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mysticbbs/mystic/mis.pas

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// ====================================================================
// Mystic BBS Software Copyright 1997-2012 By James Coyle
// ====================================================================
//
// This file is part of Mystic BBS.
//
// Mystic BBS is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Mystic BBS is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Mystic BBS. If not, see <http://www.gnu.org/licenses/>.
//
// ====================================================================
{$I M_OPS.PAS}
Program MIS;
Uses
{$IFDEF DEBUG}
HeapTrc,
{$ENDIF}
{$IFDEF UNIX}
cThreads,
{$ENDIF}
m_Output,
m_Input,
m_DateTime,
m_Socket_Class,
m_FileIO,
m_Strings,
m_Term_Ansi,
MIS_Common,
MIS_NodeData,
MIS_Server,
MIS_Client_Telnet,
MIS_Client_SMTP,
MIS_Client_POP3,
MIS_Client_FTP,
MIS_Client_NNTP;
Const
FocusTelnet = 0;
FocusSMTP = 1;
FocusPOP3 = 2;
FocusFTP = 3;
FocusNNTP = 4;
FocusMax = 4;
Var
Console : TOutput;
Input : TInput;
TelnetServer : TServerManager;
FTPServer : TServerManager;
POP3Server : TServerManager;
SMTPServer : TServerManager;
NNTPServer : TServerManager;
FocusPTR : TServerManager;
FocusCurrent : Byte;
TopPage : Integer;
BarPos : Integer;
NodeData : TNodeData;
{$I MIS_ANSIWFC.PAS}
Procedure ReadConfiguration;
Var
FileConfig : TBufFile;
Begin
FileConfig := TBufFile.Create(SizeOf(RecConfig));
If Not FileConfig.Open('mystic.dat', fmOpen, fmReadWrite + fmDenyNone, SizeOf(RecConfig)) Then Begin
WriteLn;
WriteLn ('ERROR: Unable to read MYSTIC.DAT. This file must exist in the same');
WriteLn ('directory as MIS');
Halt (1);
End;
FileConfig.Read(bbsConfig);
FileConfig.Free;
If bbsConfig.DataChanged <> mysDataChanged Then Begin
WriteLn('ERROR: Data files are not current and must be upgraded.');
Halt(1);
End;
End;
Procedure ReadChatData;
Var
ChatFile : File of ChatRec;
Chat : ChatRec;
Nodes : LongInt;
Count : LongInt;
NI : TNodeInfoRec;
Begin
Nodes := NodeData.GetNodeTotal;
For Count := 1 to Nodes Do
If NodeData.GetNodeInfo(Count, NI) Then Begin
Assign (ChatFile, bbsConfig.DataPath + 'chat' + strI2S(NI.Num) + '.dat');
If ioReset(ChatFile, SizeOf(ChatRec), fmReadWrite + fmDenyNone) Then Begin
If ioRead(ChatFile, Chat) Then Begin
If Chat.Active Then Begin
NI.User := Chat.Name;
NI.Action := Chat.Action;
NodeData.SetNodeInfo(NI.Num, NI);
End;
End;
Close (ChatFile);
End;
End;
End;
Function GetFocusPtr : TServerManager;
Begin
Result := NIL;
Case FocusCurrent of
FocusTelnet : GetFocusPtr := TelnetServer;
FocusSMTP : GetFocusPtr := SMTPServer;
FocusPOP3 : GetFocusPtr := POP3Server;
FocusFTP : GetFocusPtr := FTPServer;
FocusNNTP : GetFocusPtr := NNTPServer;
End;
End;
Procedure UpdateConnectionList;
Var
Count : Byte;
