LibsDisguises/src/me/libraryaddict/disguise/LibsDisguises.java

656 lines
29 KiB
Java

package me.libraryaddict.disguise;
import java.io.File;
import java.lang.reflect.Field;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Random;
import me.libraryaddict.disguise.Commands.*;
import me.libraryaddict.disguise.DisguiseTypes.Disguise;
import me.libraryaddict.disguise.DisguiseTypes.DisguiseSound;
import me.libraryaddict.disguise.DisguiseTypes.DisguiseType;
import me.libraryaddict.disguise.DisguiseTypes.FlagWatcher;
import me.libraryaddict.disguise.DisguiseTypes.MiscDisguise;
import me.libraryaddict.disguise.DisguiseTypes.PlayerDisguise;
import me.libraryaddict.disguise.DisguiseTypes.Values;
import me.libraryaddict.disguise.DisguiseTypes.Watchers.AgeableWatcher;
import me.libraryaddict.disguise.DisguiseTypes.Watchers.LivingWatcher;
import net.minecraft.server.v1_6_R2.AttributeSnapshot;
import net.minecraft.server.v1_6_R2.ChatMessage;
import net.minecraft.server.v1_6_R2.ChunkCoordinates;
import net.minecraft.server.v1_6_R2.DataWatcher;
import net.minecraft.server.v1_6_R2.EntityHuman;
import net.minecraft.server.v1_6_R2.EntityLiving;
import net.minecraft.server.v1_6_R2.EnumArt;
import net.minecraft.server.v1_6_R2.EnumEntitySize;
import net.minecraft.server.v1_6_R2.GenericAttributes;
import net.minecraft.server.v1_6_R2.ItemStack;
import net.minecraft.server.v1_6_R2.MathHelper;
import net.minecraft.server.v1_6_R2.WatchableObject;
import net.minecraft.server.v1_6_R2.World;
import org.bukkit.Bukkit;
import org.bukkit.Location;
import org.bukkit.configuration.file.YamlConfiguration;
import org.bukkit.craftbukkit.v1_6_R2.CraftWorld;
import org.bukkit.craftbukkit.v1_6_R2.entity.CraftEntity;
import org.bukkit.craftbukkit.v1_6_R2.entity.CraftLivingEntity;
import org.bukkit.craftbukkit.v1_6_R2.inventory.CraftItemStack;
import org.bukkit.entity.Ageable;
import org.bukkit.entity.Arrow;
import org.bukkit.entity.Entity;
import org.bukkit.entity.ExperienceOrb;
import org.bukkit.entity.Item;
import org.bukkit.entity.LivingEntity;
import org.bukkit.entity.Player;
import org.bukkit.plugin.java.JavaPlugin;
import org.bukkit.util.Vector;
import com.comphenix.protocol.Packets;
import com.comphenix.protocol.ProtocolLibrary;
import com.comphenix.protocol.ProtocolManager;
import com.comphenix.protocol.events.ConnectionSide;
import com.comphenix.protocol.events.ListenerPriority;
import com.comphenix.protocol.events.PacketAdapter;
import com.comphenix.protocol.events.PacketContainer;
import com.comphenix.protocol.events.PacketEvent;
import com.comphenix.protocol.reflect.StructureModifier;
public class LibsDisguises extends JavaPlugin {
private class DisguiseHuman extends EntityHuman {
public DisguiseHuman(World world) {
super(world, "LibsDisguises");
}
public boolean a(int arg0, String arg1) {
return false;
}
public ChunkCoordinates b() {
return null;
}
public void sendMessage(ChatMessage arg0) {
}
}
private void addPacketListeners() {
ProtocolManager manager = ProtocolLibrary.getProtocolManager();
manager.addPacketListener(new PacketAdapter(this, ConnectionSide.SERVER_SIDE, ListenerPriority.HIGH,
Packets.Server.NAMED_ENTITY_SPAWN, Packets.Server.ENTITY_METADATA, Packets.Server.ARM_ANIMATION,
Packets.Server.REL_ENTITY_MOVE_LOOK, Packets.Server.ENTITY_LOOK, Packets.Server.ENTITY_TELEPORT,
Packets.Server.ADD_EXP_ORB, Packets.Server.VEHICLE_SPAWN, Packets.Server.MOB_SPAWN,
Packets.Server.ENTITY_PAINTING, Packets.Server.COLLECT, Packets.Server.UPDATE_ATTRIBUTES,
Packets.Server.ENTITY_EQUIPMENT) {
@Override
public void onPacketSending(PacketEvent event) {
Player observer = event.getPlayer();
// First get the entity, the one sending this packet
StructureModifier<Entity> entityModifer = event.getPacket().getEntityModifier(observer.getWorld());
org.bukkit.entity.Entity entity = entityModifer.read((Packets.Server.COLLECT == event.getPacketID() ? 1 : 0));
// If the entity is the same as the sender. Don't disguise!
