PaperMC/patches/server/Fix-DamageSource-API.patch
Nassim Jahnke efb91589dc Updated Upstream (Bukkit/CraftBukkit)
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:
e2160a18 Make MapCursor#type not depends on deprecated values

CraftBukkit Changes:
6ce172642 SPIGOT-7761: Ender pearl does not damage or spawn endermites
f5a63f734 SPIGOT-7759: Chunk not there when requested in ChunkUnloadEvent
28287259c Remove unused import
eb9a7dde0 SPIGOT-7757: Cannot set item in Stonecutter Inventory
f8be9d752 Move deserialized removed unhandled tags to dedicated removedTags
a7e576186 Fix potential mutability issue with CraftMetaItem copy constructor
995885452 SPIGOT-7741: Vanilla ItemComponent in commands can't remove components
9ef69aa0b PR-1284: Move ItemType <-> ItemMeta linking to a centralized place
3e82eafbe PR-1420: Fix DirectEntity and CausingEntity Damager for Creepers ignited by Player
c23daa71f SPIGOT-7751: Fix crash caused by arrows from trial spawners
Make MapCursor#type not depends on deprecated values
SPIGOT-7761: Ender pearl does not damage or spawn endermites
2024-06-15 18:28:18 +02:00

234 lines
15 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Sat, 9 Mar 2024 14:13:04 -0800
Subject: [PATCH] Fix DamageSource API
Uses the correct entity in the EntityDamageByEntity event
Returns the correct entity for API's DamageSource#getCausingEntity
diff --git a/src/main/java/net/minecraft/world/damagesource/DamageSource.java b/src/main/java/net/minecraft/world/damagesource/DamageSource.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/world/damagesource/DamageSource.java
+++ b/src/main/java/net/minecraft/world/damagesource/DamageSource.java
@@ -0,0 +0,0 @@ public class DamageSource {
private boolean sweep = false;
private boolean melting = false;
private boolean poison = false;
- private Entity customEntityDamager = null; // This field is a helper for when direct entity damage is not set by vanilla
- private Entity customCausingEntityDamager = null; // This field is a helper for when causing entity damage is not set by vanilla
+ @Nullable
+ private Entity customEventDamager = null; // This field is a helper for when causing entity damage is not set by vanilla // Paper - fix DamageSource API
public DamageSource sweep() {
this.sweep = true;
@@ -0,0 +0,0 @@ public class DamageSource {
return this.poison;
}
- public Entity getDamager() {
- return (this.customEntityDamager != null) ? this.customEntityDamager : this.directEntity;
- }
-
- public Entity getCausingDamager() {
- return (this.customCausingEntityDamager != null) ? this.customCausingEntityDamager : this.causingEntity;
- }
-
- public DamageSource customEntityDamager(Entity entity) {
- // This method is not intended for change the causing entity if is already set
- // also is only necessary if the entity passed is not the direct entity or different from the current causingEntity
- if (this.customEntityDamager != null || this.directEntity == entity || this.causingEntity == entity) {
- return this;
- }
- DamageSource damageSource = this.cloneInstance();
- damageSource.customEntityDamager = entity;
- return damageSource;
+ // Paper start - fix DamageSource API
+ @Nullable
+ public Entity getCustomEventDamager() {
+ return (this.customEventDamager != null) ? this.customEventDamager : this.directEntity;
}
- public DamageSource customCausingEntityDamager(Entity entity) {
- // This method is not intended for change the causing entity if is already set
- // also is only necessary if the entity passed is not the direct entity or different from the current causingEntity
- if (this.customCausingEntityDamager != null || this.directEntity == entity || this.causingEntity == entity) {
- return this;
+ public DamageSource customEventDamager(Entity entity) {
+ if (this.directEntity != null) {
+ throw new IllegalStateException("Cannot set custom event damager when direct entity is already set (report a bug to Paper)");
}
DamageSource damageSource = this.cloneInstance();
- damageSource.customCausingEntityDamager = entity;
+ damageSource.customEventDamager = entity;
+ // Paper end - fix DamageSource API
return damageSource;
}
diff --git a/src/main/java/net/minecraft/world/damagesource/DamageSources.java b/src/main/java/net/minecraft/world/damagesource/DamageSources.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/world/damagesource/DamageSources.java
+++ b/src/main/java/net/minecraft/world/damagesource/DamageSources.java
@@ -0,0 +0,0 @@ public class DamageSources {
}
public DamageSource explosion(@Nullable Entity source, @Nullable Entity attacker) {
- // CraftBukkit start
