Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 484 insertions, 0 deletions

diff --git a/basic/source/sbx/sbxcurr.cxx b/basic/source/sbx/sbxcurr.cxx
new file mode 100644
index 000000000..ad558f228
--- /dev/null
+++ b/basic/source/sbx/sbxcurr.cxx
@@ -0,0 +1,484 @@
+/* -*- 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 <rtl/ustrbuf.hxx>
+
+#include <basic/sberrors.hxx>
+#include <basic/sbxvar.hxx>
+#include <o3tl/string_view.hxx>
+#include "sbxconv.hxx"
+
+
+static OUString ImpCurrencyToString( sal_Int64 rVal )
+{
+    bool isNeg = ( rVal < 0 );
+    sal_Int64 absVal = isNeg ? -rVal : rVal;
+
+    sal_Unicode const cDecimalSep = '.';
+
+    OUString aAbsStr = OUString::number( absVal );
+
+    sal_Int32 initialLen = aAbsStr.getLength();
+
+    bool bLessThanOne = false;
+    if ( initialLen  <= 4 )  // if less the 1
+        bLessThanOne = true;
+
+    sal_Int32 nCapacity = 6; // minimum e.g. 0.0000
+
+    if ( !bLessThanOne )
+    {
+        nCapacity = initialLen + 1;
+    }
+
+    if ( isNeg )
+        ++nCapacity;
+
+    OUStringBuffer aBuf( nCapacity );
+    aBuf.setLength( nCapacity );
+
+
+    sal_Int32 nDigitCount = 0;
+    sal_Int32 nInsertIndex = nCapacity - 1;
+    sal_Int32 nEndIndex = isNeg ? 1 : 0;
+
+    for ( sal_Int32 charCpyIndex = aAbsStr.getLength() - 1; nInsertIndex >= nEndIndex;  ++nDigitCount )
+    {
+        if ( nDigitCount == 4 )
+            aBuf[nInsertIndex--] = cDecimalSep;
+        if ( nDigitCount < initialLen )
+            aBuf[nInsertIndex--] = aAbsStr[ charCpyIndex-- ];
+        else
+        // Handle leading 0's to right of decimal point
+        // Note: in VBA the stringification is a little more complex
+        // but more natural as only the necessary digits
+        // to the right of the decimal places are displayed
+        // It would be great to conditionally be able to display like that too
+
+        // Val   OOo (Cur)  VBA (Cur)
+        // ---   ---------  ---------
+        // 0     0.0000     0
+        // 0.1   0.1000     0.1
+
+            aBuf[nInsertIndex--] = '0';
+    }
+    if ( isNeg )
+            aBuf[nInsertIndex] = '-';
+
+    aAbsStr = aBuf.makeStringAndClear();
+    return aAbsStr;
+}
+
+
+static sal_Int64 ImpStringToCurrency( std::u16string_view rStr )
+{
+
+    sal_Int32   nFractDigit = 4;
+
+    sal_Unicode const cDeciPnt = '.';
+    sal_Unicode const c1000Sep = ',';
+
+    // lets use the existing string number conversions
+    // there is a performance impact here ( multiple string copies )
+    // but better I think than a home brewed string parser, if we need a parser
+    // we should share some existing ( possibly from calc is there a currency
+    // conversion there ? #TODO check )
+
+    std::u16string_view sTmp = o3tl::trim( rStr );
+    auto p = sTmp.begin();
+    auto pEnd = sTmp.end();
+
+    // normalise string number by removing thousand & decimal point separators
+    OUStringBuffer sNormalisedNumString( static_cast<sal_Int32>(sTmp.size()) + nFractDigit );
+
+    if ( p != pEnd && (*p == '-'  || *p == '+' ) )
+        sNormalisedNumString.append( *p++ );
+
+    while ( p != pEnd && *p >= '0' && *p <= '9' )
+    {
+        sNormalisedNumString.append( *p++ );
+        // #TODO in vba mode set runtime error when a space ( or other )
+        // illegal character is found
+        if( p != pEnd && *p == c1000Sep )
+            p++;
+    }
+
+    bool bRoundUp = false;
+
+    if( p != pEnd && *p == cDeciPnt )
+    {
+        p++;
+        while( nFractDigit && p != pEnd && *p >= '0' && *p <= '9' )
+        {
+            sNormalisedNumString.append( *p++ );
+            nFractDigit--;
+        }
+        // Consume trailing content
+        // Round up if necessary
+        if( p != pEnd && *p >= '5' && *p <= '9' )
+            bRoundUp = true;
+        while( p != pEnd && *p >= '0' && *p <= '9' )
+            p++;
+    }
+    // can we raise error here ? ( previous behaviour was more forgiving )
+    // so... not sure that could break existing code, let's see if anyone
+    // complains.
