Java Code Examples for net.minecraft.world.WorldServer#getTileEntity()

@Override
public void update() {
	this.handleEnergy();
	if (world.getTotalWorldTime() % 20 == 0 && this.targetPos != null) {
		WorldServer targetWorld = DimensionManager.getWorld(this.targetDim);
		if (targetWorld == null) {
			setTarget(null);
			return;
		}
		TileEntity destination = targetWorld.getTileEntity(this.targetPos);
		if (destination instanceof GTTileTesseractMaster && ((GTTileTesseractMaster) destination).getActive()) {
			setTarget((GTTileTesseractMaster) destination);
			return;
		}
		setTarget(null);
	}
}
 

@Override
public void handle(ByteBuf data, EntityPlayer player) {
	if (ModConfigs.disabled) return;
	int dim = data.readInt();
	int xPos = data.readInt();
	int yPos = data.readInt();
	int zPos = data.readInt();

	if (!DimensionManager.isDimensionRegistered(dim)) return;
	WorldServer world = MinecraftServer.getServer().worldServerForDimension(dim);
	if (world == null) return;
	TileEntity tile = world.getTileEntity(xPos, yPos, zPos);
	if (tile != null) {
		//FIXME: This is currently a very "forceful" method of doing this, and not technically guaranteed to produce correct results
		// This would be much better handled by using the getDescriptionPacket method and wrapping that packet in a LookingGlass
		// packet to control delivery timing, allowing for processing the packet while the correct target world is the active world
		// This idea requires that that system be in place, though, so until then this hack will hopefully hold.
		NBTTagCompound tag = new NBTTagCompound();
		tile.writeToNBT(tag);
		ServerPacketDispatcher.getInstance().addPacket(player, PacketTileEntityNBT.createPacket(xPos, yPos, zPos, tag, dim));
	}
}
 

private boolean tryPlaceBlock(EntityPlayer player, WorldServer world, BlockPos pos, EnumFacing fromSide) {
	if (!world.isAirBlock(pos)) return false;

	boolean blockPlaced = new BlockManipulator(world, player, pos).place(blockState, fromSide, EnumHand.MAIN_HAND);
	if (!blockPlaced) return false;

	if (tileEntity != null) {
		tileEntity.setInteger("x", pos.getX());
		tileEntity.setInteger("y", pos.getY());
		tileEntity.setInteger("z", pos.getZ());
		TileEntity te = world.getTileEntity(pos);
		te.readFromNBT(tileEntity);
	}

	return true;
}
 

private boolean isAllowedToEdit(EntityPlayer player, ItemStack remote){
    NBTTagCompound tag = remote.getTagCompound();
    if(tag != null) {
        if(tag.hasKey("securityX")) {
            int x = tag.getInteger("securityX");
            int y = tag.getInteger("securityY");
            int z = tag.getInteger("securityZ");
            int dimensionId = tag.getInteger("securityDimension");
            WorldServer world = null;
            for(WorldServer w : MinecraftServer.getServer().worldServers) {
                if(w.provider.dimensionId == dimensionId) {
                    world = w;
                    break;
                }
            }
            if(world != null) {
                TileEntity te = world.getTileEntity(x, y, z);
                if(te instanceof TileEntitySecurityStation) {
                    boolean canAccess = ((TileEntitySecurityStation)te).doesAllowPlayer(player);
                    if(!canAccess) {
                        player.addChatComponentMessage(new ChatComponentTranslation("gui.remote.noEditRights", x, y, z));
                    }
                    return canAccess;
                }
            }
        }
    }
    return true;
}
 

