Move classes into packages, clean up packet handling into classes, yaw/pitch should be consistent

This commit is contained in:
libraryaddict
2019-01-03 15:13:03 +13:00
parent 43701c1fe8
commit cada0f4f91
68 changed files with 4009 additions and 3625 deletions

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package me.libraryaddict.disguise.utilities.packets.packethandlers;
import com.comphenix.protocol.PacketType;
import com.comphenix.protocol.events.PacketContainer;
import me.libraryaddict.disguise.DisguiseConfig;
import me.libraryaddict.disguise.disguisetypes.Disguise;
import me.libraryaddict.disguise.disguisetypes.watchers.PlayerWatcher;
import me.libraryaddict.disguise.utilities.packets.IPacketHandler;
import me.libraryaddict.disguise.utilities.packets.LibsPackets;
import org.bukkit.entity.Entity;
import org.bukkit.entity.Player;
/**
* Created by libraryaddict on 3/01/2019.
*/
public class PacketHandlerAnimation implements IPacketHandler {
@Override
public PacketType[] getHandledPackets() {
return new PacketType[]{PacketType.Play.Server.ANIMATION};
}
@Override
public void handle(Disguise disguise, PacketContainer sentPacket, LibsPackets packets, Player observer,
Entity entity) {
// Else if the disguise is attempting to send players a forbidden packet
if (disguise.getType().isMisc() || (sentPacket.getIntegers().read(1) == 2 && (!disguise.getType().isPlayer() ||
(DisguiseConfig.isBedPacketsEnabled() && ((PlayerWatcher) disguise.getWatcher()).isSleeping())))) {
packets.clear();
}
}
}

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package me.libraryaddict.disguise.utilities.packets.packethandlers;
import com.comphenix.protocol.PacketType;
import com.comphenix.protocol.events.PacketContainer;
import com.comphenix.protocol.wrappers.WrappedAttribute;
import me.libraryaddict.disguise.DisguiseConfig;
import me.libraryaddict.disguise.disguisetypes.Disguise;
import me.libraryaddict.disguise.disguisetypes.watchers.LivingWatcher;
import me.libraryaddict.disguise.utilities.packets.IPacketHandler;
import me.libraryaddict.disguise.utilities.packets.LibsPackets;
import me.libraryaddict.disguise.utilities.reflection.DisguiseValues;
import org.bukkit.entity.Entity;
import org.bukkit.entity.Player;
import java.util.ArrayList;
import java.util.List;
/**
* Created by libraryaddict on 3/01/2019.
*/
public class PacketHandlerAttributes implements IPacketHandler {
@Override
public PacketType[] getHandledPackets() {
return new PacketType[]{PacketType.Play.Server.UPDATE_ATTRIBUTES};
}
@Override
public void handle(Disguise disguise, PacketContainer sentPacket, LibsPackets packets, Player observer,
Entity entity) {
if (disguise.isMiscDisguise()) {
packets.clear();
} else {
List<WrappedAttribute> attributes = new ArrayList<>();
for (WrappedAttribute attribute : sentPacket.getAttributeCollectionModifier().read(0)) {
if (attribute.getAttributeKey().equals("generic.maxHealth")) {
packets.clear();
PacketContainer updateAttributes = new PacketContainer(PacketType.Play.Server.UPDATE_ATTRIBUTES);
packets.addPacket(updateAttributes);
WrappedAttribute.Builder builder;
if (((LivingWatcher) disguise.getWatcher()).isMaxHealthSet()) {
builder = WrappedAttribute.newBuilder();
builder.attributeKey("generic.maxHealth");
builder.baseValue(((LivingWatcher) disguise.getWatcher()).getMaxHealth());
} else if (DisguiseConfig.isMaxHealthDeterminedByDisguisedEntity()) {
builder = WrappedAttribute.newBuilder(attribute);
} else {
builder = WrappedAttribute.newBuilder();
builder.attributeKey("generic.maxHealth");
builder.baseValue(DisguiseValues.getDisguiseValues(disguise.getType()).getMaxHealth());
}
builder.packet(updateAttributes);
attributes.add(builder.build());
break;
}
}
if (!attributes.isEmpty()) {
packets.getPackets().get(0).getIntegers().write(0, entity.getEntityId());
packets.getPackets().get(0).getAttributeCollectionModifier().write(0, attributes);
} else {
packets.clear();
}
}
}
}

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package me.libraryaddict.disguise.utilities.packets.packethandlers;
import com.comphenix.protocol.PacketType;
import com.comphenix.protocol.events.PacketContainer;
import me.libraryaddict.disguise.disguisetypes.Disguise;
import me.libraryaddict.disguise.utilities.packets.IPacketHandler;
import me.libraryaddict.disguise.utilities.packets.LibsPackets;
import org.bukkit.entity.Entity;
import org.bukkit.entity.Player;
/**
* Created by libraryaddict on 3/01/2019.