+
+    if ( p != pEnd )
+        SbxBase::SetError( ERRCODE_BASIC_CONVERSION );
+    while( nFractDigit )
+    {
+        sNormalisedNumString.append( '0' );
+        nFractDigit--;
+    }
+
+    sal_Int64 result = sNormalisedNumString.makeStringAndClear().toInt64();
+
+    if ( bRoundUp )
+        ++result;
+    return result;
+}
+
+
+sal_Int64 ImpGetCurrency( const SbxValues* p )
+{
+    SbxValues   aTmp;
+    sal_Int64  nRes;
+start:
+    switch( +p->eType )
+    {
+        case SbxERROR:
+        case SbxNULL:
+            SbxBase::SetError( ERRCODE_BASIC_CONVERSION );
+            nRes = 0; break;
+        case SbxEMPTY:
+            nRes = 0; break;
+        case SbxCURRENCY:
+            nRes = p->nInt64; break;
+        case SbxBYTE:
+            nRes = sal_Int64(CURRENCY_FACTOR) * static_cast<sal_Int64>(p->nByte);
+            break;
+        case SbxCHAR:
+            nRes = sal_Int64(CURRENCY_FACTOR) * reinterpret_cast<sal_Int64>(p->pChar);
+            break;
+        case SbxBOOL:
+        case SbxINTEGER:
+            nRes = sal_Int64(CURRENCY_FACTOR) * static_cast<sal_Int64>(p->nInteger);
+            break;
+        case SbxUSHORT:
+            nRes = sal_Int64(CURRENCY_FACTOR) * static_cast<sal_Int64>(p->nUShort);
+            break;
+        case SbxLONG:
+            nRes = sal_Int64(CURRENCY_FACTOR) * static_cast<sal_Int64>(p->nLong);
+            break;
+        case SbxULONG:
+            nRes = sal_Int64(CURRENCY_FACTOR) * static_cast<sal_Int64>(p->nULong);
+            break;
+
+        case SbxSALINT64:
+        {
+            nRes = p->nInt64 * CURRENCY_FACTOR; break;
+#if 0
+            // Huh, is the 'break' above intentional? That means this
+            // is unreachable, obviously. Avoid warning by ifdeffing
+            // this out for now. Do not delete this #if 0 block unless
+            // you know for sure the 'break' above is intentional.
+            if ( nRes > SAL_MAX_INT64 )
+            {
+                SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = SAL_MAX_INT64;
+            }
+#endif
+        }
+        case SbxSALUINT64:
+            nRes = p->nInt64 * CURRENCY_FACTOR; break;
+#if 0
+            // As above
+            if ( nRes > SAL_MAX_INT64 )
+            {
+                SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = SAL_MAX_INT64;
+            }
+            else if ( nRes < SAL_MIN_INT64 )
+            {
+                SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); nRes = SAL_MIN_INT64;
+            }
+            break;
+#endif
+//TODO: bring back SbxINT64 types here for limits -1 with flag value at SAL_MAX/MIN
+        case SbxSINGLE:
+            if( p->nSingle * CURRENCY_FACTOR + 0.5 > float(SAL_MAX_INT64)
+             || p->nSingle * CURRENCY_FACTOR - 0.5 < float(SAL_MIN_INT64) )
+            {
+                nRes = SAL_MAX_INT64;
+                if( p->nSingle * CURRENCY_FACTOR - 0.5 < float(SAL_MIN_INT64) )
+                    nRes = SAL_MIN_INT64;
+                SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW );
+                break;
+            }
+            nRes = ImpDoubleToCurrency( static_cast<double>(p->nSingle) );
+            break;
+
+        case SbxDATE:
+        case SbxDOUBLE:
+            if( p->nDouble * CURRENCY_FACTOR + 0.5 > double(SAL_MAX_INT64)
+             || p->nDouble * CURRENCY_FACTOR - 0.5 < double(SAL_MIN_INT64) )
+            {
+                nRes = SAL_MAX_INT64;
+                if( p->nDouble * CURRENCY_FACTOR - 0.5 < double(SAL_MIN_INT64) )
+                    nRes = SAL_MIN_INT64;
+                SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW );
+                break;
+            }
+            nRes = ImpDoubleToCurrency( p->nDouble );
+            break;
+
+        case SbxDECIMAL:
+        case SbxBYREF | SbxDECIMAL:
+            {
+            double d = 0.0;
+            if( p->pDecimal )
+                p->pDecimal->getDouble( d );
+            nRes = ImpDoubleToCurrency( d );
+            break;
+            }
+
+
+        case SbxBYREF | SbxSTRING:
+        case SbxSTRING:
+        case SbxLPSTR:
+            if( !p->pOUString )
+                nRes=0;
+            else
+                nRes = ImpStringToCurrency( *p->pOUString );
+            break;
+        case SbxOBJECT:
+        {
+            SbxValue* pVal = dynamic_cast<SbxValue*>( p->pObj );
+            if( pVal )
+                nRes = pVal->GetCurrency();
+            else
+            {
+                SbxBase::SetError( ERRCODE_BASIC_NO_OBJECT );
+                nRes=0;
+            }
+            break;
+        }
+
+        case SbxBYREF | SbxCHAR:
