mirror of
https://github.com/PaperMC/Paper.git
synced 2024-08-25 06:03:03 +02:00
212 lines
14 KiB
Diff
212 lines
14 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Jake Potrebic <jake.m.potrebic@gmail.com>
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Date: Sat, 9 Mar 2024 14:13:04 -0800
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Subject: [PATCH] Fix DamageSource API
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Uses the correct entity in the EntityDamageByEntity event
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Returns the correct entity for API's DamageSource#getCausingEntity
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diff --git a/src/main/java/net/minecraft/world/damagesource/DamageSource.java b/src/main/java/net/minecraft/world/damagesource/DamageSource.java
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index 533ea6cbb813c8d1dc2bb3f65fd94d4fa5dd591e..dd9638bdb228a53e72820e0e7cf6fe6fcc08fe4b 100644
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--- a/src/main/java/net/minecraft/world/damagesource/DamageSource.java
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+++ b/src/main/java/net/minecraft/world/damagesource/DamageSource.java
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@@ -29,7 +29,8 @@ public class DamageSource {
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private boolean sweep = false;
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private boolean melting = false;
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private boolean poison = false;
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- private Entity customEntityDamager = null; // This field is a helper for when causing entity damage is not set by vanilla
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+ @Nullable
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+ private Entity customEventDamager = null; // This field is a helper for when causing entity damage is not set by vanilla // Paper - fix DamageSource API
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public DamageSource sweep() {
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this.sweep = true;
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@@ -58,18 +59,19 @@ public class DamageSource {
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return this.poison;
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}
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- public Entity getDamager() {
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- return (this.customEntityDamager != null) ? this.customEntityDamager : this.directEntity;
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+ // Paper start - fix DamageSource API
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+ @Nullable
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+ public Entity getCustomEventDamager() {
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+ return (this.customEventDamager != null) ? this.customEventDamager : this.directEntity;
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}
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- public DamageSource customEntityDamager(Entity entity) {
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- // This method is not intended for change the causing entity if is already set
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- // also is only necessary if the entity passed is not the direct entity or different from the current causingEntity
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- if (this.customEntityDamager != null || this.directEntity == entity || this.causingEntity == entity) {
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- return this;
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+ public DamageSource customEventDamager(Entity entity) {
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+ if (this.directEntity != null) {
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+ throw new IllegalStateException("Cannot set custom event damager when direct entity is already set (report a bug to Paper)");
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}
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DamageSource damageSource = this.cloneInstance();
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- damageSource.customEntityDamager = entity;
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+ damageSource.customEventDamager = entity;
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+ // Paper end - fix DamageSource API
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return damageSource;
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}
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diff --git a/src/main/java/net/minecraft/world/damagesource/DamageSources.java b/src/main/java/net/minecraft/world/damagesource/DamageSources.java
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index abda6094e02ebd2589ba0e4760e574fcf44dc8e4..5ec8cbd07a1830876f58e1fd33de6df4466d7e95 100644
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--- a/src/main/java/net/minecraft/world/damagesource/DamageSources.java
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+++ b/src/main/java/net/minecraft/world/damagesource/DamageSources.java
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@@ -258,13 +258,7 @@ public class DamageSources {
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}
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public DamageSource explosion(@Nullable Entity source, @Nullable Entity attacker) {
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- // CraftBukkit start
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- return this.explosion(source, attacker, attacker != null && source != null ? DamageTypes.PLAYER_EXPLOSION : DamageTypes.EXPLOSION);
