Examples with ListTag com.sk89q.jnbt.ListTag used on opensource projects

Example 11 with ListTag

use of com.sk89q.jnbt.ListTag in project FastAsyncWorldEdit by IntellectualSites.

the class MCEditSchematicReader method read.

@Override
public Clipboard read() throws IOException {
    // Schematic tag
    NamedTag rootTag = inputStream.readNamedTag();
    if (!rootTag.getName().equals("Schematic")) {
        throw new IOException("Tag 'Schematic' does not exist or is not first");
    }
    CompoundTag schematicTag = (CompoundTag) rootTag.getTag();
    // Check
    Map<String, Tag> schematic = schematicTag.getValue();
    if (!schematic.containsKey("Blocks")) {
        throw new IOException("Schematic file is missing a 'Blocks' tag");
    }
    // Check type of Schematic
    String materials = requireTag(schematic, "Materials", StringTag.class).getValue();
    if (!materials.equals("Alpha")) {
        throw new IOException("Schematic file is not an Alpha schematic");
    }
    // ====================================================================
    // Metadata
    // ====================================================================
    BlockVector3 origin;
    Region region;
    // Get information
    short width = requireTag(schematic, "Width", ShortTag.class).getValue();
    short height = requireTag(schematic, "Height", ShortTag.class).getValue();
    short length = requireTag(schematic, "Length", ShortTag.class).getValue();
    try {
        int originX = requireTag(schematic, "WEOriginX", IntTag.class).getValue();
        int originY = requireTag(schematic, "WEOriginY", IntTag.class).getValue();
        int originZ = requireTag(schematic, "WEOriginZ", IntTag.class).getValue();
        BlockVector3 min = BlockVector3.at(originX, originY, originZ);
        int offsetX = requireTag(schematic, "WEOffsetX", IntTag.class).getValue();
        int offsetY = requireTag(schematic, "WEOffsetY", IntTag.class).getValue();
        int offsetZ = requireTag(schematic, "WEOffsetZ", IntTag.class).getValue();
        BlockVector3 offset = BlockVector3.at(offsetX, offsetY, offsetZ);
        origin = min.subtract(offset);
        region = new CuboidRegion(min, min.add(width, height, length).subtract(BlockVector3.ONE));
    } catch (IOException ignored) {
        origin = BlockVector3.ZERO;
        region = new CuboidRegion(origin, origin.add(width, height, length).subtract(BlockVector3.ONE));
    }
    // ====================================================================
    // Blocks
    // ====================================================================
    // Get blocks
    byte[] blockId = requireTag(schematic, "Blocks", ByteArrayTag.class).getValue();
    byte[] blockData = requireTag(schematic, "Data", ByteArrayTag.class).getValue();
    byte[] addId = new byte[0];
    // Have to later combine IDs
    short[] blocks = new short[blockId.length];
    // the highest 4 bits are stored in a separate byte array.
    if (schematic.containsKey("AddBlocks")) {
        addId = requireTag(schematic, "AddBlocks", ByteArrayTag.class).getValue();
    }
    // Combine the AddBlocks data with the first 8-bit block ID
    for (int index = 0; index < blockId.length; index++) {
        if ((index >> 1) >= addId.length) {
            // No corresponding AddBlocks index
            blocks[index] = (short) (blockId[index] & 0xFF);
        } else {
            if ((index & 1) == 0) {
                blocks[index] = (short) (((addId[index >> 1] & 0x0F) << 8) + (blockId[index] & 0xFF));
            } else {
                blocks[index] = (short) (((addId[index >> 1] & 0xF0) << 4) + (blockId[index] & 0xFF));
            }
        }
    }
    // Need to pull out tile entities
    final ListTag tileEntityTag = getTag(schematic, "TileEntities", ListTag.class);
    List<Tag> tileEntities = tileEntityTag == null ? new ArrayList<>() : tileEntityTag.getValue();
    BlockMap<BaseBlock> tileEntityBlocks = BlockMap.createForBaseBlock();
    for (Tag tag : tileEntities) {
        if (!(tag instanceof CompoundTag)) {
            continue;
        }
        CompoundTag t = (CompoundTag) tag;
        Map<String, Tag> values = new HashMap<>(t.getValue());
        String id = t.getString("id");
        values.put("id", new StringTag(convertBlockEntityId(id)));
        int x = t.getInt("x");
        int y = t.getInt("y");
        int z = t.getInt("z");
        int index = y * width * length + z * width + x;
        // position in schematics?
        if (index >= blocks.length) {
            LOGGER.warn("Skipping corrupt tile entity at position {} {} {} in schematic.", x, y, z);
            continue;
        }
