Scissors/patches/server/0015-Validate-coordinates-before-attempting-to-get-block-.patch
Video dcef1afe08 A better solution
Realized what they are doing. Will rename commit later
2022-03-20 08:38:11 -06:00

46 lines
2.9 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Video <videogamesm12@gmail.com>
Date: Sun, 20 Mar 2022 07:46:37 -0600
Subject: [PATCH] Validate coordinates before attempting to get block entities
when handling Creative Inventory packets
diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index 621ec8e8a197323da6b423fee57c816ac9d7c875..88d1620ba81eaa2d868401951a264fe0e0f998c6 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -2933,21 +2933,26 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
if (this.player.gameMode.isCreative()) {
boolean flag = packet.getSlotNum() < 0;
ItemStack itemstack = packet.getItem();
- CompoundTag nbttagcompound = itemstack.getTagElement("BlockEntityTag");
+ /* Scissors - Do not pre-load chunks
+ CompoundTag nbttagcompound = itemstack.getTagElement("BlockEntityTag");
if (!itemstack.isEmpty() && nbttagcompound != null && nbttagcompound.contains("x") && nbttagcompound.contains("y") && nbttagcompound.contains("z") && this.player.getBukkitEntity().hasPermission("minecraft.nbt.copy")) { // Spigot
BlockPos blockposition = new BlockPos(nbttagcompound.getInt("x"), nbttagcompound.getInt("y"), nbttagcompound.getInt("z"));
- BlockEntity tileentity = this.player.level.getBlockEntity(blockposition);
+ if (Level.isInSpawnableBounds(blockposition) && blockposition.getY() < 255)
+ {
+ BlockEntity tileentity = this.player.level.getBlockEntity(blockposition);
- if (tileentity != null) {
- CompoundTag nbttagcompound1 = tileentity.save(new CompoundTag());
+ if (tileentity != null) {
+ CompoundTag nbttagcompound1 = tileentity.save(new CompoundTag());
- nbttagcompound1.remove("x");
- nbttagcompound1.remove("y");
- nbttagcompound1.remove("z");
- itemstack.addTagElement("BlockEntityTag", (Tag) nbttagcompound1);
+ nbttagcompound1.remove("x");
+ nbttagcompound1.remove("y");
+ nbttagcompound1.remove("z");
+ itemstack.addTagElement("BlockEntityTag", (Tag) nbttagcompound1);
+ }
}
}
+ */
boolean flag1 = packet.getSlotNum() >= 1 && packet.getSlotNum() <= 45;
boolean flag2 = itemstack.isEmpty() || itemstack.getDamageValue() >= 0 && itemstack.getCount() <= 64 && !itemstack.isEmpty();