Untested rework of WhisperHandler

This commit is contained in:
RubenD96
2021-04-20 17:25:52 +02:00
parent 28b6dd577a
commit 24cfbcce40
2 changed files with 121 additions and 160 deletions

View File

@@ -26,121 +26,85 @@ import client.MapleClient;
import client.autoban.AutobanFactory;
import config.YamlConfig;
import net.AbstractMaplePacketHandler;
import net.server.world.World;
import tools.DatabaseConnection;
import tools.FilePrinter;
import tools.LogHelper;
import tools.MaplePacketCreator;
import tools.MaplePacketCreator.WhisperFlag;
import tools.data.input.SeekableLittleEndianAccessor;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
/**
*
* @author Matze
* @author Chronos
*/
public final class WhisperHandler extends AbstractMaplePacketHandler {
@Override
public final void handlePacket(SeekableLittleEndianAccessor slea, MapleClient c) {
byte mode = slea.readByte();
if (mode == 6) { // whisper
String recipient = slea.readMapleAsciiString();
String text = slea.readMapleAsciiString();
MapleCharacter player = c.getChannelServer().getPlayerStorage().getCharacterByName(recipient);
if (c.getPlayer().getAutobanManager().getLastSpam(7) + 200 > currentServerTime()) {
return;
}
if (text.length() > Byte.MAX_VALUE && !player.isGM()) {
AutobanFactory.PACKET_EDIT.alert(c.getPlayer(), c.getPlayer().getName() + " tried to packet edit with whispers.");
FilePrinter.printError(FilePrinter.EXPLOITS + c.getPlayer().getName() + ".txt", c.getPlayer().getName() + " tried to send text with length of " + text.length());
c.disconnect(true, false);
return;
}
if (player != null) {
player.getClient().announce(MaplePacketCreator.getWhisper(c.getPlayer().getName(), c.getChannel(), text));
if (YamlConfig.config.server.USE_ENABLE_CHAT_LOG) {
LogHelper.logChat(c, "Whisper To " + player.getName(), text);
}
if(player.isHidden() && player.gmLevel() >= c.getPlayer().gmLevel()) {
c.announce(MaplePacketCreator.getWhisperReply(recipient, (byte) 0));
} else {
c.announce(MaplePacketCreator.getWhisperReply(recipient, (byte) 1));
}
} else {// not found
World world = c.getWorldServer();
if (world.isConnected(recipient)) {
world.whisper(c.getPlayer().getName(), recipient, c.getChannel(), text);
if (YamlConfig.config.server.USE_ENABLE_CHAT_LOG) {
LogHelper.logChat(c, "Whisper To " + recipient, text);
}
player = world.getPlayerStorage().getCharacterByName(recipient);
if(player.isHidden() && player.gmLevel() >= c.getPlayer().gmLevel())
c.announce(MaplePacketCreator.getWhisperReply(recipient, (byte) 0));
else
c.announce(MaplePacketCreator.getWhisperReply(recipient, (byte) 1));
} else {
c.announce(MaplePacketCreator.getWhisperReply(recipient, (byte) 0));
}
}
c.getPlayer().getAutobanManager().spam(7);
} else if (mode == 5) { // - /find
String recipient = slea.readMapleAsciiString();
MapleCharacter victim = c.getWorldServer().getPlayerStorage().getCharacterByName(recipient);
if (victim != null && c.getPlayer().gmLevel() >= victim.gmLevel()) {
if (victim.getCashShop().isOpened()) { // in CashShop
c.announce(MaplePacketCreator.getFindReply(victim.getName(), -1, 2));
} else if (victim.isAwayFromWorld()) { // in MTS
c.announce(MaplePacketCreator.getFindReply(victim.getName(), -1, 0));
} else if (victim.getClient().getChannel() != c.getChannel()) { // in another channel, issue detected thanks to MedicOP
c.announce(MaplePacketCreator.getFindReply(victim.getName(), victim.getClient().getChannel() - 1, 3));
} else {
c.announce(MaplePacketCreator.getFindReply(victim.getName(), victim.getMap().getId(), 1));
}
} else if (c.getPlayer().isGM()) { // not found
try (Connection con = DatabaseConnection.getConnection();
PreparedStatement ps = con.prepareStatement("SELECT gm FROM characters WHERE name = ?")) {
ps.setString(1, recipient);
try (ResultSet rs = ps.executeQuery()) {
if (rs.next()) {
if (rs.getInt("gm") >= c.getPlayer().gmLevel()) {
c.announce(MaplePacketCreator.getWhisperReply(recipient, (byte) 0));
return;
}
}
}
byte channel = (byte) (c.getWorldServer().find(recipient) - 1);
