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Add EntityFertilizeEggEvent (#8041)

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Lulu13022002 2023-03-04 23:23:32 +01:00 committed by GitHub
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140
patches/api/0418-Add-EntityFertilizeEggEvent.patch Normal file
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@ -0,0 +1,140 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Lulu13022002 <41980282+Lulu13022002@users.noreply.github.com>
Date: Fri, 24 Jun 2022 11:56:32 +0200
Subject: [PATCH] Add EntityFertilizeEggEvent
diff --git a/src/main/java/io/papermc/paper/event/entity/EntityFertilizeEggEvent.java b/src/main/java/io/papermc/paper/event/entity/EntityFertilizeEggEvent.java
new file mode 100644
index 0000000000000000000000000000000000000000..159b3b541991be34a5db856e3706a97afc8afb3d
--- /dev/null
+++ b/src/main/java/io/papermc/paper/event/entity/EntityFertilizeEggEvent.java
@@ -0,0 +1,128 @@
+package io.papermc.paper.event.entity;
+
+import com.google.common.base.Preconditions;
+import org.bukkit.entity.LivingEntity;
+import org.bukkit.entity.Player;
+import org.bukkit.event.Cancellable;
+import org.bukkit.event.HandlerList;
+import org.bukkit.event.entity.EntityEvent;
+import org.bukkit.inventory.ItemStack;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+/**
+ * Called when a mating occurs that results in a pregnancy.
+ * After a bit of time, the mother will lay an egg.
+ */
+public class EntityFertilizeEggEvent extends EntityEvent implements Cancellable {
+
+ private static final HandlerList HANDLER_LIST = new HandlerList();
+
+ private final LivingEntity mother;
+ private final LivingEntity father;
+ private final Player breeder;
+ private final ItemStack bredWith;
+ private int experience;
+
+ private boolean cancel;
+
+ public EntityFertilizeEggEvent(@NotNull LivingEntity mother, @NotNull LivingEntity father, @Nullable Player breeder, @Nullable ItemStack bredWith, int experience) {
+ super(mother);
+ Preconditions.checkArgument(mother != null, "Cannot have null mother");
+ Preconditions.checkArgument(father != null, "Cannot have null father");
+
+ // Breeder can be null in the case of spontaneous conception
+ this.mother = mother;
+ this.father = father;
+ this.breeder = breeder;
+ this.bredWith = bredWith;
+ this.experience = experience;
+ }
+
+ @NotNull
+ @Override
+ public LivingEntity getEntity() {
+ return (LivingEntity) entity;
+ }
+
+ /**
+ * Gets the parent creating this entity.
+ *
+ * @return The "birth" parent
+ */
+ @NotNull
+ public LivingEntity getMother() {
+ return mother;
+ }
+
+ /**
+ * Gets the other parent of the newly born entity.
+ *
+ * @return the other parent
+ */
+ @NotNull
+ public LivingEntity getFather() {
+ return father;
+ }
+
+ /**
+ * Gets the Entity responsible for fertilization. Breeder is null for spontaneous
+ * conception.
+ *
+ * @return The Entity who initiated breeding.
+ */
+ @Nullable
+ public Player getBreeder() {
+ return breeder;
+ }
+
+ /**
+ * The ItemStack that was used to initiate fertilization, if present.
+ *
+ * @return ItemStack used to initiate breeding.
+ */
+ @Nullable
+ public ItemStack getBredWith() {
+ return bredWith;
+ }
+
+ /**
+ * Get the amount of experience granted by fertilization.
+ *
+ * @return experience amount
+ */
+ public int getExperience() {
+ return experience;
+ }
+
+ /**
+ * Set the amount of experience granted by fertilization.
+ * If the amount is negative or zero, no experience will be dropped.
