Examples with Item net.minecraft.server.v1_12_R1.Item used on opensource projects

Example 36 with Item

use of net.minecraft.server.v1_12_R1.Item in project PGM by PGMDev.

the class NMSHacks method canMineBlock.

/**
 * Test if the given tool is capable of "efficiently" mining the given block.
 *
 * <p>Derived from CraftBlock.itemCausesDrops()
 */
static boolean canMineBlock(MaterialData blockMaterial, ItemStack tool) {
    if (!blockMaterial.getItemType().isBlock()) {
        throw new IllegalArgumentException("Material '" + blockMaterial + "' is not a block");
    }
    net.minecraft.server.v1_8_R3.Block nmsBlock = CraftMagicNumbers.getBlock(blockMaterial.getItemType());
    net.minecraft.server.v1_8_R3.Item nmsTool = tool == null ? null : CraftMagicNumbers.getItem(tool.getType());
    return nmsBlock != null && (nmsBlock.getMaterial().isAlwaysDestroyable() || (nmsTool != null && nmsTool.canDestroySpecialBlock(nmsBlock)));
}

Example 37 with Item

use of net.minecraft.server.v1_12_R1.Item in project TheAPI by TheDevTec.

the class v1_12_R1 method processInvClickPacket.

@Override
public boolean processInvClickPacket(Player player, HolderGUI gui, Object provPacket) {
    PacketPlayInWindowClick packet = (PacketPlayInWindowClick) provPacket;
    int slot = packet.b();
    if (slot == -999)
        return false;
    int id = packet.a();
    int mouseClick = packet.c();
    net.minecraft.server.v1_12_R1.InventoryClickType nmsType = packet.f();
    InventoryClickType type = InventoryClickType.valueOf(nmsType.name());
    Object container = gui.getContainer(player);
    ItemStack item = asBukkitItem(packet.e());
    if ((type == InventoryClickType.QUICK_MOVE || type == InventoryClickType.CLONE || type == InventoryClickType.THROW || item.getType() == Material.AIR) && item.getType() == Material.AIR)
        item = asBukkitItem(getSlotItem(container, slot));
    boolean cancel = false;
    if (InventoryClickType.SWAP == type) {
        item = player.getInventory().getItem(mouseClick);
        mouseClick = 0;
        cancel = true;
    }
    if (item == null)
        item = new ItemStack(Material.AIR);
    ItemStack before = player.getItemOnCursor();
    ClickType clickType = BukkitLoader.buildClick(item, type, slot, mouseClick);
    if (!cancel)
        cancel = BukkitLoader.useItem(player, item, gui, slot, clickType);
    if (!gui.isInsertable())
        cancel = true;
    int gameSlot = slot > gui.size() - 1 ? InventoryUtils.convertToPlayerInvSlot(slot - gui.size()) : slot;
    if (!cancel)
        cancel = gui.onIteractItem(player, item, clickType, gameSlot, slot < gui.size());
    else
        gui.onIteractItem(player, item, clickType, gameSlot, slot < gui.size());
    int position = 0;
    if (!cancel && type == InventoryClickType.QUICK_MOVE) {
        ItemStack[] contents = slot < gui.size() ? player.getInventory().getStorageContents() : gui.getInventory().getStorageContents();
        List<Integer> modified = slot < gui.size() ? InventoryUtils.shift(slot, player, gui, clickType, gui instanceof AnvilGUI ? DestinationType.PLAYER_INV_ANVIL : DestinationType.PLAYER_INV_CUSTOM_INV, null, contents, item) : InventoryUtils.shift(slot, player, gui, clickType, DestinationType.CUSTOM_INV, gui.getNotInterableSlots(player), contents, item);
        if (!modified.isEmpty()) {
            if (slot < gui.size()) {
                boolean canRemove = !modified.contains(-1);
                player.getInventory().setStorageContents(contents);
                if (canRemove) {
                    gui.remove(gameSlot);
                } else {
                    gui.getInventory().setItem(gameSlot, item);
                }
            } else {
                boolean canRemove = !modified.contains(-1);
                gui.getInventory().setStorageContents(contents);
                if (canRemove) {
                    player.getInventory().setItem(gameSlot, null);
                } else {
                    player.getInventory().setItem(gameSlot, item);
                }
            }
        }
        return true;
    }
    if (cancel) {
        // MOUSE
        BukkitLoader.getPacketHandler().send(player, packetSetSlot(-1, -1, asNMSItem(before)));
        switch(type) {
            case CLONE:
                return true;
            case SWAP:
            case QUICK_MOVE:
            case PICKUP_ALL:
                // TOP
                for (ItemStack cItem : gui.getInventory().getContents()) {
                    BukkitLoader.getPacketHandler().send(player, packetSetSlot(id, position++, asNMSItem(cItem)));
                }
                // BUTTON
                player.updateInventory();
                return true;
            default:
                BukkitLoader.getPacketHandler().send(player, packetSetSlot(id, slot, getSlotItem(container, slot)));
                if (gui instanceof AnvilGUI) {
                    // TOP
                    for (ItemStack cItem : gui.getInventory().getContents()) {
                        if (position != slot)
                            BukkitLoader.getPacketHandler().send(player, packetSetSlot(id, position++, asNMSItem(cItem)));
                    }
                    // BUTTON
                    player.updateInventory();
                }
                return true;
        }
    } else {
        if (gui instanceof AnvilGUI && slot == 2)
            postToMainThread(() -> ((ContainerAnvil) container).shiftClick((EntityPlayer) getPlayer(player), slot));
    }
    return false;
}

