From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Phoenix616 <mail@moep.tv>
Date: Tue, 18 Sep 2018 23:53:23 +0100
Subject: [PATCH] PreSpawnerSpawnEvent

This adds a separate event before an entity is spawned by a spawner
which contains the location of the spawner too similarly to how the
SpawnerSpawnEvent gets called instead of the CreatureSpawnEvent for
spawners.

diff --git a/src/main/java/net/minecraft/world/level/BaseSpawner.java b/src/main/java/net/minecraft/world/level/BaseSpawner.java
index a53b16b7bc640acfc2c8a5a86ad177d9c076d7b3..0af2d9420ec6c454970ac89b74676585010d11e9 100644
--- a/src/main/java/net/minecraft/world/level/BaseSpawner.java
+++ b/src/main/java/net/minecraft/world/level/BaseSpawner.java
@@ -131,11 +131,11 @@ public abstract class BaseSpawner {
                         // Paper start
                         org.bukkit.entity.EntityType<?> type = org.bukkit.craftbukkit.entity.CraftEntityType.minecraftToBukkit(optional.get());
                         if (type != null) {
-                            com.destroystokyo.paper.event.entity.PreCreatureSpawnEvent event;
-                            event = new com.destroystokyo.paper.event.entity.PreCreatureSpawnEvent(
+                            com.destroystokyo.paper.event.entity.PreSpawnerSpawnEvent event;
+                            event = new com.destroystokyo.paper.event.entity.PreSpawnerSpawnEvent(
                                 io.papermc.paper.util.MCUtil.toLocation(world, d0, d1, d2),
                                 type,
-                                org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.SPAWNER
+                                io.papermc.paper.util.MCUtil.toLocation(world, pos)
                             );
                             if (!event.callEvent()) {
                                 flag = true;