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Example 1 with ClientChunks

use of com.viaversion.viaversion.protocols.protocol1_9to1_8.storage.ClientChunks in project ViaVersion by ViaVersion.

the class Protocol1_12To1_11_1 method registerPackets.

@Override
protected void registerPackets() {
    metadataRewriter.register();
    itemRewriter.register();
    registerClientbound(ClientboundPackets1_9_3.SPAWN_ENTITY, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Entity id
            map(Type.VAR_INT);
            // 1 - UUID
            map(Type.UUID);
            // 2 - Type
            map(Type.BYTE);
            // Track Entity
            handler(metadataRewriter.objectTrackerHandler());
        }
    });
    registerClientbound(ClientboundPackets1_9_3.SPAWN_MOB, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Entity ID
            map(Type.VAR_INT);
            // 1 - Entity UUID
            map(Type.UUID);
            // 2 - Entity Type
            map(Type.VAR_INT);
            // 3 - X
            map(Type.DOUBLE);
            // 4 - Y
            map(Type.DOUBLE);
            // 5 - Z
            map(Type.DOUBLE);
            // 6 - Yaw
            map(Type.BYTE);
            // 7 - Pitch
            map(Type.BYTE);
            // 8 - Head Pitch
            map(Type.BYTE);
            // 9 - Velocity X
            map(Type.SHORT);
            // 10 - Velocity Y
            map(Type.SHORT);
            // 11 - Velocity Z
            map(Type.SHORT);
            // 12 - Metadata
            map(Types1_12.METADATA_LIST);
            // Track mob and rewrite metadata
            handler(metadataRewriter.trackerAndRewriterHandler(Types1_12.METADATA_LIST));
        }
    });
    registerClientbound(ClientboundPackets1_9_3.CHAT_MESSAGE, new PacketRemapper() {

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

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    if (!Via.getConfig().is1_12NBTArrayFix())
                        return;
                    try {
                        JsonElement obj = Protocol1_9To1_8.FIX_JSON.transform(null, wrapper.passthrough(Type.COMPONENT).toString());
                        TranslateRewriter.toClient(obj, wrapper.user());
                        ChatItemRewriter.toClient(obj, wrapper.user());
                        wrapper.set(Type.COMPONENT, 0, obj);
                    } catch (Exception e) {
                        e.printStackTrace();
                    }
                }
            });
        }
    });
    registerClientbound(ClientboundPackets1_9_3.CHUNK_DATA, new PacketRemapper() {

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

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    ClientWorld clientWorld = wrapper.user().get(ClientWorld.class);
                    Chunk1_9_3_4Type type = new Chunk1_9_3_4Type(clientWorld);
                    Chunk chunk = wrapper.passthrough(type);
                    for (int i = 0; i < chunk.getSections().length; i++) {
                        ChunkSection section = chunk.getSections()[i];
                        if (section == null)
                            continue;
                        for (int y = 0; y < 16; y++) {
                            for (int z = 0; z < 16; z++) {
                                for (int x = 0; x < 16; x++) {
                                    int block = section.getBlockWithoutData(x, y, z);
                                    // Is this a bed?
                                    if (block == 26) {
                                        // NBT -> { color:14, x:132, y:64, z:222, id:"minecraft:bed" } (Debug output)
                                        CompoundTag tag = new CompoundTag();
                                        // Set color to red (Default in previous versions)
                                        tag.put("color", new IntTag(14));
                                        tag.put("x", new IntTag(x + (chunk.getX() << 4)));
                                        tag.put("y", new IntTag(y + (i << 4)));
                                        tag.put("z", new IntTag(z + (chunk.getZ() << 4)));
                                        tag.put("id", new StringTag("minecraft:bed"));
                                        // Add a fake block entity
                                        chunk.getBlockEntities().add(tag);
                                    }
                                }
                            }
                        }
                    }
                }
            });
        }
    });
    metadataRewriter.registerRemoveEntities(ClientboundPackets1_9_3.DESTROY_ENTITIES);
    metadataRewriter.registerMetadataRewriter(ClientboundPackets1_9_3.ENTITY_METADATA, Types1_12.METADATA_LIST);
    registerClientbound(ClientboundPackets1_9_3.JOIN_GAME, new PacketRemapper() {