- return this.explosion(source, attacker, attacker != null && source != null ? DamageTypes.PLAYER_EXPLOSION : DamageTypes.EXPLOSION);
- }
-
- public DamageSource explosion(@Nullable Entity entity, @Nullable Entity entity1, ResourceKey<DamageType> resourceKey) {
- return this.source(resourceKey, entity, entity1);
- // CraftBukkit end
+ return this.source(attacker != null && source != null ? DamageTypes.PLAYER_EXPLOSION : DamageTypes.EXPLOSION, source, attacker); // Paper - revert to vanilla
}
public DamageSource sonicBoom(Entity attacker) {
diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -0,0 +0,0 @@ public abstract class Entity implements SyncedDataHolder, Nameable, EntityAccess
return;
}
- if (!this.hurt(this.damageSources().lightningBolt().customEntityDamager(lightning), 5.0F)) {
+ if (!this.hurt(this.damageSources().lightningBolt().customEventDamager(lightning), 5.0F)) { // Paper - fix DamageSource API
return;
}
// CraftBukkit end
diff --git a/src/main/java/net/minecraft/world/entity/animal/Turtle.java b/src/main/java/net/minecraft/world/entity/animal/Turtle.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Turtle.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Turtle.java
@@ -0,0 +0,0 @@ public class Turtle extends Animal {
@Override
public void thunderHit(ServerLevel world, LightningBolt lightning) {
- this.hurt(this.damageSources().lightningBolt().customEntityDamager(lightning), Float.MAX_VALUE); // CraftBukkit
+ this.hurt(this.damageSources().lightningBolt().customEventDamager(lightning), Float.MAX_VALUE); // CraftBukkit // Paper - fix DamageSource API
}
@Override
diff --git a/src/main/java/net/minecraft/world/entity/decoration/BlockAttachedEntity.java b/src/main/java/net/minecraft/world/entity/decoration/BlockAttachedEntity.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/world/entity/decoration/BlockAttachedEntity.java
+++ b/src/main/java/net/minecraft/world/entity/decoration/BlockAttachedEntity.java
@@ -0,0 +0,0 @@ public abstract class BlockAttachedEntity extends Entity {
} else {
if (!this.isRemoved() && !this.level().isClientSide) {
// CraftBukkit start - fire break events
- Entity damager = (source.isDirect()) ? source.getDirectEntity() : source.getEntity();
+ Entity damager = (!source.isDirect() && source.getEntity() != null) ? source.getEntity() : source.getDirectEntity(); // Paper - fix DamageSource API
HangingBreakEvent event;
if (damager != null) {
event = new HangingBreakByEntityEvent((Hanging) this.getBukkitEntity(), damager.getBukkitEntity(), source.is(DamageTypeTags.IS_EXPLOSION) ? HangingBreakEvent.RemoveCause.EXPLOSION : HangingBreakEvent.RemoveCause.ENTITY);
diff --git a/src/main/java/net/minecraft/world/entity/monster/Creeper.java b/src/main/java/net/minecraft/world/entity/monster/Creeper.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Creeper.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Creeper.java
@@ -0,0 +0,0 @@ public class Creeper extends Monster implements PowerableMob {
if (!event.isCancelled()) {
// CraftBukkit end
this.dead = true;
- this.level().explode(this, net.minecraft.world.level.Explosion.getDefaultDamageSource(this.level(), this).customCausingEntityDamager(this.entityIgniter), null, this.getX(), this.getY(), this.getZ(), event.getRadius(), event.getFire(), Level.ExplosionInteraction.MOB); // CraftBukkit
+ 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)
this.spawnLingeringCloud();
this.triggerOnDeathMobEffects(Entity.RemovalReason.KILLED);
this.discard(EntityRemoveEvent.Cause.EXPLODE); // CraftBukkit - add Bukkit remove cause
diff --git a/src/main/java/net/minecraft/world/entity/projectile/EvokerFangs.java b/src/main/java/net/minecraft/world/entity/projectile/EvokerFangs.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/world/entity/projectile/EvokerFangs.java
+++ b/src/main/java/net/minecraft/world/entity/projectile/EvokerFangs.java
@@ -0,0 +0,0 @@ public class EvokerFangs extends Entity implements TraceableEntity {
if (target.isAlive() && !target.isInvulnerable() && target != entityliving1) {
if (entityliving1 == null) {
- target.hurt(this.damageSources().magic().customEntityDamager(this), 6.0F); // CraftBukkit
+ target.hurt(this.damageSources().magic().customEventDamager(this), 6.0F); // CraftBukkit // Paper - fix DamageSource API
} else {
if (entityliving1.isAlliedTo((Entity) target)) {
return;
diff --git a/src/main/java/net/minecraft/world/entity/projectile/ThrownEnderpearl.java b/src/main/java/net/minecraft/world/entity/projectile/ThrownEnderpearl.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/world/entity/projectile/ThrownEnderpearl.java