*/
public class PacketHandlerBed implements IPacketHandler {
@Override
public PacketType[] getHandledPackets() {
return new PacketType[]{PacketType.Play.Server.BED};
}
@Override
public void handle(Disguise disguise, PacketContainer sentPacket, LibsPackets packets, Player observer,
Entity entity) {
// If the entity is going into a bed, stop everything but players from doing this
if (!disguise.getType().isPlayer()) {
packets.clear();
}
}
}

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package me.libraryaddict.disguise.utilities.packets.packethandlers;
import com.comphenix.protocol.PacketType;
import com.comphenix.protocol.events.PacketContainer;
import com.comphenix.protocol.reflect.StructureModifier;
import me.libraryaddict.disguise.DisguiseConfig;
import me.libraryaddict.disguise.disguisetypes.Disguise;
import me.libraryaddict.disguise.disguisetypes.watchers.PlayerWatcher;
import me.libraryaddict.disguise.utilities.packets.IPacketHandler;
import me.libraryaddict.disguise.utilities.packets.LibsPackets;
import org.bukkit.entity.Entity;
import org.bukkit.entity.Player;
/**
* Created by libraryaddict on 3/01/2019.
*/
public class PacketHandlerCollect implements IPacketHandler {
@Override
public PacketType[] getHandledPackets() {
return new PacketType[]{PacketType.Play.Server.COLLECT};
}
@Override
public void handle(Disguise disguise, PacketContainer sentPacket, LibsPackets packets, Player observer,
Entity entity) {
if (disguise.getType().isMisc()) {
packets.clear();
} else if (DisguiseConfig.isBedPacketsEnabled() && disguise.getType().isPlayer() &&
((PlayerWatcher) disguise.getWatcher()).isSleeping()) {
PacketContainer newPacket = new PacketContainer(PacketType.Play.Server.ANIMATION);
StructureModifier<Integer> mods = newPacket.getIntegers();
mods.write(0, disguise.getEntity().getEntityId());
mods.write(1, 3);
packets.clear();
packets.addPacket(newPacket);
packets.addPacket(sentPacket);
}
}
}

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package me.libraryaddict.disguise.utilities.packets.packethandlers;
import com.comphenix.protocol.PacketType;
import com.comphenix.protocol.events.PacketContainer;
import me.libraryaddict.disguise.disguisetypes.Disguise;
import me.libraryaddict.disguise.utilities.packets.IPacketHandler;
import me.libraryaddict.disguise.utilities.packets.LibsPackets;
import org.bukkit.entity.Entity;
import org.bukkit.entity.Player;
/**
* Created by libraryaddict on 3/01/2019.
*/
public class PacketHandlerEntityStatus implements IPacketHandler {
@Override
public PacketType[] getHandledPackets() {
return new PacketType[]{PacketType.Play.Server.ENTITY_STATUS};
}
@Override
public void handle(Disguise disguise, PacketContainer sentPacket, LibsPackets packets, Player observer,
Entity entity) {
// If the entity is updating their status, stop them from showing death
if (packets.getPackets().get(0).getBytes().read(0) == (byte) 3) {
packets.clear();
}
}
}

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package me.libraryaddict.disguise.utilities.packets.packethandlers;
import com.comphenix.protocol.PacketType;
import com.comphenix.protocol.events.PacketContainer;
import com.comphenix.protocol.wrappers.WrappedDataWatcher;
import com.comphenix.protocol.wrappers.WrappedWatchableObject;
import me.libraryaddict.disguise.DisguiseConfig;
import me.libraryaddict.disguise.disguisetypes.Disguise;
import me.libraryaddict.disguise.utilities.packets.IPacketHandler;
import me.libraryaddict.disguise.utilities.packets.LibsPackets;
import me.libraryaddict.disguise.utilities.reflection.ReflectionManager;
import org.bukkit.Material;
import org.bukkit.entity.Entity;
import org.bukkit.entity.Player;
import org.bukkit.inventory.EquipmentSlot;
import org.bukkit.inventory.ItemStack;
import java.util.ArrayList;
import java.util.List;
/**
* Created by libraryaddict on 3/01/2019.
