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Purpur/patches/server/0138-Configurable-chance-for-wolves-to-spawn-rabid.patch
William Blake Galbreath 17368d1aa9 Updated Upstream (Paper & Tuinity) 
Upstream has released updates that appear to apply and compile correctly

Paper Changes:
12dec20 Bump paerweight to 1.1.7
e33ed89 Get short commit ref using a more proper method
7d6147d Remove now unneeded patch due to paperweight 1.1.7
e72fa41 Update task dependency for includeMappings so the new task isn't skipped
0ad5526 Trim whitspace off of git hash (oops)

Tuinity Changes:
e878ba9 Update paper
2bd2849 Bring back fix codec spam patch
2021-06-27 00:42:39 -05:00

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Encode42 <me@encode42.dev>
Date: Tue, 8 Dec 2020 17:15:15 -0500
Subject: [PATCH] Configurable chance for wolves to spawn rabid
Configurable chance to spawn a wolf that is rabid.
Rabid wolves attack all players, mobs, and animals.
diff --git a/src/main/java/net/minecraft/world/entity/animal/Wolf.java b/src/main/java/net/minecraft/world/entity/animal/Wolf.java
index ef4abaf68de01b0879f7d0b330d2d57cc6bd10f9..3e7409ebf1f94b9cf55f2d0b0fe17ca8ec44659f 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Wolf.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Wolf.java
@@ -10,22 +10,28 @@ import net.minecraft.network.syncher.EntityDataAccessor;
import net.minecraft.network.syncher.EntityDataSerializers;
import net.minecraft.network.syncher.SynchedEntityData;
import net.minecraft.server.level.ServerLevel;
+import net.minecraft.server.level.ServerPlayer;
import net.minecraft.sounds.SoundEvent;
import net.minecraft.sounds.SoundEvents;
import net.minecraft.util.Mth;
import net.minecraft.util.TimeUtil;
import net.minecraft.util.valueproviders.UniformInt;
+import net.minecraft.world.DifficultyInstance;
import net.minecraft.world.InteractionHand;
import net.minecraft.world.InteractionResult;
import net.minecraft.world.damagesource.DamageSource;
+import net.minecraft.world.effect.MobEffectInstance;
+import net.minecraft.world.effect.MobEffects;
import net.minecraft.world.entity.AgeableMob;
import net.minecraft.world.entity.Entity;
import net.minecraft.world.entity.EntityDimensions;
import net.minecraft.world.entity.EntityType;
import net.minecraft.world.entity.LivingEntity;
import net.minecraft.world.entity.Mob;
+import net.minecraft.world.entity.MobSpawnType;
import net.minecraft.world.entity.NeutralMob;
import net.minecraft.world.entity.Pose;
+import net.minecraft.world.entity.SpawnGroupData;
import net.minecraft.world.entity.TamableAnimal;
import net.minecraft.world.entity.ai.attributes.AttributeSupplier;
import net.minecraft.world.entity.ai.attributes.Attributes;
@@ -34,6 +40,7 @@ import net.minecraft.world.entity.ai.goal.BegGoal;
import net.minecraft.world.entity.ai.goal.BreedGoal;
import net.minecraft.world.entity.ai.goal.FloatGoal;
import net.minecraft.world.entity.ai.goal.FollowOwnerGoal;
+import net.minecraft.world.entity.ai.goal.Goal;
import net.minecraft.world.entity.ai.goal.LeapAtTargetGoal;
import net.minecraft.world.entity.ai.goal.LookAtPlayerGoal;
import net.minecraft.world.entity.ai.goal.MeleeAttackGoal;
@@ -59,6 +66,7 @@ import net.minecraft.world.item.Item;
import net.minecraft.world.item.ItemStack;
import net.minecraft.world.item.Items;
import net.minecraft.world.level.Level;
+import net.minecraft.world.level.ServerLevelAccessor;
import net.minecraft.world.level.block.state.BlockState;
import net.minecraft.world.level.gameevent.GameEvent;
import net.minecraft.world.phys.Vec3;
@@ -77,6 +85,37 @@ public class Wolf extends TamableAnimal implements NeutralMob {
return entitytypes == EntityType.SHEEP || entitytypes == EntityType.RABBIT || entitytypes == EntityType.FOX;
};
+ // Purpur start - rabid wolf spawn chance
+ private boolean isRabid = false;
+ private static final Predicate<LivingEntity> RABID_PREDICATE = entity -> entity instanceof ServerPlayer || entity instanceof Mob;
