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https://github.com/PaperMC/Paper.git
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89d51d5f29
Because this exploit has been widely known for years and has not been fixed by Mojang, we decided that it was worth allowing people to toggle it on/off due to how easy it is to make it configurable. It should be noted that this decision does not promise all future exploits will be configurable.
64 lines
5.6 KiB
Diff
64 lines
5.6 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Mariell Hoversholm <proximyst@proximyst.com>
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Date: Sat, 14 Nov 2020 16:19:52 +0100
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Subject: [PATCH] Add API for quit reason
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diff --git a/src/main/java/net/minecraft/network/Connection.java b/src/main/java/net/minecraft/network/Connection.java
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index 1113380f6f142d2faf36191aae158c747bed5bb9..ddc84de84c8a503a01e40c42fe83558af7159f8f 100644
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--- a/src/main/java/net/minecraft/network/Connection.java
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+++ b/src/main/java/net/minecraft/network/Connection.java
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@@ -179,12 +179,15 @@ public class Connection extends SimpleChannelInboundHandler<Packet<?>> {
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this.handlingFault = true;
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if (this.channel.isOpen()) {
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+ net.minecraft.server.level.ServerPlayer player = this.getPlayer(); // Paper - Add API for quit reason
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if (throwable instanceof TimeoutException) {
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Connection.LOGGER.debug("Timeout", throwable);
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+ if (player != null) player.quitReason = org.bukkit.event.player.PlayerQuitEvent.QuitReason.TIMED_OUT; // Paper - Add API for quit reason
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this.disconnect(Component.translatable("disconnect.timeout"));
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} else {
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MutableComponent ichatmutablecomponent = Component.translatable("disconnect.genericReason", "Internal Exception: " + throwable);
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+ if (player != null) player.quitReason = org.bukkit.event.player.PlayerQuitEvent.QuitReason.ERRONEOUS_STATE; // Paper - Add API for quit reason
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if (flag) {
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Connection.LOGGER.debug("Failed to sent packet", throwable);
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if (this.getSending() == PacketFlow.CLIENTBOUND) {
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diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java
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index 587cce4d3878bc5cba5f4f4e58eacce2f656e242..6e62c5037a69468e7b4c8115a6623d48538de307 100644
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--- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
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+++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
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@@ -274,6 +274,7 @@ public class ServerPlayer extends Player {
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public final com.destroystokyo.paper.util.misc.PooledLinkedHashSets.PooledObjectLinkedOpenHashSet<ServerPlayer> cachedSingleHashSet; // Paper
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public com.destroystokyo.paper.event.entity.PlayerNaturallySpawnCreaturesEvent playerNaturallySpawnedEvent; // Paper - PlayerNaturallySpawnCreaturesEvent
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public @Nullable String clientBrandName = null; // Paper - Brand support
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+ public org.bukkit.event.player.PlayerQuitEvent.QuitReason quitReason = null; // Paper - Add API for quit reason; there are a lot of changes to do if we change all methods leading to the event
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public ServerPlayer(MinecraftServer server, ServerLevel world, GameProfile profile, ClientInformation clientOptions) {
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super(world, world.getSharedSpawnPos(), world.getSharedSpawnAngle(), profile);
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diff --git a/src/main/java/net/minecraft/server/network/ServerCommonPacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerCommonPacketListenerImpl.java
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index 6597e6e9987ddb5906909c22704fdfb6557aee8e..6bb846d3ee2fb54ab3ffa116607f2a83e538460e 100644
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--- a/src/main/java/net/minecraft/server/network/ServerCommonPacketListenerImpl.java
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+++ b/src/main/java/net/minecraft/server/network/ServerCommonPacketListenerImpl.java
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@@ -315,6 +315,7 @@ public abstract class ServerCommonPacketListenerImpl implements ServerCommonPack
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final Component ichatbasecomponent = io.papermc.paper.adventure.PaperAdventure.asVanilla(event.reason()); // Paper - Adventure
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// CraftBukkit end
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+ this.player.quitReason = org.bukkit.event.player.PlayerQuitEvent.QuitReason.KICKED; // Paper - Add API for quit reason
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this.connection.send(new ClientboundDisconnectPacket(ichatbasecomponent), PacketSendListener.thenRun(() -> {
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this.connection.disconnect(ichatbasecomponent);
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}));
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diff --git a/src/main/java/net/minecraft/server/players/PlayerList.java b/src/main/java/net/minecraft/server/players/PlayerList.java
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index b43dd483d99a0021ccb0a2e690e19aec5f4da606..f8e6dda015d6feec2d06ca84a734f371d72b5267 100644
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--- a/src/main/java/net/minecraft/server/players/PlayerList.java
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+++ b/src/main/java/net/minecraft/server/players/PlayerList.java
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@@ -578,7 +578,7 @@ public abstract class PlayerList {
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entityplayer.closeContainer(org.bukkit.event.inventory.InventoryCloseEvent.Reason.DISCONNECT); // Paper - Inventory close reason
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}
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- PlayerQuitEvent playerQuitEvent = new PlayerQuitEvent(entityplayer.getBukkitEntity(), net.kyori.adventure.text.Component.translatable("multiplayer.player.left", net.kyori.adventure.text.format.NamedTextColor.YELLOW, io.papermc.paper.configuration.GlobalConfiguration.get().messages.useDisplayNameInQuitMessage ? entityplayer.getBukkitEntity().displayName() : io.papermc.paper.adventure.PaperAdventure.asAdventure(entityplayer.getDisplayName()))); // Paper - Adventure
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+ PlayerQuitEvent playerQuitEvent = new PlayerQuitEvent(entityplayer.getBukkitEntity(), net.kyori.adventure.text.Component.translatable("multiplayer.player.left", net.kyori.adventure.text.format.NamedTextColor.YELLOW, io.papermc.paper.configuration.GlobalConfiguration.get().messages.useDisplayNameInQuitMessage ? entityplayer.getBukkitEntity().displayName() : io.papermc.paper.adventure.PaperAdventure.asAdventure(entityplayer.getDisplayName())), entityplayer.quitReason); // Paper - Adventure & Add API for quit reason
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this.cserver.getPluginManager().callEvent(playerQuitEvent);
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entityplayer.getBukkitEntity().disconnect(playerQuitEvent.getQuitMessage());
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