedPlayerController {
     if (oldEntries != null && !oldEntries.isEmpty()) {
       for (final VerifiedPlayer player : oldEntries) {
         dao.delete(player);
+        if (removeExisting) {
+          cache.remove(player.getFingerprint());
+        }
       }
       Sonar.get0().getLogger().info("Removed {} database entries older than {} days.",
         oldEntries.size(), maximumAge);

bungeecord/src/main/java/xyz/jonesdev/sonar/bungee/SonarBungee.java

@@ -86,6 +86,10 @@ public final class SonarBungee extends SonarBootstrap<SonarBungeePlugin> {
 
   @Override
   public void enable() {
+    // Add warning because of questionable design choices that haunt me in my dreams.
+    logger.warn("The use of BungeeCord is supported but not condoned.");
+    logger.warn("Consider upgrading to Velocity (https://velocitypowered.com)");
+
     // Initialize bStats.org metrics
     metrics = new Metrics(getPlugin(), getPlatform().getMetricsId());
 

bungeecord/src/main/java/xyz/jonesdev/sonar/bungee/fallback/FallbackBungeeInjector.java

@@ -20,7 +20,11 @@ package xyz.jonesdev.sonar.bungee.fallback;
 import io.netty.channel.Channel;
 import io.netty.channel.ChannelInitializer;
 import lombok.experimental.UtilityClass;
+import lombok.val;
+import net.md_5.bungee.api.ProxyServer;
 import net.md_5.bungee.netty.PipelineUtils;
+import net.md_5.bungee.protocol.channel.BungeeChannelInitializer;
+import org.jetbrains.annotations.NotNull;
 import sun.misc.Unsafe;
 import xyz.jonesdev.sonar.api.Sonar;
 import xyz.jonesdev.sonar.common.fallback.netty.FallbackInjectedChannelInitializer;
@@ -34,26 +38,59 @@ import static xyz.jonesdev.sonar.api.fallback.FallbackPipelines.FALLBACK_PACKET_
 public class FallbackBungeeInjector {
   public void inject() {
     try {
-      final Field childField = PipelineUtils.class.getField("SERVER_CHILD");
+      final Field childField;
+
+      try {
+        // This field only exists on BungeeCord build 1908 and below.
+        // See https://github.com/SpigotMC/BungeeCord/pull/3776 for more info.
+        //noinspection all
+        childField = PipelineUtils.class.getField("SERVER_CHILD");
+      } catch (NoSuchFieldException exception) {
+        injectOnModernBungeeCord();
+        return;
+      }
+
       childField.setAccessible(true);
-
-      // Make sure to store the original channel initializer
-      final ChannelInitializer<Channel> originalInitializer = PipelineUtils.SERVER_CHILD;
-      final ChannelInitializer<Channel> injectedInitializer = new FallbackInjectedChannelInitializer(
-      originalInitializer, pipeline -> pipeline.addAfter(PACKET_DECODER, FALLBACK_PACKET_HANDLER,
-        new FallbackBungeeInboundHandler()));
-
-      final Field unsafeField = Unsafe.class.getDeclaredField("theUnsafe");
-      unsafeField.setAccessible(true);
-      final Unsafe unsafe = (Unsafe) unsafeField.get(null);
-
-      final Object base = unsafe.staticFieldBase(childField);
-      final long offset = unsafe.staticFieldOffset(childField);
-
-      // Replace the original channel initializer with our new injected initializer
-      unsafe.putObject(base, offset, injectedInitializer);
+      injectOnOldBungeeCord(childField);
     } catch (Exception exception) {
       Sonar.get0().getLogger().error("An error occurred while injecting {}", exception);
     }
   }
+
+  private static void injectOnOldBungeeCord(final @NotNull Field childField) throws Exception {
+    // Make sure to store the original channel initializer
+    //noinspection unchecked
+    val originalInitializer = (ChannelInitializer<Channel>) childField.get(null);
+    final ChannelInitializer<Channel> injectedInitializer = new FallbackInjectedChannelInitializer(
+      originalInitializer, pipeline -> pipeline.addAfter(PACKET_DECODER, FALLBACK_PACKET_HANDLER,
+      new FallbackBungeeInboundHandler()));
+
+    final Field unsafeField = Unsafe.class.getDeclaredField("theUnsafe");
+    unsafeField.setAccessible(true);
+    final Unsafe unsafe = (Unsafe) unsafeField.get(null);
+
+    final Object base = unsafe.staticFieldBase(childField);
+    final long offset = unsafe.staticFieldOffset(childField);
+
+    // Replace the original channel initializer with our new injected initializer
+    unsafe.putObject(base, offset, injectedInitializer);
+  }
+
+  // See https://github.com/SpigotMC/BungeeCord/pull/3787
+  private static void injectOnModernBungeeCord() {
+    // The order is important...
+    final BungeeChannelInitializer original = ProxyServer.getInstance().unsafe().getFrontendChannelInitializer();
+    final BungeeChannelInitializer newInitializer = BungeeChannelInitializer.create(
+      channel -> {
+        // https://github.com/SpigotMC/BungeeCord/pull/3787#issuecomment-2661059876
+        if (!original.getChannelAcceptor().accept(channel)) {
+          return false;
+        }
+        FallbackInjectedChannelInitializer.inject(channel,
+          pipeline -> pipeline.addAfter(PACKET_DECODER, FALLBACK_PACKET_HANDLER,
+            new FallbackBungeeInboundHandler()));
+        return true;
+      });
+    ProxyServer.getInstance().unsafe().setFrontendChannelInitializer(newInitializer);
+  }
 }

