Examples with CompoundTag com.viaversion.viaversion.libs.opennbt.tag.builtin.CompoundTag used on opensource projects

Example 6 with CompoundTag

use of com.viaversion.viaversion.libs.opennbt.tag.builtin.CompoundTag in project ViaBackwards by ViaVersion.

the class BlockItemPackets1_11 method handleItemToClient.

@Override
public Item handleItemToClient(Item item) {
    if (item == null)
        return null;
    super.handleItemToClient(item);
    CompoundTag tag = item.tag();
    if (tag == null)
        return item;
    // Rewrite spawn eggs (id checks are done in the method itself)
    EntityIdRewriter.toClientItem(item, true);
    if (tag.get("ench") instanceof ListTag) {
        enchantmentRewriter.rewriteEnchantmentsToClient(tag, false);
    }
    if (tag.get("StoredEnchantments") instanceof ListTag) {
        enchantmentRewriter.rewriteEnchantmentsToClient(tag, true);
    }
    return item;
}

Example 7 with CompoundTag

use of com.viaversion.viaversion.libs.opennbt.tag.builtin.CompoundTag in project ViaBackwards by ViaVersion.

the class BlockItemPackets1_11 method handleItemToServer.

@Override
public Item handleItemToServer(Item item) {
    if (item == null)
        return null;
    super.handleItemToServer(item);
    CompoundTag tag = item.tag();
    if (tag == null)
        return item;
    // Rewrite spawn eggs (id checks are done in the method itself)
    EntityIdRewriter.toServerItem(item, true);
    if (tag.contains(nbtTagName + "|ench")) {
        enchantmentRewriter.rewriteEnchantmentsToServer(tag, false);
    }
    if (tag.contains(nbtTagName + "|StoredEnchantments")) {
        enchantmentRewriter.rewriteEnchantmentsToServer(tag, true);
    }
    return item;
}

Example 8 with CompoundTag

use of com.viaversion.viaversion.libs.opennbt.tag.builtin.CompoundTag in project ViaBackwards by ViaVersion.

the class BlockItemPackets1_13 method handleItemToServer.

@Override
public Item handleItemToServer(Item item) {
    if (item == null)
        return null;
    CompoundTag tag = item.tag();
    // Save original id
    int originalId = (item.identifier() << 16 | item.data() & 0xFFFF);
    int rawId = (item.identifier() << 4 | item.data() & 0xF);
    // NBT Additions
    if (isDamageable(item.identifier())) {
        if (tag == null)
            item.setTag(tag = new CompoundTag());
        tag.put("Damage", new IntTag(item.data()));
    }
    if (item.identifier() == 358) {
        // map
        if (tag == null)
            item.setTag(tag = new CompoundTag());
        tag.put("map", new IntTag(item.data()));
    }
    // NBT Changes
    if (tag != null) {
        // Shield and banner
        invertShieldAndBannerId(item, tag);
        // Display Name now uses JSON
        Tag display = tag.get("display");
        if (display instanceof CompoundTag) {
            CompoundTag displayTag = (CompoundTag) display;
            StringTag name = displayTag.get("Name");
            if (name != null) {
                StringTag via = displayTag.remove(extraNbtTag + "|Name");
                name.setValue(via != null ? via.getValue() : ChatRewriter.legacyTextToJsonString(name.getValue()));
            }
        }
        // ench is now Enchantments and now uses identifiers
        rewriteEnchantmentsToServer(tag, false);
        rewriteEnchantmentsToServer(tag, true);
        rewriteCanPlaceToServer(tag, "CanPlaceOn");
        rewriteCanPlaceToServer(tag, "CanDestroy");
        // Handle SpawnEggs
        if (item.identifier() == 383) {
            CompoundTag entityTag = tag.get("EntityTag");
            StringTag identifier;
            if (entityTag != null && (identifier = entityTag.get("id")) != null) {
                rawId = SpawnEggRewriter.getSpawnEggId(identifier.getValue());
                if (rawId == -1) {
                    // Bat fallback
                    rawId = 25100288;
                } else {
                    entityTag.remove("id");
                    if (entityTag.isEmpty()) {
                        tag.remove("EntityTag");
                    }
                }
            } else {
                // Fallback to bat
                rawId = 25100288;
            }
        }
        if (tag.isEmpty()) {
            item.setTag(tag = null);
        }
    }
    // Handle custom mappings
    int identifier = item.identifier();
    item.setIdentifier(rawId);
    super.handleItemToServer(item);
    // Mapped with original data, we can return here
    if (item.identifier() != rawId && item.identifier() != -1)
        return item;
    // Set to legacy id again
    item.setIdentifier(identifier);
    int newId = -1;
    if (!protocol.getMappingData().getItemMappings().inverse().containsKey(rawId)) {
        if (!isDamageable(item.identifier()) && item.identifier() != 358) {
            // Map
            if (tag == null)
                item.setTag(tag = new CompoundTag());
            // Data will be lost, saving original id
            tag.put(extraNbtTag, new IntTag(originalId));
        }
        if (item.identifier() == 229) {
            // purple shulker box
            // directly set the new id -> base/colorless shulker box
            newId = 362;
        } else if (item.identifier() == 31 && item.data() == 0) {
            // Shrub was removed
            // Dead Bush
            rawId = 32 << 4;
        } else if (protocol.getMappingData().getItemMappings().inverse().containsKey(rawId & ~0xF)) {
            // Remove data
            rawId &= ~0xF;
        } else {
            if (!Via.getConfig().isSuppressConversionWarnings() || Via.getManager().isDebug()) {
                ViaBackwards.getPlatform().getLogger().warning("Failed to get 1.13 item for " + item.identifier());
            }
            // Stone
            rawId = 16;
        }
    }
    if (newId == -1) {
        newId = protocol.getMappingData().getItemMappings().inverse().get(rawId);
    }
    item.setIdentifier(newId);
    item.setData((short) 0);
    return item;
}

