@Override
public void onPacketOut(Object packet, Player player) {
GameProfile profile =
(GameProfile)
ReflectionUtils.getPrivateField(
PACKET_CLASS,
ReflectionUtils.byClass(PACKET_CLASS, GameProfile.class).getName(),
packet);
if (playerHandlers.containsKey(profile.getId())) playerHandlers.remove(profile.getId());
PlayerHandler handler = new PlayerHandler(player);
handler.setChannel(super.channel);
playerHandlers.put(profile.getId(), handler);
}
public final class PlayerChannelManager extends PacketHandler {
private static final Class PACKET_CLASS = ReflectionUtils.getNMSClass("PacketLoginOutSuccess");
private static final HashMap<UUID, PlayerHandler> playerHandlers = Maps.newHashMap();
private final NettyHook hook;
public PlayerChannelManager(NettyHook hook) {
this.hook = hook;
setOutFilter("PacketLoginOutSuccess");
}
@Override
public void onPacketOut(Object packet, Player player) {
GameProfile profile =
(GameProfile)
ReflectionUtils.getPrivateField(
PACKET_CLASS,
ReflectionUtils.byClass(PACKET_CLASS, GameProfile.class).getName(),
packet);
if (playerHandlers.containsKey(profile.getId())) playerHandlers.remove(profile.getId());
PlayerHandler handler = new PlayerHandler(player);
handler.setChannel(super.channel);
playerHandlers.put(profile.getId(), handler);
}
@Override
public void onPacketIn(Object packet, Player player) {}
public PlayerHandler getPlayerHandler(Player player) {
return getPlayerHandler(player.getUniqueId());
}
public PlayerHandler getPlayerHandler(UUID uniqueId) {
Player player = null;
PlayerHandler handler;
return ((handler = playerHandlers.get(uniqueId)) != null
&& (player = Bukkit.getPlayer(uniqueId)) != null)
? handler
: retrievePlayerHandler(player);
}
private static final Class ENTITY_PLAYER_CLASS = ReflectionUtils.getBukkitClass("EntityPlayer");
private static final Class PLAYER_CONNECTION_CLASS =
ReflectionUtils.getNMSClass("PlayerConnection");
private static final Class NETWORK_MANAGER_CLASS = ReflectionUtils.getNMSClass("NetworkManager");
private static final String CHANNEL_FIELD =
ReflectionUtils.byClass(NETWORK_MANAGER_CLASS, Channel.class).getName();
private PlayerHandler retrievePlayerHandler(Player player) {
if (player == null) return null;
Object entityPlayer = ReflectionUtils.getHandle(player);
Object playerConnection =
ReflectionUtils.getPrivateField(ENTITY_PLAYER_CLASS, "playerConnection", entityPlayer);
Object networkManager =
ReflectionUtils.getPrivateField(
PLAYER_CONNECTION_CLASS, "networkManager", playerConnection);
Channel channel =
(Channel)
ReflectionUtils.getPrivateField(NETWORK_MANAGER_CLASS, CHANNEL_FIELD, networkManager);
PlayerHandler handler = new PlayerHandler(player);
channel
.pipeline()
.addFirst(new InboundInitializer("PlayerHandler|" + player.getUniqueId().toString(), hook));
handler.setChannel(channel);
return handler;
}
}