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Implement v1_18_R2

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Flowsqy 2022-12-31 18:09:12 +01:00
parent 6d834588c3
commit 346d1685f5
10 changed files with 230 additions and 190 deletions
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85
nms/v1_18_R2/src/main/java/de/epiceric/shopchest/nms/v1_18_R2/FakeArmorStandImpl.java
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@ -1,99 +1,16 @@
package de.epiceric.shopchest.nms.v1_18_R2;
import de.epiceric.shopchest.nms.FakeArmorStand;
import io.netty.buffer.Unpooled;
import net.md_5.bungee.api.chat.TextComponent;
import net.md_5.bungee.chat.ComponentSerializer;
import net.minecraft.network.FriendlyByteBuf;
import net.minecraft.network.chat.Component;
import net.minecraft.network.protocol.game.ClientboundTeleportEntityPacket;
import net.minecraft.network.syncher.EntityDataAccessor;
import net.minecraft.network.syncher.SynchedEntityData;
import net.minecraft.world.entity.Entity;
import net.minecraft.world.entity.EntityType;
import net.minecraft.world.entity.decoration.ArmorStand;
import org.bukkit.Location;
import org.bukkit.entity.Player;
import java.lang.reflect.Field;
import java.util.List;
import java.util.Optional;
public class FakeArmorStandImpl extends FakeEntityImpl<String> implements FakeArmorStand {
private final static byte INVISIBLE_FLAG = 0b100000;
private final static byte MARKER_FLAG = 0b10000;
private final static EntityDataAccessor<Byte> DATA_SHARED_FLAGS_ID;
private final static EntityDataAccessor<Optional<Component>> DATA_CUSTOM_NAME;
private final static EntityDataAccessor<Boolean> DATA_CUSTOM_NAME_VISIBLE;
private final static float MARKER_ARMOR_STAND_OFFSET = 1.975f;
static {
try {
final Field dataSharedFlagsId = Entity.class.getDeclaredField("Z"); // DATA_SHARED_FLAGS_ID
dataSharedFlagsId.setAccessible(true);
DATA_SHARED_FLAGS_ID = forceCast(dataSharedFlagsId.get(null));
final Field dataCustomNameField = Entity.class.getDeclaredField("aM"); // DATA_CUSTOM_NAME
dataCustomNameField.setAccessible(true);
DATA_CUSTOM_NAME = forceCast(dataCustomNameField.get(null));
final Field dataCustomNameVisibleField = Entity.class.getDeclaredField("aN"); // DATA_CUSTOM_NAME_VISIBLE
dataCustomNameVisibleField.setAccessible(true);
DATA_CUSTOM_NAME_VISIBLE = forceCast(dataCustomNameVisibleField.get(null));
} catch (ReflectiveOperationException e) {
throw new RuntimeException(e);
}
}
public class FakeArmorStandImpl extends FakeEntityImpl implements FakeArmorStand {
public FakeArmorStandImpl() {
super();
}
@Override
public void sendData(String name, Iterable<Player> receivers) {
sendData(receivers, name);
}
@Override
protected EntityType<?> getEntityType() {
return EntityType.ARMOR_STAND;
}
@Override
protected float getSpawnOffSet() {
return MARKER_ARMOR_STAND_OFFSET;
}
@Override
protected int getDataItemCount() {
return 4;
}
@Override
protected void addSpecificData(List<SynchedEntityData.DataItem<?>> packedItems, String name) {
packedItems.add(new SynchedEntityData.DataItem<>(DATA_SHARED_FLAGS_ID, INVISIBLE_FLAG));
packedItems.add(new SynchedEntityData.DataItem<>(DATA_CUSTOM_NAME, Optional.ofNullable(
Component.Serializer.fromJson(
ComponentSerializer.toString(
TextComponent.fromLegacyText(name)
)
)
)));
packedItems.add(new SynchedEntityData.DataItem<>(DATA_CUSTOM_NAME_VISIBLE, true));