Example 9 with CompoundTag

use of com.viaversion.viaversion.libs.opennbt.tag.builtin.CompoundTag in project ViaBackwards by ViaVersion.

the class BlockItemPackets1_13 method registerPackets.

@Override
protected void registerPackets() {
    protocol.registerClientbound(ClientboundPackets1_13.COOLDOWN, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int itemId = wrapper.read(Type.VAR_INT);
                    int oldId = protocol.getMappingData().getItemMappings().get(itemId);
                    if (oldId != -1) {
                        Optional<String> eggEntityId = SpawnEggRewriter.getEntityId(oldId);
                        if (eggEntityId.isPresent()) {
                            itemId = 383 << 16;
                        } else {
                            itemId = (oldId >> 4) << 16 | oldId & 0xF;
                        }
                    }
                    wrapper.write(Type.VAR_INT, itemId);
                }
            });
        }
    });
    protocol.registerClientbound(ClientboundPackets1_13.BLOCK_ACTION, new PacketRemapper() {

        @Override
        public void registerMap() {
            // Location
            map(Type.POSITION);
            // Action Id
            map(Type.UNSIGNED_BYTE);
            // Action param
            map(Type.UNSIGNED_BYTE);
            // Block Id - /!\ NOT BLOCK STATE ID
            map(Type.VAR_INT);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int blockId = wrapper.get(Type.VAR_INT, 0);
                    if (blockId == 73)
                        blockId = 25;
                    else if (blockId == 99)
                        blockId = 33;
                    else if (blockId == 92)
                        blockId = 29;
                    else if (blockId == 142)
                        blockId = 54;
                    else if (blockId == 305)
                        blockId = 146;
                    else if (blockId == 249)
                        blockId = 130;
                    else if (blockId == 257)
                        blockId = 138;
                    else if (blockId == 140)
                        blockId = 52;
                    else if (blockId == 472)
                        blockId = 209;
                    else if (blockId >= 483 && blockId <= 498)
                        blockId = blockId - 483 + 219;
                    wrapper.set(Type.VAR_INT, 0, blockId);
                }
            });
        }
    });
    protocol.registerClientbound(ClientboundPackets1_13.BLOCK_ENTITY_DATA, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Position
            map(Type.POSITION);
            // 1 - Action
            map(Type.UNSIGNED_BYTE);
            // 2 - NBT Data
            map(Type.NBT);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    BackwardsBlockEntityProvider provider = Via.getManager().getProviders().get(BackwardsBlockEntityProvider.class);
                    // TODO conduit handling
                    if (wrapper.get(Type.UNSIGNED_BYTE, 0) == 5) {
                        wrapper.cancel();
                    }
                    wrapper.set(Type.NBT, 0, provider.transform(wrapper.user(), wrapper.get(Type.POSITION, 0), wrapper.get(Type.NBT, 0)));
                }
            });
        }
    });
