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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.
47 lines
3.2 KiB
Diff
47 lines
3.2 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Madeline Miller <mnmiller1@me.com>
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Date: Sun, 17 Jan 2021 13:16:09 +1000
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Subject: [PATCH] Add BlockPreDispenseEvent
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diff --git a/src/main/java/net/minecraft/world/level/block/DispenserBlock.java b/src/main/java/net/minecraft/world/level/block/DispenserBlock.java
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index 5593a0aa9e618071b6521b213dde0f628348c3dc..644e64850479cea20a98b8a65503ccf3a34fd32a 100644
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--- a/src/main/java/net/minecraft/world/level/block/DispenserBlock.java
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+++ b/src/main/java/net/minecraft/world/level/block/DispenserBlock.java
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@@ -104,6 +104,7 @@ public class DispenserBlock extends BaseEntityBlock {
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DispenseItemBehavior idispensebehavior = this.getDispenseMethod(itemstack);
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if (idispensebehavior != DispenseItemBehavior.NOOP) {
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+ if (!org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockPreDispenseEvent(world, pos, itemstack, i)) return; // Paper - Add BlockPreDispenseEvent
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DispenserBlock.eventFired = false; // CraftBukkit - reset event status
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tileentitydispenser.setItem(i, idispensebehavior.dispense(sourceblock, itemstack));
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}
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diff --git a/src/main/java/net/minecraft/world/level/block/DropperBlock.java b/src/main/java/net/minecraft/world/level/block/DropperBlock.java
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index 1d13f8a1009d6eda351c697052d499d594a6aaa8..9a8a0fb958e8ec782111507bae957f854b2aac72 100644
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--- a/src/main/java/net/minecraft/world/level/block/DropperBlock.java
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+++ b/src/main/java/net/minecraft/world/level/block/DropperBlock.java
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@@ -70,6 +70,7 @@ public class DropperBlock extends DispenserBlock {
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ItemStack itemstack1;
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if (iinventory == null) {
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+ if (!org.bukkit.craftbukkit.event.CraftEventFactory.handleBlockPreDispenseEvent(world, pos, itemstack, i)) return; // Paper - Add BlockPreDispenseEvent
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itemstack1 = DropperBlock.DISPENSE_BEHAVIOUR.dispense(sourceblock, itemstack);
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} else {
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// CraftBukkit start - Fire event when pushing items into other inventories
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diff --git a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
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index 0a44f7f2ab9c824f1a32d9dc5feb6a96eb00d8de..4b3e246475821b71fe023fea602d68c0e2f84964 100644
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--- a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
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+++ b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
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@@ -2040,5 +2040,11 @@ public class CraftEventFactory {
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io.papermc.paper.event.block.BlockFailedDispenseEvent event = new io.papermc.paper.event.block.BlockFailedDispenseEvent(block);
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return event.callEvent();
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}
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+
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+ public static boolean handleBlockPreDispenseEvent(ServerLevel serverLevel, BlockPos pos, ItemStack itemStack, int slot) {
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+ org.bukkit.block.Block block = CraftBlock.at(serverLevel, pos);
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+ io.papermc.paper.event.block.BlockPreDispenseEvent event = new io.papermc.paper.event.block.BlockPreDispenseEvent(block, org.bukkit.craftbukkit.inventory.CraftItemStack.asCraftMirror(itemStack), slot);
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+ return event.callEvent();
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+ }
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// Paper end
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}
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