Examples with TagRewriter com.viaversion.viaversion.rewriter.TagRewriter used on opensource projects

Example 6 with TagRewriter

use of com.viaversion.viaversion.rewriter.TagRewriter in project ViaVersion by ViaVersion.

the class Protocol1_16To1_15_2 method registerPackets.

@Override
protected void registerPackets() {
    metadataRewriter.register();
    itemRewriter.register();
    EntityPackets.register(this);
    WorldPackets.register(this);
    tagRewriter = new TagRewriter(this);
    tagRewriter.register(ClientboundPackets1_15.TAGS, RegistryType.ENTITY);
    new StatisticsRewriter(this).register(ClientboundPackets1_15.STATISTICS);
    // Login Success
    registerClientbound(State.LOGIN, 0x02, 0x02, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(wrapper -> {
                // Transform string to int array
                UUID uuid = UUID.fromString(wrapper.read(Type.STRING));
                wrapper.write(Type.UUID_INT_ARRAY, uuid);
            });
        }
    });
    // Motd Status - line breaks are no longer allowed for player samples
    registerClientbound(State.STATUS, 0x00, 0x00, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(wrapper -> {
                String original = wrapper.passthrough(Type.STRING);
                JsonObject object = GsonUtil.getGson().fromJson(original, JsonObject.class);
                JsonObject players = object.getAsJsonObject("players");
                if (players == null)
                    return;
                JsonArray sample = players.getAsJsonArray("sample");
                if (sample == null)
                    return;
                JsonArray splitSamples = new JsonArray();
                for (JsonElement element : sample) {
                    JsonObject playerInfo = element.getAsJsonObject();
                    String name = playerInfo.getAsJsonPrimitive("name").getAsString();
                    if (name.indexOf('\n') == -1) {
                        splitSamples.add(playerInfo);
                        continue;
                    }
                    String id = playerInfo.getAsJsonPrimitive("id").getAsString();
                    for (String s : name.split("\n")) {
                        JsonObject newSample = new JsonObject();
                        newSample.addProperty("name", s);
                        newSample.addProperty("id", id);
                        splitSamples.add(newSample);
                    }
                }
                // Replace data if changed
                if (splitSamples.size() != sample.size()) {
                    players.add("sample", splitSamples);
                    wrapper.set(Type.STRING, 0, object.toString());
                }
            });
        }
    });
    ComponentRewriter componentRewriter = new TranslationMappings(this);
    // Handle (relevant) component cases for translatable and score changes
    registerClientbound(ClientboundPackets1_15.CHAT_MESSAGE, new PacketRemapper() {

        @Override
        public void registerMap() {
            map(Type.COMPONENT);
            map(Type.BYTE);
            handler(wrapper -> {
                componentRewriter.processText(wrapper.get(Type.COMPONENT, 0));
                // Sender uuid - always send as 'system'
                wrapper.write(Type.UUID, ZERO_UUID);
            });
        }
    });
    componentRewriter.registerBossBar(ClientboundPackets1_15.BOSSBAR);
    componentRewriter.registerTitle(ClientboundPackets1_15.TITLE);
    componentRewriter.registerCombatEvent(ClientboundPackets1_15.COMBAT_EVENT);
    SoundRewriter soundRewriter = new SoundRewriter(this);
    soundRewriter.registerSound(ClientboundPackets1_15.SOUND);
    soundRewriter.registerSound(ClientboundPackets1_15.ENTITY_SOUND);
    registerServerbound(ServerboundPackets1_16.INTERACT_ENTITY, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(wrapper -> {
                // Entity Id
                wrapper.passthrough(Type.VAR_INT);
                int action = wrapper.passthrough(Type.VAR_INT);
                if (action == 0 || action == 2) {
                    if (action == 2) {
                        // Location
                        wrapper.passthrough(Type.FLOAT);
                        wrapper.passthrough(Type.FLOAT);
                        wrapper.passthrough(Type.FLOAT);
                    }
                    // Hand
                    wrapper.passthrough(Type.VAR_INT);
                }
                // New boolean: Whether the client is sneaking/pressing shift
                wrapper.read(Type.BOOLEAN);
            });
        }
    });
    if (Via.getConfig().isIgnoreLong1_16ChannelNames()) {
        registerServerbound(ServerboundPackets1_16.PLUGIN_MESSAGE, new PacketRemapper() {

