Add list of entities to EntityTransformEvent & move die calls

nms-patches/EntityMushroomCow.patch

@@ -13,7 +13,7 @@
  public class EntityMushroomCow extends EntityCow {
  
      public EntityMushroomCow(World world) {
-@@ -23,6 +29,14 @@
+@@ -23,9 +29,17 @@
  
              return true;
          } else if (itemstack.getItem() == Items.SHEARS && this.getAge() >= 0) {
@@ -27,8 +27,12 @@
 +            // CraftBukkit end
              this.world.addParticle(Particles.u, this.locX, this.locY + (double) (this.length / 2.0F), this.locZ, 0.0D, 0.0D, 0.0D);
              if (!this.world.isClientSide) {
-                 this.die();
+-                this.die();
-@@ -35,7 +49,12 @@
++                // this.die(); // CraftBukkit - moved down
+                 EntityCow entitycow = new EntityCow(this.world);
+ 
+                 entitycow.setPositionRotation(this.locX, this.locY, this.locZ, this.yaw, this.pitch);
+@@ -35,7 +49,14 @@
                      entitycow.setCustomName(this.getCustomName());
                  }
  
@@ -38,6 +42,8 @@
 +                    return false;
 +                }
 +                this.world.addEntity(entitycow, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.SHEARED);
++
++                this.die(); // CraftBukkit - from above
 +                // CraftBukkit end
  
                  for (int i = 0; i < 5; ++i) {

nms-patches/EntityPig.patch

@@ -28,31 +28,18 @@
      }
  
      @Nullable
-@@ -149,6 +155,12 @@
+@@ -157,7 +163,13 @@
-         if (!this.world.isClientSide && !this.dead) {
-             EntityPigZombie entitypigzombie = new EntityPigZombie(this.world);
- 
-+            // CraftBukkit start
-+            if (CraftEventFactory.callPigZapEvent(this, entitylightning, entitypigzombie).isCancelled()) {
-+                return;
-+            }
-+            // CraftBukkit end
-+
-             entitypigzombie.setSlot(EnumItemSlot.MAINHAND, new ItemStack(Items.GOLDEN_SWORD));
-             entitypigzombie.setPositionRotation(this.locX, this.locY, this.locZ, this.yaw, this.pitch);
-             entitypigzombie.setNoAI(this.isNoAI());
-@@ -157,7 +169,13 @@
                  entitypigzombie.setCustomNameVisible(this.getCustomNameVisible());
              }
  
 -            this.world.addEntity(entitypigzombie);
 +            // CraftBukkit start
-+            if (CraftEventFactory.callEntityTransformEvent(this, entitypigzombie, EntityTransformEvent.TransformReason.LIGHTNING).isCancelled()) {
++            if (CraftEventFactory.callPigZapEvent(this, entitylightning, entitypigzombie).isCancelled()) {
 +                return;
 +            }
-+            // CraftBukkit end
 +            // CraftBukkit - added a reason for spawning this creature
 +            this.world.addEntity(entitypigzombie, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.LIGHTNING);
++            // CraftBukkit end
              this.die();
          }
      }

nms-patches/EntitySlime.patch

@@ -1,10 +1,12 @@
 --- a/net/minecraft/server/EntitySlime.java
 +++ b/net/minecraft/server/EntitySlime.java
-@@ -1,6 +1,11 @@
+@@ -1,6 +1,13 @@
  package net.minecraft.server;
  
  import javax.annotation.Nullable;
 +// CraftBukkit start
++import java.util.ArrayList;
++import java.util.List;
 +import org.bukkit.craftbukkit.event.CraftEventFactory;
 +import org.bukkit.event.entity.EntityTransformEvent;
 +import org.bukkit.event.entity.SlimeSplitEvent;
@@ -12,7 +14,7 @@
  
  public class EntitySlime extends EntityInsentient implements IMonster {
  
-@@ -134,7 +139,7 @@
+@@ -134,7 +141,7 @@
      }
  
      public EntityTypes<? extends EntitySlime> P() {
@@ -21,7 +23,7 @@
      }
  
      public void die() {
-@@ -143,6 +148,18 @@
+@@ -143,6 +150,19 @@
          if (!this.world.isClientSide && i > 1 && this.getHealth() <= 0.0F) {
              int j = 2 + this.random.nextInt(3);
  
@@ -35,23 +37,29 @@
 +                super.die();
 +                return;
 +            }
++            List<EntityLiving> slimes = new ArrayList<>(j);
 +            // CraftBukkit end
 +
              for (int k = 0; k < j; ++k) {
                  float f = ((float) (k % 2) - 0.5F) * (float) i / 4.0F;
                  float f1 = ((float) (k / 2) - 0.5F) * (float) i / 4.0F;
-@@ -158,7 +175,13 @@
+@@ -158,8 +178,18 @@
  
                  entityslime.setSize(i / 2, true);
                  entityslime.setPositionRotation(this.locX + (double) f, this.locY + 0.5D, this.locZ + (double) f1, this.random.nextFloat() * 360.0F, 0.0F);
 -                this.world.addEntity(entityslime);
 +
-+                // CraftBukkit start
++                slimes.add(entityslime); // CraftBukkit
-+                if (CraftEventFactory.callEntityTransformEvent(this, entityslime, EntityTransformEvent.TransformReason.SPLIT).isCancelled()) {
-+                    continue;
 +            }
-+                // CraftBukkit end
++
-+                this.world.addEntity(entityslime, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.SLIME_SPLIT); // CraftBukkit - SpawnReason
++            // CraftBukkit start
++            if (CraftEventFactory.callEntityTransformEvent(this, slimes, EntityTransformEvent.TransformReason.SPLIT).isCancelled()) {
++                return;
++            }
++            for (EntityLiving living : slimes) {
++                this.world.addEntity(living, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.SLIME_SPLIT); // CraftBukkit - SpawnReason
              }
++            // CraftBukkit end
          }
  