+ private final Goal PATHFINDER_VANILLA = new NonTameRandomTargetGoal<>(this, Animal.class, false, PREY_SELECTOR);
+ private final Goal PATHFINDER_RABID = new NonTameRandomTargetGoal<>(this, LivingEntity.class, false, RABID_PREDICATE);
+ private static final class AvoidRabidWolfGoal extends AvoidEntityGoal<Wolf> {
+ private final Wolf wolf;
+
+ public AvoidRabidWolfGoal(Wolf wolf, float distance, double minSpeed, double maxSpeed) {
+ super(wolf, Wolf.class, distance, minSpeed, maxSpeed);
+ this.wolf = wolf;
+ }
+
+ @Override
+ public boolean canUse() {
+ return super.canUse() && !this.wolf.isRabid() && this.toAvoid != null && this.toAvoid.isRabid(); // wolves which are not rabid run away from rabid wolves
+ }
+
+ @Override
+ public void start() {
+ this.wolf.setTarget(null);
+ super.start();
+ }
+
+ @Override
+ public void tick() {
+ this.wolf.setTarget(null);
+ super.tick();
+ }
+ }
+ // Purpur end
private static final float START_HEALTH = 8.0F;
private static final float TAME_HEALTH = 20.0F;
private float interestedAngle;
@@ -118,6 +157,37 @@ public class Wolf extends TamableAnimal implements NeutralMob {
public int getPurpurBreedTime() {
return this.level.purpurConfig.wolfBreedingTicks;
}
+
+ public boolean isRabid() {
+ return this.isRabid;
+ }
+
+ public void setRabid(boolean isRabid) {
+ this.isRabid = isRabid;
+ updatePathfinders(true);
+ }
+
+ public void updatePathfinders(boolean modifyEffects) {
+ this.targetSelector.removeGoal(PATHFINDER_VANILLA);
+ this.targetSelector.removeGoal(PATHFINDER_RABID);
+ if (this.isRabid) {
+ setTame(false);
+ setOwnerUUID(null);
+ this.targetSelector.addGoal(5, PATHFINDER_RABID);
+ if (modifyEffects) this.addEffect(new MobEffectInstance(MobEffects.CONFUSION, 1200));
+ } else {
+ this.targetSelector.addGoal(5, PATHFINDER_VANILLA);
+ this.stopBeingAngry();
+ if (modifyEffects) this.removeEffect(MobEffects.CONFUSION);
+ }
+ }
+
+ @Override
+ public SpawnGroupData finalizeSpawn(ServerLevelAccessor world, DifficultyInstance difficulty, MobSpawnType type, @Nullable SpawnGroupData data, @Nullable CompoundTag nbt) {
+ this.isRabid = level.purpurConfig.wolfNaturalRabid > 0.0D && random.nextDouble() <= level.purpurConfig.wolfNaturalRabid;
+ this.updatePathfinders(false);
+ return super.finalizeSpawn(world, difficulty, type, data, nbt);
+ }
// Purpur end
@Override
@@ -126,6 +196,7 @@ public class Wolf extends TamableAnimal implements NeutralMob {
this.goalSelector.addGoal(1, new net.pl3x.purpur.entity.ai.HasRider(this)); // Purpur
this.goalSelector.addGoal(2, new SitWhenOrderedToGoal(this));
this.goalSelector.addGoal(3, new Wolf.WolfAvoidEntityGoal<>(this, Llama.class, 24.0F, 1.5D, 1.5D));
+ this.goalSelector.addGoal(3, new AvoidRabidWolfGoal(this, 24.0F, 1.5D, 1.5D)); // Purpur
this.goalSelector.addGoal(4, new LeapAtTargetGoal(this, 0.4F));
this.goalSelector.addGoal(5, new MeleeAttackGoal(this, 1.0D, true));
this.goalSelector.addGoal(6, new FollowOwnerGoal(this, 1.0D, 10.0F, 2.0F, false));
@@ -139,7 +210,7 @@ public class Wolf extends TamableAnimal implements NeutralMob {
this.targetSelector.addGoal(2, new OwnerHurtTargetGoal(this));
this.targetSelector.addGoal(3, (new HurtByTargetGoal(this, new Class[0])).setAlertOthers(new Class[0])); // CraftBukkit - decompile error
this.targetSelector.addGoal(4, new NearestAttackableTargetGoal<>(this, Player.class, 10, true, false, this::isAngryAt));
- this.targetSelector.addGoal(5, new NonTameRandomTargetGoal<>(this, Animal.class, false, Wolf.PREY_SELECTOR));
+ // this.targetSelector.addGoal(5, new NonTameRandomTargetGoal<>(this, Animal.class, false, Wolf.PREY_SELECTOR)); // Purpur - moved to updatePathfinders()
this.targetSelector.addGoal(6, new NonTameRandomTargetGoal<>(this, Turtle.class, false, Turtle.BABY_ON_LAND_SELECTOR));
this.targetSelector.addGoal(7, new NearestAttackableTargetGoal<>(this, AbstractSkeleton.class, false));
this.targetSelector.addGoal(8, new ResetUniversalAngerTargetGoal<>(this, true));
