PaperMC/patches/server/0835-Prevent-empty-items-from-being-added-to-world.patch
Nassim Jahnke 4af62f6d1d
Updated Upstream (Bukkit/CraftBukkit/Spigot)
Upstream has released updates that appear 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:
2d009e64 Update SnakeYAML javadoc link
b4fd213c Switch Player#updateInventory deprecation for internal API annotation

CraftBukkit Changes:
f3b2b2210 SPIGOT-7376: Exception with getBlockData when hasBlockData is false
725545630 SPIGOT-7375: Fix crash breeding certain entities
b9873b0d4 Update Brigadier version with fix
68b320562 SPIGOT-7266: Found typo in CraftBukkit package
98b4d2ff8 SPIGOT-7372, SPIGOT-7373: Signs can't be edited, issues with SignChangeEvent
5f7bd4d78 SPIGOT-7371: Sign does not open edit text on placement
b4cf99d24 SPIGOT-7371: Fix editing signs with API
a2b6c2744 PR-1200: Implement open sign by side
a345bb940 SPIGOT-7368: Downgrade SpecialSource version

Spigot Changes:
723951c3 Rebuild patches
b655c57d Drop old collision API deprecated since 1.9.4
55b0fed4 Rebuild patches
2023-06-08 15:25:35 +02:00

33 lines
2.7 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Owen1212055 <23108066+Owen1212055@users.noreply.github.com>
Date: Wed, 15 Jun 2022 21:52:57 -0400
Subject: [PATCH] Prevent empty items from being added to world
The previous solution caused a bunch of bandaid fixes inorder to resolve edge cases where minecraft/the api might spawn items that are air.
Just simply prevent them from being added to the world instead.
diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
index 4e2b2223c90f1e994dcd584dfa570953caf37a55..6369fba72d7bf2db00f7df064242561681f35a41 100644
--- a/src/main/java/net/minecraft/server/level/ServerLevel.java
+++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
@@ -1564,6 +1564,7 @@ public class ServerLevel extends Level implements WorldGenLevel {
// WorldServer.LOGGER.warn("Tried to add entity {} but it was marked as removed already", EntityTypes.getKey(entity.getType())); // CraftBukkit
return false;
} else {
+ if (entity instanceof net.minecraft.world.entity.item.ItemEntity itemEntity && itemEntity.getItem().isEmpty()) return false; // Paper - Prevent empty items from being added
// Paper start - capture all item additions to the world
if (captureDrops != null && entity instanceof net.minecraft.world.entity.item.ItemEntity) {
captureDrops.add((net.minecraft.world.entity.item.ItemEntity) entity);
diff --git a/src/main/java/net/minecraft/world/entity/item/ItemEntity.java b/src/main/java/net/minecraft/world/entity/item/ItemEntity.java
index 998fe14ef28aaaf9246a05d8670c4caa8306c4d1..310a24c1d79541311cfad43fa2bb14867128e7b9 100644
--- a/src/main/java/net/minecraft/world/entity/item/ItemEntity.java
+++ b/src/main/java/net/minecraft/world/entity/item/ItemEntity.java
@@ -515,7 +515,7 @@ public class ItemEntity extends Entity implements TraceableEntity {
}
public void setItem(ItemStack stack) {
- com.google.common.base.Preconditions.checkArgument(!stack.isEmpty(), "Cannot drop air"); // CraftBukkit
+ // com.google.common.base.Preconditions.checkArgument(!stack.isEmpty(), "Cannot drop air"); // CraftBukkit // Paper - Remove check
this.getEntityData().set(ItemEntity.DATA_ITEM, stack);
this.getEntityData().markDirty(ItemEntity.DATA_ITEM); // CraftBukkit - SPIGOT-4591, must mark dirty
this.despawnRate = this.level().paperConfig().entities.spawning.altItemDespawnRate.enabled ? this.level().paperConfig().entities.spawning.altItemDespawnRate.items.getOrDefault(stack.getItem(), this.level().spigotConfig.itemDespawnRate) : this.level().spigotConfig.itemDespawnRate; // Paper