Allow enabling sand duping (#10191)

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.
This commit is contained in:
Owen 2024-03-03 17:05:34 -05:00 committed by GitHub
parent b21eb4d9a4
commit 89d51d5f29
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
673 changed files with 157 additions and 189 deletions

View file

@ -0,0 +1,60 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: SamB440 <sam@islandearth.net>
Date: Mon, 15 Nov 2021 18:10:10 +0000
Subject: [PATCH] Add PlayerItemFrameChangeEvent
diff --git a/src/main/java/net/minecraft/world/entity/decoration/ItemFrame.java b/src/main/java/net/minecraft/world/entity/decoration/ItemFrame.java
index 8289ea080aa297f75cdbc8d591d6efa6a0def0ea..3ff1ae5ae705cd8d5c8529e1dcdd5ccaed908830 100644
--- a/src/main/java/net/minecraft/world/entity/decoration/ItemFrame.java
+++ b/src/main/java/net/minecraft/world/entity/decoration/ItemFrame.java
@@ -3,6 +3,7 @@ package net.minecraft.world.entity.decoration;
import com.mojang.logging.LogUtils;
import java.util.OptionalInt;
import javax.annotation.Nullable;
+import io.papermc.paper.event.player.PlayerItemFrameChangeEvent; // Paper - Add PlayerItemFrameChangeEvent
import net.minecraft.core.BlockPos;
import net.minecraft.core.Direction;
import net.minecraft.nbt.CompoundTag;
@@ -185,6 +186,13 @@ public class ItemFrame extends HangingEntity {
return true;
}
// CraftBukkit end
+ // Paper start - Add PlayerItemFrameChangeEvent
+ if (source.getEntity() instanceof Player player) {
+ var event = new PlayerItemFrameChangeEvent((org.bukkit.entity.Player) player.getBukkitEntity(), (org.bukkit.entity.ItemFrame) this.getBukkitEntity(), this.getItem().asBukkitCopy(), PlayerItemFrameChangeEvent.ItemFrameChangeAction.REMOVE);
+ if (!event.callEvent()) return true; // return true here because you aren't cancelling the damage, just the change
+ this.setItem(ItemStack.fromBukkitCopy(event.getItemStack()), false);
+ }
+ // Paper end - Add PlayerItemFrameChangeEvent
this.dropItem(source.getEntity(), false);
this.gameEvent(GameEvent.BLOCK_CHANGE, source.getEntity());
this.playSound(this.getRemoveItemSound(), 1.0F, 1.0F);
@@ -451,13 +459,26 @@ public class ItemFrame extends HangingEntity {
}
}
- this.setItem(itemstack);
+ // Paper start - Add PlayerItemFrameChangeEvent
+ PlayerItemFrameChangeEvent event = new PlayerItemFrameChangeEvent((org.bukkit.entity.Player) player.getBukkitEntity(), (org.bukkit.entity.ItemFrame) this.getBukkitEntity(), itemstack.asBukkitCopy(), PlayerItemFrameChangeEvent.ItemFrameChangeAction.PLACE);
+ if (!event.callEvent()) {
+ return InteractionResult.FAIL;
+ }
+ this.setItem(ItemStack.fromBukkitCopy(event.getItemStack()));
+ // Paper end - Add PlayerItemFrameChangeEvent
this.gameEvent(GameEvent.BLOCK_CHANGE, player);
if (!player.getAbilities().instabuild) {
itemstack.shrink(1);
}
}
} else {
+ // Paper start - Add PlayerItemFrameChangeEvent
+ PlayerItemFrameChangeEvent event = new PlayerItemFrameChangeEvent((org.bukkit.entity.Player) player.getBukkitEntity(), (org.bukkit.entity.ItemFrame) this.getBukkitEntity(), this.getItem().asBukkitCopy(), PlayerItemFrameChangeEvent.ItemFrameChangeAction.ROTATE);
+ if (!event.callEvent()) {
+ return InteractionResult.FAIL;
+ }
+ setItem(ItemStack.fromBukkitCopy(event.getItemStack()), false, false);
+ // Paper end - Add PlayerItemFrameChangeEvent
this.playSound(this.getRotateItemSound(), 1.0F, 1.0F);
this.setRotation(this.getRotation() + 1);
this.gameEvent(GameEvent.BLOCK_CHANGE, player);