Purpur/patches/api/0004-Ridables.patch

From 282ffe28105fdbbbaa9ca8efc1184d83f5f47dee Mon Sep 17 00:00:00 2001
From: William Blake Galbreath <blake.galbreath@gmail.com>
Date: Sat, 4 May 2019 00:57:16 -0500
Subject: [PATCH] Ridables

---
 .../paper/entity/ai/VanillaGoal.java          |  4 ++
 .../event/entity/RidableSpacebarEvent.java    | 37 ++++++++++++++++++
 src/main/java/org/bukkit/entity/Entity.java   | 38 +++++++++++++++++++
 3 files changed, 79 insertions(+)
 create mode 100644 src/main/java/net/pl3x/purpur/event/entity/RidableSpacebarEvent.java

diff --git a/src/main/java/com/destroystokyo/paper/entity/ai/VanillaGoal.java b/src/main/java/com/destroystokyo/paper/entity/ai/VanillaGoal.java
index d23ad96ee..36d37e9a3 100644
--- a/src/main/java/com/destroystokyo/paper/entity/ai/VanillaGoal.java
+++ b/src/main/java/com/destroystokyo/paper/entity/ai/VanillaGoal.java
@@ -154,6 +154,10 @@ public interface VanillaGoal<T extends Mob> extends Goal<T> {
     GoalKey<Mob> FOLLOW_ENTITY = GoalKey.of(Mob.class, NamespacedKey.minecraft("follow_entity"));
     GoalKey<Tameable> FOLLOW_OWNER = GoalKey.of(Tameable.class, NamespacedKey.minecraft("follow_owner"));
     GoalKey<Animals> FOLLOW_PARENT = GoalKey.of(Animals.class, NamespacedKey.minecraft("follow_parent"));
+    // Purpur start
+    GoalKey<Phantom> FIND_CRYSTAL_GOAL = GoalKey.of(Phantom.class, NamespacedKey.minecraft("find_crystal_goal"));
+    GoalKey<Phantom> ORBIT_CRYSTAL_GOAL = GoalKey.of(Phantom.class, NamespacedKey.minecraft("orbit_crystal_goal"));
+    // Purpur end
     GoalKey<SkeletonHorse> HORSE_TRAP = GoalKey.of(SkeletonHorse.class, NamespacedKey.minecraft("horse_trap"));
     GoalKey<Creature> HURT_BY_TARGET = GoalKey.of(Creature.class, NamespacedKey.minecraft("hurt_by_target"));
     GoalKey<Mob> INTERACT = GoalKey.of(Mob.class, NamespacedKey.minecraft("interact"));
diff --git a/src/main/java/net/pl3x/purpur/event/entity/RidableSpacebarEvent.java b/src/main/java/net/pl3x/purpur/event/entity/RidableSpacebarEvent.java
new file mode 100644
index 000000000..c0ec5a130
--- /dev/null
+++ b/src/main/java/net/pl3x/purpur/event/entity/RidableSpacebarEvent.java
@@ -0,0 +1,37 @@
+package net.pl3x.purpur.event.entity;
+
+import org.bukkit.entity.Entity;
+import org.bukkit.event.Cancellable;
+import org.bukkit.event.HandlerList;
+import org.bukkit.event.entity.EntityEvent;
+import org.jetbrains.annotations.NotNull;
+
+public class RidableSpacebarEvent extends EntityEvent implements Cancellable {
+    private static final HandlerList handlers = new HandlerList();
+    private boolean cancelled;
+
+    public RidableSpacebarEvent(@NotNull Entity entity) {
+        super(entity);
+    }
+
+    @Override
+    public boolean isCancelled() {
+        return cancelled;
+    }
+
+    @Override
+    public void setCancelled(boolean cancel) {
+        cancelled = cancel;
+    }
+
+    @Override
+    @NotNull
+    public HandlerList getHandlers() {
+        return handlers;
+    }
+
+    @NotNull
+    public static HandlerList getHandlerList() {
+        return handlers;
+    }
+}
diff --git a/src/main/java/org/bukkit/entity/Entity.java b/src/main/java/org/bukkit/entity/Entity.java
index 3f0f38031..25372c58b 100644
--- a/src/main/java/org/bukkit/entity/Entity.java
+++ b/src/main/java/org/bukkit/entity/Entity.java
@@ -659,4 +659,42 @@ public interface Entity extends Metadatable, CommandSender, Nameable, Persistent
     @NotNull
     org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason getEntitySpawnReason();
     // Paper end
+
+    // Purpur start
+    /**
+     * Get the riding player
+     *
+     * @return Riding player
+     */
+    @Nullable
+    Player getRider();
+
+    /**
+     * Check if entity is being ridden
+     *
+     * @return True if being ridden
+     */
+    boolean hasRider();
+
+    /**
+     * Check if entity is ridable
+     *
+     * @return True if ridable
+     */
+    boolean isRidable();
+
+    /**
+     * Check if entity is ridable in water
+     *
+     * @return True if ridable in water
+     */
+    boolean isRidableInWater();
+
+    /**
+     * Check if shift is required to mount this entity
+     *
+     * @return True if shift is required
+     */
+    boolean requireShiftToMount();
+    // Purpur end
 }
-- 
2.24.0