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Don't fire EntityPotionEffectEvent during worldgen (#9965)

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Jake Potrebic 2023-11-25 14:18:37 -08:00 committed by GitHub
parent 8280211e52
commit 8eac3e1b93
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patches/server/1054-Don-t-fire-EntityPotionEffectEvent-during-worldgen.patch Normal file
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@ -0,0 +1,61 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Thu, 23 Nov 2023 10:33:25 -0800
Subject: [PATCH] Don't fire EntityPotionEffectEvent during worldgen
Asynchronous chunk generation provides an opportunity for mobs
being added with generation to have effects added to them. The event
does not support asynchronous firing.
diff --git a/src/main/java/net/minecraft/world/entity/LivingEntity.java b/src/main/java/net/minecraft/world/entity/LivingEntity.java
index a76eb3d051db0229ed088b71c92ff3f131449007..87134e57a57df0fceda903e35d22f3f2de31adf3 100644
--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
@@ -1134,6 +1134,11 @@ public abstract class LivingEntity extends Entity implements Attackable {
}
public boolean addEffect(MobEffectInstance mobeffect, @Nullable Entity entity, EntityPotionEffectEvent.Cause cause) {
+ // Paper start - add boolean param to optionally fire the event
+ return this.addEffect(mobeffect, entity, cause, true);
+ }
+ public boolean addEffect(MobEffectInstance mobeffect, @Nullable Entity entity, EntityPotionEffectEvent.Cause cause, boolean fireEvent) {
+ // Paper end
// org.spigotmc.AsyncCatcher.catchOp("effect add"); // Spigot // Paper - move to API
if (this.isTickingEffects) {
this.effectsToProcess.add(new ProcessableEffect(mobeffect, cause));
@@ -1153,10 +1158,13 @@ public abstract class LivingEntity extends Entity implements Attackable {
override = new MobEffectInstance(mobeffect1).update(mobeffect);
}
+ if (fireEvent) { // Paper
EntityPotionEffectEvent event = CraftEventFactory.callEntityPotionEffectChangeEvent(this, mobeffect1, mobeffect, cause, override);
+ override = event.isOverride(); // Paper
if (event.isCancelled()) {
return false;
}
+ } // Paper
// CraftBukkit end
if (mobeffect1 == null) {
@@ -1164,7 +1172,7 @@ public abstract class LivingEntity extends Entity implements Attackable {
this.onEffectAdded(mobeffect, entity);
flag = true;
// CraftBukkit start
- } else if (event.isOverride()) {
+ } else if (override) { // Paper
mobeffect1.update(mobeffect);
this.onEffectUpdated(mobeffect1, true, entity);
// CraftBukkit end
diff --git a/src/main/java/net/minecraft/world/entity/monster/Spider.java b/src/main/java/net/minecraft/world/entity/monster/Spider.java
index 71b5a9c97a13f703073c0122742ff9e8a0e49df2..6f12e342adf1a008709fd9a4fbbbe1da8ec31b83 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Spider.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Spider.java
@@ -182,7 +182,7 @@ public class Spider extends Monster {
MobEffect mobeffectlist = entityspider_groupdataspider.effect;
if (mobeffectlist != null) {
- this.addEffect(new MobEffectInstance(mobeffectlist, -1), org.bukkit.event.entity.EntityPotionEffectEvent.Cause.SPIDER_SPAWN); // CraftBukkit
+ this.addEffect(new MobEffectInstance(mobeffectlist, -1), null, org.bukkit.event.entity.EntityPotionEffectEvent.Cause.SPIDER_SPAWN, world instanceof net.minecraft.server.level.ServerLevel); // CraftBukkit // Paper - only fire the effect event if this is happening in a ServerLevel
}
}