489 lines
12 KiB
ObjectPascal
489 lines
12 KiB
ObjectPascal
Unit bbs_MsgBase_QWK;
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{$I M_OPS.PAS}
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Interface
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Uses
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m_FileIO,
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BBS_Records,
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BBS_DataBase,
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BBS_MsgBase_ABS,
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BBS_MsgBase_JAM,
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BBS_MsgBase_Squish;
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Const
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QWK_EOL = #13#10;
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Type
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BSingle = Array [0..3] of Byte;
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QwkNdxHdr = Record
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MsgPos : BSingle;
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Junk : Byte;
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End;
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QwkDATHdr = Record {128 bytes}
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Status : Char;
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MSGNum : Array [1..7] of Char;
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Date : Array [1..8] of Char;
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Time : Array [1..5] of Char;
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UpTO : Array [1..25] of Char;
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UpFROM : Array [1..25] of Char;
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Subject : Array [1..25] of Char;
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PassWord : Array [1..12] of Char;
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ReferNum : Array [1..8] of Char;
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NumChunk : Array [1..6] of Char;
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Active : Char; {225 active, 226 killed}
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ConfNum : Word;
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Junk : Word;
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NetTag : Char;
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End;
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QwkLRRec = Record
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Base : Word;
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Pos : LongInt;
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End;
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TQWKEngine_HasAccess = Function (Sender: Pointer; AcsStr: String) : Boolean;
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TQWKEngine_Status = Procedure (Sender: Pointer; State: Byte);
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TQWKEngine = Class
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StatusUpdate : TQWKEngine_Status;
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HasAccess : TQWKEngine_HasAccess;
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IsExtended : Boolean;
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IsNetworked : Boolean;
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WorkPath : String;
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PacketID : String;
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UserRecord : RecUser;
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UserNumber : Cardinal;
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TotalMessages : LongInt;
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TotalBases : LongInt;
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RepOK : LongInt;
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RepFailed : LongInt;
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RepBaseAdd : LongInt;
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RepBaseDel : LongInt;
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DataFile : TFileBuffer;
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MBaseFile : File;
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MBase : RecMessageBase;
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QwkLR : QwkLRRec;
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QwkLRFile : File of QwkLRRec;
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MsgBase : PMsgBaseABS;
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Constructor Create (QwkPath, QwkID: String; UN: Cardinal; UR: RecUser);
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Procedure LONG2MSB (Index: LongInt; Var MS: BSingle);
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Procedure WriteDOORID;
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Procedure WriteTOREADEREXT;
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Procedure WriteCONTROLDAT;
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Function WriteMSGDAT : LongInt;
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Procedure UpdateLastReadPointers;
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Procedure CreatePacket;
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Function ProcessReply : Boolean;
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End;
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Implementation
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Uses
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m_Strings,
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m_DateTime;
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Constructor TQWKEngine.Create (QwkPath, QwkID: String; UN: Cardinal; UR: RecUser);
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Begin
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Inherited Create;
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WorkPath := QwkPath;
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PacketID := QwkID;
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UserNumber := UN;
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UserRecord := UR;
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IsExtended := False;
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IsNetworked := False;
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TotalMessages := 0;
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TotalBases := 0;
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RepOK := 0;
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RepFailed := 0;
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RepBaseAdd := 0;
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RepBaseDel := 0;
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Assign (MBaseFile, bbsCfg.DataPath + 'mbases.dat');
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End;
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Procedure TQWKEngine.LONG2MSB (Index : LongInt; Var MS : BSingle);
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Var
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Exp : Byte;
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Begin
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If Index <> 0 Then Begin
