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Player Entity Tracking Events (#4722)

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Yannick Lamprecht 2022-12-03 23:46:38 +01:00 committed by GitHub
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101
patches/api/0413-Player-Entity-Tracking-Events.patch Normal file
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@ -0,0 +1,101 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Yannick Lamprecht <yannicklamprecht@live.de>
Date: Wed, 30 Mar 2022 18:16:37 +0200
Subject: [PATCH] Player Entity Tracking Events
diff --git a/src/main/java/io/papermc/paper/event/player/PlayerTrackEntityEvent.java b/src/main/java/io/papermc/paper/event/player/PlayerTrackEntityEvent.java
new file mode 100644
index 0000000000000000000000000000000000000000..167be75dc616578db2df1a88f1a54b17707b3a88
--- /dev/null
+++ b/src/main/java/io/papermc/paper/event/player/PlayerTrackEntityEvent.java
@@ -0,0 +1,42 @@
+package io.papermc.paper.event.player;
+
+import org.bukkit.entity.Entity;
+import org.bukkit.entity.Player;
+import org.bukkit.event.HandlerList;
+import org.bukkit.event.player.PlayerEvent;
+import org.jetbrains.annotations.NotNull;
+
+/**
+ * Is called when a {@link Player} tracks an {@link Entity}.
+ */
+public class PlayerTrackEntityEvent extends PlayerEvent {
+
+ private static final HandlerList handlers = new HandlerList();
+ private final Entity entity;
+
+ public PlayerTrackEntityEvent(@NotNull Player player, @NotNull Entity entity) {
+ super(player);
+ this.entity = entity;
+ }
+
+ @NotNull
+ public static HandlerList getHandlerList() {
+ return handlers;
+ }
+
+ @NotNull
+ @Override
+ public HandlerList getHandlers() {
+ return handlers;
+ }
+
+ /**
+ * Gets the entity that will be tracked
+ *
+ * @return the entity tracked
+ */
+ @NotNull
+ public Entity getEntity() {
+ return entity;
+ }
+}
diff --git a/src/main/java/io/papermc/paper/event/player/PlayerUntrackEntityEvent.java b/src/main/java/io/papermc/paper/event/player/PlayerUntrackEntityEvent.java
new file mode 100644
index 0000000000000000000000000000000000000000..683710d53e3802ca1cb1a448886a57df6b15dd44
--- /dev/null
+++ b/src/main/java/io/papermc/paper/event/player/PlayerUntrackEntityEvent.java
@@ -0,0 +1,41 @@
+package io.papermc.paper.event.player;
+
+import org.bukkit.entity.Entity;
+import org.bukkit.entity.Player;
+import org.bukkit.event.HandlerList;
+import org.bukkit.event.player.PlayerEvent;
+import org.jetbrains.annotations.NotNull;
+
+/**
+ * Is called when a {@link Player} untracks an {@link Entity}.
+ */
+public class PlayerUntrackEntityEvent extends PlayerEvent {
+
+ private static final HandlerList handlers = new HandlerList();
+ private final Entity entity;
+
+ public PlayerUntrackEntityEvent(@NotNull Player player, @NotNull Entity entity) {
+ super(player);
+ this.entity = entity;
+ }
+
+ @NotNull
+ public static HandlerList getHandlerList() {
+ return handlers;
+ }
+
+ @NotNull
+ @Override
+ public HandlerList getHandlers() {
+ return handlers;
+ }
+
+ /**
+ * Gets the entity that will be untracked
+ * @return the entity untracked
+ */
+ @NotNull
+ public Entity getEntity() {
+ return entity;
+ }
+}

34
patches/server/0951-Player-Entity-Tracking-Events.patch Normal file
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@ -0,0 +1,34 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Yannick Lamprecht <yannicklamprecht@live.de>
Date: Wed, 30 Mar 2022 18:16:52 +0200
Subject: [PATCH] Player Entity Tracking Events
diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
index 6fa47becd0f83ac4273ef3a10c314aa27b08184b..22cd5f0e40d7e3cd04793a9dda29d113428fa093 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -3796,9 +3796,21 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource {
EnchantmentHelper.doPostDamageEffects(attacker, target);
}
- public void startSeenByPlayer(ServerPlayer player) {}
+ // Paper start
+ public void startSeenByPlayer(ServerPlayer player) {
+ if (io.papermc.paper.event.player.PlayerTrackEntityEvent.getHandlerList().getRegisteredListeners().length > 0) {
+ new io.papermc.paper.event.player.PlayerTrackEntityEvent(player.getBukkitEntity(), this.getBukkitEntity()).callEvent();
+ }
+ }
+ // Paper end
- public void stopSeenByPlayer(ServerPlayer player) {}
+ // Paper start
+ public void stopSeenByPlayer(ServerPlayer player) {
+ if(io.papermc.paper.event.player.PlayerUntrackEntityEvent.getHandlerList().getRegisteredListeners().length > 0) {
+ new io.papermc.paper.event.player.PlayerUntrackEntityEvent(player.getBukkitEntity(), this.getBukkitEntity()).callEvent();
+ }
+ }
+ // Paper end
public float rotate(Rotation rotation) {
float f = Mth.wrapDegrees(this.getYRot());