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PaperMC/patches/server/0107-Add-EntityZapEvent.patch
Nassim Jahnke ab9a3db5ba
More work
2024-12-03 19:05:31 +01:00

103 lines
7.3 KiB
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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: AlphaBlend <whizkid3000@hotmail.com>
Date: Sun, 16 Oct 2016 23:19:30 -0700
Subject: [PATCH] Add EntityZapEvent
diff --git a/src/main/java/net/minecraft/world/entity/ConversionParams.java b/src/main/java/net/minecraft/world/entity/ConversionParams.java
index 3300104ad3e1f1e39cbe928ec6ad635e6ab76327..c18bc54721e90ed67312cd8baf52ccc8fe04d4cb 100644
--- a/src/main/java/net/minecraft/world/entity/ConversionParams.java
+++ b/src/main/java/net/minecraft/world/entity/ConversionParams.java
@@ -12,4 +12,11 @@ public record ConversionParams(ConversionType type, boolean keepEquipment, boole
public interface AfterConversion<T extends Mob> {
void finalizeConversion(T convertedEntity);
}
+
+ // Paper start - entity zap event - allow conversion to be cancelled during finalization
+ @FunctionalInterface
+ public interface CancellingAfterConversion<T extends Mob> {
+ boolean finalizeConversionOrCancel(final T convertedEntity);
+ }
+ // Paper start - entity zap event - allow conversion to be cancelled during finalization
}
diff --git a/src/main/java/net/minecraft/world/entity/Mob.java b/src/main/java/net/minecraft/world/entity/Mob.java
index 0562039114a90ddb64547eb8396920813d54f46b..54d3df0d34a786e63bf462b7ad1e93396129d41a 100644
--- a/src/main/java/net/minecraft/world/entity/Mob.java
+++ b/src/main/java/net/minecraft/world/entity/Mob.java
@@ -1498,6 +1498,12 @@ public abstract class Mob extends LivingEntity implements EquipmentUser, Leashab
@Nullable
public <T extends Mob> T convertTo(EntityType<T> entitytypes, ConversionParams conversionparams, EntitySpawnReason entityspawnreason, ConversionParams.AfterConversion<T> conversionparams_a, EntityTransformEvent.TransformReason transformReason, CreatureSpawnEvent.SpawnReason spawnReason) {
+ // Paper start - entity zap event - allow cancellation of conversion post creation
+ return this.convertTo(entitytypes, conversionparams, entityspawnreason, e -> { conversionparams_a.finalizeConversion(e); return true; }, transformReason, spawnReason);
+ }
+ @Nullable
+ public <T extends Mob> T convertTo(EntityType<T> entitytypes, ConversionParams conversionparams, EntitySpawnReason entityspawnreason, ConversionParams.CancellingAfterConversion<T> conversionparams_a, EntityTransformEvent.TransformReason transformReason, CreatureSpawnEvent.SpawnReason spawnReason) {
+ // Paper end - entity zap event - allow cancellation of conversion post creation
// CraftBukkit end
if (this.isRemoved()) {
return null;
@@ -1508,7 +1514,7 @@ public abstract class Mob extends LivingEntity implements EquipmentUser, Leashab
return null;
} else {
conversionparams.type().convert(this, t0, conversionparams);
- conversionparams_a.finalizeConversion(t0);
+ if (!conversionparams_a.finalizeConversionOrCancel(t0)) return null; // Paper - entity zap event - return null if conversion was cancelled
Level world = this.level();
// CraftBukkit start
@@ -1544,6 +1550,11 @@ public abstract class Mob extends LivingEntity implements EquipmentUser, Leashab
@Nullable
public <T extends Mob> T convertTo(EntityType<T> entitytypes, ConversionParams conversionparams, ConversionParams.AfterConversion<T> conversionparams_a, EntityTransformEvent.TransformReason transformReason, CreatureSpawnEvent.SpawnReason spawnReason) {