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- }
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-
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- public DamageSource explosion(@Nullable Entity entity, @Nullable Entity entity1, ResourceKey<DamageType> resourceKey) {
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- return this.source(resourceKey, entity, entity1);
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- // CraftBukkit end
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+ return this.source(attacker != null && source != null ? DamageTypes.PLAYER_EXPLOSION : DamageTypes.EXPLOSION, source, attacker); // Paper - revert to vanilla
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}
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public DamageSource sonicBoom(Entity attacker) {
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diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
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index a28a26fd6b409471c14e5702b45f42b23e2bfbeb..d6c24ad4e32fba5416c7cdd898d72f6207ae278a 100644
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--- a/src/main/java/net/minecraft/world/entity/Entity.java
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+++ b/src/main/java/net/minecraft/world/entity/Entity.java
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@@ -3201,7 +3201,7 @@ public abstract class Entity implements SyncedDataHolder, Nameable, EntityAccess
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return;
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}
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- if (!this.hurt(this.damageSources().lightningBolt().customEntityDamager(lightning), 5.0F)) {
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+ if (!this.hurt(this.damageSources().lightningBolt().customEventDamager(lightning), 5.0F)) { // Paper - fix DamageSource API
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return;
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}
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// CraftBukkit end
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diff --git a/src/main/java/net/minecraft/world/entity/animal/Turtle.java b/src/main/java/net/minecraft/world/entity/animal/Turtle.java
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index b4d68a08ec1e4ec7bcc123bcb6c2dc90272430cf..ffffa53fcaa6ec8681b283fa20bb5a3320ad9c11 100644
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--- a/src/main/java/net/minecraft/world/entity/animal/Turtle.java
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+++ b/src/main/java/net/minecraft/world/entity/animal/Turtle.java
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@@ -334,7 +334,7 @@ public class Turtle extends Animal {
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@Override
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public void thunderHit(ServerLevel world, LightningBolt lightning) {
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- this.hurt(this.damageSources().lightningBolt().customEntityDamager(lightning), Float.MAX_VALUE); // CraftBukkit
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+ this.hurt(this.damageSources().lightningBolt().customEventDamager(lightning), Float.MAX_VALUE); // CraftBukkit // Paper - fix DamageSource API
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}
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@Override
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diff --git a/src/main/java/net/minecraft/world/entity/decoration/HangingEntity.java b/src/main/java/net/minecraft/world/entity/decoration/HangingEntity.java
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index 0ffff5329fa2c7833f9ec71528cb7f951cf78109..bf2d91bbb4bf401696f5f5d14a67e3920a179084 100644
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--- a/src/main/java/net/minecraft/world/entity/decoration/HangingEntity.java
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+++ b/src/main/java/net/minecraft/world/entity/decoration/HangingEntity.java
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@@ -203,7 +203,7 @@ public abstract class HangingEntity extends Entity {
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} else {
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if (!this.isRemoved() && !this.level().isClientSide) {
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// CraftBukkit start - fire break events
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- Entity damager = (source.isIndirect()) ? source.getEntity() : source.getDirectEntity();
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+ Entity damager = (source.isIndirect() && source.getEntity() != null) ? source.getEntity() : source.getDirectEntity(); // Paper - fix DamageSource API
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HangingBreakEvent event;
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if (damager != null) {
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event = new HangingBreakByEntityEvent((Hanging) this.getBukkitEntity(), damager.getBukkitEntity(), source.is(DamageTypeTags.IS_EXPLOSION) ? HangingBreakEvent.RemoveCause.EXPLOSION : HangingBreakEvent.RemoveCause.ENTITY);
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diff --git a/src/main/java/net/minecraft/world/entity/monster/Creeper.java b/src/main/java/net/minecraft/world/entity/monster/Creeper.java
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index 7db5de71b0353d9807978c0351870fd99b76ee67..0ae4ba060b2ce2c79e1235c939f3c1926eb6e33e 100644
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--- a/src/main/java/net/minecraft/world/entity/monster/Creeper.java