    protocol.registerClientbound(ClientboundPackets1_13.UNLOAD_CHUNK, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int chunkMinX = wrapper.passthrough(Type.INT) << 4;
                    int chunkMinZ = wrapper.passthrough(Type.INT) << 4;
                    int chunkMaxX = chunkMinX + 15;
                    int chunkMaxZ = chunkMinZ + 15;
                    BackwardsBlockStorage blockStorage = wrapper.user().get(BackwardsBlockStorage.class);
                    blockStorage.getBlocks().entrySet().removeIf(entry -> {
                        Position position = entry.getKey();
                        return position.getX() >= chunkMinX && position.getZ() >= chunkMinZ && position.getX() <= chunkMaxX && position.getZ() <= chunkMaxZ;
                    });
                }
            });
        }
    });
    // Block Change
    protocol.registerClientbound(ClientboundPackets1_13.BLOCK_CHANGE, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Position
            map(Type.POSITION);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int blockState = wrapper.read(Type.VAR_INT);
                    Position position = wrapper.get(Type.POSITION, 0);
                    // Store blocks
                    BackwardsBlockStorage storage = wrapper.user().get(BackwardsBlockStorage.class);
                    storage.checkAndStore(position, blockState);
                    wrapper.write(Type.VAR_INT, protocol.getMappingData().getNewBlockStateId(blockState));
                    // Flower pot special treatment
                    flowerPotSpecialTreatment(wrapper.user(), blockState, position);
                }
            });
        }
    });
    // Multi Block Change
    protocol.registerClientbound(ClientboundPackets1_13.MULTI_BLOCK_CHANGE, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Chunk X
            map(Type.INT);
            // 1 - Chunk Z
            map(Type.INT);
            map(Type.BLOCK_CHANGE_RECORD_ARRAY);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    BackwardsBlockStorage storage = wrapper.user().get(BackwardsBlockStorage.class);
                    for (BlockChangeRecord record : wrapper.get(Type.BLOCK_CHANGE_RECORD_ARRAY, 0)) {
                        int chunkX = wrapper.get(Type.INT, 0);
                        int chunkZ = wrapper.get(Type.INT, 1);
                        int block = record.getBlockId();
                        Position position = new Position(record.getSectionX() + (chunkX * 16), record.getY(), record.getSectionZ() + (chunkZ * 16));
                        // Store if needed
                        storage.checkAndStore(position, block);
                        // Flower pot special treatment
                        flowerPotSpecialTreatment(wrapper.user(), block, position);
                        // Change to old id
                        record.setBlockId(protocol.getMappingData().getNewBlockStateId(block));
                    }
                }
            });
        }
    });
    protocol.registerClientbound(ClientboundPackets1_13.WINDOW_ITEMS, new PacketRemapper() {

        @Override
        public void registerMap() {
            map(Type.UNSIGNED_BYTE);
            map(Type.FLAT_ITEM_ARRAY, Type.ITEM_ARRAY);
            handler(itemArrayHandler(Type.ITEM_ARRAY));
        }
    });
    protocol.registerClientbound(ClientboundPackets1_13.SET_SLOT, new PacketRemapper() {