Attr : Byte;
PosY : Byte;
NI : TNodeInfoRec;
Begin
If FocusPtr = NIL Then Exit;
ReadChatData;
PosY := 0;
For Count := TopPage to TopPage + 7 Do Begin
NodeData.GetNodeInfo(Count, NI);
Inc (PosY);
If Count = BarPos Then Attr := 31 Else Attr := 7;
Case FocusCurrent of
0 : If (Count <= FocusPtr.ClientList.Count) And (FocusPtr.ClientList[Count - 1] <> NIL) Then Begin
Console.WriteXY (3, 3 + PosY, Attr,
strPadL(strI2S(NI.Num), 3, '0') + ' ' +
strPadR(NI.User, 12, ' ') + ' ' +
strPadR(NI.Action, 18, ' ') + ' ' +
strPadL(NI.IP, 15, ' '));
End Else
If Count <= FocusPtr.ClientMax Then
Console.WriteXY (3, 3 + PosY, Attr, strPadL(strI2S(NI.Num), 3, '0') + strPadR(' Waiting', 48, ' '))
Else
Console.WriteXY (3, 3 + PosY, Attr, strRep(' ', 51));
1,
2,
3,
4: If (Count <= FocusPtr.ClientList.Count) And (FocusPtr.ClientList[Count - 1] <> NIL) Then Begin
Console.WriteXY (3, 3 + PosY, Attr,
strPadL(strI2S(Count), 3, '0') + ' ' +
strPadR(TFTPServer(FocusPtr.ClientList[Count - 1]).User.Handle, 31, ' ') + ' ' +
strPadL(TFTPServer(FocusPtr.ClientList[Count - 1]).Client.PeerIP, 15, ' '));
End Else
If Count <= FocusPtr.ClientMax Then
Console.WriteXY (3, 3 + PosY, Attr, strPadL(strI2S(Count), 3, '0') + strPadR(' Waiting', 48, ' '))
Else
Console.WriteXY (3, 3 + PosY, Attr, strRep(' ', 51));
End;
End;
End;
Procedure UpdateStatus;
Var
Offset : Integer;
Count : Integer;
Begin
If FocusPtr = NIL Then Exit;
FocusPtr.Server.StatusUpdated := False;
// UPDATE CONNECTION STATS
Console.WriteXY (69, 7, 7, strPadR(strI2S(FocusPtr.ClientActive), 5, ' '));
Console.WriteXY (69, 8, 7, strPadR(strI2S(FocusPtr.ClientBlocked), 5, ' '));
Console.WriteXY (69, 9, 7, strPadR(strI2S(FocusPtr.ClientRefused), 5, ' '));
Console.WriteXY (69, 10, 7, strPadR(strI2S(FocusPtr.ClientTotal), 5, ' '));
// UPDATE STATUS MESSAGES
Offset := FocusPtr.Server.SocketStatus.Count;
For Count := 22 DownTo 15 Do Begin
If Offset > 0 Then Begin
Dec(Offset);
Console.WriteXY (4, Count, 7, strPadR(FocusPtr.Server.SocketStatus.Strings[Offset], 74, ' '));
End Else
Console.WriteXY (4, Count, 7, strPadR(' ', 74, ' '));
End;
UpdateConnectionList;
End;
Procedure SwitchFocus;
Begin
BarPos := 1;
TopPage := 1;
Repeat
If FocusCurrent = FocusMax Then FocusCurrent := 0 Else Inc(FocusCurrent);
Case FocusCurrent of
FocusTelnet : If TelnetServer <> NIL Then Break;
FocusSMTP : If SmtpServer <> NIL Then Break;
FocusPOP3 : If Pop3Server <> NIL Then Break;
FocusFTP : If FtpServer <> NIL Then Break;
FocusNNTP : If NNTPServer <> NIL Then Break;
End;
Until False;
Console.WriteXY (50, 1, 112, 'telnet/smtp/pop3/ftp/nntp/http');
Case FocusCurrent of
FocusTelnet : Console.WriteXY (50, 1, 113, 'TELNET');
FocusSMTP : Console.WriteXY (57, 1, 113, 'SMTP');
FocusPOP3 : Console.WriteXY (62, 1, 113, 'POP3');
FocusFTP : Console.WriteXY (67, 1, 113, 'FTP');
