253 Zeilen
13 KiB
Diff
253 Zeilen
13 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, 12 May 2024 10:42:42 -0700
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Subject: [PATCH] Improve Recipe validation
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diff --git a/src/main/java/org/bukkit/inventory/CookingRecipe.java b/src/main/java/org/bukkit/inventory/CookingRecipe.java
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index f7fa79393aef40027446b78bac8e9490cfafd8bc..a64dae15db89038f3eb599f2a41edf45990f4fda 100644
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--- a/src/main/java/org/bukkit/inventory/CookingRecipe.java
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+++ b/src/main/java/org/bukkit/inventory/CookingRecipe.java
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@@ -44,10 +44,10 @@ public abstract class CookingRecipe<T extends CookingRecipe> implements Recipe,
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* @param cookingTime The cooking time (in ticks)
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*/
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public CookingRecipe(@NotNull NamespacedKey key, @NotNull ItemStack result, @NotNull RecipeChoice input, float experience, int cookingTime) {
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- Preconditions.checkArgument(result.getType() != Material.AIR, "Recipe must have non-AIR result.");
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+ Preconditions.checkArgument(!result.isEmpty(), "Recipe cannot have an empty result."); // Paper
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this.key = key;
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this.output = new ItemStack(result);
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- this.ingredient = input;
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+ this.ingredient = input.validate().clone(); // Paper
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this.experience = experience;
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this.cookingTime = cookingTime;
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}
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@@ -84,7 +84,7 @@ public abstract class CookingRecipe<T extends CookingRecipe> implements Recipe,
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*/
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@NotNull
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public T setInputChoice(@NotNull RecipeChoice input) {
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- this.ingredient = input;
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+ this.ingredient = input.validate().clone(); // Paper
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return (T) this;
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}
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diff --git a/src/main/java/org/bukkit/inventory/CraftingRecipe.java b/src/main/java/org/bukkit/inventory/CraftingRecipe.java
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index e4bf772f7e06f38215bee68f089b15a4fcb12817..37024b4736dd3897490ca51d08cf07901b01d59f 100644
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--- a/src/main/java/org/bukkit/inventory/CraftingRecipe.java
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+++ b/src/main/java/org/bukkit/inventory/CraftingRecipe.java
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@@ -18,7 +18,7 @@ public abstract class CraftingRecipe implements Recipe, Keyed {
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protected CraftingRecipe(@NotNull NamespacedKey key, @NotNull ItemStack result) {
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Preconditions.checkArgument(key != null, "key cannot be null");
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- Preconditions.checkArgument(result.getType() != Material.AIR, "Recipe must have non-AIR result.");
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+ Preconditions.checkArgument(!result.isEmpty(), "Recipe cannot have an empty result."); // Paper
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this.key = key;
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this.output = new ItemStack(result);
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}
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diff --git a/src/main/java/org/bukkit/inventory/MerchantRecipe.java b/src/main/java/org/bukkit/inventory/MerchantRecipe.java
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index 39f9766a03d420340d79841197f75c8b1dd49f4a..4e59f5176fd6cf92457ad750081c253a58790b61 100644
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--- a/src/main/java/org/bukkit/inventory/MerchantRecipe.java
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+++ b/src/main/java/org/bukkit/inventory/MerchantRecipe.java
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@@ -79,6 +79,7 @@ public class MerchantRecipe implements Recipe {
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this(result, uses, maxUses, experienceReward, villagerExperience, priceMultiplier, 0, 0, ignoreDiscounts);
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}
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public MerchantRecipe(@NotNull ItemStack result, int uses, int maxUses, boolean experienceReward, int villagerExperience, float priceMultiplier, int demand, int specialPrice, boolean ignoreDiscounts) {
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+ Preconditions.checkArgument(!result.isEmpty(), "Recipe cannot have an empty result."); // Paper
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this.ignoreDiscounts = ignoreDiscounts;
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// Paper end
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this.result = result;
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@@ -101,11 +102,12 @@ public class MerchantRecipe implements Recipe {
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@NotNull
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@Override
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public ItemStack getResult() {
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- return result;
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+ return result.clone(); // Paper
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}
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public void addIngredient(@NotNull ItemStack item) {
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Preconditions.checkState(ingredients.size() < 2, "MerchantRecipe can only have maximum 2 ingredients");
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+ Preconditions.checkArgument(!item.isEmpty(), "Recipe cannot have an empty itemstack ingredient."); // Paper
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ingredients.add(item.clone());
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}
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@@ -117,6 +119,7 @@ public class MerchantRecipe implements Recipe {
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Preconditions.checkState(ingredients.size() <= 2, "MerchantRecipe can only have maximum 2 ingredients");
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this.ingredients = new ArrayList<ItemStack>();
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for (ItemStack item : ingredients) {
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+ Preconditions.checkArgument(!item.isEmpty(), "Recipe cannot have an empty itemstack ingredient."); // Paper
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this.ingredients.add(item.clone());
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}
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}
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diff --git a/src/main/java/org/bukkit/inventory/RecipeChoice.java b/src/main/java/org/bukkit/inventory/RecipeChoice.java
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index db8bcc66bdc4bedfffb4705db6338eda4c0ad29a..c143b0d8b97d514566bac8413d0346cf50822aeb 100644
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--- a/src/main/java/org/bukkit/inventory/RecipeChoice.java
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+++ b/src/main/java/org/bukkit/inventory/RecipeChoice.java
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@@ -35,6 +35,13 @@ public interface RecipeChoice extends Predicate<ItemStack>, Cloneable {
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@Override
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boolean test(@NotNull ItemStack itemStack);
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+ // Paper start - check valid ingredients
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+ @org.jetbrains.annotations.ApiStatus.Internal
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+ default @NotNull RecipeChoice validate() {
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+ return this;
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+ }
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+ // Paper end - check valid ingredients
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+
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/**
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* Represents a choice of multiple matching Materials.
