PaperMC/patches/server/0815-check-global-player-list-where-appropriate.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Tue, 22 Nov 2022 13:16:01 -0800
Subject: [PATCH] check global player list where appropriate

Makes certain entities check all players when searching for a player
instead of just checking players in their world.

diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
index b5eda9931a82a667c25ca1a49980b01b042dc0cc..5f1a4a35d2179b7ff5a95390f82d65cacf4fd457 100644
--- a/src/main/java/net/minecraft/server/level/ServerLevel.java
+++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
@@ -2385,4 +2385,12 @@ public class ServerLevel extends Level implements WorldGenLevel {
             entity.updateDynamicGameEventListener(DynamicGameEventListener::move);
         }
     }
+
+    // Paper start - check global player list where appropriate
+    @Override
+    @Nullable
+    public Player getGlobalPlayerByUUID(UUID uuid) {
+        return this.server.getPlayerList().getPlayer(uuid);
+    }
+    // Paper end - check global player list where appropriate
 }
diff --git a/src/main/java/net/minecraft/world/entity/LivingEntity.java b/src/main/java/net/minecraft/world/entity/LivingEntity.java
index 5fd17014c95e04d50d30e79d6e331a06b238b613..4959d8fd8f84f99f289b898fd604d8a9808d62a4 100644
--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
@@ -3698,7 +3698,7 @@ public abstract class LivingEntity extends Entity implements Attackable {
     }
 
     public void onItemPickup(ItemEntity item) {
-        Entity entity = item.getOwner();
+        Entity entity = item.thrower != null ? this.level().getGlobalPlayerByUUID(item.thrower) : null; // Paper - check global player list where appropriate
 
         if (entity instanceof ServerPlayer) {
             CriteriaTriggers.THROWN_ITEM_PICKED_UP_BY_ENTITY.trigger((ServerPlayer) entity, item.getItem(), this);
diff --git a/src/main/java/net/minecraft/world/entity/monster/ZombieVillager.java b/src/main/java/net/minecraft/world/entity/monster/ZombieVillager.java
index d4ac3e566b47cfc8688bcc2ab08385b6de4693f8..7de9d012e7416eaa0189b513a0972c846e93c4b6 100644
--- a/src/main/java/net/minecraft/world/entity/monster/ZombieVillager.java
+++ b/src/main/java/net/minecraft/world/entity/monster/ZombieVillager.java
@@ -272,7 +272,7 @@ public class ZombieVillager extends Zombie implements VillagerDataHolder {
         entityvillager.finalizeSpawn(world, world.getCurrentDifficultyAt(entityvillager.blockPosition()), MobSpawnType.CONVERSION, (SpawnGroupData) null, (CompoundTag) null);
         entityvillager.refreshBrain(world);
         if (this.conversionStarter != null) {
-            Player entityhuman = world.getPlayerByUUID(this.conversionStarter);
+            Player entityhuman = world.getGlobalPlayerByUUID(this.conversionStarter); // Paper - check global player list where appropriate
 
             if (entityhuman instanceof ServerPlayer) {
                 CriteriaTriggers.CURED_ZOMBIE_VILLAGER.trigger((ServerPlayer) entityhuman, this, entityvillager);
diff --git a/src/main/java/net/minecraft/world/level/EntityGetter.java b/src/main/java/net/minecraft/world/level/EntityGetter.java
index e7b6f97d8519a5797903664e5ba2a793e37a4bfc..57d4d2014f33a2f069d6c5aaa8e87e36b63a7177 100644
--- a/src/main/java/net/minecraft/world/level/EntityGetter.java
+++ b/src/main/java/net/minecraft/world/level/EntityGetter.java
@@ -231,4 +231,11 @@ public interface EntityGetter {
 
         return null;
     }
+
+    // Paper start - check global player list where appropriate
+    @Nullable
+    default Player getGlobalPlayerByUUID(UUID uuid) {
+        return this.getPlayerByUUID(uuid);
+    }
+    // Paper end - check global player list where appropriate
 }
diff --git a/src/main/java/net/minecraft/world/level/block/entity/SculkShriekerBlockEntity.java b/src/main/java/net/minecraft/world/level/block/entity/SculkShriekerBlockEntity.java
index e143f42e71ac774d49b75e6d85591aa1189ee210..c27b97e9f097c824de7c785b4cc9e0a503259b08 100644
--- a/src/main/java/net/minecraft/world/level/block/entity/SculkShriekerBlockEntity.java
+++ b/src/main/java/net/minecraft/world/level/block/entity/SculkShriekerBlockEntity.java
@@ -100,6 +100,13 @@ public class SculkShriekerBlockEntity extends BlockEntity implements GameEventLi
 
     @Nullable
     public static ServerPlayer tryGetPlayer(@Nullable Entity entity) {
+        // Paper start - check global player list where appropriate; ensure level is the same for sculk events
+        final ServerPlayer player = tryGetPlayer0(entity);
+        return player != null && player.level() == entity.level() ? player : null;
+    }
+    @Nullable
+    private static ServerPlayer tryGetPlayer0(@Nullable Entity entity) {
+        // Paper end - check global player list where appropriate
         if (entity instanceof ServerPlayer serverPlayer) {
             return serverPlayer;
         } else {