public static int dele_command(handleClient hc, string[] param)
{
messageManager.load();
var lst = messageManager.list();
int i = 1;
if (param.Length != 2)
{
hc.Write("-ERR Invalid command.\r\n");
return(0);
}
var no = int.Parse(param[1]);
if (!hc.auth.auth())
{
hc.Write("-ERR Authentification required.\r\n");
return(0);
}
foreach (Message m in lst)
{
if (m.to == hc.auth.login || m.to == (hc.auth.login + Settings.atdomain))
{
if (i == no)
{
messageManager.list().Remove(m);
//messageManager.save();
hc.Write("+Ok message " + no + " deleted\r\n");
return(0);
}
i++;
}
}
hc.Write("-ERR Message not found\r\n");
return(0);
}
public static int capa_command(handleClient hc, string[] param)
{
var tosend = "+Ok\nUIDL\nLOGIN PLAIN\nUSER\n.\r\n";
hc.Write(tosend);
return(0);
}
public static int apop_command(handleClient hc, string[] param)
{
if (param.Length != 3)
{
hc.Write("-ERR Missing parameter.\r\n");
return(0);
}
var idx = Array.IndexOf(Settings.users, param[1] + Settings.atdomain);
var idx2 = Array.IndexOf(Settings.users, param[1]);
if (idx < 0 && idx2 < 0)
{
hc.Write("-ERR Unknow user.\r\n");
return(0);
}
if (idx >= 0)
{
idx2 = idx;
}
else
{
idx = idx2;
}
var full_secret = hc.secret + Settings.passwords[idx];
if (param[2] == Protocol.CalculateMD5Hash(full_secret))
{
hc.Write("+Ok\r\n");
hc.auth.login = param[1];
hc.auth.password = Settings.passwords[idx];
}
return(0);
}
public void run()
{
while (true)
{
var client = this._masterSocket.AcceptTcpClient();
handleClient handle = new handleClient(client);
if (handle.init())
{
handle.start();
}
}
}
public static int user_command(handleClient hc, string[] param)
{
if (param.Length > 1)
{
hc.auth.login = param[1];
hc.Write("+Ok User accepted\r\n");
}
else
{
hc.Write("-ERR Need USER\r\n");
}
return(0);
}
public static void execute(handleClient hc, string command)
{
char[] splitTab = new char[2];
splitTab[0] = ' ';
splitTab[1] = ' ';
var commandTab = command.Split(splitTab);
if (Protocol.commands.Contains(commandTab[0].ToUpper()))
{
var index = Array.IndexOf(Protocol.commands, commandTab[0].ToUpper());
funcPtr[index](hc, commandTab);
}
else
{
hc.Write("-ERR Unknow command.\r\n");
// hc.Write("+Ok\r\n");
}
}
public static int pass_command(handleClient hc, string[] param)
{
if (param.Length > 1)
{
hc.auth.password = param[1];
if (hc.auth.auth())
{
hc.Write("+Ok Pass accepted\r\n");
}
else
{
hc.Write("-ERR Authentification failed.\r\n");
}
}
else
{
hc.Write("-ERR Need USER\r\n");
}
return(0);
}
public static int retr_command(handleClient hc, string[] param)
{
messageManager.load();
var lst = messageManager.list();
int count = 0;
int tosend = int.Parse(param[1]);
int size = 0;
if (!hc.auth.auth())
{
hc.Write("-ERR Authentification required.\r\n");
return(0);
}
foreach (Message m in lst)
{
if (m.to == hc.auth.login || m.to == (hc.auth.login + Settings.atdomain))
{
count++;
size += m.getSize();
if (count == tosend)
{
hc.Write("+Ok " + m.getSize() + " octets\r\n");
int max_len = 1048576;
int send_data_cnt = 0;
while ((m.body.Length - max_len * send_data_cnt) >= max_len)
{
hc.Write(m.body.Substring(max_len * send_data_cnt, max_len));
send_data_cnt++;
}
if ((m.body.Length - max_len * send_data_cnt) > 0)
{
hc.Write(m.body.Substring(max_len * send_data_cnt, m.body.Length - max_len * send_data_cnt));
}
hc.Write(".\r\n");
}
}
}
return(0);
}
public static int uidl_command(handleClient hc, string[] param)
{
//messageManager.save();
messageManager.load();
var lst = messageManager.list();
int i = 1;
if (!hc.auth.auth())
{
hc.Write("-ERR Authentification required.\r\n");
return(0);
}
hc.Write("+Ok Mailbox contents follows\r\n");
foreach (Message m in lst)
{
if (m.to == hc.auth.login || m.to == (hc.auth.login + Settings.atdomain))
{
hc.Write(i++ + " " + Protocol.CalculateMD5Hash(m.body) + "\r\n");
}
}
hc.Write(".\r\n");
return(0);
}
public static int stat_command(handleClient hc, string[] param)
{
messageManager.load();
var lst = messageManager.list();
int count = 0;
int size = 0;
if (!hc.auth.auth())
{
hc.Write("-ERR Authentification required.\r\n");
return(0);
}
foreach (Message m in lst)
{
if (m.to == hc.auth.login || m.to == (hc.auth.login + Settings.atdomain))
{
count++;
size += m.getSize();
}
}
hc.Write("+Ok " + count + " " + size + "\r\n");
return(0);
}
public static int quit_command(handleClient hc, string[] param)
{
hc.exit();
return(0);
}
public static int top_command(handleClient hc, string[] param)
{
return(0);
}
