193 lines
9.2 KiB
Diff

--- a/net/minecraft/world/level/block/entity/TileEntityHopper.java
+++ b/net/minecraft/world/level/block/entity/TileEntityHopper.java
@@ -30,6 +30,22 @@
import net.minecraft.world.level.block.state.IBlockData;
import net.minecraft.world.phys.AxisAlignedBB;
+// CraftBukkit start
+import net.minecraft.world.InventoryLargeChest;
+import net.minecraft.world.entity.vehicle.EntityMinecartHopper;
+import org.bukkit.Bukkit;
+import org.bukkit.craftbukkit.block.CraftBlock;
+import org.bukkit.craftbukkit.entity.CraftHumanEntity;
+import org.bukkit.craftbukkit.inventory.CraftInventory;
+import org.bukkit.craftbukkit.inventory.CraftItemStack;
+import org.bukkit.entity.HumanEntity;
+import org.bukkit.event.entity.EntityRemoveEvent;
+import org.bukkit.event.inventory.HopperInventorySearchEvent;
+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;
@@ -40,6 +56,36 @@
private long tickedGameTime;
private EnumDirection facing;
+ // 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.withSize(5, ItemStack.EMPTY);
@@ -167,7 +213,29 @@
if (!itemstack.isEmpty()) {
int j = itemstack.getCount();
- ItemStack itemstack1 = addItem(tileentityhopper, iinventory, tileentityhopper.removeItem(i, 1), enumdirection);
+ // CraftBukkit start - Call event when pushing items into other inventories
+ ItemStack original = itemstack.copy();
+ CraftItemStack oitemstack = CraftItemStack.asCraftMirror(tileentityhopper.removeItem(i, 1));
+
+ Inventory destinationInventory;
+ // Have to special case large chests as they work oddly
+ if (iinventory instanceof InventoryLargeChest) {
+ destinationInventory = new org.bukkit.craftbukkit.inventory.CraftInventoryDoubleChest((InventoryLargeChest) iinventory);
+ } else if (iinventory.getOwner() != null) {
+ destinationInventory = iinventory.getOwner().getInventory();
+ } else {
+ destinationInventory = new CraftInventory(iinventory);
+ }
+
+ InventoryMoveItemEvent event = new InventoryMoveItemEvent(tileentityhopper.getOwner().getInventory(), oitemstack, destinationInventory, true);
+ world.getCraftServer().getPluginManager().callEvent(event);
+ if (event.isCancelled()) {
+ tileentityhopper.setItem(i, original);
+ tileentityhopper.setCooldown(8); // Delay hopper checks
+ return false;
+ }
+ ItemStack itemstack1 = addItem(tileentityhopper, iinventory, CraftItemStack.asNMSCopy(event.getItem()), enumdirection);
+ // CraftBukkit end
if (itemstack1.isEmpty()) {
iinventory.setChanged();
@@ -279,7 +347,34 @@
if (!itemstack.isEmpty() && canTakeItemFromContainer(ihopper, iinventory, itemstack, i, enumdirection)) {
int j = itemstack.getCount();
- ItemStack itemstack1 = addItem(iinventory, ihopper, iinventory.removeItem(i, 1), (EnumDirection) null);
+ // CraftBukkit start - Call event on collection of items from inventories into the hopper
+ ItemStack original = itemstack.copy();
+ CraftItemStack oitemstack = CraftItemStack.asCraftMirror(iinventory.removeItem(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 if (iinventory.getOwner() != null) {
+ sourceInventory = iinventory.getOwner().getInventory();
+ } else {
+ sourceInventory = new CraftInventory(iinventory);
+ }
+
+ InventoryMoveItemEvent event = new InventoryMoveItemEvent(sourceInventory, oitemstack, ihopper.getOwner().getInventory(), false);
+
+ Bukkit.getServer().getPluginManager().callEvent(event);
+ if (event.isCancelled()) {
+ iinventory.setItem(i, original);
+
+ if (ihopper instanceof TileEntityHopper) {
+ ((TileEntityHopper) ihopper).setCooldown(8); // Delay hopper checks
+ }
+
+ return false;
+ }
+ ItemStack itemstack1 = addItem(iinventory, ihopper, CraftItemStack.asNMSCopy(event.getItem()), null);
+ // CraftBukkit end
if (itemstack1.isEmpty()) {
iinventory.setChanged();
@@ -297,13 +392,20 @@
public static boolean addItem(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.getItem().copy();
ItemStack itemstack1 = addItem((IInventory) null, iinventory, itemstack, (EnumDirection) null);
if (itemstack1.isEmpty()) {
flag = true;
entityitem.setItem(ItemStack.EMPTY);
- entityitem.discard();
+ entityitem.discard(EntityRemoveEvent.Cause.PICKUP); // CraftBukkit - add Bukkit remove cause
} else {
entityitem.setItem(itemstack1);
}
@@ -421,14 +523,38 @@
return itemstack;
}
+ // CraftBukkit start
+ @Nullable
+ private static IInventory runHopperInventorySearchEvent(IInventory inventory, CraftBlock hopper, CraftBlock searchLocation, HopperInventorySearchEvent.ContainerType containerType) {
+ HopperInventorySearchEvent event = new HopperInventorySearchEvent((inventory != null) ? new CraftInventory(inventory) : null, containerType, hopper, searchLocation);
+ Bukkit.getServer().getPluginManager().callEvent(event);
+ CraftInventory craftInventory = (CraftInventory) event.getInventory();
+ return (craftInventory != null) ? craftInventory.getInventory() : null;
+ }
+ // CraftBukkit end
+
@Nullable
private static IInventory getAttachedContainer(World world, BlockPosition blockposition, TileEntityHopper tileentityhopper) {
- return getContainerAt(world, blockposition.relative(tileentityhopper.facing));
+ // CraftBukkit start
+ BlockPosition searchPosition = blockposition.relative(tileentityhopper.facing);
+ IInventory inventory = getContainerAt(world, searchPosition);
+
+ CraftBlock hopper = CraftBlock.at(world, blockposition);
+ CraftBlock searchBlock = CraftBlock.at(world, searchPosition);
+ return runHopperInventorySearchEvent(inventory, hopper, searchBlock, HopperInventorySearchEvent.ContainerType.DESTINATION);
+ // CraftBukkit end
}
@Nullable
private static IInventory getSourceContainer(World world, IHopper ihopper, BlockPosition blockposition, IBlockData iblockdata) {
- return getContainerAt(world, blockposition, iblockdata, ihopper.getLevelX(), ihopper.getLevelY() + 1.0D, ihopper.getLevelZ());
+ // CraftBukkit start
+ IInventory inventory = getContainerAt(world, blockposition, iblockdata, ihopper.getLevelX(), ihopper.getLevelY() + 1.0D, ihopper.getLevelZ());
+
+ BlockPosition blockPosition = BlockPosition.containing(ihopper.getLevelX(), ihopper.getLevelY(), ihopper.getLevelZ());
+ CraftBlock hopper = CraftBlock.at(world, blockPosition);
+ CraftBlock container = CraftBlock.at(world, blockPosition.above());
+ return runHopperInventorySearchEvent(inventory, hopper, container, HopperInventorySearchEvent.ContainerType.SOURCE);
+ // CraftBukkit end
}
public static List<EntityItem> getItemsAtAndAbove(World world, IHopper ihopper) {