// Prevents problems and there is no advantage to be gained.
if (entity == observer)
return;
PacketContainer[] packets = transformPacket(event.getPacket(), event.getPlayer());
if (packets.length == 0)
event.setCancelled(true);
else {
event.setPacket(packets[0]);
for (int i = 1; i < packets.length; i++) {
sendDelayedPacket(packets[i], event.getPlayer());
}
}
}
});
// Now add a client listener to cancel them interacting with uninteractable disguised entitys.
// You ain't supposed to be allowed to 'interact' with a item that cannot be clicked.
manager.addPacketListener(new PacketAdapter(this, ConnectionSide.CLIENT_SIDE, ListenerPriority.NORMAL,
Packets.Client.USE_ENTITY) {
@Override
public void onPacketReceiving(PacketEvent event) {
try {
Player observer = event.getPlayer();
StructureModifier<Entity> entityModifer = event.getPacket().getEntityModifier(observer.getWorld());
org.bukkit.entity.Entity entity = entityModifer.read(1);
if (DisguiseAPI.isDisguised(entity)
&& (entity instanceof ExperienceOrb || entity instanceof Item || entity instanceof Arrow)) {
event.setCancelled(true);
}
} catch (Exception e) {
e.printStackTrace();
}
}
});
}
protected PacketContainer[] constructPacket(Disguise disguise, Entity disguisedEntity) {
ProtocolManager manager = ProtocolLibrary.getProtocolManager();
net.minecraft.server.v1_6_R2.Entity nmsEntity = ((CraftEntity) disguisedEntity).getHandle();
ArrayList<PacketContainer> packets = new ArrayList<PacketContainer>();
for (int i = 0; i < 5; i++) {
int slot = i - 1;
if (slot < 0)
slot = 4;
org.bukkit.inventory.ItemStack itemstack = disguise.getWatcher().getItemStack(slot);
if (itemstack != null && itemstack.getTypeId() != 0) {
ItemStack item = null;
if (nmsEntity instanceof EntityLiving)
item = ((EntityLiving) nmsEntity).getEquipment(i);
if (item == null) {
PacketContainer packet = new PacketContainer(Packets.Server.ENTITY_EQUIPMENT);
StructureModifier<Object> mods = packet.getModifier();
mods.write(0, disguisedEntity.getEntityId());
mods.write(1, i);
mods.write(2, CraftItemStack.asNMSCopy(itemstack));
packets.add(packet);
}
}
}
PacketContainer[] spawnPackets = new PacketContainer[2 + packets.size()];
for (int i = 0; i < packets.size(); i++) {
spawnPackets[i + 2] = packets.get(i);
}
Location loc = disguisedEntity.getLocation();
byte yaw = getYaw(disguise.getType(), DisguiseType.getType(disguise.getEntity().getType()),
(byte) (int) (loc.getYaw() * 256.0F / 360.0F));
EnumEntitySize entitySize = Values.getValues(disguise.getType()).getEntitySize();
if (disguise.getType() == DisguiseType.EXPERIENCE_ORB) {
spawnPackets[0] = manager.createPacket(Packets.Server.ADD_EXP_ORB);
StructureModifier<Object> mods = spawnPackets[0].getModifier();
mods.write(0, disguisedEntity.getEntityId());
mods.write(1, (int) Math.floor(loc.getX() * 32));
mods.write(2, (int) Math.floor(loc.getY() * 32) + 2);
mods.write(3, (int) Math.floor(loc.getZ() * 32));
mods.write(4, 1);
} else if (disguise.getType() == DisguiseType.PAINTING) {
spawnPackets[0] = manager.createPacket(Packets.Server.ENTITY_PAINTING);
StructureModifier<Object> mods = spawnPackets[0].getModifier();
mods.write(0, disguisedEntity.getEntityId());
mods.write(1, loc.getBlockX());
mods.write(2, loc.getBlockY());
mods.write(3, loc.getBlockZ());
mods.write(4, ((int) loc.getYaw()) % 4);
int id = ((MiscDisguise) disguise).getId();
if (id == -1)
id = new Random().nextInt(EnumArt.values().length);
mods.write(5, EnumArt.values()[id].B);
// Make the teleport packet to make it visible..
