Update direct connection/compression disabler for newest BungeeCord

Fixes #5348

Author: Camotoy

bootstrap/bungeecord/src/main/java/org/geysermc/geyser/platform/bungeecord/GeyserBungeeCompressionDisabler.java

@@ -28,6 +28,7 @@
 import io.netty.channel.ChannelHandlerContext;
 import io.netty.channel.ChannelOutboundHandlerAdapter;
 import io.netty.channel.ChannelPromise;
+import net.md_5.bungee.netty.LengthPrependerAndCompressor;
 import net.md_5.bungee.protocol.packet.LoginSuccess;
 import net.md_5.bungee.protocol.packet.SetCompression;
 
@@ -40,8 +41,9 @@ public void write(ChannelHandlerContext ctx, Object msg, ChannelPromise promise)
             // Fixes https://github.com/GeyserMC/Geyser/issues/4281
             // The server may send a LoginDisconnect packet after compression is set.
             if (!compressionDisabled) {
-                if (ctx.pipeline().get("compress") != null) {
-                    ctx.pipeline().remove("compress");
+                LengthPrependerAndCompressor compressor = ctx.pipeline().get(LengthPrependerAndCompressor.class);
+                if (compressor.isCompress()) {
+                    compressor.setCompress(false);
                     compressionDisabled = true;
                 }
                 if (ctx.pipeline().get("decompress") != null) {

bootstrap/bungeecord/src/main/java/org/geysermc/geyser/platform/bungeecord/GeyserBungeeInjector.java

@@ -73,6 +73,14 @@ protected void initializeLocalChannel0(GeyserBootstrap bootstrap) throws Excepti
             throw new UnsupportedOperationException("Geyser does not currently support multiple listeners with injection! " +
                     "Please reach out to us on our Discord at https://discord.gg/GeyserMC so we can hear feedback on your setup.");
         }
+
+        // TODO remove
+        try {
+            ProxyServer.class.getMethod("unsafe");
+        } catch (NoSuchMethodException e) {
+            throw new UnsupportedOperationException("You're using an outdated version of BungeeCord - please update. Thank you!");
+        }
+
         ListenerInfo listenerInfo = proxy.getConfig().getListeners().stream().findFirst().orElseThrow(IllegalStateException::new);
 
         Class<? extends ProxyServer> proxyClass = proxy.getClass();
@@ -138,7 +146,7 @@ protected void initChannel(@NonNull Channel ch) throws Exception {
                         if (channelInitializer == null) {
                             // Proxy has finished initializing; we can safely grab this variable without fear of plugins modifying it
                             // (Older versions of ViaVersion replace this to inject)
-                            channelInitializer = PipelineUtils.SERVER_CHILD;
+                            channelInitializer = proxy.unsafe().getFrontendChannelInitializer().getChannelInitializer();
                         }
                         initChannel.invoke(channelInitializer, ch);
 

bootstrap/bungeecord/src/main/java/org/geysermc/geyser/platform/bungeecord/GeyserBungeePingPassthrough.java

@@ -186,6 +186,21 @@ public boolean isConnected() {
             return false;
         }
 
+        @Override
+        public boolean isTransferred() {
+            return false;
+        }
+
+        @Override
+        public CompletableFuture<byte[]> retrieveCookie(String s) {
+            throw new UnsupportedOperationException();
+        }
+
+        @Override
+        public CompletableFuture<byte[]> sendData(String s, byte[] bytes) {
+            throw new UnsupportedOperationException();
+        }
+
         @Override
         public Unsafe unsafe() {
             throw new UnsupportedOperationException();