Call PreCreatureSpawnEvent for more spawn reasons (#5201)

Spigot-Server-Patches/0185-PreCreatureSpawnEvent.patch

@@ -14,6 +14,57 @@ instead and save a lot of server resources.
 
 See: https://github.com/PaperMC/Paper/issues/917
 
+diff --git a/src/main/java/net/minecraft/server/EntityTypes.java b/src/main/java/net/minecraft/server/EntityTypes.java
+index b1fe488e41a2c9f77df091e1d14ed5c87a4358c8..14f47d100c3f44a8263c9b907e9ca74944676687 100644
+--- a/src/main/java/net/minecraft/server/EntityTypes.java
++++ b/src/main/java/net/minecraft/server/EntityTypes.java
+@@ -187,6 +187,20 @@ public class EntityTypes<T extends Entity> {
+ 
+     @Nullable
+     public T spawnCreature(WorldServer worldserver, @Nullable NBTTagCompound nbttagcompound, @Nullable IChatBaseComponent ichatbasecomponent, @Nullable EntityHuman entityhuman, BlockPosition blockposition, EnumMobSpawn enummobspawn, boolean flag, boolean flag1, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason spawnReason) {
++        // Paper start - Call PreCreatureSpawnEvent
++        org.bukkit.entity.EntityType type = org.bukkit.entity.EntityType.fromName(EntityTypes.getName(this).getKey());
++        if (type != null) {
++            com.destroystokyo.paper.event.entity.PreCreatureSpawnEvent event;
++            event = new com.destroystokyo.paper.event.entity.PreCreatureSpawnEvent(
++                MCUtil.toLocation(worldserver, blockposition),
++                type,
++                spawnReason
++            );
++            if (!event.callEvent()) {
++                return null;
++            }
++        }
++        // Paper end
+         T t0 = this.createCreature(worldserver, nbttagcompound, ichatbasecomponent, entityhuman, blockposition, enummobspawn, flag, flag1);
+ 
+         if (t0 != null) {
+diff --git a/src/main/java/net/minecraft/server/EntityVillager.java b/src/main/java/net/minecraft/server/EntityVillager.java
+index 732323ee1de01929c73bc5f98444c0f68f908a67..b6ad33b3bfc1a71d3e4495c803cba12ee3c2a971 100644
+--- a/src/main/java/net/minecraft/server/EntityVillager.java
++++ b/src/main/java/net/minecraft/server/EntityVillager.java
+@@ -868,6 +868,21 @@ public class EntityVillager extends EntityVillagerAbstract implements Reputation
+             BlockPosition blockposition1 = this.a(blockposition, d0, d1);
+ 
+             if (blockposition1 != null) {
++                // Paper start - Call PreCreatureSpawnEvent
++                com.destroystokyo.paper.event.entity.PreCreatureSpawnEvent event;
++                event = new com.destroystokyo.paper.event.entity.PreCreatureSpawnEvent(
++                    MCUtil.toLocation(world, blockposition1),
++                    org.bukkit.entity.EntityType.IRON_GOLEM,
++                    org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.VILLAGE_DEFENSE
++                );
++                if (!event.callEvent()) {
++                    if (event.shouldAbortSpawn()) {
++                        SensorGolemLastSeen.b(this); // Set Golem Last Seen to stop it from spawning another one
++                        return null;
++                    }
++                    break;
++                }
++                // Paper end
+                 EntityIronGolem entityirongolem = (EntityIronGolem) EntityTypes.IRON_GOLEM.createCreature(worldserver, (NBTTagCompound) null, (IChatBaseComponent) null, (EntityHuman) null, blockposition1, EnumMobSpawn.MOB_SUMMONED, false, false);
+ 
+                 if (entityirongolem != null) {
 diff --git a/src/main/java/net/minecraft/server/MobSpawnerAbstract.java b/src/main/java/net/minecraft/server/MobSpawnerAbstract.java
 index 34ab03fce7ab5c7702234590ffc9ca7fec72a86a..2827026ba4bdd857f231028393726d6c95610072 100644
 --- a/src/main/java/net/minecraft/server/MobSpawnerAbstract.java
@@ -46,6 +97,27 @@ index 34ab03fce7ab5c7702234590ffc9ca7fec72a86a..2827026ba4bdd857f231028393726d6c
                              Entity entity = EntityTypes.a(nbttagcompound, world, (entity1) -> {
                                  entity1.setPositionRotation(d3, d4, d5, entity1.yaw, entity1.pitch);
                                  return entity1;
+diff --git a/src/main/java/net/minecraft/server/SensorGolemLastSeen.java b/src/main/java/net/minecraft/server/SensorGolemLastSeen.java
+index 008932fafece5a62541b94444d56ab717c4d103f..f8727f7b3f146ae023c64ace4919d150c31a1ac3 100644
+--- a/src/main/java/net/minecraft/server/SensorGolemLastSeen.java
++++ b/src/main/java/net/minecraft/server/SensorGolemLastSeen.java
+@@ -29,7 +29,7 @@ public class SensorGolemLastSeen extends Sensor<EntityLiving> {
+         Optional<List<EntityLiving>> optional = entityliving.getBehaviorController().getMemory(MemoryModuleType.MOBS);
+ 
+         if (optional.isPresent()) {
+-            boolean flag = ((List) optional.get()).stream().anyMatch((entityliving1) -> {
++            boolean flag = optional.get().stream().anyMatch((entityliving1) -> { // Paper - decompile fixes
+                 return entityliving1.getEntityType().equals(EntityTypes.IRON_GOLEM);
+             });
+ 
+@@ -40,6 +40,7 @@ public class SensorGolemLastSeen extends Sensor<EntityLiving> {
+         }
+     }
+ 
++    public static void setDetectedRecently(EntityLiving entityLiving) { b(entityLiving); } // Paper - OBFHELPER
+     public static void b(EntityLiving entityliving) {
+         entityliving.getBehaviorController().a(MemoryModuleType.GOLEM_DETECTED_RECENTLY, true, 600L);
+     }
 diff --git a/src/main/java/net/minecraft/server/SpawnerCreature.java b/src/main/java/net/minecraft/server/SpawnerCreature.java
 index 137ee1b453b80e96c1a8fa3271f6350f9294cafb..0ecdfd45073235b7b01e84f4490f17088c4ee675 100644
 --- a/src/main/java/net/minecraft/server/SpawnerCreature.java