            @Override
            public void registerMap() {
                handler(wrapper -> {
                    String channel = wrapper.passthrough(Type.STRING);
                    if (channel.length() > 32) {
                        if (!Via.getConfig().isSuppressConversionWarnings()) {
                            Via.getPlatform().getLogger().warning("Ignoring incoming plugin channel, as it is longer than 32 characters: " + channel);
                        }
                        wrapper.cancel();
                    } else if (channel.equals("minecraft:register") || channel.equals("minecraft:unregister")) {
                        String[] channels = new String(wrapper.read(Type.REMAINING_BYTES), StandardCharsets.UTF_8).split("\0");
                        List<String> checkedChannels = new ArrayList<>(channels.length);
                        for (String registeredChannel : channels) {
                            if (registeredChannel.length() > 32) {
                                if (!Via.getConfig().isSuppressConversionWarnings()) {
                                    Via.getPlatform().getLogger().warning("Ignoring incoming plugin channel register of '" + registeredChannel + "', as it is longer than 32 characters");
                                }
                                continue;
                            }
                            checkedChannels.add(registeredChannel);
                        }
                        if (checkedChannels.isEmpty()) {
                            wrapper.cancel();
                            return;
                        }
                        wrapper.write(Type.REMAINING_BYTES, Joiner.on('\0').join(checkedChannels).getBytes(StandardCharsets.UTF_8));
                    }
                });
            }
        });
    }
    registerServerbound(ServerboundPackets1_16.PLAYER_ABILITIES, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(wrapper -> {
                wrapper.passthrough(Type.BYTE);
                // Flying and walking speed - not important anyways
                wrapper.write(Type.FLOAT, 0.05F);
                wrapper.write(Type.FLOAT, 0.1F);
            });
        }
    });
    cancelServerbound(ServerboundPackets1_16.GENERATE_JIGSAW);
    cancelServerbound(ServerboundPackets1_16.UPDATE_JIGSAW_BLOCK);
}

Example 7 with TagRewriter

use of com.viaversion.viaversion.rewriter.TagRewriter in project ViaVersion by ViaVersion.

the class Protocol1_18_2To1_18 method registerPackets.

@Override
protected void registerPackets() {
    final TagRewriter tagRewriter = new TagRewriter(this);
    tagRewriter.addEmptyTag(RegistryType.BLOCK, "minecraft:fall_damage_resetting");
    tagRewriter.registerGeneric(ClientboundPackets1_18.TAGS);
    registerClientbound(ClientboundPackets1_18.ENTITY_EFFECT, new PacketRemapper() {

        @Override
        public void registerMap() {
            // Entity id
            map(Type.VAR_INT);
            // Effect id
            map(Type.BYTE, Type.VAR_INT);
        }
    });
    registerClientbound(ClientboundPackets1_18.REMOVE_ENTITY_EFFECT, new PacketRemapper() {

        @Override
        public void registerMap() {
            // Entity id
            map(Type.VAR_INT);
            // Effect id
            map(Type.BYTE, Type.VAR_INT);
        }
    });
    registerClientbound(ClientboundPackets1_18.JOIN_GAME, new PacketRemapper() {

