mirror of
https://github.com/PaperMC/Paper.git
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89d51d5f29
Because this exploit has been widely known for years and has not been fixed by Mojang, we decided that it was worth allowing people to toggle it on/off due to how easy it is to make it configurable. It should be noted that this decision does not promise all future exploits will be configurable.
147 lines
9.7 KiB
Diff
147 lines
9.7 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Jake Potrebic <jake.m.potrebic@gmail.com>
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Date: Sun, 26 Sep 2021 12:57:28 -0700
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Subject: [PATCH] Option to prevent NBT copy in smithing recipes
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diff --git a/src/main/java/net/minecraft/world/item/crafting/SmithingTransformRecipe.java b/src/main/java/net/minecraft/world/item/crafting/SmithingTransformRecipe.java
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index 566b588006da2b46ec1727be85560ccd59c42c6f..67f7eb89570934b73ff5b894ae3e89fdb874b923 100644
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--- a/src/main/java/net/minecraft/world/item/crafting/SmithingTransformRecipe.java
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+++ b/src/main/java/net/minecraft/world/item/crafting/SmithingTransformRecipe.java
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@@ -23,8 +23,15 @@ public class SmithingTransformRecipe implements SmithingRecipe {
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final Ingredient base;
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final Ingredient addition;
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final ItemStack result;
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+ final boolean copyNBT; // Paper - Option to prevent NBT copy
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public SmithingTransformRecipe(Ingredient template, Ingredient base, Ingredient addition, ItemStack result) {
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+ // Paper start - Option to prevent NBT copy
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+ this(template, base, addition, result, true);
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+ }
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+ public SmithingTransformRecipe(Ingredient template, Ingredient base, Ingredient addition, ItemStack result, boolean copyNBT) {
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+ this.copyNBT = copyNBT;
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+ // Paper end - Option to prevent NBT copy
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this.template = template;
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this.base = base;
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this.addition = addition;
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@@ -39,11 +46,13 @@ public class SmithingTransformRecipe implements SmithingRecipe {
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@Override
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public ItemStack assemble(Container inventory, RegistryAccess registryManager) {
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ItemStack itemstack = this.result.copy();
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+ if (this.copyNBT) { // Paper - Option to prevent NBT copy
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CompoundTag nbttagcompound = inventory.getItem(1).getTag();
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if (nbttagcompound != null) {
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itemstack.setTag(nbttagcompound.copy());
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}
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+ } // Paper - Option to prevent NBT copy
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return itemstack;
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}
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@@ -83,7 +92,7 @@ public class SmithingTransformRecipe implements SmithingRecipe {
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public Recipe toBukkitRecipe(NamespacedKey id) {
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CraftItemStack result = CraftItemStack.asCraftMirror(this.result);
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- CraftSmithingTransformRecipe recipe = new CraftSmithingTransformRecipe(id, result, CraftRecipe.toBukkit(this.template), CraftRecipe.toBukkit(this.base), CraftRecipe.toBukkit(this.addition));
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+ CraftSmithingTransformRecipe recipe = new CraftSmithingTransformRecipe(id, result, CraftRecipe.toBukkit(this.template), CraftRecipe.toBukkit(this.base), CraftRecipe.toBukkit(this.addition), this.copyNBT); // Paper - Option to prevent NBT copy
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return recipe;
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}
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diff --git a/src/main/java/net/minecraft/world/item/crafting/SmithingTrimRecipe.java b/src/main/java/net/minecraft/world/item/crafting/SmithingTrimRecipe.java
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index e0b24c140e04a159a7b8aaef64ab94e19fc03dfd..a3686cede266c0205247abcec3ce082ae4a048a0 100644
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--- a/src/main/java/net/minecraft/world/item/crafting/SmithingTrimRecipe.java
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+++ b/src/main/java/net/minecraft/world/item/crafting/SmithingTrimRecipe.java
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@@ -29,8 +29,15 @@ public class SmithingTrimRecipe implements SmithingRecipe {
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final Ingredient template;
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final Ingredient base;
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final Ingredient addition;
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+ final boolean copyNbt; // Paper - Option to prevent NBT copy
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public SmithingTrimRecipe(Ingredient template, Ingredient base, Ingredient addition) {
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+ // Paper start - Option to prevent NBT copy
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+ this(template, base, addition, true);
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+ }
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+ public SmithingTrimRecipe(Ingredient template, Ingredient base, Ingredient addition, boolean copyNbt) {
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+ this.copyNbt = copyNbt;
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+ // Paper end - Option to prevent NBT copy
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this.template = template;
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this.base = base;
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this.addition = addition;
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@@ -56,7 +63,7 @@ public class SmithingTrimRecipe implements SmithingRecipe {
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return ItemStack.EMPTY;
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}
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- ItemStack itemstack1 = itemstack.copy();
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+ ItemStack itemstack1 = this.copyNbt ? itemstack.copy() : new ItemStack(itemstack.getItem(), itemstack.getCount()); // Paper - Option to prevent NBT copy
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itemstack1.setCount(1);
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ArmorTrim armortrim = new ArmorTrim((Holder) optional.get(), (Holder) optional1.get());
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@@ -116,7 +123,7 @@ public class SmithingTrimRecipe implements SmithingRecipe {
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// CraftBukkit start
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@Override
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public Recipe toBukkitRecipe(NamespacedKey id) {