packedItems.add(new SynchedEntityData.DataItem<>(ArmorStand.DATA_CLIENT_FLAGS, MARKER_FLAG));
}
@Override
public void setLocation(Location location, Iterable<Player> receivers) {
final FriendlyByteBuf buffer = new FriendlyByteBuf(Unpooled.buffer());
buffer.writeVarInt(entityId);
buffer.writeDouble(location.getX());
buffer.writeDouble(location.getY() + MARKER_ARMOR_STAND_OFFSET);
buffer.writeDouble(location.getZ());
buffer.writeByte(0);
buffer.writeByte(0);
buffer.writeBoolean(false);
final ClientboundTeleportEntityPacket positionPacket = new ClientboundTeleportEntityPacket(buffer);
sendPacket(positionPacket, receivers);
}
}

103
nms/v1_18_R2/src/main/java/de/epiceric/shopchest/nms/v1_18_R2/FakeEntityImpl.java
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@ -1,43 +1,35 @@
package de.epiceric.shopchest.nms.v1_18_R2;
import de.epiceric.shopchest.nms.FakeEntity;
import net.minecraft.network.protocol.Packet;
import net.minecraft.network.protocol.game.ClientboundAddEntityPacket;
import net.minecraft.network.protocol.game.ClientboundRemoveEntitiesPacket;
import net.minecraft.network.protocol.game.ClientboundSetEntityDataPacket;
import net.minecraft.network.syncher.EntityDataAccessor;
import de.epiceric.shopchest.nms.PacketQueue;
import de.epiceric.shopchest.nms.ReflectionUtils;
import de.epiceric.shopchest.nms.metadata.MetadataValue;
import de.epiceric.shopchest.nms.v1_18_R2.metadata.ExplicitMetadataValue;
import io.netty.buffer.Unpooled;
import net.minecraft.network.FriendlyByteBuf;
import net.minecraft.network.protocol.game.*;
import net.minecraft.network.syncher.SynchedEntityData;
import net.minecraft.world.entity.Entity;
import net.minecraft.world.entity.EntityType;
import net.minecraft.world.phys.Vec3;
import org.bukkit.Location;
import org.bukkit.craftbukkit.v1_18_R2.entity.CraftPlayer;
import org.bukkit.entity.Player;
import org.bukkit.util.Vector;
import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.List;
import java.util.UUID;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.stream.Collectors;
import java.util.stream.Stream;
public abstract class FakeEntityImpl<T> implements FakeEntity {
public abstract class FakeEntityImpl implements FakeEntity {
private final static AtomicInteger ENTITY_COUNTER;
private final static EntityDataAccessor<Boolean> DATA_NO_GRAVITY;
private final static EntityDataAccessor<Boolean> DATA_SILENT;
private final static Field packedItemField;
static {
try {
final Field entityCounterField = Entity.class.getDeclaredField("c"); // ENTITY_COUNTER
entityCounterField.setAccessible(true);
ENTITY_COUNTER = (AtomicInteger) entityCounterField.get(null);
final Field dataNoGravityField = Entity.class.getDeclaredField("aP"); // DATA_NO_GRAVITY
dataNoGravityField.setAccessible(true);
DATA_NO_GRAVITY = forceCast(dataNoGravityField.get(null));
final Field dataSilentField = Entity.class.getDeclaredField("aO"); // DATA_SILENT
dataSilentField.setAccessible(true);
DATA_SILENT = forceCast(dataSilentField.get(null));
ENTITY_COUNTER = (AtomicInteger) ReflectionUtils.getPrivateStaticFieldValue(Entity.class, "c");
packedItemField = ClientboundSetEntityDataPacket.class.getDeclaredField("b"); // packedItems
packedItemField.setAccessible(true);
} catch (ReflectiveOperationException e) {
@ -45,35 +37,24 @@ public abstract class FakeEntityImpl<T> implements FakeEntity {
