CatServer/patches/net/minecraft/tileentity/MobSpawnerBaseLogic.java.patch

--- ../src-base/minecraft/net/minecraft/tileentity/MobSpawnerBaseLogic.java
+++ ../src-work/minecraft/net/minecraft/tileentity/MobSpawnerBaseLogic.java
@@ -20,7 +20,7 @@
 
 public abstract class MobSpawnerBaseLogic
 {
-    private int spawnDelay = 20;
+    public int spawnDelay = 20;
     private final List<WeightedSpawnerEntity> minecartToSpawn = Lists.<WeightedSpawnerEntity>newArrayList();
     private WeightedSpawnerEntity randomEntity = new WeightedSpawnerEntity();
     private double mobRotation;
@@ -33,7 +33,7 @@
     private int activatingRangeFromPlayer = 16;
     private int spawnRange = 4;
 
-    private String getEntityNameToSpawn()
+    public String getEntityNameToSpawn()
     {
         return this.randomEntity.getNbt().getString("id");
     }
@@ -124,7 +124,10 @@
                             if (!net.minecraftforge.event.ForgeEventFactory.doSpecialSpawn(entityliving, this.getSpawnerWorld(), (float)entity.posX, (float)entity.posY, (float)entity.posZ))
                             ((EntityLiving)entity).onInitialSpawn(world.getDifficultyForLocation(new BlockPos(entity)), (IEntityLivingData)null);
                         }
-
+                        if (entity.worldObj.spigotConfig.nerfSpawnerMobs) entity.fromMobSpawner = true; // Spigot Start
+                        if (org.bukkit.craftbukkit.event.CraftEventFactory.callSpawnerSpawnEvent(entity, blockpos).isCancelled()) {
+                            continue;
+                        }
                         AnvilChunkLoader.spawnEntity(entity, world);
                         world.playEvent(2004, blockpos, 0);