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+++ b/src/main/java/net/minecraft/world/entity/monster/Creeper.java
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@@ -271,7 +271,7 @@ public class Creeper extends Monster implements PowerableMob {
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if (!event.isCancelled()) {
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// CraftBukkit end
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this.dead = true;
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- this.level().explode(this, this.level().damageSources().explosion(this, this.entityIgniter, net.minecraft.world.damagesource.DamageTypes.EXPLOSION), null, this.getX(), this.getY(), this.getZ(), event.getRadius(), event.getFire(), Level.ExplosionInteraction.MOB); // CraftBukkit
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+ this.level().explode(this, this.getX(), this.getY(), this.getZ(), event.getRadius(), event.getFire(), Level.ExplosionInteraction.MOB); // CraftBukkit // Paper - fix DamageSource API (revert to vanilla, no, just no, don't change this)
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this.discard(EntityRemoveEvent.Cause.EXPLODE); // CraftBukkit - add Bukkit remove cause
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this.spawnLingeringCloud();
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// CraftBukkit start
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diff --git a/src/main/java/net/minecraft/world/entity/projectile/EvokerFangs.java b/src/main/java/net/minecraft/world/entity/projectile/EvokerFangs.java
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index edc5cfd3f3eab176df9080cf932dac3905f1b26d..f8aa723f18e28b02d4b7055404922ff8d7a73f8d 100644
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--- a/src/main/java/net/minecraft/world/entity/projectile/EvokerFangs.java
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+++ b/src/main/java/net/minecraft/world/entity/projectile/EvokerFangs.java
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@@ -133,7 +133,7 @@ public class EvokerFangs extends Entity implements TraceableEntity {
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if (target.isAlive() && !target.isInvulnerable() && target != entityliving1) {
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if (entityliving1 == null) {
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- target.hurt(this.damageSources().magic().customEntityDamager(this), 6.0F); // CraftBukkit
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+ target.hurt(this.damageSources().magic().customEventDamager(this), 6.0F); // CraftBukkit // Paper - fix DamageSource API
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} else {
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if (entityliving1.isAlliedTo((Entity) target)) {
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return;
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diff --git a/src/main/java/net/minecraft/world/entity/projectile/ThrownEnderpearl.java b/src/main/java/net/minecraft/world/entity/projectile/ThrownEnderpearl.java
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index ced6bf2fc4556c9b2b32ac382058506e931c1475..519755b7f8bc7e8bb9fab135fc5bf7de3a9419f9 100644
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--- a/src/main/java/net/minecraft/world/entity/projectile/ThrownEnderpearl.java
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+++ b/src/main/java/net/minecraft/world/entity/projectile/ThrownEnderpearl.java
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@@ -85,7 +85,7 @@ public class ThrownEnderpearl extends ThrowableItemProjectile {
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entityplayer.connection.teleport(teleEvent.getTo());
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entity.resetFallDistance();
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- entity.hurt(this.damageSources().fall().customEntityDamager(this), 5.0F); // CraftBukkit
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+ entity.hurt(this.damageSources().fall().customEventDamager(this), 5.0F); // CraftBukkit // Paper - fix DamageSource API
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}
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// CraftBukkit end
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this.level().playSound((Player) null, this.getX(), this.getY(), this.getZ(), SoundEvents.PLAYER_TELEPORT, SoundSource.PLAYERS);
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diff --git a/src/main/java/net/minecraft/world/entity/projectile/WitherSkull.java b/src/main/java/net/minecraft/world/entity/projectile/WitherSkull.java
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index 02931861de955352e71d6f5ffc720a17304815fe..55b4b5ad5f084c9a271a716d076672478d6486ba 100644
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--- a/src/main/java/net/minecraft/world/entity/projectile/WitherSkull.java
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+++ b/src/main/java/net/minecraft/world/entity/projectile/WitherSkull.java
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@@ -72,7 +72,7 @@ public class WitherSkull extends AbstractHurtingProjectile {
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}
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}
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} else {
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- flag = entity.hurt(this.damageSources().magic().customCausingEntity(this), 5.0F); // Paper - Fire EntityDamageByEntityEvent for unowned wither skulls
