public bool ProcessCommand(chat.MessageItem item)
{
this.item = item;
if (this.ProcessSingleCharCommand())
return true;
if (this.ProcessDoubleCharCommand())
return true;
return false;
}
// process every key stroke
void ProcessChar(char chr)
{
if (this.clientState == ClientStates.TEXT && chr == 9 && lineBuffer.Length == 1 && lineBuffer[0] >= '0' && lineBuffer[0] <= '9')
{
int number = int.Parse(lineBuffer.ToString());
if (number != this.slotNumber)
{
TelnetClient telnetClient = Server.GetTelById(number);
if (telnetClient != null && telnetClient.clientState == ClientStates.TEXT)
{
this.BackSpace();
lineBuffer.Clear();
lineBuffer.Append(telnetClient.username + ": ");
this.LineBufferOut();
}
}
}
if (chr == 10 || chr == 13) // line feed || carriage return
{
if (lineBuffer.Length != 0)
{
if (this.clientState == ClientStates.USERNAME)
{
SetUserName();
}
else
{
BackSpace();
chat.MessageItem messageItem = new chat.MessageItem();
messageItem.message = lineBuffer.ToString();
messageItem.client = this;
sv.Add(messageItem);
}
lineBuffer.Clear();
}
}
if (chr == 8 || chr == 127 ) // backspace || DEL
{
if (lineBuffer.Length >0 )
{
lineBuffer.Remove(lineBuffer.Length -1,1);
SendToUser("\x08 \x08");
return;
}
}
if (chr > 31 && chr < 127) // normal chars (letters, digits etc)
{
if (this.clientState == ClientStates.USERNAME) // login
{
// username no spaces + max length 20
if (chr == 32 || lineBuffer.Length > 20)
{
SendToUser('\b');
return;
}
else
{
lineBuffer.Append(chr);
SendToUser(chr);
return;
}
}
else if (lineBuffer.Length < LINEBUFFERLEN)
{
lineBuffer.Append(chr);
string tmp = lineBuffer.ToString();
if (tmp.Length > 4 && (tmp.Substring(0,3) == ".li" || tmp.Substring(0,3) == ".re"))
{
SendToUser("*");
return;
}
SendToUser(chr);
return;
}
}
}