papermc/patches/server/0769-Reset-placed-block-on-exception.patch
Emilia Kond 2d09115b3a
Use net.kyori.ansi for console logging (#9313)
Uses the new ANSIComponentSerializer introduced in Adventure 4.14.0 to
serialize components when logging them via the ComponentLogger, or when
sending messages to the console.

This replaces the old solution which uses legacy jank and custom color
conversions, with a new library that handles the conversion and config
2023-06-12 15:00:12 -07:00

38 lines
2.5 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Nassim Jahnke <nassim@njahnke.dev>
Date: Fri, 7 Jan 2022 11:45:15 +0100
Subject: [PATCH] Reset placed block on exception
diff --git a/src/main/java/net/minecraft/world/item/BlockItem.java b/src/main/java/net/minecraft/world/item/BlockItem.java
index e68b7a1b03783e4f9de24c5ae8773fc359bd2d37..e581dc10f3c805f7f8b6e4c842092609e7e1a0f8 100644
--- a/src/main/java/net/minecraft/world/item/BlockItem.java
+++ b/src/main/java/net/minecraft/world/item/BlockItem.java
@@ -80,6 +80,7 @@ public class BlockItem extends Item {
if (this instanceof PlaceOnWaterBlockItem || this instanceof SolidBucketItem) {
blockstate = org.bukkit.craftbukkit.block.CraftBlockStates.getBlockState(blockactioncontext1.getLevel(), blockactioncontext1.getClickedPos());
}
+ final org.bukkit.block.BlockState oldBlockstate = blockstate != null ? blockstate : org.bukkit.craftbukkit.block.CraftBlockStates.getBlockState(blockactioncontext1.getLevel(), blockactioncontext1.getClickedPos()); // Paper
// CraftBukkit end
if (iblockdata == null) {
@@ -95,7 +96,19 @@ public class BlockItem extends Item {
if (iblockdata1.is(iblockdata.getBlock())) {
iblockdata1 = this.updateBlockStateFromTag(blockposition, world, itemstack, iblockdata1);
+ // Paper start - reset block on exception
+ try {
this.updateCustomBlockEntityTag(blockposition, world, entityhuman, itemstack, iblockdata1);
+ } catch (Exception e) {
+ oldBlockstate.update(true, false);
+ if (entityhuman instanceof ServerPlayer player) {
+ org.apache.logging.log4j.LogManager.getLogger().error("Player {} tried placing invalid block", player.getScoreboardName(), e);
+ player.getBukkitEntity().kickPlayer("Packet processing error");
+ return InteractionResult.FAIL;
+ }
+ throw e; // Rethrow exception if not placed by a player
+ }
+ // Paper end
iblockdata1.getBlock().setPlacedBy(world, blockposition, iblockdata1, entityhuman, itemstack);
// CraftBukkit start
if (blockstate != null) {