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bffb08c2f9
The Paper method was chosen for deprecation because it was more restrictive in that it has an isGliding check.
43 lines
2.9 KiB
Diff
43 lines
2.9 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Nassim Jahnke <nassim@njahnke.dev>
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Date: Mon, 11 Sep 2023 12:01:57 +1000
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Subject: [PATCH] Add slot sanity checks in container clicks
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diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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index 8bca5ba75977c0a61197eb47c94f0456d66b29a4..33be0db006cca66f38f2105924466b0210139848 100644
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--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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@@ -2980,6 +2980,12 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
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break;
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case SWAP:
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if ((packet.getButtonNum() >= 0 && packet.getButtonNum() < 9) || packet.getButtonNum() == 40) {
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+ // Paper start
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+ if (packet.getSlotNum() < 0) {
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+ action = InventoryAction.NOTHING;
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+ break;
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+ }
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+ // Paper end
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click = (packet.getButtonNum() == 40) ? ClickType.SWAP_OFFHAND : ClickType.NUMBER_KEY;
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Slot clickedSlot = this.player.containerMenu.getSlot(packet.getSlotNum());
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if (clickedSlot.mayPickup(this.player)) {
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diff --git a/src/main/java/net/minecraft/world/inventory/AbstractContainerMenu.java b/src/main/java/net/minecraft/world/inventory/AbstractContainerMenu.java
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index 3ef712299fe248602b0b117c0a8e285cdf4e05c2..5d298b11f74cd2da47e6613ced621ab62aa73a7b 100644
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--- a/src/main/java/net/minecraft/world/inventory/AbstractContainerMenu.java
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+++ b/src/main/java/net/minecraft/world/inventory/AbstractContainerMenu.java
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@@ -423,6 +423,7 @@ public abstract class AbstractContainerMenu {
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this.resetQuickCraft();
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}
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} else if (this.quickcraftStatus == 1) {
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+ if (slotIndex < 0) return; // Paper
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slot = (Slot) this.slots.get(slotIndex);
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itemstack = this.getCarried();
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if (AbstractContainerMenu.canItemQuickReplace(slot, itemstack, true) && slot.mayPlace(itemstack) && (this.quickcraftType == 2 || itemstack.getCount() > this.quickcraftSlots.size()) && this.canDragTo(slot)) {
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@@ -598,6 +599,7 @@ public abstract class AbstractContainerMenu {
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int j2;
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if (actionType == ClickType.SWAP) {
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+ if (slotIndex < 0 || button < 0) return; // Paper
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slot2 = (Slot) this.slots.get(slotIndex);
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itemstack1 = playerinventory.getItem(button);
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itemstack = slot2.getItem();
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