157 lines
7.2 KiB
Diff

--- a/net/minecraft/world/level/block/entity/TileEntityHopper.java
+++ b/net/minecraft/world/level/block/entity/TileEntityHopper.java
@@ -33,6 +33,18 @@
import net.minecraft.world.phys.shapes.OperatorBoolean;
import net.minecraft.world.phys.shapes.VoxelShapes;
+// CraftBukkit start
+import net.minecraft.world.InventoryLargeChest;
+import net.minecraft.world.entity.vehicle.EntityMinecartHopper;
+import org.bukkit.Bukkit;
+import org.bukkit.craftbukkit.entity.CraftHumanEntity;
+import org.bukkit.craftbukkit.inventory.CraftItemStack;
+import org.bukkit.entity.HumanEntity;
+import org.bukkit.event.inventory.InventoryMoveItemEvent;
+import org.bukkit.event.inventory.InventoryPickupItemEvent;
+import org.bukkit.inventory.Inventory;
+// CraftBukkit end
+
public class TileEntityHopper extends TileEntityLootable implements IHopper {
public static final int MOVE_ITEM_SPEED = 8;
@@ -41,6 +53,36 @@
private int cooldownTime;
private long tickedGameTime;
+ // CraftBukkit start - add fields and methods
+ public List<HumanEntity> transaction = new java.util.ArrayList<HumanEntity>();
+ private int maxStack = MAX_STACK;
+
+ public List<ItemStack> getContents() {
+ return this.items;
+ }
+
+ public void onOpen(CraftHumanEntity who) {
+ transaction.add(who);
+ }
+
+ public void onClose(CraftHumanEntity who) {
+ transaction.remove(who);
+ }
+
+ public List<HumanEntity> getViewers() {
+ return transaction;
+ }
+
+ @Override
+ public int getMaxStackSize() {
+ return maxStack;
+ }
+
+ public void setMaxStackSize(int size) {
+ maxStack = size;
+ }
+ // CraftBukkit end
+
public TileEntityHopper(BlockPosition blockposition, IBlockData iblockdata) {
super(TileEntityTypes.HOPPER, blockposition, iblockdata);
this.items = NonNullList.a(5, ItemStack.EMPTY);
@@ -115,7 +157,7 @@
boolean flag = false;
if (!tileentityhopper.isEmpty()) {
- flag = a(world, blockposition, iblockdata, (IInventory) tileentityhopper);
+ flag = a(world, blockposition, iblockdata, (IInventory) tileentityhopper, tileentityhopper); // CraftBukkit
}
if (!tileentityhopper.i()) {
@@ -149,7 +191,7 @@
return false;
}
- private static boolean a(World world, BlockPosition blockposition, IBlockData iblockdata, IInventory iinventory) {
+ private static boolean a(World world, BlockPosition blockposition, IBlockData iblockdata, IInventory iinventory, TileEntityHopper hopper) { // CraftBukkit
IInventory iinventory1 = b(world, blockposition, iblockdata);
if (iinventory1 == null) {
@@ -163,7 +205,28 @@
for (int i = 0; i < iinventory.getSize(); ++i) {
if (!iinventory.getItem(i).isEmpty()) {
ItemStack itemstack = iinventory.getItem(i).cloneItemStack();
- ItemStack itemstack1 = addItem(iinventory, iinventory1, iinventory.splitStack(i, 1), enumdirection);
+ // ItemStack itemstack1 = addItem(iinventory, iinventory1, iinventory.splitStack(i, 1), enumdirection);
+
+ // CraftBukkit start - Call event when pushing items into other inventories
+ CraftItemStack oitemstack = CraftItemStack.asCraftMirror(iinventory.splitStack(i, 1));
+
+ Inventory destinationInventory;
+ // Have to special case large chests as they work oddly
+ if (iinventory1 instanceof InventoryLargeChest) {
+ destinationInventory = new org.bukkit.craftbukkit.inventory.CraftInventoryDoubleChest((InventoryLargeChest) iinventory1);
+ } else {
+ destinationInventory = iinventory1.getOwner().getInventory();
+ }
+
+ InventoryMoveItemEvent event = new InventoryMoveItemEvent(iinventory.getOwner().getInventory(), oitemstack.clone(), destinationInventory, true);
+ world.getCraftServer().getPluginManager().callEvent(event);
+ if (event.isCancelled()) {
+ hopper.setItem(i, itemstack);
+ hopper.setCooldown(8); // Delay hopper checks
+ return false;
+ }
+ ItemStack itemstack1 = addItem(iinventory, iinventory1, CraftItemStack.asNMSCopy(event.getItem()), enumdirection);
+ // CraftBukkit end
if (itemstack1.isEmpty()) {
iinventory1.update();
@@ -228,7 +291,34 @@
if (!itemstack.isEmpty() && b(iinventory, itemstack, i, enumdirection)) {
ItemStack itemstack1 = itemstack.cloneItemStack();
- ItemStack itemstack2 = addItem(iinventory, ihopper, iinventory.splitStack(i, 1), (EnumDirection) null);
+ // ItemStack itemstack2 = addItem(iinventory, ihopper, iinventory.splitStack(i, 1), (EnumDirection) null);
+ // CraftBukkit start - Call event on collection of items from inventories into the hopper
+ CraftItemStack oitemstack = CraftItemStack.asCraftMirror(iinventory.splitStack(i, 1));
+
+ Inventory sourceInventory;
+ // Have to special case large chests as they work oddly
+ if (iinventory instanceof InventoryLargeChest) {
+ sourceInventory = new org.bukkit.craftbukkit.inventory.CraftInventoryDoubleChest((InventoryLargeChest) iinventory);
+ } else {
+ sourceInventory = iinventory.getOwner().getInventory();
+ }
+
+ InventoryMoveItemEvent event = new InventoryMoveItemEvent(sourceInventory, oitemstack.clone(), ihopper.getOwner().getInventory(), false);
+
+ Bukkit.getServer().getPluginManager().callEvent(event);
+ if (event.isCancelled()) {
+ iinventory.setItem(i, itemstack1);
+
+ if (ihopper instanceof TileEntityHopper) {
+ ((TileEntityHopper) ihopper).setCooldown(8); // Delay hopper checks
+ } else if (ihopper instanceof EntityMinecartHopper) {
+ ((EntityMinecartHopper) ihopper).setCooldown(4); // Delay hopper minecart checks
+ }
+
+ return false;
+ }
+ ItemStack itemstack2 = addItem(iinventory, ihopper, CraftItemStack.asNMSCopy(event.getItem()), null);
+ // CraftBukkit end
if (itemstack2.isEmpty()) {
iinventory.update();
@@ -243,6 +333,13 @@
public static boolean a(IInventory iinventory, EntityItem entityitem) {
boolean flag = false;
+ // CraftBukkit start
+ InventoryPickupItemEvent event = new InventoryPickupItemEvent(iinventory.getOwner().getInventory(), (org.bukkit.entity.Item) entityitem.getBukkitEntity());
+ entityitem.level.getCraftServer().getPluginManager().callEvent(event);
+ if (event.isCancelled()) {
+ return false;
+ }
+ // CraftBukkit end
ItemStack itemstack = entityitem.getItemStack().cloneItemStack();
ItemStack itemstack1 = addItem((IInventory) null, iinventory, itemstack, (EnumDirection) null);