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Exp := 0;
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While Index And $800000 = 0 Do Begin
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Inc (Exp);
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Index := Index SHL 1
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End;
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Index := Index And $7FFFFF;
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End Else
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Exp := 152;
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MS[0] := Index AND $FF;
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MS[1] := (Index SHR 8) AND $FF;
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MS[2] := (Index SHR 16) AND $FF;
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MS[3] := 152 - Exp;
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End;
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Procedure TQWKEngine.WriteDOORID;
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Var
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TempFile : Text;
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Begin
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If IsNetworked Then Exit;
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Assign (TempFile, WorkPath + 'door.id');
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ReWrite (TempFile);
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Write (TempFile, 'DOOR = ' + mysSoftwareID + QWK_EOL);
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Write (TempFile, 'VERSION = ' + mysVersion + QWK_EOL);
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Write (TempFile, 'SYSTEM = ' + mysSoftwareID + ' ' + mysVersion + QWK_EOL);
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Write (TempFile, 'CONTROLNAME = MYSTICQWK' + QWK_EOL);
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Write (TempFile, 'CONTROLTYPE = ADD' + QWK_EOL);
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Write (TempFile, 'CONTROLTYPE = DROP' + QWK_EOL);
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Close (TempFile);
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End;
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Procedure TQWKEngine.WriteTOREADEREXT;
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Var
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TempFile : Text;
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Flags : String;
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Base : RecMessageBase;
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Begin
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If IsNetworked Or (Not IsExtended) Then Exit;
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Assign (TempFile, WorkPath + 'toreader.ext');
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ReWrite (TempFile);
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Write (TempFile, 'ALIAS ' + UserRecord.Handle + QWK_EOL);
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If ioReset (MBaseFile, SizeOf(RecMessageBase), fmRWDN) Then Begin
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While Not Eof(MBaseFile) Do Begin
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ioRead (MBaseFile, Base);
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If HasAccess(Self, Base.ReadACS) Then Begin
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Flags := ' ';
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If Base.Flags AND MBPrivate = 0 Then
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Flags := Flags + 'aO'
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Else
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Flags := Flags + 'pP';
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If Base.Flags AND MBRealNames = 0 Then
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Flags := Flags + 'H';
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If Not HasAccess(Self, Base.PostACS) Then
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Flags := Flags + 'BRZ';
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Case Base.NetType of
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0 : Flags := Flags + 'L';
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1 : Flags := Flags + 'E';
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2 : Flags := Flags + 'U';
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3 : Flags := Flags + 'N';
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End;
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If Base.DefQScan = 2 Then
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Flags := Flags + 'F';
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Write (TempFile, 'AREA ' + strI2S(Base.Index) + Flags, QWK_EOL);
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End;
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End;
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Close (MBaseFile);
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End;
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Close (TempFile);
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End;
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Procedure TQWKEngine.WriteCONTROLDAT;
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Var
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TempFile : Text;
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BaseFile : File;
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Base : RecMessageBase;
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Begin
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If IsNetworked Then Exit;
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Assign (TempFile, WorkPath + 'control.dat');
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ReWrite (TempFile);
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Write (TempFile, bbsCfg.BBSName + QWK_EOL);
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Write (TempFile, QWK_EOL);
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Write (TempFile, QWK_EOL);
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Write (TempFile, bbsCfg.SysopName + QWK_EOL);
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Write (TempFile, '0,' + PacketID + QWK_EOL);
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Write (TempFile, DateDos2Str(CurDateDos, 1), ',', TimeDos2Str(CurDateDos, 0) + QWK_EOL);
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Write (TempFile, strUpper(UserRecord.Handle) + QWK_EOL);
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Write (TempFile, QWK_EOL);
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Write (TempFile, '0' + QWK_EOL);
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Write (TempFile, TotalMessages, QWK_EOL);
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Write (TempFile, TotalBases - 1, QWK_EOL);
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If ioReset (BaseFile, SizeOf(RecMessageBase), fmRWDN) Then Begin
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While Not Eof(BaseFile) Do Begin
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ioRead (BaseFile, Base);
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If HasAccess(Self, Base.ReadACS) Then Begin
