Release 2.1.31 (#475)

Bumps [io.netty:netty-all](https://github.com/netty/netty) from 4.1.119.Final to 4.2.1.Final.
- [Commits](https://github.com/netty/netty/compare/netty-4.1.119.Final...netty-4.2.1.Final)

---
updated-dependencies:
- dependency-name: io.netty:netty-all
  dependency-version: 4.2.1.Final
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

.github/README.md

@@ -53,6 +53,10 @@ Massive thanks to the sponsors of Sonar who help keep this project running:
 
 <a href="https://github.com/Hydoxl"><img src="https://images.weserv.nl/?url=avatars.githubusercontent.com/u/107579333?v=4&h=50&w=50&fit=cover&mask=circle&maxage=7d" alt="logo" align="center"></a>
 
+### Past Sponsors
+
+<a href="https://github.com/ItzErpandX"><img src="https://images.weserv.nl/?url=avatars.githubusercontent.com/u/84748484?v=4?s=400?v=4&h=50&w=50&fit=cover&mask=circle&maxage=7d" alt="logo" align="center"></a>
+
 ## Building
 If you want to build your own version of Sonar, please take a look at the [Sonar building documentation](https://docs.jonesdev.xyz/development/building).
 <br>

.github/workflows/gradle.yml

@@ -29,10 +29,11 @@ jobs:
           java-version: '17'
           distribution: 'temurin'
 
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@v4
+
       - name: Build with Gradle
-        uses: gradle/gradle-build-action@v3
-        with:
-          arguments: build-sonar
+        run: ./gradlew build-sonar
 
       - name: Upload Bukkit Artifact
         uses: actions/upload-artifact@v4

api/src/main/java/xyz/jonesdev/sonar/api/fallback/protocol/ProtocolVersion.java

@@ -70,7 +70,8 @@ public enum ProtocolVersion {
   MINECRAFT_1_20_5(766, "1.20.5"),
   MINECRAFT_1_21(767, "1.21"),
   MINECRAFT_1_21_2(768, "1.21.2"),
-  MINECRAFT_1_21_4(769, "1.21.4");
+  MINECRAFT_1_21_4(769, "1.21.4"),
+  MINECRAFT_1_21_5(770, "1.21.5");
 
   private final int protocol;
   private final String name;

api/src/main/java/xyz/jonesdev/sonar/api/notification/ActionBarNotificationHandler.java

@@ -33,8 +33,8 @@ import static xyz.jonesdev.sonar.api.profiler.SimpleProcessProfiler.*;
 import static xyz.jonesdev.sonar.api.timer.SystemTimer.DATE_FORMATTER;
 
 @Getter
-public final class ActionBarNotificationHandler extends NotificationHandler {
-  private int animationIndex;
+public class ActionBarNotificationHandler extends NotificationHandler {
+  protected int animationIndex;
 
   @Override
   public void handleNotification() {

bukkit/src/main/java/xyz/jonesdev/sonar/bukkit/fallback/FallbackBukkitInboundHandler.java

@@ -122,6 +122,7 @@ final class FallbackBukkitInboundHandler extends FallbackInboundHandlerAdapter {
             updateRegistry(FallbackPacketRegistry.LOGIN, Objects.requireNonNull(protocolVersion));
             break;
           default:
+            byteBuf.release();
             throw ProtocolUtil.DEBUG ? new DecoderException("Bad handshake intent " + handshake.getIntent())
               : QuietDecoderException.INSTANCE;
         }
@@ -146,6 +147,8 @@ final class FallbackBukkitInboundHandler extends FallbackInboundHandlerAdapter {
 
       byteBuf.readerIndex(originalReaderIndex);
       ctx.fireChannelRead(byteBuf);
+    } else {
+      ctx.fireChannelRead(msg);
     }
   }
 }

captcha/build.gradle.kts

@@ -2,6 +2,6 @@ dependencies {
   compileOnly(project(":api"))
   compileOnly(rootProject.libs.imagefilters)
 
-  testCompileOnly(project(":api"))
-  testCompileOnly(rootProject.libs.imagefilters)
+  testImplementation(project(":api"))
+  testImplementation(rootProject.libs.imagefilters)
 }

captcha/src/main/java/xyz/jonesdev/sonar/captcha/StandardCaptchaGenerator.java

@@ -109,12 +109,12 @@ public final class StandardCaptchaGenerator implements CaptchaGenerator {
     // Randomize the colors for the gradient effect
     for (int i = 0; i < COLORS.length; i++) {
       final float random = 0.9f + RANDOM.nextFloat() * 0.1f;
-      COLORS[i] = Color.getHSBColor(RANDOM.nextFloat(), random, random);
+      COLORS[i] = Color.getHSBColor(RANDOM.nextFloat(), random * 0.8f, random);
     }
 
     // Apply the random gradient effect
     graphics.setPaint(new LinearGradientPaint(0, 0, width, height,
-      COLOR_FRACTIONS, COLORS, MultipleGradientPaint.CycleMethod.REFLECT));
+      COLOR_FRACTIONS, COLORS, MultipleGradientPaint.CycleMethod.REPEAT));
   }
 
   private void drawCharacters(final @NotNull Graphics2D graphics,

common/src/main/java/xyz/jonesdev/sonar/common/fallback/FallbackUserWrapper.java

@@ -96,6 +96,12 @@ public final class FallbackUserWrapper implements FallbackUser {
         return;
       }
 