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+ flag = entity.hurt(this.damageSources().magic().customEventDamager(this), 5.0F); // Paper - Fire EntityDamageByEntityEvent for unowned wither skulls // Paper - fix DamageSource API
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}
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if (flag && entity instanceof LivingEntity) {
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diff --git a/src/main/java/org/bukkit/craftbukkit/damage/CraftDamageSource.java b/src/main/java/org/bukkit/craftbukkit/damage/CraftDamageSource.java
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index ab67c5caaff6e8c7de293b528636f53254b805bd..6d92856b5089e946a85d519cadce080bc6c3574f 100644
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--- a/src/main/java/org/bukkit/craftbukkit/damage/CraftDamageSource.java
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+++ b/src/main/java/org/bukkit/craftbukkit/damage/CraftDamageSource.java
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@@ -47,7 +47,7 @@ public class CraftDamageSource implements DamageSource {
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@Override
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public org.bukkit.entity.Entity getDirectEntity() {
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- net.minecraft.world.entity.Entity entity = this.getHandle().getDamager();
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+ net.minecraft.world.entity.Entity entity = this.getHandle().getDirectEntity(); // Paper - fix DamageSource API
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return (entity != null) ? entity.getBukkitEntity() : null;
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}
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@@ -65,7 +65,7 @@ public class CraftDamageSource implements DamageSource {
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@Override
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public boolean isIndirect() {
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- return this.getHandle().getEntity() != this.getHandle().getDamager();
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+ return this.getHandle().isIndirect(); // Paper - fix DamageSource API
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}
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@Override
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diff --git a/src/main/java/org/bukkit/craftbukkit/damage/CraftDamageSourceBuilder.java b/src/main/java/org/bukkit/craftbukkit/damage/CraftDamageSourceBuilder.java
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index 4c6e15535fa40aad8cf1920f392589404f9ba79c..35eb95ef6fb6a0f7ea63351e90741c489fdd15f9 100644
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--- a/src/main/java/org/bukkit/craftbukkit/damage/CraftDamageSourceBuilder.java
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+++ b/src/main/java/org/bukkit/craftbukkit/damage/CraftDamageSourceBuilder.java
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@@ -41,6 +41,11 @@ public class CraftDamageSourceBuilder implements DamageSource.Builder {
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@Override
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public DamageSource build() {
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+ // Paper start - fix DamageCause API
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+ if (this.causingEntity != null && this.directEntity == null) {
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+ throw new IllegalArgumentException("Direct entity must be set if causing entity is set");
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+ }
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+ // Paper end - fix DamageCause API
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return CraftDamageSource.buildFromBukkit(this.damageType, this.causingEntity, this.directEntity, this.damageLocation);
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}
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}
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diff --git a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
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index 1d526e76eca94cf2dce473cff2b56ea9f7f0ec18..e075770772b84a79f2e05f273f31a4aeb479ff98 100644
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--- a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
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+++ b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
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@@ -1084,7 +1084,7 @@ public class CraftEventFactory {
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private static EntityDamageEvent handleEntityDamageEvent(Entity entity, DamageSource source, Map<DamageModifier, Double> modifiers, Map<DamageModifier, Function<? super Double, Double>> modifierFunctions, boolean cancelled) {
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CraftDamageSource bukkitDamageSource = new CraftDamageSource(source);
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- Entity damager = (source.getDamager() != null) ? source.getDamager() : source.getEntity();
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+ final Entity damager = source.getCustomEventDamager(); // Paper - fix DamageSource API
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if (source.is(DamageTypeTags.IS_EXPLOSION)) {
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if (damager == null) {
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return CraftEventFactory.callEntityDamageEvent(source.getDirectBlock(), source.getDirectBlockState(), entity, DamageCause.BLOCK_EXPLOSION, bukkitDamageSource, modifiers, modifierFunctions, cancelled);
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