}
}
protected final int entityId;
private final int entityId;
public FakeEntityImpl() {
entityId = ENTITY_COUNTER.incrementAndGet();
}
@SuppressWarnings("unchecked")
protected static <T> T forceCast(Object o) {
return (T) o;
}
@Override
public int getEntityId() {
return entityId;
}
protected void sendPacket(Packet<?> packet, Iterable<Player> receivers) {
for (Player receiver : receivers) {
((CraftPlayer) receiver).getHandle().connection.send(packet);
}
}
@Override
public void spawn(UUID uuid, Location location, Iterable<Player> receivers) {
final ClientboundAddEntityPacket spawnPacket = new ClientboundAddEntityPacket(
public void create(PacketQueue packetQueue, UUID uuid, Location location) {
final ClientboundAddEntityPacket addPacket = new ClientboundAddEntityPacket(
entityId,
uuid,
location.getX(),
location.getY() + getSpawnOffSet(),
location.getY(),
location.getZ(),
0f,
0f,
@ -81,25 +62,38 @@ public abstract class FakeEntityImpl<T> implements FakeEntity {
0,
Vec3.ZERO
);
sendPacket(spawnPacket, receivers);
((PacketQueueImpl) packetQueue).register(addPacket);
}
protected abstract EntityType<?> getEntityType();
@Override
public void remove(PacketQueue packetQueue) {
final ClientboundRemoveEntitiesPacket removePacket = new ClientboundRemoveEntitiesPacket(entityId);
((PacketQueueImpl) packetQueue).register(removePacket);
}
@Override
public void remove(Iterable<Player> receivers) {
final ClientboundRemoveEntitiesPacket removePacket = new ClientboundRemoveEntitiesPacket(entityId);
sendPacket(removePacket, receivers);
public void teleport(PacketQueue packetQueue, Vector position) {
final FriendlyByteBuf buffer = new FriendlyByteBuf(Unpooled.buffer());
buffer.writeVarInt(entityId);
buffer.writeDouble(position.getX());
buffer.writeDouble(position.getY());
buffer.writeDouble(position.getZ());
buffer.writeByte(0);
buffer.writeByte(0);
buffer.writeBoolean(false);
final ClientboundTeleportEntityPacket positionPacket = new ClientboundTeleportEntityPacket(buffer);
((PacketQueueImpl) packetQueue).register(positionPacket);
}
protected void sendData(Iterable<Player> receivers, T data) {
// Create packet
@Override
public void metadata(PacketQueue packetQueue, MetadataValue[] values) {
final List<SynchedEntityData.DataItem<?>> packedItems = Stream.of(values)
.map(value -> ((ExplicitMetadataValue) value).toNMS())
.collect(Collectors.toList());
final SynchedEntityData entityData = new SynchedEntityData(null);
final ClientboundSetEntityDataPacket dataPacket = new ClientboundSetEntityDataPacket(entityId, entityData, false);
final List<SynchedEntityData.DataItem<?>> packedItems = new ArrayList<>(2 + getDataItemCount());
// Setup data
packedItems.add(new SynchedEntityData.DataItem<>(DATA_NO_GRAVITY, true));
packedItems.add(new SynchedEntityData.DataItem<>(DATA_SILENT, true));
addSpecificData(packedItems, data);
try {
packedItemField.set(dataPacket, packedItems);
@ -107,18 +101,13 @@ public abstract class FakeEntityImpl<T> implements FakeEntity {
throw new RuntimeException(e);
}
// Send packet
sendPacket(dataPacket, receivers);
((PacketQueueImpl) packetQueue).register(dataPacket);
}
protected abstract EntityType<?> getEntityType();
protected float getSpawnOffSet() {
return 0f;
@Override
public void cancelVelocity(PacketQueue packetQueue) {
