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Fix Cancelling BlockPlaceEvent calling onRemove (#10773)

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Tamion 2024-05-27 00:03:48 +02:00 committed by GitHub
parent b0e3ca43b8
commit 347bbe3897
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patches/server/1050-Fix-cancelling-BlockPlaceEvent-calling-onRemove.patch Normal file
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@ -0,0 +1,47 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Tamion <70228790+notTamion@users.noreply.github.com>
Date: Thu, 23 May 2024 11:02:20 +0200
Subject: [PATCH] Fix cancelling BlockPlaceEvent calling onRemove
diff --git a/src/main/java/net/minecraft/world/item/ItemStack.java b/src/main/java/net/minecraft/world/item/ItemStack.java
index 893efb2c4a07c33d41e934279dd914a9dbd4ef79..58c38bc4361ddf24716f326b0c6fc626d434756e 100644
--- a/src/main/java/net/minecraft/world/item/ItemStack.java
+++ b/src/main/java/net/minecraft/world/item/ItemStack.java
@@ -473,9 +473,11 @@ public final class ItemStack implements DataComponentHolder {
world.capturedTileEntities.clear(); // Paper - Allow chests to be placed with NBT data; clear out block entities as chests and such will pop loot
// revert back all captured blocks
world.preventPoiUpdated = true; // CraftBukkit - SPIGOT-5710
+ world.isBlockPlaceCancelled = true; // Paper - prevent calling cleanup logic when undoing a block place upon a cancelled BlockPlaceEvent
for (BlockState blockstate : blocks) {
blockstate.update(true, false);
}
+ world.isBlockPlaceCancelled = false; // Paper - prevent calling cleanup logic when undoing a block place upon a cancelled BlockPlaceEvent
world.preventPoiUpdated = false;
// Brute force all possible updates
diff --git a/src/main/java/net/minecraft/world/level/Level.java b/src/main/java/net/minecraft/world/level/Level.java
index 0a8eeebb2d702ebcefd9f26cc0f41d1eab497902..14281a4e72f49dc4eb2ca3da8479c1f81a3a175d 100644
--- a/src/main/java/net/minecraft/world/level/Level.java
+++ b/src/main/java/net/minecraft/world/level/Level.java
@@ -150,6 +150,7 @@ public abstract class Level implements LevelAccessor, AutoCloseable {
public boolean preventPoiUpdated = false; // CraftBukkit - SPIGOT-5710
public boolean captureBlockStates = false;
public boolean captureTreeGeneration = false;
+ public boolean isBlockPlaceCancelled = false; // Paper - prevent calling cleanup logic when undoing a block place upon a cancelled BlockPlaceEvent
public Map<BlockPos, org.bukkit.craftbukkit.block.CraftBlockState> capturedBlockStates = new java.util.LinkedHashMap<>(); // Paper
public Map<BlockPos, BlockEntity> capturedTileEntities = new java.util.LinkedHashMap<>(); // Paper - Retain block place order when capturing blockstates
public List<ItemEntity> captureDrops;
diff --git a/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java b/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java
index 2a8609e33716949ff1877b6d10f64a9d7a7c81e9..14ee7b5b9b804bebd4e2a846b238547a28a36035 100644
--- a/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java
+++ b/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java
@@ -452,7 +452,7 @@ public class LevelChunk extends ChunkAccess {
boolean flag3 = iblockdata1.hasBlockEntity();
- if (!this.level.isClientSide) {
+ if (!this.level.isClientSide && !this.level.isBlockPlaceCancelled) { // Paper - prevent calling cleanup logic when undoing a block place upon a cancelled BlockPlaceEvent
iblockdata1.onRemove(this.level, blockposition, iblockdata, flag);
} else if (!iblockdata1.is(block) && flag3) {
this.removeBlockEntity(blockposition);