        @Override
        public void registerMap() {
            // Entity ID
            map(Type.INT);
            // Hardcore
            map(Type.BOOLEAN);
            // Gamemode
            map(Type.UNSIGNED_BYTE);
            // Previous Gamemode
            map(Type.BYTE);
            // World List
            map(Type.STRING_ARRAY);
            // Registry
            map(Type.NBT);
            // Current dimension data
            map(Type.NBT);
            handler(wrapper -> {
                final CompoundTag registry = wrapper.get(Type.NBT, 0);
                final CompoundTag dimensionsHolder = registry.get("minecraft:dimension_type");
                final ListTag dimensions = dimensionsHolder.get("value");
                for (final Tag dimension : dimensions) {
                    addTagPrefix(((CompoundTag) dimension).get("element"));
                }
                addTagPrefix(wrapper.get(Type.NBT, 1));
            });
        }
    });
    registerClientbound(ClientboundPackets1_18.RESPAWN, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(wrapper -> addTagPrefix(wrapper.passthrough(Type.NBT)));
        }
    });
}

Example 8 with TagRewriter

use of com.viaversion.viaversion.rewriter.TagRewriter in project ViaBackwards by ViaVersion.

the class Protocol1_13To1_13_1 method registerPackets.

@Override
protected void registerPackets() {
    executeAsyncAfterLoaded(Protocol1_13_1To1_13.class, MAPPINGS::load);
    entityRewriter.register();
    itemRewriter.register();
    WorldPackets1_13_1.register(this);
    TranslatableRewriter translatableRewriter = new TranslatableRewriter(this);
    translatableRewriter.registerChatMessage(ClientboundPackets1_13.CHAT_MESSAGE);
    translatableRewriter.registerCombatEvent(ClientboundPackets1_13.COMBAT_EVENT);
    translatableRewriter.registerDisconnect(ClientboundPackets1_13.DISCONNECT);
    translatableRewriter.registerTabList(ClientboundPackets1_13.TAB_LIST);
    translatableRewriter.registerTitle(ClientboundPackets1_13.TITLE);
    translatableRewriter.registerPing();
    new CommandRewriter1_13_1(this).registerDeclareCommands(ClientboundPackets1_13.DECLARE_COMMANDS);
    registerServerbound(ServerboundPackets1_13.TAB_COMPLETE, new PacketRemapper() {

        @Override
        public void registerMap() {
            map(Type.VAR_INT);
            map(Type.STRING, new ValueTransformer<String, String>(Type.STRING) {

                @Override
                public String transform(PacketWrapper wrapper, String inputValue) {
                    // 1.13 starts sending slash at start, so we remove it for compatibility
                    return !inputValue.startsWith("/") ? "/" + inputValue : inputValue;
                }
            });
        }
    });
    registerServerbound(ServerboundPackets1_13.EDIT_BOOK, new PacketRemapper() {

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

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    itemRewriter.handleItemToServer(wrapper.get(Type.FLAT_ITEM, 0));
                    wrapper.write(Type.VAR_INT, 0);
                }
            });
        }
    });
    registerClientbound(ClientboundPackets1_13.OPEN_WINDOW, new PacketRemapper() {

        @Override
        public void registerMap() {
            // Id
            map(Type.UNSIGNED_BYTE);
            // Window Type
            map(Type.STRING);
            handler(wrapper -> {
                JsonElement title = wrapper.passthrough(Type.COMPONENT);
                translatableRewriter.processText(title);
                if (ViaBackwards.getConfig().fix1_13FormattedInventoryTitle()) {
                    if (title.isJsonObject() && title.getAsJsonObject().size() == 1 && title.getAsJsonObject().has("translate")) {
                        // Hotfix simple translatable components from being converted to legacy text
                        return;
                    }
                    // https://bugs.mojang.com/browse/MC-124543
                    JsonObject legacyComponent = new JsonObject();
                    legacyComponent.addProperty("text", ChatRewriter.jsonToLegacyText(title.toString()));
                    wrapper.set(Type.COMPONENT, 0, legacyComponent);
                }
            });
        }
    });
    registerClientbound(ClientboundPackets1_13.TAB_COMPLETE, new PacketRemapper() {

        @Override
        public void registerMap() {
            // Transaction id
            map(Type.VAR_INT);
            // Start
            map(Type.VAR_INT);
            // Length
            map(Type.VAR_INT);
            // Count
            map(Type.VAR_INT);
            handler(new PacketHandler() {