@Override
public void onUpdate(ItemStack remote, World worl, Entity entity, int slot, boolean holdingItem){
    if(!worl.isRemote) {
        NBTTagCompound tag = remote.getTagCompound();
        if(tag != null) {
            if(tag.hasKey("securityX")) {
                int x = tag.getInteger("securityX");
                int y = tag.getInteger("securityY");
                int z = tag.getInteger("securityZ");
                int dimensionId = tag.getInteger("securityDimension");
                WorldServer world = null;
                for(WorldServer w : MinecraftServer.getServer().worldServers) {
                    if(w.provider.dimensionId == dimensionId) {
                        world = w;
                        break;
                    }
                }
                if(world != null) {
                    TileEntity te = world.getTileEntity(x, y, z);
                    if(!(te instanceof TileEntitySecurityStation)) {
                        tag.removeTag("securityX");
                        tag.removeTag("securityY");
                        tag.removeTag("securityZ");
                        tag.removeTag("securityDimension");
                    }
                }
            }
        }
    }
}
 

@Override
public void execute(MinecraftServer server, ICommandSender sender, String[] args) throws CommandException
{
    if (args.length < 1)
        throw new WrongUsageException(getUsage(sender));

    String cmd = args[0].toLowerCase(Locale.ENGLISH);
    if ("list".equals(cmd))
    {
        sender.sendMessage(new TextComponentString("Known Platforms:"));
        for (ResourceLocation rl : getPlatforms())
        {
            sender.sendMessage(new TextComponentString("  " + rl.toString()));
        }
    }
    else if ("spawn".equals(cmd) || "preview".equals(cmd))
    {
        if (args.length < 2)
            throw new WrongUsageException(getUsage(sender));

        Entity ent = sender.getCommandSenderEntity();
        PlacementSettings settings = new PlacementSettings();
        WorldServer world = (WorldServer)sender.getEntityWorld();

        if (args.length >= 3)
        {
            //TODO: Preview doesnt quite work correctly with rotations....
            String rot = args[2].toLowerCase(Locale.ENGLISH);
            if ("0".equals(rot) || "none".equals(rot))
                settings.setRotation(Rotation.NONE);
            else if ("90".equals(rot))
                settings.setRotation(Rotation.CLOCKWISE_90);
            else if ("180".equals(rot))
                settings.setRotation(Rotation.CLOCKWISE_180);
            else if ("270".equals(rot))
                settings.setRotation(Rotation.COUNTERCLOCKWISE_90);
            else
                throw new WrongUsageException("Only rotations none, 0, 90, 180, and 270 allowed.");
        }

        BlockPos pos;
        if (args.length >= 6)
            pos = CommandBase.parseBlockPos(sender, args, 3, false);
        else if (ent != null)
            pos = ent.getPosition();
        else
            throw new WrongUsageException("Must specify a position if the command sender is not an entity");

        Template temp = StructureUtil.loadTemplate(new ResourceLocation(args[1]), world, true);

        BlockPos spawn = StructureUtil.findSpawn(temp, settings);
        if (spawn != null)
            pos = pos.subtract(spawn);

        if ("spawn".equals(cmd))
        {
            sender.sendMessage(new TextComponentString("Building \"" + args[1] +"\" at " + pos.toString()));
            temp.addBlocksToWorld(world, pos, settings, 2); //Push to world, with no neighbor notifications!
            world.getPendingBlockUpdates(new StructureBoundingBox(pos, pos.add(temp.getSize())), true); //Remove block updates, so that sand doesn't fall!
        }
        else
        {
            BlockPos tpos = pos.down();
            if (spawn != null)
                tpos = tpos.add(spawn);
            sender.sendMessage(new TextComponentString("Previewing \"" + args[1] +"\" at " + pos.toString()));
            world.setBlockState(tpos, Blocks.STRUCTURE_BLOCK.getDefaultState().withProperty(BlockStructure.MODE, TileEntityStructure.Mode.LOAD));
            TileEntityStructure te = (TileEntityStructure)world.getTileEntity(tpos);
            if (spawn != null)
                te.setPosition(te.getPosition().subtract(spawn));
            te.setSize(temp.getSize());
            te.setMode(Mode.LOAD);
            te.markDirty();
        }
    }
    else
        throw new WrongUsageException(getUsage(sender));
}