/// <summary>
/// Handles the login request packet sent by the client
/// </summary>
static public void Handle_CS_Login(CS_Login pkt, Client <Player> client)
{ //Let's escalate our client's status to player!
ZoneServer server = (client._handler as ZoneServer);
// check for excessive joins to zone from same IP
if (pkt.bCreateAlias != true && server._connections.ContainsKey(client._ipe.Address))
{
Helpers.Login_Response(client, SC_Login.Login_Result.Failed, "Please wait 10 seconds before logging in again.");
Log.write(TLog.Warning, "Possible throttler removed: {0}", client._ipe.ToString());
return;
}
else if (!server._connections.ContainsKey(client._ipe.Address))
{
server._connections.Add(client._ipe.Address, DateTime.Now.AddSeconds(10));
}
//Check their client version and UIDs
//TODO: find out what the UIDs are and what an invalid UID might look like, and reject spoofed ones
if (pkt.Version != Helpers._serverVersion ||
pkt.UID1 <= 10000 ||
pkt.UID2 <= 10000 ||
pkt.UID3 <= 10000)
{
Log.write(TLog.Warning, "Suspicious login packet from {0} : Version ({1}) UID1({2}) UID2({3}) UID3({4})",
pkt.Username,
pkt.Version,
pkt.UID1,
pkt.UID2,
pkt.UID3);
}
String alias = pkt.Username;
//Check alias for illegal characters
if (String.IsNullOrWhiteSpace(alias))
{
Helpers.Login_Response(client, SC_Login.Login_Result.Failed, "Alias cannot be blank.");
return;
}
try
{ //Temporary till we find the login bug
if (!char.IsLetterOrDigit(alias, 0) ||
char.IsWhiteSpace(alias, 0) ||
char.IsWhiteSpace(alias, alias.Length - 1) ||
alias != Logic_Text.RemoveIllegalCharacters(alias))
{ //Boot him..
Helpers.Login_Response(client, SC_Login.Login_Result.Failed, "Alias contains illegal characters, must start with a letter or number and cannot end with a space.");
return;
}
}
catch (ArgumentOutOfRangeException)
{
Log.write(TLog.Warning, "Player login name is {0}", alias);
Helpers.Login_Response(client, SC_Login.Login_Result.Failed, "Alias contains illegal characters, must start with a letter or number and cannot end with a space.");
return;
}
if (alias.Length > 64)
{
//Change this if alias.name in the db is changed.. currently at varchar(64)
Helpers.Login_Response(client, SC_Login.Login_Result.Failed, "Alias length is too long.");
return;
}
//Are we in permission mode?
if (server._config["server/permitMode"].boolValue && !Logic_Permit.checkPermit(alias))
{
Helpers.Login_Response(client, SC_Login.Login_Result.Failed, "Zone is in permission only mode.");
return;
}
Player newPlayer = server.newPlayer(client, alias);
//If it failed for some reason, present a failure message
if (newPlayer == null)
{
Helpers.Login_Response(client, SC_Login.Login_Result.Failed, "Login Failure, Zone is full.");
Log.write(TLog.Error, "New player is null possibly due to zone being full.");
return;
}
newPlayer._UID1 = pkt.UID1;
newPlayer._UID2 = pkt.UID2;
newPlayer._UID3 = pkt.UID3;
//Are we in standalone mode?
if (server.IsStandalone)
{ //Always first time setup in standalone mode
newPlayer.assignFirstTimeStats(false);
//Success! Let him in.
Helpers.Login_Response(client, SC_Login.Login_Result.Success, "This server is currently in stand-alone mode. Your character's scores and stats will not be saved.");
}
else
{ //Defer the request to the database server
CS_PlayerLogin <Data.Database> plogin = new CS_PlayerLogin <Data.Database>();
plogin.bCreateAlias = pkt.bCreateAlias;
plogin.player = newPlayer.toInstance();
plogin.alias = alias;
plogin.ticketid = pkt.TicketID;
plogin.UID1 = pkt.UID1;
plogin.UID2 = pkt.UID2;
plogin.UID3 = pkt.UID3;
plogin.NICInfo = pkt.NICInfo;
plogin.ipaddress = pkt._client._ipe.Address.ToString().Trim();
server._db.send(plogin);
}
}
/// <summary>
/// Triggered when the client is attempting to enter the game and sends his security reply
/// </summary>
static public void Handle_CS_Environment(CS_Environment pkt, Player player)
{ //Does he have a target ready to receive the information?
