diff options
Diffstat (limited to 'sc/source/filter/lotus/filter.cxx')
| -rw-r--r-- | sc/source/filter/lotus/filter.cxx | 248 |
1 files changed, 248 insertions, 0 deletions
diff --git a/sc/source/filter/lotus/filter.cxx b/sc/source/filter/lotus/filter.cxx new file mode 100644 index 000000000000..3a6e39b7d818 --- /dev/null +++ b/sc/source/filter/lotus/filter.cxx @@ -0,0 +1,248 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org 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 version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +// MARKER(update_precomp.py): autogen include statement, do not remove +#include "precompiled_sc.hxx" +// Das geht: Versionserkennung WKS, WK1 und WK3 +// ...Rest steht in op.cpp + +//------------------------------------------------------------------------ + +#include <tools/solar.h> +#include <string.h> +#include <map> + +#include "filter.hxx" +#include "document.hxx" +#include "compiler.hxx" +#include "scerrors.hxx" + +#include "root.hxx" +#include "lotrange.hxx" +#include "optab.h" +#include "scmem.h" +#include "decl.h" +#include "tool.h" + +#include "fprogressbar.hxx" + +#include "op.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 OPCODE_FKT pOpFkt123[ FKT_LIMIT123 ]; + // -> optab.cxx, Table of possible Opcodes + +extern long nDateiLaenge; // -> datei.cpp, ...der gerade offenen Datei + +LOTUS_ROOT* pLotusRoot = NULL; + + +std::map<UINT16, ScPatternAttr> aLotusPatternPool; + +static FltError +generate_Opcodes( SvStream& aStream, ScDocument& rDoc, + ScfStreamProgressBar& aPrgrsBar, WKTYP eType ) +{ + OPCODE_FKT *pOps; + int nOps; + + switch(eType) + { + case eWK_1: + case eWK_2: + pOps = pOpFkt; + nOps = FKT_LIMIT; + break; + case eWK123: + pOps = pOpFkt123; + nOps = FKT_LIMIT123; + break; + case eWK3: return eERR_NI; + case eWK_Error: return eERR_FORMAT; + default: return eERR_UNKN_WK; + } + + // #i76299# seems that SvStream::IsEof() does not work correctly + aStream.Seek( STREAM_SEEK_TO_END ); + sal_Size nStrmSize = aStream.Tell(); + aStream.Seek( STREAM_SEEK_TO_BEGIN ); + while( !bEOF && !aStream.IsEof() && (aStream.Tell() < nStrmSize) ) + { + UINT16 nOpcode, nLength; + + aStream >> nOpcode >> nLength; + aPrgrsBar.Progress(); + if( nOpcode == LOTUS_EOF ) + bEOF = TRUE; + + else if( nOpcode == LOTUS_FILEPASSWD ) + return eERR_FILEPASSWD; + + else if( nOpcode < nOps ) + pOps[ nOpcode ] ( aStream, nLength ); + + else if( eType == eWK123 && + nOpcode == LOTUS_PATTERN ) + { + // This is really ugly - needs re-factoring ... + aStream.SeekRel(nLength); + aStream >> nOpcode >> nLength; + if ( nOpcode == 0x29a) + { + aStream.SeekRel(nLength); + aStream >> nOpcode >> nLength; + if ( nOpcode == 0x804 ) + { + aStream.SeekRel(nLength); + OP_ApplyPatternArea123(aStream); + } + else + aStream.SeekRel(nLength); + } + else + aStream.SeekRel(nLength); + } + else + aStream.SeekRel( nLength ); + } + + MemDelete(); + + rDoc.CalcAfterLoad(); + + return eERR_OK; +} + +WKTYP ScanVersion( SvStream& aStream ) +{ + // PREC: pWKDatei: Zeiger auf offene Datei + // POST: return: Typ der Datei + UINT16 nOpcode, nVersNr, nRecLen; + + // erstes Byte muss wegen BOF zwingend 0 sein! + aStream >> nOpcode; + if( nOpcode != nBOF ) + return eWK_UNKNOWN; + + aStream >> nRecLen >> nVersNr; + + if( aStream.IsEof() ) + return eWK_Error; + + switch( nVersNr ) + { + case 0x0404: + if( nRecLen == 2 ) + return eWK_1; + else + return eWK_UNKNOWN; + + case 0x0406: + if( nRecLen == 2 ) + return eWK_2; + else + return eWK_UNKNOWN; + + case 0x1000: + aStream >> nVersNr; + if( aStream.IsEof() ) return eWK_Error; + if( nVersNr == 0x0004 && nRecLen == 26 ) + { // 4 Bytes von 26 gelesen->22 ueberlesen + aStream.Read( pDummy1, 22 ); + return eWK3; + } + break; + case 0x1003: + if( nRecLen == 0x1a ) + return eWK123; + else + return eWK_UNKNOWN; + case 0x1005: + if( nRecLen == 0x1a ) + return eWK123; + else + return eWK_UNKNOWN; + } + + return eWK_UNKNOWN; +} + +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 + ScfStreamProgressBar aPrgrsBar( aStream, pDocument->GetDocumentShell() ); + + // Datei-Typ ermitteln + eTyp = ScanVersion( aStream ); + + aLotusPatternPool.clear(); + + return generate_Opcodes( aStream, *pDoc, aPrgrsBar, eTyp ); +} + + |