556 lines
17 KiB
C++
556 lines
17 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#include <tools/errcode.hxx>
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#include <vcl/svapp.hxx> // for SvtSysLocale
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#include <basic/sbx.hxx>
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#include <basic/sbxvar.hxx>
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#include "sbxconv.hxx"
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static rtl::OUString ImpCurrencyToString( const sal_Int64 &rVal )
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{
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bool isNeg = ( rVal < 0 );
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sal_Int64 absVal = isNeg ? -rVal : rVal;
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SvtSysLocale aSysLocale;
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sal_Unicode cDecimalSep = '.';
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#if MAYBEFUTURE
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sal_Unicode cThousandSep = ',';
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const LocaleDataWrapper& rData = aSysLocale.GetLocaleData();
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cDecimalSep = rData.getNumDecimalSep().GetBuffer()[0];
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cThousandSep = rData.getNumThousandSep().GetBuffer()[0];
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#endif
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rtl::OUString aAbsStr = rtl::OUString::valueOf( absVal );
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rtl::OUStringBuffer aBuf;
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sal_Int32 initialLen = aAbsStr.getLength();
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bool bLessThanOne = false;
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if ( initialLen <= 4 ) // if less the 1
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bLessThanOne = true;
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sal_Int32 nCapacity = 6; // minimum e.g. 0.0000
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if ( !bLessThanOne )
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{
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nCapacity = initialLen + 1;
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#if MAYBEFUTURE
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if ( initialLen > 5 )
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{
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sal_Int32 nThouSeperators = ( initialLen - 5 ) / 3;
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nCapacity += nThouSeperators;
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}
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#endif
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}
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if ( isNeg )
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++nCapacity;
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aBuf.setLength( nCapacity );
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sal_Int32 nDigitCount = 0;
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sal_Int32 nInsertIndex = nCapacity - 1;
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sal_Int32 nEndIndex = isNeg ? 1 : 0;
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for ( sal_Int32 charCpyIndex = aAbsStr.getLength() - 1; nInsertIndex >= nEndIndex; ++nDigitCount )
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{
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if ( nDigitCount == 4 )
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aBuf[nInsertIndex--] = cDecimalSep;
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#if MAYBEFUTURE
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if ( nDigitCount > 4 && ! ( ( nDigitCount - 4 ) % 3) )
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aBuf[nInsertIndex--] = cThousandSep;
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#endif
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if ( nDigitCount < initialLen )
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aBuf[nInsertIndex--] = aAbsStr[ charCpyIndex-- ];
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else
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// Handle leading 0's to right of decimal point
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// Note: in VBA the stringification is a little more complex
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// but more natural as only the necessary digits
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// to the right of the decimal places are displayed
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// It would be great to conditionally be able to display like that too
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//
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// Val OOo (Cur) VBA (Cur)
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// --- --------- ---------
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// 0 0.0000 0
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// 0.1 0.1000 0.1
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aBuf[nInsertIndex--] = (sal_Unicode)'0';
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}
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if ( isNeg )
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aBuf[nInsertIndex] = (sal_Unicode)'-';
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aAbsStr = aBuf.makeStringAndClear();
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return aAbsStr;
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}
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static sal_Int64 ImpStringToCurrency( const rtl::OUString &rStr )
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{
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sal_Int32 nFractDigit = 4;
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SvtSysLocale aSysLocale;
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sal_Unicode cDeciPnt = sal_Unicode('.');
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sal_Unicode c1000Sep = sal_Unicode(',');
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#if MAYBEFUTURE
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const LocaleDataWrapper& rData = aSysLocale.GetLocaleData();
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sal_Unicode cLocaleDeciPnt = rData.getNumDecimalSep().GetBuffer()[0];
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sal_Unicode cLocale1000Sep = rData.getNumThousandSep().GetBuffer()[0];
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// score each set of separators (Locale and Basic) on total number of matches
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// if one set has more matches use that set
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// if tied use the set with the only or rightmost decimal separator match
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// currency is fixed pt system: usually expect the decimal pt, 1000sep may occur
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sal_Int32 LocaleScore = 0;
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sal_Int32 LocaleLastDeci = -1;
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sal_Int32 LOBasicScore = 0;
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sal_Int32 LOBasicLastDeci = -1;
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for( int idx=0; idx<rStr.getLength(); idx++ )
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{
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if ( *(p+idx) == cLocaleDeciPnt )
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{
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LocaleScore++;
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LocaleLastDeci = idx;
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}
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if ( *(p+idx) == cLocale1000Sep )
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LocaleScore++;
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if ( *(p+idx) == cDeciPnt )
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{
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LOBasicScore++;
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LOBasicLastDeci = idx;