        @Override
        public void registerMap() {
            map(Type.UNSIGNED_BYTE);
            map(Type.SHORT);
            map(Type.FLAT_ITEM, Type.ITEM);
            handler(itemToClientHandler(Type.ITEM));
        }
    });
    protocol.registerClientbound(ClientboundPackets1_13.CHUNK_DATA, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(wrapper -> {
                ClientWorld clientWorld = wrapper.user().get(ClientWorld.class);
                Chunk1_9_3_4Type type_old = new Chunk1_9_3_4Type(clientWorld);
                Chunk1_13Type type = new Chunk1_13Type(clientWorld);
                Chunk chunk = wrapper.read(type);
                // Handle Block Entities before block rewrite
                BackwardsBlockEntityProvider provider = Via.getManager().getProviders().get(BackwardsBlockEntityProvider.class);
                BackwardsBlockStorage storage = wrapper.user().get(BackwardsBlockStorage.class);
                for (CompoundTag tag : chunk.getBlockEntities()) {
                    Tag idTag = tag.get("id");
                    if (idTag == null)
                        continue;
                    String id = (String) idTag.getValue();
                    // Ignore if we don't handle it
                    if (!provider.isHandled(id))
                        continue;
                    int sectionIndex = ((NumberTag) tag.get("y")).asInt() >> 4;
                    if (sectionIndex < 0 || sectionIndex > 15) {
                        // 1.17 chunks
                        continue;
                    }
                    ChunkSection section = chunk.getSections()[sectionIndex];
                    int x = ((NumberTag) tag.get("x")).asInt();
                    int y = ((NumberTag) tag.get("y")).asInt();
                    int z = ((NumberTag) tag.get("z")).asInt();
                    Position position = new Position(x, (short) y, z);
                    int block = section.getFlatBlock(x & 0xF, y & 0xF, z & 0xF);
                    storage.checkAndStore(position, block);
                    provider.transform(wrapper.user(), position, tag);
                }
                // Rewrite new blocks to old blocks
                for (int i = 0; i < chunk.getSections().length; i++) {
                    ChunkSection section = chunk.getSections()[i];
                    if (section == null) {
                        continue;
                    }
                    // Flower pots require a special treatment, they are no longer block entities :(
                    for (int y = 0; y < 16; y++) {
                        for (int z = 0; z < 16; z++) {
                            for (int x = 0; x < 16; x++) {
                                int block = section.getFlatBlock(x, y, z);
                                // Check if the block is a flower
                                if (FlowerPotHandler.isFlowah(block)) {
                                    Position pos = new Position((x + (chunk.getX() << 4)), (short) (y + (i << 4)), (z + (chunk.getZ() << 4)));
                                    // Store block
                                    storage.checkAndStore(pos, block);
                                    CompoundTag nbt = provider.transform(wrapper.user(), pos, "minecraft:flower_pot");
                                    chunk.getBlockEntities().add(nbt);
                                }
                            }
                        }
                    }
                    for (int p = 0; p < section.getPaletteSize(); p++) {
                        int old = section.getPaletteEntry(p);
                        if (old != 0) {
                            int oldId = protocol.getMappingData().getNewBlockStateId(old);
                            section.setPaletteEntry(p, oldId);
                        }
                    }
                }
                if (chunk.isBiomeData()) {
                    for (int i = 0; i < 256; i++) {
                        int biome = chunk.getBiomeData()[i];
                        int newId = -1;
                        switch(biome) {
                            // end biomes
                            case 40:
                            case 41:
                            case 42:
                            case 43:
                                newId = 9;
                                break;
                            // deep ocean biomes
                            case 47:
                            case 48:
                            case 49:
                                newId = 24;
                                break;
                            case // deep frozen... let's just pick the frozen variant
                            50:
                                newId = 10;
                                break;
                            // the other new ocean biomes
                            case 44:
                            case 45:
                            case 46:
                                newId = 0;
                                break;
                        }
                        if (newId != -1) {
                            chunk.getBiomeData()[i] = newId;
                        }
                    }
                }
                wrapper.write(type_old, chunk);
            });
        }
    });
    protocol.registerClientbound(ClientboundPackets1_13.EFFECT, new PacketRemapper() {

        @Override
        public void registerMap() {
            // Effect Id
            map(Type.INT);
            // Location
            map(Type.POSITION);
            // Data
            map(Type.INT);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int id = wrapper.get(Type.INT, 0);
                    int data = wrapper.get(Type.INT, 1);
                    if (id == 1010) {
                        // Play record
                        wrapper.set(Type.INT, 1, protocol.getMappingData().getItemMappings().get(data) >> 4);
                    } else if (id == 2001) {
                        // Block break + block break sound
                        data = protocol.getMappingData().getNewBlockStateId(data);
                        int blockId = data >> 4;
                        int blockData = data & 0xF;
                        wrapper.set(Type.INT, 1, (blockId & 0xFFF) | (blockData << 12));
                    }
                }
            });
        }
    });
    protocol.registerClientbound(ClientboundPackets1_13.MAP_DATA, new PacketRemapper() {

