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Paper/patches/server/0049-Ensure-inv-drag-is-in-bounds.patch
2021-06-12 09:26:16 +02:00

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Joseph Hirschfeld <joe@ibj.io>
Date: Thu, 3 Mar 2016 02:33:53 -0600
Subject: [PATCH] Ensure inv drag is in bounds
diff --git a/src/main/java/net/minecraft/world/inventory/AbstractContainerMenu.java b/src/main/java/net/minecraft/world/inventory/AbstractContainerMenu.java
index eaf2c55328e5dd6b7b55b5701501e4441923f060..0d832c4f0c62f56b9208720afcdcc02044662c90 100644
--- a/src/main/java/net/minecraft/world/inventory/AbstractContainerMenu.java
+++ b/src/main/java/net/minecraft/world/inventory/AbstractContainerMenu.java
@@ -374,7 +374,7 @@ public abstract class AbstractContainerMenu {
this.resetQuickCraft();
}
} else if (this.quickcraftStatus == 1) {
- slot = (Slot) this.slots.get(slotIndex);
+ slot = slotIndex < this.slots.size() ? this.slots.get(slotIndex) : null; // Paper - Ensure drag in bounds
itemstack = this.getCarried();
if (AbstractContainerMenu.canItemQuickReplace(slot, itemstack, true) && slot.mayPlace(itemstack) && (this.quickcraftType == 2 || itemstack.getCount() > this.quickcraftSlots.size()) && this.canDragTo(slot)) {
this.quickcraftSlots.add(slot);