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.
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Owen 2024-03-03 17:05:34 -05:00 committed by GitHub
parent b21eb4d9a4
commit 89d51d5f29
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GPG key ID: B5690EEEBB952194
673 changed files with 157 additions and 189 deletions

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@ -0,0 +1,56 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: TonytheMacaroni <tonythemacaroni123@gmail.com>
Date: Thu, 9 Nov 2023 20:34:44 -0500
Subject: [PATCH] Add UUID attribute modifier API
diff --git a/src/main/java/io/papermc/paper/attribute/UnmodifiableAttributeInstance.java b/src/main/java/io/papermc/paper/attribute/UnmodifiableAttributeInstance.java
index 52439f4b959c74027eb191a3af960c70beb978e8..a2c057d92ea34368c7efc538b6e5b15ef342c54e 100644
--- a/src/main/java/io/papermc/paper/attribute/UnmodifiableAttributeInstance.java
+++ b/src/main/java/io/papermc/paper/attribute/UnmodifiableAttributeInstance.java
@@ -5,6 +5,7 @@ import org.bukkit.attribute.Attribute;
import org.bukkit.attribute.AttributeModifier;
import org.bukkit.craftbukkit.attribute.CraftAttributeInstance;
+import java.util.UUID;
import java.util.Collection;
public class UnmodifiableAttributeInstance extends CraftAttributeInstance {
@@ -18,6 +19,11 @@ public class UnmodifiableAttributeInstance extends CraftAttributeInstance {
throw new UnsupportedOperationException("Cannot modify default attributes");
}
+ @Override
+ public void removeModifier(UUID uuid) {
+ throw new UnsupportedOperationException("Cannot modify default attributes");
+ }
+
@Override
public void addModifier(AttributeModifier modifier) {
throw new UnsupportedOperationException("Cannot modify default attributes");
diff --git a/src/main/java/org/bukkit/craftbukkit/attribute/CraftAttributeInstance.java b/src/main/java/org/bukkit/craftbukkit/attribute/CraftAttributeInstance.java
index e0faf9bf55f95ab21bd3452cee73196ae7ba8122..971d9a6a64d4d93950441e36aa41522c6b145ebb 100644
--- a/src/main/java/org/bukkit/craftbukkit/attribute/CraftAttributeInstance.java
+++ b/src/main/java/org/bukkit/craftbukkit/attribute/CraftAttributeInstance.java
@@ -44,6 +44,21 @@ public class CraftAttributeInstance implements AttributeInstance {
return result;
}
+ // Paper start
+ @Override
+ public AttributeModifier getModifier(java.util.UUID uuid) {
+ Preconditions.checkArgument(uuid != null, "UUID cannot be null");
+ net.minecraft.world.entity.ai.attributes.AttributeModifier modifier = this.handle.getModifier(uuid);
+ return modifier == null ? null : CraftAttributeInstance.convert(modifier);
+ }
+
+ @Override
+ public void removeModifier(java.util.UUID uuid) {
+ Preconditions.checkArgument(uuid != null, "UUID cannot be null");
+ this.handle.removeModifier(uuid);
+ }
+ // Paper end
+
@Override
public void addModifier(AttributeModifier modifier) {
Preconditions.checkArgument(modifier != null, "modifier");