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int start = wrapper.get(Type.VAR_INT, 1);
                    // Offset by +1 to take into account / at beginning
                    wrapper.set(Type.VAR_INT, 1, start - 1);
                    // Passthrough suggestions
                    int count = wrapper.get(Type.VAR_INT, 3);
                    for (int i = 0; i < count; i++) {
                        wrapper.passthrough(Type.STRING);
                        boolean hasTooltip = wrapper.passthrough(Type.BOOLEAN);
                        if (hasTooltip) {
                            // JSON Tooltip
                            wrapper.passthrough(Type.STRING);
                        }
                    }
                }
            });
        }
    });
    registerClientbound(ClientboundPackets1_13.BOSSBAR, new PacketRemapper() {

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

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    int action = wrapper.get(Type.VAR_INT, 0);
                    if (action == 0 || action == 3) {
                        translatableRewriter.processText(wrapper.passthrough(Type.COMPONENT));
                        if (action == 0) {
                            wrapper.passthrough(Type.FLOAT);
                            wrapper.passthrough(Type.VAR_INT);
                            wrapper.passthrough(Type.VAR_INT);
                            short flags = wrapper.read(Type.UNSIGNED_BYTE);
                            if ((flags & 0x04) != 0)
                                flags |= 0x02;
                            wrapper.write(Type.UNSIGNED_BYTE, flags);
                        }
                    }
                }
            });
        }
    });
    registerClientbound(ClientboundPackets1_13.ADVANCEMENTS, new PacketRemapper() {

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

                @Override
                public void handle(PacketWrapper wrapper) throws Exception {
                    // Reset/clear
                    wrapper.passthrough(Type.BOOLEAN);
                    // Mapping size
                    int size = wrapper.passthrough(Type.VAR_INT);
                    for (int i = 0; i < size; i++) {
                        // Identifier
                        wrapper.passthrough(Type.STRING);
                        // Parent
                        if (wrapper.passthrough(Type.BOOLEAN))
                            wrapper.passthrough(Type.STRING);
                        // Display data
                        if (wrapper.passthrough(Type.BOOLEAN)) {
                            // Title
                            wrapper.passthrough(Type.COMPONENT);
                            // Description
                            wrapper.passthrough(Type.COMPONENT);
                            Item icon = wrapper.passthrough(Type.FLAT_ITEM);
                            itemRewriter.handleItemToClient(icon);
                            // Frame type
                            wrapper.passthrough(Type.VAR_INT);
                            // Flags
                            int flags = wrapper.passthrough(Type.INT);
                            if ((flags & 1) != 0)
                                // Background texture
                                wrapper.passthrough(Type.STRING);
                            // X
                            wrapper.passthrough(Type.FLOAT);
                            // Y
                            wrapper.passthrough(Type.FLOAT);
                        }
                        // Criteria
                        wrapper.passthrough(Type.STRING_ARRAY);
                        int arrayLength = wrapper.passthrough(Type.VAR_INT);
                        for (int array = 0; array < arrayLength; array++) {
                            // String array
                            wrapper.passthrough(Type.STRING_ARRAY);
                        }
                    }
                }
            });
        }
    });
    new TagRewriter(this).register(ClientboundPackets1_13.TAGS, RegistryType.ITEM);
    new StatisticsRewriter(this).register(ClientboundPackets1_13.STATISTICS);
}

Example 9 with TagRewriter

use of com.viaversion.viaversion.rewriter.TagRewriter in project ViaBackwards by ViaVersion.

the class Protocol1_15_2To1_16 method registerPackets.