        BlockState block = getBlockState(blocks[index], blockData[index]);
        BlockState newBlock = block;
        if (newBlock != null) {
            for (NBTCompatibilityHandler handler : COMPATIBILITY_HANDLERS) {
                if (handler.isAffectedBlock(newBlock)) {
                    newBlock = handler.updateNBT(block, values).toImmutableState();
                    if (newBlock == null || values.isEmpty()) {
                        break;
                    }
                }
            }
        }
        if (values.isEmpty()) {
            t = null;
        } else {
            t = new CompoundTag(values);
        }
        if (fixer != null && t != null) {
            // FAWE start - BinaryTag
            t = (CompoundTag) AdventureNBTConverter.fromAdventure(fixer.fixUp(DataFixer.FixTypes.BLOCK_ENTITY, t.asBinaryTag(), -1));
        // FAWE end
        }
        BlockVector3 vec = BlockVector3.at(x, y, z);
        // Insert into the map if we have changed the block or have a tag
        BlockState blockToInsert = newBlock != null ? newBlock : (t != null ? block : null);
        if (blockToInsert != null) {
            BaseBlock baseBlock = t != null ? blockToInsert.toBaseBlock(new CompoundTag(t.getValue())) : blockToInsert.toBaseBlock();
            tileEntityBlocks.put(vec, baseBlock);
        }
    }
    BlockArrayClipboard clipboard = new BlockArrayClipboard(region);
    clipboard.setOrigin(origin);
    Set<Integer> unknownBlocks = new HashSet<>();
    for (int x = 0; x < width; ++x) {
        for (int y = 0; y < height; ++y) {
            for (int z = 0; z < length; ++z) {
                int index = y * width * length + z * width + x;
                BlockVector3 pt = BlockVector3.at(x, y, z);
                BaseBlock state = Optional.ofNullable(tileEntityBlocks.get(pt)).orElseGet(() -> {
                    BlockState blockState = getBlockState(blocks[index], blockData[index]);
                    return blockState == null ? null : blockState.toBaseBlock();
                });
                try {
                    if (state != null) {
                        clipboard.setBlock(region.getMinimumPoint().add(pt), state);
                    } else {
                        short block = blocks[index];
                        byte data = blockData[index];
                        int combined = block << 8 | data;
                        if (unknownBlocks.add(combined)) {
                            LOGGER.warn("Unknown block when loading schematic: {} {}. This is most likely a" + "bad schematic.", block, data);
                        }
                    }
                } catch (WorldEditException ignored) {
                // BlockArrayClipboard won't throw this
                }
            }
        }
    }
    // ====================================================================
    // Entities
    // ====================================================================
    ListTag entityList = getTag(schematic, "Entities", ListTag.class);
    if (entityList != null) {
        List<Tag> entityTags = entityList.getValue();
        for (Tag tag : entityTags) {
            if (tag instanceof CompoundTag) {
                CompoundTag compound = (CompoundTag) tag;
                if (fixer != null) {
                    // FAWE start - BinaryTag
                    compound = (CompoundTag) AdventureNBTConverter.fromAdventure(fixer.fixUp(DataFixer.FixTypes.ENTITY, compound.asBinaryTag(), -1));
                // FAWE end
                }
                String id = convertEntityId(compound.getString("id"));
                Location location = NBTConversions.toLocation(clipboard, compound.getListTag("Pos"), compound.getListTag("Rotation"));
                if (!id.isEmpty()) {
                    EntityType entityType = EntityTypes.get(id.toLowerCase(Locale.ROOT));
                    if (entityType != null) {
                        for (EntityNBTCompatibilityHandler compatibilityHandler : ENTITY_COMPATIBILITY_HANDLERS) {
                            if (compatibilityHandler.isAffectedEntity(entityType, compound)) {
                                compound = compatibilityHandler.updateNBT(entityType, compound);
                            }
                        }
                        BaseEntity state = new BaseEntity(entityType, compound);
                        clipboard.createEntity(location, state);
                    } else {
                        LOGGER.warn("Unknown entity when pasting schematic: " + id.toLowerCase(Locale.ROOT));
                    }
                }
            }
        }
    }
    return clipboard;
}