+ // Paper start - entity zap event - allow cancellation of conversion post creation
+ return this.convertTo(entitytypes, conversionparams, e -> { conversionparams_a.finalizeConversion(e); return true; }, transformReason, spawnReason);
+ }
+ public <T extends Mob> T convertTo(EntityType<T> entitytypes, ConversionParams conversionparams, ConversionParams.CancellingAfterConversion<T> conversionparams_a, EntityTransformEvent.TransformReason transformReason, CreatureSpawnEvent.SpawnReason spawnReason) {
+ // Paper start - entity zap event - allow cancellation of conversion post creation
return this.convertTo(entitytypes, conversionparams, EntitySpawnReason.CONVERSION, conversionparams_a, transformReason, spawnReason);
// CraftBukkit end
}
diff --git a/src/main/java/net/minecraft/world/entity/npc/Villager.java b/src/main/java/net/minecraft/world/entity/npc/Villager.java
index e7a63ff51d7046c2bea4c0ac98c93dd9077a545d..64a2c1b43541764c7ec454e709d7beb365f1fef1 100644
--- a/src/main/java/net/minecraft/world/entity/npc/Villager.java
+++ b/src/main/java/net/minecraft/world/entity/npc/Villager.java
@@ -834,11 +834,18 @@ public class Villager extends AbstractVillager implements ReputationEventHandler
@Override
public void thunderHit(ServerLevel world, LightningBolt lightning) {
if (world.getDifficulty() != Difficulty.PEACEFUL) {
- Villager.LOGGER.info("Villager {} was struck by lightning {}.", this, lightning);
+ // Paper - Add EntityZapEvent; move log down, event can cancel
Witch entitywitch = (Witch) this.convertTo(EntityType.WITCH, ConversionParams.single(this, false, false), (entitywitch1) -> {
+ // Paper start - Add EntityZapEvent
+ if (org.bukkit.craftbukkit.event.CraftEventFactory.callEntityZapEvent(this, lightning, entitywitch1).isCancelled()) {
+ return false;
+ }
+ if (org.spigotmc.SpigotConfig.logVillagerDeaths) Villager.LOGGER.info("Villager {} was struck by lightning {}.", this, lightning); // Move down
+ // Paper end - Add EntityZapEvent
entitywitch1.finalizeSpawn(world, world.getCurrentDifficultyAt(entitywitch1.blockPosition()), EntitySpawnReason.CONVERSION, (SpawnGroupData) null);
entitywitch1.setPersistenceRequired();
this.releaseAllPois();
+ return true; // Paper start - Add EntityZapEvent
}, EntityTransformEvent.TransformReason.LIGHTNING, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.LIGHTNING); // CraftBukkit
if (entitywitch == null) {
diff --git a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
index 9100ea65e85a0e55cad736634fa63815366334a8..40c298cf4444e7f458cb99b81d64ee6d58a2f128 100644
--- a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
+++ b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
@@ -1215,6 +1215,14 @@ public class CraftEventFactory {
return !event.isCancelled();
}
+ // Paper start
+ public static com.destroystokyo.paper.event.entity.EntityZapEvent callEntityZapEvent(Entity entity, Entity lightning, Entity changedEntity) {
+ com.destroystokyo.paper.event.entity.EntityZapEvent event = new com.destroystokyo.paper.event.entity.EntityZapEvent(entity.getBukkitEntity(), (LightningStrike) lightning.getBukkitEntity(), changedEntity.getBukkitEntity());
+ entity.getBukkitEntity().getServer().getPluginManager().callEvent(event);
+ return event;
+ }
+ // Paper end
+
public static boolean callEntityChangeBlockEvent(Entity entity, BlockPos position, net.minecraft.world.level.block.state.BlockState newBlock) {
return CraftEventFactory.callEntityChangeBlockEvent(entity, position, newBlock, false);
}