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*/
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@@ -185,7 +192,12 @@ public interface RecipeChoice extends Predicate<ItemStack>, Cloneable {
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public ExactChoice clone() {
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try {
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ExactChoice clone = (ExactChoice) super.clone();
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- clone.choices = new ArrayList<>(choices);
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+ // Paper start - properly clone
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+ clone.choices = new ArrayList<>(this.choices.size());
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+ for (ItemStack choice : this.choices) {
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+ clone.choices.add(choice.clone());
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+ }
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+ // Paper end - properly clone
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return clone;
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} catch (CloneNotSupportedException ex) {
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throw new AssertionError(ex);
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@@ -232,5 +244,15 @@ public interface RecipeChoice extends Predicate<ItemStack>, Cloneable {
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public String toString() {
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return "ExactChoice{" + "choices=" + choices + '}';
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}
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+
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+ // Paper start - check valid ingredients
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+ @Override
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+ public @NotNull RecipeChoice validate() {
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+ if (this.choices.stream().anyMatch(s -> s.getType().isAir())) {
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+ throw new IllegalArgumentException("RecipeChoice.ExactChoice cannot contain air");
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+ }
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+ return this;
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+ }
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+ // Paper end - check valid ingredients
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}
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}
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diff --git a/src/main/java/org/bukkit/inventory/ShapedRecipe.java b/src/main/java/org/bukkit/inventory/ShapedRecipe.java
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index da878c6d4928ddbc16b50ace86d992685a2b7873..0547505987ee954adbac0cbe5a6ada3dfaedf034 100644
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--- a/src/main/java/org/bukkit/inventory/ShapedRecipe.java
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+++ b/src/main/java/org/bukkit/inventory/ShapedRecipe.java
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@@ -166,14 +166,15 @@ public class ShapedRecipe extends CraftingRecipe {
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public ShapedRecipe setIngredient(char key, @NotNull RecipeChoice ingredient) {
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Preconditions.checkArgument(ingredients.containsKey(key), "Symbol does not appear in the shape:", key);
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- ingredients.put(key, ingredient);
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+ ingredients.put(key, ingredient.validate().clone()); // Paper
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return this;
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}
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// Paper start
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@NotNull
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public ShapedRecipe setIngredient(char key, @NotNull ItemStack item) {
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- return setIngredient(key, new RecipeChoice.ExactChoice(item));
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+ Preconditions.checkArgument(!item.getType().isAir(), "Item cannot be air"); // Paper
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+ return setIngredient(key, new RecipeChoice.ExactChoice(item.clone())); // Paper
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}
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// Paper end
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diff --git a/src/main/java/org/bukkit/inventory/ShapelessRecipe.java b/src/main/java/org/bukkit/inventory/ShapelessRecipe.java
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index beb798482479c58a8628c314b510ab6349576ce8..6a8195ca224790e3130ec9923188e7b585797263 100644
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--- a/src/main/java/org/bukkit/inventory/ShapelessRecipe.java
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+++ b/src/main/java/org/bukkit/inventory/ShapelessRecipe.java
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@@ -131,7 +131,7 @@ public class ShapelessRecipe extends CraftingRecipe {
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public ShapelessRecipe addIngredient(@NotNull RecipeChoice ingredient) {
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Preconditions.checkArgument(ingredients.size() + 1 <= 9, "Shapeless recipes cannot have more than 9 ingredients");
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- ingredients.add(ingredient);
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+ ingredients.add(ingredient.validate().clone()); // Paper
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return this;
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}
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@@ -144,6 +144,8 @@ public class ShapelessRecipe extends CraftingRecipe {
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@NotNull
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public ShapelessRecipe addIngredient(int count, @NotNull ItemStack item) {
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Preconditions.checkArgument(ingredients.size() + count <= 9, "Shapeless recipes cannot have more than 9 ingredients");
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+ Preconditions.checkArgument(!item.getType().isAir(), "Item cannot be air"); // Paper
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+ item = item.clone(); // Paper
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while (count-- > 0) {
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ingredients.add(new RecipeChoice.ExactChoice(item));
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}
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diff --git a/src/main/java/org/bukkit/inventory/SmithingRecipe.java b/src/main/java/org/bukkit/inventory/SmithingRecipe.java
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index 1ef9a715a2736e88a16083c6873803a8bd6bcf29..a8f451dc1d8d49c2080c3ed3d8348020c3d470cf 100644
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--- a/src/main/java/org/bukkit/inventory/SmithingRecipe.java
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+++ b/src/main/java/org/bukkit/inventory/SmithingRecipe.java
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@@ -44,12 +44,13 @@ public class SmithingRecipe implements Recipe, Keyed {