Example 12 with ListTag

use of com.sk89q.jnbt.ListTag in project FastAsyncWorldEdit by IntellectualSites.

the class SpongeSchematicReader method readVersion1.

private BlockArrayClipboard readVersion1(CompoundTag schematicTag) throws IOException {
    BlockVector3 origin;
    Region region;
    Map<String, Tag> schematic = schematicTag.getValue();
    int width = requireTag(schematic, "Width", ShortTag.class).getValue();
    int height = requireTag(schematic, "Height", ShortTag.class).getValue();
    int length = requireTag(schematic, "Length", ShortTag.class).getValue();
    IntArrayTag offsetTag = getTag(schematic, "Offset", IntArrayTag.class);
    int[] offsetParts;
    if (offsetTag != null) {
        offsetParts = offsetTag.getValue();
        if (offsetParts.length != 3) {
            throw new IOException("Invalid offset specified in schematic.");
        }
    } else {
        offsetParts = new int[] { 0, 0, 0 };
    }
    BlockVector3 min = BlockVector3.at(offsetParts[0], offsetParts[1], offsetParts[2]);
    CompoundTag metadataTag = getTag(schematic, "Metadata", CompoundTag.class);
    if (metadataTag != null && metadataTag.containsKey("WEOffsetX")) {
        // We appear to have WorldEdit Metadata
        Map<String, Tag> metadata = metadataTag.getValue();
        int offsetX = requireTag(metadata, "WEOffsetX", IntTag.class).getValue();
        int offsetY = requireTag(metadata, "WEOffsetY", IntTag.class).getValue();
        int offsetZ = requireTag(metadata, "WEOffsetZ", IntTag.class).getValue();
        BlockVector3 offset = BlockVector3.at(offsetX, offsetY, offsetZ);
        origin = min.subtract(offset);
        region = new CuboidRegion(min, min.add(width, height, length).subtract(BlockVector3.ONE));
    } else {
        origin = min;
        region = new CuboidRegion(origin, origin.add(width, height, length).subtract(BlockVector3.ONE));
    }
    IntTag paletteMaxTag = getTag(schematic, "PaletteMax", IntTag.class);
    Map<String, Tag> paletteObject = requireTag(schematic, "Palette", CompoundTag.class).getValue();
    if (paletteMaxTag != null && paletteObject.size() != paletteMaxTag.getValue()) {
        throw new IOException("Block palette size does not match expected size.");
    }
    Map<Integer, BlockState> palette = new HashMap<>();
    ParserContext parserContext = new ParserContext();
    parserContext.setRestricted(false);
    parserContext.setTryLegacy(false);
    parserContext.setPreferringWildcard(false);
    for (String palettePart : paletteObject.keySet()) {
        int id = requireTag(paletteObject, palettePart, IntTag.class).getValue();
        if (fixer != null) {
            palettePart = fixer.fixUp(DataFixer.FixTypes.BLOCK_STATE, palettePart, dataVersion);
        }
        BlockState state;
        try {
            state = WorldEdit.getInstance().getBlockFactory().parseFromInput(palettePart, parserContext).toImmutableState();
        } catch (InputParseException e) {
            LOGGER.warn("Invalid BlockState in palette: " + palettePart + ". Block will be replaced with air.");
            state = BlockTypes.AIR.getDefaultState();
        }
        palette.put(id, state);
    }
    byte[] blocks = requireTag(schematic, "BlockData", ByteArrayTag.class).getValue();