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Write (TempFile, Base.Index, QWK_EOL);
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If IsExtended Then
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Write (TempFile, strStripMCI(Base.Name) + QWK_EOL)
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Else
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Write (TempFile, Base.QwkName + QWK_EOL);
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End;
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End;
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Close (BaseFile);
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End;
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Write (TempFile, JustFile(bbsCfg.qwkWelcome) + QWK_EOL);
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Write (TempFile, JustFile(bbsCfg.qwkNews) + QWK_EOL);
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Write (TempFile, JustFile(bbsCfg.qwkGoodbye) + QWK_EOL);
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Close (TempFile);
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End;
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Function TQWKEngine.WriteMSGDAT : LongInt;
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Var
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NdxFile : File of QwkNdxHdr;
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NdxHdr : QwkNdxHdr;
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Header : String[128];
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BufStr : String[128];
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Chunks : Word;
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MsgAdded : LongInt;
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LastRead : LongInt;
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QwkIndex : LongInt;
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TooBig : Boolean;
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Procedure DoString (Str: String);
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Var
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Count : SmallInt;
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Begin
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For Count := 1 to Length(Str) Do Begin
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BufStr := BufStr + Str[Count];
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If BufStr[0] = #128 Then Begin
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DataFile.WriteBlock (BufStr[1], 128);
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BufStr := '';
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End;
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End;
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End;
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Var
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TempStr : String;
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Begin
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MsgAdded := 0;
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If Not MBaseOpenCreate(MsgBase, MBase, WorkPath) Then Exit;
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LastRead := MsgBase^.GetLastRead(UserNumber) + 1;
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MsgBase^.SeekFirst (LastRead);
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While MsgBase^.SeekFound Do Begin
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If Not IsNetworked Then
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If ((bbsCfg.QwkMaxBase > 0) and (MsgAdded = bbsCfg.QwkMaxBase)) or
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((bbsCfg.QwkMaxPacket > 0) and (TotalMessages = bbsCfg.QwkMaxPacket)) Then Break;
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MsgBase^.MsgStartUp;
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If MsgBase^.IsPriv And Not IsThisUser(UserRecord, MsgBase^.GetTo) Then Begin
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MsgBase^.SeekNext;
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Continue;
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End;
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Inc (MsgAdded);
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Inc (TotalMessages);
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LastRead := MsgBase^.GetMsgNum;
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Chunks := 0;
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BufStr := '';
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TooBig := False;
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QwkIndex := DataFile.FileSizeRaw DIV 128 + 1;
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MsgBase^.MsgTxtStartUp;
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While Not MsgBase^.EOM Do Begin
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TempStr := MsgBase^.GetString(79);
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If TempStr[1] = #1 Then Continue;
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Inc (Chunks, Length(TempStr));
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End;
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If Chunks MOD 128 = 0 Then
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Chunks := Chunks DIV 128 + 1
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Else
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Chunks := Chunks DIV 128 + 2;
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Header :=
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' ' +
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strPadR(strI2S(MsgBase^.GetMsgNum), 7, ' ') +
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MsgBase^.GetDate +
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MsgBase^.GetTime +
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strPadR(strUpper(MsgBase^.GetTo), 25, ' ') +
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strPadR(strUpper(MsgBase^.GetFrom), 25, ' ') +
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strPadR(strUpper(MsgBase^.GetSubj), 25, ' ') +
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strPadR('', 12, ' ') +
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strPadR(strI2S(MsgBase^.GetRefer), 8, ' ') +
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strPadR(strI2S(Chunks), 6, ' ') +
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#255 +
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' ' +
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' ' +
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' ';
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If Not IsNetworked Then Begin
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If MsgAdded = 1 Then Begin
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Assign (NdxFile, WorkPath + strPadL(strI2S(MBase.Index), 3, '0') + '.ndx');
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ReWrite (NdxFile);
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End;
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LONG2MSB (QwkIndex, NdxHdr.MsgPos);
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Write (NdxFile, NdxHdr);
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End;
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DataFile.WriteBlock (Header[1], 128);
