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25 lines
1.6 KiB
Diff
25 lines
1.6 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Zach Brown <zach@zachbr.io>
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Date: Thu, 16 Apr 2020 20:07:29 -0500
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Subject: [PATCH] Restrict vanilla teleport command to valid locations
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Fixes GH-3165, GH-3575
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diff --git a/src/main/java/net/minecraft/server/commands/TeleportCommand.java b/src/main/java/net/minecraft/server/commands/TeleportCommand.java
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index 85ae18b7f8a26f83ea0cf1ae17cfa88b796fcc77..d0109df7fad51fc0444459f5d367254c8f4c355e 100644
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--- a/src/main/java/net/minecraft/server/commands/TeleportCommand.java
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+++ b/src/main/java/net/minecraft/server/commands/TeleportCommand.java
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@@ -148,6 +148,12 @@ public class TeleportCommand {
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private static void performTeleport(CommandSourceStack source, Entity target, ServerLevel world, double x, double y, double z, Set<ClientboundPlayerPositionPacket.RelativeArgument> movementFlags, float yaw, float pitch, @Nullable TeleportCommand.LookAt facingLocation) throws CommandSyntaxException {
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BlockPos blockposition = new BlockPos(x, y, z);
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+ // Paper start - Don't allow teleport command to invalid locations
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+ if (x <= -30000000 || z <= -30000000 || x > 30000000 || z > 30000000 || y > 30000000 || y <= -30000000) { // Copy/pasta from BaseBlockPosition#isValidLocation
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+ org.bukkit.Bukkit.getLogger().warning("Refused to teleport " + target.getScoreboardName() + " to " + x + ", " + y + ", " + z);
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+ return;
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+ }
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+ // Paper end
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if (!Level.isInSpawnableBounds(blockposition)) {
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throw TeleportCommand.INVALID_POSITION.create();
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