    Map<BlockVector3, Map<String, Tag>> tileEntitiesMap = new HashMap<>();
    ListTag tileEntities = getTag(schematic, "BlockEntities", ListTag.class);
    if (tileEntities == null) {
        tileEntities = getTag(schematic, "TileEntities", ListTag.class);
    }
    if (tileEntities != null) {
        List<Map<String, Tag>> tileEntityTags = tileEntities.getValue().stream().map(tag -> (CompoundTag) tag).map(CompoundTag::getValue).collect(Collectors.toList());
        for (Map<String, Tag> tileEntity : tileEntityTags) {
            int[] pos = requireTag(tileEntity, "Pos", IntArrayTag.class).getValue();
            final BlockVector3 pt = BlockVector3.at(pos[0], pos[1], pos[2]);
            Map<String, Tag> values = Maps.newHashMap(tileEntity);
            values.put("x", new IntTag(pt.getBlockX()));
            values.put("y", new IntTag(pt.getBlockY()));
            values.put("z", new IntTag(pt.getBlockZ()));
            // FAWE start - support old, corrupt schematics
            Tag id = values.get("Id");
            if (id == null) {
                id = values.get("id");
            }
            if (id == null) {
                continue;
            }
            // FAWE end
            values.put("id", values.get("Id"));
            values.remove("Id");
            values.remove("Pos");
            if (fixer != null) {
                // FAWE start - BinaryTag
                tileEntity = ((CompoundTag) AdventureNBTConverter.fromAdventure(fixer.fixUp(DataFixer.FixTypes.BLOCK_ENTITY, new CompoundTag(values).asBinaryTag(), dataVersion))).getValue();
            // FAWE end
            } else {
                tileEntity = values;
            }
            tileEntitiesMap.put(pt, tileEntity);
        }
    }
    BlockArrayClipboard clipboard = new BlockArrayClipboard(region);
    clipboard.setOrigin(origin);
    int index = 0;
    int i = 0;
    int value;
    int varintLength;
    while (i < blocks.length) {
        value = 0;
        varintLength = 0;
        while (true) {
            value |= (blocks[i] & 127) << (varintLength++ * 7);
            if (varintLength > 5) {
                throw new IOException("VarInt too big (probably corrupted data)");
            }
            if ((blocks[i] & 128) != 128) {
                i++;
                break;
            }
            i++;
        }
        // index = (y * length * width) + (z * width) + x
        int y = index / (width * length);
        int z = (index % (width * length)) / width;
        int x = (index % (width * length)) % width;
        BlockState state = palette.get(value);
        BlockVector3 pt = BlockVector3.at(x, y, z);
        try {
            if (tileEntitiesMap.containsKey(pt)) {
                clipboard.setBlock(clipboard.getMinimumPoint().add(pt), state.toBaseBlock(new CompoundTag(tileEntitiesMap.get(pt))));
            } else {
                clipboard.setBlock(clipboard.getMinimumPoint().add(pt), state);
            }
        } catch (WorldEditException e) {
            throw new IOException("Failed to load a block in the schematic");
        }
        index++;
    }
    return clipboard;
}

Example 13 with ListTag

use of com.sk89q.jnbt.ListTag in project FastAsyncWorldEdit by IntellectualSites.

the class SpongeSchematicWriter method write2.