final ClientboundSetEntityMotionPacket velocityPacket = new ClientboundSetEntityMotionPacket(getEntityId(), Vec3.ZERO);
((PacketQueueImpl) packetQueue).register(velocityPacket);
}
protected abstract int getDataItemCount();
protected abstract void addSpecificData(List<SynchedEntityData.DataItem<?>> packedItems, T data);
}

46
nms/v1_18_R2/src/main/java/de/epiceric/shopchest/nms/v1_18_R2/FakeItemImpl.java
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@ -1,60 +1,16 @@
package de.epiceric.shopchest.nms.v1_18_R2;
import de.epiceric.shopchest.nms.FakeItem;
import net.minecraft.network.protocol.game.ClientboundSetEntityMotionPacket;
import net.minecraft.network.syncher.EntityDataAccessor;
import net.minecraft.network.syncher.SynchedEntityData;
import net.minecraft.world.entity.EntityType;
import net.minecraft.world.entity.item.ItemEntity;
import net.minecraft.world.phys.Vec3;
import org.bukkit.craftbukkit.v1_18_R2.inventory.CraftItemStack;
import org.bukkit.entity.Player;
import org.bukkit.inventory.ItemStack;
import java.lang.reflect.Field;
import java.util.List;
public class FakeItemImpl extends FakeEntityImpl<ItemStack> implements FakeItem {
private final static EntityDataAccessor<net.minecraft.world.item.ItemStack> DATA_ITEM;
static {
try {
final Field dataItemField = ItemEntity.class.getDeclaredField("c"); // DATA_ITEM
dataItemField.setAccessible(true);
DATA_ITEM = forceCast(dataItemField.get(null));
} catch (ReflectiveOperationException e) {
throw new RuntimeException(e);
}
}
public class FakeItemImpl extends FakeEntityImpl implements FakeItem {
public FakeItemImpl() {
super();
}
@Override
public void sendData(ItemStack item, Iterable<Player> receivers) {
sendData(receivers, item);
}
@Override
public void resetVelocity(Iterable<Player> receivers) {
final ClientboundSetEntityMotionPacket velocityPacket = new ClientboundSetEntityMotionPacket(entityId, Vec3.ZERO);
sendPacket(velocityPacket, receivers);
}
@Override
protected EntityType<?> getEntityType() {
return EntityType.ITEM;
}
@Override
protected int getDataItemCount() {
return 1;
}
@Override
protected void addSpecificData(List<SynchedEntityData.DataItem<?>> packedItems, ItemStack data) {
packedItems.add(new SynchedEntityData.DataItem<>(DATA_ITEM, CraftItemStack.asNMSCopy(data)));
}
}

33
nms/v1_18_R2/src/main/java/de/epiceric/shopchest/nms/v1_18_R2/PacketQueueImpl.java Normal file
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@ -0,0 +1,33 @@
package de.epiceric.shopchest.nms.v1_18_R2;
import de.epiceric.shopchest.nms.PacketQueue;
import net.minecraft.network.protocol.Packet;
import net.minecraft.server.network.ServerPlayerConnection;
import org.bukkit.craftbukkit.v1_18_R2.entity.CraftPlayer;
import org.bukkit.entity.Player;
import java.util.LinkedList;
import java.util.List;
public class PacketQueueImpl implements PacketQueue {
private final List<Packet<?>> packets;
public PacketQueueImpl() {
packets = new LinkedList<>();
}
public void register(Packet<?> packet) {
packets.add(packet);
}
@Override
public void send(Iterable<Player> receivers) {
for (Player player : receivers) {
final ServerPlayerConnection connection = ((CraftPlayer) player).getHandle().connection;
for (Packet<?> packet : packets) {
connection.send(packet);
}
}
}
}

17
nms/v1_18_R2/src/main/java/de/epiceric/shopchest/nms/v1_18_R2/PlatformImpl.java
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@ -1,9 +1,8 @@