        @Override
        public void registerMap() {
            map(Type.INT);
            map(Type.UNSIGNED_BYTE);
            map(Type.INT);
            handler(wrapper -> {
                ClientWorld clientChunks = wrapper.user().get(ClientWorld.class);
                int dimensionId = wrapper.get(Type.INT, 1);
                clientChunks.setEnvironment(dimensionId);
            });
        }
    });
    registerClientbound(ClientboundPackets1_9_3.RESPAWN, new PacketRemapper() {

        @Override
        public void registerMap() {
            map(Type.INT);
            handler(wrapper -> {
                ClientWorld clientWorld = wrapper.user().get(ClientWorld.class);
                int dimensionId = wrapper.get(Type.INT, 0);
                clientWorld.setEnvironment(dimensionId);
            });
        }
    });
    new SoundRewriter(this, this::getNewSoundId).registerSound(ClientboundPackets1_9_3.SOUND);
    // New packet at 0x01
    cancelServerbound(ServerboundPackets1_12.PREPARE_CRAFTING_GRID);
    // Client Settings (max length changed)
    registerServerbound(ServerboundPackets1_12.CLIENT_SETTINGS, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Locale
            map(Type.STRING);
            // 1 - view distance
            map(Type.BYTE);
            // 2 - chat mode
            map(Type.VAR_INT);
            // 3 - chat colors
            map(Type.BOOLEAN);
            // 4 - chat flags
            map(Type.UNSIGNED_BYTE);
            // 5 - main hand
            map(Type.VAR_INT);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    // As part of the fix for MC-111054, the max length of
                    // the locale was raised to 16 (from 7), and the client
                    // now makes sure that resource packs have names in that
                    // length.  However, for older servers, it is still 7,
                    // and thus the server will reject it (and the client
                    // won't know that the pack's invalid).
                    // The fix is to just silently lower the length.  The
                    // server doesn't actually use the locale anywhere, so
                    // this is fine.
                    String locale = wrapper.get(Type.STRING, 0);
                    if (locale.length() > 7) {
                        wrapper.set(Type.STRING, 0, locale.substring(0, 7));
                    }
                }
            });
        }
    });
    // New packet at 0x17
    cancelServerbound(ServerboundPackets1_12.RECIPE_BOOK_DATA);
    // New packet 0x19
    cancelServerbound(ServerboundPackets1_12.ADVANCEMENT_TAB);
}
Also used : StringTag(com.github.steveice10.opennbt.tag.builtin.StringTag) PacketHandler(com.viaversion.viaversion.api.protocol.remapper.PacketHandler) SoundRewriter(com.viaversion.viaversion.rewriter.SoundRewriter) PacketWrapper(com.viaversion.viaversion.api.protocol.packet.PacketWrapper) Types1_12(com.viaversion.viaversion.api.type.types.version.Types1_12) JsonElement(com.google.gson.JsonElement) PacketRemapper(com.viaversion.viaversion.api.protocol.remapper.PacketRemapper) Type(com.viaversion.viaversion.api.type.Type) MetadataRewriter1_12To1_11_1(com.viaversion.viaversion.protocols.protocol1_12to1_11_1.metadata.MetadataRewriter1_12To1_11_1) Chunk(com.viaversion.viaversion.api.minecraft.chunks.Chunk) Protocol1_9To1_8(com.viaversion.viaversion.protocols.protocol1_9to1_8.Protocol1_9To1_8) CompoundTag(com.github.steveice10.opennbt.tag.builtin.CompoundTag) EntityTrackerBase(com.viaversion.viaversion.data.entity.EntityTrackerBase) UserConnection(com.viaversion.viaversion.api.connection.UserConnection) ItemRewriter(com.viaversion.viaversion.api.rewriter.ItemRewriter) Entity1_12Types(com.viaversion.viaversion.api.minecraft.entities.Entity1_12Types) EntityRewriter(com.viaversion.viaversion.rewriter.EntityRewriter) ServerboundPackets1_9_3(com.viaversion.viaversion.protocols.protocol1_9_3to1_9_1_2.ServerboundPackets1_9_3) ViaProviders(com.viaversion.viaversion.api.platform.providers.ViaProviders) Chunk1_9_3_4Type(com.viaversion.viaversion.protocols.protocol1_9_1_2to1_9_3_4.types.Chunk1_9_3_4Type) ClientWorld(com.viaversion.viaversion.protocols.protocol1_9_3to1_9_1_2.storage.ClientWorld) InventoryPackets(com.viaversion.viaversion.protocols.protocol1_12to1_11_1.packets.InventoryPackets) Via(com.viaversion.viaversion.api.Via) AbstractProtocol(com.viaversion.viaversion.api.protocol.AbstractProtocol) IntTag(com.github.steveice10.opennbt.tag.builtin.IntTag) StringTag(com.github.steveice10.opennbt.tag.builtin.StringTag) InventoryQuickMoveProvider(com.viaversion.viaversion.protocols.protocol1_12to1_11_1.providers.InventoryQuickMoveProvider) ClientboundPackets1_9_3(com.viaversion.viaversion.protocols.protocol1_9_3to1_9_1_2.ClientboundPackets1_9_3) ChunkSection(com.viaversion.viaversion.api.minecraft.chunks.ChunkSection) PacketRemapper(com.viaversion.viaversion.api.protocol.remapper.PacketRemapper) Chunk(com.viaversion.viaversion.api.minecraft.chunks.Chunk) Chunk1_9_3_4Type(com.viaversion.viaversion.protocols.protocol1_9_1_2to1_9_3_4.types.Chunk1_9_3_4Type) PacketHandler(com.viaversion.viaversion.api.protocol.remapper.PacketHandler) PacketWrapper(com.viaversion.viaversion.api.protocol.packet.PacketWrapper) JsonElement(com.google.gson.JsonElement) SoundRewriter(com.viaversion.viaversion.rewriter.SoundRewriter) ClientWorld(com.viaversion.viaversion.protocols.protocol1_9_3to1_9_1_2.storage.ClientWorld) ChunkSection(com.viaversion.viaversion.api.minecraft.chunks.ChunkSection) CompoundTag(com.github.steveice10.opennbt.tag.builtin.CompoundTag) IntTag(com.github.steveice10.opennbt.tag.builtin.IntTag)

