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/*************************************************************************
*
* $RCSfile: filter.cxx,v $
*
* $Revision: 1.1.1.1 $
*
* last change: $Author: hr $ $Date: 2000-09-18 16:45:14 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (the "License"); You may not use this file
* except in compliance with the License. You may obtain a copy of the
* License at http://www.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
// Das geht: Versionserkennung WKS, WK1 und WK3
// ...Rest steht in op.cpp
#ifdef PCH
#include "filt_pch.hxx"
#endif
#pragma hdrstop
//------------------------------------------------------------------------
#include <tools/solar.h>
#include <string.h>
#include <assert.h>
#include "filter.hxx"
#include "document.hxx"
#include "compiler.hxx"
#include "scerrors.hxx"
#include "fltprgrs.hxx"
#include "root.hxx"
#include "lotrange.hxx"
#include "optab.h"
#include "scmem.h"
#include "decl.h"
#include "tool.h"
// Konstanten ------------------------------------------------------------
const UINT16 nBOF = 0x0000;
// externe Variablen -----------------------------------------------------
extern WKTYP eTyp; // Typ der gerade in bearbeitung befindlichen Datei
WKTYP eTyp;
extern BOOL bEOF; // zeigt Ende der Datei
BOOL bEOF;
extern CharSet eCharNach; // Zeichenkonvertierung von->nach
CharSet eCharNach;
extern CharSet eCharVon;
CharSet eCharVon;
extern ScDocument* pDoc; // Aufhaenger zum Dokumentzugriff
ScDocument* pDoc;
extern sal_Char* pPuffer; // -> memory.cxx
extern sal_Char* pDummy1; // -> memory.cxx
extern OPCODE_FKT pOpFkt[ FKT_LIMIT ];
// -> optab.cxx, Tabelle moeglicher Opcodes
extern long nDateiLaenge; // -> datei.cpp, ...der gerade offenen Datei
LOTUS_ROOT* pLotusRoot = NULL;
WKTYP ScanVersion( SvStream& aStream );
extern FltError ScImportLotus123old( SvStream&, ScDocument*, CharSet eSrc );
FltError ScImportLotus123old( SvStream& aStream, ScDocument* pDocument, CharSet eSrc )
{
aStream.Seek( 0UL );
// Zeiger auf Dokument global machen
pDoc = pDocument;
bEOF = FALSE;
eCharVon = eSrc;
// Speicher besorgen
if( !MemNew() )
return eERR_NOMEM;
InitPage(); // Seitenformat initialisieren (nur Tab 0!)
// Progressbar starten
FilterProgressBar aPrgrsBar( aStream );
// Datei-Typ ermitteln
eTyp = ScanVersion( aStream );
switch( eTyp ) // auswaehlen der Tabelle
{
case eWK_1:
case eWK_2: break;
case eWK3: return eERR_NI;
case eWK_Error: return eERR_FORMAT;
default: return eERR_UNKN_WK;
}
// Init von Lotus Root-Daten -> Ctor LotusImport
// Aufdroeseln der Opcodes
while( !bEOF )
{
UINT16 nOpcode, nLaenge;
// ein Lotus-Record einlesen
aStream >> nOpcode >> nLaenge;
aPrgrsBar.Progress();
if( aStream.IsEof() )
bEOF = TRUE;
else if( nOpcode == 75 )
return eERR_FILEPASSWD;
else if( nOpcode < FKT_LIMIT )
( pOpFkt[ nOpcode ] )( aStream, nLaenge );
else
aStream.SeekRel( nLaenge );
}
MemDelete();
pDoc->CalcAfterLoad();
return eERR_OK;
}
WKTYP ScanVersion( SvStream& aStream )
{
// PREC: pWKDatei: Zeiger auf offene Datei
// POST: return: Typ der Datei
UINT16 nOpcode, nVersNr, nRecLaenge;
// erstes Byte muss wegen BOF zwingend 0 sein!
aStream >> nOpcode;
if( nOpcode != nBOF )
return eWK_UNKNOWN;
aStream >> nRecLaenge >> nVersNr;
if( aStream.IsEof() )
return eWK_Error;
switch( nVersNr )
{
case 0x0404:
if( nRecLaenge == 2 )
return eWK_1;
else
return eWK_UNKNOWN;
break;
case 0x0406:
if( nRecLaenge == 2 )
return eWK_2;
else
return eWK_UNKNOWN;
break;
case 0x1000:
aStream >> nVersNr;
if( aStream.IsEof() ) return eWK_Error;
if( nVersNr == 0x0004 && nRecLaenge == 26 )
{ // 4 Bytes von 26 gelesen->22 ueberlesen
aStream.Read( pDummy1, 22 );
return eWK3;
}
break;
}
return eWK_UNKNOWN;
}
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