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Paper/Spigot-Server-Patches/0042-Remove-CraftBukkit-Feature-of-ItemStack-s-having-inf.patch
Aikar 5460c17f8a Do not allow negative count itemstacks (infinite itemstacks) 
Should work around quite a few issues and this
'feature' is relatively worthless anyway
2014-12-19 16:37:05 -06:00

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8.2 KiB
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From c6d478b50d868bef21254e0d81e0600171510315 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Fri, 19 Dec 2014 16:28:22 -0600
Subject: [PATCH] Remove CraftBukkit "Feature" of ItemStack's having infinite
use if less than 0 stack size
diff --git a/src/main/java/net/minecraft/server/DispenseBehaviorItem.java b/src/main/java/net/minecraft/server/DispenseBehaviorItem.java
index 2450265..ea9b20c 100644
--- a/src/main/java/net/minecraft/server/DispenseBehaviorItem.java
+++ b/src/main/java/net/minecraft/server/DispenseBehaviorItem.java
@@ -10,6 +10,7 @@ public class DispenseBehaviorItem implements IDispenseBehavior {
public DispenseBehaviorItem() {}
public final ItemStack a(ISourceBlock isourceblock, ItemStack itemstack) {
+ if (itemstack != null && itemstack.count < 0) itemstack.count = 0; // PaperSpigot - Remove CB 'feature' of infinite items
ItemStack itemstack1 = this.b(isourceblock, itemstack);
this.a(isourceblock);
diff --git a/src/main/java/net/minecraft/server/EntityAgeable.java b/src/main/java/net/minecraft/server/EntityAgeable.java
index 23091bd..930682a 100644
--- a/src/main/java/net/minecraft/server/EntityAgeable.java
+++ b/src/main/java/net/minecraft/server/EntityAgeable.java
@@ -60,7 +60,7 @@ public abstract class EntityAgeable extends EntityCreature {
if (!entityhuman.abilities.canInstantlyBuild) {
--itemstack.count;
- if (itemstack.count == 0) { // CraftBukkit - allow less than 0 stacks as "infinite"
+ if (itemstack.count <= 0) { // PaperSpigot - Remove CB 'feature' of infinite items
entityhuman.inventory.setItem(entityhuman.inventory.itemInHandIndex, (ItemStack) null);
}
}
diff --git a/src/main/java/net/minecraft/server/EntityHorse.java b/src/main/java/net/minecraft/server/EntityHorse.java
index 326c043..f93a291 100644
--- a/src/main/java/net/minecraft/server/EntityHorse.java
+++ b/src/main/java/net/minecraft/server/EntityHorse.java
@@ -635,7 +635,7 @@ public class EntityHorse extends EntityAnimal implements IInventoryListener {
}
if (flag) {
- if (!entityhuman.abilities.canInstantlyBuild && --itemstack.count == 0) {
+ if (!entityhuman.abilities.canInstantlyBuild && --itemstack.count <= 0) { // PaperSpigot - Remove CB 'feature' of infinite items
entityhuman.inventory.setItem(entityhuman.inventory.itemInHandIndex, (ItemStack) null);
}
diff --git a/src/main/java/net/minecraft/server/EntityHuman.java b/src/main/java/net/minecraft/server/EntityHuman.java
index 0199856..4f3bc3c 100644
--- a/src/main/java/net/minecraft/server/EntityHuman.java
+++ b/src/main/java/net/minecraft/server/EntityHuman.java
@@ -563,7 +563,7 @@ public abstract class EntityHuman extends EntityLiving {
public EntityItem a(ItemStack itemstack, boolean flag, boolean flag1) {
if (itemstack == null) {
return null;
- } else if (itemstack.count == 0) {
+ } else if (itemstack.count <= 0) { // PaperSpigot - Remove CB 'feature' of infinite items
return null;
} else {
double d0 = this.locY - 0.30000001192092896D + (double) this.getHeadHeight();
@@ -920,7 +920,7 @@ public abstract class EntityHuman extends EntityLiving {
if (itemstack.a(this, (EntityLiving) entity)) {
// CraftBukkit - bypass infinite items; <= 0 -> == 0
- if (itemstack.count == 0 && !this.abilities.canInstantlyBuild) {
+ if (itemstack.count <= 0 && !this.abilities.canInstantlyBuild) { // PaperSpigot - Remove CB 'feature' of infinite items
this.bZ();
}
diff --git a/src/main/java/net/minecraft/server/ItemStack.java b/src/main/java/net/minecraft/server/ItemStack.java