FocusNNTP : Console.WriteXY (71, 1, 113, 'NNTP');
End;
FocusPtr := GetFocusPtr;
If FocusPtr <> NIL Then Begin
Console.WriteXY (69, 5, 7, strPadR(strI2S(FocusPtr.Port), 5, ' '));
Console.WriteXY (69, 6, 7, strPadR(strI2S(FocusPtr.ClientMax), 5, ' '));
UpdateStatus;
End;
End;
Procedure LocalLogin;
Const
BufferSize = 1024 * 4;
Var
Term : TTermAnsi;
Client : TSocketClass;
Res : LongInt;
Buffer : Array[1..BufferSize] of Char;
Done : Boolean;
Ch : Char;
Begin
Console.ClearScreen;
Console.WriteStr ('Connecting to 127.0.0.1... ');
Client := TSocketClass.Create;
If Not Client.Connect('127.0.0.1', bbsConfig.InetTNPort) Then
Console.WriteLine('Unable to connect')
Else Begin
Done := False;
Term := TTermAnsi.Create(Console);
Console.SetWindow (1, 1, 80, 24, True);
Console.WriteXY (1, 25, 112, strPadC('Local TELNET: ALT-X to Quit', 80, ' '));
Term.SetReplyClient(Client);
Repeat
If Client.WaitForData(0) > 0 Then Begin
Repeat
Res := Client.ReadBuf (Buffer, BufferSize);
If Res < 0 Then Begin
Done := True;
Break;
End;
Term.ProcessBuf(Buffer, Res);
Until Res <> BufferSize;
End Else
If Input.KeyPressed Then Begin
Ch := Input.ReadKey;
Case Ch of
#00 : Case Input.ReadKey of
#45 : Break;
#71 : Client.WriteStr(#27 + '[H');
#72 : Client.WriteStr(#27 + '[A');
#73 : Client.WriteStr(#27 + '[V');
#75 : Client.WriteStr(#27 + '[D');
#77 : Client.WriteStr(#27 + '[C');
#79 : Client.WriteStr(#27 + '[K');
#80 : Client.WriteStr(#27 + '[B');
#81 : Client.WriteStr(#27 + '[U');
#83 : Client.WriteStr(#127);
End;
Else
Client.WriteBuf(Ch, 1);
If Client.FTelnetEcho Then Term.Process(Ch);
End;
End Else
WaitMS(5);
Until Done;
Term.Free;
End;
Client.Free;
Console.TextAttr := 7;
Console.SetWindow (1, 1, 80, 25, True);
FocusCurrent := FocusMax;
DrawStatusScreen;
SwitchFocus;
End;
Const
WinTitle = 'Mystic Internet Server';
Var
Count : Integer;
Started : Boolean;
Begin
Randomize;
{$IFDEF DEBUG}
SetHeapTraceOutput('mis.mem');
{$ENDIF}
ReadConfiguration;
TelnetServer := NIL;
FTPServer := NIL;
POP3Server := NIL;
Started := False;
Console := TOutput.Create(True);
Input := TInput.Create;
NodeData := TNodeData.Create(bbsConfig.INetTNNodes);
Console.SetWindowTitle(WinTitle);
{$IFDEF WINDOWS}
If bbsConfig.InetTNUse Then Begin
TelnetServer := TServerManager.Create(bbsConfig, bbsConfig.InetTNPort, bbsConfig.INetTNNodes, NodeData, @CreateTelnet);
TelnetServer.Server.FTelnetServer := True;
TelnetServer.ClientMaxIPs := bbsConfig.InetTNDupes;
Started := True;
End;
{$ENDIF}
If bbsConfig.InetSMTPUse Then Begin
SMTPServer := TServerManager.Create(bbsConfig, bbsConfig.INetSMTPPort, bbsConfig.inetSMTPMax, NodeData, @CreateSMTP);
SMTPServer.Server.FTelnetServer := False;
SMTPServer.ClientMaxIPs := bbsConfig.INetSMTPDupes;
Started := True;
End;
If bbsConfig.InetPOP3Use Then Begin
