Examples with MetadataRewriter1_11To1_10 com.viaversion.viaversion.protocols.protocol1_11to1_10.metadata.MetadataRewriter1_11To1_10 used on opensource projects

Example 1 with MetadataRewriter1_11To1_10

use of com.viaversion.viaversion.protocols.protocol1_11to1_10.metadata.MetadataRewriter1_11To1_10 in project ViaVersion by ViaVersion.

the class Protocol1_11To1_10 method registerPackets.

@Override
protected void registerPackets() {
    entityRewriter.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(entityRewriter.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.UNSIGNED_BYTE, 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_9.METADATA_LIST);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int entityId = wrapper.get(Type.VAR_INT, 0);
                    // Change Type :)
                    int type = wrapper.get(Type.VAR_INT, 1);
                    Entity1_11Types.EntityType entType = MetadataRewriter1_11To1_10.rewriteEntityType(type, wrapper.get(Types1_9.METADATA_LIST, 0));
                    if (entType != null) {
                        wrapper.set(Type.VAR_INT, 1, entType.getId());
                        // Register Type ID
                        wrapper.user().getEntityTracker(Protocol1_11To1_10.class).addEntity(entityId, entType);
                        entityRewriter.handleMetadata(entityId, wrapper.get(Types1_9.METADATA_LIST, 0), wrapper.user());
                    }
                }
            });
        }
    });
    new SoundRewriter(this, this::getNewSoundId).registerSound(ClientboundPackets1_9_3.SOUND);
    registerClientbound(ClientboundPackets1_9_3.COLLECT_ITEM, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Collected entity id
            map(Type.VAR_INT);
            // 1 - Collector entity id
            map(Type.VAR_INT);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    // 2 - Pickup Count
                    wrapper.write(Type.VAR_INT, 1);
                }
            });
        }
    });
    entityRewriter.registerMetadataRewriter(ClientboundPackets1_9_3.ENTITY_METADATA, Types1_9.METADATA_LIST);
    registerClientbound(ClientboundPackets1_9_3.ENTITY_TELEPORT, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Entity id
            map(Type.VAR_INT);
            // 1 - x
            map(Type.DOUBLE);
            // 2 - y
            map(Type.DOUBLE);
            // 3 - z
            map(Type.DOUBLE);
            // 4 - yaw
            map(Type.BYTE);
            // 5 - pitch
            map(Type.BYTE);
            // 6 - onGround
            map(Type.BOOLEAN);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int entityID = wrapper.get(Type.VAR_INT, 0);
                    if (Via.getConfig().isHologramPatch()) {
                        EntityTracker1_11 tracker = wrapper.user().getEntityTracker(Protocol1_11To1_10.class);
                        if (tracker.isHologram(entityID)) {
                            Double newValue = wrapper.get(Type.DOUBLE, 1);
                            newValue -= (Via.getConfig().getHologramYOffset());
                            wrapper.set(Type.DOUBLE, 1, newValue);
                        }
                    }
                }
            });
        }
    });
    entityRewriter.registerRemoveEntities(ClientboundPackets1_9_3.DESTROY_ENTITIES);
    registerClientbound(ClientboundPackets1_9_3.TITLE, new PacketRemapper() {

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

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int action = wrapper.get(Type.VAR_INT, 0);
                    // Handle the new ActionBar
                    if (action >= 2) {
                        wrapper.set(Type.VAR_INT, 0, action + 1);
                    }
                }
            });
        }
    });
    registerClientbound(ClientboundPackets1_9_3.BLOCK_ACTION, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Position
            map(Type.POSITION);
            // 1 - Action ID
            map(Type.UNSIGNED_BYTE);
            // 2 - Action Param
            map(Type.UNSIGNED_BYTE);
            // 3 - Block Type
            map(Type.VAR_INT);
            // Cheap hack to ensure it's always right block
            handler(new PacketHandler() {

                @Override
                public void handle(final PacketWrapper actionWrapper) throws Exception {
                    if (Via.getConfig().isPistonAnimationPatch()) {
                        int id = actionWrapper.get(Type.VAR_INT, 0);
                        if (id == 33 || id == 29) {
                            actionWrapper.cancel();
                        }
                    }
                }
            });
        }
    });
    registerClientbound(ClientboundPackets1_9_3.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 {
                    CompoundTag tag = wrapper.get(Type.NBT, 0);
                    if (wrapper.get(Type.UNSIGNED_BYTE, 0) == 1)
                        EntityIdRewriter.toClientSpawner(tag);
                    if (tag.contains("id"))
                        // Handle new identifier
                        ((StringTag) tag.get("id")).setValue(BlockEntityRewriter.toNewIdentifier((String) tag.get("id").getValue()));
                }
            });
        }
    });
    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);
                    Chunk chunk = wrapper.passthrough(new Chunk1_9_3_4Type(clientWorld));
                    if (chunk.getBlockEntities() == null)
                        return;
                    for (CompoundTag tag : chunk.getBlockEntities()) {
                        if (tag.contains("id")) {
                            String identifier = ((StringTag) tag.get("id")).getValue();
                            if (identifier.equals("MobSpawner")) {
                                EntityIdRewriter.toClientSpawner(tag);
                            }
                            // Handle new identifier
                            ((StringTag) tag.get("id")).setValue(BlockEntityRewriter.toNewIdentifier(identifier));
                        }
                    }
                }
            });
        }
    });
    registerClientbound(ClientboundPackets1_9_3.JOIN_GAME, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Entity ID
            map(Type.INT);
            // 1 - Gamemode
            map(Type.UNSIGNED_BYTE);
            // 2 - Dimension
            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);
            });
        }
    });
    this.registerClientbound(ClientboundPackets1_9_3.EFFECT, new PacketRemapper() {

        @Override
        public void registerMap() {
            // effectID
            this.map(Type.INT);
            // pos
            this.map(Type.POSITION);
            // effectData
            this.map(Type.INT);
            // serverwide / global
            this.map(Type.BOOLEAN);
            handler(packetWrapper -> {
                int effectID = packetWrapper.get(Type.INT, 0);
                if (effectID == 2002) {
                    int data = packetWrapper.get(Type.INT, 1);
                    boolean isInstant = false;
                    Pair<Integer, Boolean> newData = PotionColorMapping.getNewData(data);
                    if (newData == null) {
                        Via.getPlatform().getLogger().warning("Received unknown 1.11 -> 1.10.2 potion data (" + data + ")");
                        data = 0;
                    } else {
                        data = newData.key();
                        isInstant = newData.value();
                    }
                    if (isInstant) {
                        packetWrapper.set(Type.INT, 0, 2007);
                    }
                    packetWrapper.set(Type.INT, 1, data);
                }
            });
        }
    });
    /*
            INCOMING PACKETS
        */
    registerServerbound(ServerboundPackets1_9_3.PLAYER_BLOCK_PLACEMENT, new PacketRemapper() {

        @Override
        public void registerMap() {
            // 0 - Location
            map(Type.POSITION);
            // 1 - Face
            map(Type.VAR_INT);
            // 2 - Hand
            map(Type.VAR_INT);
            map(Type.FLOAT, toOldByte);
            map(Type.FLOAT, toOldByte);
            map(Type.FLOAT, toOldByte);
        }
    });
    registerServerbound(ServerboundPackets1_9_3.CHAT_MESSAGE, new PacketRemapper() {

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

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    // 100 character limit on older servers
                    String msg = wrapper.get(Type.STRING, 0);
                    if (msg.length() > 100) {
                        wrapper.set(Type.STRING, 0, msg.substring(0, 100));
                    }
                }
            });
        }
    });
}