captcha/src/main/java/xyz/jonesdev/sonar/captcha/legacy/LegacyCaptchaGenerator.java

@@ -0,0 +1,212 @@
+/*
+ * Copyright (C) 2025 Sonar Contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package xyz.jonesdev.sonar.captcha.legacy;
+
+import com.jhlabs.image.*;
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+import xyz.jonesdev.sonar.api.fallback.captcha.CaptchaGenerator;
+import xyz.jonesdev.sonar.captcha.filters.NoiseOverlayFilter;
+
+import javax.imageio.ImageIO;
+import java.awt.*;
+import java.awt.font.FontRenderContext;
+import java.awt.font.GlyphVector;
+import java.awt.geom.AffineTransform;
+import java.awt.image.BufferedImage;
+import java.io.File;
+import java.io.IOException;
+import java.util.Objects;
+import java.util.Random;
+
+@Getter
+@RequiredArgsConstructor
+public final class LegacyCaptchaGenerator implements CaptchaGenerator {
+  private static final ScratchFilter SCRATCHES = new ScratchFilter(4);
+  private static final NoiseOverlayFilter NOISE = new NoiseOverlayFilter(1, 7);
+  private static final SmearFilter SMEAR = new SmearFilter();
+  private static final SaturationFilter SATURATION = new SaturationFilter();
+  private static final RippleFilter RIPPLE = new RippleFilter();
+  private static final Random RANDOM = new Random();
+
+  static {
+    RIPPLE.setXAmplitude(0);
+    float yAmplitude = 10 - RANDOM.nextInt(20);
+    if (Math.abs(yAmplitude) < 5) {
+      yAmplitude = yAmplitude >= 0 ? 5 : -5;
+    }
+    RIPPLE.setYAmplitude(yAmplitude);
+
+    SATURATION.setAmount(0.45f + RANDOM.nextFloat() * 0.15f);
+
+    SMEAR.setShape(SmearFilter.CIRCLES);
+    SMEAR.setMix(0.15f);
+    SMEAR.setDensity(0.1f);
+    SMEAR.setDistance(5);
+  }
+
+  private final int width = 128, height = 128;
+  private final @Nullable File background;
+  private @Nullable BufferedImage backgroundImage;
+  private GradientPaint gradient;
+
+  public BufferedImage createCachedBackgroundImage() {
+    // Create a new image buffer with a 3-byte color spectrum
+    BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_3BYTE_BGR);
+    if (background == null) {
+      if (backgroundImage != null) {
+        return backgroundImage;
+      }
+      // Don't use any special background image
+      image = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
+      // Fill the entire background image with a noise texture
+      image = new CausticsFilter().filter(image, null);
+      // Adjust the saturation of the randomly generated background noise
+      final SaturationFilter saturationFilter = new SaturationFilter();
+      saturationFilter.setAmount(0.4f + RANDOM.nextFloat() * 0.2f);
+      image = saturationFilter.filter(image, null);
+      // Un-sharpen the background a bit
+      image = new UnsharpFilter().filter(image, null);
+      return image;
+    }
+    // Try to load the image from a file if it doesn't exist yet
+    if (backgroundImage == null) {
+      try {
+        backgroundImage = ImageIO.read(background);
+      } catch (IOException exception) {
+        throw new IllegalStateException("Could not read background image", exception);
+      }
+    }
+    image.createGraphics().drawImage(backgroundImage, 0, 0, Color.WHITE, null);
+    return image;
+  }
+
+  private @NotNull BufferedImage mergeImages(final @NotNull BufferedImage background,
+                                             final @NotNull BufferedImage foreground) {
+    // Get the background image and create a new foreground image
+    final BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_3BYTE_BGR);
+    // Create a new image with transparency for the merged result
+    final Graphics2D graphics = image.createGraphics();
+    // Draw the foreground image on top of the background at specified coordinates
+    graphics.drawImage(background, 0, 0, null);
+    // Set AlphaComposite to handle transparency for the foreground image
+    graphics.setComposite(AlphaComposite.SrcOver);
+    // Draw the foreground image on top of the background at specified coordinates
+    graphics.drawImage(foreground, 0, 0, null);
+    graphics.dispose();
+    return image;
+  }
+
+  @Override
+  public @NotNull BufferedImage createImage(final char @NotNull [] answer) {
+    final Color color0 = Color.getHSBColor(RANDOM.nextFloat(), 1, 1);