+      // How? Is there some kind of de-sync or race condition?
+      if (channel.pipeline().context(FALLBACK_FRAME_ENCODER) != null) {
+        channel.close(); // Nope ¯\_(ツ)_/¯
+        return;
+      }
+
       // Mark the player as connected by caching them in a map of verifying players
       Sonar.get0().getFallback().getConnected().compute(inetAddress, (__, v) -> true);
 

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

@@ -66,7 +66,7 @@ public enum FallbackPacketRegistry {
       clientbound.register(DisconnectPacket.class, DisconnectPacket::new,
         map(0x01, MINECRAFT_1_20_2, true),
         map(0x02, MINECRAFT_1_20_5, true));
-      clientbound.register(FinishConfigurationPacket.class, FinishConfigurationPacket::new,
+      clientbound.register(FinishConfigurationPacket.class, () -> FinishConfigurationPacket.INSTANCE,
         map(0x02, MINECRAFT_1_20_2, true),
         map(0x03, MINECRAFT_1_20_5, true));
       clientbound.register(KeepAlivePacket.class, KeepAlivePacket::new,
@@ -81,7 +81,7 @@ public enum FallbackPacketRegistry {
       serverbound.register(PluginMessagePacket.class, PluginMessagePacket::new,
         map(0x01, MINECRAFT_1_20_2, false),
         map(0x02, MINECRAFT_1_20_5, false));
-      serverbound.register(FinishConfigurationPacket.class, FinishConfigurationPacket::new,
+      serverbound.register(FinishConfigurationPacket.class, () -> FinishConfigurationPacket.INSTANCE,
         map(0x02, MINECRAFT_1_20_2, false),
         map(0x03, MINECRAFT_1_20_5, false));
       serverbound.register(KeepAlivePacket.class, KeepAlivePacket::new,
@@ -106,7 +106,8 @@ public enum FallbackPacketRegistry {
         map(0x28, MINECRAFT_1_19_4, true),
         map(0x29, MINECRAFT_1_20_2, true),
         map(0x2B, MINECRAFT_1_20_5, true),
-        map(0x2C, MINECRAFT_1_21_2, true));
+        map(0x2C, MINECRAFT_1_21_2, true),
+        map(0x2B, MINECRAFT_1_21_5, true));
       clientbound.register(KeepAlivePacket.class, KeepAlivePacket::new,
         map(0x00, MINECRAFT_1_7_2, true),
         map(0x1F, MINECRAFT_1_9, true),
@@ -122,7 +123,8 @@ public enum FallbackPacketRegistry {
         map(0x23, MINECRAFT_1_19_4, true),
         map(0x24, MINECRAFT_1_20_2, true),
         map(0x26, MINECRAFT_1_20_5, true),
-        map(0x27, MINECRAFT_1_21_2, true));
+        map(0x27, MINECRAFT_1_21_2, true),
+        map(0x26, MINECRAFT_1_21_5, true));
       clientbound.register(DisconnectPacket.class, DisconnectPacket::new,
         map(0x40, MINECRAFT_1_7_2, true),
         map(0x1A, MINECRAFT_1_9, true),
@@ -137,7 +139,8 @@ public enum FallbackPacketRegistry {
         map(0x17, MINECRAFT_1_19_3, true),
         map(0x1A, MINECRAFT_1_19_4, true),
         map(0x1B, MINECRAFT_1_20_2, true),
-        map(0x1D, MINECRAFT_1_20_5, true));
+        map(0x1D, MINECRAFT_1_20_5, true),
+        map(0x1C, MINECRAFT_1_21_5, true));
       clientbound.register(SetPlayerPositionRotationPacket.class, SetPlayerPositionRotationPacket::new,
         map(0x08, MINECRAFT_1_7_2, true),
         map(0x2E, MINECRAFT_1_9, true),
@@ -154,7 +157,8 @@ public enum FallbackPacketRegistry {
         map(0x3C, MINECRAFT_1_19_4, true),
         map(0x3E, MINECRAFT_1_20_2, true),
         map(0x40, MINECRAFT_1_20_5, true),
-        map(0x42, MINECRAFT_1_21_2, true));
+        map(0x42, MINECRAFT_1_21_2, true),
+        map(0x41, MINECRAFT_1_21_5, true));
       clientbound.register(PlayerAbilitiesPacket.class, PlayerAbilitiesPacket::new,
         map(0x39, MINECRAFT_1_7_2, true),
         map(0x2B, MINECRAFT_1_9, true),
@@ -171,7 +175,8 @@ public enum FallbackPacketRegistry {
         map(0x34, MINECRAFT_1_19_4, true),
         map(0x36, MINECRAFT_1_20_2, true),