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- return new CraftSmithingTrimRecipe(id, CraftRecipe.toBukkit(this.template), CraftRecipe.toBukkit(this.base), CraftRecipe.toBukkit(this.addition));
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+ return new CraftSmithingTrimRecipe(id, CraftRecipe.toBukkit(this.template), CraftRecipe.toBukkit(this.base), CraftRecipe.toBukkit(this.addition), this.copyNbt); // Paper - Option to prevent NBT copy
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}
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// CraftBukkit end
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diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftSmithingTransformRecipe.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftSmithingTransformRecipe.java
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index 8c381e2745e7d5b63e72a60c5541b549f0d1b9bf..3301711afbcf39a5db15d9a7b37bbd95a63dd375 100644
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--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftSmithingTransformRecipe.java
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+++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftSmithingTransformRecipe.java
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@@ -12,12 +12,17 @@ public class CraftSmithingTransformRecipe extends SmithingTransformRecipe implem
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public CraftSmithingTransformRecipe(NamespacedKey key, ItemStack result, RecipeChoice template, RecipeChoice base, RecipeChoice addition) {
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super(key, result, template, base, addition);
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}
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+ // Paper start - Option to prevent NBT copy
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+ public CraftSmithingTransformRecipe(NamespacedKey key, ItemStack result, RecipeChoice template, RecipeChoice base, RecipeChoice addition, boolean copyNbt) {
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+ super(key, result, template, base, addition, copyNbt);
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+ }
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+ // Paper end - Option to prevent NBT copy
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public static CraftSmithingTransformRecipe fromBukkitRecipe(SmithingTransformRecipe recipe) {
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if (recipe instanceof CraftSmithingTransformRecipe) {
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return (CraftSmithingTransformRecipe) recipe;
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}
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- CraftSmithingTransformRecipe ret = new CraftSmithingTransformRecipe(recipe.getKey(), recipe.getResult(), recipe.getTemplate(), recipe.getBase(), recipe.getAddition());
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+ CraftSmithingTransformRecipe ret = new CraftSmithingTransformRecipe(recipe.getKey(), recipe.getResult(), recipe.getTemplate(), recipe.getBase(), recipe.getAddition(), recipe.willCopyNbt()); // Paper - Option to prevent NBT copy
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return ret;
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}
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@@ -25,6 +30,6 @@ public class CraftSmithingTransformRecipe extends SmithingTransformRecipe implem
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public void addToCraftingManager() {
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ItemStack result = this.getResult();
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- MinecraftServer.getServer().getRecipeManager().addRecipe(new RecipeHolder<>(CraftNamespacedKey.toMinecraft(this.getKey()), new net.minecraft.world.item.crafting.SmithingTransformRecipe(this.toNMS(this.getTemplate(), true), this.toNMS(this.getBase(), true), this.toNMS(this.getAddition(), true), CraftItemStack.asNMSCopy(result))));
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+ MinecraftServer.getServer().getRecipeManager().addRecipe(new RecipeHolder<>(CraftNamespacedKey.toMinecraft(this.getKey()), new net.minecraft.world.item.crafting.SmithingTransformRecipe(this.toNMS(this.getTemplate(), true), this.toNMS(this.getBase(), true), this.toNMS(this.getAddition(), true), CraftItemStack.asNMSCopy(result), this.willCopyNbt()))); // Paper - Option to prevent NBT copy
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}
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}
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diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftSmithingTrimRecipe.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftSmithingTrimRecipe.java
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index 87f20a4811d082f217638768417c1c0feb84f741..2217e7ed9533c52a3b7d27d4dfff23ada6f2cef1 100644
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--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftSmithingTrimRecipe.java
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+++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftSmithingTrimRecipe.java
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@@ -12,17 +12,22 @@ public class CraftSmithingTrimRecipe extends SmithingTrimRecipe implements Craft
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public CraftSmithingTrimRecipe(NamespacedKey key, RecipeChoice template, RecipeChoice base, RecipeChoice addition) {
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super(key, template, base, addition);
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}
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+ // Paper start - Option to prevent NBT copy
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+ public CraftSmithingTrimRecipe(NamespacedKey key, RecipeChoice template, RecipeChoice base, RecipeChoice addition, boolean copyNbt) {
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+ super(key, template, base, addition, copyNbt);
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+ }
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+ // Paper end - Option to prevent NBT copy
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public static CraftSmithingTrimRecipe fromBukkitRecipe(SmithingTrimRecipe recipe) {
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if (recipe instanceof CraftSmithingTrimRecipe) {
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return (CraftSmithingTrimRecipe) recipe;
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}
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- CraftSmithingTrimRecipe ret = new CraftSmithingTrimRecipe(recipe.getKey(), recipe.getTemplate(), recipe.getBase(), recipe.getAddition());
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+ CraftSmithingTrimRecipe ret = new CraftSmithingTrimRecipe(recipe.getKey(), recipe.getTemplate(), recipe.getBase(), recipe.getAddition(), recipe.willCopyNbt()); // Paper - Option to prevent NBT copy
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return ret;
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}
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@Override
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public void addToCraftingManager() {
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- MinecraftServer.getServer().getRecipeManager().addRecipe(new RecipeHolder<>(CraftNamespacedKey.toMinecraft(this.getKey()), new net.minecraft.world.item.crafting.SmithingTrimRecipe(this.toNMS(this.getTemplate(), true), this.toNMS(this.getBase(), true), this.toNMS(this.getAddition(), true))));
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+ MinecraftServer.getServer().getRecipeManager().addRecipe(new RecipeHolder<>(CraftNamespacedKey.toMinecraft(this.getKey()), new net.minecraft.world.item.crafting.SmithingTrimRecipe(this.toNMS(this.getTemplate(), true), this.toNMS(this.getBase(), true), this.toNMS(this.getAddition(), true), this.willCopyNbt()))); // Paper - Option to prevent NBT copy
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}
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}
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