spawnPackets[1] = manager.createPacket(Packets.Server.ENTITY_TELEPORT);
mods = spawnPackets[1].getModifier();
mods.write(0, disguisedEntity.getEntityId());
mods.write(1, (int) Math.floor(entitySize.a(loc.getX()) * 32D));
mods.write(2, (int) Math.floor(loc.getY() * 32D));
mods.write(3, (int) Math.floor(entitySize.a(loc.getZ()) * 32D));
mods.write(4, yaw);
mods.write(5, (byte) (int) (loc.getPitch() * 256.0F / 360.0F));
} else if (disguise.getType().isPlayer()) {
spawnPackets[0] = manager.createPacket(Packets.Server.NAMED_ENTITY_SPAWN);
StructureModifier<Object> mods = spawnPackets[0].getModifier();
mods.write(0, disguisedEntity.getEntityId());
mods.write(1, ((PlayerDisguise) disguise).getName());
mods.write(2, (int) Math.floor(loc.getX() * 32));
mods.write(3, (int) Math.floor(loc.getY() * 32));
mods.write(4, (int) Math.floor(loc.getZ() * 32));
mods.write(5, yaw);
mods.write(6, (byte) (int) (loc.getPitch() * 256F / 360F));
ItemStack item = null;
if (disguisedEntity instanceof Player && ((Player) disguisedEntity).getItemInHand() != null) {
item = CraftItemStack.asNMSCopy(((Player) disguisedEntity).getItemInHand());
} else if (disguisedEntity instanceof LivingEntity) {
item = CraftItemStack.asNMSCopy(((CraftLivingEntity) disguisedEntity).getEquipment().getItemInHand());
}
mods.write(7, (item == null ? 0 : item.id));
mods.write(8, convertDataWatcher(nmsEntity.getDataWatcher(), disguise.getWatcher()));
} else if (disguise.getType().isMob()) {
Vector vec = disguisedEntity.getVelocity();
spawnPackets[0] = manager.createPacket(Packets.Server.MOB_SPAWN);
StructureModifier<Object> mods = spawnPackets[0].getModifier();
mods.write(0, disguisedEntity.getEntityId());
mods.write(1, (int) disguise.getType().getEntityType().getTypeId());
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;
mods.write(2, entitySize.a(loc.getX()));
mods.write(3, (int) Math.floor(loc.getY() * 32D));
mods.write(4, entitySize.a(loc.getZ()));
mods.write(5, (int) (d2 * 8000.0D));
mods.write(6, (int) (d3 * 8000.0D));
mods.write(7, (int) (d4 * 8000.0D));
mods.write(8, yaw);
mods.write(9, (byte) (int) (loc.getPitch() * 256.0F / 360.0F));
if (nmsEntity instanceof EntityLiving)
mods.write(10, (byte) (int) (((EntityLiving) nmsEntity).aA * 256.0F / 360.0F));
mods.write(11, convertDataWatcher(nmsEntity.getDataWatcher(), disguise.getWatcher()));
// Theres a list sometimes written with this. But no problems have appeared!
// Probably just the metadata to be sent. But the next meta packet after fixes that anyways.
} else if (disguise.getType().isMisc()) {
int id = disguise.getType().getEntityId();
int data = 0;
if (((MiscDisguise) disguise).getId() >= 0)
if (((MiscDisguise) disguise).getData() >= 0)
data = (((MiscDisguise) disguise).getId() | ((MiscDisguise) disguise).getData() << 16);
else
data = ((MiscDisguise) disguise).getId();
// This won't actually work.
