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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 .
*/
#include <dif.hxx>
#include <document.hxx>
#include <formulacell.hxx>
#include <globstr.hrc>
#include <scresid.hxx>
#include <global.hxx>
#include <progress.hxx>
#include <rtl/tencinfo.h>
#include <ftools.hxx>
#include <cellvalue.hxx>
#include <rtl/strbuf.hxx>
#include <osl/diagnose.h>
#include <formula/errorcodes.hxx>
#include <tools/stream.hxx>
void ScFormatFilterPluginImpl::ScExportDif( SvStream& rStream, ScDocument* pDoc,
const ScAddress& rOutPos, const rtl_TextEncoding eNach )
{
SCCOL nEndCol;
SCROW nEndRow;
pDoc->GetTableArea( rOutPos.Tab(), nEndCol, nEndRow );
ScAddress aEnd( nEndCol, nEndRow, rOutPos.Tab() );
ScAddress aStart( rOutPos );
aStart.PutInOrder( aEnd );
ScExportDif( rStream, pDoc, ScRange( aStart, aEnd ), eNach );
}
void ScFormatFilterPluginImpl::ScExportDif( SvStream& rOut, ScDocument* pDoc,
const ScRange&rRange, const rtl_TextEncoding eCharSet )
{
OSL_ENSURE( rRange.aStart <= rRange.aEnd, "*ScExportDif(): Range not sorted!" );
OSL_ENSURE( rRange.aStart.Tab() == rRange.aEnd.Tab(),
"ScExportDif(): only one table please!" );
const rtl_TextEncoding eStreamCharSet = rOut.GetStreamCharSet();
if ( eStreamCharSet != eCharSet )
rOut.SetStreamCharSet( eCharSet );
sal_Unicode cStrDelim('"');
OString aStrDelimEncoded; // only used if not Unicode
OUString aStrDelimDecoded; // only used if context encoding
bool bContextOrNotAsciiEncoding;
if ( eCharSet == RTL_TEXTENCODING_UNICODE )
{
rOut.StartWritingUnicodeText();
bContextOrNotAsciiEncoding = false;
}
else
{
aStrDelimEncoded = OString(&cStrDelim, 1, eCharSet);
rtl_TextEncodingInfo aInfo;
aInfo.StructSize = sizeof(aInfo);
if ( rtl_getTextEncodingInfo( eCharSet, &aInfo ) )
{
bContextOrNotAsciiEncoding =
(((aInfo.Flags & RTL_TEXTENCODING_INFO_CONTEXT) != 0) ||
((aInfo.Flags & RTL_TEXTENCODING_INFO_ASCII) == 0));
if ( bContextOrNotAsciiEncoding )
aStrDelimDecoded = OStringToOUString(aStrDelimEncoded, eCharSet);
}
else
bContextOrNotAsciiEncoding = false;
}
const sal_Char p2DoubleQuotes_LF[] = "\"\"\n";
const sal_Char pSpecDataType_LF[] = "-1,0\n";
const sal_Char pEmptyData[] = "1,0\n\"\"\n";
const sal_Char pStringData[] = "1,0\n";
const sal_Char pNumData[] = "0,";
const sal_Char pNumDataERROR[] = "0,0\nERROR\n";
OUStringBuffer aOS;
OUString aString;
SCCOL nEndCol = rRange.aEnd.Col();
SCROW nEndRow = rRange.aEnd.Row();
SCCOL nNumCols = nEndCol - rRange.aStart.Col() + 1;
SCROW nNumRows = nEndRow - rRange.aStart.Row() + 1;
SCTAB nTab = rRange.aStart.Tab();
ScProgress aPrgrsBar( pDoc->GetDocumentShell(), ScResId( STR_LOAD_DOC ), nNumRows, true );
aPrgrsBar.SetState( 0 );
// TABLE
OSL_ENSURE( pDoc->HasTable( nTab ), "*ScExportDif(): Table not existent!" );
aOS.append(pKeyTABLE);
aOS.append("\n0,1\n\"");
pDoc->GetName( nTab, aString );
aOS.append(aString);
aOS.append("\"\n");
rOut.WriteUnicodeOrByteText(aOS.makeStringAndClear());
// VECTORS
aOS.append(pKeyVECTORS);
aOS.append("\n0,");
aOS.append(static_cast<sal_Int32>(nNumCols));
aOS.append('\n');
aOS.append(p2DoubleQuotes_LF);
rOut.WriteUnicodeOrByteText(aOS.makeStringAndClear());
// TUPLES
aOS.append(pKeyTUPLES);
aOS.append("\n0,");
aOS.append(static_cast<sal_Int32>(nNumRows));
aOS.append('\n');
aOS.append(p2DoubleQuotes_LF);
rOut.WriteUnicodeOrByteText(aOS.makeStringAndClear());
// DATA
aOS.append(pKeyDATA);
aOS.append("\n0,0\n");
aOS.append(p2DoubleQuotes_LF);
rOut.WriteUnicodeOrByteText(aOS.makeStringAndClear());
SCCOL nColCnt;
SCROW nRowCnt;
for( nRowCnt = rRange.aStart.Row() ; nRowCnt <= nEndRow ; nRowCnt++ )