+ *
+ * @param experience experience amount
+ */
+ public void setExperience(int experience) {
+ this.experience = experience;
+ }
+
+ @Override
+ public boolean isCancelled() {
+ return cancel;
+ }
+
+ @Override
+ public void setCancelled(boolean cancel) {
+ this.cancel = cancel;
+ }
+
+ @NotNull
+ @Override
+ public HandlerList getHandlers() {
+ return HANDLER_LIST;
+ }
+
+ @NotNull
+ public static HandlerList getHandlerList() {
+ return HANDLER_LIST;
+ }
+}

74
patches/server/0964-Add-EntityFertilizeEggEvent.patch Normal file
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@ -0,0 +1,74 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Lulu13022002 <41980282+Lulu13022002@users.noreply.github.com>
Date: Fri, 24 Jun 2022 12:39:34 +0200
Subject: [PATCH] Add EntityFertilizeEggEvent
diff --git a/src/main/java/net/minecraft/world/entity/animal/Turtle.java b/src/main/java/net/minecraft/world/entity/animal/Turtle.java
index 25503678e7d049a8b3172cfad8a5606958c32302..7f9ec1888eb9c02705426d60cf4e3aa7c6d43115 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Turtle.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Turtle.java
@@ -436,6 +436,17 @@ public class Turtle extends Animal {
if (entityplayer == null && this.partner.getLoveCause() != null) {
entityplayer = this.partner.getLoveCause();
}
+ // Paper start
+ RandomSource randomsource = this.animal.getRandom();
+ int experience = randomsource.nextInt(7) + 1;
+ io.papermc.paper.event.entity.EntityFertilizeEggEvent event = new io.papermc.paper.event.entity.EntityFertilizeEggEvent((org.bukkit.entity.LivingEntity) turtle.getBukkitEntity(), (org.bukkit.entity.LivingEntity) partner.getBukkitEntity(), entityplayer == null ? null : entityplayer.getBukkitEntity(), turtle.breedItem == null ? null : org.bukkit.craftbukkit.inventory.CraftItemStack.asCraftMirror(turtle.breedItem).clone(), experience);
+ if (!event.callEvent()) {
+ animal.resetLove();
+ partner.resetLove(); // stop the pathfinding to avoid infinite loop
+ return;
+ }
+ experience = event.getExperience();
+ // Paper end
if (entityplayer != null) {
entityplayer.awardStat(Stats.ANIMALS_BRED);
@@ -447,10 +458,9 @@ public class Turtle extends Animal {
this.partner.setAge(6000);
this.animal.resetLove();
this.partner.resetLove();
- RandomSource randomsource = this.animal.getRandom();
- if (this.level.getGameRules().getBoolean(GameRules.RULE_DOMOBLOOT)) {
- this.level.addFreshEntity(new ExperienceOrb(this.level, this.animal.getX(), this.animal.getY(), this.animal.getZ(), randomsource.nextInt(7) + 1, org.bukkit.entity.ExperienceOrb.SpawnReason.BREED, entityplayer)); // Paper;
+ if (experience > 0 && this.level.getGameRules().getBoolean(GameRules.RULE_DOMOBLOOT)) { // Paper
+ this.level.addFreshEntity(new ExperienceOrb(this.level, this.animal.getX(), this.animal.getY(), this.animal.getZ(), experience, org.bukkit.entity.ExperienceOrb.SpawnReason.BREED, entityplayer)); // Paper
}
}
diff --git a/src/main/java/net/minecraft/world/entity/animal/frog/Frog.java b/src/main/java/net/minecraft/world/entity/animal/frog/Frog.java
index f2e84e832ad95df26fe3b9ba439ce38fc59b3585..63cb093e41ef9eed43c8bbb758596f8df324f47f 100644
--- a/src/main/java/net/minecraft/world/entity/animal/frog/Frog.java
+++ b/src/main/java/net/minecraft/world/entity/animal/frog/Frog.java
@@ -265,6 +265,17 @@ public class Frog extends Animal implements VariantHolder<FrogVariant> {
serverPlayer = other.getLoveCause();
}
+ // Paper start
+ int experience = this.getRandom().nextInt(7) + 1;
+ io.papermc.paper.event.entity.EntityFertilizeEggEvent event = new io.papermc.paper.event.entity.EntityFertilizeEggEvent((org.bukkit.entity.LivingEntity) this.getBukkitEntity(), (org.bukkit.entity.LivingEntity) other.getBukkitEntity(), serverPlayer == null ? null : serverPlayer.getBukkitEntity(), this.breedItem == null ? null : org.bukkit.craftbukkit.inventory.CraftItemStack.asCraftMirror(this.breedItem).clone(), experience);
+ if (!event.callEvent()) {
+ resetLove();
+ other.resetLove(); // stop the pathfinding to avoid infinite loop
+ return;
+ }
+ experience = event.getExperience();
+ // Paper end
+
if (serverPlayer != null) {
serverPlayer.awardStat(Stats.ANIMALS_BRED);
CriteriaTriggers.BRED_ANIMALS.trigger(serverPlayer, this, other, (AgeableMob)null);
@@ -276,8 +287,8 @@ public class Frog extends Animal implements VariantHolder<FrogVariant> {
other.resetLove();
this.getBrain().setMemory(MemoryModuleType.IS_PREGNANT, Unit.INSTANCE);
world.broadcastEntityEvent(this, (byte)18);
- if (world.getGameRules().getBoolean(GameRules.RULE_DOMOBLOOT)) {
- world.addFreshEntity(new ExperienceOrb(world, this.getX(), this.getY(), this.getZ(), this.getRandom().nextInt(7) + 1, org.bukkit.entity.ExperienceOrb.SpawnReason.BREED, serverPlayer)); // Paper
+ if (experience > 0 && world.getGameRules().getBoolean(GameRules.RULE_DOMOBLOOT)) { // Paper
+ world.addFreshEntity(new ExperienceOrb(world, this.getX(), this.getY(), this.getZ(), experience, org.bukkit.entity.ExperienceOrb.SpawnReason.BREED, serverPlayer)); // Paper
}
}