+    final Color color1 = Color.getHSBColor(RANDOM.nextFloat(), 1, 0.5f);
+    gradient = new GradientPaint(0, 0, color0, width, height, color1);
+
+    // Get the background image and create a new foreground image
+    BufferedImage foreground = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
+    final Graphics2D graphics = foreground.createGraphics();
+
+    final FontRenderContext ctx = graphics.getFontRenderContext();
+    // Change some rendering hints for anti aliasing
+    graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
+    // Draw characters
+    drawCharacters(graphics, ctx, answer);
+    // Make sure to dispose the graphics after using it
+    graphics.dispose();
+
+    // Apply any given filter to the foreground
+    new BumpFilter().filter(foreground, foreground);
+    SMEAR.filter(foreground, foreground);
+    RIPPLE.filter(foreground, foreground);
+    SCRATCHES.filter(foreground, foreground);
+
+    final BufferedImage merged = mergeImages(createCachedBackgroundImage(), foreground);
+    NOISE.transform(merged);
+    return merged;
+  }
+
+  private void drawCharacters(final @NotNull Graphics2D graphics,
+                              final @NotNull FontRenderContext ctx,
+                              final char[] answer) {
+    // Create font render context
+    final int fontSize = 62 - answer.length * 2;
+    final Font font = new Font(Font.MONOSPACED, Font.PLAIN, fontSize);
+
+    // Calculate string width
+    final double stringWidth = font.getStringBounds(answer, 0, answer.length, ctx).getWidth();
+    // Calculate character positions
+    int beginX = (int) ((width - stringWidth) / 2D + stringWidth / (answer.length * 2.5D));
+    final int beginY = (int) ((height + fontSize / 2D) / 2D);
+    double rotation = 0;
+
+    if (gradient != null) {
+      graphics.setPaint(gradient);
+    }
+
+    // Draw each character one by one
+    for (final char character : answer) {
+      // Create a glyph vector for the character
+      final GlyphVector glyphVector = font.createGlyphVector(ctx, String.valueOf(character));
+      final int visualBoundsWidth = (int) glyphVector.getVisualBounds().getWidth();
+      if (gradient == null) {
+        Objects.requireNonNull(backgroundImage);
+        // Use the inverse color by checking the background image
+        // Then, create a gradient for the text by using the colors
+        final int x0 = Math.min(Math.max(beginX + 5 /* small threshold */, 0), width);
+        final int x1 = Math.min(Math.max(beginX + (int) visualBoundsWidth, 0), width);
+        final int y = beginY + fontSize / 2;
+        final Color color0 = new Color(~backgroundImage.getRGB(x0, y));
+        final Color color1 = new Color(~backgroundImage.getRGB(x1, y));
+        final GradientPaint gradient = new GradientPaint(0, 0, color0, width, height, color1);
+        graphics.setPaint(gradient);
+      }
+
+      // Apply a transformation to the glyph vector using AffineTransform
+      final AffineTransform transformation = AffineTransform.getTranslateInstance(beginX, beginY);
+
+      // Add a bit of randomization to the rotation
+      rotation += Math.toRadians(6 - RANDOM.nextInt(12));
+      transformation.rotate(rotation);
+      transformation.scale(1, 1.25);
+
+      // Draw the glyph to the buffered image
+      final Shape transformedShape = transformation.createTransformedShape(glyphVector.getOutline());
+      graphics.fill(transformedShape);
+      // Add text outline/shadow to confuse an AI's edge detection
+      addTextOutline(graphics, transformedShape);
+      // Update next X position
+      beginX += visualBoundsWidth + 2;
+    }
+  }
+
+  private static void addTextOutline(final @NotNull Graphics2D graphics,
+                                     final @NotNull Shape transformedShape) {
+    // Create a stroked copy of the text and slightly offset/distort it
+    final Shape strokedShape = new BasicStroke().createStrokedShape(transformedShape);
+
+    final double tx = 0.5 + RANDOM.nextDouble();
+    final double ty = 0.5 + RANDOM.nextDouble();
+
+    // Draw the stroked shape
+    final AffineTransform transform = AffineTransform.getTranslateInstance(tx, ty);
+    graphics.fill(transform.createTransformedShape(strokedShape));
+  }
+}