*/
public class PacketHandlerEquipment implements IPacketHandler {
@Override
public PacketType[] getHandledPackets() {
return new PacketType[]{PacketType.Play.Server.ENTITY_EQUIPMENT};
}
@Override
public void handle(Disguise disguise, PacketContainer sentPacket, LibsPackets packets, Player observer,
Entity entity) {
// Else if the disguise is updating equipment
EquipmentSlot slot = ReflectionManager.createEquipmentSlot(packets.getPackets().get(0).getModifier().read(1));
org.bukkit.inventory.ItemStack itemStack = disguise.getWatcher().getItemStack(slot);
if (itemStack != null) {
packets.clear();
PacketContainer equipPacket = sentPacket.shallowClone();
packets.addPacket(equipPacket);
equipPacket.getModifier()
.write(2, ReflectionManager.getNmsItem(itemStack.getType() == Material.AIR ? null : itemStack));
}
if (disguise.getWatcher().isRightClicking() && slot == EquipmentSlot.HAND) {
ItemStack heldItem = packets.getPackets().get(0).getItemModifier().read(0);
if (heldItem != null && heldItem.getType() != Material.AIR) {
// Convert the datawatcher
List<WrappedWatchableObject> list = new ArrayList<>();
if (DisguiseConfig.isMetadataPacketsEnabled()) {
WrappedWatchableObject watch = ReflectionManager
.createWatchable(0, WrappedDataWatcher.getEntityWatcher(entity).getByte(0));
if (watch != null)
list.add(watch);
list = disguise.getWatcher().convert(list);
} else {
for (WrappedWatchableObject obj : disguise.getWatcher().getWatchableObjects()) {
if (obj.getIndex() == 0) {
list.add(obj);
break;
}
}
}
// Construct the packets to return
PacketContainer packetBlock = new PacketContainer(PacketType.Play.Server.ENTITY_METADATA);
packetBlock.getModifier().write(0, entity.getEntityId());
packetBlock.getWatchableCollectionModifier().write(0, list);
PacketContainer packetUnblock = packetBlock.deepClone();
// Make a packet to send the 'unblock'
for (WrappedWatchableObject watcher : packetUnblock.getWatchableCollectionModifier().read(0)) {
watcher.setValue((byte) ((byte) watcher.getValue() & ~(1 << 4)));
}
// Send the unblock before the itemstack change so that the 2nd metadata packet works. Why?
// Scheduler
// delay.
PacketContainer packet1 = packets.getPackets().get(0);
packets.clear();
packets.addPacket(packetUnblock);
packets.addPacket(packet1);
packets.addPacket(packetBlock);
// Silly mojang made the right clicking datawatcher value only valid for one use. So I have
// to reset
// it.
}
}
}
}

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package me.libraryaddict.disguise.utilities.packets.packethandlers;
import com.comphenix.protocol.PacketType;
import com.comphenix.protocol.events.PacketContainer;
import com.comphenix.protocol.reflect.StructureModifier;
import me.libraryaddict.disguise.disguisetypes.Disguise;
import me.libraryaddict.disguise.utilities.DisguiseUtilities;
import me.libraryaddict.disguise.utilities.packets.IPacketHandler;
import me.libraryaddict.disguise.utilities.packets.LibsPackets;
import org.bukkit.Location;
import org.bukkit.entity.Entity;
import org.bukkit.entity.EntityType;
import org.bukkit.entity.Player;
/**
* Created by libraryaddict on 3/01/2019.
*/
public class PacketHandlerHeadRotation implements IPacketHandler {
@Override
public PacketType[] getHandledPackets() {
return new PacketType[]{PacketType.Play.Server.ENTITY_HEAD_ROTATION};
}
@Override
public void handle(Disguise disguise, PacketContainer sentPacket, LibsPackets packets, Player observer,
Entity entity) {
if (disguise.getType().isPlayer() && entity.getType() != EntityType.PLAYER) {
Location loc = entity.getLocation();
byte pitch = DisguiseUtilities
.getPitch(disguise.getType(), entity.getType(), (byte) (int) (loc.getPitch() * 256.0F / 360.0F));
byte yaw = DisguiseUtilities.getYaw(disguise.getType(), entity.getType(), sentPacket.getBytes().read(0));
PacketContainer rotation = new PacketContainer(PacketType.Play.Server.ENTITY_HEAD_ROTATION);
StructureModifier<Object> mods = rotation.getModifier();
mods.write(0, entity.getEntityId());
mods.write(1, yaw);
PacketContainer look = new PacketContainer(PacketType.Play.Server.ENTITY_LOOK);
look.getIntegers().write(0, entity.getEntityId());
look.getBytes().write(0, yaw);
look.getBytes().write(1, pitch);
packets.clear();
packets.addPacket(look);
packets.addPacket(rotation);
}
}
}

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package me.libraryaddict.disguise.utilities.packets.packethandlers;
import com.comphenix.protocol.PacketType;
import com.comphenix.protocol.events.PacketContainer;
import com.comphenix.protocol.reflect.StructureModifier;
import com.comphenix.protocol.wrappers.WrappedWatchableObject;
import me.libraryaddict.disguise.DisguiseConfig;
import me.libraryaddict.disguise.disguisetypes.Disguise;
import me.libraryaddict.disguise.utilities.packets.IPacketHandler;
import me.libraryaddict.disguise.utilities.packets.LibsPackets;
import me.libraryaddict.disguise.utilities.packets.PacketsHandler;
import org.bukkit.entity.Entity;
import org.bukkit.entity.Player;
import java.util.List;
/**
* Created by libraryaddict on 3/01/2019.