         map(0x38, MINECRAFT_1_20_5, true),
-        map(0x3A, MINECRAFT_1_21_2, true));
+        map(0x3A, MINECRAFT_1_21_2, true),
+        map(0x39, MINECRAFT_1_21_5, true));
       clientbound.register(ChunkDataPacket.class, ChunkDataPacket::new,
         map(0x21, MINECRAFT_1_7_2, true),
         map(0x20, MINECRAFT_1_9, true),
@@ -187,7 +192,8 @@ public enum FallbackPacketRegistry {
         map(0x24, MINECRAFT_1_19_4, true),
         map(0x25, MINECRAFT_1_20_2, true),
         map(0x27, MINECRAFT_1_20_5, true),
-        map(0x28, MINECRAFT_1_21_2, true));
+        map(0x28, MINECRAFT_1_21_2, true),
+        map(0x27, MINECRAFT_1_21_5, true));
       clientbound.register(RemoveEntitiesPacket.class, RemoveEntitiesPacket::new,
         map(0x13, MINECRAFT_1_7_2, true),
         map(0x30, MINECRAFT_1_9, true),
@@ -206,7 +212,8 @@ public enum FallbackPacketRegistry {
         map(0x3E, MINECRAFT_1_19_4, true),
         map(0x40, MINECRAFT_1_20_2, true),
         map(0x42, MINECRAFT_1_20_5, true),
-        map(0x47, MINECRAFT_1_21_2, true));
+        map(0x47, MINECRAFT_1_21_2, true),
+        map(0x46, MINECRAFT_1_21_5, true));
       clientbound.register(SetPassengersPacket.class, SetPassengersPacket::new,
         map(0x1B, MINECRAFT_1_7_2, true),
         map(0x40, MINECRAFT_1_9, true),
@@ -222,22 +229,8 @@ public enum FallbackPacketRegistry {
         map(0x5B, MINECRAFT_1_20_2, true),
         map(0x5D, MINECRAFT_1_20_3, true),
         map(0x5F, MINECRAFT_1_20_5, true),
-        map(0x65, MINECRAFT_1_21_2, true));
-      clientbound.register(VehicleMovePacket.class, VehicleMovePacket::new,
-        map(0x29, MINECRAFT_1_9, true),
-        map(0x2B, MINECRAFT_1_13, true),
-        map(0x2C, MINECRAFT_1_14, true),
-        map(0x2D, MINECRAFT_1_15, true),
-        map(0x2C, MINECRAFT_1_16, true),
-        map(0x2B, MINECRAFT_1_16_2, true),
-        map(0x2C, MINECRAFT_1_17, true),
-        map(0x29, MINECRAFT_1_19, true),
-        map(0x2B, MINECRAFT_1_19_1, true),
-        map(0x2A, MINECRAFT_1_19_3, true),
-        map(0x2E, MINECRAFT_1_19_4, true),
-        map(0x2F, MINECRAFT_1_20_2, true),
-        map(0x31, MINECRAFT_1_20_5, true),
-        map(0x33, MINECRAFT_1_21_2, true));
+        map(0x65, MINECRAFT_1_21_2, true),
+        map(0x64, MINECRAFT_1_21_5, true));
       clientbound.register(SpawnEntityPacket.class, SpawnEntityPacket::new,
         map(0x0E, MINECRAFT_1_7_2, true),
         map(0x00, MINECRAFT_1_9, true),
@@ -257,7 +250,8 @@ public enum FallbackPacketRegistry {
         map(0x45, MINECRAFT_1_20_2, true),
         map(0x47, MINECRAFT_1_20_3, true),
         map(0x49, MINECRAFT_1_20_5, true),
-        map(0x4E, MINECRAFT_1_21_2, true));
+        map(0x4E, MINECRAFT_1_21_2, true),
+        map(0x4D, MINECRAFT_1_21_5, true));
       clientbound.register(TransactionPacket.class, TransactionPacket::new,
         map(0x32, MINECRAFT_1_7_2, true),
         map(0x11, MINECRAFT_1_9, true),
@@ -272,7 +266,8 @@ public enum FallbackPacketRegistry {
         map(0x32, MINECRAFT_1_19_4, true),
         map(0x33, MINECRAFT_1_20_2, true),
         map(0x35, MINECRAFT_1_20_5, true),
-        map(0x37, MINECRAFT_1_21_2, true));
+        map(0x37, MINECRAFT_1_21_2, true),
+        map(0x36, MINECRAFT_1_21_5, true));
       clientbound.register(SetDefaultSpawnPositionPacket.class, SetDefaultSpawnPositionPacket::new,
         map(0x05, MINECRAFT_1_7_2, true),
         map(0x43, MINECRAFT_1_9, true),
@@ -290,7 +285,8 @@ public enum FallbackPacketRegistry {
         map(0x52, MINECRAFT_1_20_2, true),
         map(0x54, MINECRAFT_1_20_3, true),
         map(0x56, MINECRAFT_1_20_5, true),
-        map(0x5B, MINECRAFT_1_21_2, true));
+        map(0x5B, MINECRAFT_1_21_2, true),