@Override
protected void registerPackets() {
    executeAsyncAfterLoaded(Protocol1_16To1_15_2.class, MAPPINGS::load);
    translatableRewriter.registerBossBar(ClientboundPackets1_16.BOSSBAR);
    translatableRewriter.registerCombatEvent(ClientboundPackets1_16.COMBAT_EVENT);
    translatableRewriter.registerDisconnect(ClientboundPackets1_16.DISCONNECT);
    translatableRewriter.registerTabList(ClientboundPackets1_16.TAB_LIST);
    translatableRewriter.registerTitle(ClientboundPackets1_16.TITLE);
    translatableRewriter.registerPing();
    new CommandRewriter1_16(this).registerDeclareCommands(ClientboundPackets1_16.DECLARE_COMMANDS);
    (blockItemPackets = new BlockItemPackets1_16(this)).register();
    entityRewriter.register();
    registerClientbound(State.STATUS, 0x00, 0x00, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(wrapper -> {
                String original = wrapper.passthrough(Type.STRING);
                JsonObject object = GsonUtil.getGson().fromJson(original, JsonObject.class);
                JsonElement description = object.get("description");
                if (description == null)
                    return;
                translatableRewriter.processText(description);
                wrapper.set(Type.STRING, 0, object.toString());
            });
        }
    });
    registerClientbound(ClientboundPackets1_16.CHAT_MESSAGE, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(wrapper -> translatableRewriter.processText(wrapper.passthrough(Type.COMPONENT)));
            map(Type.BYTE);
            // Sender
            map(Type.UUID, Type.NOTHING);
        }
    });
    registerClientbound(ClientboundPackets1_16.OPEN_WINDOW, new PacketRemapper() {

        @Override
        public void registerMap() {
            // Window Id
            map(Type.VAR_INT);
            // Window Type
            map(Type.VAR_INT);
            handler(wrapper -> translatableRewriter.processText(wrapper.passthrough(Type.COMPONENT)));
            handler(wrapper -> {
                int windowType = wrapper.get(Type.VAR_INT, 1);
                if (windowType == 20) {
                    // Smithing table
                    // Open anvil inventory
                    wrapper.set(Type.VAR_INT, 1, 7);
                } else if (windowType > 20) {
                    wrapper.set(Type.VAR_INT, 1, --windowType);
                }
            });
        }
    });
    SoundRewriter soundRewriter = new SoundRewriter(this);
    soundRewriter.registerSound(ClientboundPackets1_16.SOUND);
    soundRewriter.registerSound(ClientboundPackets1_16.ENTITY_SOUND);
    soundRewriter.registerNamedSound(ClientboundPackets1_16.NAMED_SOUND);
    soundRewriter.registerStopSound(ClientboundPackets1_16.STOP_SOUND);
    // Login success
    registerClientbound(State.LOGIN, 0x02, 0x02, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(wrapper -> {
                // Transform int array to plain string
                UUID uuid = wrapper.read(Type.UUID_INT_ARRAY);
                wrapper.write(Type.STRING, uuid.toString());
            });
        }
    });
    new TagRewriter(this).register(ClientboundPackets1_16.TAGS, RegistryType.ENTITY);
    new StatisticsRewriter(this).register(ClientboundPackets1_16.STATISTICS);
    registerServerbound(ServerboundPackets1_14.ENTITY_ACTION, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(wrapper -> {
                // player id
                wrapper.passthrough(Type.VAR_INT);
                int action = wrapper.passthrough(Type.VAR_INT);
                if (action == 0) {
                    wrapper.user().get(PlayerSneakStorage.class).setSneaking(true);
                } else if (action == 1) {
                    wrapper.user().get(PlayerSneakStorage.class).setSneaking(false);
                }
            });
        }
    });
    registerServerbound(ServerboundPackets1_14.INTERACT_ENTITY, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(wrapper -> {
                // Entity Id
                wrapper.passthrough(Type.VAR_INT);
                int action = wrapper.passthrough(Type.VAR_INT);
                if (action == 0 || action == 2) {
                    if (action == 2) {
                        // Location
                        wrapper.passthrough(Type.FLOAT);
                        wrapper.passthrough(Type.FLOAT);
                        wrapper.passthrough(Type.FLOAT);
                    }
                    // Hand
                    wrapper.passthrough(Type.VAR_INT);
                }
                // New boolean: Whether the client is sneaking
                wrapper.write(Type.BOOLEAN, wrapper.user().get(PlayerSneakStorage.class).isSneaking());
            });
        }
    });
    registerServerbound(ServerboundPackets1_14.PLAYER_ABILITIES, new PacketRemapper() {

