From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: Video Date: Sun, 13 Mar 2022 07:39:26 -0600 Subject: [PATCH] ResourceLocation validation diff --git a/src/main/java/com/destroystokyo/paper/loottable/PaperContainerEntityLootableInventory.java b/src/main/java/com/destroystokyo/paper/loottable/PaperContainerEntityLootableInventory.java index 15173e715fa36546820d930a46e0f0c493d07cfc..356cc6f468975faa676db87db8fc0fa2df32f020 100644 --- a/src/main/java/com/destroystokyo/paper/loottable/PaperContainerEntityLootableInventory.java +++ b/src/main/java/com/destroystokyo/paper/loottable/PaperContainerEntityLootableInventory.java @@ -17,7 +17,7 @@ public class PaperContainerEntityLootableInventory implements PaperLootableEntit @Override public org.bukkit.loot.LootTable getLootTable() { - return entity.getLootTable() != null && !entity.getLootTable().getPath().isEmpty() ? Bukkit.getLootTable(CraftNamespacedKey.fromMinecraft(entity.getLootTable())) : null; + return entity.getLootTable() != null && !entity.getLootTable().getPath().isEmpty() && entity.getLootTable().toString().length() < 256 ? Bukkit.getLootTable(CraftNamespacedKey.fromMinecraft(entity.getLootTable())) : null; // Scissors - Validate length of loot tables before even trying } @Override diff --git a/src/main/java/com/destroystokyo/paper/loottable/PaperTileEntityLootableInventory.java b/src/main/java/com/destroystokyo/paper/loottable/PaperTileEntityLootableInventory.java index 2ee4ee14ab3345486dad6b24fd9a4fcc6c746b99..c5ac6cda91a81d3075f5c763e30dc009b6be7936 100644 --- a/src/main/java/com/destroystokyo/paper/loottable/PaperTileEntityLootableInventory.java +++ b/src/main/java/com/destroystokyo/paper/loottable/PaperTileEntityLootableInventory.java @@ -15,7 +15,7 @@ public class PaperTileEntityLootableInventory implements PaperLootableBlockInven @Override public org.bukkit.loot.LootTable getLootTable() { - return tileEntityLootable.lootTable != null && !tileEntityLootable.lootTable.getPath().isEmpty() ? Bukkit.getLootTable(CraftNamespacedKey.fromMinecraft(tileEntityLootable.lootTable)) : null; + return tileEntityLootable.lootTable != null && !tileEntityLootable.lootTable.getPath().isEmpty() && tileEntityLootable.lootTable.toString().length() < 256 ? Bukkit.getLootTable(CraftNamespacedKey.fromMinecraft(tileEntityLootable.lootTable)) : null; // Scissors - Validate length of loot tables before even trying } @Override diff --git a/src/main/java/net/minecraft/world/entity/AreaEffectCloud.java b/src/main/java/net/minecraft/world/entity/AreaEffectCloud.java index 1f55185814125c691288294d18bf1580461c8066..259d65f8e21f9cf99585d416eafdc967dddccf57 100644 --- a/src/main/java/net/minecraft/world/entity/AreaEffectCloud.java +++ b/src/main/java/net/minecraft/world/entity/AreaEffectCloud.java @@ -409,7 +409,7 @@ public class AreaEffectCloud extends Entity implements TraceableEntity { try { this.setParticle(ParticleArgument.readParticle(new StringReader(nbt.getString("Particle")), (HolderLookup) BuiltInRegistries.PARTICLE_TYPE.asLookup())); } catch (CommandSyntaxException commandsyntaxexception) { - AreaEffectCloud.LOGGER.warn("Couldn't load custom particle {}", nbt.getString("Particle"), commandsyntaxexception); + // Scissors - Don't log custom particle errors } } diff --git a/src/main/java/net/minecraft/world/entity/EntityType.java b/src/main/java/net/minecraft/world/entity/EntityType.java index 73871f456a85bda1e51f54986d0e61fb629822e8..df16049a70061c7c38d72b188d054339f5434e03 100644 --- a/src/main/java/net/minecraft/world/entity/EntityType.java +++ b/src/main/java/net/minecraft/world/entity/EntityType.java @@ -589,7 +589,7 @@ public class EntityType implements FeatureElement, EntityTypeT }), (entity) -> { entity.load(nbt); }, () -> { - EntityType.LOGGER.warn("Skipping Entity with id {}", nbt.getString("id")); + // Scissors - Don't log invalid entities }); } @@ -608,7 +608,7 @@ public class EntityType implements FeatureElement, EntityTypeT } public static Optional> by(CompoundTag nbt) { - return BuiltInRegistries.ENTITY_TYPE.getOptional(new ResourceLocation(nbt.getString("id"))); + return BuiltInRegistries.ENTITY_TYPE.getOptional(ResourceLocation.tryParse(nbt.getString("id"))); // Scissors } @Nullable diff --git a/src/main/java/net/minecraft/world/entity/Mob.java b/src/main/java/net/minecraft/world/entity/Mob.java index d28c477171c1b6888a45175075017d960464b5cd..cc46185c05a735d4443b266423215f1f7a0c7741 100644 --- a/src/main/java/net/minecraft/world/entity/Mob.java +++ b/src/main/java/net/minecraft/world/entity/Mob.java @@ -619,7 +619,7 @@ public abstract class Mob extends LivingEntity implements Targeting { this.setLeftHanded(nbt.getBoolean("LeftHanded")); if (nbt.contains("DeathLootTable", 8)) { - this.lootTable = new ResourceLocation(nbt.getString("DeathLootTable")); + this.lootTable = ResourceLocation.tryParse(nbt.getString("DeathLootTable")); // Scissors this.lootTableSeed = nbt.getLong("DeathLootTableSeed"); } diff --git a/src/main/java/net/minecraft/world/level/block/entity/AbstractFurnaceBlockEntity.java b/src/main/java/net/minecraft/world/level/block/entity/AbstractFurnaceBlockEntity.java index a18aadbf7ae83713e1f2b21553185d8000bc7699..f5ad7ddf13cbb6452c2927aef9b54eae3335b4c6 100644 --- a/src/main/java/net/minecraft/world/level/block/entity/AbstractFurnaceBlockEntity.java +++ b/src/main/java/net/minecraft/world/level/block/entity/AbstractFurnaceBlockEntity.java @@ -289,7 +289,12 @@ public abstract class AbstractFurnaceBlockEntity extends BaseContainerBlockEntit while (iterator.hasNext()) { String s = (String) iterator.next(); - this.recipesUsed.put(new ResourceLocation(s), nbttagcompound1.getInt(s)); + // Scissors start + final ResourceLocation rl = ResourceLocation.tryParse(s); + if (rl != null) { + this.recipesUsed.put(rl, nbttagcompound1.getInt(s)); + } + // Scissors end } // Paper start - cook speed API diff --git a/src/main/java/net/minecraft/world/level/block/entity/BrushableBlockEntity.java b/src/main/java/net/minecraft/world/level/block/entity/BrushableBlockEntity.java index 0425151e688966442340ea1cf892aff34ffe0791..244b04e0020b1bd1e7be34a1b6266a8ac75d29fc 100644 --- a/src/main/java/net/minecraft/world/level/block/entity/BrushableBlockEntity.java +++ b/src/main/java/net/minecraft/world/level/block/entity/BrushableBlockEntity.java @@ -199,7 +199,7 @@ public class BrushableBlockEntity extends BlockEntity { private boolean tryLoadLootTable(CompoundTag nbt) { if (nbt.contains("LootTable", 8)) { - this.lootTable = new ResourceLocation(nbt.getString("LootTable")); + this.lootTable = ResourceLocation.tryParse(nbt.getString("LootTable")); // Scissors this.lootTableSeed = nbt.getLong("LootTableSeed"); return true; } else { diff --git a/src/main/java/net/minecraft/world/level/block/entity/RandomizableContainerBlockEntity.java b/src/main/java/net/minecraft/world/level/block/entity/RandomizableContainerBlockEntity.java index 081691f9710ff1115e4308f79ed49fbc38941193..c29dfd15e147d5c4d9c9584ff7803c2a52009f0d 100644 --- a/src/main/java/net/minecraft/world/level/block/entity/RandomizableContainerBlockEntity.java +++ b/src/main/java/net/minecraft/world/level/block/entity/RandomizableContainerBlockEntity.java @@ -46,7 +46,7 @@ public abstract class RandomizableContainerBlockEntity extends BaseContainerBloc protected boolean tryLoadLootTable(CompoundTag nbt) { this.lootableData.loadNbt(nbt); // Paper if (nbt.contains("LootTable", 8)) { - this.lootTable = new ResourceLocation(nbt.getString("LootTable")); + this.lootTable = ResourceLocation.tryParse(nbt.getString("LootTable")); // Scissors - Validate loot tables try { org.bukkit.craftbukkit.util.CraftNamespacedKey.fromMinecraft(this.lootTable); } catch (IllegalArgumentException ex) { this.lootTable = null; } // Paper - validate this.lootTableSeed = nbt.getLong("LootTableSeed"); return false; // Paper - always load the items, table may still remain diff --git a/src/main/java/org/bukkit/craftbukkit/block/CraftLootable.java b/src/main/java/org/bukkit/craftbukkit/block/CraftLootable.java index 5b9ccbd767630abfee648a4653f33d8ac625bd0c..05830258ba0f7d19b1d86c0d8c85df8ffc94dfce 100644 --- a/src/main/java/org/bukkit/craftbukkit/block/CraftLootable.java +++ b/src/main/java/org/bukkit/craftbukkit/block/CraftLootable.java @@ -34,8 +34,14 @@ public abstract class CraftLootable return null; } - ResourceLocation key = getSnapshot().lootTable; - return Bukkit.getLootTable(CraftNamespacedKey.fromMinecraft(key)); + // Scissors start - Return a null loot table if the specified loot table is not valid + try { + ResourceLocation key = getSnapshot().lootTable; + return Bukkit.getLootTable(CraftNamespacedKey.fromMinecraft(key)); + } catch (Exception ex) { + return null; + } + // Scissors end } @Override diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftMinecartContainer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftMinecartContainer.java index 0dd0ce9a9b3253e87eda12354249ec2fd2a33cf2..b6920f9432ca1736afbe775186fbbcf11cf046fb 100644 --- a/src/main/java/org/bukkit/craftbukkit/entity/CraftMinecartContainer.java +++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftMinecartContainer.java @@ -33,8 +33,14 @@ public abstract class CraftMinecartContainer extends CraftMinecart implements Lo return null; // return empty loot table? } - NamespacedKey key = CraftNamespacedKey.fromMinecraft(nmsTable); - return Bukkit.getLootTable(key); + // Scissors start - Return a null loot table if the specified loot table is not valid + try { + NamespacedKey key = CraftNamespacedKey.fromMinecraft(nmsTable); + return Bukkit.getLootTable(key); + } catch (Exception ex) { + return null; + } + // Scissors end } @Override diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftMob.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftMob.java index 153e4c88c168097eb4a78650e7c9c120bec202a3..4d6af55197bb6933daac50fc638f9c23fe652f39 100644 --- a/src/main/java/org/bukkit/craftbukkit/entity/CraftMob.java +++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftMob.java @@ -80,8 +80,14 @@ public abstract class CraftMob extends CraftLivingEntity implements Mob { @Override public LootTable getLootTable() { - NamespacedKey key = CraftNamespacedKey.fromMinecraft(this.getHandle().getLootTable()); - return Bukkit.getLootTable(key); + // Scissors start - Return a null loot table if the specified loot table is not valid + try { + NamespacedKey key = CraftNamespacedKey.fromMinecraft(this.getHandle().getLootTable()); + return Bukkit.getLootTable(key); + } catch (Exception ex) { + return null; + } + // Scissors end } @Override