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Llama API

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This commit is contained in:
William Blake Galbreath
2025-01-04 19:21:35 -08:00
committed by granny
parent 3f0b653764
commit c5902528c1
10 changed files with 203 additions and 235 deletions
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137
patches/api/0008-Llama-API.patch
View File

@@ -1,137 +0,0 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: William Blake Galbreath <blake.galbreath@gmail.com>
Date: Fri, 18 Oct 2019 22:50:05 -0500
Subject: [PATCH] Llama API
diff --git a/src/main/java/org/bukkit/entity/Llama.java b/src/main/java/org/bukkit/entity/Llama.java
index bc84b892cae5fe7019a3ad481e9da79956efa1fe..48eb5b00c460cccde29d327cef1d63fc04d6a829 100644
--- a/src/main/java/org/bukkit/entity/Llama.java
+++ b/src/main/java/org/bukkit/entity/Llama.java
@@ -119,4 +119,20 @@ public interface Llama extends ChestedHorse, RangedEntity { // Paper
@org.jetbrains.annotations.Nullable
Llama getCaravanTail();
// Paper end
+
+ // Purpur start
+ /**
+ * Check if this Llama should attempt to join a caravan
+ *
+ * @return True if Llama is allowed to join a caravan
+ */
+ boolean shouldJoinCaravan();
+
+ /**
+ * Set if this Llama should attempt to join a caravan
+ *
+ * @param shouldJoinCaravan True to allow joining a caravan
+ */
+ void setShouldJoinCaravan(boolean shouldJoinCaravan);
+ // Purpur end
}
diff --git a/src/main/java/org/purpurmc/purpur/event/entity/LlamaJoinCaravanEvent.java b/src/main/java/org/purpurmc/purpur/event/entity/LlamaJoinCaravanEvent.java
new file mode 100644
index 0000000000000000000000000000000000000000..e34c37579dc8a5a108c03b9eff6bb916a910d867
--- /dev/null
+++ b/src/main/java/org/purpurmc/purpur/event/entity/LlamaJoinCaravanEvent.java
@@ -0,0 +1,60 @@
+package org.purpurmc.purpur.event.entity;
+
+import org.bukkit.entity.Llama;
+import org.bukkit.event.Cancellable;
+import org.bukkit.event.HandlerList;
+import org.bukkit.event.entity.EntityEvent;
+import org.jetbrains.annotations.ApiStatus;
+import org.jspecify.annotations.NullMarked;
+
+/**
+ * Called when a Llama tries to join a caravan.
+ * <p>
+ * Cancelling the event will not let the Llama join. To prevent future attempts
+ * at joining a caravan use {@link Llama#setShouldJoinCaravan(boolean)}.
+ */
+@NullMarked
+public class LlamaJoinCaravanEvent extends EntityEvent implements Cancellable {
+ private static final HandlerList handlers = new HandlerList();
+ private boolean canceled;
+ private final Llama head;
+
+ @ApiStatus.Internal
+ public LlamaJoinCaravanEvent(Llama llama, Llama head) {
+ super(llama);
+ this.head = head;
+ }
+
+ @Override
+ public Llama getEntity() {
+ return (Llama) entity;
+ }
+
+ /**
+ * Get the Llama that this Llama is about to follow
+ *
+ * @return Llama about to be followed
+ */
+ public Llama getHead() {
+ return head;
+ }
+
+ @Override
+ public boolean isCancelled() {
+ return canceled;
+ }
+
+ @Override
+ public void setCancelled(boolean cancel) {
+ canceled = cancel;
+ }
+
+ @Override
+ public HandlerList getHandlers() {
+ return handlers;
+ }
+
+ public static HandlerList getHandlerList() {
+ return handlers;
+ }
+}
diff --git a/src/main/java/org/purpurmc/purpur/event/entity/LlamaLeaveCaravanEvent.java b/src/main/java/org/purpurmc/purpur/event/entity/LlamaLeaveCaravanEvent.java
new file mode 100644
index 0000000000000000000000000000000000000000..23ea41ff5dc43a915a263aeb1a246705de8bf9e1
--- /dev/null
+++ b/src/main/java/org/purpurmc/purpur/event/entity/LlamaLeaveCaravanEvent.java
@@ -0,0 +1,34 @@
+package org.purpurmc.purpur.event.entity;
+
+import org.bukkit.entity.Llama;
+import org.bukkit.event.HandlerList;
+import org.bukkit.event.entity.EntityEvent;
+import org.jetbrains.annotations.ApiStatus;
+import org.jspecify.annotations.NullMarked;
+
+/**
+ * Called when a Llama leaves a caravan
+ */
+@NullMarked
+public class LlamaLeaveCaravanEvent extends EntityEvent {
+ private static final HandlerList handlers = new HandlerList();
+
+ @ApiStatus.Internal
+ public LlamaLeaveCaravanEvent(Llama llama) {
+ super(llama);
+ }
+
+ @Override
+ public Llama getEntity() {
+ return (Llama) entity;
+ }
+
+ @Override
+ public HandlerList getHandlers() {
+ return handlers;
+ }
+
+ public static HandlerList getHandlerList() {
+ return handlers;
+ }
+}