package de.epiceric.shopchest.nms.v1_18_R2;
import de.epiceric.shopchest.nms.FakeArmorStand;
import de.epiceric.shopchest.nms.FakeItem;
import de.epiceric.shopchest.nms.Platform;
import de.epiceric.shopchest.nms.TextComponentHelper;
import de.epiceric.shopchest.nms.*;
import de.epiceric.shopchest.nms.metadata.MetadataProperties;
import de.epiceric.shopchest.nms.v1_18_R2.metadata.MetadataPropertiesImpl;
public class PlatformImpl implements Platform {
@ -17,9 +16,19 @@ public class PlatformImpl implements Platform {
return new FakeItemImpl();
}
@Override
public PacketQueue createPacketQueue() {
return new PacketQueueImpl();
}
@Override
public TextComponentHelper getTextComponentHelper() {
return new TextComponentHelperImpl();
}
@Override
public MetadataProperties getMetadataProperties() {
return new MetadataPropertiesImpl();
}
}

17
nms/v1_18_R2/src/main/java/de/epiceric/shopchest/nms/v1_18_R2/metadata/ArmorStandMetadataProperties.java Normal file
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@ -0,0 +1,17 @@
package de.epiceric.shopchest.nms.v1_18_R2.metadata;
import de.epiceric.shopchest.nms.metadata.MetadataProperties;
import de.epiceric.shopchest.nms.metadata.MetadataProperty;
import net.minecraft.network.syncher.SynchedEntityData;
import net.minecraft.world.entity.decoration.ArmorStand;
public class ArmorStandMetadataProperties implements MetadataProperties.ArmorStand {
private final static byte MARKER_FLAG = 0b10000;
@Override
public MetadataProperty<Boolean> marker() {
return value -> (ExplicitMetadataValue) () -> new SynchedEntityData.DataItem<>(ArmorStand.DATA_CLIENT_FLAGS, value ? MARKER_FLAG : 0);
}
}

60
nms/v1_18_R2/src/main/java/de/epiceric/shopchest/nms/v1_18_R2/metadata/EntityMetadataProperties.java Normal file
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@ -0,0 +1,60 @@
package de.epiceric.shopchest.nms.v1_18_R2.metadata;
import de.epiceric.shopchest.nms.NMSComponent;
import de.epiceric.shopchest.nms.ReflectionUtils;
import de.epiceric.shopchest.nms.metadata.MetadataProperties;
import de.epiceric.shopchest.nms.metadata.MetadataProperty;
import net.minecraft.network.chat.Component;
import net.minecraft.network.syncher.EntityDataAccessor;
import net.minecraft.network.syncher.SynchedEntityData;
import net.minecraft.world.entity.Entity;
import java.util.Optional;
public class EntityMetadataProperties implements MetadataProperties.Entity {
private final static EntityDataAccessor<Boolean> DATA_NO_GRAVITY;
private final static EntityDataAccessor<Boolean> DATA_SILENT;
private final static EntityDataAccessor<Byte> DATA_SHARED_FLAGS_ID;
private final static EntityDataAccessor<Optional<Component>> DATA_CUSTOM_NAME;
private final static EntityDataAccessor<Boolean> DATA_CUSTOM_NAME_VISIBLE;
private final static byte INVISIBLE_FLAG = 0b100000;
static {
try {
DATA_NO_GRAVITY = ReflectionUtils.forceCast(ReflectionUtils.getPrivateStaticFieldValue(Entity.class, "aP"));
DATA_SILENT = ReflectionUtils.forceCast(ReflectionUtils.getPrivateStaticFieldValue(Entity.class, "aO"));
DATA_SHARED_FLAGS_ID = ReflectionUtils.forceCast(ReflectionUtils.getPrivateStaticFieldValue(Entity.class, "Z"));
DATA_CUSTOM_NAME = ReflectionUtils.forceCast(ReflectionUtils.getPrivateStaticFieldValue(Entity.class, "aM"));
