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264 changes: 264 additions & 0 deletions patches/client/0074-HC-ReplayController-world-data-bridge.patch
Original file line number Diff line number Diff line change
@@ -0,0 +1,264 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Codex <codex@example.com>
Date: Sun, 15 Mar 2026 12:27:58 +0800
Subject: [PATCH] HC: ReplayController world data bridge

---
core/src/mindustry/core/NetClient.java | 16 +++-
core/src/mindustry/core/NetServer.java | 7 +-
core/src/mindustry/net/ArcNetProvider.java | 3 +
core/src/mindustry/net/Net.java | 105 +++++++++++++++++++--
4 files changed, 121 insertions(+), 10 deletions(-)

diff --git a/core/src/mindustry/core/NetClient.java b/core/src/mindustry/core/NetClient.java
index 52088c330e65c9fa30d0bab87f9e020fb022f4b2..739c9babdafd0218bc3d62f18130a781f1e20189 100644
--- a/core/src/mindustry/core/NetClient.java
+++ b/core/src/mindustry/core/NetClient.java
@@ -149,8 +148,19 @@ public class NetClient implements ApplicationListener{
});

net.handleClient(WorldStream.class, data -> {
- Log.info("Received world data: @ bytes.", data.stream.available());
- NetworkIO.loadWorld(new InflaterInputStream(data.stream));
+ byte[] bytes;
+ try{
+ ByteArrayOutputStream stream = new ByteArrayOutputStream(Math.max(data.stream.available(), 32));
+ byte[] buffer = new byte[4096];
+ for(int read; (read = data.stream.read(buffer)) != -1; ){
+ stream.write(buffer, 0, read);
+ }
+ bytes = stream.toByteArray();
+ }catch(IOException e){
+ throw new RuntimeException("Failed to read world data stream.", e);
+ }
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+ Log.info("Received world data: @ bytes.", bytes.length);
+ Net.notifyReplayClientWorldData(bytes);
+ NetworkIO.loadWorld(new InflaterInputStream(new ByteArrayInputStream(bytes)));

Time.run(60f, () -> Call.serverPacketReliable("MDTX", VarsX.version));
finishConnecting();
@@ -423,6 +433,7 @@ public class NetClient implements ApplicationListener{
netClient.removed.clear();
logic.reset();
netClient.connecting = true;
+ Net.notifyReplayClientWorldDataBegin();

net.setClientLoaded(false);

diff --git a/core/src/mindustry/core/NetServer.java b/core/src/mindustry/core/NetServer.java
index 5640d67af6a90f2d4f60f3163164440c20efa271..1ff6734083cd2ff4685512bb101ec38b718a4cdb 100644
--- a/core/src/mindustry/core/NetServer.java
+++ b/core/src/mindustry/core/NetServer.java
@@ -507,8 +507,10 @@ public class NetServer implements ApplicationListener{
ByteArrayOutputStream stream = new ByteArrayOutputStream();
DeflaterOutputStream def = new FastDeflaterOutputStream(stream);
NetworkIO.writeWorld(player, def);
+ byte[] worldData = stream.toByteArray();
+ Net.notifyReplayServerWorldData(player.con, worldData);
WorldStream data = new WorldStream();
- data.stream = new ByteArrayInputStream(stream.toByteArray());
+ data.stream = new ByteArrayInputStream(worldData);
player.con.sendStream(data);

debug("Packed @ bytes of world data to @ (@ / @)", stream.size(), player.name, player.con.address, player.uuid());
@@ -535,6 +537,9 @@ public class NetServer implements ApplicationListener{
}

public static void onDisconnect(Player player, String reason){
+ if(player.con != null){
+ Net.notifyReplayServerDisconnect(player.con);
+ }
//singleplayer multiplayer weirdness
if(player.con == null){
player.remove();
diff --git a/core/src/mindustry/net/ArcNetProvider.java b/core/src/mindustry/net/ArcNetProvider.java
index f2bf3bba1bf733159746729bc1aa7499d205affd..61def2d060c475fc248ac295c01b450307554e5e 100644
--- a/core/src/mindustry/net/ArcNetProvider.java
+++ b/core/src/mindustry/net/ArcNetProvider.java
@@ -379,6 +379,9 @@ public class ArcNetProvider implements NetProvider{
}else{
connection.sendUDP(object);
}
+ if(object instanceof Packet packet){
+ Net.notifyReplayServerPacket((NetConnection)this, packet);
+ }
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}
}catch(Exception e){
Log.err(e);
diff --git a/core/src/mindustry/net/Net.java b/core/src/mindustry/net/Net.java
index cb76e9e2a90af2d54aa5668def238828a236c876..df5e7707a10e3ad84a4d9092c000b9c977c7b825 100644
--- a/core/src/mindustry/net/Net.java
+++ b/core/src/mindustry/net/Net.java
@@ -17,6 +17,7 @@ import mindustryX.features.*;
import net.jpountz.lz4.*;