if (channel > -1) {
c.announce(MaplePacketCreator.getFindReply(recipient, channel, 3));
} else {
c.announce(MaplePacketCreator.getWhisperReply(recipient, (byte) 0));
}
} catch (SQLException e) {
e.printStackTrace();
}
} else {
c.announce(MaplePacketCreator.getWhisperReply(recipient, (byte) 0));
}
} else if (mode == 0x44) {
//Buddy find, thanks to Atoot
String recipient = slea.readMapleAsciiString();
MapleCharacter player = c.getWorldServer().getPlayerStorage().getCharacterByName(recipient);
if (player != null && c.getPlayer().gmLevel() >= player.gmLevel()) {
if (player.getCashShop().isOpened()) { // in CashShop
c.announce(MaplePacketCreator.getBuddyFindReply(player.getName(), -1, 2));
} else if (player.isAwayFromWorld()) { // in MTS
c.announce(MaplePacketCreator.getBuddyFindReply(player.getName(), -1, 0));
} else if (player.getClient().getChannel() != c.getChannel()) { // in another channel
c.announce(MaplePacketCreator.getBuddyFindReply(player.getName(), player.getClient().getChannel() - 1, 3));
} else {
c.announce(MaplePacketCreator.getBuddyFindReply(player.getName(), player.getMap().getId(), 1));
}
// result types, not sure if there are proper names for these
public static final byte RT_ITC = 0x00;
public static final byte RT_SAME_CHANNEL = 0x01;
public static final byte RT_CASH_SHOP = 0x02;
public static final byte RT_DIFFERENT_CHANNEL = 0x03;
@Override
public void handlePacket(SeekableLittleEndianAccessor slea, MapleClient c) {
byte request = slea.readByte();
String name = slea.readMapleAsciiString();
MapleCharacter target = c.getWorldServer().getPlayerStorage().getCharacterByName(name);
if (target != null) {
switch (request) {
case WhisperFlag.LOCATION | WhisperFlag.REQUEST:
handleFind(c.getPlayer(), target, WhisperFlag.LOCATION);
break;
case WhisperFlag.WHISPER | WhisperFlag.REQUEST:
String message = slea.readMapleAsciiString();
handleWhisper(message, c.getPlayer(), target);
break;
case WhisperFlag.LOCATION_FRIEND | WhisperFlag.REQUEST:
handleFind(c.getPlayer(), target, WhisperFlag.LOCATION_FRIEND);
break;
default:
FilePrinter.printError(FilePrinter.PACKET_HANDLER + c.getPlayer().getName() + ".txt", "Unknown request " + request + " triggered by " + c.getPlayer().getName());
break;
}
} else {
c.announce(MaplePacketCreator.getWhisperResult(name, false));
}
}
private void handleFind(MapleCharacter user, MapleCharacter target, byte flag) {
if (user.gmLevel() >= target.gmLevel()) {
if (target.getCashShop().isOpened()) {
user.announce(MaplePacketCreator.getFindResult(target, RT_CASH_SHOP, -1, flag));
} else if (target.getClient().getChannel() == user.getClient().getChannel()) {
user.announce(MaplePacketCreator.getFindResult(target, RT_SAME_CHANNEL, target.getMapId(), flag));
} else {
user.announce(MaplePacketCreator.getFindResult(target, RT_DIFFERENT_CHANNEL, target.getClient().getChannel(), flag));
}
} else {
// not found for whisper is the same message
user.announce(MaplePacketCreator.getWhisperResult(target.getName(), false));
}
}
private void handleWhisper(String message, MapleCharacter user, MapleCharacter target) {
if (user.getAutobanManager().getLastSpam(7) + 200 > currentServerTime()) {
return;
}
user.getAutobanManager().spam(7);
if (message.length() > Byte.MAX_VALUE) {
AutobanFactory.PACKET_EDIT.alert(user, user.getName() + " tried to packet edit with whispers.");
FilePrinter.printError(FilePrinter.EXPLOITS + user.getName() + ".txt", user.getName() + " tried to send text with length of " + message.length());
user.getClient().disconnect(true, false);
return;
}
if (YamlConfig.config.server.USE_ENABLE_CHAT_LOG) {
LogHelper.logChat(user.getClient(), "Whisper To " + target.getName(), message);
}
target.announce(MaplePacketCreator.getWhisperReceive(user.getName(), user.getClient().getChannel() - 1, user.isGM(), message));
boolean hidden = target.isHidden() && target.gmLevel() >= user.gmLevel();
user.announce(MaplePacketCreator.getWhisperResult(target.getName(), !hidden));
}
}