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If IsExtended Then Begin
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If Length(MsgBase^.GetFrom) > 25 Then Begin
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DoString('From: ' + MsgBase^.GetFrom + #227);
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TooBig := True;
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End;
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If Length(MsgBase^.GetTo) > 25 Then Begin
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DoString('To: ' + MsgBase^.GetTo + #227);
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TooBig := True;
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End;
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If Length(MsgBase^.GetSubj) > 25 Then Begin
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DoString('Subject: ' + MsgBase^.GetSubj + #227);
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TooBig := True;
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End;
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If TooBig Then DoString(#227);
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End;
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MsgBase^.MsgTxtStartUp;
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While Not MsgBase^.EOM Do Begin
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TempStr := MsgBase^.GetString(79) + #227;
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If TempStr[1] = #1 Then Continue;
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DoString (TempStr);
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End;
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If BufStr <> '' Then Begin
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BufStr := strPadR (BufStr, 128, ' ');
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DataFile.WriteBlock (BufStr[1], 128);
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End;
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MsgBase^.SeekNext;
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End;
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If Not IsNetworked And (MsgAdded > 0) Then
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Close (NdxFile);
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MsgBase^.CloseMsgBase;
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Dispose (MsgBase, Done);
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Result := LastRead;
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End;
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Procedure TQWKEngine.UpdateLastReadPointers;
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Begin
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Reset (QwkLRFile);
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ioReset (MBaseFile, SizeOf(RecMessageBase), fmRWDN);
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While Not Eof(QwkLRFile) Do Begin
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Read (QwkLRFile, QwkLR);
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If ioSeek (MBaseFile, QwkLR.Base - 1) Then Begin
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ioRead (MBaseFile, MBase);
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If MBaseOpenCreate (MsgBase, MBase, WorkPath) Then Begin
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MsgBase^.SetLastRead (UserNumber, QwkLR.Pos);
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MsgBase^.CloseMsgBase;
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End;
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Dispose(MsgBase, Done);
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End;
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End;
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Close (QwkLRFile);
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Close (MBaseFile);
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End;
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Procedure TQWKEngine.CreatePacket;
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Var
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Temp : String;
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MScan : MScanRec;
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Begin
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DataFile := TFileBuffer.Create(4 * 1024);
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DataFile.OpenStream (WorkPath + 'messages.dat', 1, fmCreate, fmRWDN);
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Temp := strPadR('Produced By ' + mysSoftwareID + ' v' + mysVersion + '. ' + mysCopyNotice, 128, ' ');
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DataFile.WriteBlock (Temp[1], 128);
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Assign (QwkLRFile, WorkPath + 'qlr.dat');
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ReWrite (QwkLRFile);
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If ioReset (MBaseFile, SizeOf(RecMessageBase), fmRWDN) Then Begin
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If IsNetworked Then
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ioRead (MBaseFile, MBase);
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While Not Eof(MBaseFile) Do Begin
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ioRead (MBaseFile, MBase);
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If IsNetworked And (MBase.Flags AND MBAllowQWKNet = 0) Then
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Continue;
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If HasAccess(Self, MBase.ReadACS) Then Begin
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GetMessageScan (UserNumber, MBase, MScan);
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If MScan.QwkScan > 0 Then Begin
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Inc (TotalBases);
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QwkLR.Base := FilePos(MBaseFile);
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QwkLR.Pos := WriteMSGDAT;
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Write (QwkLRFile, QwkLR);
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End;
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End;
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End;
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Close (MBaseFile);
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End;
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Close (QwkLRFile);
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DataFile.Free;
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If Not IsNetworked Then Begin
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WriteControlDAT;
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WriteDOORID;
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WriteTOREADEREXT;
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End;
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End;
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Function TQWKEngine.ProcessReply : Boolean;
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Begin
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Result := False;
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End;
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End.
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