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>

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);
     }
   }
 }

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

@@ -76,7 +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));
+  // 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))};

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);

gradle.properties

@@ -1,3 +1,3 @@
 group=xyz.jonesdev
-version=2.1.29
+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 = "4.20.0"
-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"