+        map(0x5A, MINECRAFT_1_21_5, true));
       clientbound.register(MapDataPacket.class, MapDataPacket::new,
         map(0x34, MINECRAFT_1_7_2, true),
         map(0x24, MINECRAFT_1_9, true),
@@ -305,7 +301,8 @@ public enum FallbackPacketRegistry {
         map(0x29, MINECRAFT_1_19_4, true),
         map(0x2A, MINECRAFT_1_20_2, true),
         map(0x2C, MINECRAFT_1_20_5, true),
-        map(0x2D, MINECRAFT_1_21_2, true));
+        map(0x2D, MINECRAFT_1_21_2, true),
+        map(0x2C, MINECRAFT_1_21_5, true));
       clientbound.register(SetContainerSlotPacket.class, SetContainerSlotPacket::new,
         map(0x2F, MINECRAFT_1_7_2, true),
         map(0x16, MINECRAFT_1_9, true),
@@ -318,7 +315,8 @@ public enum FallbackPacketRegistry {
         map(0x13, MINECRAFT_1_19, true),
         map(0x12, MINECRAFT_1_19_3, true),
         map(0x14, MINECRAFT_1_19_4, true),
-        map(0x15, MINECRAFT_1_20_2, true));
+        map(0x15, MINECRAFT_1_20_2, true),
+        map(0x14, MINECRAFT_1_21_5, true));
       clientbound.register(SetExperiencePacket.class, SetExperiencePacket::new,
         map(0x1F, MINECRAFT_1_7_2, true),
         map(0x3D, MINECRAFT_1_9, true),
@@ -334,7 +332,8 @@ public enum FallbackPacketRegistry {
         map(0x58, MINECRAFT_1_20_2, true),
         map(0x5A, MINECRAFT_1_20_3, true),
         map(0x5C, MINECRAFT_1_20_5, true),
-        map(0x61, MINECRAFT_1_21_2, true));
+        map(0x61, MINECRAFT_1_21_2, true),
+        map(0x60, MINECRAFT_1_21_5, true));
       clientbound.register(SystemChatPacket.class, SystemChatPacket::new,
         map(0x02, MINECRAFT_1_7_2, true),
         map(0x0F, MINECRAFT_1_9, true),
@@ -349,11 +348,13 @@ public enum FallbackPacketRegistry {
         map(0x67, MINECRAFT_1_20_2, true),
         map(0x69, MINECRAFT_1_20_3, true),
         map(0x6C, MINECRAFT_1_20_5, true),
-        map(0x73, MINECRAFT_1_21_2, true));
+        map(0x73, MINECRAFT_1_21_2, true),
+        map(0x72, MINECRAFT_1_21_5, true));
       clientbound.register(GameEventPacket.class, GameEventPacket::new,
         map(0x20, MINECRAFT_1_20_3, true),
         map(0x22, MINECRAFT_1_20_5, true),
-        map(0x23, MINECRAFT_1_21_2, true));
+        map(0x23, MINECRAFT_1_21_2, true),
+        map(0x22, MINECRAFT_1_21_5, true));
       clientbound.register(TransferPacket.class, TransferPacket::new,
         map(0x73, MINECRAFT_1_20_5, true),
         map(0x7A, MINECRAFT_1_21_2, true));
@@ -374,7 +375,8 @@ public enum FallbackPacketRegistry {
         map(0x4F, MINECRAFT_1_20_2, true),
         map(0x51, MINECRAFT_1_20_3, true),
         map(0x53, MINECRAFT_1_20_5, true),
-        map(0x63, MINECRAFT_1_21_2, true));
+        map(0x63, MINECRAFT_1_21_2, true),
+        map(0x62, MINECRAFT_1_21_5, true));
       clientbound.register(EntityAnimationPacket.class, EntityAnimationPacket::new,
         map(0x0B, MINECRAFT_1_7_2, true),
         map(0x06, MINECRAFT_1_9, true),
@@ -382,7 +384,8 @@ public enum FallbackPacketRegistry {
         map(0x06, MINECRAFT_1_17, true),
         map(0x03, MINECRAFT_1_19, true),
         map(0x04, MINECRAFT_1_19_4, true),
-        map(0x03, MINECRAFT_1_20_2, true));
+        map(0x03, MINECRAFT_1_20_2, true),
+        map(0x02, MINECRAFT_1_21_5, true));
       clientbound.register(UpdateTimePacket.class, UpdateTimePacket::new,
         map(0x03, MINECRAFT_1_7_2, true),
         map(0x44, MINECRAFT_1_9, true),
@@ -400,7 +403,8 @@ public enum FallbackPacketRegistry {
         map(0x60, MINECRAFT_1_20_2, true),
         map(0x62, MINECRAFT_1_20_3, true),
         map(0x64, MINECRAFT_1_20_5, true),
-        map(0x6B, MINECRAFT_1_21_2, true));
+        map(0x6B, MINECRAFT_1_21_2, true),
+        map(0x6A, MINECRAFT_1_21_5, true));
 
