Paper/Spigot-Server-Patches/0338-Entity-getEntitySpawnReason.patch
2020-10-17 21:42:18 +01:00

113 lines
6.5 KiB
Diff

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/Entity.java b/src/main/java/net/minecraft/server/Entity.java
index 0d4d619d89f0803eac78db8f167f88fe32e1f597..9b8ee66bea818a52b89acaf56d182b0ff7201d92 100644
--- a/src/main/java/net/minecraft/server/Entity.java
+++ b/src/main/java/net/minecraft/server/Entity.java
@@ -72,6 +72,7 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
}
};
List<Entity> entitySlice = null;
+ public org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason spawnReason;
// Paper end
public com.destroystokyo.paper.loottable.PaperLootableInventoryData lootableData; // Paper
@@ -1586,6 +1587,9 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
if (this.origin != null) {
nbttagcompound.set("Paper.Origin", this.createList(origin.getX(), origin.getY(), origin.getZ()));
}
+ if (spawnReason != null) {
+ nbttagcompound.setString("Paper.SpawnReason", spawnReason.name());
+ }
// Save entity's from mob spawner status
if (spawnedViaMobSpawner) {
nbttagcompound.setBoolean("Paper.FromMobSpawner", true);
@@ -1720,6 +1724,26 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
}
spawnedViaMobSpawner = nbttagcompound.getBoolean("Paper.FromMobSpawner"); // Restore entity's from mob spawner status
+ if (nbttagcompound.hasKey("Paper.SpawnReason")) {
+ String spawnReasonName = nbttagcompound.getString("Paper.SpawnReason");
+ try {
+ spawnReason = org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.valueOf(spawnReasonName);
+ } catch (Exception ignored) {
+ LogManager.getLogger().error("Unknown SpawnReason " + spawnReasonName + " for " + this);
+ }
+ }
+ if (spawnReason == null) {
+ if (spawnedViaMobSpawner) {
+ spawnReason = org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.SPAWNER;
+ } else if (this instanceof EntityInsentient && (this instanceof EntityAnimal || this instanceof EntityFish) && !((EntityInsentient) this).isTypeNotPersistent(0.0)) {
+ if (!nbttagcompound.getBoolean("PersistenceRequired")) {
+ 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/server/MobSpawnerAbstract.java b/src/main/java/net/minecraft/server/MobSpawnerAbstract.java
index 1aecc84479b00a019a5b68f5e726d1c2965ae0f7..c3a5db97fd85b31c6b4bce93527b9d0e16a79a45 100644
--- a/src/main/java/net/minecraft/server/MobSpawnerAbstract.java
+++ b/src/main/java/net/minecraft/server/MobSpawnerAbstract.java
@@ -165,6 +165,7 @@ public abstract class MobSpawnerAbstract {
// Spigot End
}
entity.spawnedViaMobSpawner = true; // Paper
+ entity.spawnReason = org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.SPAWNER; // Paper
flag = true; // Paper
// Spigot Start
if (org.bukkit.craftbukkit.event.CraftEventFactory.callSpawnerSpawnEvent(entity, blockposition).isCancelled()) {
diff --git a/src/main/java/net/minecraft/server/PlayerList.java b/src/main/java/net/minecraft/server/PlayerList.java
index 19d8497d691e0ec6f4451298dcf4b4831062d5ed..5b2cecba3569a35ba259427747a8d39f51d1c8cb 100644
--- a/src/main/java/net/minecraft/server/PlayerList.java
+++ b/src/main/java/net/minecraft/server/PlayerList.java
@@ -262,7 +262,7 @@ public abstract class PlayerList {
// CraftBukkit start
WorldServer finalWorldServer = worldserver1;
Entity entity = EntityTypes.a(nbttagcompound1.getCompound("Entity"), finalWorldServer, (entity1) -> {
- return !finalWorldServer.addEntitySerialized(entity1) ? null : entity1;
+ return !finalWorldServer.addEntitySerialized(entity1, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.MOUNT) ? null : entity1; // Paper
// CraftBukkit end
});
diff --git a/src/main/java/net/minecraft/server/WorldServer.java b/src/main/java/net/minecraft/server/WorldServer.java
index d6c86ce6a6a23ac8e889b0a9e7b8b7b8513ba5d1..21c0450d10e34ba066325af1b1bf77326149b0b1 100644
--- a/src/main/java/net/minecraft/server/WorldServer.java
+++ b/src/main/java/net/minecraft/server/WorldServer.java
@@ -925,6 +925,7 @@ public class WorldServer extends World implements GeneratorAccessSeed {
// CraftBukkit start
private boolean addEntity0(Entity entity, CreatureSpawnEvent.SpawnReason spawnReason) {
org.spigotmc.AsyncCatcher.catchOp("entity add"); // Spigot
+ if (entity.spawnReason == null) entity.spawnReason = spawnReason; // Paper
// Paper start
if (entity.valid) {
MinecraftServer.LOGGER.error("Attempted Double World add on " + entity, new Throwable());
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
index a22c576ea6cc4115d53e51d710bd7ce55487dc65..22ac5f2bf0f2e4214855f3b1eb259a67b4c60776 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftEntity.java
@@ -1077,5 +1077,10 @@ public abstract class CraftEntity implements org.bukkit.entity.Entity {
public boolean fromMobSpawner() {
return getHandle().spawnedViaMobSpawner;
}
+
+ @Override
+ public org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason getEntitySpawnReason() {
+ return getHandle().spawnReason;
+ }
// Paper end
}