captcha/src/main/java/xyz/jonesdev/sonar/captcha/legacy/RippleFilter.java

@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2025 Sonar Contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package xyz.jonesdev.sonar.captcha.legacy;
+
+import com.jhlabs.image.TransformFilter;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+import org.jetbrains.annotations.NotNull;
+
+@Getter
+@Setter
+@NoArgsConstructor
+@AllArgsConstructor
+public final class RippleFilter extends TransformFilter {
+  private float xAmplitude, yAmplitude;
+
+  @Override
+  protected void transformInverse(final int x, final int y, final float @NotNull [] out) {
+    final float nx = (float) y / 13f;
+    final float ny = (float) x / 13f;
+    final float fx = (float) Math.sin(nx);
+    final float fy = (float) Math.sin(ny);
+
+    out[0] = (float) x + xAmplitude * fx;
+    out[1] = (float) y + yAmplitude * fy;
+  }
+}

captcha/src/main/java/xyz/jonesdev/sonar/captcha/legacy/ScratchFilter.java

@@ -0,0 +1,62 @@
+/*
+ * Copyright (C) 2025 Sonar Contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package xyz.jonesdev.sonar.captcha.legacy;
+
+import com.jhlabs.image.AbstractBufferedImageOp;
+import lombok.RequiredArgsConstructor;
+import org.jetbrains.annotations.NotNull;
+
+import java.awt.*;
+import java.awt.image.BufferedImage;
+import java.util.Random;
+
+@RequiredArgsConstructor
+public final class ScratchFilter extends AbstractBufferedImageOp {
+  private static final Random RANDOM = new Random();
+
+  private final int amount;
+
+  @Override
+  public @NotNull BufferedImage filter(final @NotNull BufferedImage src, final BufferedImage dst) {
+    final Graphics2D graphics = src.createGraphics();
+
+    // Apply some gradient effect on them
+    final Color color0 = Color.getHSBColor(RANDOM.nextFloat(), RANDOM.nextFloat(), 1);
+    final Color color1 = new Color(~color0.getRGB());
+    final GradientPaint gradient = new GradientPaint(0, 0, color0, src.getWidth(), src.getHeight(), color1);
+    graphics.setPaint(gradient);
+
+    final float halfWidth = src.getWidth() * 0.5f;
+
+    for (int i = 0; i < amount; ++i) {
+      final float randomX = src.getWidth() * RANDOM.nextFloat();
+      final float randomY = src.getHeight() * RANDOM.nextFloat();
+      final float amplitude = 6.2831855f * (RANDOM.nextFloat() - 0.5f);
+      final float sin = (float) Math.sin(amplitude) * halfWidth;
+      final float cos = (float) Math.cos(amplitude) * halfWidth;
+      final float x1 = randomX - cos;
+      final float y1 = randomY - sin;
+      final float x2 = randomX + cos;
+      final float y2 = randomY + sin;
+      graphics.drawLine((int) x1, (int) y1, (int) x2, (int) y2);
+    }
+
+    graphics.dispose();
+    return src;
+  }
+}

common/src/main/java/xyz/jonesdev/sonar/common/fallback/netty/FallbackInjectedChannelInitializer.java

