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Paper/patches/server/0584-Fix-potions-splash-events.patch
Nassim Jahnke 71c84c8132
Updated Upstream (Bukkit/CraftBukkit/Spigot) (#10277) 
Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
9a80d38c SPIGOT-336, SPIGOT-3366, SPIGOT-5768, SPIGOT-6409, SPIGOT-6861, PR-722: Add EntityRemoveEvent
258086d9 SPIGOT-7417, PR-967: Add Sign#getTargetSide and Sign#getAllowedEditor
ffaba051 SPIGOT-7584: Add missing Tag.ITEMS_NON_FLAMMABLE_WOOD

CraftBukkit Changes:
98b6c1ac7 SPIGOT-7589 Fix NullPointerException when bans expire
a2736ddb0 SPIGOT-336, SPIGOT-3366, SPIGOT-5768, SPIGOT-6409, SPIGOT-6861, PR-1008: Add EntityRemoveEvent
5bf12cb89 SPIGOT-7565: Throw a more descriptive error message when a developer tries to spawn an entity from a CraftBukkit class
76d95fe7e SPIGOT-7417, PR-1343: Add Sign#getTargetSide and Sign#getAllowedEditor

Spigot Changes:
e9ec5485 Rebuild patches
f1b62e0c Rebuild patches
2024-02-23 14:37:33 +01:00

193 Zeilen
11 KiB
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Originalformat Blame Verlauf

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Thu, 20 May 2021 20:40:53 -0700
Subject: [PATCH] Fix potions splash events
Fix PotionSplashEvent for water splash potions
Fixes SPIGOT-6221: https://hub.spigotmc.org/jira/projects/SPIGOT/issues/SPIGOT-6221
Fix splash events cancellation that still show particles/sound
diff --git a/src/main/java/net/minecraft/world/entity/projectile/ThrownPotion.java b/src/main/java/net/minecraft/world/entity/projectile/ThrownPotion.java
index 6e921bf7101224d6b8261ab8d87724080c4095d7..0204257ca0245830534592922e400a362c347715 100644
--- a/src/main/java/net/minecraft/world/entity/projectile/ThrownPotion.java
+++ b/src/main/java/net/minecraft/world/entity/projectile/ThrownPotion.java
@@ -106,56 +106,77 @@ public class ThrownPotion extends ThrowableItemProjectile implements ItemSupplie
Potion potionregistry = PotionUtils.getPotion(itemstack);
List<MobEffectInstance> list = PotionUtils.getMobEffects(itemstack);
boolean flag = potionregistry == Potions.WATER && list.isEmpty();
+ boolean showParticles = true; // Paper - Fix potions splash events
if (flag) {
- this.applyWater();
+ showParticles = this.applyWater(hitResult); // Paper - Fix potions splash events
} else if (true || !list.isEmpty()) { // CraftBukkit - Call event even if no effects to apply
if (this.isLingering()) {
- this.makeAreaOfEffectCloud(itemstack, potionregistry, hitResult); // CraftBukkit - Pass MovingObjectPosition
+ showParticles = this.makeAreaOfEffectCloud(itemstack, potionregistry, hitResult); // CraftBukkit - Pass MovingObjectPosition // Paper
} else {
- this.applySplash(list, hitResult.getType() == HitResult.Type.ENTITY ? ((EntityHitResult) hitResult).getEntity() : null, hitResult); // CraftBukkit - Pass MovingObjectPosition
+ showParticles = this.applySplash(list, hitResult.getType() == HitResult.Type.ENTITY ? ((EntityHitResult) hitResult).getEntity() : null, hitResult); // CraftBukkit - Pass MovingObjectPosition // Paper
}
}
+ if (showParticles) { // Paper - Fix potions splash events
int i = potionregistry.hasInstantEffects() ? 2007 : 2002;
this.level().levelEvent(i, this.blockPosition(), PotionUtils.getColor(itemstack));
+ } // Paper - Fix potions splash events
this.discard(EntityRemoveEvent.Cause.HIT); // CraftBukkit - add Bukkit remove cause
}
}
- private void applyWater() {
+ private static final Predicate<net.minecraft.world.entity.LivingEntity> APPLY_WATER_GET_ENTITIES_PREDICATE = ThrownPotion.WATER_SENSITIVE_OR_ON_FIRE.or(Axolotl.class::isInstance); // Paper - Fix potions splash events