       serverbound.register(ClientTickEndPacket.class, ClientTickEndPacket::new,
         map(0x0B, MINECRAFT_1_21_2, false));
@@ -625,7 +629,8 @@ public enum FallbackPacketRegistry {
         map(0x33, MINECRAFT_1_20_3, false),
         map(0x36, MINECRAFT_1_20_5, false),
         map(0x38, MINECRAFT_1_21_2, false),
-        map(0x3A, MINECRAFT_1_21_4, false));
+        map(0x3A, MINECRAFT_1_21_4, false),
+        map(0x3B, MINECRAFT_1_21_5, false));
     }
   };
 

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

@@ -35,7 +35,6 @@ import xyz.jonesdev.sonar.common.fallback.protocol.dimension.DimensionRegistry;
 import xyz.jonesdev.sonar.common.fallback.protocol.dimension.DimensionType;
 import xyz.jonesdev.sonar.common.fallback.protocol.entity.EntityType;
 import xyz.jonesdev.sonar.common.fallback.protocol.item.ItemType;
-import xyz.jonesdev.sonar.common.fallback.protocol.packets.configuration.FinishConfigurationPacket;
 import xyz.jonesdev.sonar.common.fallback.protocol.packets.configuration.RegistryDataPacket;
 import xyz.jonesdev.sonar.common.fallback.protocol.packets.login.LoginSuccessPacket;
 import xyz.jonesdev.sonar.common.fallback.protocol.packets.play.*;
@@ -77,8 +76,18 @@ public class FallbackPreparer {
   public final FallbackPacket NO_MOVE_ABILITIES_BEDROCK = new PlayerAbilitiesPacket(0x06, 0, 0);
   public final FallbackPacket CAPTCHA_POSITION = new FallbackPacketSnapshot(new SetPlayerPositionRotationPacket(
     SPAWN_X_POSITION, 10000, SPAWN_Z_POSITION, 0, 90, 0, 0, false, false, true));
-  public final FallbackPacket EMPTY_CHUNK_DATA = new FallbackPacketSnapshot(new ChunkDataPacket(0, 0));
-  public final FallbackPacket FINISH_CONFIGURATION = new FinishConfigurationPacket();
+  // I think the people working at Microsoft are actually the *real* ultimate trolls of the internet!
+  public final FallbackPacket[] EMPTY_CHUNK_DATA = new FallbackPacket[]{
+    new FallbackPacketSnapshot(new ChunkDataPacket(0, 0)),
+    new FallbackPacketSnapshot(new ChunkDataPacket(0, 1)),
+    new FallbackPacketSnapshot(new ChunkDataPacket(0, -1)),
+    new FallbackPacketSnapshot(new ChunkDataPacket(1, 0)),
+    new FallbackPacketSnapshot(new ChunkDataPacket(1, 1)),
+    new FallbackPacketSnapshot(new ChunkDataPacket(1, -1)),
+    new FallbackPacketSnapshot(new ChunkDataPacket(-1, 0)),
+    new FallbackPacketSnapshot(new ChunkDataPacket(-1, 1)),
+    new FallbackPacketSnapshot(new ChunkDataPacket(-1, -1))
+  };
   public final FallbackPacket PRE_JOIN_KEEP_ALIVE = new FallbackPacketSnapshot(new KeepAlivePacket(PRE_JOIN_KEEP_ALIVE_ID));
   public final FallbackPacket[] REGISTRY_SYNC_1_20 = new FallbackPacket[] {
     new FallbackPacketSnapshot(new RegistryDataPacket(DimensionRegistry.CODEC_1_20, null, null))};
@@ -86,6 +95,7 @@ public class FallbackPreparer {
   public final FallbackPacket[] REGISTRY_SYNC_1_21 = RegistryDataPacket.of(DimensionRegistry.CODEC_1_21);
   public final FallbackPacket[] REGISTRY_SYNC_1_21_2 = RegistryDataPacket.of(DimensionRegistry.CODEC_1_21_2);
   public final FallbackPacket[] REGISTRY_SYNC_1_21_4 = RegistryDataPacket.of(DimensionRegistry.CODEC_1_21_4);
+  public final FallbackPacket[] REGISTRY_SYNC_1_21_5 = RegistryDataPacket.of(DimensionRegistry.CODEC_1_21_5);
   public final FallbackPacket START_WRITING_CHUNKS = new GameEventPacket(13, 0);
   public final static FallbackPacket INVALID_HELD_ITEM_SLOT = new SetHeldItemPacket(-1);
   public final FallbackPacket RANDOM_KEEP_ALIVE = new FallbackPacketSnapshot(new KeepAlivePacket(RANDOM.nextInt()));
@@ -276,7 +286,9 @@ public class FallbackPreparer {
   }
 
   public static FallbackPacket[] getRegistryPackets(final @NotNull ProtocolVersion protocolVersion) {
-    if (protocolVersion.greaterThanOrEquals(ProtocolVersion.MINECRAFT_1_21_4)) {
+    if (protocolVersion.greaterThanOrEquals(ProtocolVersion.MINECRAFT_1_21_5)) {
+      return REGISTRY_SYNC_1_21_5;
+    } else if (protocolVersion.greaterThanOrEquals(ProtocolVersion.MINECRAFT_1_21_4)) {
       return REGISTRY_SYNC_1_21_4;
     } else if (protocolVersion.greaterThanOrEquals(ProtocolVersion.MINECRAFT_1_21_2)) {
       return REGISTRY_SYNC_1_21_2;

common/src/main/java/xyz/jonesdev/sonar/common/fallback/protocol/block/BlockType.java