        @Override
        public void registerMap() {
            map(Type.VAR_INT);
            map(Type.BYTE);
            map(Type.BOOLEAN);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int iconCount = wrapper.passthrough(Type.VAR_INT);
                    for (int i = 0; i < iconCount; i++) {
                        int type = wrapper.read(Type.VAR_INT);
                        byte x = wrapper.read(Type.BYTE);
                        byte z = wrapper.read(Type.BYTE);
                        byte direction = wrapper.read(Type.BYTE);
                        if (wrapper.read(Type.BOOLEAN)) {
                            wrapper.read(Type.COMPONENT);
                        }
                        if (type > 9) {
                            wrapper.set(Type.VAR_INT, 1, wrapper.get(Type.VAR_INT, 1) - 1);
                            continue;
                        }
                        wrapper.write(Type.BYTE, (byte) ((type << 4) | (direction & 0x0F)));
                        wrapper.write(Type.BYTE, x);
                        wrapper.write(Type.BYTE, z);
                    }
                }
            });
        }
    });
    protocol.registerClientbound(ClientboundPackets1_13.ENTITY_EQUIPMENT, new PacketRemapper() {

        @Override
        public void registerMap() {
            map(Type.VAR_INT);
            map(Type.VAR_INT);
            map(Type.FLAT_ITEM, Type.ITEM);
            handler(itemToClientHandler(Type.ITEM));
        }
    });
    protocol.registerClientbound(ClientboundPackets1_13.WINDOW_PROPERTY, new PacketRemapper() {

        @Override
        public void registerMap() {
            // Window Id
            map(Type.UNSIGNED_BYTE);
            // Property
            map(Type.SHORT);
            // Value
            map(Type.SHORT);
            handler(wrapper -> {
                short property = wrapper.get(Type.SHORT, 0);
                // Enchantment table
                if (property >= 4 && property <= 6) {
                    short oldId = wrapper.get(Type.SHORT, 1);
                    wrapper.set(Type.SHORT, 1, (short) protocol.getMappingData().getEnchantmentMappings().getNewId(oldId));
                }
            });
        }
    });
    protocol.registerServerbound(ServerboundPackets1_12_1.CREATIVE_INVENTORY_ACTION, new PacketRemapper() {

        @Override
        public void registerMap() {
            map(Type.SHORT);
            map(Type.ITEM, Type.FLAT_ITEM);
            handler(itemToServerHandler(Type.FLAT_ITEM));
        }
    });
    protocol.registerServerbound(ServerboundPackets1_12_1.CLICK_WINDOW, new PacketRemapper() {

        @Override
        public void registerMap() {
            map(Type.UNSIGNED_BYTE);
            map(Type.SHORT);
            map(Type.BYTE);
            map(Type.SHORT);
            map(Type.VAR_INT);
            map(Type.ITEM, Type.FLAT_ITEM);
            handler(itemToServerHandler(Type.FLAT_ITEM));
        }
    });
}

Example 10 with CompoundTag

use of com.viaversion.viaversion.libs.opennbt.tag.builtin.CompoundTag in project ViaBackwards by ViaVersion.

the class BlockItemPackets1_13 method flowerPotSpecialTreatment.

// TODO find a less hacky way to do this (https://bugs.mojang.com/browse/MC-74231)
private static void flowerPotSpecialTreatment(UserConnection user, int blockState, Position position) throws Exception {
    if (FlowerPotHandler.isFlowah(blockState)) {
        BackwardsBlockEntityProvider beProvider = Via.getManager().getProviders().get(BackwardsBlockEntityProvider.class);
        CompoundTag nbt = beProvider.transform(user, position, "minecraft:flower_pot");
        // Remove the flowerpot
        PacketWrapper blockUpdateRemove = PacketWrapper.create(0x0B, null, user);
        blockUpdateRemove.write(Type.POSITION, position);
        blockUpdateRemove.write(Type.VAR_INT, 0);
        blockUpdateRemove.scheduleSend(Protocol1_12_2To1_13.class);
        // Create the flowerpot
        PacketWrapper blockCreate = PacketWrapper.create(0x0B, null, user);
        blockCreate.write(Type.POSITION, position);
        blockCreate.write(Type.VAR_INT, Protocol1_12_2To1_13.MAPPINGS.getNewBlockStateId(blockState));
        blockCreate.scheduleSend(Protocol1_12_2To1_13.class);
        // Send a block entity update
        PacketWrapper wrapper = PacketWrapper.create(0x09, null, user);
        wrapper.write(Type.POSITION, position);
        wrapper.write(Type.UNSIGNED_BYTE, (short) 5);
        wrapper.write(Type.NBT, nbt);
        wrapper.scheduleSend(Protocol1_12_2To1_13.class);
    }
}