+         super.die();

nms-patches/EntityZombie.patch

@@ -96,7 +96,16 @@
              }
          }
  
-@@ -372,7 +405,12 @@
+@@ -362,7 +395,7 @@
+             EntityZombieVillager entityzombievillager = new EntityZombieVillager(this.world);
+ 
+             entityzombievillager.u(entityvillager);
+-            this.world.kill(entityvillager);
++            // this.world.kill(entityvillager); // CraftBukkit - moved down
+             entityzombievillager.prepare(this.world.getDamageScaler(new BlockPosition(entityzombievillager)), new EntityZombie.GroupDataZombie(false, null), (NBTTagCompound) null);
+             entityzombievillager.setProfession(entityvillager.getProfession());
+             entityzombievillager.setBaby(entityvillager.isBaby());
+@@ -372,7 +405,13 @@
                  entityzombievillager.setCustomNameVisible(entityvillager.getCustomNameVisible());
              }
  
@@ -105,12 +114,13 @@
 +            if (CraftEventFactory.callEntityTransformEvent(this, entityzombievillager, EntityTransformEvent.TransformReason.INFECTION).isCancelled()) {
 +                return;
 +            }
-+            // CraftBukkit end
++            this.world.kill(entityvillager); // CraftBukkit - from above
 +            this.world.addEntity(entityzombievillager, CreatureSpawnEvent.SpawnReason.INFECTION); // CraftBukkit - add SpawnReason
++            // CraftBukkit end
              this.world.a((EntityHuman) null, 1026, new BlockPosition(this), 0);
          }
  
-@@ -422,7 +460,7 @@
+@@ -422,7 +461,7 @@
                      entitychicken1.setPositionRotation(this.locX, this.locY, this.locZ, this.yaw, 0.0F);
                      entitychicken1.prepare(difficultydamagescaler, (GroupDataEntity) null, (NBTTagCompound) null);
                      entitychicken1.s(true);
@@ -119,7 +129,7 @@
                      this.startRiding(entitychicken1);
                  }
              }
-@@ -495,7 +533,7 @@
+@@ -495,7 +534,7 @@
      }
  
      public void die(DamageSource damagesource) {
@@ -128,7 +138,7 @@
          if (damagesource.getEntity() instanceof EntityCreeper) {
              EntityCreeper entitycreeper = (EntityCreeper) damagesource.getEntity();
  
-@@ -508,6 +546,7 @@
+@@ -508,6 +547,7 @@
                  }
              }
          }

nms-patches/EntityZombieVillager.patch

@@ -47,7 +47,15 @@
          this.world.broadcastEntityEffect(this, (byte) 16);
      }
  
-@@ -123,7 +135,12 @@
+@@ -116,14 +128,20 @@
+             entityvillager.setAgeRaw(-24000);
+         }
+ 
+-        this.world.kill(this);
++        // this.world.kill(this); // CraftBukkit - moved down
+         entityvillager.setNoAI(this.isNoAI());
+         if (this.hasCustomName()) {
+             entityvillager.setCustomName(this.getCustomName());
              entityvillager.setCustomNameVisible(this.getCustomNameVisible());
          }
  
@@ -56,12 +64,13 @@
 +        if (CraftEventFactory.callEntityTransformEvent(this, entityvillager, EntityTransformEvent.TransformReason.CURED).isCancelled()) {
 +            return;
 +        }
-+        // CraftBukkit end
++        this.world.kill(this); // CraftBukkit - from above
 +        this.world.addEntity(entityvillager, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.CURED); // CraftBukkit - add SpawnReason
++        // CraftBukkit end
          if (this.bD != null) {
              EntityHuman entityhuman = this.world.b(this.bD);
  
-@@ -132,7 +149,7 @@
+@@ -132,7 +150,7 @@
              }
          }
  

src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java

@@ -2,6 +2,7 @@ package org.bukkit.craftbukkit.event;
 
 import java.net.InetAddress;
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.EnumMap;
 import java.util.List;
 import java.util.Map;
@@ -303,8 +304,20 @@ public class CraftEventFactory {
     /**
      * EntityTransformEvent
      */
-    public static EntityTransformEvent callEntityTransformEvent(EntityLiving original, EntityLiving converted, EntityTransformEvent.TransformReason convertType) {
+    public static EntityTransformEvent callEntityTransformEvent(EntityLiving original, EntityLiving coverted, EntityTransformEvent.TransformReason transformReason) {
-        EntityTransformEvent event = new EntityTransformEvent(original.getBukkitEntity(), converted.getBukkitEntity(), convertType);
+        return callEntityTransformEvent(original, Collections.singletonList(coverted), transformReason);
+    }
+
+    /**
+     * EntityTransformEvent
+     */
+    public static EntityTransformEvent callEntityTransformEvent(EntityLiving original, List<EntityLiving> convertedList, EntityTransformEvent.TransformReason convertType) {
+        List<org.bukkit.entity.Entity> list = new ArrayList<>();
+        for (EntityLiving entityLiving : convertedList) {
+            list.add(entityLiving.getBukkitEntity());
+        }
+
+        EntityTransformEvent event = new EntityTransformEvent(original.getBukkitEntity(), list, convertType);
         Bukkit.getPluginManager().callEvent(event);
 
         return event;