/**
 * Writes a version 2 schematic file.
 *
 * @param clipboard The clipboard
 * @return The schematic map
 */
private Map<String, Tag> write2(Clipboard clipboard) {
    Region region = clipboard.getRegion();
    BlockVector3 origin = clipboard.getOrigin();
    BlockVector3 min = region.getMinimumPoint();
    BlockVector3 offset = min.subtract(origin);
    int width = region.getWidth();
    int height = region.getHeight();
    int length = region.getLength();
    if (width > MAX_SIZE) {
        throw new IllegalArgumentException("Width of region too large for a .schematic");
    }
    if (height > MAX_SIZE) {
        throw new IllegalArgumentException("Height of region too large for a .schematic");
    }
    if (length > MAX_SIZE) {
        throw new IllegalArgumentException("Length of region too large for a .schematic");
    }
    Map<String, Tag> schematic = new HashMap<>();
    schematic.put("Version", new IntTag(CURRENT_VERSION));
    schematic.put("DataVersion", new IntTag(WorldEdit.getInstance().getPlatformManager().queryCapability(Capability.WORLD_EDITING).getDataVersion()));
    Map<String, Tag> metadata = new HashMap<>();
    metadata.put("WEOffsetX", new IntTag(offset.getBlockX()));
    metadata.put("WEOffsetY", new IntTag(offset.getBlockY()));
    metadata.put("WEOffsetZ", new IntTag(offset.getBlockZ()));
    metadata.put("FAWEVersion", new IntTag(Fawe.instance().getVersion().build));
    schematic.put("Metadata", new CompoundTag(metadata));
    schematic.put("Width", new ShortTag((short) width));
    schematic.put("Height", new ShortTag((short) height));
    schematic.put("Length", new ShortTag((short) length));
    // The Sponge format Offset refers to the 'min' points location in the world. That's our 'Origin'
    schematic.put("Offset", new IntArrayTag(new int[] { min.getBlockX(), min.getBlockY(), min.getBlockZ() }));
    int paletteMax = 0;
    Map<String, Integer> palette = new HashMap<>();
    List<CompoundTag> tileEntities = new ArrayList<>();
    ByteArrayOutputStream buffer = new ByteArrayOutputStream(width * height * length);
    for (int y = 0; y < height; y++) {
        int y0 = min.getBlockY() + y;
        for (int z = 0; z < length; z++) {
            int z0 = min.getBlockZ() + z;
            for (int x = 0; x < width; x++) {
                int x0 = min.getBlockX() + x;
                BlockVector3 point = BlockVector3.at(x0, y0, z0);
                BaseBlock block = clipboard.getFullBlock(point);
                if (block.getNbtData() != null) {
                    Map<String, Tag> values = new HashMap<>(block.getNbtData().getValue());
                    // Remove 'id' if it exists. We want 'Id'
                    values.remove("id");
                    // Positions are kept in NBT, we don't want that.
                    values.remove("x");
                    values.remove("y");
                    values.remove("z");
                    values.put("Id", new StringTag(block.getNbtId()));
                    values.put("Pos", new IntArrayTag(new int[] { x, y, z }));
                    tileEntities.add(new CompoundTag(values));
                }
                String blockKey = block.toImmutableState().getAsString();
                int blockId;
                if (palette.containsKey(blockKey)) {
                    blockId = palette.get(blockKey);
                } else {
                    blockId = paletteMax;
                    palette.put(blockKey, blockId);
                    paletteMax++;
                }
                while ((blockId & -128) != 0) {
                    buffer.write(blockId & 127 | 128);
                    blockId >>>= 7;
                }
                buffer.write(blockId);
            }
        }
    }
    schematic.put("PaletteMax", new IntTag(paletteMax));
    Map<String, Tag> paletteTag = new HashMap<>();
    palette.forEach((key, value) -> paletteTag.put(key, new IntTag(value)));
    schematic.put("Palette", new CompoundTag(paletteTag));
    schematic.put("BlockData", new ByteArrayTag(buffer.toByteArray()));
    schematic.put("BlockEntities", new ListTag(CompoundTag.class, tileEntities));
    // version 2 stuff
    if (clipboard.hasBiomes()) {
        writeBiomes(clipboard, schematic);
    }
    if (!clipboard.getEntities().isEmpty()) {
        writeEntities(clipboard, schematic);
    }
    return schematic;
}

Example 14 with ListTag

use of com.sk89q.jnbt.ListTag in project FastAsyncWorldEdit by IntellectualSites.

the class ExtentEntityCopy method transformNbtData.