DATA_CUSTOM_NAME_VISIBLE = ReflectionUtils.forceCast(ReflectionUtils.getPrivateStaticFieldValue(Entity.class, "aN"));
} catch (ReflectiveOperationException e) {
throw new RuntimeException(e);
}
}
@Override
public MetadataProperty<Boolean> noGravity() {
return value -> (ExplicitMetadataValue) () -> new SynchedEntityData.DataItem<>(DATA_NO_GRAVITY, value);
}
@Override
public MetadataProperty<Boolean> silent() {
return value -> (ExplicitMetadataValue) () -> new SynchedEntityData.DataItem<>(DATA_SILENT, value);
}
@Override
public MetadataProperty<Boolean> invisible() {
return value -> (ExplicitMetadataValue) () -> new SynchedEntityData.DataItem<>(DATA_SHARED_FLAGS_ID, value ? INVISIBLE_FLAG : 0);
}
@Override
public MetadataProperty<NMSComponent> customName() {
// TODO Handle customName properly
return value -> (ExplicitMetadataValue) () -> new SynchedEntityData.DataItem<>(DATA_CUSTOM_NAME, Optional.ofNullable(null));
}
@Override
public MetadataProperty<Boolean> customNameVisible() {
return value -> (ExplicitMetadataValue) () -> new SynchedEntityData.DataItem<>(DATA_CUSTOM_NAME_VISIBLE, true);
}
}

10
nms/v1_18_R2/src/main/java/de/epiceric/shopchest/nms/v1_18_R2/metadata/ExplicitMetadataValue.java Normal file
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@ -0,0 +1,10 @@
package de.epiceric.shopchest.nms.v1_18_R2.metadata;
import de.epiceric.shopchest.nms.metadata.MetadataValue;
import net.minecraft.network.syncher.SynchedEntityData;
public interface ExplicitMetadataValue extends MetadataValue {
SynchedEntityData.DataItem<?> toNMS();
}

28
nms/v1_18_R2/src/main/java/de/epiceric/shopchest/nms/v1_18_R2/metadata/ItemMetadataProperties.java Normal file
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@ -0,0 +1,28 @@
package de.epiceric.shopchest.nms.v1_18_R2.metadata;
import de.epiceric.shopchest.nms.ReflectionUtils;
import de.epiceric.shopchest.nms.metadata.MetadataProperties;
import de.epiceric.shopchest.nms.metadata.MetadataProperty;
import net.minecraft.network.syncher.EntityDataAccessor;
import net.minecraft.network.syncher.SynchedEntityData;
import net.minecraft.world.entity.item.ItemEntity;
import org.bukkit.craftbukkit.v1_18_R2.inventory.CraftItemStack;
import org.bukkit.inventory.ItemStack;
public class ItemMetadataProperties implements MetadataProperties.Item {
private final static EntityDataAccessor<net.minecraft.world.item.ItemStack> DATA_ITEM;
static {
try {
DATA_ITEM = ReflectionUtils.forceCast(ReflectionUtils.getPrivateStaticFieldValue(ItemEntity.class, "c"));
} catch (ReflectiveOperationException e) {
throw new RuntimeException(e);
}
}
@Override
public MetadataProperty<ItemStack> item() {
return value -> (ExplicitMetadataValue) () -> new SynchedEntityData.DataItem<>(DATA_ITEM, CraftItemStack.asNMSCopy(value));
}
}

21
nms/v1_18_R2/src/main/java/de/epiceric/shopchest/nms/v1_18_R2/metadata/MetadataPropertiesImpl.java Normal file
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@ -0,0 +1,21 @@
package de.epiceric.shopchest.nms.v1_18_R2.metadata;
import de.epiceric.shopchest.nms.metadata.MetadataProperties;
public class MetadataPropertiesImpl implements MetadataProperties {
@Override
public Entity entity() {
return new EntityMetadataProperties();
}
@Override
public ArmorStand armorStand() {
return new ArmorStandMetadataProperties();
}
@Override
public Item item() {
return new ItemMetadataProperties();
}
}