*/
public class PacketHandlerMetadata implements IPacketHandler {
private PacketsHandler packetsHandler;
public PacketHandlerMetadata(PacketsHandler packetsHandler) {
this.packetsHandler = packetsHandler;
}
@Override
public PacketType[] getHandledPackets() {
return new PacketType[]{PacketType.Play.Server.ENTITY_METADATA};
}
@Override
public void handle(Disguise disguise, PacketContainer sentPacket, LibsPackets packets, Player observer,
Entity entity) {
packets.clear();
if (DisguiseConfig.isMetadataPacketsEnabled() && packetsHandler.isCancelMeta(disguise, observer)) {
List<WrappedWatchableObject> watchableObjects = disguise.getWatcher()
.convert(sentPacket.getWatchableCollectionModifier().read(0));
PacketContainer metaPacket = new PacketContainer(PacketType.Play.Server.ENTITY_METADATA);
packets.addPacket(metaPacket);
StructureModifier<Object> newMods = metaPacket.getModifier();
newMods.write(0, entity.getEntityId());
metaPacket.getWatchableCollectionModifier().write(0, watchableObjects);
}
}
}

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package me.libraryaddict.disguise.utilities.packets.packethandlers;
import com.comphenix.protocol.PacketType;
import com.comphenix.protocol.events.PacketContainer;
import com.comphenix.protocol.reflect.StructureModifier;
import me.libraryaddict.disguise.LibsDisguises;
import me.libraryaddict.disguise.disguisetypes.Disguise;
import me.libraryaddict.disguise.disguisetypes.DisguiseType;
import me.libraryaddict.disguise.utilities.DisguiseUtilities;
import me.libraryaddict.disguise.utilities.packets.IPacketHandler;
import me.libraryaddict.disguise.utilities.packets.LibsPackets;
import org.bukkit.Location;
import org.bukkit.entity.Entity;
import org.bukkit.entity.Player;
import org.bukkit.metadata.FixedMetadataValue;
/**
* Created by libraryaddict on 3/01/2019.
*/
public class PacketHandlerMovement implements IPacketHandler {
@Override
public PacketType[] getHandledPackets() {
return new PacketType[]{PacketType.Play.Server.REL_ENTITY_MOVE_LOOK, PacketType.Play.Server.ENTITY_LOOK,
PacketType.Play.Server.ENTITY_TELEPORT, PacketType.Play.Server.REL_ENTITY_MOVE};
}
@Override
public void handle(Disguise disguise, PacketContainer sentPacket, LibsPackets packets, Player observer,
Entity entity) {
if (disguise.getType() == DisguiseType.RABBIT &&
(sentPacket.getType() == PacketType.Play.Server.REL_ENTITY_MOVE ||
sentPacket.getType() == PacketType.Play.Server.REL_ENTITY_MOVE_LOOK)) {
// When did the rabbit disguise last hop
long lastHop = 999999;
// If hop meta exists, set the last hop time
if (!entity.getMetadata("LibsRabbitHop").isEmpty()) {
// Last hop was 3 minutes ago, so subtract current time with the last hop time and get 3
// minutes ago in milliseconds
lastHop = System.currentTimeMillis() - entity.getMetadata("LibsRabbitHop").get(0).asLong();
}
// If last hop was less than 0.1 or more than 0.5 seconds ago
if (lastHop < 100 || lastHop > 500) {
if (lastHop > 500) {
entity.removeMetadata("LibsRabbitHop", LibsDisguises.getInstance());
entity.setMetadata("LibsRabbitHop",
new FixedMetadataValue(LibsDisguises.getInstance(), System.currentTimeMillis()));
}
PacketContainer statusPacket = new PacketContainer(PacketType.Play.Server.ENTITY_STATUS);
packets.addPacket(statusPacket);
statusPacket.getIntegers().write(0, entity.getEntityId());
statusPacket.getBytes().write(0, (byte) 1);
}
}
// Stop wither skulls from looking
if (sentPacket.getType() == PacketType.Play.Server.ENTITY_LOOK &&
disguise.getType() == DisguiseType.WITHER_SKULL) {
packets.clear();
} else if (sentPacket.getType() != PacketType.Play.Server.REL_ENTITY_MOVE) {