/**
 * Transform NBT data in the given entity state and return a new instance
 * if the NBT data needs to be transformed.
 *
 * @param state the existing state
 * @return a new state or the existing one
 */
private BaseEntity transformNbtData(BaseEntity state) {
    CompoundTag tag = state.getNbtData();
    if (tag != null) {
        // Handle leashed entities
        Tag leashTag = tag.getValue().get("Leash");
        if (leashTag instanceof CompoundTag) {
            CompoundTag leashCompound = (CompoundTag) leashTag;
            if (leashCompound.containsKey("X")) {
                // leashed to a fence
                Vector3 tilePosition = Vector3.at(leashCompound.asInt("X"), leashCompound.asInt("Y"), leashCompound.asInt("Z"));
                BlockVector3 newLeash = transform.apply(tilePosition.subtract(from)).add(to).toBlockPoint();
                return new BaseEntity(state.getType(), tag.createBuilder().put("Leash", leashCompound.createBuilder().putInt("X", newLeash.getBlockX()).putInt("Y", newLeash.getBlockY()).putInt("Z", newLeash.getBlockZ()).build()).build());
            }
        }
        // Handle hanging entities (paintings, item frames, etc.)
        boolean hasTilePosition = tag.containsKey("TileX") && tag.containsKey("TileY") && tag.containsKey("TileZ");
        boolean hasFacing = tag.containsKey("Facing");
        // FAWE Start
        boolean hasRotation = tag.containsKey("Rotation");
        if (hasTilePosition) {
            Vector3 tilePosition = Vector3.at(tag.asInt("TileX"), tag.asInt("TileY"), tag.asInt("TileZ"));
            BlockVector3 newTilePosition = transform.apply(tilePosition.subtract(from)).add(to).toBlockPoint();
            CompoundTagBuilder builder = tag.createBuilder().putInt("TileX", newTilePosition.getBlockX()).putInt("TileY", newTilePosition.getBlockY()).putInt("TileZ", newTilePosition.getBlockZ());
            if (hasFacing) {
                // Paintings have different facing values
                boolean isPainting = state.getType() == EntityTypes.PAINTING;
                Direction direction = isPainting ? MCDirections.fromHorizontalHanging(tag.asInt("Facing")) : MCDirections.fromHanging(tag.asInt("Facing"));
                if (direction != null) {
                    Vector3 vector = transform.apply(direction.toVector()).subtract(transform.apply(Vector3.ZERO)).normalize();
                    Direction newDirection = Direction.findClosest(vector, Flag.CARDINAL);
                    if (newDirection != null) {
                        builder.putByte("Facing", (byte) (isPainting ? MCDirections.toHorizontalHanging(newDirection) : MCDirections.toHanging(newDirection)));
                    }
                }
            }
            // FAWE start
            if (hasRotation) {
                ListTag orgrot = state.getNbtData().getListTag("Rotation");
                Vector3 orgDirection = new Location(source, 0, 0, 0, orgrot.getFloat(0), orgrot.getFloat(1)).getDirection();
                Vector3 newDirection = transform.apply(orgDirection).subtract(transform.apply(Vector3.ZERO)).normalize();
                builder.put("Rotation", new ListTag(FloatTag.class, Arrays.asList(new FloatTag((float) newDirection.toYaw()), new FloatTag((float) newDirection.toPitch()))));
            }
            return new BaseEntity(state.getType(), builder.build());
        } else if (hasRotation) {
            // armor stands do not have a tile pos
            CompoundTagBuilder builder = tag.createBuilder();
            ListTag orgrot = state.getNbtData().getListTag("Rotation");
            Vector3 orgDirection = new Location(source, 0, 0, 0, orgrot.getFloat(0), orgrot.getFloat(1)).getDirection();
            Vector3 newDirection = transform.apply(orgDirection).subtract(transform.apply(Vector3.ZERO)).normalize();
            builder.put("Rotation", new ListTag(FloatTag.class, Arrays.asList(new FloatTag((float) newDirection.toYaw()), new FloatTag((float) newDirection.toPitch()))));
            return new BaseEntity(state.getType(), builder.build());
        // FAWE end
        }
    }
    return state;
}