Example 2 with ClientChunks

use of com.viaversion.viaversion.protocols.protocol1_9to1_8.storage.ClientChunks in project ViaVersion by ViaVersion.

the class WorldPackets method register.

public static void register(Protocol protocol) {
    protocol.registerClientbound(ClientboundPackets1_8.UPDATE_SIGN, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Sign Position
            map(Type.POSITION);
            // 1 - Sign Line (json)
            map(Type.STRING, Protocol1_9To1_8.FIX_JSON);
            // 2 - Sign Line (json)
            map(Type.STRING, Protocol1_9To1_8.FIX_JSON);
            // 3 - Sign Line (json)
            map(Type.STRING, Protocol1_9To1_8.FIX_JSON);
            // 4 - Sign Line (json)
            map(Type.STRING, Protocol1_9To1_8.FIX_JSON);
        }
    });
    protocol.registerClientbound(ClientboundPackets1_8.EFFECT, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Effect ID
            map(Type.INT);
            // 1 - Position
            map(Type.POSITION);
            // 2 - Data
            map(Type.INT);
            // 3 - Disable relative volume
            map(Type.BOOLEAN);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int id = wrapper.get(Type.INT, 0);
                    id = Effect.getNewId(id);
                    wrapper.set(Type.INT, 0, id);
                }
            });
            // Rewrite potion effect as it changed to use a dynamic registry
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int id = wrapper.get(Type.INT, 0);
                    if (id == 2002) {
                        int data = wrapper.get(Type.INT, 1);
                        int newData = ItemRewriter.getNewEffectID(data);
                        wrapper.set(Type.INT, 1, newData);
                    }
                }
            });
        }
    });
    protocol.registerClientbound(ClientboundPackets1_8.NAMED_SOUND, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Sound Name
            map(Type.STRING);
            // 1 - Sound Category ID
            // Everything else get's written through
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    String name = wrapper.get(Type.STRING, 0);
                    SoundEffect effect = SoundEffect.getByName(name);
                    int catid = 0;
                    String newname = name;
                    if (effect != null) {
                        catid = effect.getCategory().getId();
                        newname = effect.getNewName();
                    }
                    wrapper.set(Type.STRING, 0, newname);
                    // Write Category ID
                    wrapper.write(Type.VAR_INT, catid);
                    if (effect != null && effect.isBreaksound()) {
                        EntityTracker1_9 tracker = wrapper.user().getEntityTracker(Protocol1_9To1_8.class);
                        // Position X
                        int x = wrapper.passthrough(Type.INT);
                        // Position Y
                        int y = wrapper.passthrough(Type.INT);
                        // Position Z
                        int z = wrapper.passthrough(Type.INT);
                        if (tracker.interactedBlockRecently((int) Math.floor(x / 8.0), (int) Math.floor(y / 8.0), (int) Math.floor(z / 8.0))) {
                            wrapper.cancel();
                        }
                    }
                }
            });
        }
    });
    protocol.registerClientbound(ClientboundPackets1_8.CHUNK_DATA, new PacketRemapper() {