Player target = player.getVar("envReq") as Player;
List <string> badPrograms = new List <string>();
badPrograms.Add("cheat engine 6.2");
badPrograms.Add("ollydbg");
badPrograms.Add("cheat engine");
badPrograms.Add("cheatengine");
badPrograms.Add("ollydbg.exe");
badPrograms.Add("wireshark");
badPrograms.Add("wireshark.exe");
badPrograms.Add("speederxp");
badPrograms.Add("L. Spiro");
badPrograms.Add("spiro");
badPrograms.Add("mhs");
badPrograms.Add("hex editor");
if (target == null)
{//It was a request by the server
//Check the processes
foreach (string element in pkt.processes)
{
if (badPrograms.Contains(Logic_Text.RemoveIllegalCharacters(element).ToLower()) && player._permissionStatic != Data.PlayerPermission.Sysop)
{//They have a cheat running or debugger, kick them out and inform mods
if (!player._server.IsStandalone)
{
CS_ChatQuery <Data.Database> pktquery = new CS_ChatQuery <Data.Database>();
pktquery.queryType = CS_ChatQuery <Data.Database> .QueryType.alert;
pktquery.sender = player._alias;
pktquery.payload = String.Format("&ALERT - Player Kicked: (Zone={0}, Arena={1}, Player={2}) Reason=Using a hack or cheat engine. Program={3}",
player._server.Name, player._arena._name, player._alias, Logic_Text.RemoveIllegalCharacters(element).ToLower());
//Send it!
player._server._db.send(pktquery);
}
else
{
foreach (Player ppl in player._arena.Players.ToList())
{
if (ppl.PermissionLevelLocal >= Data.PlayerPermission.ArenaMod)
{
ppl.sendMessage(-1, String.Format("&ALERT - Player Kicked: (Zone={0}, Arena={1}, Player={2}) Reason=Using a hack or cheat engine. Program={3}",
player._server.Name, player._arena._name, player._alias, Logic_Text.RemoveIllegalCharacters(element).ToLower()));
}
}
}
Log.write(TLog.Security, String.Format("Player Kicked: (Zone={0}, Arena={1}, Player={2}) Reason=Using a hack or cheat engine. Program={3}",
player._server.Name, player._arena._name, player._alias, Logic_Text.RemoveIllegalCharacters(element).ToLower()));
player.disconnect();
return;
}
}
//Check the windows
foreach (string element in pkt.windows)
{
if (badPrograms.Contains(Logic_Text.RemoveIllegalCharacters(element).ToLower()) && player._permissionStatic != Data.PlayerPermission.Sysop)
{//They have a cheat running or debugger, kick them out and inform mods
if (!player._server.IsStandalone)
{
CS_ChatQuery <Data.Database> pktquery = new CS_ChatQuery <Data.Database>();
pktquery.queryType = CS_ChatQuery <Data.Database> .QueryType.alert;
pktquery.sender = player._alias;
pktquery.payload = String.Format("&ALERT - Player Kicked: (Zone={0}, Arena={1}, Player={2}) Reason=Using a hack or cheat engine. Program={3}", player._server.Name, player._arena._name, player._alias, Logic_Text.RemoveIllegalCharacters(element).ToLower());
//Send it!
player._server._db.send(pktquery);
}
else
{
foreach (Player ppl in player._arena.Players.ToList())
{
if (ppl.PermissionLevelLocal >= Data.PlayerPermission.ArenaMod)
{
ppl.sendMessage(-1, String.Format("&ALERT - Player Kicked: (Zone={0}, Arena={1}, Player={2}) Reason=Using a hack or cheat engine.", player._server.Name, player._arena._name, player._alias));
}
}
}
player.disconnect();
}
}
return;
}
player.setVar("envReq", null);
//Display to him the results
target.sendMessage(0, "&Processes:");
foreach (string element in pkt.processes)
{
target.sendMessage(0, "*" + Logic_Text.RemoveIllegalCharacters(element));
}
target.sendMessage(0, "&Windows:");
foreach (string element in pkt.windows)
{
target.sendMessage(0, "*" + Logic_Text.RemoveIllegalCharacters(element));
}
// TODO: Write these out to a file so that later we can compare them.
if (!String.IsNullOrWhiteSpace(player.getVar("envReqParams") as String))
{
var filename = ""; // read envReqParams
// Write out to a file.
}
}