geforkt von Mirrors/Paper
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.
124 Zeilen
8.9 KiB
Diff
124 Zeilen
8.9 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: Tue, 29 Mar 2022 13:46:23 -0700
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Subject: [PATCH] Fire CauldronLevelChange on initial fill
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Also don't fire level events or game events if stalactite
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drip is cancelled
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diff --git a/src/main/java/net/minecraft/core/cauldron/CauldronInteraction.java b/src/main/java/net/minecraft/core/cauldron/CauldronInteraction.java
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index 4c9334dde0734a3550a810845cee53f474e9c96b..50fd3e43b4971cd72efd1f609f0cdc4b0f57bed4 100644
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--- a/src/main/java/net/minecraft/core/cauldron/CauldronInteraction.java
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+++ b/src/main/java/net/minecraft/core/cauldron/CauldronInteraction.java
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@@ -80,7 +80,7 @@ public interface CauldronInteraction {
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} else {
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if (!world.isClientSide) {
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// CraftBukkit start
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- if (!LayeredCauldronBlock.changeLevel(iblockdata, world, blockposition, Blocks.WATER_CAULDRON.defaultBlockState(), entityhuman, CauldronLevelChangeEvent.ChangeReason.BOTTLE_EMPTY)) {
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+ if (!LayeredCauldronBlock.changeLevel(iblockdata, world, blockposition, Blocks.WATER_CAULDRON.defaultBlockState(), entityhuman, CauldronLevelChangeEvent.ChangeReason.BOTTLE_EMPTY, false)) { // Paper - Call CauldronLevelChangeEvent
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return InteractionResult.SUCCESS;
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}
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// CraftBukkit end
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@@ -128,7 +128,7 @@ public interface CauldronInteraction {
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if ((Integer) iblockdata.getValue(LayeredCauldronBlock.LEVEL) != 3 && PotionUtils.getPotion(itemstack) == Potions.WATER) {
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if (!world.isClientSide) {
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// CraftBukkit start
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- if (!LayeredCauldronBlock.changeLevel(iblockdata, world, blockposition, iblockdata.cycle(LayeredCauldronBlock.LEVEL), entityhuman, CauldronLevelChangeEvent.ChangeReason.BOTTLE_EMPTY)) {
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+ if (!LayeredCauldronBlock.changeLevel(iblockdata, world, blockposition, iblockdata.cycle(LayeredCauldronBlock.LEVEL), entityhuman, CauldronLevelChangeEvent.ChangeReason.BOTTLE_EMPTY, false)) { // Paper - Call CauldronLevelChangeEvent
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return InteractionResult.SUCCESS;
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}
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// CraftBukkit end
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@@ -212,7 +212,7 @@ public interface CauldronInteraction {
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} else {
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if (!world.isClientSide) {
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// CraftBukkit start
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- if (!LayeredCauldronBlock.changeLevel(state, world, pos, Blocks.CAULDRON.defaultBlockState(), player, CauldronLevelChangeEvent.ChangeReason.BUCKET_FILL)) {
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+ if (!LayeredCauldronBlock.changeLevel(state, world, pos, Blocks.CAULDRON.defaultBlockState(), player, CauldronLevelChangeEvent.ChangeReason.BUCKET_FILL, false)) { // Paper - Call CauldronLevelChangeEvent
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return InteractionResult.SUCCESS;
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}
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// CraftBukkit end
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@@ -233,7 +233,7 @@ public interface CauldronInteraction {
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static InteractionResult emptyBucket(Level world, BlockPos pos, Player player, InteractionHand hand, ItemStack stack, BlockState state, SoundEvent soundEvent) {
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if (!world.isClientSide) {
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// CraftBukkit start
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- if (!LayeredCauldronBlock.changeLevel(state, world, pos, state, player, CauldronLevelChangeEvent.ChangeReason.BUCKET_EMPTY)) {
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+ if (!LayeredCauldronBlock.changeLevel(state, world, pos, state, player, CauldronLevelChangeEvent.ChangeReason.BUCKET_EMPTY, false)) { // Paper - Call CauldronLevelChangeEvent
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return InteractionResult.SUCCESS;
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}
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// CraftBukkit end
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diff --git a/src/main/java/net/minecraft/world/level/block/CauldronBlock.java b/src/main/java/net/minecraft/world/level/block/CauldronBlock.java
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index 588b3e911d9b22dad2928ea9e32e8a8a3a8e9b96..47b6b83842201620bd6620f5acf11bb14334e35d 100644
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--- a/src/main/java/net/minecraft/world/level/block/CauldronBlock.java
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+++ b/src/main/java/net/minecraft/world/level/block/CauldronBlock.java
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@@ -43,10 +43,18 @@ public class CauldronBlock extends AbstractCauldronBlock {
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public void handlePrecipitation(BlockState state, Level world, BlockPos pos, Biome.Precipitation precipitation) {
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if (CauldronBlock.shouldHandlePrecipitation(world, precipitation)) {
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if (precipitation == Biome.Precipitation.RAIN) {
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- world.setBlockAndUpdate(pos, Blocks.WATER_CAULDRON.defaultBlockState());
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+ // Paper start - Call CauldronLevelChangeEvent
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+ if (!LayeredCauldronBlock.changeLevel(state, world, pos, Blocks.WATER_CAULDRON.defaultBlockState(), null, CauldronLevelChangeEvent.ChangeReason.NATURAL_FILL, false)) { // avoid duplicate game event