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*/
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@Deprecated
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public SmithingRecipe(@NotNull NamespacedKey key, @NotNull ItemStack result, @NotNull RecipeChoice base, @NotNull RecipeChoice addition, boolean copyDataComponents) {
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+ com.google.common.base.Preconditions.checkArgument(!result.isEmpty() || this instanceof ComplexRecipe, "Recipe cannot have an empty result."); // Paper
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this.copyDataComponents = copyDataComponents;
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// Paper end
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this.key = key;
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this.result = result;
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- this.base = base;
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- this.addition = addition;
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+ this.base = base.validate().clone(); // Paper
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+ this.addition = addition.validate().clone(); // Paper
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}
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/**
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diff --git a/src/main/java/org/bukkit/inventory/SmithingTransformRecipe.java b/src/main/java/org/bukkit/inventory/SmithingTransformRecipe.java
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index 68e7132d77151b7b8312638d8bb79ea59e2fa5a6..d3a7070a51d15531fb6f917ca87196dfa08f83aa 100644
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--- a/src/main/java/org/bukkit/inventory/SmithingTransformRecipe.java
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+++ b/src/main/java/org/bukkit/inventory/SmithingTransformRecipe.java
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@@ -21,7 +21,7 @@ public class SmithingTransformRecipe extends SmithingRecipe {
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*/
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public SmithingTransformRecipe(@NotNull NamespacedKey key, @NotNull ItemStack result, @NotNull RecipeChoice template, @NotNull RecipeChoice base, @NotNull RecipeChoice addition) {
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super(key, result, base, addition);
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- this.template = template;
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+ this.template = template.validate().clone(); // Paper
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}
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// Paper start
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/**
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diff --git a/src/main/java/org/bukkit/inventory/SmithingTrimRecipe.java b/src/main/java/org/bukkit/inventory/SmithingTrimRecipe.java
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index ce36bb5b030f17e11f74e987235be143c1925aa7..6316112074a0708734106ca9de5ef968df52ce0e 100644
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--- a/src/main/java/org/bukkit/inventory/SmithingTrimRecipe.java
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+++ b/src/main/java/org/bukkit/inventory/SmithingTrimRecipe.java
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@@ -21,7 +21,7 @@ public class SmithingTrimRecipe extends SmithingRecipe implements ComplexRecipe
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*/
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public SmithingTrimRecipe(@NotNull NamespacedKey key, @NotNull RecipeChoice template, @NotNull RecipeChoice base, @NotNull RecipeChoice addition) {
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super(key, new ItemStack(Material.AIR), base, addition);
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- this.template = template;
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+ this.template = template.validate().clone(); // Paper
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}
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// Paper start
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/**
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@@ -35,7 +35,7 @@ public class SmithingTrimRecipe extends SmithingRecipe implements ComplexRecipe
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*/
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public SmithingTrimRecipe(@NotNull NamespacedKey key, @NotNull RecipeChoice template, @NotNull RecipeChoice base, @NotNull RecipeChoice addition, boolean copyDataComponents) {
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super(key, new ItemStack(Material.AIR), base, addition, copyDataComponents);
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- this.template = template;
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+ this.template = template.validate().clone(); // Paper
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}
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// Paper end
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diff --git a/src/main/java/org/bukkit/inventory/StonecuttingRecipe.java b/src/main/java/org/bukkit/inventory/StonecuttingRecipe.java
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index bc3440eb72127824b3961fbdae583bb61385f65e..802c23a86d301a5336a97a8256182da7d792ec1d 100644
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--- a/src/main/java/org/bukkit/inventory/StonecuttingRecipe.java
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+++ b/src/main/java/org/bukkit/inventory/StonecuttingRecipe.java
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@@ -35,10 +35,10 @@ public class StonecuttingRecipe implements Recipe, Keyed {
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* @param input The input choices.
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*/
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public StonecuttingRecipe(@NotNull NamespacedKey key, @NotNull ItemStack result, @NotNull RecipeChoice input) {
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- Preconditions.checkArgument(result.getType() != Material.AIR, "Recipe must have non-AIR result.");
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+ Preconditions.checkArgument(!result.isEmpty(), "Recipe cannot have an empty result."); // Paper
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this.key = key;
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this.output = new ItemStack(result);
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- this.ingredient = input;
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+ this.ingredient = input.validate().clone(); // Paper
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}
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/**
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@@ -73,7 +73,7 @@ public class StonecuttingRecipe implements Recipe, Keyed {
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*/
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@NotNull
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public StonecuttingRecipe setInputChoice(@NotNull RecipeChoice input) {
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- this.ingredient = input;
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+ this.ingredient = input.validate().clone(); // Paper
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return (StonecuttingRecipe) this;
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}
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