import java.io.*;
+import java.lang.reflect.*;
import java.nio.*;
import java.nio.channels.*;

@@ -28,6 +29,7 @@ public class Net{
private static Seq<Prov<? extends Packet>> packetProvs = new Seq<>();
private static Seq<Class<? extends Packet>> packetClasses = new Seq<>();
private static ObjectIntMap<Class<?>> packetToId = new ObjectIntMap<>();
+ private static final ThreadLocal<Packet> replayServerDispatchPacket = new ThreadLocal<>();

private boolean server;
private boolean active;
@@ -41,6 +43,45 @@ public class Net{

private final NetProvider provider;

+ private static final class ReplayBridge{
+ private static boolean resolved;
+ private static boolean available;
+ private static Method prepareClientRecording;
+ private static Method onClientWorldDataBegin;
+ private static Method onClientWorldData;
+ private static Method onClientPacket;
+ private static Method onServerWorldData;
+ private static Method onServerPacket;
+ private static Method onServerDisconnect;
+
+ private static void resolve(){
+ if(resolved) return;
+ resolved = true;
+ try{
+ Class<?> type = Class.forName("mindustryX.features.ReplayController");
+ prepareClientRecording = type.getMethod("prepareClientRecording", String.class);
+ onClientWorldDataBegin = type.getMethod("onClientWorldDataBegin");
+ onClientWorldData = type.getMethod("onClientWorldData", byte[].class);
+ onClientPacket = type.getMethod("onClientPacket", Packet.class);
+ onServerWorldData = type.getMethod("onServerWorldData", NetConnection.class, byte[].class);
+ onServerPacket = type.getMethod("onServerPacket", NetConnection.class, Packet.class);
+ onServerDisconnect = type.getMethod("onServerDisconnect", NetConnection.class);
+ available = true;
+ }catch(Throwable ignored){
+ available = false;
+ }
+ }
+
+ private static void invoke(@Nullable Method method, Object... args){
+ resolve();
+ if(!available || method == null) return;
+ try{
+ method.invoke(null, args);
+ }catch(Throwable ignored){
+ }
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+ }
+ }
+
static{
registerPacket(StreamBegin::new);
registerPacket(StreamChunk::new);
@@ -175,6 +216,7 @@ public class Net{
try{
if(!active){
Events.fire(new ClientServerConnectEvent(ip, port));
+ ReplayBridge.invoke(ReplayBridge.prepareClientRecording, ip + ":" + port);
provider.connectClient(ip, port, success);
active = true;
server = false;
@@ -244,9 +286,24 @@ public class Net{
public void send(Object object, boolean reliable){
if(SendPacketEvent.emit(null, null, object)) return;
if(server){
- for(NetConnection con : provider.getConnections()){
- if(!con.hasBegunConnecting) continue;
- con.send(object, reliable);
+ Packet packet = object instanceof Packet p ? p : null;
+ Packet previousReplayServerDispatchPacket = null;
+ if(packet != null){
+ previousReplayServerDispatchPacket = replayServerDispatchPacket.get();
+ replayServerDispatchPacket.set(packet);
+ }
+ try{
+ boolean recorded = false;
+ for(NetConnection con : provider.getConnections()){
+ if(!con.hasBegunConnecting) continue;
+ if(packet != null && !recorded){
+ ReplayBridge.invoke(ReplayBridge.onServerPacket, null, packet);
+ recorded = true;
+ }
+ con.send(object, reliable);
+ }
+ }finally{
+ if(packet != null){
+ if(previousReplayServerDispatchPacket == null){
+ replayServerDispatchPacket.remove();
+ }else{
+ replayServerDispatchPacket.set(previousReplayServerDispatchPacket);
+ }
+ }
}
}else{
reliable |= LogicExt.reliableSync.get();
@@ -257,9 +314,22 @@ public class Net{
/** Send an object to everyone EXCEPT a certain client. Server-side only.*/
public void sendExcept(NetConnection except, Object object, boolean reliable){
if(SendPacketEvent.emit(null, except, object)) return;
- for(NetConnection con : getConnections()){
- if(con != except && con.hasBegunConnecting){
- con.send(object, reliable);
+ Packet packet = object instanceof Packet p ? p : null;
+ Packet previousReplayServerDispatchPacket = null;
+ if(packet != null){
+ previousReplayServerDispatchPacket = replayServerDispatchPacket.get();
+ replayServerDispatchPacket.set(packet);
+ }
+ try{
+ for(NetConnection con : getConnections()){
+ if(con != except && con.hasBegunConnecting){
+ if(packet != null){
+ ReplayBridge.invoke(ReplayBridge.onServerPacket, con, packet);
+ }
+ con.send(object, reliable);
+ }
+ }
+ }finally{
+ if(packet != null){
+ if(previousReplayServerDispatchPacket == null){
+ replayServerDispatchPacket.remove();
+ }else{
+ replayServerDispatchPacket.set(previousReplayServerDispatchPacket);
+ }
}
}
}
@@ -317,7 +387,7 @@ public class Net{
int p = object.getPriority();