@@ -72,7 +72,10 @@ public enum BlockType {
     if (protocolVersion.lessThanOrEquals(MINECRAFT_1_21_2)) {
       return 7619;
     }
-    return 8163;
+    if (protocolVersion.lessThanOrEquals(MINECRAFT_1_21_4)) {
+      return 8163;
+    }
+    return 8173;
   }, protocolVersion -> (double) 0.75f),
   TRAPDOOR(protocolVersion -> {
     // We have to use wooden trapdoors for 1.7 since 1.7 doesn't have iron trapdoors
@@ -118,7 +121,10 @@ public enum BlockType {
     if (protocolVersion.lessThanOrEquals(MINECRAFT_1_21_2)) {
       return 10749;
     }
-    return 11293;
+    if (protocolVersion.lessThanOrEquals(MINECRAFT_1_21_4)) {
+      return 11293;
+    }
+    return 11303;
   }, protocolVersion -> 0.1875),
   END_PORTAL_FRAME(protocolVersion -> {
     if (protocolVersion.lessThanOrEquals(MINECRAFT_1_12_2)) {
@@ -157,7 +163,10 @@ public enum BlockType {
     if (protocolVersion.lessThanOrEquals(MINECRAFT_1_21_2)) {
       return 7644;
     }
-    return 8185;
+    if (protocolVersion.lessThanOrEquals(MINECRAFT_1_21_4)) {
+      return 8185;
+    }
+    return 8195;
   }, protocolVersion -> 0.8125),
   DAYLIGHT_SENSOR(protocolVersion -> {
     if (protocolVersion.lessThanOrEquals(MINECRAFT_1_12_2)) {
@@ -199,7 +208,10 @@ public enum BlockType {
     if (protocolVersion.lessThanOrEquals(MINECRAFT_1_21_2)) {
       return 9462;
     }
-    return 10006;
+    if (protocolVersion.lessThanOrEquals(MINECRAFT_1_21_4)) {
+      return 10006;
+    }
+    return 10016;
   }, protocolVersion -> 0.375),
   COBBLESTONE_WALL(protocolVersion -> {
     if (protocolVersion.lessThanOrEquals(MINECRAFT_1_12_2)) {
@@ -238,7 +250,10 @@ public enum BlockType {
     if (protocolVersion.lessThanOrEquals(MINECRAFT_1_21_2)) {
       return 8152;
     }
-    return 8696;
+    if (protocolVersion.lessThanOrEquals(MINECRAFT_1_21_4)) {
+      return 8696;
+    }
+    return 8706;
   }, protocolVersion -> 1.5),
   STONE_SLABS(protocolVersion -> {
     if (protocolVersion.lessThanOrEquals(MINECRAFT_1_12_2)) {
@@ -280,7 +295,10 @@ public enum BlockType {
     if (protocolVersion.lessThanOrEquals(MINECRAFT_1_21_2)) {
       return 11566;
     }
-    return 12110;
+    if (protocolVersion.lessThanOrEquals(MINECRAFT_1_21_4)) {
+      return 12110;
+    }
+    return 12120;
   }, protocolVersion -> 0.5),
   WHITE_CARPET(protocolVersion -> {
     if (protocolVersion.lessThanOrEquals(MINECRAFT_1_12_2)) {
@@ -322,7 +340,10 @@ public enum BlockType {
     if (protocolVersion.lessThanOrEquals(MINECRAFT_1_21_2)) {
       return 11063;
     }
-    return 11607;
+    if (protocolVersion.lessThanOrEquals(MINECRAFT_1_21_4)) {
+      return 11607;
+    }
+    return 11617;
   }, protocolVersion -> protocolVersion.compareTo(MINECRAFT_1_8) < 0 ? 0 : 0.0625);
 
   private final Function<ProtocolVersion, Integer> id;

common/src/main/java/xyz/jonesdev/sonar/common/fallback/protocol/dimension/DimensionRegistry.java

@@ -39,6 +39,7 @@ public final class DimensionRegistry {
   public final CompoundBinaryTag CODEC_1_21;
   public final CompoundBinaryTag CODEC_1_21_2;
   public final CompoundBinaryTag CODEC_1_21_4;
+  public final CompoundBinaryTag CODEC_1_21_5;
 
   static {
     CODEC_1_16 = getCodec("codec_1_16.nbt");
@@ -52,6 +53,7 @@ public final class DimensionRegistry {
     CODEC_1_21 = getCodec("codec_1_21.nbt");
     CODEC_1_21_2 = getCodec("codec_1_21_2.nbt");
     CODEC_1_21_4 = getCodec("codec_1_21_4.nbt");
+    CODEC_1_21_5 = getCodec("codec_1_21_5.nbt");
   }
 
   private @NotNull CompoundBinaryTag getCodec(final @NotNull String fileName) {

common/src/main/java/xyz/jonesdev/sonar/common/fallback/protocol/item/ItemType.java

@@ -73,8 +73,19 @@ public enum ItemType {
     if (protocolVersion.lessThanOrEquals(MINECRAFT_1_21_2)) {
       return 1022;
     }
-    return 1031;
-  }, protocolVersion -> protocolVersion.greaterThanOrEquals(MINECRAFT_1_21_2) ? 36 : 26);
+    if (protocolVersion.lessThanOrEquals(MINECRAFT_1_21_4)) {
+      return 1031;
+    }
+    return 1042;
+  }, protocolVersion -> {
+    if (protocolVersion.lessThanOrEquals(MINECRAFT_1_21)) {
+      return 26;
+    }
+    if (protocolVersion.lessThanOrEquals(MINECRAFT_1_21_4)) {
+      return 36;
+    }
+    return 37;
+  });
 
   private final Function<ProtocolVersion, Integer> id;
   private final Function<ProtocolVersion, Integer> components;

common/src/main/java/xyz/jonesdev/sonar/common/fallback/protocol/packets/configuration/FinishConfigurationPacket.java

