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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.
71 lines
5.1 KiB
Diff
71 lines
5.1 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Jake Potrebic <jake.m.potrebic@gmail.com>
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Date: Sat, 21 May 2022 20:59:45 -0700
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Subject: [PATCH] Add BlockLockCheckEvent
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diff --git a/src/main/java/net/minecraft/world/level/block/entity/BaseContainerBlockEntity.java b/src/main/java/net/minecraft/world/level/block/entity/BaseContainerBlockEntity.java
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index fce3a45d09a93ca68a3d49f2e666afa4c860d042..b8b4d74076fa5ed6eb3b2045384db77e165931b2 100644
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--- a/src/main/java/net/minecraft/world/level/block/entity/BaseContainerBlockEntity.java
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+++ b/src/main/java/net/minecraft/world/level/block/entity/BaseContainerBlockEntity.java
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@@ -69,17 +69,44 @@ public abstract class BaseContainerBlockEntity extends BlockEntity implements Co
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protected abstract Component getDefaultName();
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public boolean canOpen(Player player) {
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- return BaseContainerBlockEntity.canUnlock(player, this.lockKey, this.getDisplayName());
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+ return BaseContainerBlockEntity.canUnlock(player, this.lockKey, this.getDisplayName(), this); // Paper - Add BlockLockCheckEvent
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}
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+ @Deprecated @io.papermc.paper.annotation.DoNotUse // Paper - Add BlockLockCheckEvent
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public static boolean canUnlock(Player player, LockCode lock, Component containerName) {
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+ // Paper start - Add BlockLockCheckEvent
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+ return canUnlock(player, lock, containerName, null);
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+ }
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+ public static boolean canUnlock(Player player, LockCode lock, Component containerName, @Nullable BlockEntity blockEntity) {
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+ if (player instanceof net.minecraft.server.level.ServerPlayer serverPlayer && blockEntity != null && blockEntity.getLevel() != null && blockEntity.getLevel().getBlockEntity(blockEntity.getBlockPos()) == blockEntity) {
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+ final org.bukkit.block.Block block = org.bukkit.craftbukkit.block.CraftBlock.at(blockEntity.getLevel(), blockEntity.getBlockPos());
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+ net.kyori.adventure.text.Component lockedMessage = net.kyori.adventure.text.Component.translatable("container.isLocked", io.papermc.paper.adventure.PaperAdventure.asAdventure(containerName));
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+ net.kyori.adventure.sound.Sound lockedSound = net.kyori.adventure.sound.Sound.sound(org.bukkit.Sound.BLOCK_CHEST_LOCKED, net.kyori.adventure.sound.Sound.Source.BLOCK, 1.0F, 1.0F);
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+ final io.papermc.paper.event.block.BlockLockCheckEvent event = new io.papermc.paper.event.block.BlockLockCheckEvent(block, (io.papermc.paper.block.LockableTileState) block.getState(), serverPlayer.getBukkitEntity(), lockedMessage, lockedSound);
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+ event.callEvent();
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+ if (event.getResult() == org.bukkit.event.Event.Result.ALLOW) {
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+ return true;
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+ } else if (event.getResult() == org.bukkit.event.Event.Result.DENY || (!player.isSpectator() && !lock.unlocksWith(event.isUsingCustomKeyItemStack() ? org.bukkit.craftbukkit.inventory.CraftItemStack.asNMSCopy(event.getKeyItem()) : player.getMainHandItem()))) {
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+ if (event.getLockedMessage() != null) {
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+ event.getPlayer().sendActionBar(event.getLockedMessage());
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+ }
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+ if (event.getLockedSound() != null) {
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+ event.getPlayer().playSound(event.getLockedSound());
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+ }
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+ return false;
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+ } else {
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+ return true;
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+ }
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+ } else { // logic below is replaced by logic above
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+ // Paper end - Add BlockLockCheckEvent
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if (!player.isSpectator() && !lock.unlocksWith(player.getMainHandItem())) {
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- player.displayClientMessage(Component.translatable("container.isLocked", containerName), true);
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+ player.displayClientMessage(Component.translatable("container.isLocked", containerName), true); // Paper - diff on change
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player.playNotifySound(SoundEvents.CHEST_LOCKED, SoundSource.BLOCKS, 1.0F, 1.0F);
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return false;
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} else {
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return true;
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}
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+ } // Paper - Add BlockLockCheckEvent
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}
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@Nullable
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diff --git a/src/main/java/net/minecraft/world/level/block/entity/BeaconBlockEntity.java b/src/main/java/net/minecraft/world/level/block/entity/BeaconBlockEntity.java
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index 247f24c7fadc203ee0f6a6f85122c91ab4c82f80..eff48e43a35a752bd33de2b55a0ad04332109ce0 100644
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--- a/src/main/java/net/minecraft/world/level/block/entity/BeaconBlockEntity.java
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+++ b/src/main/java/net/minecraft/world/level/block/entity/BeaconBlockEntity.java
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@@ -470,7 +470,7 @@ public class BeaconBlockEntity extends BlockEntity implements MenuProvider, Name
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@Nullable
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@Override
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public AbstractContainerMenu createMenu(int syncId, Inventory playerInventory, Player player) {
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- return BaseContainerBlockEntity.canUnlock(player, this.lockKey, this.getDisplayName()) ? new BeaconMenu(syncId, playerInventory, this.dataAccess, ContainerLevelAccess.create(this.level, this.getBlockPos())) : null;
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+ return BaseContainerBlockEntity.canUnlock(player, this.lockKey, this.getDisplayName(), this) ? new BeaconMenu(syncId, playerInventory, this.dataAccess, ContainerLevelAccess.create(this.level, this.getBlockPos())) : null; // Paper - Add BlockLockCheckEvent
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}
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@Override
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