// But if someone constructing the disguise uses it properly. It will work.
if (disguise.getType() == DisguiseType.FISHING_HOOK)
data = disguise.getEntity().getEntityId();
else if (disguise.getType() == DisguiseType.ITEM_FRAME)
data = (int) Math.abs(loc.getYaw() % 4);
spawnPackets[0] = manager.createPacket(Packets.Server.VEHICLE_SPAWN);
StructureModifier<Object> mods = spawnPackets[0].getModifier();
mods.write(0, disguisedEntity.getEntityId());
mods.write(1, (int) Math.floor(loc.getX() * 32D));
mods.write(2, (int) Math.floor(loc.getY() * 32D));
mods.write(3, (int) Math.floor(loc.getZ() * 32D));
if (data > 0) {
Vector vec = disguisedEntity.getVelocity();
double d1 = vec.getX();
double d2 = vec.getY();
double d3 = vec.getZ();
double d4 = 3.9D;
if (d1 < -d4)
d1 = -d4;
if (d2 < -d4)
d2 = -d4;
if (d3 < -d4)
d3 = -d4;
if (d1 > d4)
d1 = d4;
if (d2 > d4)
d2 = d4;
if (d3 > d4)
d3 = d4;
mods.write(4, (int) (d1 * 8000.0D));
mods.write(5, (int) (d2 * 8000.0D));
mods.write(6, (int) (d3 * 8000.0D));
}
mods.write(7, (int) MathHelper.floor(loc.getPitch() * 256.0F / 360.0F));
mods.write(8, yaw);
mods.write(9, id);
mods.write(10, data);
}
if (spawnPackets[1] == null) {
// Make a packet to turn his head!
spawnPackets[1] = manager.createPacket(Packets.Server.ENTITY_HEAD_ROTATION);
StructureModifier<Object> mods = spawnPackets[1].getModifier();
mods.write(0, disguisedEntity.getEntityId());
mods.write(1, (byte) (int) Math.floor(loc.getYaw() * 256.0F / 360.0F));
}
return spawnPackets;
}
private DataWatcher convertDataWatcher(DataWatcher watcher, FlagWatcher flagWatcher) {
DataWatcher newWatcher = new DataWatcher();
try {
Field map = newWatcher.getClass().getDeclaredField("c");
map.setAccessible(true);
HashMap c = (HashMap) map.get(newWatcher);
// Calling c() gets the watchable objects exactly as they are.
List<WatchableObject> list = watcher.c();
for (WatchableObject watchableObject : flagWatcher.convert(list)) {
c.put(watchableObject.a(), watchableObject);
}
} catch (Exception ex) {
ex.printStackTrace();
}
return newWatcher;
}
private byte getYaw(DisguiseType disguiseType, DisguiseType entityType, byte value) {
switch (disguiseType) {
case ENDER_DRAGON:
value -= 128;
break;
case ITEM_FRAME:
case ARROW:
value = (byte) -value;
break;
case PAINTING:
value = (byte) -(value + 128);
break;
default:
if (disguiseType.isMisc()) {
value -= 64;
}
break;
}
switch (entityType) {
case ENDER_DRAGON:
value += 128;
break;
case ITEM_FRAME:
case ARROW:
value = (byte) -value;
break;
case PAINTING:
value = (byte) -(value - 128);
break;
default:
if (entityType.isMisc()) {
value += 64;
}
break;
}
return value;
}
@Override
public void onEnable() {
saveDefaultConfig();
YamlConfiguration config = YamlConfiguration.loadConfiguration(new File(getDataFolder(), "config.yml"));
if (!config.contains("DisguiseRadiusMax"))
config.set("DisguiseRadiusMax", getConfig().getInt("DisguiseRadiusMax"));
if (!config.contains("UndisguiseRadiusMax"))
config.set("UndisguiseRadiusMax", getConfig().getInt("UndisguiseRadiusMax"));
if (!config.contains("DisguiseSounds"))
config.set("DisguiseSounds", getConfig().getBoolean("DisguiseSounds"));
if (!config.contains("HearSelfDisguise"))
config.set("HearSelfDisguise", getConfig().getBoolean("HearSelfDisguise"));
if (!config.contains("SendVelocity"))
config.set("SendVelocity", getConfig().getBoolean("SendVelocity"));
DisguiseAPI.init(this);
DisguiseAPI.enableSounds(getConfig().getBoolean("DisguiseSounds"));
DisguiseAPI.setVelocitySent(getConfig().getBoolean("SendVelocity"));
DisguiseAPI.setViewDisguises(getConfig().getBoolean("ViewDisguises"));
DisguiseAPI.setHearSelfDisguise(getConfig().getBoolean("HearSelfDisguise"));
try {
// Here I use reflection to set the plugin for Disguise..
// Kinda stupid but I don't want open API calls.
