Paper/patches/server/0839-EntityPickupItemEvent-fixes.patch
2024-01-18 15:56:25 +01:00

65 lines
4.1 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Mon, 4 Jul 2022 21:45:36 -0700
Subject: [PATCH] EntityPickupItemEvent fixes
Fixes double firing of the event in PiglinAi
Fixes cancelling the event for piglins still triggering the
advancement trigger
Fires the event when a Raider tries to pick up a raid banner
to become raid leader.
diff --git a/src/main/java/net/minecraft/world/entity/monster/piglin/Piglin.java b/src/main/java/net/minecraft/world/entity/monster/piglin/Piglin.java
index 1c42425b9211bea7cb189e967e566ad80fd278c2..7c1715c9f29eda23b9b517769fdd338c94ecbf8d 100644
--- a/src/main/java/net/minecraft/world/entity/monster/piglin/Piglin.java
+++ b/src/main/java/net/minecraft/world/entity/monster/piglin/Piglin.java
@@ -424,7 +424,7 @@ public class Piglin extends AbstractPiglin implements CrossbowAttackMob, Invento
@Override
protected void pickUpItem(ItemEntity item) {
- this.onItemPickup(item);
+ // this.onItemPickup(item); // Paper - EntityPickupItemEvent fixes; call in PiglinAi#pickUpItem after EntityPickupItemEvent is fired
PiglinAi.pickUpItem(this, item);
}
diff --git a/src/main/java/net/minecraft/world/entity/monster/piglin/PiglinAi.java b/src/main/java/net/minecraft/world/entity/monster/piglin/PiglinAi.java
index f0059bd69705ecc7964867b103c93e1df9985803..abf3d76c3f50536ba9b4e0acdc6f654bba7dd5e8 100644
--- a/src/main/java/net/minecraft/world/entity/monster/piglin/PiglinAi.java
+++ b/src/main/java/net/minecraft/world/entity/monster/piglin/PiglinAi.java
@@ -241,11 +241,16 @@ public class PiglinAi {
ItemStack itemstack;
// CraftBukkit start
- if (drop.getItem().is(Items.GOLD_NUGGET) && !org.bukkit.craftbukkit.event.CraftEventFactory.callEntityPickupItemEvent(piglin, drop, 0, false).isCancelled()) {
+ // Paper start - EntityPickupItemEvent fixes; fix event firing twice
+ if (drop.getItem().is(Items.GOLD_NUGGET) /* && !org.bukkit.craftbukkit.event.CraftEventFactory.callEntityPickupItemEvent(piglin, drop, 0, false).isCancelled() */) {
+ if (org.bukkit.craftbukkit.event.CraftEventFactory.callEntityPickupItemEvent(piglin, drop, 0, false).isCancelled()) return;
+ piglin.onItemPickup(drop); // Paper - moved from Piglin#pickUpItem - call prior to item entity modification
+ // Paper end - EntityPickupItemEvent fixes
piglin.take(drop, drop.getItem().getCount());
itemstack = drop.getItem();
drop.discard();
} else if (!org.bukkit.craftbukkit.event.CraftEventFactory.callEntityPickupItemEvent(piglin, drop, drop.getItem().getCount() - 1, false).isCancelled()) {
+ piglin.onItemPickup(drop); // Paper - EntityPickupItemEvent fixes; moved from Piglin#pickUpItem - call prior to item entity modification
piglin.take(drop, 1);
itemstack = PiglinAi.removeOneItemFromItemEntity(drop);
} else {
diff --git a/src/main/java/net/minecraft/world/entity/raid/Raider.java b/src/main/java/net/minecraft/world/entity/raid/Raider.java
index 5538f7a9024d8708b70de836aa78a4015656a828..0df80ba3af983c0947aca64e6940df1e584f14db 100644
--- a/src/main/java/net/minecraft/world/entity/raid/Raider.java
+++ b/src/main/java/net/minecraft/world/entity/raid/Raider.java
@@ -245,6 +245,11 @@ public abstract class Raider extends PatrollingMonster {
boolean flag = this.hasActiveRaid() && this.getCurrentRaid().getLeader(this.getWave()) != null;
if (this.hasActiveRaid() && !flag && ItemStack.matches(itemstack, Raid.getLeaderBannerInstance())) {
+ // Paper start - EntityPickupItemEvent fixes
+ if (org.bukkit.craftbukkit.event.CraftEventFactory.callEntityPickupItemEvent(this, item, 0, false).isCancelled()) {
+ return;
+ }
+ // Paper end - EntityPickupItemEvent fixes
EquipmentSlot enumitemslot = EquipmentSlot.HEAD;
ItemStack itemstack1 = this.getItemBySlot(enumitemslot);
double d0 = (double) this.getEquipmentDropChance(enumitemslot);