@@ -18,10 +18,14 @@
 package xyz.jonesdev.sonar.common.fallback.protocol.packets.configuration;
 
 import io.netty.buffer.ByteBuf;
+import lombok.AccessLevel;
+import lombok.NoArgsConstructor;
 import xyz.jonesdev.sonar.api.fallback.protocol.ProtocolVersion;
 import xyz.jonesdev.sonar.common.fallback.protocol.FallbackPacket;
 
+@NoArgsConstructor(access = AccessLevel.PRIVATE)
 public final class FinishConfigurationPacket implements FallbackPacket {
+  public static final FinishConfigurationPacket INSTANCE = new FinishConfigurationPacket();
 
   @Override
   public void encode(final ByteBuf byteBuf, final ProtocolVersion protocolVersion) {

common/src/main/java/xyz/jonesdev/sonar/common/fallback/protocol/packets/play/ChunkDataPacket.java

@@ -60,15 +60,26 @@ public final class ChunkDataPacket implements FallbackPacket {
     }
 
     if (protocolVersion.greaterThanOrEquals(ProtocolVersion.MINECRAFT_1_14)) {
-      final long[] motionBlockingData = new long[protocolVersion.lessThan(ProtocolVersion.MINECRAFT_1_18) ? 36 : 37];
-      final CompoundBinaryTag motionBlockingTag = CompoundBinaryTag.builder()
-        .put("MOTION_BLOCKING", LongArrayBinaryTag.longArrayBinaryTag(motionBlockingData))
-        .build();
-      final CompoundBinaryTag rootTag = CompoundBinaryTag.builder()
-        .put("root", motionBlockingTag)
-        .build();
+      if (protocolVersion.greaterThanOrEquals(ProtocolVersion.MINECRAFT_1_21_5)) {
+        // In 1.21.5. They changed to List<EnumMap<Heightmap.Type, long[]>>
+        ProtocolUtil.writeVarInt(byteBuf, 1); // List size
+        ProtocolUtil.writeVarInt(byteBuf, 4); // Ordinal of MOTION_BLOCKING
+        // Write long array
+        ProtocolUtil.writeVarInt(byteBuf, 37);
+        for (int i = 0; i < 37; i++) {
+          byteBuf.writeLong(0);
+        }
+      } else { // Nbt for older version
+        final long[] motionBlockingData = new long[protocolVersion.lessThan(ProtocolVersion.MINECRAFT_1_18) ? 36 : 37];
+        final CompoundBinaryTag motionBlockingTag = CompoundBinaryTag.builder()
+          .put("MOTION_BLOCKING", LongArrayBinaryTag.longArrayBinaryTag(motionBlockingData))
+          .build();
+        final CompoundBinaryTag rootTag = CompoundBinaryTag.builder()
+          .put("root", motionBlockingTag)
+          .build();
 
-      ProtocolUtil.writeBinaryTag(byteBuf, protocolVersion, rootTag);
+        ProtocolUtil.writeBinaryTag(byteBuf, protocolVersion, rootTag);
+      }
 
       if (protocolVersion.inBetween(ProtocolVersion.MINECRAFT_1_15, ProtocolVersion.MINECRAFT_1_17_1)) {
         if (protocolVersion.greaterThanOrEquals(ProtocolVersion.MINECRAFT_1_16_2)) {
@@ -95,7 +106,12 @@ public final class ChunkDataPacket implements FallbackPacket {
     } else if (protocolVersion.lessThan(ProtocolVersion.MINECRAFT_1_18)) {
       ProtocolUtil.writeVarInt(byteBuf, 0);
     } else {
-      final byte[] sectionData = new byte[]{0, 0, 0, 0, 0, 0, 1, 0};
+      // nonEmptyBlockCount. short occupies 2 bytes.
+      // SingularPalette (byte) + id (varint) + long array with size (older)
+      // Since 1.21.5. The length of the long array of PaletteStorage no longer depends on the VarInt in the packet
+      // SingularPalette doesn't need to read any additional long array.
+      // So we'll remove suffix 0 as array length here. The cost of writing a palette has been reduced from 3 to 2 bytes.
+      final byte[] sectionData = protocolVersion.lessThan(ProtocolVersion.MINECRAFT_1_21_5) ? new byte[]{0, 0, 0, 0, 0, 0, 1, 0} : new byte[]{0, 0, 0, 0, 0, 1};
       int count = 24;
       ProtocolUtil.writeVarInt(byteBuf, sectionData.length * count);
 

common/src/main/java/xyz/jonesdev/sonar/common/fallback/protocol/packets/play/PluginMessagePacket.java

@@ -67,6 +67,6 @@ public final class PluginMessagePacket implements FallbackPacket {
 
   @Override
   public int expectedMaxLength(final ProtocolVersion protocolVersion) {
-    return 0xFFF; // strict size limit
+    return Short.MAX_VALUE; // vanilla size limit
   }
 }

common/src/main/java/xyz/jonesdev/sonar/common/fallback/protocol/packets/play/SystemChatPacket.java