Field field = Disguise.class.getDeclaredField("plugin");
field.setAccessible(true);
field.set(null, this);
} catch (Exception ex) {
ex.printStackTrace();
}
addPacketListeners();
DisguiseListener listener = new DisguiseListener(this);
Bukkit.getPluginManager().registerEvents(listener, this);
getCommand("disguise").setExecutor(new DisguiseCommand());
getCommand("undisguise").setExecutor(new UndisguiseCommand());
getCommand("disguiseplayer").setExecutor(new DisguisePlayerCommand());
getCommand("undisguiseplayer").setExecutor(new UndisguisePlayerCommand());
getCommand("undisguiseentity").setExecutor(new UndisguiseEntityCommand(listener));
getCommand("disguiseentity").setExecutor(new DisguiseEntityCommand(listener));
getCommand("disguiseradius").setExecutor(new DisguiseRadiusCommand(getConfig().getInt("DisguiseRadiusMax")));
getCommand("undisguiseradius").setExecutor(new UndisguiseRadiusCommand(getConfig().getInt("UndisguiseRadiusMax")));
registerValues();
}
private void registerValues() {
World world = ((CraftWorld) Bukkit.getWorlds().get(0)).getHandle();
for (DisguiseType disguiseType : DisguiseType.values()) {
Class watcherClass = null;
try {
String name;
switch (disguiseType) {
case MINECART_FURNACE:
case MINECART_HOPPER:
case MINECART_MOB_SPAWNER:
case MINECART_TNT:
case MINECART_CHEST:
name = "Minecart";
break;
case DONKEY:
case MULE:
case UNDEAD_HORSE:
case SKELETON_HORSE:
name = "Horse";
break;
case ZOMBIE_VILLAGER:
case PIG_ZOMBIE:
name = "Zombie";
break;
case MAGMA_CUBE:
name = "Slime";
break;
default:
name = toReadable(disguiseType.name());
break;
}
watcherClass = Class.forName("me.libraryaddict.disguise.DisguiseTypes.Watchers." + name + "Watcher");
} catch (Exception ex) {
// There is no watcher for this entity, or a error was thrown.
try {
Class c = disguiseType.getEntityType().getEntityClass();
if (Ageable.class.isAssignableFrom(c))
watcherClass = AgeableWatcher.class;
else if (LivingEntity.class.isAssignableFrom(c))
watcherClass = LivingWatcher.class;
else
watcherClass = FlagWatcher.class;
} catch (Exception ex1) {
ex1.printStackTrace();
}
}
disguiseType.setWatcherClass(watcherClass);
String name = toReadable(disguiseType.name());
switch (disguiseType) {
case WITHER_SKELETON:
case ZOMBIE_VILLAGER:
case DONKEY:
case MULE:
case UNDEAD_HORSE:
case SKELETON_HORSE:
continue;
case PRIMED_TNT:
name = "TNTPrimed";
break;
case MINECART_TNT:
name = "MinecartTNT";
break;
case MINECART:
name = "MinecartRideable";
break;
case FIREWORK:
name = "Fireworks";
break;
case SPLASH_POTION:
name = "Potion";
break;
case GIANT:
name = "GiantZombie";
break;
case DROPPED_ITEM:
name = "Item";
break;
case FIREBALL:
name = "LargeFireball";
break;
default:
break;
}
try {
net.minecraft.server.v1_6_R2.Entity entity = null;
Class entityClass;
if (disguiseType == DisguiseType.PLAYER) {
entityClass = EntityHuman.class;
entity = new DisguiseHuman(world);
} else {
entityClass = Class.forName("net.minecraft.server.v1_6_R2.Entity" + name);
entity = (net.minecraft.server.v1_6_R2.Entity) entityClass.getConstructor(World.class).newInstance(world);
}
Values value = new Values(disguiseType, entityClass, entity.at);
List<WatchableObject> watchers = entity.getDataWatcher().c();
for (WatchableObject watch : watchers)
value.setMetaValue(watch.a(), watch.b());
if (entity instanceof EntityLiving) {
EntityLiving livingEntity = (EntityLiving) entity;
value.setAttributesValue(GenericAttributes.d.a(), livingEntity.getAttributeInstance(GenericAttributes.d)
.getValue());
}
DisguiseSound sound = DisguiseSound.getType(disguiseType.name());
if (sound != null) {
Method soundStrength = EntityLiving.class.getDeclaredMethod("aZ");
soundStrength.setAccessible(true);
sound.setDamageSoundVolume((Float) soundStrength.invoke(entity));
}
} catch (Exception e1) {
System.out.print("[LibsDisguises] Trouble while making values for " + name + ": " + e1.getMessage());
System.out.print("[LibsDisguises] Please report this to LibsDisguises author");
e1.printStackTrace();
}
}
}
private void sendDelayedPacket(final PacketContainer packet, final Player player) {
Bukkit.getScheduler().scheduleSyncDelayedTask(this, new Runnable() {
public void run() {
try {
ProtocolLibrary.getProtocolManager().sendServerPacket(player, packet);
} catch (InvocationTargetException e) {
e.printStackTrace();
}
}
});
}
private String toReadable(String string) {
StringBuilder builder = new StringBuilder();
for (String s : string.split("_")) {
builder.append(s.substring(0, 1) + s.substring(1).toLowerCase());
}
return builder.toString();
}
protected PacketContainer[] transformPacket(PacketContainer sentPacket, Player observer) {
PacketContainer[] packets = new PacketContainer[] { sentPacket };
try {
// First get the entity, the one sending this packet
StructureModifier<Entity> entityModifer = sentPacket.getEntityModifier(observer.getWorld());
org.bukkit.entity.Entity entity = entityModifer.read((Packets.Server.COLLECT == sentPacket.getID() ? 1 : 0));
Disguise disguise = DisguiseAPI.getDisguise(entity);
// If disguised.