@@ -184,6 +255,7 @@ public class Wolf extends TamableAnimal implements NeutralMob {
public void addAdditionalSaveData(CompoundTag nbt) {
super.addAdditionalSaveData(nbt);
nbt.putByte("CollarColor", (byte) this.getCollarColor().getId());
+ nbt.putBoolean("Purpur.IsRabid", this.isRabid); // Purpur
this.addPersistentAngerSaveData(nbt);
}
@@ -193,6 +265,10 @@ public class Wolf extends TamableAnimal implements NeutralMob {
if (nbt.contains("CollarColor", 99)) {
this.setCollarColor(DyeColor.byId(nbt.getInt("CollarColor")));
}
+ // Purpur start
+ this.isRabid = nbt.getBoolean("Purpur.IsRabid");
+ this.updatePathfinders(false);
+ // Purpur end
this.readPersistentAngerSaveData(this.level, nbt);
}
@@ -237,6 +313,11 @@ public class Wolf extends TamableAnimal implements NeutralMob {
public void tick() {
super.tick();
if (this.isAlive()) {
+ // Purpur start
+ if (this.age % 300 == 0 && this.isRabid()) {
+ this.addEffect(new MobEffectInstance(MobEffects.CONFUSION, 400));
+ }
+ // Purpur end
this.interestedAngleO = this.interestedAngle;
if (this.isInterested()) {
this.interestedAngle += (1.0F - this.interestedAngle) * 0.4F;
@@ -434,6 +515,20 @@ public class Wolf extends TamableAnimal implements NeutralMob {
return InteractionResult.SUCCESS;
}
+ // Purpur start
+ else if (this.level.purpurConfig.wolfMilkCuresRabies && itemstack.getItem() == Items.MILK_BUCKET && this.isRabid()) {
+ if (!player.isCreative()) {
+ player.setItemInHand(hand, new ItemStack(Items.BUCKET));
+ }
+ this.setRabid(false);
+ for (int i = 0; i < 10; ++i) {
+ ((ServerLevel) level).sendParticles(((ServerLevel) level).players, null, ParticleTypes.HAPPY_VILLAGER,
+ getX() + random.nextFloat(), getY() + (random.nextFloat() * 1.5), getZ() + random.nextFloat(), 1,
+ random.nextGaussian() * 0.05D, random.nextGaussian() * 0.05D, random.nextGaussian() * 0.05D, 0, true);
+ }
+ return InteractionResult.SUCCESS;
+ }
+ // Purpur end
return super.mobInteract(player, hand);
}
diff --git a/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java b/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
index 516e8cde32951fe825865e5814ddbe62d52f86a6..37ece27cee2202236373ae3031e56869b3f073eb 100644
--- a/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
+++ b/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
@@ -1750,6 +1750,8 @@ public class PurpurWorldConfig {
public boolean wolfRidable = false;
public boolean wolfRidableInWater = false;
public double wolfMaxHealth = 8.0D;
+ public boolean wolfMilkCuresRabies = true;
+ public double wolfNaturalRabid = 0.0D;
public int wolfBreedingTicks = 6000;
private void wolfSettings() {
wolfRidable = getBoolean("mobs.wolf.ridable", wolfRidable);
@@ -1760,6 +1762,8 @@ public class PurpurWorldConfig {
set("mobs.wolf.attributes.max_health", oldValue);
}
wolfMaxHealth = getDouble("mobs.wolf.attributes.max_health", wolfMaxHealth);
+ wolfMilkCuresRabies = getBoolean("mobs.wolf.milk-cures-rabid-wolves", wolfMilkCuresRabies);
+ wolfNaturalRabid = getDouble("mobs.wolf.spawn-rabid-chance", wolfNaturalRabid);
wolfBreedingTicks = getInt("mobs.wolf.breeding-delay-ticks", wolfBreedingTicks);
}
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftWolf.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftWolf.java
index f856b42201c17f8da21251e54fcf052336916e70..ac0803d42be2f36a2f40487ee31413d059d2f0e2 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftWolf.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftWolf.java
@@ -43,4 +43,16 @@ public class CraftWolf extends CraftTameableAnimal implements Wolf {
public void setCollarColor(DyeColor color) {
this.getHandle().setCollarColor(net.minecraft.world.item.DyeColor.byId(color.getWoolData()));
}
+
+ // Purpur start
+ @Override
+ public boolean isRabid() {
+ return getHandle().isRabid();
+ }
+
+ @Override
+ public void setRabid(boolean isRabid) {
+ getHandle().setRabid(isRabid);
+ }
+ // Purpur end
}
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