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

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    ClientWorld clientWorld = wrapper.user().get(ClientWorld.class);
                    ClientChunks clientChunks = wrapper.user().get(ClientChunks.class);
                    Chunk chunk = wrapper.read(new Chunk1_8Type(clientWorld));
                    long chunkHash = ClientChunks.toLong(chunk.getX(), chunk.getZ());
                    // Check if the chunk should be handled as an unload packet
                    if (chunk.isFullChunk() && chunk.getBitmask() == 0) {
                        wrapper.setPacketType(ClientboundPackets1_9.UNLOAD_CHUNK);
                        wrapper.write(Type.INT, chunk.getX());
                        wrapper.write(Type.INT, chunk.getZ());
                        // Remove commandBlocks on chunk unload
                        CommandBlockProvider provider = Via.getManager().getProviders().get(CommandBlockProvider.class);
                        provider.unloadChunk(wrapper.user(), chunk.getX(), chunk.getZ());
                        clientChunks.getLoadedChunks().remove(chunkHash);
                        // Unload the empty chunks
                        if (Via.getConfig().isChunkBorderFix()) {
                            for (BlockFace face : BlockFace.HORIZONTAL) {
                                int chunkX = chunk.getX() + face.modX();
                                int chunkZ = chunk.getZ() + face.modZ();
                                if (!clientChunks.getLoadedChunks().contains(ClientChunks.toLong(chunkX, chunkZ))) {
                                    PacketWrapper unloadChunk = wrapper.create(ClientboundPackets1_9.UNLOAD_CHUNK);
                                    unloadChunk.write(Type.INT, chunkX);
                                    unloadChunk.write(Type.INT, chunkZ);
                                    unloadChunk.send(Protocol1_9To1_8.class);
                                }
                            }
                        }
                    } else {
                        Type<Chunk> chunkType = new Chunk1_9_1_2Type(clientWorld);
                        wrapper.write(chunkType, chunk);
                        clientChunks.getLoadedChunks().add(chunkHash);
                        // Send empty chunks surrounding the loaded chunk to force 1.9+ clients to render the new chunk
                        if (Via.getConfig().isChunkBorderFix()) {
                            for (BlockFace face : BlockFace.HORIZONTAL) {
                                int chunkX = chunk.getX() + face.modX();
                                int chunkZ = chunk.getZ() + face.modZ();
                                if (!clientChunks.getLoadedChunks().contains(ClientChunks.toLong(chunkX, chunkZ))) {
                                    PacketWrapper emptyChunk = wrapper.create(ClientboundPackets1_9.CHUNK_DATA);
                                    Chunk c = new BaseChunk(chunkX, chunkZ, true, false, 0, new ChunkSection[16], new int[256], new ArrayList<>());
                                    emptyChunk.write(chunkType, c);
                                    emptyChunk.send(Protocol1_9To1_8.class);
                                }
                            }
                        }
                    }
                }
            });
        }
    });
    protocol.registerClientbound(ClientboundPackets1_8.MAP_BULK_CHUNK, null, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(wrapper -> {
                // Cancel the packet from being sent
                wrapper.cancel();
                ClientWorld clientWorld = wrapper.user().get(ClientWorld.class);
                ClientChunks clientChunks = wrapper.user().get(ClientChunks.class);
                Chunk[] chunks = wrapper.read(new ChunkBulk1_8Type(clientWorld));
                Type<Chunk> chunkType = new Chunk1_9_1_2Type(clientWorld);
                // Split into multiple chunk packets
                for (Chunk chunk : chunks) {
                    PacketWrapper chunkData = wrapper.create(ClientboundPackets1_9.CHUNK_DATA);
                    chunkData.write(chunkType, chunk);
                    chunkData.send(Protocol1_9To1_8.class);
                    clientChunks.getLoadedChunks().add(ClientChunks.toLong(chunk.getX(), chunk.getZ()));
                    // Send empty chunks surrounding the loaded chunk to force 1.9+ clients to render the new chunk
                    if (Via.getConfig().isChunkBorderFix()) {
