Paper/patches/server/0646-Drop-carried-item-when-player-has-disconnected.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Dmitry Sidorov <jonmagon@gmail.com>
Date: Thu, 4 Feb 2021 20:32:01 +0300
Subject: [PATCH] Drop carried item when player has disconnected

Fixes disappearance of held items, when a player gets disconnected and PlayerDropItemEvent is cancelled.
Closes #5036

diff --git a/src/main/java/net/minecraft/server/players/PlayerList.java b/src/main/java/net/minecraft/server/players/PlayerList.java
index f6dc67327746ebd1176bf95cc5d090d783357a6e..0b5c58f36cea1950c63a35cc0ded8abe5569df2f 100644
--- a/src/main/java/net/minecraft/server/players/PlayerList.java
+++ b/src/main/java/net/minecraft/server/players/PlayerList.java
@@ -612,6 +612,14 @@ public abstract class PlayerList {
         }
         // Paper end
 
+        // Paper - Drop carried item when player has disconnected
+        if (!entityplayer.containerMenu.getCarried().isEmpty()) {
+            net.minecraft.world.item.ItemStack carried = entityplayer.containerMenu.getCarried();
+            entityplayer.containerMenu.setCarried(net.minecraft.world.item.ItemStack.EMPTY);
+            entityplayer.drop(carried, false);
+        }
+        // Paper end
+
         this.save(entityplayer);
         if (entityplayer.isPassenger()) {
             Entity entity = entityplayer.getRootVehicle();