if(clientLoaded || p == Packet.priorityHigh){
- ReplayController.onClientPacket(object);
+ ReplayBridge.invoke(ReplayBridge.onClientPacket, object);
if(clientListeners.get(object.getClass()) != null){
clientListeners.get(object.getClass()).get(object);
}else{
@@ -403,6 +473,27 @@ public class Net{
active = false;
}

+ public static void notifyReplayClientWorldDataBegin(){
+ ReplayBridge.invoke(ReplayBridge.onClientWorldDataBegin);
+ }
+
+ public static void notifyReplayClientWorldData(byte[] worldData){
+ ReplayBridge.invoke(ReplayBridge.onClientWorldData, worldData);
+ }
+
+ public static void notifyReplayServerWorldData(NetConnection connection, byte[] worldData){
+ ReplayBridge.invoke(ReplayBridge.onServerWorldData, connection, worldData);
+ }
+
+ public static void notifyReplayServerPacket(NetConnection connection, Packet packet){
+ if(packet == null || replayServerDispatchPacket.get() == packet) return;
+ ReplayBridge.invoke(ReplayBridge.onServerPacket, connection, packet);
+ }
+
+ public static void notifyReplayServerDisconnect(NetConnection connection){
+ ReplayBridge.invoke(ReplayBridge.onServerDisconnect, connection);
+ }
+
/** Networking implementation. */
public interface NetProvider{
/** Connect to a server. */
2 changes: 2 additions & 0 deletions src/mindustryX/bundles/UiTextBundle.kt
Original file line number Diff line number Diff line change
Expand Up @@ -109,6 +109,8 @@ interface UiTextBundle {
fun playerName(value: String): String = "玩家名:$value"
fun packetCount(value: Int): String = "数据包总数:$value"
fun playbackLength(value: String): String = "回放长度:$value"
fun replayRewindToCheckpoint(): String = "回退到上一个检查点"
fun replayNoCheckpoint(): String = "还没有可回退的检查点"
fun sizeWithDimensions(width: String, height: String): String = "大小:$width\uE815$height"
fun tiles(value: Number): String = "${value}格"
fun tilesOrOff(value: Int): String = if (value > 0) "${value}格" else "关闭"
Expand Down
2 changes: 2 additions & 0 deletions src/mindustryX/bundles/UiTextBundleEn.kt
Original file line number Diff line number Diff line change
Expand Up @@ -81,6 +81,8 @@ internal object UiTextBundleEn : UiTextBundle {
override fun playerName(value: String): String = "Player name:$value"
override fun packetCount(value: Int): String = "Packet count:$value"
override fun playbackLength(value: String): String = "Playback length:$value"
override fun replayRewindToCheckpoint(): String = "Rewind to previous checkpoint"
override fun replayNoCheckpoint(): String = "No replay checkpoint is available yet"
override fun sizeWithDimensions(width: String, height: String): String = "Size:$width\uE815$height"
override fun tiles(value: Number): String = "$value tiles"
override fun tilesOrOff(value: Int): String = if (value > 0) "$value tiles" else "Off"
Expand Down
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