packets.clear();
PacketContainer movePacket = sentPacket.shallowClone();
packets.addPacket(movePacket);
StructureModifier<Byte> bytes = movePacket.getBytes();
byte yawValue = bytes.read(0);
byte pitchValue = bytes.read(1);
bytes.write(0, DisguiseUtilities.getYaw(disguise.getType(), entity.getType(), yawValue));
bytes.write(1, DisguiseUtilities.getPitch(disguise.getType(), entity.getType(), pitchValue));
if (sentPacket.getType() == PacketType.Play.Server.ENTITY_TELEPORT &&
disguise.getType() == DisguiseType.ITEM_FRAME) {
StructureModifier<Double> doubles = movePacket.getDoubles();
Location loc = entity.getLocation();
double data = (((loc.getYaw() % 360) + 720 + 45) / 90) % 4;
if (data % 2 == 0) {
if (data % 2 == 0) {
doubles.write(3, loc.getZ());
} else {
doubles.write(1, loc.getZ());
}
}
double y = DisguiseUtilities.getYModifier(entity, disguise);
if (y != 0) {
doubles.write(2, doubles.read(2) + y);
}
}
}
}
}

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package me.libraryaddict.disguise.utilities.packets.packethandlers;
import com.comphenix.protocol.PacketType;
import com.comphenix.protocol.ProtocolLibrary;
import com.comphenix.protocol.events.PacketContainer;
import com.comphenix.protocol.reflect.StructureModifier;
import com.comphenix.protocol.wrappers.WrappedAttribute;
import com.comphenix.protocol.wrappers.WrappedDataWatcher;
import com.comphenix.protocol.wrappers.WrappedGameProfile;
import me.libraryaddict.disguise.DisguiseConfig;
import me.libraryaddict.disguise.disguisetypes.*;
import me.libraryaddict.disguise.disguisetypes.watchers.FallingBlockWatcher;
import me.libraryaddict.disguise.disguisetypes.watchers.LivingWatcher;
import me.libraryaddict.disguise.disguisetypes.watchers.PlayerWatcher;
import me.libraryaddict.disguise.utilities.DisguiseUtilities;
import me.libraryaddict.disguise.utilities.packets.IPacketHandler;
import me.libraryaddict.disguise.utilities.packets.LibsPackets;
import me.libraryaddict.disguise.utilities.packets.PacketsHandler;
import me.libraryaddict.disguise.utilities.reflection.DisguiseValues;
import me.libraryaddict.disguise.utilities.reflection.ReflectionManager;
import org.bukkit.Art;
import org.bukkit.Location;
import org.bukkit.Material;
import org.bukkit.entity.Damageable;
import org.bukkit.entity.Entity;
import org.bukkit.entity.LivingEntity;
import org.bukkit.entity.Player;
import org.bukkit.inventory.EquipmentSlot;
import org.bukkit.inventory.ItemStack;
import org.bukkit.util.Vector;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
/**
* Created by libraryaddict on 3/01/2019.
*/
public class PacketHandlerSpawn implements IPacketHandler {
private PacketsHandler packetsHandler;
public PacketHandlerSpawn(PacketsHandler packetsHandler) {
this.packetsHandler = packetsHandler;
}
@Override
public PacketType[] getHandledPackets() {
return new PacketType[]{PacketType.Play.Server.NAMED_ENTITY_SPAWN, PacketType.Play.Server.SPAWN_ENTITY_LIVING,
PacketType.Play.Server.SPAWN_ENTITY_EXPERIENCE_ORB, PacketType.Play.Server.SPAWN_ENTITY,
PacketType.Play.Server.SPAWN_ENTITY_PAINTING};
}
@Override
public void handle(Disguise disguise, PacketContainer sentPacket, LibsPackets packets, Player observer,
Entity entity) {
packets.clear();
constructSpawnPackets(observer, packets, entity);
}
/**
* Construct the packets I need to spawn in the disguise
*/
private void constructSpawnPackets(final Player observer, LibsPackets packets, Entity disguisedEntity) {
Disguise disguise = packets.getDisguise();
if (disguise.getEntity() == null) {
disguise.setEntity(disguisedEntity);
}
// This sends the armor packets so that the player isn't naked.