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+ return;
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+ }
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+ // Paper end - Call CauldronLevelChangeEvent
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world.gameEvent((Entity) null, GameEvent.BLOCK_CHANGE, pos);
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} else if (precipitation == Biome.Precipitation.SNOW) {
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- world.setBlockAndUpdate(pos, Blocks.POWDER_SNOW_CAULDRON.defaultBlockState());
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+ // Paper start - Call CauldronLevelChangeEvent
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+ if (!LayeredCauldronBlock.changeLevel(state, world, pos, Blocks.POWDER_SNOW_CAULDRON.defaultBlockState(), null, CauldronLevelChangeEvent.ChangeReason.NATURAL_FILL, false)) { // avoid duplicate game event
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+ return;
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+ }
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+ // Paper end - Call CauldronLevelChangeEvent
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world.gameEvent((Entity) null, GameEvent.BLOCK_CHANGE, pos);
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}
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@@ -64,11 +72,19 @@ public class CauldronBlock extends AbstractCauldronBlock {
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if (fluid == Fluids.WATER) {
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iblockdata1 = Blocks.WATER_CAULDRON.defaultBlockState();
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- LayeredCauldronBlock.changeLevel(state, world, pos, iblockdata1, null, CauldronLevelChangeEvent.ChangeReason.NATURAL_FILL); // CraftBukkit
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+ // Paper start - Call CauldronLevelChangeEvent; don't send level event or game event if cancelled
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+ if (!LayeredCauldronBlock.changeLevel(state, world, pos, iblockdata1, null, CauldronLevelChangeEvent.ChangeReason.NATURAL_FILL)) { // CraftBukkit
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+ return;
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+ }
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+ // Paper end - Call CauldronLevelChangeEvent
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world.levelEvent(1047, pos, 0);
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} else if (fluid == Fluids.LAVA) {
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iblockdata1 = Blocks.LAVA_CAULDRON.defaultBlockState();
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- LayeredCauldronBlock.changeLevel(state, world, pos, iblockdata1, null, CauldronLevelChangeEvent.ChangeReason.NATURAL_FILL); // CraftBukkit
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+ // Paper start - Call CauldronLevelChangeEvent; don't send level event or game event if cancelled
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+ if (!LayeredCauldronBlock.changeLevel(state, world, pos, iblockdata1, null, CauldronLevelChangeEvent.ChangeReason.NATURAL_FILL)) { // CraftBukkit
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+ return;
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+ }
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+ // Paper end - Call CauldronLevelChangeEvent
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world.levelEvent(1046, pos, 0);
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}
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diff --git a/src/main/java/net/minecraft/world/level/block/LayeredCauldronBlock.java b/src/main/java/net/minecraft/world/level/block/LayeredCauldronBlock.java
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index 18ca086e28f4295cb9303919222d7c8ae0ca5d9a..542bc6be48d5c53eee988156e7aa6ecfccb51069 100644
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--- a/src/main/java/net/minecraft/world/level/block/LayeredCauldronBlock.java
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+++ b/src/main/java/net/minecraft/world/level/block/LayeredCauldronBlock.java
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@@ -101,7 +101,13 @@ public class LayeredCauldronBlock extends AbstractCauldronBlock {
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}
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// CraftBukkit start
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- public static boolean changeLevel(BlockState iblockdata, Level world, BlockPos blockposition, BlockState newBlock, Entity entity, CauldronLevelChangeEvent.ChangeReason reason) {
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+ // Paper start - Call CauldronLevelChangeEvent
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+ public static boolean changeLevel(BlockState iblockdata, Level world, BlockPos blockposition, BlockState newBlock, @javax.annotation.Nullable Entity entity, CauldronLevelChangeEvent.ChangeReason reason) { // Paper - entity is nullable
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+ return changeLevel(iblockdata, world, blockposition, newBlock, entity, reason, true);
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+ }
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+
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+ public static boolean changeLevel(BlockState iblockdata, Level world, BlockPos blockposition, BlockState newBlock, @javax.annotation.Nullable Entity entity, CauldronLevelChangeEvent.ChangeReason reason, boolean sendGameEvent) { // Paper - entity is nullable
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+ // Paper end - Call CauldronLevelChangeEvent
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CraftBlockState newState = CraftBlockStates.getBlockState(world, blockposition);
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newState.setData(newBlock);
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@@ -114,7 +120,7 @@ public class LayeredCauldronBlock extends AbstractCauldronBlock {
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return false;
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}
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newState.update(true);
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- world.gameEvent(GameEvent.BLOCK_CHANGE, blockposition, GameEvent.Context.of(newBlock));
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+ if (sendGameEvent) world.gameEvent(GameEvent.BLOCK_CHANGE, blockposition, GameEvent.Context.of(newBlock)); // Paper - Call CauldronLevelChangeEvent
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return true;
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}
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// CraftBukkit end
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