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Be less strict with vanilla teleport command limits

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Just limit to the same valid location check as BaseBlockPosition, no
reason to restrict to the world border.

Ref: GH-3165
This commit is contained in:
Zach Brown 2020-04-16 21:16:35 -05:00
parent 5041e3e821
commit a94ea15b5a
1 changed files with 6 additions and 4 deletions
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10
Spigot-Server-Patches/Restrict-vanilla-teleport-command-to-worldborder.patch → Spigot-Server-Patches/Restrict-vanilla-teleport-command-to-valid-locations.patch
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@ -1,19 +1,21 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Zach Brown <1254957+zachbr@users.noreply.github.com>
Date: Thu, 16 Apr 2020 20:07:29 -0500
Subject: [PATCH] Restrict vanilla teleport command to worldborder
Subject: [PATCH] Restrict vanilla teleport command to valid locations
Fixes GH-3165
diff --git a/src/main/java/net/minecraft/server/CommandTeleport.java b/src/main/java/net/minecraft/server/CommandTeleport.java
index 3060b4f68..df2711978 100644
index 3060b4f68..79016b587 100644
--- a/src/main/java/net/minecraft/server/CommandTeleport.java
+++ b/src/main/java/net/minecraft/server/CommandTeleport.java
@@ -0,0 +0,0 @@ public class CommandTeleport {
}
private static void a(CommandListenerWrapper commandlistenerwrapper, Entity entity, WorldServer worldserver, double d0, double d1, double d2, Set<PacketPlayOutPosition.EnumPlayerTeleportFlags> set, float f, float f1, @Nullable CommandTeleport.a commandteleport_a) {
+ // Paper start - Don't allow teleport command to go outside the world border
+ if (!worldserver.getWorldBorder().isInBounds(new BlockPosition(d0, d1, d2))) {
+ // Paper start - Don't allow teleport command to invalid locations
+ if (d0 <= -30000000 || d2 <= -30000000 || d0 > 30000000 || d2 > 30000000) { // Copy/pasta from BaseBlockPosition#isValidLocation
+ org.bukkit.Bukkit.getLogger().warning("Refused to teleport " + entity.getName() + " to " + d0 + ", " + d1 + ", " + d2);
+ return;
+ }
+ // Paper end