{
assert( aOS.isEmpty() && "aOS should be empty");
aOS.append(pSpecDataType_LF);
aOS.append(pKeyBOT);
aOS.append('\n');
rOut.WriteUnicodeOrByteText(aOS.makeStringAndClear());
for( nColCnt = rRange.aStart.Col() ; nColCnt <= nEndCol ; nColCnt++ )
{
assert( aOS.isEmpty() && "aOS should be empty");
bool bWriteStringData = false;
ScRefCellValue aCell(*pDoc, ScAddress(nColCnt, nRowCnt, nTab));
switch (aCell.meType)
{
case CELLTYPE_NONE:
aOS.append(pEmptyData);
break;
case CELLTYPE_VALUE:
aOS.append(pNumData);
pDoc->GetInputString( nColCnt, nRowCnt, nTab, aString );
aOS.append(aString);
aOS.append("\nV\n");
break;
case CELLTYPE_EDIT:
case CELLTYPE_STRING:
aString = aCell.getString(pDoc);
bWriteStringData = true;
break;
case CELLTYPE_FORMULA:
if (aCell.mpFormula->GetErrCode() != FormulaError::NONE)
aOS.append(pNumDataERROR);
else if (aCell.mpFormula->IsValue())
{
aOS.append(pNumData);
pDoc->GetInputString( nColCnt, nRowCnt, nTab, aString );
aOS.append(aString);
aOS.append("\nV\n");
}
else
{
aString = aCell.mpFormula->GetString().getString();
bWriteStringData = true;
}
break;
default:;
}
if ( !bWriteStringData )
rOut.WriteUnicodeOrByteText(aOS.makeStringAndClear());
else
{
// for an explanation why this complicated, see
// sc/source/ui/docsh.cxx:ScDocShell::AsciiSave()
// In fact we should create a common method if this would be
// needed just one more time..
assert( aOS.isEmpty() && "aOS should be empty");
OUString aTmpStr = aString;
aOS.append(pStringData);
rOut.WriteUnicodeOrByteText(aOS.makeStringAndClear(), eCharSet);
if ( eCharSet == RTL_TEXTENCODING_UNICODE )
{
sal_Int32 nPos = aTmpStr.indexOf( cStrDelim );
while ( nPos != -1 )
{
aTmpStr = aTmpStr.replaceAt( nPos, 0, OUString(cStrDelim) );
nPos = aTmpStr.indexOf( cStrDelim, nPos+2 );
}
rOut.WriteUniOrByteChar( cStrDelim, eCharSet );
write_uInt16s_FromOUString(rOut, aTmpStr);
rOut.WriteUniOrByteChar( cStrDelim, eCharSet );
}
else if ( bContextOrNotAsciiEncoding )
{
// to byte encoding
OString aStrEnc = OUStringToOString(aTmpStr, eCharSet);
// back to Unicode
OUString aStrDec = OStringToOUString(aStrEnc, eCharSet);
// search on re-decoded string
sal_Int32 nPos = aStrDec.indexOf(aStrDelimDecoded);
while (nPos >= 0)
{
OUStringBuffer aBuf(aStrDec);
aBuf.insert(nPos, aStrDelimDecoded);
aStrDec = aBuf.makeStringAndClear();
nPos = aStrDec.indexOf(
aStrDelimDecoded, nPos+1+aStrDelimDecoded.getLength());
}
// write byte re-encoded
rOut.WriteUniOrByteChar( cStrDelim, eCharSet );
rOut.WriteUnicodeOrByteText( aStrDec, eCharSet );
rOut.WriteUniOrByteChar( cStrDelim, eCharSet );
}
else
{
OString aStrEnc = OUStringToOString(aTmpStr, eCharSet);
// search on encoded string
sal_Int32 nPos = aStrEnc.indexOf(aStrDelimEncoded);
while (nPos >= 0)
{
OStringBuffer aBuf(aStrEnc);
aBuf.insert(nPos, aStrDelimEncoded);
aStrEnc = aBuf.makeStringAndClear();
nPos = aStrEnc.indexOf(
aStrDelimEncoded, nPos+1+aStrDelimEncoded.getLength());
}
// write byte encoded
rOut.WriteBytes(aStrDelimEncoded.getStr(), aStrDelimEncoded.getLength());
rOut.WriteBytes(aStrEnc.getStr(), aStrEnc.getLength());
rOut.WriteBytes(aStrDelimEncoded.getStr(), aStrDelimEncoded.getLength());
}
rOut.WriteUniOrByteChar( '\n', eCharSet );
}
}
aPrgrsBar.SetState( nRowCnt );
}
assert( aOS.isEmpty() && "aOS should be empty");
aOS.append(pSpecDataType_LF);
aOS.append(pKeyEOD);
aOS.append('\n');
rOut.WriteUnicodeOrByteText(aOS.makeStringAndClear());
// restore original value
rOut.SetStreamCharSet( eStreamCharSet );
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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