Java Code Examples for com.comphenix.protocol.events.PacketEvent#getPacketType()

The following examples show how to use com.comphenix.protocol.events.PacketEvent#getPacketType() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: EntityHider.java From BetonQuest with GNU General Public License v3.0

10 votes

/**
 * Construct the packet listener that will be used to intercept every
 * entity-related packet.
 *
 * @param plugin - the parent plugin.
 * @return The packet listener.
 */
private PacketAdapter constructProtocol(Plugin plugin) {
    return new PacketAdapter(plugin, ENTITY_PACKETS) {

        @Override
        public void onPacketSending(PacketEvent event) {
            int index = event.getPacketType() == COMBAT_EVENT ? 1 : 0;

            Integer entityID = event.getPacket().getIntegers().readSafely(index);
            if (entityID != null) {
                if (!isVisible(event.getPlayer(), entityID)) {
                    event.setCancelled(true);
                }
            }
        }
    };
}

Example 2

Source File: AnimationPattern.java From AACAdditionPro with GNU General Public License v3.0

6 votes

@Override
protected int process(User user, PacketEvent packetEvent)
{
    if (packetEvent.getPacketType() == PacketType.Play.Client.ARM_ANIMATION) {
        user.getDataMap().setValue(DataKey.PACKET_ANALYSIS_ANIMATION_EXPECTED, false);
    } else {
        if (user.getDataMap().getBoolean(DataKey.PACKET_ANALYSIS_ANIMATION_EXPECTED)) {
            user.getDataMap().setValue(DataKey.PACKET_ANALYSIS_ANIMATION_EXPECTED, false);
            message = "PacketAnalysisData-Verbose | Player: " + user.getPlayer().getName() + " did not send animation packet after an attack.";
            return 10;
        }
    }

    if (packetEvent.getPacketType() == PacketType.Play.Client.USE_ENTITY) {
        // Make sure an arm animation packet is sent directly after an attack as it is the next packet in the client
        // code.
        final WrapperPlayClientUseEntity useEntityWrapper = new WrapperPlayClientUseEntity(packetEvent.getPacket());
        if (useEntityWrapper.getType() == EnumWrappers.EntityUseAction.ATTACK) {
            user.getDataMap().setValue(DataKey.PACKET_ANALYSIS_ANIMATION_EXPECTED, true);
        }
        return 0;
    }
    return 0;
}

Example 3

Source File: PacketAnalysis.java From AACAdditionPro with GNU General Public License v3.0

6 votes

@Override
public void onPacketSending(PacketEvent event)
{
    if (event.isPlayerTemporary()) {
        return;
    }

    final User user = UserManager.getUser(event.getPlayer().getUniqueId());

    // Not bypassed
    if (User.isUserInvalid(user, this.getModuleType())) {
        return;
    }

    if (event.getPacketType() == PacketType.Play.Server.POSITION) {
        final WrapperPlayServerPosition newPositionWrapper = new WrapperPlayServerPosition(event.getPacket());

        // Ignore relative teleports.
        if (!newPositionWrapper.getFlags().isEmpty()) {
            return;
        }

        user.getDataMap().setValue(DataKey.PACKET_ANALYSIS_LAST_POSITION_FORCE_LOCATION, newPositionWrapper.getLocation(user.getPlayer().getWorld()));
        user.getTimestampMap().updateTimeStamp(TimestampKey.PACKET_ANALYSIS_LAST_POSITION_FORCE);
    }
}

Example 4

Source File: ProtocolLibListener.java From FastLogin with MIT License

6 votes

@Override
public void onPacketReceiving(PacketEvent packetEvent) {
    if (packetEvent.isCancelled()
            || plugin.getCore().getAuthPluginHook()== null
            || !plugin.isServerFullyStarted()) {
        return;
    }

    Player sender = packetEvent.getPlayer();
    PacketType packetType = packetEvent.getPacketType();
    if (packetType == START) {
        if (!rateLimiter.tryAcquire()) {
            plugin.getLog().warn("Rate Limit hit - Ignoring player {}", sender);
            return;
        }

        onLogin(packetEvent, sender);
    } else {
        onEncryptionBegin(packetEvent, sender);
    }
}

Example 5

Source File: TabCompletePacketAdapter.java From AuthMeReloaded with GNU General Public License v3.0

5 votes

@Override
public void onPacketReceiving(PacketEvent event) {
    if (event.getPacketType() == PacketType.Play.Client.TAB_COMPLETE) {
        try {
            if (!playerCache.isAuthenticated(event.getPlayer().getName())) {
                event.setCancelled(true);
            }
        } catch (FieldAccessException e) {
            logger.logException("Couldn't access field:", e);
        }
    }
}