                        for (BlockFace face : BlockFace.HORIZONTAL) {
                            int chunkX = chunk.getX() + face.modX();
                            int chunkZ = chunk.getZ() + face.modZ();
                            if (!clientChunks.getLoadedChunks().contains(ClientChunks.toLong(chunkX, chunkZ))) {
                                PacketWrapper emptyChunk = wrapper.create(ClientboundPackets1_9.CHUNK_DATA);
                                Chunk c = new BaseChunk(chunkX, chunkZ, true, false, 0, new ChunkSection[16], new int[256], new ArrayList<>());
                                emptyChunk.write(chunkType, c);
                                emptyChunk.send(Protocol1_9To1_8.class);
                            }
                        }
                    }
                }
            });
        }
    });
    protocol.registerClientbound(ClientboundPackets1_8.BLOCK_ENTITY_DATA, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Block Position
            map(Type.POSITION);
            // 1 - Action
            map(Type.UNSIGNED_BYTE);
            // 2 - NBT (Might not be present)
            map(Type.NBT);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int action = wrapper.get(Type.UNSIGNED_BYTE, 0);
                    if (action == 1) {
                        // Update Spawner
                        CompoundTag tag = wrapper.get(Type.NBT, 0);
                        if (tag != null) {
                            if (tag.contains("EntityId")) {
                                String entity = (String) tag.get("EntityId").getValue();
                                CompoundTag spawn = new CompoundTag();
                                spawn.put("id", new StringTag(entity));
                                tag.put("SpawnData", spawn);
                            } else {
                                // EntityID does not exist
                                CompoundTag spawn = new CompoundTag();
                                // Make spawners show up as empty when no EntityId is given.
                                spawn.put("id", new StringTag("AreaEffectCloud"));
                                tag.put("SpawnData", spawn);
                            }
                        }
                    }
                    if (action == 2) {
                        // Update Command Block
                        CommandBlockProvider provider = Via.getManager().getProviders().get(CommandBlockProvider.class);
                        provider.addOrUpdateBlock(wrapper.user(), wrapper.get(Type.POSITION, 0), wrapper.get(Type.NBT, 0));
                        // To prevent window issues don't send updates
                        wrapper.cancel();
                    }
                }
            });
        }
    });
    /* Incoming Packets */
    protocol.registerServerbound(ServerboundPackets1_9.UPDATE_SIGN, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Sign Position
            map(Type.POSITION);
            // 1 - Sign Line (json)
            map(Type.STRING, Protocol1_9To1_8.FIX_JSON);
            // 2 - Sign Line (json)
            map(Type.STRING, Protocol1_9To1_8.FIX_JSON);
            // 3 - Sign Line (json)
            map(Type.STRING, Protocol1_9To1_8.FIX_JSON);
            // 4 - Sign Line (json)
            map(Type.STRING, Protocol1_9To1_8.FIX_JSON);
        }
    });
    protocol.registerServerbound(ServerboundPackets1_9.PLAYER_DIGGING, new PacketRemapper() {

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

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int status = wrapper.get(Type.VAR_INT, 0);
                    if (status == 6)
                        wrapper.cancel();
                }
            });
            // Blocking
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int status = wrapper.get(Type.VAR_INT, 0);
                    if (status == 5 || status == 4 || status == 3) {
                        EntityTracker1_9 entityTracker = wrapper.user().getEntityTracker(Protocol1_9To1_8.class);
                        if (entityTracker.isBlocking()) {
                            entityTracker.setBlocking(false);
                            if (!Via.getConfig().isShowShieldWhenSwordInHand()) {
                                entityTracker.setSecondHand(null);
                            }
                        }
                    }
                }
            });
        }
    });
    protocol.registerServerbound(ServerboundPackets1_9.USE_ITEM, null, new PacketRemapper() {