index e5af375..4084dd3 100644
--- a/src/main/java/net/minecraft/server/ItemStack.java
+++ b/src/main/java/net/minecraft/server/ItemStack.java
@@ -73,6 +73,7 @@ public final class ItemStack {
ItemStack itemstack = new ItemStack();
itemstack.c(nbttagcompound);
+ if (itemstack.count < 0) itemstack.count = 0; // PaperSpigot - Remove CB 'feature' of infinite items
return itemstack.getItem() != null ? itemstack : null;
}
diff --git a/src/main/java/net/minecraft/server/PlayerConnection.java b/src/main/java/net/minecraft/server/PlayerConnection.java
index 3b4bb3f..8d97824 100644
--- a/src/main/java/net/minecraft/server/PlayerConnection.java
+++ b/src/main/java/net/minecraft/server/PlayerConnection.java
@@ -735,7 +735,7 @@ public class PlayerConnection implements PacketListenerPlayIn, IUpdatePlayerList
}
itemstack = this.player.inventory.getItemInHand();
- if (itemstack != null && itemstack.count == 0) {
+ if (itemstack != null && itemstack.count <= 0) { // PaperSpigot - Remove CB 'feature' of infinite items
this.player.inventory.items[this.player.inventory.itemInHandIndex] = null;
itemstack = null;
}
diff --git a/src/main/java/net/minecraft/server/PlayerInteractManager.java b/src/main/java/net/minecraft/server/PlayerInteractManager.java
index a13610e..2012ebd 100644
--- a/src/main/java/net/minecraft/server/PlayerInteractManager.java
+++ b/src/main/java/net/minecraft/server/PlayerInteractManager.java
@@ -342,7 +342,7 @@ public class PlayerInteractManager {
if (itemstack1 != null) {
itemstack1.a(this.world, iblockdata.getBlock(), blockposition, this.player);
- if (itemstack1.count == 0) {
+ if (itemstack1.count <= 0) { // PaperSpigot - Remove CB 'feature' of infinite items
this.player.bZ();
}
}
@@ -381,7 +381,7 @@ public class PlayerInteractManager {
}
}
- if (itemstack1.count == 0) {
+ if (itemstack1.count <= 0) { // PaperSpigot - Remove CB 'feature' of infinite items
entityhuman.inventory.items[entityhuman.inventory.itemInHandIndex] = null;
}
diff --git a/src/main/java/net/minecraft/server/PlayerInventory.java b/src/main/java/net/minecraft/server/PlayerInventory.java
index 1c27843..ea593e5 100644
--- a/src/main/java/net/minecraft/server/PlayerInventory.java
+++ b/src/main/java/net/minecraft/server/PlayerInventory.java
@@ -515,7 +515,7 @@ public class PlayerInventory implements IInventory {
public ItemStack getCarried() {
// CraftBukkit start
- if (this.f != null && this.f.count == 0) {
+ if (this.f != null && this.f.count <= 0) { // PaperSpigot - Remove CB 'feature' of infinite items
this.setCarried(null);
}
// CraftBukkit end
diff --git a/src/main/java/net/minecraft/server/Slot.java b/src/main/java/net/minecraft/server/Slot.java
index 375989f..42d6dcf 100644
--- a/src/main/java/net/minecraft/server/Slot.java
+++ b/src/main/java/net/minecraft/server/Slot.java
@@ -49,6 +49,7 @@ public class Slot {
}
public void set(ItemStack itemstack) {
+ if (itemstack != null && itemstack.count < 0) itemstack.count = 0; // PaperSpigot - Remove CB 'feature' of infinite items
this.inventory.setItem(this.index, itemstack);
this.f();
}
diff --git a/src/main/java/net/minecraft/server/TileEntityDispenser.java b/src/main/java/net/minecraft/server/TileEntityDispenser.java
index 040a69f..3269d39 100644
--- a/src/main/java/net/minecraft/server/TileEntityDispenser.java
+++ b/src/main/java/net/minecraft/server/TileEntityDispenser.java
@@ -100,6 +100,7 @@ public class TileEntityDispenser extends TileEntityContainer implements IInvento
public void setItem(int i, ItemStack itemstack) {
this.items[i] = itemstack;
+ if (itemstack != null && itemstack.count < 0) itemstack.count = 0; // PaperSpigot - Remove CB 'feature' of infinite items
if (itemstack != null && itemstack.count > this.getMaxStackSize()) {
itemstack.count = this.getMaxStackSize();
}
--
1.9.5.msysgit.0
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