91
patches/server/0010-Llama-API.patch
View File

@@ -1,91 +0,0 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: William Blake Galbreath <blake.galbreath@gmail.com>
Date: Fri, 18 Oct 2019 22:50:12 -0500
Subject: [PATCH] Llama API
diff --git a/net/minecraft/world/entity/ai/goal/LlamaFollowCaravanGoal.java b/net/minecraft/world/entity/ai/goal/LlamaFollowCaravanGoal.java
index df695b444fa2a993d381e2f197182c3e91a68502..eb0faf58fa1a408f294fc62120b140def97f998d 100644
--- a/net/minecraft/world/entity/ai/goal/LlamaFollowCaravanGoal.java
+++ b/net/minecraft/world/entity/ai/goal/LlamaFollowCaravanGoal.java
@@ -22,6 +22,7 @@ public class LlamaFollowCaravanGoal extends Goal {
@Override
public boolean canUse() {
+ if (!this.llama.shouldJoinCaravan) return false; // Purpur
if (!this.llama.isLeashed() && !this.llama.inCaravan()) {
List<Entity> list = this.llama.level().getEntities(this.llama, this.llama.getBoundingBox().inflate(9.0, 4.0, 9.0), entity -> {
EntityType<?> entityType = entity.getType();
@@ -71,6 +72,7 @@ public class LlamaFollowCaravanGoal extends Goal {
@Override
public boolean canContinueToUse() {
+ if (!this.llama.shouldJoinCaravan) return false; // Purpur
if (this.llama.inCaravan() && this.llama.getCaravanHead().isAlive() && this.firstIsLeashed(this.llama, 0)) {
double d = this.llama.distanceToSqr(this.llama.getCaravanHead());
if (d > 676.0) {
diff --git a/net/minecraft/world/entity/animal/horse/Llama.java b/net/minecraft/world/entity/animal/horse/Llama.java
index 83fdbf55384a5c4429d65a88fcb788e449a8862a..cbab482bd44c0a0fa82a80f41fdfd8c124c58c43 100644
--- a/net/minecraft/world/entity/animal/horse/Llama.java
+++ b/net/minecraft/world/entity/animal/horse/Llama.java
@@ -72,6 +72,7 @@ public class Llama extends AbstractChestedHorse implements VariantHolder<Llama.V
private Llama caravanHead;
@Nullable
public Llama caravanTail; // Paper
+ public boolean shouldJoinCaravan = true; // Purpur
public Llama(EntityType<? extends Llama> type, Level world) {
super(type, world);
@@ -167,6 +168,7 @@ public class Llama extends AbstractChestedHorse implements VariantHolder<Llama.V
super.addAdditionalSaveData(nbt);
nbt.putInt("Variant", this.getVariant().id);
nbt.putInt("Strength", this.getStrength());
+ nbt.putBoolean("Purpur.ShouldJoinCaravan", shouldJoinCaravan); // Purpur
}
@Override
@@ -174,6 +176,7 @@ public class Llama extends AbstractChestedHorse implements VariantHolder<Llama.V
this.setStrength(nbt.getInt("Strength"));
super.readAdditionalSaveData(nbt);
this.setVariant(Llama.Variant.byId(nbt.getInt("Variant")));
+ if (nbt.contains("Purpur.ShouldJoinCaravan")) this.shouldJoinCaravan = nbt.getBoolean("Purpur.ShouldJoinCaravan"); // Purpur
}
@Override
@@ -441,6 +444,7 @@ public class Llama extends AbstractChestedHorse implements VariantHolder<Llama.V
public void leaveCaravan() {
if (this.caravanHead != null) {
+ new org.purpurmc.purpur.event.entity.LlamaLeaveCaravanEvent((org.bukkit.entity.Llama) getBukkitEntity()).callEvent(); // Purpur
this.caravanHead.caravanTail = null;
}
@@ -448,6 +452,7 @@ public class Llama extends AbstractChestedHorse implements VariantHolder<Llama.V
}
public void joinCaravan(Llama llama) {
+ if (!shouldJoinCaravan || !new org.purpurmc.purpur.event.entity.LlamaJoinCaravanEvent((org.bukkit.entity.Llama) getBukkitEntity(), (org.bukkit.entity.Llama) llama.getBukkitEntity()).callEvent()) return; // Purpur
this.caravanHead = llama;
this.caravanHead.caravanTail = this;
}
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftLlama.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftLlama.java
index 351f42842b780d053cd2e5bad9ae299449141b10..4860574e7fad7a9527dda599703c573c5b4b234b 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftLlama.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftLlama.java
@@ -90,4 +90,16 @@ public class CraftLlama extends CraftChestedHorse implements Llama, com.destroys
return this.getHandle().caravanTail == null ? null : (Llama) this.getHandle().caravanTail.getBukkitEntity();
}
// Paper end
+
+ // Purpur start
+ @Override
+ public boolean shouldJoinCaravan() {
+ return getHandle().shouldJoinCaravan;
+ }
+
+ @Override
+ public void setShouldJoinCaravan(boolean shouldJoinCaravan) {
+ getHandle().shouldJoinCaravan = shouldJoinCaravan;
+ }
+ // Purpur end
}