papermc/Spigot-Server-Patches/0325-Don-t-allow-digging-into-unloaded-chunks.patch
Aikar 36f34f01c0
Updated Upstream (Bukkit/CraftBukkit)
Upstream has released updates that appears to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
da9ef3c5 #496: Add methods to get/set ItemStacks in EquipmentSlots
3abebc9f #492: Let Tameable extend Animals rather than Entity
941111a0 #495: Expose ItemStack and hand used in PlayerShearEntityEvent
4fe19cae #494: InventoryView - Add missing Brewing FUEL_TIME

CraftBukkit Changes:
933e9094 #664: Add methods to get/set ItemStacks in EquipmentSlots
18722312 #662: Expose ItemStack and hand used in PlayerShearEntityEvent
2020-05-06 06:05:22 -04:00

42 lines
3.3 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Shane Freeder <theboyetronic@gmail.com>
Date: Sun, 11 Nov 2018 21:01:09 +0000
Subject: [PATCH] Don't allow digging into unloaded chunks
diff --git a/src/main/java/net/minecraft/server/PlayerConnection.java b/src/main/java/net/minecraft/server/PlayerConnection.java
index bde60377ee6e48aad61d36b8e1401cb770986d9f..b21fca9e5c98bd23c8553dd7c19a4ed6a83cae9a 100644
--- a/src/main/java/net/minecraft/server/PlayerConnection.java
+++ b/src/main/java/net/minecraft/server/PlayerConnection.java
@@ -1272,6 +1272,11 @@ public class PlayerConnection implements PacketListenerPlayIn {
case START_DESTROY_BLOCK:
case ABORT_DESTROY_BLOCK:
case STOP_DESTROY_BLOCK:
+ // Paper start - Don't allow digging in unloaded chunks
+ if (this.player.world.getChunkIfLoadedImmediately(blockposition.getX() >> 4, blockposition.getZ() >> 4) == null) {
+ return;
+ }
+ // Paper end - Don't allow digging in unloaded chunks
this.player.playerInteractManager.a(blockposition, packetplayinblockdig_enumplayerdigtype, packetplayinblockdig.c(), this.minecraftServer.getMaxBuildHeight());
return;
default:
diff --git a/src/main/java/net/minecraft/server/PlayerInteractManager.java b/src/main/java/net/minecraft/server/PlayerInteractManager.java
index e2e5c17c24c8f5e9807ca879b1025d13cb195226..17b7eddac4fadfd1cc3027fe6fbcd2bd5611fb84 100644
--- a/src/main/java/net/minecraft/server/PlayerInteractManager.java
+++ b/src/main/java/net/minecraft/server/PlayerInteractManager.java
@@ -253,10 +253,12 @@ public class PlayerInteractManager {
this.player.playerConnection.sendPacket(new PacketPlayOutBlockBreak(blockposition, this.world.getType(blockposition), packetplayinblockdig_enumplayerdigtype, true, "stopped destroying"));
} else if (packetplayinblockdig_enumplayerdigtype == PacketPlayInBlockDig.EnumPlayerDigType.ABORT_DESTROY_BLOCK) {
this.e = false;
- if (!Objects.equals(this.g, blockposition)) {
+ if (!Objects.equals(this.g, blockposition) && !BlockPosition.ZERO.equals(this.g)) { // Paper
PlayerInteractManager.LOGGER.debug("Mismatch in destroy block pos: " + this.g + " " + blockposition); // CraftBukkit - SPIGOT-5457 sent by client when interact event cancelled
- this.world.a(this.player.getId(), this.g, -1);
- this.player.playerConnection.sendPacket(new PacketPlayOutBlockBreak(this.g, this.world.getType(this.g), packetplayinblockdig_enumplayerdigtype, true, "aborted mismatched destroying"));
+ IBlockData type = this.world.getTypeIfLoaded(this.g); // Paper - don't load unloaded chunks for stale records here
+ if (type != null) this.world.a(this.player.getId(), this.g, -1); // Paper
+ if (type != null) this.player.playerConnection.sendPacket(new PacketPlayOutBlockBreak(this.g, type, packetplayinblockdig_enumplayerdigtype, true, "aborted mismatched destroying")); // Paper
+ this.g = BlockPosition.ZERO; // Paper
}
this.world.a(this.player.getId(), blockposition, -1);