@@ -118,6 +118,10 @@ public final class SystemChatPacket implements FallbackPacket {
         ProtocolUtil.readVarInt(byteBuf);
         final byte[] bytes = new byte[DIV_FLOOR];
         byteBuf.readBytes(bytes);
+
+        if (protocolVersion.greaterThanOrEquals(ProtocolVersion.MINECRAFT_1_21_5)) {
+          byteBuf.readByte(); // Check sum
+        }
       }
     }
   }

common/src/main/java/xyz/jonesdev/sonar/common/fallback/protocol/packets/play/VehicleMovePacket.java

@@ -37,11 +37,7 @@ public final class VehicleMovePacket implements FallbackPacket {
 
   @Override
   public void encode(final @NotNull ByteBuf byteBuf, final ProtocolVersion protocolVersion) throws Exception {
-    byteBuf.writeDouble(x);
-    byteBuf.writeDouble(y);
-    byteBuf.writeDouble(z);
-    byteBuf.writeFloat(yaw);
-    byteBuf.writeFloat(pitch);
+    throw new UnsupportedOperationException();
   }
 
   @Override

common/src/main/java/xyz/jonesdev/sonar/common/fallback/verification/FallbackGravityHandler.java

@@ -64,9 +64,13 @@ public final class FallbackGravityHandler extends FallbackVerificationHandler {
     // Make sure the client knows that we're sending chunks next
     if (user.getProtocolVersion().greaterThanOrEquals(ProtocolVersion.MINECRAFT_1_20_3)) {
       user.delayedWrite(START_WRITING_CHUNKS);
+
+      for (final FallbackPacket section : EMPTY_CHUNK_DATA) {
+        user.delayedWrite(section);
+      }
+    } else {
+      user.delayedWrite(EMPTY_CHUNK_DATA[0]);
     }
-    // Teleport player into an empty world by sending an empty chunk packet
-    user.delayedWrite(EMPTY_CHUNK_DATA);
     // Spawn the invisible platform below the player
     if (enableCollisionsCheck) {
       final int index = RANDOM.nextInt(BLOCKS_PACKETS.length);

common/src/main/java/xyz/jonesdev/sonar/common/fallback/verification/FallbackPreJoinHandler.java

@@ -150,7 +150,7 @@ public final class FallbackPreJoinHandler extends FallbackVerificationHandler {
       user.delayedWrite(packet);
     }
     // Write the FinishConfiguration packet to the buffer
-    user.delayedWrite(FINISH_CONFIGURATION);
+    user.delayedWrite(FinishConfigurationPacket.INSTANCE);
     // Send all packets in one flush
     user.channel().flush();
   }

common/src/main/java/xyz/jonesdev/sonar/common/util/FakeChannelUtil.java

@@ -34,6 +34,8 @@ public class FakeChannelUtil {
   public boolean isFakeChannel(final @NotNull Channel channel) {
     final String simpleClassName = channel.getClass().getSimpleName();
     // Player spoof plugins use fake channels (e.g., Spoof Engine uses "FakeChannel")
-    return "FakeChannel".equals(simpleClassName) || "SpoofedChannel".equals(simpleClassName);
+    return "FakeChannel".equals(simpleClassName)
+      || "SpoofedChannel".equals(simpleClassName)
+      || "EmbeddedChannel".equals(simpleClassName);
   }
 }

gradle.properties

@@ -1,3 +1,3 @@
 group=xyz.jonesdev
-version=2.1.27
+version=2.1.31
 description=A lightweight, effective, and easy-to-use anti-bot plugin for Velocity, BungeeCord, and Bukkit.

gradle/libs.versions.toml

@@ -1,7 +1,7 @@
 [versions]
-netty = "4.1.119.Final"
-adventure = "4.18.0"
-adventure-platform = "4.3.4"
+netty = "4.2.1.Final"
+adventure = "4.21.0"
+adventure-platform = "4.4.0"
 bstats = "3.1.0"
 libby = "2.0.0-SNAPSHOT"
 pluginyml = "0.6.0"
@@ -9,7 +9,7 @@ pluginyml = "0.6.0"
 [plugins]
 indra-git = "net.kyori.indra.git:3.1.3"
 shadow = "com.gradleup.shadow:8.3.6"
-spotless = "com.diffplug.spotless:7.0.2"
+spotless = "com.diffplug.spotless:7.0.3"
 pluginyml-bungee = { id = "net.minecrell.plugin-yml.bungee", version.ref = "pluginyml" }
 pluginyml-bukkit = { id = "net.minecrell.plugin-yml.bukkit", version.ref = "pluginyml" }
 
@@ -32,7 +32,7 @@ caffeine = "com.github.ben-manes.caffeine:caffeine:3.2.0"
 annotations = "org.jetbrains:annotations:26.0.2"
 simpleyaml = "com.github.Carleslc.Simple-YAML:Simple-Yaml:1.8.4"
 ormlite = "com.j256.ormlite:ormlite-jdbc:6.1"
-lombok = "org.projectlombok:lombok:1.18.36"
+lombok = "org.projectlombok:lombok:1.18.38"
 bungeecord = "net.md-5:bungeecord-proxy:1.21-SNAPSHOT"
 velocity = "com.velocitypowered:velocity-proxy:3.4.0-SNAPSHOT"
 # We have to use 1.8.8 for backwards compatibility

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.12.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.13-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME