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probably bugged 1.14 -> 1.13.2 protocol

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creeper123123321 2019-03-03 16:07:55 -03:00
parent 092057431c
commit b2b5ed2ae8
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12 changed files with 1591 additions and 1 deletions
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2
core/src/main/java/nl/matsv/viabackwards/api/ViaBackwardsPlatform.java
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@ -18,6 +18,7 @@ import nl.matsv.viabackwards.protocol.protocol1_12_1to1_12_2.Protocol1_12_1To1_1
import nl.matsv.viabackwards.protocol.protocol1_12_2to1_13.Protocol1_12_2To1_13; import nl.matsv.viabackwards.protocol.protocol1_12_2to1_13.Protocol1_12_2To1_13;
import nl.matsv.viabackwards.protocol.protocol1_12to1_12_1.Protocol1_12To1_12_1; import nl.matsv.viabackwards.protocol.protocol1_12to1_12_1.Protocol1_12To1_12_1;
import nl.matsv.viabackwards.protocol.protocol1_13_1to1_13_2.Protocol1_13_1To1_13_2; import nl.matsv.viabackwards.protocol.protocol1_13_1to1_13_2.Protocol1_13_1To1_13_2;
import nl.matsv.viabackwards.protocol.protocol1_13_2to1_14.Protocol1_13_2To1_14;
import nl.matsv.viabackwards.protocol.protocol1_13to1_13_1.Protocol1_13To1_13_1; import nl.matsv.viabackwards.protocol.protocol1_13to1_13_1.Protocol1_13To1_13_1;
import nl.matsv.viabackwards.protocol.protocol1_9_4to1_10.Protocol1_9_4To1_10; import nl.matsv.viabackwards.protocol.protocol1_9_4to1_10.Protocol1_9_4To1_10;
import us.myles.ViaVersion.api.protocol.ProtocolRegistry; import us.myles.ViaVersion.api.protocol.ProtocolRegistry;
@ -44,6 +45,7 @@ public interface ViaBackwardsPlatform {
ProtocolRegistry.registerProtocol(new Protocol1_12_2To1_13(), Collections.singletonList(ProtocolVersion.v1_12_2.getId()), ProtocolVersion.v1_13.getId()); ProtocolRegistry.registerProtocol(new Protocol1_12_2To1_13(), Collections.singletonList(ProtocolVersion.v1_12_2.getId()), ProtocolVersion.v1_13.getId());
ProtocolRegistry.registerProtocol(new Protocol1_13To1_13_1(), Collections.singletonList(ProtocolVersion.v1_13.getId()), ProtocolVersion.v1_13_1.getId()); ProtocolRegistry.registerProtocol(new Protocol1_13To1_13_1(), Collections.singletonList(ProtocolVersion.v1_13.getId()), ProtocolVersion.v1_13_1.getId());
ProtocolRegistry.registerProtocol(new Protocol1_13_1To1_13_2(), Collections.singletonList(ProtocolVersion.v1_13_1.getId()), ProtocolVersion.v1_13_2.getId()); ProtocolRegistry.registerProtocol(new Protocol1_13_1To1_13_2(), Collections.singletonList(ProtocolVersion.v1_13_1.getId()), ProtocolVersion.v1_13_2.getId());
ProtocolRegistry.registerProtocol(new Protocol1_13_2To1_14(), Collections.singletonList(ProtocolVersion.v1_13_2.getId()), ProtocolVersion.v1_14.getId());
} }
} }

257
core/src/main/java/nl/matsv/viabackwards/api/entities/types/EntityType1_14.java Normal file
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@ -0,0 +1,257 @@
package nl.matsv.viabackwards.api.entities.types;
import lombok.AllArgsConstructor;
import lombok.Getter;
import us.myles.ViaVersion.api.Via;
import java.util.ArrayList;
import java.util.List;
import java.util.Optional;
public class EntityType1_14 {
public static EntityType1_14.EntityType getTypeFromId(int typeID) {
Optional<EntityType> type = EntityType.findById(typeID);
if (!type.isPresent()) {
Via.getPlatform().getLogger().severe("Could not find type id " + typeID);
return EntityType.ENTITY; // Fall back to the basic ENTITY
}
return type.get();
}
@AllArgsConstructor
@Getter
public enum EntityType implements AbstractEntityType {
// Auto generated
ENTITY(-1),
AREA_EFFECT_CLOUD(0, ENTITY),
ENDER_CRYSTAL(17, ENTITY),
EVOCATION_FANGS(21, ENTITY),
XP_ORB(23, ENTITY),
EYE_OF_ENDER_SIGNAL(24, ENTITY),
FALLING_BLOCK(25, ENTITY),
FIREWORKS_ROCKET(26, ENTITY),
ITEM(34, ENTITY),
LLAMA_SPIT(39, ENTITY),
TNT(58, ENTITY),
SHULKER_BULLET(63, ENTITY),
FISHING_BOBBER(101, ENTITY),
LIVINGENTITY(-1, ENTITY),
ARMOR_STAND(1, LIVINGENTITY),
PLAYER(100, LIVINGENTITY),
ABSTRACT_INSENTIENT(-1, LIVINGENTITY),
ENDER_DRAGON(18, ABSTRACT_INSENTIENT),
ABSTRACT_CREATURE(-1, ABSTRACT_INSENTIENT),
ABSTRACT_AGEABLE(-1, ABSTRACT_CREATURE),
VILLAGER(84, ABSTRACT_AGEABLE),
WANDERING_TRADER(88, ABSTRACT_AGEABLE),
// Animals
ABSTRACT_ANIMAL(-1, ABSTRACT_AGEABLE),
DOLPHIN(13, ABSTRACT_INSENTIENT),
CHICKEN(8, ABSTRACT_ANIMAL),
COW(10, ABSTRACT_ANIMAL),
MOOSHROOM(49, COW),
PIG(54, ABSTRACT_ANIMAL),
POLAR_BEAR(57, ABSTRACT_ANIMAL),
RABBIT(59, ABSTRACT_ANIMAL),
SHEEP(61, ABSTRACT_ANIMAL),
TURTLE(77, ABSTRACT_ANIMAL),
FOX(27, ABSTRACT_ANIMAL),
ABSTRACT_TAMEABLE_ANIMAL(-1, ABSTRACT_ANIMAL),
CAT(6, ABSTRACT_TAMEABLE_ANIMAL),
OCELOT(50, ABSTRACT_TAMEABLE_ANIMAL),
WOLF(93, ABSTRACT_TAMEABLE_ANIMAL),
ABSTRACT_PARROT(-1, ABSTRACT_TAMEABLE_ANIMAL),
PARROT(53, ABSTRACT_PARROT),
// Horses
ABSTRACT_HORSE(-1, ABSTRACT_ANIMAL),
CHESTED_HORSE(-1, ABSTRACT_HORSE),
DONKEY(12, CHESTED_HORSE),
MULE(48, CHESTED_HORSE),
LLAMA(38, CHESTED_HORSE),
TRADER_LLAMA(75, CHESTED_HORSE),
HORSE(31, ABSTRACT_HORSE),
SKELETON_HORSE(66, ABSTRACT_HORSE),
ZOMBIE_HORSE(95, ABSTRACT_HORSE),
// Golem
ABSTRACT_GOLEM(-1, ABSTRACT_CREATURE),
SNOWMAN(69, ABSTRACT_GOLEM),
VILLAGER_GOLEM(85, ABSTRACT_GOLEM),
SHULKER(62, ABSTRACT_GOLEM),
// Fish
ABSTRACT_FISHES(-1, ABSTRACT_CREATURE),
COD(9, ABSTRACT_FISHES),
PUFFER_FISH(55, ABSTRACT_FISHES),
SALMON_MOB(60, ABSTRACT_FISHES),
TROPICAL_FISH(76, ABSTRACT_FISHES),
// Monsters
ABSTRACT_MONSTER(-1, ABSTRACT_CREATURE),
BLAZE(4, ABSTRACT_MONSTER),
CREEPER(11, ABSTRACT_MONSTER),
ENDERMITE(20, ABSTRACT_MONSTER),
ENDERMAN(19, ABSTRACT_MONSTER),
GIANT(29, ABSTRACT_MONSTER),
SILVERFISH(64, ABSTRACT_MONSTER),
VEX(83, ABSTRACT_MONSTER),
WITCH(89, ABSTRACT_MONSTER),
WITHER(90, ABSTRACT_MONSTER),
RAVAGER(98, ABSTRACT_MONSTER),
// Illagers
ABSTRACT_ILLAGER_BASE(-1, ABSTRACT_MONSTER),
ABSTRACT_EVO_ILLU_ILLAGER(-1, ABSTRACT_ILLAGER_BASE),
EVOCATION_ILLAGER(22, ABSTRACT_EVO_ILLU_ILLAGER),
ILLUSION_ILLAGER(33, ABSTRACT_EVO_ILLU_ILLAGER),
VINDICATION_ILLAGER(86, ABSTRACT_ILLAGER_BASE),
PILLAGER(87, ABSTRACT_ILLAGER_BASE),
// Skeletons
ABSTRACT_SKELETON(-1, ABSTRACT_MONSTER),
SKELETON(65, ABSTRACT_SKELETON),
STRAY(74, ABSTRACT_SKELETON),
WITHER_SKELETON(91, ABSTRACT_SKELETON),
// Guardians
GUARDIAN(30, ABSTRACT_MONSTER),
ELDER_GUARDIAN(16, GUARDIAN),
// Spiders
SPIDER(72, ABSTRACT_MONSTER),
CAVE_SPIDER(7, SPIDER),
// Zombies - META CHECKED
ZOMBIE(94, ABSTRACT_MONSTER),
DROWNED(15, ZOMBIE),
HUSK(32, ZOMBIE),
ZOMBIE_PIGMAN(56, ZOMBIE),
ZOMBIE_VILLAGER(96, ZOMBIE),
// Flying entities
ABSTRACT_FLYING(-1, ABSTRACT_INSENTIENT),
GHAST(28, ABSTRACT_FLYING),
PHANTOM(97, ABSTRACT_FLYING),
ABSTRACT_AMBIENT(-1, ABSTRACT_INSENTIENT),
BAT(3, ABSTRACT_AMBIENT),
ABSTRACT_WATERMOB(-1, ABSTRACT_INSENTIENT),
SQUID(73, ABSTRACT_WATERMOB),
// Slimes
SLIME(67, ABSTRACT_INSENTIENT),
MAGMA_CUBE(40, SLIME),
// Hangable objects
ABSTRACT_HANGING(-1, ENTITY),
LEASH_KNOT(37, ABSTRACT_HANGING),
ITEM_FRAME(35, ABSTRACT_HANGING),
PAINTING(51, ABSTRACT_HANGING),
ABSTRACT_LIGHTNING(-1, ENTITY),
LIGHTNING_BOLT(99, ABSTRACT_LIGHTNING),
// Arrows
ABSTRACT_ARROW(-1, ENTITY),
ARROW(2, ABSTRACT_ARROW),
SPECTRAL_ARROW(71, ABSTRACT_ARROW),
TRIDENT(82, ABSTRACT_ARROW),
// Fireballs
ABSTRACT_FIREBALL(-1, ENTITY),
DRAGON_FIREBALL(14, ABSTRACT_FIREBALL),
FIREBALL(36, ABSTRACT_FIREBALL),
SMALL_FIREBALL(68, ABSTRACT_FIREBALL),
WITHER_SKULL(92, ABSTRACT_FIREBALL),
// Projectiles
PROJECTILE_ABSTRACT(-1, ENTITY),
SNOWBALL(70, PROJECTILE_ABSTRACT),
ENDER_PEARL(79, PROJECTILE_ABSTRACT),
EGG(78, PROJECTILE_ABSTRACT),
POTION(81, PROJECTILE_ABSTRACT),
XP_BOTTLE(80, PROJECTILE_ABSTRACT),
// Vehicles
MINECART_ABSTRACT(-1, ENTITY),
CHESTED_MINECART_ABSTRACT(-1, MINECART_ABSTRACT),
CHEST_MINECART(42, CHESTED_MINECART_ABSTRACT),
HOPPER_MINECART(45, CHESTED_MINECART_ABSTRACT),
MINECART(41, MINECART_ABSTRACT),
FURNACE_MINECART(44, MINECART_ABSTRACT),
COMMANDBLOCK_MINECART(43, MINECART_ABSTRACT),
TNT_MINECART(47, MINECART_ABSTRACT),
SPAWNER_MINECART(46, MINECART_ABSTRACT),
BOAT(5, ENTITY),
;
private final int id;
private final EntityType parent;
EntityType(int id) {
this.id = id;
this.parent = null;
}
public static java.util.Optional<EntityType> findById(int id) {
if (id == -1) // Check if this is called
return java.util.Optional.empty();
for (EntityType ent : EntityType.values())
if (ent.getId() == id)
return java.util.Optional.of(ent);
return java.util.Optional.empty();
}
public boolean is(AbstractEntityType... types) {
for (AbstractEntityType type : types)
if (is(type))
return true;
return false;
}
public boolean is(AbstractEntityType type) {
return this == type;
}
public boolean isOrHasParent(AbstractEntityType type) {
EntityType parent = this;
do {
if (parent == type)
return true;
parent = parent.getParent();
} while (parent != null);
return false;
}
@Override
public List<AbstractEntityType> getParents() {
List<AbstractEntityType> types = new ArrayList<>();
EntityType parent = this;
do {
types.add(parent);
parent = parent.getParent();
} while (parent != null);
return types;
}
}
}

183
core/src/main/java/nl/matsv/viabackwards/protocol/protocol1_13_2to1_14/Protocol1_13_2To1_14.java Normal file
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@ -0,0 +1,183 @@
package nl.matsv.viabackwards.protocol.protocol1_13_2to1_14;
import nl.matsv.viabackwards.ViaBackwards;
import nl.matsv.viabackwards.api.BackwardsProtocol;
import nl.matsv.viabackwards.api.entities.storage.EntityTracker;
import nl.matsv.viabackwards.protocol.protocol1_13_2to1_14.data.BackwardsMappings;
import nl.matsv.viabackwards.protocol.protocol1_13_2to1_14.data.SoundMapping;
import nl.matsv.viabackwards.protocol.protocol1_13_2to1_14.packets.BlockItemPackets1_14;
import nl.matsv.viabackwards.protocol.protocol1_13_2to1_14.packets.EntityPackets1_14;
import nl.matsv.viabackwards.protocol.protocol1_13_2to1_14.packets.PlayerPackets1_14;
import nl.matsv.viabackwards.protocol.protocol1_13_2to1_14.packets.SoundPackets1_14;
import us.myles.ViaVersion.api.PacketWrapper;
import us.myles.ViaVersion.api.data.UserConnection;
import us.myles.ViaVersion.api.remapper.PacketHandler;
import us.myles.ViaVersion.api.remapper.PacketRemapper;
import us.myles.ViaVersion.api.type.Type;
import us.myles.ViaVersion.packets.State;
import us.myles.ViaVersion.protocols.protocol1_9_3to1_9_1_2.storage.ClientWorld;
public class Protocol1_13_2To1_14 extends BackwardsProtocol {
public static BlockItemPackets1_14 blockItem;
public static EntityPackets1_14 entity;
static {
BackwardsMappings.init();
SoundMapping.init();
}
@Override
protected void registerPackets() {
blockItem = new BlockItemPackets1_14();
blockItem.register(this);
entity = new EntityPackets1_14();
entity.register(this);
new PlayerPackets1_14().register(this);
new SoundPackets1_14().register(this);
out(State.PLAY, 0x2E, 0x2D); // c
out(State.PLAY, 0x2F, 0x2E); // c
out(State.PLAY, 0x30, 0x2F); // c
out(State.PLAY, 0x31, 0x30); // c
out(State.PLAY, 0x32, 0x31); // c
out(State.PLAY, 0x33, 0x32); // c
// Entity sound
out(State.PLAY, 0x4E, -1, new PacketRemapper() {
@Override
public void registerMap() { // c
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper packetWrapper) throws Exception {
packetWrapper.cancel(); // todo
}
});
}
});
registerOutgoing(State.PLAY, 0x4F, 0x4E); // c
registerOutgoing(State.PLAY, 0x50, 0x4F); // c
registerOutgoing(State.PLAY, 0x51, 0x50); // c
registerOutgoing(State.PLAY, 0x52, 0x51, new PacketRemapper() { // c
@Override
public void registerMap() {
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
wrapper.passthrough(Type.BOOLEAN); // Reset/clear
int size = wrapper.passthrough(Type.VAR_INT); // Mapping size
for (int i = 0; i < size; i++) {
wrapper.passthrough(Type.STRING); // Identifier
// Parent
if (wrapper.passthrough(Type.BOOLEAN))
wrapper.passthrough(Type.STRING);
// Display data
if (wrapper.passthrough(Type.BOOLEAN)) {
wrapper.passthrough(Type.STRING); // Title
wrapper.passthrough(Type.STRING); // Description
blockItem.handleItemToClient(wrapper.passthrough(Type.FLAT_VAR_INT_ITEM)); // Icon
wrapper.passthrough(Type.VAR_INT); // Frame type
int flags = wrapper.passthrough(Type.INT); // Flags
if ((flags & 1) != 0)
wrapper.passthrough(Type.STRING); // Background texture
wrapper.passthrough(Type.FLOAT); // X
wrapper.passthrough(Type.FLOAT); // Y
}
wrapper.passthrough(Type.STRING_ARRAY); // Criteria
int arrayLength = wrapper.passthrough(Type.VAR_INT);
for (int array = 0; array < arrayLength; array++) {
wrapper.passthrough(Type.STRING_ARRAY); // String array
}
}
}
});
}
});
registerOutgoing(State.PLAY, 0x53, 0x52); // c
registerOutgoing(State.PLAY, 0x54, 0x53); // c
// tags
registerOutgoing(State.PLAY, 0x56, 0x55, new PacketRemapper() {
@Override
public void registerMap() { // c
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
int blockTagsSize = wrapper.read(Type.VAR_INT);
wrapper.write(Type.VAR_INT, blockTagsSize); // block tags
for (int i = 0; i < blockTagsSize; i++) {
wrapper.passthrough(Type.STRING);
Integer[] blockIds = wrapper.passthrough(Type.VAR_INT_ARRAY);
for (int j = 0; j < blockIds.length; j++) {
blockIds[j] = getNewBlockStateId(blockIds[j]);
}
}
int itemTagsSize = wrapper.read(Type.VAR_INT);
wrapper.write(Type.VAR_INT, itemTagsSize); // item tags
for (int i = 0; i < itemTagsSize; i++) {
wrapper.passthrough(Type.STRING);
Integer[] itemIds = wrapper.passthrough(Type.VAR_INT_ARRAY);
for (int j = 0; j < itemIds.length; j++) {
itemIds[j] = /*BlockItemPackets1_14.getNewItemId TODO BLOCK IDS*/(itemIds[j]);
}
}
int fluidTagsSize = wrapper.passthrough(Type.VAR_INT); // fluid tags
for (int i = 0; i < fluidTagsSize; i++) {
wrapper.passthrough(Type.STRING);
wrapper.passthrough(Type.VAR_INT_ARRAY);
}
// Eat entity tags
int entityTagsSize = wrapper.read(Type.VAR_INT);
for (int i = 0; i < entityTagsSize; i++) {
wrapper.read(Type.STRING);
wrapper.read(Type.VAR_INT_ARRAY);
}
}
});
}
});
// Light update
out(State.PLAY, 0x57, -1, new PacketRemapper() {
@Override
public void registerMap() {
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper packetWrapper) throws Exception {
packetWrapper.cancel(); // todo
}
});
}
});
}
public static int getNewBlockStateId(int id) {
int newId = BackwardsMappings.blockMappings.getNewBlock(id);
if (newId == -1) {
ViaBackwards.getPlatform().getLogger().warning("Missing 1.14 block for 1.13.2 block " + id);
return 0;
}
return newId;
}
@Override
public void init(UserConnection user) {
// Register ClientWorld
if (!user.has(ClientWorld.class))
user.put(new ClientWorld(user));
// Register EntityTracker if it doesn't exist yet.
if (!user.has(EntityTracker.class))
user.put(new EntityTracker(user));
// Init protocol in EntityTracker
user.get(EntityTracker.class).initProtocol(this);
}
}

99
core/src/main/java/nl/matsv/viabackwards/protocol/protocol1_13_2to1_14/data/BackwardsMappings.java Normal file
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@ -0,0 +1,99 @@
package nl.matsv.viabackwards.protocol.protocol1_13_2to1_14.data;
import nl.matsv.viabackwards.ViaBackwards;
import us.myles.ViaVersion.api.Via;
import us.myles.ViaVersion.protocols.protocol1_14to1_13_2.data.MappingData;
import us.myles.ViaVersion.util.GsonUtil;
import us.myles.viaversion.libs.gson.JsonElement;
import us.myles.viaversion.libs.gson.JsonObject;
import us.myles.viaversion.libs.gson.JsonPrimitive;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Arrays;
import java.util.Map;
public class BackwardsMappings {
public static BlockMappings blockMappings;
public static void init() {
JsonObject mapping1_13_2 = MappingData.loadData("mapping-1.13.2.json");
JsonObject mapping1_14 = MappingData.loadData("mapping-1.14.json");
JsonObject mapping1_13_2to1_14 = loadData("mapping-1.13.2to1.14.json");
ViaBackwards.getPlatform().getLogger().info("Loading block mapping...");
blockMappings = new BlockMappingsShortArray(mapping1_14.getAsJsonObject("blockstates"), mapping1_13_2.getAsJsonObject("blockstates"), mapping1_13_2to1_14.getAsJsonObject("blockstates"));
}
private static void mapIdentifiers(short[] output, JsonObject newIdentifiers, JsonObject oldIdentifiers, JsonObject mapping) {
for (Map.Entry<String, JsonElement> entry : newIdentifiers.entrySet()) {
String key = entry.getValue().getAsString();
Map.Entry<String, JsonElement> value = findValue(oldIdentifiers, key);
if (value == null) {
JsonPrimitive replacement = mapping.getAsJsonPrimitive(key);
if (replacement == null && key.contains("[")) {
replacement = mapping.getAsJsonPrimitive(key.substring(0, key.indexOf('[')));
}
if (replacement != null) {
if (replacement.getAsString().startsWith("id:")) {
String id = replacement.getAsString().replace("id:", "");
value = findValue(oldIdentifiers, oldIdentifiers.getAsJsonPrimitive(id).getAsString());
} else {
value = findValue(oldIdentifiers, replacement.getAsString());
}
}
if (value == null) {
if (!Via.getConfig().isSuppress1_13ConversionErrors() || Via.getManager().isDebug()) {
if (replacement != null) {
ViaBackwards.getPlatform().getLogger().warning("No key for " + entry.getValue() + "/" + replacement.getAsString() + " :( ");
} else {
ViaBackwards.getPlatform().getLogger().warning("No key for " + entry.getValue() + " :( ");
}
}
continue;
}
}
output[Integer.parseInt(entry.getKey())] = Short.parseShort(value.getKey());
}
}
private static Map.Entry<String, JsonElement> findValue(JsonObject object, String needle) {
for (Map.Entry<String, JsonElement> entry : object.entrySet()) {
String value = entry.getValue().getAsString();
if (value.equals(needle)) {
return entry;
}
}
return null;
}
public static JsonObject loadData(String name) {
try (InputStreamReader reader = new InputStreamReader(BackwardsMappings.class.getClassLoader().getResourceAsStream("assets/viabackwards/data/" + name))) {
return GsonUtil.getGson().fromJson(reader, JsonObject.class);
} catch (IOException ex) {
ex.printStackTrace();
}
return null;
}
public interface BlockMappings {
int getNewBlock(int old);
}
private static class BlockMappingsShortArray implements BlockMappings {
private short[] oldToNew = new short[11258 + 1];
private BlockMappingsShortArray(JsonObject newIdentifiers, JsonObject oldIdentifiers, JsonObject mapping) {
Arrays.fill(oldToNew, (short) -1);
mapIdentifiers(oldToNew, newIdentifiers, oldIdentifiers, mapping);
}
@Override
public int getNewBlock(int old) {
return old >= 0 && old < oldToNew.length ? oldToNew[old] : -1;
}
}
}

28
core/src/main/java/nl/matsv/viabackwards/protocol/protocol1_13_2to1_14/data/EntityTypeMapping.java Normal file
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@ -0,0 +1,28 @@
package nl.matsv.viabackwards.protocol.protocol1_13_2to1_14.data;
import us.myles.ViaVersion.protocols.protocol1_14to1_13_2.data.EntityTypeRewriter;
import java.lang.reflect.Field;
import java.util.HashMap;
import java.util.Map;
import java.util.Optional;
public class EntityTypeMapping {
private static Map<Integer, Integer> entityTypes = new HashMap<>();
static {
try {
Field field = EntityTypeRewriter.class.getDeclaredField("entityTypes");
field.setAccessible(true);
Map<Integer, Integer> entityTypes = (Map<Integer, Integer>) field.get(null);
entityTypes.forEach((type1_12, type1_13) -> EntityTypeMapping.entityTypes.put(type1_13, type1_12));
} catch (NoSuchFieldException | IllegalAccessException ex) {
ex.printStackTrace();
}
}
public static Optional<Integer> getOldId(int type1_13) {
return Optional.ofNullable(entityTypes.get(type1_13));
}
}

44
core/src/main/java/nl/matsv/viabackwards/protocol/protocol1_13_2to1_14/data/SoundMapping.java Normal file
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@ -0,0 +1,44 @@
package nl.matsv.viabackwards.protocol.protocol1_13_2to1_14.data;
import us.myles.viaversion.libs.gson.JsonArray;
import us.myles.viaversion.libs.gson.JsonElement;
import us.myles.viaversion.libs.gson.JsonObject;
import java.util.Arrays;
import static us.myles.ViaVersion.protocols.protocol1_13to1_12_2.data.MappingData.loadData;
public class SoundMapping {
private static short[] sounds = new short[772];
public static void init() {
JsonObject mapping1_13_2 = loadData("mapping-1.13.2.json");
JsonObject mapping1_14 = loadData("mapping-1.14.json");
Arrays.fill(sounds, (short) -1);
mapIdentifiers(sounds, mapping1_14.getAsJsonArray("sounds"), mapping1_13_2.getAsJsonArray("sounds"));
}
private static void mapIdentifiers(short[] output, JsonArray oldIdentifiers, JsonArray newIdentifiers) {
for (int i = 0; i < oldIdentifiers.size(); i++) {
JsonElement v = oldIdentifiers.get(i);
Integer index = findIndex(newIdentifiers, v.getAsString());
if (index == null) continue; //There will be missing sounds, since we are goind backwards
output[i] = index.shortValue();
}
}
private static Integer findIndex(JsonArray array, String value) {
for (int i = 0; i < array.size(); i++) {
JsonElement v = array.get(i);
if (v.getAsString().equals(value)) {
return i;
}
}
return null;
}
public static int getOldSound(int newSound) {
return newSound >= sounds.length ? -1 : sounds[newSound];
}
}

592
core/src/main/java/nl/matsv/viabackwards/protocol/protocol1_13_2to1_14/packets/BlockItemPackets1_14.java Normal file
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package nl.matsv.viabackwards.protocol.protocol1_13_2to1_14.packets;
import com.google.common.collect.ImmutableSet;
import nl.matsv.viabackwards.ViaBackwards;
import nl.matsv.viabackwards.api.rewriters.BlockItemRewriter;
import nl.matsv.viabackwards.protocol.protocol1_13_2to1_14.Protocol1_13_2To1_14;
import nl.matsv.viabackwards.protocol.protocol1_13_2to1_14.data.BackwardsMappings;
import nl.matsv.viabackwards.protocol.protocol1_13to1_13_1.packets.InventoryPackets1_13_1;
import us.myles.ViaVersion.api.PacketWrapper;
import us.myles.ViaVersion.api.minecraft.BlockChangeRecord;
import us.myles.ViaVersion.api.minecraft.Environment;
import us.myles.ViaVersion.api.minecraft.chunks.Chunk;
import us.myles.ViaVersion.api.minecraft.chunks.ChunkSection;
import us.myles.ViaVersion.api.minecraft.item.Item;
import us.myles.ViaVersion.api.remapper.PacketHandler;
import us.myles.ViaVersion.api.remapper.PacketRemapper;
import us.myles.ViaVersion.api.remapper.ValueCreator;
import us.myles.ViaVersion.api.type.Type;
import us.myles.ViaVersion.packets.State;
import us.myles.ViaVersion.protocols.protocol1_13to1_12_2.ChatRewriter;
import us.myles.ViaVersion.protocols.protocol1_13to1_12_2.types.Chunk1_13Type;
import us.myles.ViaVersion.protocols.protocol1_14to1_13_2.Protocol1_14To1_13_2;
import us.myles.ViaVersion.protocols.protocol1_14to1_13_2.data.MappingData;
import us.myles.ViaVersion.protocols.protocol1_14to1_13_2.types.Chunk1_14Type;
import us.myles.ViaVersion.protocols.protocol1_9_3to1_9_1_2.storage.ClientWorld;
import us.myles.viaversion.libs.opennbt.conversion.ConverterRegistry;
import us.myles.viaversion.libs.opennbt.tag.builtin.CompoundTag;
import us.myles.viaversion.libs.opennbt.tag.builtin.ListTag;
import us.myles.viaversion.libs.opennbt.tag.builtin.StringTag;
import us.myles.viaversion.libs.opennbt.tag.builtin.Tag;
import java.util.Set;
public class BlockItemPackets1_14 extends BlockItemRewriter<Protocol1_13_2To1_14> {
private static String NBT_TAG_NAME = "ViaBackwards|" + Protocol1_13_2To1_14.class.getSimpleName();
@Override
protected void registerPackets(Protocol1_13_2To1_14 protocol) {
// Open window
protocol.registerOutgoing(State.PLAY, 0x58, 0x14, new PacketRemapper() {
@Override
public void registerMap() { // c
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
int id = wrapper.read(Type.VAR_INT);
wrapper.write(Type.UNSIGNED_BYTE, (short) id);
int type = wrapper.read(Type.VAR_INT);
String stringType = null;
int slotSize = 0;
switch (type) {
case 0:
stringType = "minecraft:container";
slotSize = 27;
break;
case 1:
stringType = "minecraft:container";
slotSize = 54;
break;
case 7:
stringType = "minecraft:crafting_table";
break;
case 9:
stringType = "minecraft:furnace";
break;
case 2:
stringType = "minecraft:dropper";
break;
case 8:
stringType = "minecraft:enchanting_table";
break;
case 6:
stringType = "minecraft:brewing_stand";
break;
case 14:
stringType = "minecraft:villager";
break;
case 4:
stringType = "minecraft:beacon";
break;
case 3:
stringType = "minecraft:anvil";
break;
case 11:
stringType = "minecraft:hopper";
break;
case 15:
stringType = "minecraft:shulker_box";
break;
}
if (stringType == null) {
ViaBackwards.getPlatform().getLogger().warning("Can't open inventory for 1.13 player! Type: " + type);
wrapper.cancel();
return;
}
wrapper.write(Type.STRING, stringType);
wrapper.passthrough(Type.STRING);
wrapper.write(Type.UNSIGNED_BYTE, (short) slotSize);
}
});
}
});
// Horse window
protocol.registerOutgoing(State.PLAY, 0x14, 0x14, new PacketRemapper() {
@Override
public void registerMap() { // c
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
wrapper.passthrough(Type.UNSIGNED_BYTE); // Window id
wrapper.write(Type.STRING, "EntityHorse"); // Type
wrapper.write(Type.STRING, "{\"translate\":\"minecraft.horse\"}"); // Title
wrapper.write(Type.UNSIGNED_BYTE, wrapper.read(Type.VAR_INT).shortValue()); // Number of slots
wrapper.passthrough(Type.INT); // Entity id
}
});
}
});
// Window items packet
protocol.registerOutgoing(State.PLAY, 0x15, 0x15, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.UNSIGNED_BYTE); // 0 - Window ID
map(Type.FLAT_VAR_INT_ITEM_ARRAY); // 1 - Window Values
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
Item[] stacks = wrapper.get(Type.FLAT_VAR_INT_ITEM_ARRAY, 0);
for (Item stack : stacks) handleItemToClient(stack);
}
});
}
});
// Set slot packet
protocol.registerOutgoing(State.PLAY, 0x17, 0x17, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.BYTE); // 0 - Window ID
map(Type.SHORT); // 1 - Slot ID
map(Type.FLAT_VAR_INT_ITEM); // 2 - Slot Value
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
handleItemToClient(wrapper.get(Type.FLAT_VAR_INT_ITEM, 0));
}
});
}
});
// Trade list
protocol.out(State.PLAY, 0x59, 0x19, new PacketRemapper() {
@Override
public void registerMap() {
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
wrapper.write(Type.STRING, "minecraft:trader_list");
wrapper.read(Type.STRING); // Remove channel
int windowId = wrapper.read(Type.INT);
wrapper.write(Type.VAR_INT, windowId);
int size = wrapper.passthrough(Type.UNSIGNED_BYTE);
for (int i = 0; i < size; i++) {
// Input Item
handleItemToClient(wrapper.passthrough(Type.FLAT_VAR_INT_ITEM));
// Output Item
handleItemToClient(wrapper.passthrough(Type.FLAT_VAR_INT_ITEM));
boolean secondItem = wrapper.passthrough(Type.BOOLEAN); // Has second item
if (secondItem) {
// Second Item
handleItemToClient(wrapper.passthrough(Type.FLAT_VAR_INT_ITEM));
}
wrapper.passthrough(Type.BOOLEAN); // Trade disabled
wrapper.passthrough(Type.INT); // Number of tools uses
wrapper.passthrough(Type.INT); // Maximum number of trade uses
}
}
});
}
});
// Book open
protocol.registerOutgoing(State.PLAY, 0x2C, 0x19, new PacketRemapper() {
@Override
public void registerMap() {
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
wrapper.write(Type.STRING, "minecraft:book_open");
wrapper.passthrough(Type.VAR_INT);
}
});
}
});
// Entity Equipment Packet
protocol.registerOutgoing(State.PLAY, 0x42, 0x42, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.VAR_INT); // 0 - Entity ID
map(Type.VAR_INT); // 1 - Slot ID
map(Type.FLAT_VAR_INT_ITEM); // 2 - Item
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
handleItemToClient(wrapper.get(Type.FLAT_VAR_INT_ITEM, 0));
}
});
}
});
Set<String> removedTypes = ImmutableSet.of("crafting_special_suspiciousstew", "blasting", "smoking", "campfire_cooking");
// Declare Recipes
protocol.registerOutgoing(State.PLAY, 0x55, 0x54, new PacketRemapper() { // c
@Override
public void registerMap() {
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
int size = wrapper.passthrough(Type.VAR_INT);
int deleted = 0;
for (int i = 0; i < size; i++) {