@@ -60,6 +60,10 @@ public final class FallbackInjectedChannelInitializer extends ChannelInitializer
       throw new ReflectiveOperationException(throwable);
     }
 
+    inject(channel, sonarPipelineInjector);
+  }
+
+  public static void inject(final @NotNull Channel channel, final Consumer<ChannelPipeline> sonarPipelineInjector) {
     // Inject Sonar's channel handler into the pipeline;
     // Also make sure the player is not a fake player to avoid compatibility issues
     if (channel.isActive() && !FakeChannelUtil.isFakeChannel(channel)) {

common/src/main/java/xyz/jonesdev/sonar/common/fallback/protocol/FallbackPreparer.java

@@ -28,6 +28,7 @@ import xyz.jonesdev.sonar.api.config.SonarConfiguration;
 import xyz.jonesdev.sonar.api.event.impl.CaptchaGenerationStartEvent;
 import xyz.jonesdev.sonar.api.fallback.protocol.ProtocolVersion;
 import xyz.jonesdev.sonar.captcha.StandardCaptchaGenerator;
+import xyz.jonesdev.sonar.captcha.legacy.LegacyCaptchaGenerator;
 import xyz.jonesdev.sonar.common.fallback.protocol.block.BlockType;
 import xyz.jonesdev.sonar.common.fallback.protocol.block.BlockUpdate;
 import xyz.jonesdev.sonar.common.fallback.protocol.dimension.DimensionRegistry;
@@ -40,6 +41,7 @@ import xyz.jonesdev.sonar.common.fallback.protocol.packets.login.LoginSuccessPac
 import xyz.jonesdev.sonar.common.fallback.protocol.packets.play.*;
 import xyz.jonesdev.sonar.common.util.ComponentHolder;
 
+import java.io.File;
 import java.util.Random;
 import java.util.UUID;
 
@@ -245,9 +247,13 @@ public class FallbackPreparer {
       Sonar.get0().getEventManager().publish(generationStartEvent);
 
       if (generationStartEvent.getCaptchaGenerator() == null
-        || generationStartEvent.getCaptchaGenerator() instanceof StandardCaptchaGenerator) {
-        Sonar.get0().getFallback().setCaptchaGenerator(new StandardCaptchaGenerator(
-          Sonar.get0().getConfig().getVerification().getMap().getBackgroundImage()));
+        || generationStartEvent.getCaptchaGenerator() instanceof StandardCaptchaGenerator
+        || generationStartEvent.getCaptchaGenerator() instanceof LegacyCaptchaGenerator) {
+        final File backgroundImage = Sonar.get0().getConfig().getVerification().getMap().getBackgroundImage();
+        final boolean useLegacyCaptchaGenerator = Sonar.get0().getConfig().getGeneralConfig()
+          .getString("verification.checks.map-captcha.style").equalsIgnoreCase("legacy");
+        Sonar.get0().getFallback().setCaptchaGenerator(useLegacyCaptchaGenerator
+          ? new LegacyCaptchaGenerator(backgroundImage) : new StandardCaptchaGenerator(backgroundImage));
       } else {
         Sonar.get0().getLogger().info("Custom CAPTCHA generator detected, skipping reinitialization.");
       }

common/src/main/java/xyz/jonesdev/sonar/common/service/ScheduledServiceManager.java

@@ -20,9 +20,11 @@ package xyz.jonesdev.sonar.common.service;
 import lombok.experimental.UtilityClass;
 import org.jetbrains.annotations.NotNull;
 import xyz.jonesdev.sonar.api.Sonar;
+import xyz.jonesdev.sonar.api.config.SonarConfiguration;
 import xyz.jonesdev.sonar.api.update.UpdateChecker;
 import xyz.jonesdev.sonar.common.statistics.GlobalSonarStatistics;
 