// Please note it only sends the packets that wouldn't be sent normally
if (DisguiseConfig.isEquipmentPacketsEnabled()) {
for (EquipmentSlot slot : EquipmentSlot.values()) {
ItemStack itemstack = disguise.getWatcher().getItemStack(slot);
if (itemstack == null || itemstack.getType() == Material.AIR) {
continue;
}
if (disguisedEntity instanceof LivingEntity) {
ItemStack item = ReflectionManager.getEquipment(slot, disguisedEntity);
if (item != null && item.getType() != Material.AIR) {
continue;
}
}
PacketContainer packet = new PacketContainer(PacketType.Play.Server.ENTITY_EQUIPMENT);
StructureModifier<Object> mods = packet.getModifier();
mods.write(0, disguisedEntity.getEntityId());
mods.write(1, ReflectionManager.createEnumItemSlot(slot));
mods.write(2, ReflectionManager.getNmsItem(itemstack));
packets.addDelayedPacket(packet);
}
}
if (DisguiseConfig.isMiscDisguisesForLivingEnabled()) {
if (disguise.getWatcher() instanceof LivingWatcher) {
ArrayList<WrappedAttribute> attributes = new ArrayList<>();
WrappedAttribute.Builder builder = WrappedAttribute.newBuilder().attributeKey("generic.maxHealth");
if (((LivingWatcher) disguise.getWatcher()).isMaxHealthSet()) {
builder.baseValue(((LivingWatcher) disguise.getWatcher()).getMaxHealth());
} else if (DisguiseConfig.isMaxHealthDeterminedByDisguisedEntity() &&
disguisedEntity instanceof Damageable) {
builder.baseValue(((Damageable) disguisedEntity).getMaxHealth());
} else {
builder.baseValue(DisguiseValues.getDisguiseValues(disguise.getType()).getMaxHealth());
}
PacketContainer packet = new PacketContainer(PacketType.Play.Server.UPDATE_ATTRIBUTES);
builder.packet(packet);
attributes.add(builder.build());
packet.getIntegers().write(0, disguisedEntity.getEntityId());
packet.getAttributeCollectionModifier().write(0, attributes);
packets.addPacket(packet);
}
}
Location loc = disguisedEntity.getLocation().clone()
.add(0, DisguiseUtilities.getYModifier(disguisedEntity, disguise), 0);
byte yaw = (byte) (int) (loc.getYaw() * 256.0F / 360.0F);
byte pitch = (byte) (int) (loc.getPitch() * 256.0F / 360.0F);
if (DisguiseConfig.isMovementPacketsEnabled()) {
yaw = DisguiseUtilities.getYaw(disguise.getType(), disguisedEntity.getType(), yaw);
pitch = DisguiseUtilities.getPitch(disguise.getType(), disguisedEntity.getType(), pitch);
}
if (disguise.getType() == DisguiseType.EXPERIENCE_ORB) {
PacketContainer spawnOrb = new PacketContainer(PacketType.Play.Server.SPAWN_ENTITY_EXPERIENCE_ORB);
packets.addPacket(spawnOrb);
StructureModifier<Object> mods = spawnOrb.getModifier();
mods.write(0, disguisedEntity.getEntityId());
mods.write(1, loc.getX());
mods.write(2, loc.getY() + 0.06);
mods.write(3, loc.getZ());
mods.write(4, 1);
} else if (disguise.getType() == DisguiseType.PAINTING) {
PacketContainer spawnPainting = new PacketContainer(PacketType.Play.Server.SPAWN_ENTITY_PAINTING);
packets.addPacket(spawnPainting);
StructureModifier<Object> mods = spawnPainting.getModifier();
mods.write(0, disguisedEntity.getEntityId());
mods.write(1, disguisedEntity.getUniqueId());
mods.write(2, ReflectionManager.getBlockPosition(loc.getBlockX(), loc.getBlockY(), loc.getBlockZ()));
mods.write(3, ReflectionManager.getEnumDirection(((int) loc.getYaw()) % 4));
int id = ((MiscDisguise) disguise).getData();
mods.write(4, ReflectionManager.getEnumArt(Art.values()[id]));
// Make the teleport packet to make it visible..