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

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int hand = wrapper.read(Type.VAR_INT);
                    // Wipe the input buffer
                    wrapper.clearInputBuffer();
                    // First set this packet ID to Block placement
                    wrapper.setId(0x08);
                    wrapper.write(Type.POSITION, new Position(-1, (short) -1, -1));
                    wrapper.write(Type.UNSIGNED_BYTE, (short) 255);
                    // Write item in hand
                    Item item = Protocol1_9To1_8.getHandItem(wrapper.user());
                    // Blocking patch
                    if (Via.getConfig().isShieldBlocking()) {
                        EntityTracker1_9 tracker = wrapper.user().getEntityTracker(Protocol1_9To1_8.class);
                        // Check if the shield is already there or if we have to give it here
                        boolean showShieldWhenSwordInHand = Via.getConfig().isShowShieldWhenSwordInHand();
                        // Method to identify the sword in hand
                        boolean isSword = showShieldWhenSwordInHand ? tracker.hasSwordInHand() : item != null && Protocol1_9To1_8.isSword(item.identifier());
                        if (isSword) {
                            if (hand == 0) {
                                if (!tracker.isBlocking()) {
                                    tracker.setBlocking(true);
                                    // Check if the shield is already in the offhand
                                    if (!showShieldWhenSwordInHand && tracker.getItemInSecondHand() == null) {
                                        // Set shield in offhand when interacting with main hand
                                        Item shield = new DataItem(442, (byte) 1, (short) 0, null);
                                        tracker.setSecondHand(shield);
                                    }
                                }
                            }
                            // Use the main hand to trigger the blocking
                            boolean blockUsingMainHand = Via.getConfig().isNoDelayShieldBlocking() && !showShieldWhenSwordInHand;
                            if (blockUsingMainHand && hand == 1 || !blockUsingMainHand && hand == 0) {
                                wrapper.cancel();
                            }
                        } else {
                            if (!showShieldWhenSwordInHand) {
                                // Remove the shield from the offhand
                                tracker.setSecondHand(null);
                            }
                            tracker.setBlocking(false);
                        }
                    }
                    wrapper.write(Type.ITEM, item);
                    wrapper.write(Type.UNSIGNED_BYTE, (short) 0);
                    wrapper.write(Type.UNSIGNED_BYTE, (short) 0);
                    wrapper.write(Type.UNSIGNED_BYTE, (short) 0);
                }
            });
        }
    });
    protocol.registerServerbound(ServerboundPackets1_9.PLAYER_BLOCK_PLACEMENT, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Position
            map(Type.POSITION);
            // 1 - Block Face
            map(Type.VAR_INT, Type.UNSIGNED_BYTE);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    // 2 - Hand
                    final int hand = wrapper.read(Type.VAR_INT);
                    if (hand != 0)
                        wrapper.cancel();
                }
            });
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    Item item = Protocol1_9To1_8.getHandItem(wrapper.user());
                    // 3 - Item
                    wrapper.write(Type.ITEM, item);
                }
            });
            // 4 - X
            map(Type.UNSIGNED_BYTE);
            // 5 - Y
            map(Type.UNSIGNED_BYTE);
            // 6 - Z
            map(Type.UNSIGNED_BYTE);
            // Register block place to fix sounds
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int face = wrapper.get(Type.UNSIGNED_BYTE, 0);
                    if (face == 255)
                        return;
                    Position p = wrapper.get(Type.POSITION, 0);
                    int x = p.x();
                    int y = p.y();
                    int z = p.z();
                    switch(face) {
                        case 0:
                            y--;
                            break;
                        case 1:
                            y++;
                            break;
                        case 2:
                            z--;
                            break;
                        case 3:
                            z++;
                            break;
                        case 4:
                            x--;
                            break;
                        case 5:
                            x++;
                            break;
                    }
                    EntityTracker1_9 tracker = wrapper.user().getEntityTracker(Protocol1_9To1_8.class);
                    tracker.addBlockInteraction(new Position(x, y, z));
                }
            });
            // Handle CommandBlocks
