43 lines
3.2 KiB
Diff
43 lines
3.2 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Nassim Jahnke <nassim@njahnke.dev>
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Date: Mon, 17 Jan 2022 19:47:19 +0100
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Subject: [PATCH] Kick on main for illegal chat
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Makes the PlayerKickEvent fire on the main thread for
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illegal characters or chat out-of-order errors.
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diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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index 36c37ae73696a5fe443e7fd6614bca95e29be9a8..e16de9e1cf9c6d5377f7ce434cc737056093e71f 100644
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--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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@@ -2180,7 +2180,9 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Tic
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}
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// CraftBukkit end
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if (ServerGamePacketListenerImpl.isChatMessageIllegal(packet.message())) {
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+ this.server.scheduleOnMain(() -> { // Paper - push to main for event firing
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this.disconnect(Component.translatable("multiplayer.disconnect.illegal_characters"), org.bukkit.event.player.PlayerKickEvent.Cause.ILLEGAL_CHARACTERS); // Paper - add cause
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+ }); // Paper - push to main for event firing
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} else {
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if (this.tryHandleChat(packet.message(), packet.timeStamp(), packet.lastSeenMessages())) {
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// this.server.submit(() -> { // CraftBukkit - async chat
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@@ -2208,7 +2210,9 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Tic
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@Override
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public void handleChatCommand(ServerboundChatCommandPacket packet) {
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if (ServerGamePacketListenerImpl.isChatMessageIllegal(packet.command())) {
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+ this.server.scheduleOnMain(() -> { // Paper - push to main for event firing
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this.disconnect(Component.translatable("multiplayer.disconnect.illegal_characters"), org.bukkit.event.player.PlayerKickEvent.Cause.ILLEGAL_CHARACTERS); // Paper
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+ }); // Paper - push to main for event firing
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} else {
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if (this.tryHandleChat(packet.command(), packet.timeStamp(), packet.lastSeenMessages())) {
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this.server.submit(() -> {
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@@ -2294,7 +2298,9 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Tic
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private boolean tryHandleChat(String message, Instant timestamp, LastSeenMessages.Update acknowledgment) {
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if (!this.updateChatOrder(timestamp)) {
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ServerGamePacketListenerImpl.LOGGER.warn("{} sent out-of-order chat: '{}'", this.player.getName().getString(), message);
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+ this.server.scheduleOnMain(() -> { // Paper - push to main
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this.disconnect(Component.translatable("multiplayer.disconnect.out_of_order_chat"), org.bukkit.event.player.PlayerKickEvent.Cause.OUT_OF_ORDER_CHAT); // Paper - kick event cause
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+ }); // Paper - push to main
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return false;
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} else if (this.player.isRemoved() || this.player.getChatVisibility() == ChatVisiblity.HIDDEN) { // CraftBukkit - dead men tell no tales
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this.send(new ClientboundSystemChatPacket(Component.translatable("chat.disabled.options").withStyle(ChatFormatting.RED), false));
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