+import java.sql.SQLException;
 import java.util.concurrent.Executors;
 import java.util.concurrent.ScheduledExecutorService;
 import java.util.concurrent.TimeUnit;
@@ -30,6 +32,7 @@ import java.util.concurrent.TimeUnit;
 @UtilityClass
 public final class ScheduledServiceManager {
   private final ScheduledExecutorService VERBOSE = createScheduledExecutor("sonar-verbose-thread");
+  private final ScheduledExecutorService DB_CLEANUP = createScheduledExecutor("sonar-db-cleanup-thread");
   private final ScheduledExecutorService FALLBACK_QUEUE = createScheduledExecutor("sonar-queue-thread");
   private final ScheduledExecutorService STATISTICS = createScheduledExecutor("sonar-statistics-thread");
   private final ScheduledExecutorService UPDATE_NOTIFIER = createScheduledExecutor("sonar-update-notifier");
@@ -44,6 +47,18 @@ public final class ScheduledServiceManager {
   }
 
   public void start() {
+    if (Sonar.get0().getVerifiedPlayerController().getCachedDatabaseType() != SonarConfiguration.Database.Type.NONE) {
+      DB_CLEANUP.scheduleAtFixedRate(() -> {
+        try {
+          Sonar.get0().getVerifiedPlayerController().clearOld(
+            Sonar.get0().getVerifiedPlayerController().getMaximumAge(), true);
+        } catch (SQLException exception) {
+          Sonar.get0().getLogger().error("Error cleaning database entries!");
+          exception.printStackTrace(System.err);
+        }
+      }, Sonar.get0().getVerifiedPlayerController().getMaximumAge(), 1L, TimeUnit.DAYS);
+    }
+
     VERBOSE.scheduleAtFixedRate(() -> {
       // Make sure to clean up the cached statistics since we don't want to display wrong values
       GlobalSonarStatistics.cleanUpCaches();
@@ -68,6 +83,7 @@ public final class ScheduledServiceManager {
   }
 
   public void stop() {
+    DB_CLEANUP.shutdown();
     VERBOSE.shutdown();
     FALLBACK_QUEUE.shutdown();
     STATISTICS.shutdown();

common/src/main/resources/assets/config/cs.yml

@@ -110,6 +110,9 @@ verification:
       # Pokud není obrázek nalezen, bude jako výchozí pozadí použit šum
       # Zde můžete jednoduše zadat název souboru, pokud je soubor v adresáři pluginu
       background: ''
+      # Styl mapy CAPTCHA (Výchozí: 'modern').
+      # Chcete-li použít starý design, nastavte tuto hodnotu na 'legacy'.
+      style: 'modern'
       # Kolik odpovědí by měl Sonar předgenerovat?
       # Tento úkol běží souběžně v pozadí
       precompute: 500

common/src/main/resources/assets/config/de.yml

@@ -107,6 +107,9 @@ verification:
       # Wenn das Bild nicht gefunden wird, wird ein Rauschen als Standardhintergrund verwendet
       # Sie können hier einfach den Namen der Datei eingeben, wenn sich die Datei im Plugin-Verzeichnis befindet
       background: ''
+      # Stil der Karte CAPTCHA (Standard: 'modern').
+      # Um das alte Design zu verwenden, setzen Sie dies auf 'legacy'.
+      style: 'modern'
       # Wie viele Antworten soll Sonar vorbereiten?
       # Dieser Vorgang erfolgt asynchron im Hintergrund
       precompute: 500

common/src/main/resources/assets/config/en.yml

@@ -109,6 +109,9 @@ verification:
       # If the image isn't found, a noise will be used as the default background.
       # You can put the name of the file here if the file is in Sonar's plugin directory
       background: ''
+      # Style of the map CAPTCHA (Default: 'modern').
+      # To use the old design, set this to 'legacy'.
+      style: 'modern'
       # How many CAPTCHA answers should Sonar prepare?
       # This task happens asynchronously in the background
       precompute: 500

common/src/main/resources/assets/config/fr.yml

@@ -109,6 +109,9 @@ verification:
       # Si l'image n'est pas trouvée, un bruit sera utilisé comme arrière-plan par défaut
       # Vous pouvez simplement mettre le nom du fichier ici si le fichier est dans le répertoire du plugin
       background: ''
+      # Style de la carte CAPTCHA (par défaut : 'moderne').
+      # Pour utiliser l'ancien design, mettez ce paramètre à 'legacy'.
+      style: 'modern'
       # Combien de réponses Sonar devrait-il préparer ?
       # Cette tâche se déroule de manière asynchrone en arrière-plan
       precompute: 500

common/src/main/resources/assets/config/ka.yml

@@ -85,16 +85,16 @@ verification:
       # ტიკების მაქსიმალური რაოდენობა რომელითაც მოთამაშე უნდა დაეცეს, რათა პლატფორმაზე დაცემა შეეძლოს. (20 ტიკი = 1 წამი)
       max-movement-ticks: 8
 