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    CommandBlockProvider provider = Via.getManager().getProviders().get(CommandBlockProvider.class);
                    Position pos = wrapper.get(Type.POSITION, 0);
                    Optional<CompoundTag> tag = provider.get(wrapper.user(), pos);
                    // Send the Update Block Entity packet if present
                    if (tag.isPresent()) {
                        PacketWrapper updateBlockEntity = PacketWrapper.create(ClientboundPackets1_9.BLOCK_ENTITY_DATA, null, wrapper.user());
                        updateBlockEntity.write(Type.POSITION, pos);
                        updateBlockEntity.write(Type.UNSIGNED_BYTE, (short) 2);
                        updateBlockEntity.write(Type.NBT, tag.get());
                        updateBlockEntity.scheduleSend(Protocol1_9To1_8.class);
                    }
                }
            });
        }
    });
}
Also used : PacketHandler(com.viaversion.viaversion.api.protocol.remapper.PacketHandler) Effect(com.viaversion.viaversion.protocols.protocol1_9to1_8.sounds.Effect) PacketWrapper(com.viaversion.viaversion.api.protocol.packet.PacketWrapper) Item(com.viaversion.viaversion.api.minecraft.item.Item) CommandBlockProvider(com.viaversion.viaversion.protocols.protocol1_9to1_8.providers.CommandBlockProvider) ArrayList(java.util.ArrayList) PacketRemapper(com.viaversion.viaversion.api.protocol.remapper.PacketRemapper) Type(com.viaversion.viaversion.api.type.Type) Chunk(com.viaversion.viaversion.api.minecraft.chunks.Chunk) Protocol1_9To1_8(com.viaversion.viaversion.protocols.protocol1_9to1_8.Protocol1_9To1_8) EntityTracker1_9(com.viaversion.viaversion.protocols.protocol1_9to1_8.storage.EntityTracker1_9) CompoundTag(com.github.steveice10.opennbt.tag.builtin.CompoundTag) DataItem(com.viaversion.viaversion.api.minecraft.item.DataItem) BlockFace(com.viaversion.viaversion.api.minecraft.BlockFace) Chunk1_8Type(com.viaversion.viaversion.protocols.protocol1_9to1_8.types.Chunk1_8Type) ClientboundPackets1_8(com.viaversion.viaversion.protocols.protocol1_8.ClientboundPackets1_8) ItemRewriter(com.viaversion.viaversion.protocols.protocol1_9to1_8.ItemRewriter) SoundEffect(com.viaversion.viaversion.protocols.protocol1_9to1_8.sounds.SoundEffect) Nullable(org.checkerframework.checker.nullness.qual.Nullable) ClientChunks(com.viaversion.viaversion.protocols.protocol1_9to1_8.storage.ClientChunks) Position(com.viaversion.viaversion.api.minecraft.Position) Chunk1_9_1_2Type(com.viaversion.viaversion.protocols.protocol1_9_3to1_9_1_2.types.Chunk1_9_1_2Type) BaseChunk(com.viaversion.viaversion.api.minecraft.chunks.BaseChunk) ClientWorld(com.viaversion.viaversion.protocols.protocol1_9_3to1_9_1_2.storage.ClientWorld) Protocol(com.viaversion.viaversion.api.protocol.Protocol) ChunkBulk1_8Type(com.viaversion.viaversion.protocols.protocol1_9to1_8.types.ChunkBulk1_8Type) Via(com.viaversion.viaversion.api.Via) StringTag(com.github.steveice10.opennbt.tag.builtin.StringTag) ServerboundPackets1_9(com.viaversion.viaversion.protocols.protocol1_9to1_8.ServerboundPackets1_9) Optional(java.util.Optional) ChunkSection(com.viaversion.viaversion.api.minecraft.chunks.ChunkSection) ClientboundPackets1_9(com.viaversion.viaversion.protocols.protocol1_9to1_8.ClientboundPackets1_9) StringTag(com.github.steveice10.opennbt.tag.builtin.StringTag) ClientChunks(com.viaversion.viaversion.protocols.protocol1_9to1_8.storage.ClientChunks) DataItem(com.viaversion.viaversion.api.minecraft.item.DataItem) BlockFace(com.viaversion.viaversion.api.minecraft.BlockFace) PacketRemapper(com.viaversion.viaversion.api.protocol.remapper.PacketRemapper) ArrayList(java.util.ArrayList) CommandBlockProvider(com.viaversion.viaversion.protocols.protocol1_9to1_8.providers.CommandBlockProvider) ChunkBulk1_8Type(com.viaversion.viaversion.protocols.protocol1_9to1_8.types.ChunkBulk1_8Type) Item(com.viaversion.viaversion.api.minecraft.item.Item) DataItem(com.viaversion.viaversion.api.minecraft.item.DataItem) Chunk1_9_1_2Type(com.viaversion.viaversion.protocols.protocol1_9_3to1_9_1_2.types.Chunk1_9_1_2Type) CompoundTag(com.github.steveice10.opennbt.tag.builtin.CompoundTag) SoundEffect(com.viaversion.viaversion.protocols.protocol1_9to1_8.sounds.SoundEffect) BaseChunk(com.viaversion.viaversion.api.minecraft.chunks.BaseChunk) EntityTracker1_9(com.viaversion.viaversion.protocols.protocol1_9to1_8.storage.EntityTracker1_9) Position(com.viaversion.viaversion.api.minecraft.Position) Chunk(com.viaversion.viaversion.api.minecraft.chunks.Chunk) BaseChunk(com.viaversion.viaversion.api.minecraft.chunks.BaseChunk) Chunk1_8Type(com.viaversion.viaversion.protocols.protocol1_9to1_8.types.Chunk1_8Type) Type(com.viaversion.viaversion.api.type.Type) Chunk1_8Type(com.viaversion.viaversion.protocols.protocol1_9to1_8.types.Chunk1_8Type) Chunk1_9_1_2Type(com.viaversion.viaversion.protocols.protocol1_9_3to1_9_1_2.types.Chunk1_9_1_2Type) ChunkBulk1_8Type(com.viaversion.viaversion.protocols.protocol1_9to1_8.types.ChunkBulk1_8Type) PacketHandler(com.viaversion.viaversion.api.protocol.remapper.PacketHandler) PacketWrapper(com.viaversion.viaversion.api.protocol.packet.PacketWrapper) ClientWorld(com.viaversion.viaversion.protocols.protocol1_9_3to1_9_1_2.storage.ClientWorld) ChunkSection(com.viaversion.viaversion.api.minecraft.chunks.ChunkSection) Protocol1_9To1_8(com.viaversion.viaversion.protocols.protocol1_9to1_8.Protocol1_9To1_8)