PacketContainer teleportPainting = new PacketContainer(PacketType.Play.Server.ENTITY_TELEPORT);
packets.addPacket(teleportPainting);
mods = teleportPainting.getModifier();
mods.write(0, disguisedEntity.getEntityId());
mods.write(1, loc.getX());
mods.write(2, loc.getY());
mods.write(3, loc.getZ());
mods.write(4, yaw);
mods.write(5, pitch);
} else if (disguise.getType().isPlayer()) {
PlayerDisguise playerDisguise = (PlayerDisguise) disguise;
String name = playerDisguise.getName();
WrappedGameProfile gameProfile = playerDisguise.getGameProfile();
int entityId = disguisedEntity.getEntityId();
// Send player info along with the disguise
PacketContainer sendTab = new PacketContainer(PacketType.Play.Server.PLAYER_INFO);
if (!((PlayerDisguise) disguise).isDisplayedInTab()) {
// Add player to the list, necessary to spawn them
sendTab.getModifier().write(0, ReflectionManager.getEnumPlayerInfoAction(0));
List playerList = Collections
.singletonList(ReflectionManager.getPlayerInfoData(sendTab.getHandle(), gameProfile));
sendTab.getModifier().write(1, playerList);
packets.addPacket(sendTab);
}
// Spawn the player
PacketContainer spawnPlayer = new PacketContainer(PacketType.Play.Server.NAMED_ENTITY_SPAWN);
spawnPlayer.getIntegers().write(0, entityId); // Id
spawnPlayer.getModifier().write(1, gameProfile.getUUID());
Location spawnAt = disguisedEntity.getLocation();
boolean selfDisguise = observer == disguisedEntity;
WrappedDataWatcher newWatcher;
if (selfDisguise) {
newWatcher = DisguiseUtilities
.createSanitizedDataWatcher(WrappedDataWatcher.getEntityWatcher(disguisedEntity),
disguise.getWatcher());
} else {
newWatcher = new WrappedDataWatcher();
spawnAt = observer.getLocation();
spawnAt.add(spawnAt.getDirection().normalize().multiply(20));
}
// Spawn him in front of the observer
StructureModifier<Double> doubles = spawnPlayer.getDoubles();
doubles.write(0, spawnAt.getX());
doubles.write(1, spawnAt.getY());
doubles.write(2, spawnAt.getZ());
StructureModifier<Byte> bytes = spawnPlayer.getBytes();
bytes.write(0, yaw);
bytes.write(1, pitch);
spawnPlayer.getDataWatcherModifier().write(0, newWatcher);
// Make him invisible
newWatcher.setObject(new WrappedDataWatcher.WrappedDataWatcherObject(MetaIndex.ENTITY_META.getIndex(),
WrappedDataWatcher.Registry.get(Byte.class)), (byte) 32);
packets.addPacket(spawnPlayer);
if (DisguiseConfig.isBedPacketsEnabled() && ((PlayerWatcher) disguise.getWatcher()).isSleeping()) {
PacketContainer[] bedPackets = DisguiseUtilities.getBedPackets(
loc.clone().subtract(0, DisguiseUtilities.getYModifier(disguisedEntity, disguise), 0),
observer.getLocation(), ((PlayerDisguise) disguise));
for (PacketContainer packet : bedPackets) {
packets.addPacket(packet);
}
} else if (!selfDisguise) {
// Teleport the player back to where he's supposed to be
PacketContainer teleportPacket = new PacketContainer(PacketType.Play.Server.ENTITY_TELEPORT);
doubles = teleportPacket.getDoubles();
teleportPacket.getIntegers().write(0, entityId); // Id
doubles.write(0, loc.getX());
doubles.write(1, loc.getY());
doubles.write(2, loc.getZ());
bytes = teleportPacket.getBytes();
bytes.write(0, yaw);
bytes.write(1, pitch);
packets.addPacket(teleportPacket);
}
if (!selfDisguise) {
// Send a metadata packet
PacketContainer metaPacket = new PacketContainer(PacketType.Play.Server.ENTITY_METADATA);
newWatcher = DisguiseUtilities
.createSanitizedDataWatcher(WrappedDataWatcher.getEntityWatcher(disguisedEntity),
disguise.getWatcher());
metaPacket.getIntegers().write(0, entityId); // Id
metaPacket.getWatchableCollectionModifier().write(0, newWatcher.getWatchableObjects());
packetsHandler.addCancel(disguise, observer);
// Add a delay to remove the entry from 'cancelMeta'
packets.addDelayedPacket(metaPacket, 4);
}
// Remove player from the list
PacketContainer deleteTab = sendTab.shallowClone();
deleteTab.getModifier().write(0, ReflectionManager.getEnumPlayerInfoAction(4));
if (!((PlayerDisguise) disguise).isDisplayedInTab()) {
packets.addDelayedPacket(deleteTab, 40);
}
} else if (disguise.getType().isMob() || disguise.getType() == DisguiseType.ARMOR_STAND) {
Vector vec = disguisedEntity.getVelocity();
PacketContainer spawnEntity = new PacketContainer(PacketType.Play.Server.SPAWN_ENTITY_LIVING);
