Paper/patches/unapplied/server/0308-Entity-getEntitySpawnReason.patch

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sun, 24 Mar 2019 00:24:52 -0400
Subject: [PATCH] Entity#getEntitySpawnReason
Allows you to return the SpawnReason for why an Entity Spawned
Pre existing entities will return NATURAL if it was a non
persistenting Living Entity, SPAWNER for spawners,
or DEFAULT since data was not stored.
diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
index b57b6f411442827ec1222fbf5bf87947e325d470..19dc74ab02744c70a3b2c75c0a62edb1cfca1be3 100644
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--- a/src/main/java/net/minecraft/server/level/ServerLevel.java
+++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
@@ -1191,6 +1191,7 @@ public class ServerLevel extends Level implements WorldGenLevel {
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return true;
}
// Paper end
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+ if (entity.spawnReason == null) entity.spawnReason = spawnReason; // Paper
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if (entity.isRemoved()) {
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// Paper start
if (DEBUG_ENTITIES) {
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diff --git a/src/main/java/net/minecraft/server/players/PlayerList.java b/src/main/java/net/minecraft/server/players/PlayerList.java
2022-06-03 06:26:56 +02:00
index cc8d7d56bf30732482ac2a16bdfb22d2c1b18deb..1de3cb1ed15c9efbc602a46a28bbb3473d6c91e1 100644
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--- a/src/main/java/net/minecraft/server/players/PlayerList.java
+++ b/src/main/java/net/minecraft/server/players/PlayerList.java
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@@ -342,7 +342,7 @@ public abstract class PlayerList {
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// CraftBukkit start
ServerLevel finalWorldServer = worldserver1;
Entity entity = EntityType.loadEntityRecursive(nbttagcompound1.getCompound("Entity"), finalWorldServer, (entity1) -> {
- return !finalWorldServer.addWithUUID(entity1) ? null : entity1;
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+ return !finalWorldServer.addWithUUID(entity1, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.MOUNT) ? null : entity1; // Paper
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// CraftBukkit end
});
diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
index 44c53588c54fd275d3f0c7bb5febb67838c939ce..30b79e3dfbc50fee70d52367092c102dbad2d304 100644
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--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
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@@ -70,6 +70,8 @@ import net.minecraft.world.InteractionHand;
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import net.minecraft.world.InteractionResult;
import net.minecraft.world.Nameable;
import net.minecraft.world.damagesource.DamageSource;
+import net.minecraft.world.entity.animal.AbstractFish;
+import net.minecraft.world.entity.animal.Animal;
import net.minecraft.world.entity.item.ItemEntity;
import net.minecraft.world.entity.player.Player;
import net.minecraft.world.entity.vehicle.Boat;
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@@ -168,6 +170,7 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource {
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}
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}
};
+ public org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason spawnReason;
// Paper end
public com.destroystokyo.paper.loottable.PaperLootableInventoryData lootableData; // Paper
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@@ -1874,6 +1877,9 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource {
}
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nbt.put("Paper.Origin", this.newDoubleList(origin.getX(), origin.getY(), origin.getZ()));
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}
+ if (spawnReason != null) {
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+ nbt.putString("Paper.SpawnReason", spawnReason.name());
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+ }
// Save entity's from mob spawner status
if (spawnedViaMobSpawner) {
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nbt.putBoolean("Paper.FromMobSpawner", true);
@@ -2017,6 +2023,26 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource {
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}
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spawnedViaMobSpawner = nbt.getBoolean("Paper.FromMobSpawner"); // Restore entity's from mob spawner status
+ if (nbt.contains("Paper.SpawnReason")) {
+ String spawnReasonName = nbt.getString("Paper.SpawnReason");
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+ try {
+ spawnReason = org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.valueOf(spawnReasonName);
+ } catch (Exception ignored) {
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+ LOGGER.error("Unknown SpawnReason " + spawnReasonName + " for " + this);
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+ }
+ }
+ if (spawnReason == null) {
+ if (spawnedViaMobSpawner) {
+ spawnReason = org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.SPAWNER;
+ } else if (this instanceof Mob && (this instanceof Animal || this instanceof AbstractFish) && !((Mob) this).removeWhenFarAway(0.0)) {
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+ if (!nbt.getBoolean("PersistenceRequired")) {
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+ spawnReason = org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.NATURAL;
+ }
+ }
+ }
+ if (spawnReason == null) {
+ spawnReason = org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.DEFAULT;
+ }
// Paper end
} catch (Throwable throwable) {
diff --git a/src/main/java/net/minecraft/world/level/BaseSpawner.java b/src/main/java/net/minecraft/world/level/BaseSpawner.java
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index 1c76a59eb25148bf2523e9d68cc165b6cd3e1d23..fafbc8601ba3378b86c660f947e23ec293dd7e7e 100644
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--- a/src/main/java/net/minecraft/world/level/BaseSpawner.java
+++ b/src/main/java/net/minecraft/world/level/BaseSpawner.java
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@@ -179,6 +179,7 @@ public abstract class BaseSpawner {
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// Spigot End
}
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entity.spawnedViaMobSpawner = true; // Paper
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+ entity.spawnReason = org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.SPAWNER; // Paper
flag = true; // Paper
// Spigot Start
if (org.bukkit.craftbukkit.event.CraftEventFactory.callSpawnerSpawnEvent(entity, pos).isCancelled()) {
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diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
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index 8e6ae581c714c1fec6b1cdc1c26b83772573ab27..b732d9de71e5799969852a22f22e860637f7d64e 100644
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--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
@@ -1238,5 +1238,10 @@ public abstract class CraftEntity implements org.bukkit.entity.Entity {
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public boolean fromMobSpawner() {
return getHandle().spawnedViaMobSpawner;
}
+
+ @Override
+ public org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason getEntitySpawnReason() {
+ return getHandle().spawnReason;
+ }
// Paper end
}