POP3Server := TServerManager.Create(bbsConfig, bbsConfig.INetPOP3Port, bbsConfig.inetPOP3Max, NodeData, @CreatePOP3);
POP3Server.Server.FTelnetServer := False;
POP3Server.ClientMaxIPs := bbsConfig.inetPOP3Dupes;
Started := True;
End;
If bbsConfig.InetFTPUse Then Begin
FTPServer := TServerManager.Create(bbsConfig, bbsConfig.InetFTPPort, bbsConfig.inetFTPMax, NodeData, @CreateFTP);
FTPServer.Server.FTelnetServer := False;
FTPServer.ClientMaxIPs := bbsConfig.inetFTPDupes;
Started := True;
End;
If bbsConfig.InetNNTPUse Then Begin
NNTPServer := TServerManager.Create(bbsConfig, bbsConfig.InetNNTPPort, bbsConfig.inetNNTPMax, NodeData, @CreateNNTP);
NNTPServer.Server.FTelnetServer := False;
NNTPServer.ClientMaxIPs := bbsConfig.inetNNTPDupes;
Started := True;
End;
If Not Started Then Begin
Console.ClearScreen;
Console.WriteLine('ERROR: No servers are configured as active. Run MYSTIC -CFG to configure');
Console.WriteLine('Internet server options.');
NodeData.Free;
Input.Free;
Console.Free;
Halt(10);
End;
Count := 0;
DrawStatusScreen;
FocusCurrent := FocusMax;
SwitchFocus;
Repeat
If Input.KeyWait(1000) Then
Case Input.ReadKey of
#00 : Case Input.ReadKey of
#72 : If BarPos > TopPage Then Begin
Dec(BarPos);
UpdateConnectionList;
End Else
If TopPage > 1 Then Begin
Dec(TopPage);
Dec(BarPos);
UpdateConnectionList;
End;
#75 : Begin
Dec (TopPage, 8);
Dec (BarPos, 8);
If TopPage < 1 Then TopPage := 1;
If BarPos < 1 Then BarPos := TopPage;
UpdateConnectionList;
End;
#77 : Begin
Inc (TopPage, 8);
Inc (BarPos, 8);
If TopPage + 7 > FocusPtr.ClientList.Count Then TopPage := FocusPtr.ClientList.Count - 7;
If BarPos > FocusPtr.ClientList.Count Then BarPos := FocusPtr.ClientList.Count;
If TopPage < 1 Then TopPage := 1;
UpdateConnectionList;
End;
#80 : If (BarPos < FocusPtr.ClientMax) and (BarPos < TopPage + 7) Then Begin
Inc(BarPos);
UpdateConnectionList;
End Else
If (TopPage + 7 < FocusPtr.ClientMax) Then Begin
Inc(TopPage);
Inc(BarPos);
UpdateConnectionList;
End;
End;
#09 : SwitchFocus;
#27 : Break;
#32 : LocalLogin;
End;
If (FocusPtr <> NIL) Then
If FocusPtr.Server.StatusUpdated Then Begin
UpdateStatus;
Count := 1;
End Else
If Count = 10 Then Begin // force update every 10 seconds since mystic
UpdateStatus; // cannot yet talk to MIS directly
Count := 1;
End Else
Inc (Count);
Until False;
Console.TextAttr := 7;
Console.ClearScreen;
Console.WriteLine ('Mystic Internet Server Version ' + mysVersion);
Console.WriteLine ('');
Console.WriteStr ('Shutting down servers: TELNET');
TelnetServer.Free;
Console.WriteStr (' SMTP');
SMTPServer.Free;
Console.WriteStr (' POP3');
POP3Server.Free;
Console.WriteStr (' FTP');
FTPServer.Free;
Console.WriteStr (' NNTP');
NNTPServer.Free;
Console.WriteLine (' (DONE)');
NodeData.Free;
Input.Free;
Console.Free;
Halt(255);
End.
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