+++ b/src/main/java/net/minecraft/world/entity/projectile/ThrownEnderpearl.java
@@ -0,0 +0,0 @@ public class ThrownEnderpearl extends ThrowableItemProjectile {
// entity.changeDimension(new DimensionTransition(worldserver, this.position(), entity.getDeltaMovement(), entity.getYRot(), entity.getXRot(), DimensionTransition.DO_NOTHING)); // CraftBukkit - moved up
entity.resetFallDistance();
entityplayer.resetCurrentImpulseContext();
- entity.hurt(this.damageSources().fall().customEntityDamager(this), 5.0F); // CraftBukkit
+ entity.hurt(this.damageSources().fall().customEventDamager(this), 5.0F); // CraftBukkit // Paper - fix DamageSource API
this.playSound(worldserver, this.position());
}
} else {
diff --git a/src/main/java/net/minecraft/world/entity/projectile/WitherSkull.java b/src/main/java/net/minecraft/world/entity/projectile/WitherSkull.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/world/entity/projectile/WitherSkull.java
+++ b/src/main/java/net/minecraft/world/entity/projectile/WitherSkull.java
@@ -0,0 +0,0 @@ public class WitherSkull extends AbstractHurtingProjectile {
}
}
} else {
- flag = entity.hurt(this.damageSources().magic().customCausingEntity(this), 5.0F); // Paper - Fire EntityDamageByEntityEvent for unowned wither skulls
+ flag = entity.hurt(this.damageSources().magic().customEventDamager(this), 5.0F); // Paper - Fire EntityDamageByEntityEvent for unowned wither skulls // Paper - fix DamageSource API
}
if (flag && entity instanceof LivingEntity entityliving) {
diff --git a/src/main/java/org/bukkit/craftbukkit/damage/CraftDamageSource.java b/src/main/java/org/bukkit/craftbukkit/damage/CraftDamageSource.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/org/bukkit/craftbukkit/damage/CraftDamageSource.java
+++ b/src/main/java/org/bukkit/craftbukkit/damage/CraftDamageSource.java
@@ -0,0 +0,0 @@ public class CraftDamageSource implements DamageSource {
@Override
public org.bukkit.entity.Entity getCausingEntity() {
- net.minecraft.world.entity.Entity entity = this.getHandle().getCausingDamager();
+ net.minecraft.world.entity.Entity entity = this.getHandle().getCustomEventDamager(); // Paper
return (entity != null) ? entity.getBukkitEntity() : null;
}
@Override
public org.bukkit.entity.Entity getDirectEntity() {
- net.minecraft.world.entity.Entity entity = this.getHandle().getDamager();
+ net.minecraft.world.entity.Entity entity = this.getHandle().getDirectEntity(); // Paper - fix DamageSource API
return (entity != null) ? entity.getBukkitEntity() : null;
}
@@ -0,0 +0,0 @@ public class CraftDamageSource implements DamageSource {
@Override
public boolean isIndirect() {
- return this.getHandle().getEntity() != this.getHandle().getDamager();
+ return !this.getHandle().isDirect(); // Paper - fix DamageSource API
}
@Override
diff --git a/src/main/java/org/bukkit/craftbukkit/damage/CraftDamageSourceBuilder.java b/src/main/java/org/bukkit/craftbukkit/damage/CraftDamageSourceBuilder.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/org/bukkit/craftbukkit/damage/CraftDamageSourceBuilder.java
+++ b/src/main/java/org/bukkit/craftbukkit/damage/CraftDamageSourceBuilder.java
@@ -0,0 +0,0 @@ public class CraftDamageSourceBuilder implements DamageSource.Builder {
@Override
public DamageSource build() {
+ // Paper start - fix DamageCause API
+ if (this.causingEntity != null && this.directEntity == null) {
+ throw new IllegalArgumentException("Direct entity must be set if causing entity is set");
+ }
+ // Paper end - fix DamageCause API
return CraftDamageSource.buildFromBukkit(this.damageType, this.causingEntity, this.directEntity, this.damageLocation);
}
}
diff --git a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
+++ b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
@@ -0,0 +0,0 @@ public class CraftEventFactory {
private static EntityDamageEvent handleEntityDamageEvent(Entity entity, DamageSource source, Map<DamageModifier, Double> modifiers, Map<DamageModifier, Function<? super Double, Double>> modifierFunctions, boolean cancelled) {
CraftDamageSource bukkitDamageSource = new CraftDamageSource(source);
- Entity damager = (source.getDamager() != null) ? source.getDamager() : source.getEntity();
+ final Entity damager = source.getCustomEventDamager(); // Paper - fix DamageSource API
if (source.is(DamageTypeTags.IS_EXPLOSION)) {
if (damager == null) {
return CraftEventFactory.callEntityDamageEvent(source.getDirectBlock(), source.getDirectBlockState(), entity, DamageCause.BLOCK_EXPLOSION, bukkitDamageSource, modifiers, modifierFunctions, cancelled);