if (disguise != null) {
// If packet is Packets.Server.UPDATE_ATTRIBUTES
// This packet sends attributes
switch (sentPacket.getID()) {
case Packets.Server.UPDATE_ATTRIBUTES:
{
// Grab the values which are 'approved' to be sent for this entity
HashMap<String, Double> values = Values.getAttributesValues(disguise.getType());
Collection collection = new ArrayList<AttributeSnapshot>();
for (AttributeSnapshot att : (List<AttributeSnapshot>) sentPacket.getModifier().read(1)) {
if (values.containsKey(att.a())) {
collection.add(new AttributeSnapshot(null, att.a(), values.get(att.a()), att.c()));
}
}
if (collection.size() > 0) {
packets[0] = new PacketContainer(sentPacket.getID());
StructureModifier<Object> mods = packets[0].getModifier();
mods.write(0, entity.getEntityId());
mods.write(1, collection);
} else {
packets = new PacketContainer[0];
}
break;
}
// Else if the packet is sending entity metadata
case Packets.Server.ENTITY_METADATA:
{
List<WatchableObject> watchableObjects = disguise.getWatcher().convert(
(List<WatchableObject>) packets[0].getModifier().read(1));
packets[0] = new PacketContainer(sentPacket.getID());
StructureModifier<Object> newMods = packets[0].getModifier();
newMods.write(0, entity.getEntityId());
newMods.write(1, watchableObjects);
break;
}
// Else if the packet is spawning..
case Packets.Server.NAMED_ENTITY_SPAWN:
case Packets.Server.MOB_SPAWN:
case Packets.Server.ADD_EXP_ORB:
case Packets.Server.VEHICLE_SPAWN:
case Packets.Server.ENTITY_PAINTING:
{
packets = constructPacket(disguise, entity);
break;
}
// Else if the disguise is attempting to send players a forbidden packet
case Packets.Server.ARM_ANIMATION:
case Packets.Server.COLLECT:
{
if (disguise.getType().isMisc())
packets = new PacketContainer[0];
break;
}
// Else if the disguise is moving.
case Packets.Server.REL_ENTITY_MOVE_LOOK:
case Packets.Server.ENTITY_LOOK:
case Packets.Server.ENTITY_TELEPORT:
{
packets[0] = sentPacket.shallowClone();
StructureModifier<Object> mods = packets[0].getModifier();
byte value = (Byte) mods.read(4);
mods.write(4, getYaw(disguise.getType(), DisguiseType.getType(entity.getType()), value));
break;
}
case Packets.Server.ENTITY_EQUIPMENT:
{
int slot = (Integer) packets[0].getModifier().read(1) - 1;
if (slot < 0)
slot = 4;
org.bukkit.inventory.ItemStack itemstack = disguise.getWatcher().getItemStack(slot);
if (itemstack != null) {
packets[0] = packets[0].shallowClone();
packets[0].getModifier().write(2,
(itemstack.getTypeId() == 0 ? null : CraftItemStack.asNMSCopy(itemstack)));
}
break;
}
default:
break;
}
}
} catch (Exception e) {
e.printStackTrace();
}
return packets;
}
}