Aggregations

CompoundTag (com.github.steveice10.opennbt.tag.builtin.CompoundTag)2 StringTag (com.github.steveice10.opennbt.tag.builtin.StringTag)2 Via (com.viaversion.viaversion.api.Via)2 Chunk (com.viaversion.viaversion.api.minecraft.chunks.Chunk)2 ChunkSection (com.viaversion.viaversion.api.minecraft.chunks.ChunkSection)2 PacketWrapper (com.viaversion.viaversion.api.protocol.packet.PacketWrapper)2 PacketHandler (com.viaversion.viaversion.api.protocol.remapper.PacketHandler)2 PacketRemapper (com.viaversion.viaversion.api.protocol.remapper.PacketRemapper)2 Type (com.viaversion.viaversion.api.type.Type)2 ClientWorld (com.viaversion.viaversion.protocols.protocol1_9_3to1_9_1_2.storage.ClientWorld)2 Protocol1_9To1_8 (com.viaversion.viaversion.protocols.protocol1_9to1_8.Protocol1_9To1_8)2 IntTag (com.github.steveice10.opennbt.tag.builtin.IntTag)1 JsonElement (com.google.gson.JsonElement)1 UserConnection (com.viaversion.viaversion.api.connection.UserConnection)1 BlockFace (com.viaversion.viaversion.api.minecraft.BlockFace)1 Position (com.viaversion.viaversion.api.minecraft.Position)1 BaseChunk (com.viaversion.viaversion.api.minecraft.chunks.BaseChunk)1 Entity1_12Types (com.viaversion.viaversion.api.minecraft.entities.Entity1_12Types)1 DataItem (com.viaversion.viaversion.api.minecraft.item.DataItem)1 Item (com.viaversion.viaversion.api.minecraft.item.Item)1