String type = wrapper.read(Type.STRING);
String id = wrapper.read(Type.STRING); // Recipe Identifier
type = type.replace("minecraft:", "");
if (removedTypes.contains(type)) {
if (!type.equals("crafting_special_suspiciousstew")) {
wrapper.read(Type.STRING); // Group
Item[] items = wrapper.read(Type.FLAT_VAR_INT_ITEM_ARRAY_VAR_INT); // Ingredients
wrapper.read(Type.FLAT_VAR_INT_ITEM);
wrapper.read(Type.FLOAT); // EXP
wrapper.read(Type.VAR_INT); // Cooking time
}
deleted++;
continue;
}
wrapper.write(Type.STRING, id);
wrapper.write(Type.STRING, type);
if (type.equals("crafting_shapeless")) {
wrapper.passthrough(Type.STRING); // Group
int ingredientsNo = wrapper.passthrough(Type.VAR_INT);
for (int j = 0; j < ingredientsNo; j++) {
Item[] items = wrapper.passthrough(Type.FLAT_VAR_INT_ITEM_ARRAY_VAR_INT); // Ingredients
for (Item item : items) handleItemToClient(item);
}
handleItemToClient(wrapper.passthrough(Type.FLAT_VAR_INT_ITEM)); // Result
} else if (type.equals("crafting_shaped")) {
int ingredientsNo = wrapper.passthrough(Type.VAR_INT) * wrapper.passthrough(Type.VAR_INT);
wrapper.passthrough(Type.STRING); // Group
for (int j = 0; j < ingredientsNo; j++) {
Item[] items = wrapper.passthrough(Type.FLAT_VAR_INT_ITEM_ARRAY_VAR_INT); // Ingredients
for (Item item : items) handleItemToClient(item);
}
handleItemToClient(wrapper.passthrough(Type.FLAT_VAR_INT_ITEM)); // Result
} else if (type.equals("smelting")) {
wrapper.passthrough(Type.STRING); // Group
Item[] items = wrapper.passthrough(Type.FLAT_VAR_INT_ITEM_ARRAY_VAR_INT); // Ingredients
for (Item item : items) handleItemToClient(item);
handleItemToClient(wrapper.passthrough(Type.FLAT_VAR_INT_ITEM));
wrapper.passthrough(Type.FLOAT); // EXP
wrapper.passthrough(Type.VAR_INT); // Cooking time
}
}
wrapper.set(Type.VAR_INT, 0, size - deleted);
}
});
}
});
/*
Incoming packets
*/
// Click window packet
protocol.registerIncoming(State.PLAY, 0x08, 0x08, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.UNSIGNED_BYTE); // 0 - Window ID
map(Type.SHORT); // 1 - Slot
map(Type.BYTE); // 2 - Button
map(Type.SHORT); // 3 - Action number
map(Type.VAR_INT); // 4 - Mode
map(Type.FLAT_VAR_INT_ITEM); // 5 - Clicked Item
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
handleItemToServer(wrapper.get(Type.FLAT_VAR_INT_ITEM, 0));
}
});
}
});
// Creative Inventory Action
protocol.registerIncoming(State.PLAY, 0x24, 0x24, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.SHORT); // 0 - Slot
map(Type.FLAT_VAR_INT_ITEM); // 1 - Clicked Item
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
handleItemToServer(wrapper.get(Type.FLAT_VAR_INT_ITEM, 0));
}
});
}
});
// Block break animation
protocol.registerOutgoing(State.PLAY, 0x08, 0x08, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.VAR_INT);
map(Type.POSITION1_14, Type.POSITION);
map(Type.BYTE);
}
});
// Update block entity
protocol.registerOutgoing(State.PLAY, 0x09, 0x09, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.POSITION1_14, Type.POSITION);
}
});
// Block Action
protocol.registerOutgoing(State.PLAY, 0x0A, 0x0A, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.POSITION, Type.POSITION1_14); // Location
map(Type.UNSIGNED_BYTE); // Action id
map(Type.UNSIGNED_BYTE); // Action param
map(Type.VAR_INT); // Block id - /!\ NOT BLOCK STATE
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
wrapper.set(Type.VAR_INT, 0, Protocol1_13_2To1_14.getNewBlockStateId(wrapper.get(Type.VAR_INT, 0)));
}
});
}
});
// Block Change
protocol.registerOutgoing(State.PLAY, 0xB, 0xB, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.POSITION, Type.POSITION1_14);
map(Type.VAR_INT);
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
int id = wrapper.get(Type.VAR_INT, 0);
wrapper.set(Type.VAR_INT, 0, Protocol1_13_2To1_14.getNewBlockStateId(id));
}
});
}
});
// Multi Block Change
protocol.registerOutgoing(State.PLAY, 0xF, 0xF, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.INT); // 0 - Chunk X
map(Type.INT); // 1 - Chunk Z
map(Type.BLOCK_CHANGE_RECORD_ARRAY); // 2 - Records
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
// Convert ids
for (BlockChangeRecord record : wrapper.get(Type.BLOCK_CHANGE_RECORD_ARRAY, 0)) {
int id = record.getBlockId();
record.setBlockId(Protocol1_13_2To1_14.getNewBlockStateId(id));
}
}
});
}
});
//Chunk
protocol.registerOutgoing(State.PLAY, 0x22, 0x22, 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.read(new Chunk1_14Type(clientWorld));
wrapper.write(new Chunk1_13Type(clientWorld), chunk);
for (ChunkSection section : chunk.getSections()) {
if (section == null) continue;
section.setBlockLight(new byte[2048]);
if (clientWorld.getEnvironment() == Environment.NORMAL) {
section.setSkyLight(new byte[2048]);
}
for (int i = 0; i < section.getPaletteSize(); i++) {
int old = section.getPaletteEntry(i);
int newId = Protocol1_13_2To1_14.getNewBlockStateId(old);
section.setPaletteEntry(i, newId);
}
}
}
});
}
});
// Effect packet
protocol.registerOutgoing(State.PLAY, 0x23, 0x23, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.INT); // Effect Id
map(Type.POSITION, Type.POSITION1_14); // Location
map(Type.INT); // Data
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, data = BlockItemPackets1_14.getNewItemId(data));
} else if (id == 2001) { // Block break + block break sound
wrapper.set(Type.INT, 1, data = Protocol1_14To1_13_2.getNewBlockStateId(data));
}
}
});
}
});
//spawn particle
protocol.registerOutgoing(State.PLAY, 0x24, 0x24, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.INT); // 0 - Particle ID
map(Type.BOOLEAN); // 1 - Long Distance
map(Type.FLOAT); // 2 - X
map(Type.FLOAT); // 3 - Y
map(Type.FLOAT); // 4 - Z
map(Type.FLOAT); // 5 - Offset X
map(Type.FLOAT); // 6 - Offset Y
map(Type.FLOAT); // 7 - Offset Z
map(Type.FLOAT); // 8 - Particle Data
map(Type.INT); // 9 - Particle Count
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
int id = wrapper.get(Type.INT, 0);
if (id == 3 || id == 20) {
int data = wrapper.passthrough(Type.VAR_INT);
wrapper.set(Type.VAR_INT, 0, Protocol1_14To1_13_2.getNewBlockStateId(data));
} else if (id == 27) {
handleItemToClient(wrapper.passthrough(Type.FLAT_VAR_INT_ITEM));
}
}
});
}
});
//Map Data
protocol.registerOutgoing(State.PLAY, 0x26, 0x26, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.VAR_INT);
map(Type.BYTE);
map(Type.BOOLEAN);
map(Type.BOOLEAN, Type.NOTHING); // Locked
}
});
//respawn
protocol.registerOutgoing(State.PLAY, 0x38, 0x38, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.INT); // 0 - Dimension ID
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
ClientWorld clientWorld = wrapper.user().get(ClientWorld.class);