+ private boolean applyWater(@Nullable HitResult hitResult) { // Paper - Fix potions splash events
AABB axisalignedbb = this.getBoundingBox().inflate(4.0D, 2.0D, 4.0D);
- List<net.minecraft.world.entity.LivingEntity> list = this.level().getEntitiesOfClass(net.minecraft.world.entity.LivingEntity.class, axisalignedbb, ThrownPotion.WATER_SENSITIVE_OR_ON_FIRE);
+ // Paper start - Fix potions splash events
+ List<net.minecraft.world.entity.LivingEntity> list = this.level().getEntitiesOfClass(net.minecraft.world.entity.LivingEntity.class, axisalignedbb, ThrownPotion.APPLY_WATER_GET_ENTITIES_PREDICATE);
+ Map<LivingEntity, Double> affected = new HashMap<>();
+ java.util.Set<LivingEntity> rehydrate = new java.util.HashSet<>();
+ java.util.Set<LivingEntity> extinguish = new java.util.HashSet<>();
Iterator iterator = list.iterator();
while (iterator.hasNext()) {
net.minecraft.world.entity.LivingEntity entityliving = (net.minecraft.world.entity.LivingEntity) iterator.next();
+ if (entityliving instanceof Axolotl axolotl) {
+ rehydrate.add(((org.bukkit.entity.Axolotl) axolotl.getBukkitEntity()));
+ }
double d0 = this.distanceToSqr((Entity) entityliving);
if (d0 < 16.0D) {
if (entityliving.isSensitiveToWater()) {
- entityliving.hurt(this.damageSources().indirectMagic(this, this.getOwner()), 1.0F);
+ affected.put(entityliving.getBukkitLivingEntity(), 1.0);
}
if (entityliving.isOnFire() && entityliving.isAlive()) {
- entityliving.extinguishFire();
+ extinguish.add(entityliving.getBukkitLivingEntity());
}
}
}
- List<Axolotl> list1 = this.level().getEntitiesOfClass(Axolotl.class, axisalignedbb);
- Iterator iterator1 = list1.iterator();
-
- while (iterator1.hasNext()) {
- Axolotl axolotl = (Axolotl) iterator1.next();
-
- axolotl.rehydrate();
+ io.papermc.paper.event.entity.WaterBottleSplashEvent event = org.bukkit.craftbukkit.event.CraftEventFactory.callWaterBottleSplashEvent(
+ this, hitResult, affected, rehydrate, extinguish
+ );
+ if (!event.isCancelled()) {
+ for (LivingEntity affectedEntity : event.getToDamage()) {
+ ((CraftLivingEntity) affectedEntity).getHandle().hurt(this.damageSources().indirectMagic(this, this.getOwner()), 1.0F);
+ }
+ for (LivingEntity toExtinguish : event.getToExtinguish()) {
+ ((CraftLivingEntity) toExtinguish).getHandle().extinguishFire();
+ }
+ for (LivingEntity toRehydrate : event.getToRehydrate()) {
+ if (((CraftLivingEntity) toRehydrate).getHandle() instanceof Axolotl axolotl) {
+ axolotl.rehydrate();
+ }
+ }
+ // Paper end - Fix potions splash events
}
+ return !event.isCancelled(); // Paper - Fix potions splash events
}
- private void applySplash(List<MobEffectInstance> list, @Nullable Entity entity, HitResult position) { // CraftBukkit - Pass MovingObjectPosition
+ private boolean applySplash(List<MobEffectInstance> list, @Nullable Entity entity, HitResult position) { // CraftBukkit - Pass MovingObjectPosition // Paper - Fix potions splash events
AABB axisalignedbb = this.getBoundingBox().inflate(4.0D, 2.0D, 4.0D);
List<net.minecraft.world.entity.LivingEntity> list1 = this.level().getEntitiesOfClass(net.minecraft.world.entity.LivingEntity.class, axisalignedbb);
Map<LivingEntity, Double> affected = new HashMap<LivingEntity, Double>(); // CraftBukkit
@@ -173,6 +194,7 @@ public class ThrownPotion extends ThrowableItemProjectile implements ItemSupplie
if (d0 < 16.0D) {
double d1;
+ // Paper - diff on change, used when calling the splash event for water splash potions
if (entityliving == entity) {
d1 = 1.0D;
} else {
@@ -227,10 +249,11 @@ public class ThrownPotion extends ThrowableItemProjectile implements ItemSupplie
}
}
}
+ return !event.isCancelled(); // Paper - Fix potions splash events
}