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}
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if ( *(p+idx) == c1000Sep )
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LOBasicScore++;
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}
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if ( ( LocaleScore > LOBasicScore )
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||( LocaleScore = LOBasicScore && LocaleLastDeci > LOBasicLastDeci ) )
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{
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cDeciPnt = cLocaleDeciPnt;
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c1000Sep = cLocale1000Sep;
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}
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#endif
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// lets use the existing string number conversions
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// there is a performance impact here ( multiple string copies )
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// but better I think than a home brewed string parser, if we need a parser
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// we should share some existing ( possibly from calc is there a currency
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// conversion there ? #TODO check )
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rtl::OUString sTmp( rStr.trim() );
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const sal_Unicode* p = sTmp.getStr();
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// normalise string number by removeing thousands & decimal point seperators
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rtl::OUStringBuffer sNormalisedNumString( sTmp.getLength() + nFractDigit );
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if ( *p == '-' || *p == '+' )
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sNormalisedNumString.append( *p );
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while ( ( *p >= '0' && *p <= '9' ) )
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{
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sNormalisedNumString.append( *p++ );
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// #TODO in vba mode set runtime error when a space ( or other )
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// illegal character is found
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if( *p == c1000Sep )
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p++;
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}
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bool bRoundUp = false;
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if( *p == cDeciPnt )
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{
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p++;
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while( nFractDigit && *p >= '0' && *p <= '9' )
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{
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sNormalisedNumString.append( *p++ );
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nFractDigit--;
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}
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// Consume trailing content
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if ( p != NULL )
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{
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// Round up if necessary
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if( *p >= '5' && *p <= '9' )
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bRoundUp = true;
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while( *p >= '0' && *p <= '9' )
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p++;
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}
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}
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// can we raise error here ? ( previous behaviour was more forgiving )
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// so... not sure that could bread existing code, lets see if anyone
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// complains.
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if ( p != sTmp.getStr() + sTmp.getLength() )
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SbxBase::SetError( SbxERR_CONVERSION );
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while( nFractDigit )
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{
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sNormalisedNumString.append( sal_Unicode('0') );
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nFractDigit--;
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}
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sal_Int64 result = sNormalisedNumString.makeStringAndClear().toInt64();
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if ( bRoundUp )
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++result;
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return result;
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}
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sal_Int64 ImpGetCurrency( const SbxValues* p )
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{
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SbxValues aTmp;
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sal_Int64 nRes;
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start:
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switch( +p->eType )
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{
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case SbxERROR:
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case SbxNULL:
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SbxBase::SetError( SbxERR_CONVERSION );
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nRes = 0; break;
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case SbxEMPTY:
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nRes = 0; break;
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case SbxCURRENCY:
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nRes = p->nInt64; break;
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case SbxBYTE:
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nRes = (sal_Int64)CURRENCY_FACTOR * (sal_Int64)(p->nByte);
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break;
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case SbxCHAR:
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nRes = (sal_Int64)CURRENCY_FACTOR * (sal_Int64)(p->pChar);
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break;
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case SbxBOOL:
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case SbxINTEGER:
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nRes = (sal_Int64)CURRENCY_FACTOR * (sal_Int64)(p->nInteger);
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break;
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case SbxUSHORT:
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nRes = (sal_Int64)CURRENCY_FACTOR * (sal_Int64)(p->nUShort);
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break;
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case SbxLONG:
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nRes = (sal_Int64)CURRENCY_FACTOR * (sal_Int64)(p->nLong);
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break;
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case SbxULONG:
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nRes = (sal_Int64)CURRENCY_FACTOR * (sal_Int64)(p->nULong);
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break;
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case SbxSALINT64:
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{
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nRes = p->nInt64 * CURRENCY_FACTOR; break;
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#if 0
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// Huh, is the 'break' above intentional? That means this
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// is unreachable, obviously. Avoid warning by ifdeffing
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// this out for now. Do not delete this #if 0 block unless
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// you know for sure the 'break' above is intentional.