Spigot-Server-Patches/0374-implement-optional-per-player-mob-spawns.patch

@@ -605,10 +605,10 @@ index d34cbba632c8847fe40cf68acf4ec204cde8c2bc..e14875420dda139799ceabdddde4ade9
          return this.cj;
      }
 diff --git a/src/main/java/net/minecraft/server/EntityTypes.java b/src/main/java/net/minecraft/server/EntityTypes.java
-index b1fe488e41a2c9f77df091e1d14ed5c87a4358c8..788540ab2b090e9625d35e20d495733ab8f54331 100644
+index 14f47d100c3f44a8263c9b907e9ca74944676687..c49e7ec418eedac45182de67cb673839dc7e27c2 100644
 --- a/src/main/java/net/minecraft/server/EntityTypes.java
 +++ b/src/main/java/net/minecraft/server/EntityTypes.java
-@@ -281,6 +281,7 @@ public class EntityTypes<T extends Entity> {
+@@ -295,6 +295,7 @@ public class EntityTypes<T extends Entity> {
          return this.bl;
      }
  

Spigot-Server-Patches/0470-Add-villager-reputation-API.patch

@@ -20,10 +20,10 @@ index 0000000000000000000000000000000000000000..0f10c333d88f2e1c56a6c7f22d421084
 +    }
 +}
 diff --git a/src/main/java/net/minecraft/server/EntityVillager.java b/src/main/java/net/minecraft/server/EntityVillager.java
-index a5426eabb4c2458213f54ea66edc06714aa30c1f..039d5cc20a6de46b0812b428e2f6526905ece2bf 100644
+index 1322a8f12484700c3d707b3d18ad90c059703530..eaa84fde9cfa8e2d31e7f85b976393d576545670 100644
 --- a/src/main/java/net/minecraft/server/EntityVillager.java
 +++ b/src/main/java/net/minecraft/server/EntityVillager.java
-@@ -947,6 +947,7 @@ public class EntityVillager extends EntityVillagerAbstract implements Reputation
+@@ -962,6 +962,7 @@ public class EntityVillager extends EntityVillagerAbstract implements Reputation
          this.bD = 0;
      }
  

Spigot-Server-Patches/0565-Add-a-way-to-get-translation-keys-for-blocks-entitie.patch

@@ -18,7 +18,7 @@ index a45ceff9ff970b996b2767379a2ecd4693f52d3a..4b4f14711d483089a5d5478b57539911
          if (this.name == null) {
              this.name = SystemUtils.a("block", IRegistry.BLOCK.getKey(this));
 diff --git a/src/main/java/net/minecraft/server/EntityTypes.java b/src/main/java/net/minecraft/server/EntityTypes.java
-index 788540ab2b090e9625d35e20d495733ab8f54331..bf914dc5ee7f2d4a324b6711ea273f5581ec84ad 100644
+index c49e7ec418eedac45182de67cb673839dc7e27c2..93b5a6471cde31739d2bd5f2a9fc0e0d974d0eb0 100644
 --- a/src/main/java/net/minecraft/server/EntityTypes.java
 +++ b/src/main/java/net/minecraft/server/EntityTypes.java
 @@ -147,6 +147,7 @@ public class EntityTypes<T extends Entity> {
@@ -29,7 +29,7 @@ index 788540ab2b090e9625d35e20d495733ab8f54331..bf914dc5ee7f2d4a324b6711ea273f55
      public static Optional<EntityTypes<?>> a(String s) {
          return IRegistry.ENTITY_TYPE.getOptional(MinecraftKey.a(s));
      }
-@@ -286,6 +287,7 @@ public class EntityTypes<T extends Entity> {
+@@ -300,6 +301,7 @@ public class EntityTypes<T extends Entity> {
          return this.bg;
      }
  

Spigot-Server-Patches/0612-Fix-curing-zombie-villager-discount-exploit.patch

@@ -22,10 +22,10 @@ index 6262246c4018c660705fbad028f297fc44e7197f..9ebe8771c2d5e843756868824740ef59
 +    }
  }
 diff --git a/src/main/java/net/minecraft/server/EntityVillager.java b/src/main/java/net/minecraft/server/EntityVillager.java
-index 0388d1099f2a6d436a5a5e58bbbdae3ddab969e7..de9ea6770b8afc5e1020bef04ac6cca93b6b420c 100644
+index b343ce9df323ebd95d387b35025d8970ae733c44..c8b7ab17d53c302698fa7f9850c18e474832a585 100644
 --- a/src/main/java/net/minecraft/server/EntityVillager.java
 +++ b/src/main/java/net/minecraft/server/EntityVillager.java
-@@ -923,6 +923,15 @@ public class EntityVillager extends EntityVillagerAbstract implements Reputation
+@@ -938,6 +938,15 @@ public class EntityVillager extends EntityVillagerAbstract implements Reputation
      @Override
      public void a(ReputationEvent reputationevent, Entity entity) {
          if (reputationevent == ReputationEvent.a) {