        @Override
        public void registerMap() {
            handler(wrapper -> {
                byte flags = wrapper.read(Type.BYTE);
                // Only take the isFlying value (everything else has been removed and wasn't used anyways)
                flags &= 2;
                wrapper.write(Type.BYTE, flags);
                wrapper.read(Type.FLOAT);
                wrapper.read(Type.FLOAT);
            });
        }
    });
    cancelServerbound(ServerboundPackets1_14.UPDATE_JIGSAW_BLOCK);
}

Example 10 with TagRewriter

use of com.viaversion.viaversion.rewriter.TagRewriter in project ViaBackwards by ViaVersion.

the class Protocol1_14_4To1_15 method registerPackets.

@Override
protected void registerPackets() {
    executeAsyncAfterLoaded(Protocol1_15To1_14_4.class, MAPPINGS::load);
    translatableRewriter.registerBossBar(ClientboundPackets1_15.BOSSBAR);
    translatableRewriter.registerChatMessage(ClientboundPackets1_15.CHAT_MESSAGE);
    translatableRewriter.registerCombatEvent(ClientboundPackets1_15.COMBAT_EVENT);
    translatableRewriter.registerDisconnect(ClientboundPackets1_15.DISCONNECT);
    translatableRewriter.registerOpenWindow(ClientboundPackets1_15.OPEN_WINDOW);
    translatableRewriter.registerTabList(ClientboundPackets1_15.TAB_LIST);
    translatableRewriter.registerTitle(ClientboundPackets1_15.TITLE);
    translatableRewriter.registerPing();
    (blockItemPackets = new BlockItemPackets1_15(this)).register();
    entityRewriter.register();
    SoundRewriter soundRewriter = new SoundRewriter(this);
    soundRewriter.registerSound(ClientboundPackets1_15.SOUND);
    soundRewriter.registerSound(ClientboundPackets1_15.ENTITY_SOUND);
    soundRewriter.registerNamedSound(ClientboundPackets1_15.NAMED_SOUND);
    soundRewriter.registerStopSound(ClientboundPackets1_15.STOP_SOUND);
    // Explosion - manually send an explosion sound
    registerClientbound(ClientboundPackets1_15.EXPLOSION, new PacketRemapper() {

        @Override
        public void registerMap() {
            // x
            map(Type.FLOAT);
            // y
            map(Type.FLOAT);
            // z
            map(Type.FLOAT);
            handler(wrapper -> {
                PacketWrapper soundPacket = wrapper.create(ClientboundPackets1_14.SOUND);
                // entity.generic.explode
                soundPacket.write(Type.VAR_INT, 243);
                // blocks category
                soundPacket.write(Type.VAR_INT, 4);
                // x
                soundPacket.write(Type.INT, toEffectCoordinate(wrapper.get(Type.FLOAT, 0)));
                // y
                soundPacket.write(Type.INT, toEffectCoordinate(wrapper.get(Type.FLOAT, 1)));
                // z
                soundPacket.write(Type.INT, toEffectCoordinate(wrapper.get(Type.FLOAT, 2)));
                // volume
                soundPacket.write(Type.FLOAT, 4F);
                // pitch - usually semi randomized by the server, but we don't really have to care about that
                soundPacket.write(Type.FLOAT, 1F);
                soundPacket.send(Protocol1_14_4To1_15.class);
            });
        }

        private int toEffectCoordinate(float coordinate) {
            return (int) (coordinate * 8);
        }
    });
    new TagRewriter(this).register(ClientboundPackets1_15.TAGS, RegistryType.ENTITY);
    new StatisticsRewriter(this).register(ClientboundPackets1_15.STATISTICS);
}