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if ( nRes > SbxMAXSALINT64 )
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{
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SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXSALINT64;
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}
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#endif
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}
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case SbxSALUINT64:
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nRes = p->nInt64 * CURRENCY_FACTOR; break;
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#if 0
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// As above
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if ( nRes > SbxMAXSALINT64 )
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{
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SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMAXSALINT64;
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}
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else if ( nRes < SbxMINSALINT64 )
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{
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SbxBase::SetError( SbxERR_OVERFLOW ); nRes = SbxMINSALINT64;
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}
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break;
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#endif
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//TODO: bring back SbxINT64 types here for limits -1 with flag value at SAL_MAX/MIN
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case SbxSINGLE:
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if( p->nSingle * CURRENCY_FACTOR + 0.5 > (float)SAL_MAX_INT64
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|| p->nSingle * CURRENCY_FACTOR - 0.5 < (float)SAL_MIN_INT64 )
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{
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nRes = SAL_MAX_INT64;
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if( p->nSingle * CURRENCY_FACTOR - 0.5 < (float)SAL_MIN_INT64 )
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nRes = SAL_MIN_INT64;
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SbxBase::SetError( SbxERR_OVERFLOW );
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break;
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}
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nRes = ImpDoubleToCurrency( (double)p->nSingle );
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break;
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case SbxDATE:
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case SbxDOUBLE:
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if( p->nDouble * CURRENCY_FACTOR + 0.5 > (double)SAL_MAX_INT64
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|| p->nDouble * CURRENCY_FACTOR - 0.5 < (double)SAL_MIN_INT64 )
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{
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nRes = SAL_MAX_INT64;
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if( p->nDouble * CURRENCY_FACTOR - 0.5 < (double)SAL_MIN_INT64 )
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nRes = SAL_MIN_INT64;
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SbxBase::SetError( SbxERR_OVERFLOW );
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break;
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}
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nRes = ImpDoubleToCurrency( p->nDouble );
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break;
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case SbxDECIMAL:
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case SbxBYREF | SbxDECIMAL:
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{
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double d = 0.0;
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if( p->pDecimal )
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p->pDecimal->getDouble( d );
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nRes = ImpDoubleToCurrency( d );
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break;
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}
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case SbxBYREF | SbxSTRING:
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case SbxSTRING:
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case SbxLPSTR:
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if( !p->pOUString )
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nRes=0;
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else
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nRes = ImpStringToCurrency( *p->pOUString );
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break;
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case SbxOBJECT:
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{
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SbxValue* pVal = PTR_CAST(SbxValue,p->pObj);
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if( pVal )
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nRes = pVal->GetCurrency();
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else
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{
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SbxBase::SetError( SbxERR_NO_OBJECT );
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nRes=0;
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}
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break;
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}
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case SbxBYREF | SbxCHAR:
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nRes = (sal_Int64)CURRENCY_FACTOR * (sal_Int64)(*p->pChar);
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break;
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case SbxBYREF | SbxBYTE:
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nRes = (sal_Int64)CURRENCY_FACTOR * (sal_Int64)(*p->pByte);
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break;
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case SbxBYREF | SbxBOOL:
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case SbxBYREF | SbxINTEGER:
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nRes = (sal_Int64)CURRENCY_FACTOR * (sal_Int64)(*p->pInteger);
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break;
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case SbxBYREF | SbxERROR:
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case SbxBYREF | SbxUSHORT:
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nRes = (sal_Int64)CURRENCY_FACTOR * (sal_Int64)(*p->pUShort);
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break;
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// from here on had to be tested
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case SbxBYREF | SbxLONG:
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aTmp.nLong = *p->pLong; goto ref;
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case SbxBYREF | SbxULONG:
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aTmp.nULong = *p->pULong; goto ref;
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case SbxBYREF | SbxSINGLE:
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aTmp.nSingle = *p->pSingle; goto ref;
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case SbxBYREF | SbxDATE:
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case SbxBYREF | SbxDOUBLE:
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aTmp.nDouble = *p->pDouble; goto ref;
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case SbxBYREF | SbxCURRENCY:
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case SbxBYREF | SbxSALINT64:
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aTmp.nInt64 = *p->pnInt64; goto ref;
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case SbxBYREF | SbxSALUINT64:
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aTmp.uInt64 = *p->puInt64; goto ref;
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ref:
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aTmp.eType = SbxDataType( p->eType & ~SbxBYREF );
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p = &aTmp; goto start;
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default:
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SbxBase::SetError( SbxERR_CONVERSION );
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nRes=0;
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}
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return nRes;
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}
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void ImpPutCurrency( SbxValues* p, const sal_Int64 r )
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{
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SbxValues aTmp;
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start:
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switch( +p->eType )
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{
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// Here are tests necessary
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case SbxCHAR:
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aTmp.pChar = &p->nChar; goto direct;
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case SbxBYTE:
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aTmp.pByte = &p->nByte; goto direct;
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case SbxINTEGER:
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case SbxBOOL:
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aTmp.pInteger = &p->nInteger; goto direct;
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case SbxLONG:
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aTmp.pLong = &p->nLong; goto direct;
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case SbxULONG:
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aTmp.pULong = &p->nULong; goto direct;
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case SbxERROR:
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case SbxUSHORT:
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aTmp.pUShort = &p->nUShort; goto direct;
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direct:
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aTmp.eType = SbxDataType( p->eType | SbxBYREF );
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p = &aTmp; goto start;
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// from here no longer
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case SbxSINGLE:
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p->nSingle = (float)( r / CURRENCY_FACTOR ); break;
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case SbxDATE:
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case SbxDOUBLE:
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p->nDouble = ImpCurrencyToDouble( r ); break;
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case SbxSALUINT64:
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p->uInt64 = r / CURRENCY_FACTOR; break;
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case SbxSALINT64:
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p->nInt64 = r / CURRENCY_FACTOR; break;
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case SbxCURRENCY:
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p->nInt64 = r; break;
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case SbxDECIMAL:
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case SbxBYREF | SbxDECIMAL:
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{
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SbxDecimal* pDec = ImpCreateDecimal( p );
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if( !pDec->setDouble( ImpCurrencyToDouble( r ) / CURRENCY_FACTOR ) )