-    # Checks if the player is colliding with blocks spawned below them
+    # ამოწმებს, ეჯახება თუ არა მოთამაშე მათ ქვემოთ წარმოქმნილ ბლოკებს
     collision:
       # უნდა შეამოწმოს თუ არა Sonar-მა, ეტაკება თუ არა მოთამაშე ბლოკებს? (რეკომენდებულია)
       enabled: true
 
     # ამოწმებს, აგზავნის თუ არა კლიენტი შესაბამის პაკეტებს სატრანსპორტო საშუალებაზე დაჯდომის დროს
     vehicle:
-      # Should Sonar check if the player properly enters a boat?
+      # უნდა შეამოწმოს თუ არა სონარმა მოთამაშე სწორად შესული თუ არა ნავში?
       enabled: true
-      # Minimum number of packets sent by the client
+      # კლიენტის მიერ გაგზავნილი პაკეტების მინიმალური რაოდენობა
       minimum-packets: 2
 
     # დააწერინეთ მოთამაშეს კოდი ჩატში, რომელიც იქნება ნაჩვენები ვირტუალურ მაპზე, რომელიც ხელში ეჭირებათ
@@ -109,6 +109,9 @@ verification:
       # თუ გამოსახულება არ მოიძებნა, ფონად გამოყენებული იქნება noise ი
       # შეგიძლიათ უბრალოდ ჩაწეროთ ფაილის სახელი, თუ ის პლაგინის დირექტორიაშია
       background: ''
+      # რუკის სტილი CAPTCHA (ნაგულისხმევი: 'modern').
+      # ძველი დიზაინის გამოსაყენებლად დააყენეთ ეს 'legacy'.
+      style: 'modern'
       # რამდენი პასუხი უნდა მოამზადოს Sonar-მა?
       # ეს ხდება ასინქრონულად (ანუ ამის გამოთვლას სერვერი არ დაელოდება) უკანა ფონზე
       precompute: 500
@@ -144,8 +147,8 @@ verification:
     # დამატებით, შეიძლება გინდოდეთ შეამციროთ შესვლის სიხშირის ლიმიტი
     # რომელსაც ახორციელებს Velocity ან სხვა პროქსიები/პლაგინები, რადგან ეს შეიძლება ხელს უშლიდეს
     # მოთამაშის სწორად გადაყვანას
-    # If your server allows Bedrock players to join via Geyser, make sure to set up
-    # TransferTool for Geyser, so Bedrock players are redirected to the correct server.
+    # თუ თქვენი სერვერი საშუალებას აძლევს Bedrock მოთამაშეებს შეუერთდნენ Geyser-ის საშუალებით, დარწმუნდით, რომ დააყენეთ
+    # TransferTool Geyser-ისთვის, ასე რომ Bedrock მოთამაშეები გადამისამართდებიან სწორ სერვერზე.
     # https://github.com/onebeastchris/TransferTool
     enabled: false
     # რომელ სერვერზე უნდა გადაიყვანოს Sonar-მა მოთამაშე ვერიფიკაციის გავლის შემდეგ?
@@ -162,15 +165,15 @@ verification:
   # - CREATIVE: სიცოცხლის და საჭმლის მაჩვენებლები იშლება
   # - ADVENTURE: ყველა UI კომპონენტი ჩანს
   gamemode: ADVENTURE
-  # Daylight time in the verification world
-  # You can find all daylight times here:
+  # დღის განათება გადამოწმების სამყაროში
+  # აქ შეგიძლიათ იპოვოთ მთელი დღის დრო:
   # https://minecraft.wiki/w/Daylight_cycle
-  # This is only a visual setting and does not change the verification process!
-  # If this value is set to 1000, the packet will not be sent.
+  # ეს მხოლოდ ვიზუალური პარამეტრია და არ ცვლის გადამოწმების პროცესს!
+  # თუ ეს მნიშვნელობა დაყენებულია 1000-ზე, პაკეტი არ გაიგზავნება.
   time-of-day: 1000
-  # Sonar caches most packets it sends to the client, including the LoginSuccess packet.
-  # Which username should Sonar use for the LoginSuccess packet?
-  # The username will not be visible to the player without client modifications
+  # Sonar ინახავს პაკეტების უმეტესობას, რომლებსაც ის უგზავნის კლიენტს, მათ შორის LoginSuccess პაკეტს.
+  # რომელი მომხმარებლის სახელი უნდა გამოიყენოს Sonar-მა LoginSuccess პაკეტისთვის?
+  # მომხმარებლის სახელი არ იქნება ხილული მოთამაშისთვის კლიენტის ცვლილებების გარეშე
   cached-username: "Sonar"
   # ჩაიწეროს თუ არა Sonar-მა ახალი ვერიფიკაციის მცდელობები?
   log-connections: true

