papermc/patches/server/0662-fix-PlayerItemHeldEvent-firing-twice.patch
MiniDigger 4104545b11 remove system property for book size limits
"It was from a different time before books were as jank as they are now. As time has gone on they've only proven to be worse and worse."
2021-06-17 21:12:40 +02:00

18 lines
1.3 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: chickeneer <emcchickeneer@gmail.com>
Date: Thu, 22 Apr 2021 19:02:07 -0700
Subject: [PATCH] fix PlayerItemHeldEvent firing twice
diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index 78ad9688a9acab75fb059f2a37528692faf71e86..2958ff7f1ac66120fc9880d17ec4b46c72821aaa 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -1926,6 +1926,7 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
PacketUtils.ensureRunningOnSameThread(packet, this, this.player.getLevel());
if (this.player.isImmobile()) return; // CraftBukkit
if (packet.getSlot() >= 0 && packet.getSlot() < Inventory.getSelectionSize()) {
+ if (packet.getSlot() == this.player.getInventory().selected) { return; } // Paper - don't fire itemheldevent when there wasn't a slot change
PlayerItemHeldEvent event = new PlayerItemHeldEvent(this.getCraftPlayer(), this.player.getInventory().selected, packet.getSlot());
this.cserver.getPluginManager().callEvent(event);
if (event.isCancelled()) {