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Expose Tracked Players

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A lot of plugins seem to use reflection to determine this, so this could be a bit of a starter-patch as future PR'ers could also exposed tracked entities as well.
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Tom 2021-02-26 16:27:53 -06:00 committed by Mariell Hoversholm
parent b53a650a59
commit 6fab1ee3aa
2 changed files with 86 additions and 0 deletions
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33
Spigot-API-Patches/0276-Expose-Tracked-Players.patch Normal file
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@ -0,0 +1,33 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Tom <cryptite@gmail.com>
Date: Fri, 26 Feb 2021 16:24:25 -0600
Subject: [PATCH] Expose Tracked Players
diff --git a/src/main/java/org/bukkit/entity/Player.java b/src/main/java/org/bukkit/entity/Player.java
index 5fe48dcc5a3ea492915350cff44d5f112ce11dbf..b391c720b69714cf49f8733cf4440864ac3dcd72 100644
--- a/src/main/java/org/bukkit/entity/Player.java
+++ b/src/main/java/org/bukkit/entity/Player.java
@@ -1,6 +1,7 @@
package org.bukkit.entity;
import java.net.InetSocketAddress;
+import java.util.Set; // Paper
import java.util.UUID;
import com.destroystokyo.paper.ClientOption; // Paper
import com.destroystokyo.paper.Title; // Paper
@@ -1976,6 +1977,14 @@ public interface Player extends HumanEntity, Conversable, OfflinePlayer, PluginM
void sendOpLevel(byte level);
// Paper end
+ // Paper start
+ /**
+ * @return Returns a set of Players within this player's tracking range (that the player's client can "see")
+ */
+ @NotNull
+ Set<Player> getTrackedPlayers();
+ // Paper end
+
// Spigot start
public class Spigot extends Entity.Spigot {

53
Spigot-Server-Patches/0679-Expose-Tracked-Players.patch Normal file
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@ -0,0 +1,53 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Tom <cryptite@gmail.com>
Date: Fri, 26 Feb 2021 16:24:25 -0600
Subject: [PATCH] Expose Tracked Players
diff --git a/src/main/java/net/minecraft/server/Entity.java b/src/main/java/net/minecraft/server/Entity.java
index d8787985ab4c94e9808332c15b3d16d4b52ba195..e87e1b04e13593f1efa4d1c59cb9e433f2b3c694 100644
--- a/src/main/java/net/minecraft/server/Entity.java
+++ b/src/main/java/net/minecraft/server/Entity.java
@@ -80,7 +80,7 @@ public abstract class Entity implements INamableTileEntity, ICommandListener, Ke
public com.destroystokyo.paper.loottable.PaperLootableInventoryData lootableData; // Paper
private CraftEntity bukkitEntity;
- PlayerChunkMap.EntityTracker tracker; // Paper
+ public PlayerChunkMap.EntityTracker tracker; // Paper package private -> public
boolean collisionLoadChunks = false; // Paper
Throwable addedToWorldStack; // Paper - entity debug
public CraftEntity getBukkitEntity() {
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
index 8a6340c1eeda638e70d3da6ad30e51b98fd66947..0a7777f97b85842aa7f214479dcc7a9e6a4bee8a 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -16,6 +16,7 @@ import java.net.InetSocketAddress;
import java.net.SocketAddress;
import java.util.ArrayList;
import java.util.Collection;
+import java.util.Collections; // Paper
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedHashMap;
@@ -2326,6 +2327,21 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
}
// Paper end
+ // Paper start
+ @Override
+ public Set<Player> getTrackedPlayers() {
+ if (entity.tracker == null) {
+ return Collections.emptySet();
+ }
+
+ Set<Player> set = new HashSet<>(entity.tracker.trackedPlayers.size());
+ for (EntityPlayer entityPlayer : entity.tracker.trackedPlayers) {
+ set.add(entityPlayer.getBukkitEntity().getPlayer());
+ }
+ return set;
+ }
+ // Paper end
+
// Spigot start
private final Player.Spigot spigot = new Player.Spigot()
{