packets.addPacket(spawnEntity);
StructureModifier<Object> mods = spawnEntity.getModifier();
mods.write(0, disguisedEntity.getEntityId());
mods.write(1, disguisedEntity.getUniqueId());
mods.write(2, disguise.getType().getTypeId());
// region Vector calculations
double d1 = 3.9D;
double d2 = vec.getX();
double d3 = vec.getY();
double d4 = vec.getZ();
if (d2 < -d1)
d2 = -d1;
if (d3 < -d1)
d3 = -d1;
if (d4 < -d1)
d4 = -d1;
if (d2 > d1)
d2 = d1;
if (d3 > d1)
d3 = d1;
if (d4 > d1)
d4 = d1;
// endregion
mods.write(3, loc.getX());
mods.write(4, loc.getY());
mods.write(5, loc.getZ());
mods.write(6, (int) (d2 * 8000.0D));
mods.write(7, (int) (d3 * 8000.0D));
mods.write(8, (int) (d4 * 8000.0D));
mods.write(9, yaw);
mods.write(10, pitch);
mods.write(11, yaw);
spawnEntity.getDataWatcherModifier().write(0, DisguiseUtilities
.createSanitizedDataWatcher(WrappedDataWatcher.getEntityWatcher(disguisedEntity),
disguise.getWatcher()));
} else if (disguise.getType().isMisc()) {
int objectId = disguise.getType().getObjectId();
int data = ((MiscDisguise) disguise).getData();
if (disguise.getType() == DisguiseType.FALLING_BLOCK) {
ItemStack block = ((FallingBlockWatcher) disguise.getWatcher()).getBlock();
data = ReflectionManager.getCombinedIdByItemStack(block);
} else if (disguise.getType() == DisguiseType.FISHING_HOOK && data == -1) {
// If the MiscDisguise data isn't set. Then no entity id was provided, so default to the owners
// entity id
data = observer.getEntityId();
} else if (disguise.getType() == DisguiseType.ITEM_FRAME) {
data = ((((int) loc.getYaw() % 360) + 720 + 45) / 90) % 4;
}
Object nmsEntity = ReflectionManager.getNmsEntity(disguisedEntity);
PacketContainer spawnEntity = ProtocolLibrary.getProtocolManager()
.createPacketConstructor(PacketType.Play.Server.SPAWN_ENTITY, nmsEntity, objectId, data)
.createPacket(nmsEntity, objectId, data);
packets.addPacket(spawnEntity);
// If it's not the same type, then highly likely they have different velocity settings which we'd want to
// cancel
if (DisguiseType.getType(disguisedEntity) != disguise.getType()) {
StructureModifier<Integer> ints = spawnEntity.getIntegers();
ints.write(1, 0);
ints.write(2, 0);
ints.write(3, 0);
}
spawnEntity.getModifier().write(8, pitch);
spawnEntity.getModifier().write(9, yaw);
if (disguise.getType() == DisguiseType.ITEM_FRAME) {
if (data % 2 == 0) {
spawnEntity.getModifier().write(4, loc.getZ() + (data == 0 ? -1 : 1));
} else {
spawnEntity.getModifier().write(2, loc.getX() + (data == 3 ? -1 : 1));
}
}
}
if (packets.getPackets().size() <= 1 || disguise.isPlayerDisguise()) {
PacketContainer rotateHead = new PacketContainer(PacketType.Play.Server.ENTITY_HEAD_ROTATION);
packets.addPacket(rotateHead);
StructureModifier<Object> mods = rotateHead.getModifier();
mods.write(0, disguisedEntity.getEntityId());
mods.write(1, yaw);
}
if (disguise.getType() == DisguiseType.EVOKER_FANGS) {
PacketContainer newPacket = new PacketContainer(PacketType.Play.Server.ENTITY_STATUS);
StructureModifier<Object> mods = newPacket.getModifier();
mods.write(0, disguise.getEntity().getEntityId());
mods.write(1, (byte) 4);
packets.addPacket(newPacket);
}
}
}

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package me.libraryaddict.disguise.utilities.packets.packethandlers;
import com.comphenix.protocol.PacketType;
import com.comphenix.protocol.events.PacketContainer;
import me.libraryaddict.disguise.disguisetypes.Disguise;
import me.libraryaddict.disguise.disguisetypes.DisguiseType;
import me.libraryaddict.disguise.utilities.packets.IPacketHandler;
import me.libraryaddict.disguise.utilities.packets.LibsPackets;
import org.bukkit.entity.Entity;
import org.bukkit.entity.Player;
/**
* Created by libraryaddict on 3/01/2019.
*/
public class PacketHandlerVelocity implements IPacketHandler {
@Override
public PacketType[] getHandledPackets() {
return new PacketType[]{PacketType.Play.Server.ENTITY_VELOCITY};
}
@Override
public void handle(Disguise disguise, PacketContainer sentPacket, LibsPackets packets, Player observer,
Entity entity) {
// If the disguise is a misc and the disguised is not the same type
if (disguise.getType().isMisc() && DisguiseType.getType(entity) != disguise.getType()) {
packets.clear();
}
}
}