int dimensionId = wrapper.get(Type.INT, 0);
clientWorld.setEnvironment(dimensionId);
}
});
}
});
// Spawn position
protocol.registerOutgoing(State.PLAY, 0x49, 0x49, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.POSITION, Type.POSITION1_14);
}
});
}
@Override
protected void registerRewrites() {
}
@Override
public Item handleItemToClient(Item i) {
Item item = super.handleItemToClient(i);
item.setIdentifier(getOldItemId(item.getIdentifier()));
CompoundTag tag;
if ((tag = item.getTag()) != null) {
// Display Name now uses JSON
if (tag.get("display") instanceof CompoundTag) {
CompoundTag display = tag.get("display");
if (((CompoundTag) tag.get("display")).get("Lore") instanceof ListTag) {
ListTag lore = display.get("Lore");
ListTag via = display.get(NBT_TAG_NAME + "|Lore");
if (via != null) {
display.put(ConverterRegistry.convertToTag("Lore", ConverterRegistry.convertToValue(via)));
} else {
for (Tag loreEntry : lore) {
if (loreEntry instanceof StringTag) {
((StringTag) loreEntry).setValue(
ChatRewriter.jsonTextToLegacy(
((StringTag) loreEntry).getValue()
)
);
}
}
}
display.remove(NBT_TAG_NAME + "|Lore");
}
}
}
return item;
}
@Override
public Item handleItemToServer(Item i) {
Item item = super.handleItemToServer(i);
item.setIdentifier(getNewItemId(item.getIdentifier()));
CompoundTag tag;
if ((tag = item.getTag()) != null) {
// Display Lore now uses JSON
if (tag.get("display") instanceof CompoundTag) {
CompoundTag display = tag.get("display");
if (display.get("Lore") instanceof ListTag) {
ListTag lore = display.get("Lore");
display.put(ConverterRegistry.convertToTag(NBT_TAG_NAME + "|Lore", ConverterRegistry.convertToValue(lore)));
for (Tag loreEntry : lore) {
if (loreEntry instanceof StringTag) {
((StringTag) loreEntry).setValue(
ChatRewriter.legacyTextToJson(
((StringTag) loreEntry).getValue()
)
);
}
}
}
}
}
return item;
}
public static int getNewItemId(int id) {
Integer newId = MappingData.oldToNewItems.get(id);
if (newId == null) {
ViaBackwards.getPlatform().getLogger().warning("Missing 1.14 item for 1.13.2 item " + id);
return 1;
}
return newId;
}
public static int getOldItemId(int id) {
Integer oldId = MappingData.oldToNewItems.inverse().get(id);
return oldId != null ? oldId : 1;
}
}

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package nl.matsv.viabackwards.protocol.protocol1_13_2to1_14.packets;
import nl.matsv.viabackwards.api.entities.storage.MetaStorage;
import nl.matsv.viabackwards.api.entities.types.EntityType1_13;
import nl.matsv.viabackwards.api.entities.types.EntityType1_14;
import nl.matsv.viabackwards.api.rewriters.EntityRewriter;
import nl.matsv.viabackwards.protocol.protocol1_13_2to1_14.Protocol1_13_2To1_14;
import nl.matsv.viabackwards.protocol.protocol1_13_2to1_14.data.EntityTypeMapping;
import us.myles.ViaVersion.api.PacketWrapper;
import us.myles.ViaVersion.api.remapper.PacketHandler;
import us.myles.ViaVersion.api.remapper.PacketRemapper;
import us.myles.ViaVersion.api.type.Type;
import us.myles.ViaVersion.api.type.types.version.Types1_13_2;
import us.myles.ViaVersion.api.type.types.version.Types1_14;
import us.myles.ViaVersion.packets.State;
import us.myles.ViaVersion.protocols.protocol1_9_3to1_9_1_2.storage.ClientWorld;
public class EntityPackets1_14 extends EntityRewriter<Protocol1_13_2To1_14> {
@Override
protected void registerPackets(Protocol1_13_2To1_14 protocol) {
// Spawn entity
protocol.registerOutgoing(State.PLAY, 0x0, 0x0, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.VAR_INT); // 0 - Entity id
map(Type.UUID); // 1 - UUID
map(Type.VAR_INT, Type.BYTE); // 2 - Type
map(Type.DOUBLE); // 3 - X
map(Type.DOUBLE); // 4 - Y
map(Type.DOUBLE); // 5 - Z
map(Type.BYTE); // 6 - Pitch
map(Type.BYTE); // 7 - Yaw
map(Type.INT); // 8 - Data
// Track Entity
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
int entityId = wrapper.get(Type.VAR_INT, 0);
int typeId = wrapper.get(Type.VAR_INT, 1);
EntityType1_14.EntityType type1_14 = EntityType1_14.getTypeFromId(typeId);
typeId = EntityTypeMapping.getOldId(type1_14.getId()).orElse(type1_14.getId());
EntityType1_13.EntityType type1_13 = EntityType1_13.getTypeFromId(typeId, true); // todo object id
wrapper.cancel();
if (type1_13 != null) {
if (type1_13.is(EntityType1_13.EntityType.FALLING_BLOCK)) {
int data = wrapper.get(Type.INT, 0);
wrapper.set(Type.INT, 0, Protocol1_13_2To1_14.blockItem.handleBlockID(data));
}
}
wrapper.set(Type.VAR_INT, 1, typeId);
// Register Type ID
getEntityTracker(wrapper.user()).trackEntityType(entityId, type1_13);
}
});
}
});
// Spawn mob packet
protocol.registerOutgoing(State.PLAY, 0x3, 0x3, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.VAR_INT); // 0 - Entity ID
map(Type.UUID); // 1 - Entity UUID
map(Type.VAR_INT); // 2 - Entity Type
map(Type.DOUBLE); // 3 - X
map(Type.DOUBLE); // 4 - Y
map(Type.DOUBLE); // 5 - Z
map(Type.BYTE); // 6 - Yaw
map(Type.BYTE); // 7 - Pitch
map(Type.BYTE); // 8 - Head Pitch
map(Type.SHORT); // 9 - Velocity X
map(Type.SHORT); // 10 - Velocity Y
map(Type.SHORT); // 11 - Velocity Z
map(Types1_14.METADATA_LIST, Types1_13_2.METADATA_LIST); // 12 - Metadata
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
int entityId = wrapper.get(Type.VAR_INT, 0);
int type = wrapper.get(Type.VAR_INT, 1);
type = EntityTypeMapping.getOldId(type).orElse(type);
EntityType1_13.EntityType entType = EntityType1_13.getTypeFromId(type, false);
wrapper.set(Type.VAR_INT, 1, type);
// Register Type ID
addTrackedEntity(wrapper.user(), entityId, entType);
wrapper.set(Types1_13_2.METADATA_LIST, 0,
handleMeta(
wrapper.user(),
entityId,
new MetaStorage(wrapper.get(Types1_13_2.METADATA_LIST, 0))
).getMetaDataList()
);
}
});
}
});
// Spawn painting
protocol.registerOutgoing(State.PLAY, 0x04, 0x04, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.VAR_INT);
map(Type.UUID);
map(Type.VAR_INT);
map(Type.POSITION1_14, Type.POSITION);
map(Type.BYTE);
}
});
// Spawn player packet
protocol.registerOutgoing(State.PLAY, 0x05, 0x05, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.VAR_INT); // 0 - Entity ID
map(Type.UUID); // 1 - Player UUID
map(Type.DOUBLE); // 2 - X
map(Type.DOUBLE); // 3 - Y
map(Type.DOUBLE); // 4 - Z
map(Type.BYTE); // 5 - Yaw
map(Type.BYTE); // 6 - Pitch
map(Types1_14.METADATA_LIST, Types1_13_2.METADATA_LIST); // 7 - Metadata
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
int entityId = wrapper.get(Type.VAR_INT, 0);
EntityType1_13.EntityType entType = EntityType1_13.EntityType.PLAYER;
// Register Type ID
addTrackedEntity(wrapper.user(), entityId, entType);
wrapper.set(Types1_13_2.METADATA_LIST, 0,
handleMeta(
wrapper.user(),
entityId,
new MetaStorage(wrapper.get(Types1_13_2.METADATA_LIST, 0))
).getMetaDataList()
);
}
});
}
});
// Metadata packet
protocol.registerOutgoing(State.PLAY, 0x3F, 0x3F, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.VAR_INT); // 0 - Entity ID
map(Types1_14.METADATA_LIST, Types1_13_2.METADATA_LIST); // 1 - Metadata list
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
int entityId = wrapper.get(Type.VAR_INT, 0);
wrapper.set(Types1_13_2.METADATA_LIST, 0,
handleMeta(
wrapper.user(),
entityId,
new MetaStorage(wrapper.get(Types1_13_2.METADATA_LIST, 0))
).getMetaDataList()
);
}
});
}
});
//join game
protocol.registerOutgoing(State.PLAY, 0x25, 0x25, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.INT); // 0 - Entity ID
map(Type.UNSIGNED_BYTE); // 1 - Gamemode
map(Type.INT); // 2 - Dimension
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
// Store the player
ClientWorld clientChunks = wrapper.user().get(ClientWorld.class);
int dimensionId = wrapper.get(Type.INT, 1);
clientChunks.setEnvironment(dimensionId);
int entityId = wrapper.get(Type.INT, 0);
// Register Type ID
addTrackedEntity(wrapper.user(), entityId, EntityType1_13.EntityType.PLAYER);
}
});
}
});
}
@Override
protected void registerRewrites() {
}
}

139
core/src/main/java/nl/matsv/viabackwards/protocol/protocol1_13_2to1_14/packets/PlayerPackets1_14.java Normal file
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@ -0,0 +1,139 @@
package nl.matsv.viabackwards.protocol.protocol1_13_2to1_14.packets;
import nl.matsv.viabackwards.api.rewriters.Rewriter;
import nl.matsv.viabackwards.protocol.protocol1_13_2to1_14.Protocol1_13_2To1_14;
import us.myles.ViaVersion.api.PacketWrapper;
import us.myles.ViaVersion.api.minecraft.Position;
import us.myles.ViaVersion.api.remapper.PacketHandler;
import us.myles.ViaVersion.api.remapper.PacketRemapper;
import us.myles.ViaVersion.api.type.Type;
import us.myles.ViaVersion.packets.State;
public class PlayerPackets1_14 extends Rewriter<Protocol1_13_2To1_14> {
@Override
protected void registerPackets(Protocol1_13_2To1_14 protocol) {
// Open Sign Editor
protocol.registerOutgoing(State.PLAY, 0x2D, 0x2C, new PacketRemapper() { // c
@Override
public void registerMap() {
map(Type.POSITION1_14, Type.POSITION);
}
});
// Query Block NBT
protocol.registerIncoming(State.PLAY, 0x01, 0x01, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.VAR_INT);
map(Type.POSITION, Type.POSITION1_14);
}
});
// Edit Book
protocol.registerIncoming(State.PLAY, 0x0B, 0x0B, new PacketRemapper() {
@Override
public void registerMap() {
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
Protocol1_13_2To1_14.blockItem.handleItemToServer(wrapper.passthrough(Type.FLAT_VAR_INT_ITEM));
}
});
}
});
// Player Digging
protocol.registerIncoming(State.PLAY, 0x18, 0x18, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.VAR_INT);
map(Type.POSITION, Type.POSITION1_14);
map(Type.BYTE);
}
});
// Recipe Book Data
protocol.registerIncoming(State.PLAY, 0x1B, 0x1B, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.VAR_INT);
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
int type = wrapper.get(Type.VAR_INT, 0);
if (type == 0) {
wrapper.passthrough(Type.STRING);
} else if (type == 1) {
wrapper.passthrough(Type.BOOLEAN); // Crafting Recipe Book Open
wrapper.passthrough(Type.BOOLEAN); // Crafting Recipe Filter Active
wrapper.passthrough(Type.BOOLEAN); // Smelting Recipe Book Open
wrapper.passthrough(Type.BOOLEAN); // Smelting Recipe Filter Active
// Unknown new booleans
wrapper.read(Type.BOOLEAN);
wrapper.read(Type.BOOLEAN);
wrapper.read(Type.BOOLEAN);
wrapper.read(Type.BOOLEAN);
}
}
});
}
});
// Update Command Block
protocol.registerIncoming(State.PLAY, 0x22, 0x22, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.POSITION, Type.POSITION1_14);
}
});
// Update Structure Block
protocol.registerIncoming(State.PLAY, 0x25, 0x25, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.POSITION, Type.POSITION1_14);
}
});
// Update Sign
protocol.registerIncoming(State.PLAY, 0x26, 0x26, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.POSITION, Type.POSITION1_14);
}
});
// Player Block Placement
protocol.registerIncoming(State.PLAY, 0x29, 0x29, new PacketRemapper() {
@Override
public void registerMap() {
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
Position position = wrapper.read(Type.POSITION);
int face = wrapper.read(Type.VAR_INT);
int hand = wrapper.read(Type.VAR_INT);
float x = wrapper.read(Type.FLOAT);
float y = wrapper.read(Type.FLOAT);
float z = wrapper.read(Type.FLOAT);
wrapper.write(Type.VAR_INT, hand);
wrapper.write(Type.POSITION1_14, position);
wrapper.write(Type.VAR_INT, face);
wrapper.write(Type.FLOAT, x);
wrapper.write(Type.FLOAT, y);
wrapper.write(Type.FLOAT, z);
wrapper.write(Type.BOOLEAN, false); // Inside block
}
});
}
});
}
@Override
protected void registerRewrites() {
}
}

34
core/src/main/java/nl/matsv/viabackwards/protocol/protocol1_13_2to1_14/packets/SoundPackets1_14.java Normal file
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@ -0,0 +1,34 @@
package nl.matsv.viabackwards.protocol.protocol1_13_2to1_14.packets;
import nl.matsv.viabackwards.api.rewriters.Rewriter;
import nl.matsv.viabackwards.protocol.protocol1_13_2to1_14.Protocol1_13_2To1_14;
import nl.matsv.viabackwards.protocol.protocol1_13_2to1_14.data.SoundMapping;
import us.myles.ViaVersion.api.PacketWrapper;
import us.myles.ViaVersion.api.remapper.PacketHandler;
import us.myles.ViaVersion.api.remapper.PacketRemapper;
import us.myles.ViaVersion.api.type.Type;
import us.myles.ViaVersion.packets.State;
public class SoundPackets1_14 extends Rewriter<Protocol1_13_2To1_14> {
@Override
protected void registerPackets(Protocol1_13_2To1_14 protocol) {
// Sound Effect
protocol.registerOutgoing(State.PLAY, 0x4D, 0x4D, new PacketRemapper() {
@Override
public void registerMap() {
map(Type.VAR_INT); // Sound Id
handler(new PacketHandler() {
@Override
public void handle(PacketWrapper wrapper) throws Exception {
wrapper.set(Type.VAR_INT, 0, SoundMapping.getOldSound(wrapper.get(Type.VAR_INT, 0)));
}
});
}
});
}
@Override
protected void registerRewrites() {
}
}

4
core/src/main/resources/assets/viabackwards/data/mapping-1.13.2to1.14.json Normal file
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@ -0,0 +1,4 @@
{
"blockstates": {
}
}

2
pom.xml
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@ -66,7 +66,7 @@
<dependency> <dependency>
<groupId>us.myles</groupId> <groupId>us.myles</groupId>
<artifactId>viaversion</artifactId> <artifactId>viaversion</artifactId>
<version>2.0.0-SNAPSHOT</version> <version>2.0.0-19w09a</version>
<scope>provided</scope> <scope>provided</scope>
</dependency> </dependency>
</dependencies> </dependencies>