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SbxBase::SetError( SbxERR_OVERFLOW );
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break;
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}
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case SbxBYREF | SbxSTRING:
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case SbxSTRING:
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case SbxLPSTR:
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if( !p->pOUString )
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p->pOUString = new rtl::OUString;
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*p->pOUString = ImpCurrencyToString( r );
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break;
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case SbxOBJECT:
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{
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SbxValue* pVal = PTR_CAST(SbxValue,p->pObj);
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if( pVal )
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pVal->PutCurrency( r );
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else
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SbxBase::SetError( SbxERR_NO_OBJECT );
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break;
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}
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case SbxBYREF | SbxCHAR:
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{
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sal_Int64 val = r / CURRENCY_FACTOR;
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if( val > SbxMAXCHAR )
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{
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SbxBase::SetError( SbxERR_OVERFLOW ); val = SbxMAXCHAR;
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}
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else if( val < SbxMINCHAR )
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{
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SbxBase::SetError( SbxERR_OVERFLOW ); val = SbxMINCHAR;
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}
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*p->pChar = (sal_Unicode) val; break;
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}
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case SbxBYREF | SbxBYTE:
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{
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sal_Int64 val = r / CURRENCY_FACTOR;
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if( val > SbxMAXBYTE )
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{
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SbxBase::SetError( SbxERR_OVERFLOW ); val = SbxMAXBYTE;
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}
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else if( val < 0 )
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{
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SbxBase::SetError( SbxERR_OVERFLOW ); val = 0;
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}
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*p->pByte = (sal_uInt8) val; break;
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}
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case SbxBYREF | SbxINTEGER:
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case SbxBYREF | SbxBOOL:
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{
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sal_Int64 val = r / CURRENCY_FACTOR;
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if( r > SbxMAXINT )
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{
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SbxBase::SetError( SbxERR_OVERFLOW ); val = SbxMAXINT;
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}
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else if( r < SbxMININT )
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{
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SbxBase::SetError( SbxERR_OVERFLOW ); val = SbxMININT;
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}
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*p->pInteger = (sal_uInt16) val; break;
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}
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case SbxBYREF | SbxERROR:
|
|
case SbxBYREF | SbxUSHORT:
|
|
{
|
|
sal_Int64 val = r / CURRENCY_FACTOR;
|
|
if( val > SbxMAXUINT )
|
|
{
|
|
SbxBase::SetError( SbxERR_OVERFLOW ); val = SbxMAXUINT;
|
|
}
|
|
else if( val < 0 )
|
|
{
|
|
SbxBase::SetError( SbxERR_OVERFLOW ); val = 0;
|
|
}
|
|
*p->pUShort = (sal_uInt16) val; break;
|
|
}
|
|
case SbxBYREF | SbxLONG:
|
|
{
|
|
sal_Int64 val = r / CURRENCY_FACTOR;
|
|
if( val > SbxMAXLNG )
|
|
{
|
|
SbxBase::SetError( SbxERR_OVERFLOW ); val = SbxMAXLNG;
|
|
}
|
|
else if( val < SbxMINLNG )
|
|
{
|
|
SbxBase::SetError( SbxERR_OVERFLOW ); val = SbxMINLNG;
|
|
}
|
|
*p->pLong = (sal_Int32) val; break;
|
|
}
|
|
case SbxBYREF | SbxULONG:
|
|
{
|
|
sal_Int64 val = r / CURRENCY_FACTOR;
|
|
if( val > SbxMAXULNG )
|
|
{
|
|
SbxBase::SetError( SbxERR_OVERFLOW ); val = SbxMAXULNG;
|
|
}
|
|
else if( val < 0 )
|
|
{
|
|
SbxBase::SetError( SbxERR_OVERFLOW ); val = 0;
|
|
}
|
|
*p->pULong = (sal_uInt32) val; break;
|
|
}
|
|
case SbxBYREF | SbxCURRENCY:
|
|
*p->pnInt64 = r; break;
|
|
case SbxBYREF | SbxSALINT64:
|
|
*p->pnInt64 = r / CURRENCY_FACTOR; break;
|
|
case SbxBYREF | SbxSALUINT64:
|
|
*p->puInt64 = (sal_uInt64)r / CURRENCY_FACTOR; break;
|
|
case SbxBYREF | SbxSINGLE:
|
|
p->nSingle = (float)( r / CURRENCY_FACTOR ); break;
|
|
case SbxBYREF | SbxDATE:
|
|
case SbxBYREF | SbxDOUBLE:
|
|
*p->pDouble = ImpCurrencyToDouble( r ); break;
|
|
default:
|
|
SbxBase::SetError( SbxERR_CONVERSION );
|
|
}
|
|
}
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|