- private void makeAreaOfEffectCloud(ItemStack itemstack, Potion potionregistry, HitResult position) { // CraftBukkit - Pass MovingObjectPosition
+ private boolean makeAreaOfEffectCloud(ItemStack itemstack, Potion potionregistry, HitResult position) { // CraftBukkit - Pass MovingObjectPosition // Paper - return boolean
AreaEffectCloud entityareaeffectcloud = new AreaEffectCloud(this.level(), this.getX(), this.getY(), this.getZ());
Entity entity = this.getOwner();
@@ -245,10 +268,12 @@ public class ThrownPotion extends ThrowableItemProjectile implements ItemSupplie
entityareaeffectcloud.setPotion(potionregistry);
Iterator iterator = PotionUtils.getCustomEffects(itemstack).iterator();
+ boolean noEffects = potionregistry.getEffects().isEmpty(); // Paper - Fix potions splash events
while (iterator.hasNext()) {
MobEffectInstance mobeffect = (MobEffectInstance) iterator.next();
entityareaeffectcloud.addEffect(new MobEffectInstance(mobeffect));
+ noEffects = false; // Paper - Fix potions splash events
}
CompoundTag nbttagcompound = itemstack.getTag();
@@ -259,12 +284,13 @@ public class ThrownPotion extends ThrowableItemProjectile implements ItemSupplie
// CraftBukkit start
org.bukkit.event.entity.LingeringPotionSplashEvent event = org.bukkit.craftbukkit.event.CraftEventFactory.callLingeringPotionSplashEvent(this, position, entityareaeffectcloud);
- if (!(event.isCancelled() || entityareaeffectcloud.isRemoved())) {
+ if (!(event.isCancelled() || entityareaeffectcloud.isRemoved() || (noEffects && entityareaeffectcloud.effects.isEmpty() && entityareaeffectcloud.getPotion().getEffects().isEmpty()))) { // Paper - don't spawn area effect cloud if the effects were empty and not changed during the event handling
this.level().addFreshEntity(entityareaeffectcloud);
} else {
entityareaeffectcloud.discard(null); // CraftBukkit - add Bukkit remove cause
}
// CraftBukkit end
+ return !event.isCancelled(); // Paper - Fix potions splash events
}
public boolean isLingering() {
diff --git a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
index 11b42f349edefb6961b61d709bfbe3ad4b55c7f8..fef616ed1deac6cf400a2f39a2eba11b94921415 100644
--- a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
+++ b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
@@ -875,6 +875,32 @@ public class CraftEventFactory {
return event;
}
+ // Paper start - Fix potions splash events
+ public static io.papermc.paper.event.entity.WaterBottleSplashEvent callWaterBottleSplashEvent(net.minecraft.world.entity.projectile.ThrownPotion potion, @Nullable HitResult hitResult, Map<LivingEntity, Double> affectedEntities, java.util.Set<LivingEntity> rehydrate, java.util.Set<LivingEntity> extinguish) {
+ ThrownPotion thrownPotion = (ThrownPotion) potion.getBukkitEntity();
+
+ Block hitBlock = null;
+ BlockFace hitFace = null;
+ org.bukkit.entity.Entity hitEntity = null;
+
+ if (hitResult != null) {
+ if (hitResult.getType() == HitResult.Type.BLOCK) {
+ BlockHitResult blockHitResult = (BlockHitResult) hitResult;
+ hitBlock = CraftBlock.at(potion.level(), blockHitResult.getBlockPos());
+ hitFace = CraftBlock.notchToBlockFace(blockHitResult.getDirection());
+ } else if (hitResult.getType() == HitResult.Type.ENTITY) {
+ hitEntity = ((EntityHitResult) hitResult).getEntity().getBukkitEntity();
+ }
+ }
+
+ io.papermc.paper.event.entity.WaterBottleSplashEvent event = new io.papermc.paper.event.entity.WaterBottleSplashEvent(
+ thrownPotion, hitEntity, hitBlock, hitFace, affectedEntities, rehydrate, extinguish
+ );
+ event.callEvent();
+ return event;
+ }
+ // Paper end - Fix potions splash events
+
/**
* BlockFadeEvent
*/
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