common/src/main/resources/assets/config/nl.yml

@@ -109,6 +109,9 @@ verification:
       # Als de afbeelding niet wordt gevonden, wordt er een ruis gebruikt als standaardachtergrond
       # U kunt eenvoudig de naam van het bestand hier plaatsen als het bestand zich in de plugin map bevindt
       background: ''
+      # Stijl van de CAPTCHA kaart (Standaard: 'modern').
+      # Om het oude ontwerp te gebruiken, stel je dit in op 'legacy'.
+      style: 'modern'
       # Hoeveel antwoorden moet Sonar voorbereiden?
       # Deze taak gebeurt asynchroon op de achtergrond
       precompute: 500

common/src/main/resources/assets/config/pl.yml

@@ -109,6 +109,9 @@ verification:
       # Jeśli obraz nie zostanie znaleziony, jako domyślne tło zostanie użyty szum
       # Możesz umieścić nazwę pliku tutaj, jeśli plik znajduje się w katalogu pluginu
       background: ''
+      # Styl mapy CAPTCHA (domyślnie: 'nowoczesny').
+      # Aby użyć starego projektu, ustaw to na 'legacy'.
+      style: 'modern'
       # Ile możliwych odpowiedzi powinien przygotować Sonar?
       # Zadanie to wykonywane jest asynchronicznie w tle
       precompute: 500

common/src/main/resources/assets/config/pt-br.yml

@@ -108,6 +108,9 @@ verification:
       # Se a imagem não for encontrada, um ruído será usado como fundo padrão.
       # Você pode colocar o nome do arquivo aqui se o arquivo estiver no diretório de plugins do Sonar
       background: ''
+      # Estilo do CAPTCHA do mapa (Padrão: 'modern').
+      # Para usar o design antigo, defina-o como 'legacy'.
+      style: 'modern'
       # Quantas respostas de CAPTCHA o Sonar deve preparar?
       # Esta tarefa acontece de forma assíncrona em segundo plano
       precompute: 500

common/src/main/resources/assets/config/ru.yml

@@ -108,6 +108,9 @@ verification:
       # Путь к фоновому изображению, которое использует Sonar для CAPTCHA
       # Если изображение не найдено, будет использован шум как фон по умолчанию
       background: ''
+      # Стиль капч (по умолчанию: 'modern').
+      # Чтобы использовать старый дизайн, установите значение 'legacy'.
+      style: 'modern'
       # Сколько капч должен подготовить Sonar?
       # Эта задача выполняется асинхронно в фоновом режиме
       precompute: 500

common/src/main/resources/assets/config/zh.yml

@@ -108,6 +108,9 @@ verification:
       # 如果未找到指定的图片, 则自动通过噪音生成一个随机的背景图片.
       # 如果图片在该插件的配置文件夹下, 则可以简单地输入图片的文件名.
       background: ''
+      # 地图验证码的风格（默认：'modern'）.
+      # 要使用旧设计, 请将其设置为 'legacy'.
+      style: 'modern'
       # Sonar 应该一次准备多少个验证码?
       precompute: 500
       # Sonar 应该给玩家多少时间完成验证码?

gradle.properties

@@ -1,3 +1,3 @@
 group=xyz.jonesdev
-version=2.1.24
+version=2.1.27
 description=A lightweight, effective, and easy-to-use anti-bot plugin for Velocity, BungeeCord, and Bukkit.

gradle/libs.versions.toml

@@ -1,5 +1,5 @@
 [versions]
-netty = "4.1.117.Final"
+netty = "4.1.119.Final"
 adventure = "4.18.0"
 adventure-platform = "4.3.4"
 bstats = "3.1.0"