Example 38 with Item

use of net.minecraft.server.v1_12_R1.Item in project Autumn by joeengo.

the class ServerUtil method isIllegal.

public static boolean isIllegal(ItemStack item, boolean isInsideShulker) {
    if (item == null)
        return false;
    net.minecraft.server.v1_12_R1.ItemStack nmscopy = CraftItemStack.asNMSCopy(item);
    if (nmscopy.hasTag()) {
        NBTTagCompound tag = nmscopy.getTag();
        assert tag != null;
        if (tag.get("AttributeModifiers") != null) {
            return true;
        }
        if (tag.get("Unbreakable") != null) {
            return true;
        }
    }
    if (item.getDurability() > item.getType().getMaxDurability() && item.getType().getMaxDurability() > 0) {
        return true;
    }
    ;
    try {
        if (item.getEnchantments() != null) {
            Map<Enchantment, Integer> ench = item.getEnchantments();
            for (Map.Entry<Enchantment, Integer> entry : ench.entrySet()) {
                Enchantment enchant = entry.getKey();
                int enchantLvl = entry.getValue();
                if (enchantLvl > enchant.getMaxLevel()) {
                    return true;
                }
            }
        }
    } catch (Exception e) {
    }
    if (MaterialHandler.isIllegalMaterial(item.getType()))
        return true;
    if ((isShulker(item) && Plugin.Instance.getConfig().getBoolean("Illegals.RevertShulkers"))) {
        if (isInsideShulker)
            return true;
        for (ItemStack i : getShulkerInventory(item).getContents()) {
            if (isIllegal(i, true)) {
                return true;
            }
        }
    }
    if ((item.getAmount() > item.getMaxStackSize()) && Plugin.Instance.getConfig().getBoolean("Illegals.RevertOverstacks"))
        return true;
    return false;
}

Example 39 with Item

use of net.minecraft.server.v1_12_R1.Item in project PaperDev by Kamillaova.

the class CraftItemStack method setItemMeta.

public static boolean setItemMeta(net.minecraft.server.v1_12_R1.ItemStack item, ItemMeta itemMeta) {
    if (item == null) {
        return false;
    }
    if (CraftItemFactory.instance().equals(itemMeta, null)) {
        item.setTag(null);
        return true;
    }
    if (!CraftItemFactory.instance().isApplicable(itemMeta, getType(item))) {
        return false;
    }
    itemMeta = CraftItemFactory.instance().asMetaFor(itemMeta, getType(item));
    if (itemMeta == null)
        return true;
    NBTTagCompound tag = new NBTTagCompound();
    item.setTag(tag);
    ((CraftMetaItem) itemMeta).applyToItem(tag);
    item.convertStack();
    return true;
}

Example 40 with Item

use of net.minecraft.server.v1_12_R1.Item in project PaperDev by Kamillaova.

the class CraftItemStack method asNMSCopy.

public static net.minecraft.server.v1_12_R1.ItemStack asNMSCopy(ItemStack original) {
    if (original instanceof CraftItemStack) {
        CraftItemStack stack = (CraftItemStack) original;
        return stack.handle == null ? net.minecraft.server.v1_12_R1.ItemStack.a : stack.handle.cloneItemStack();
    }
    if (original == null || original.getTypeId() <= 0) {
        return net.minecraft.server.v1_12_R1.ItemStack.a;
    }
    Item item = CraftMagicNumbers.getItem(original.getType());
    if (item == null) {
        return net.minecraft.server.v1_12_R1.ItemStack.a;
    }
    net.minecraft.server.v1_12_R1.ItemStack stack = new net.minecraft.server.v1_12_R1.ItemStack(item, original.getAmount(), original.getDurability(), false);
    if (original.hasItemMeta()) {
        setItemMeta(stack, original.getItemMeta());
    } else {
        // Converted after setItemMeta
        stack.convertStack();
    }
    return stack;
}