+            nRes = sal_Int64(CURRENCY_FACTOR) * static_cast<sal_Int64>(*p->pChar);
+            break;
+        case SbxBYREF | SbxBYTE:
+            nRes = sal_Int64(CURRENCY_FACTOR) * static_cast<sal_Int64>(*p->pByte);
+            break;
+        case SbxBYREF | SbxBOOL:
+        case SbxBYREF | SbxINTEGER:
+            nRes = sal_Int64(CURRENCY_FACTOR) * static_cast<sal_Int64>(*p->pInteger);
+            break;
+        case SbxBYREF | SbxERROR:
+        case SbxBYREF | SbxUSHORT:
+            nRes = sal_Int64(CURRENCY_FACTOR) * static_cast<sal_Int64>(*p->pUShort);
+            break;
+
+        // from here on had to be tested
+        case SbxBYREF | SbxLONG:
+            aTmp.nLong = *p->pLong; goto ref;
+        case SbxBYREF | SbxULONG:
+            aTmp.nULong = *p->pULong; goto ref;
+        case SbxBYREF | SbxSINGLE:
+            aTmp.nSingle = *p->pSingle; goto ref;
+        case SbxBYREF | SbxDATE:
+        case SbxBYREF | SbxDOUBLE:
+            aTmp.nDouble = *p->pDouble; goto ref;
+        case SbxBYREF | SbxCURRENCY:
+        case SbxBYREF | SbxSALINT64:
+            aTmp.nInt64 = *p->pnInt64; goto ref;
+        case SbxBYREF | SbxSALUINT64:
+            aTmp.uInt64 = *p->puInt64; goto ref;
+        ref:
+            aTmp.eType = SbxDataType( p->eType & ~SbxBYREF );
+            p = &aTmp; goto start;
+
+        default:
+            SbxBase::SetError( ERRCODE_BASIC_CONVERSION );
+            nRes=0;
+    }
+    return nRes;
+}
+
+
+void ImpPutCurrency( SbxValues* p, const sal_Int64 r )
+{
+    SbxValues aTmp;
+start:
+    switch( +p->eType )
+    {
+        // Here are tests necessary
+        case SbxCHAR:
+            aTmp.pChar = &p->nChar; goto direct;
+        case SbxBYTE:
+            aTmp.pByte = &p->nByte; goto direct;
+        case SbxINTEGER:
+        case SbxBOOL:
+            aTmp.pInteger = &p->nInteger; goto direct;
+        case SbxLONG:
+            aTmp.pLong = &p->nLong; goto direct;
+        case SbxULONG:
+            aTmp.pULong = &p->nULong; goto direct;
+        case SbxERROR:
+        case SbxUSHORT:
+            aTmp.pUShort = &p->nUShort; goto direct;
+        direct:
+            aTmp.eType = SbxDataType( p->eType | SbxBYREF );
+            p = &aTmp; goto start;
+
+        // from here no longer
+        case SbxSINGLE:
+            p->nSingle = static_cast<float>( r / CURRENCY_FACTOR ); break;
+        case SbxDATE:
+        case SbxDOUBLE:
+            p->nDouble =  ImpCurrencyToDouble( r ); break;
+        case SbxSALUINT64:
+            p->uInt64 = r / CURRENCY_FACTOR; break;
+        case SbxSALINT64:
+            p->nInt64 = r / CURRENCY_FACTOR; break;
+
+        case SbxCURRENCY:
+            p->nInt64 = r; break;
+
+        case SbxDECIMAL:
+        case SbxBYREF | SbxDECIMAL:
+            {
+            SbxDecimal* pDec = ImpCreateDecimal( p );
+            if( !pDec->setDouble( ImpCurrencyToDouble( r ) / CURRENCY_FACTOR ) )
+                SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW );
+            break;
+            }
+        case SbxBYREF | SbxSTRING:
+        case SbxSTRING:
+        case SbxLPSTR:
+            if( !p->pOUString )
+                p->pOUString = new OUString;
+
+            *p->pOUString = ImpCurrencyToString( r );
+            break;
+        case SbxOBJECT:
+        {
+            SbxValue* pVal = dynamic_cast<SbxValue*>( p->pObj );
+            if( pVal )
+                pVal->PutCurrency( r );
+            else
+                SbxBase::SetError( ERRCODE_BASIC_NO_OBJECT );
+            break;
+        }
+        case SbxBYREF | SbxCHAR:
+        {
+            sal_Int64 val = r / CURRENCY_FACTOR;
+            if( val > SbxMAXCHAR )
+            {
+                SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); val = SbxMAXCHAR;
+            }
+            else if( val < SbxMINCHAR )
+            {
+                SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); val = SbxMINCHAR;
+            }
+            *p->pChar = static_cast<sal_Unicode>(val); break;
+        }
+        case SbxBYREF | SbxBYTE:
+        {
+            sal_Int64 val = r / CURRENCY_FACTOR;
+            if( val > SbxMAXBYTE )
+            {
+                SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); val = SbxMAXBYTE;
+            }
+            else if( val < 0 )
+            {
+                SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); val = 0;
+            }
+            *p->pByte = static_cast<sal_uInt8>(val); break;
+        }
+        case SbxBYREF | SbxINTEGER:
+        case SbxBYREF | SbxBOOL:
+        {
+            sal_Int64 val = r / CURRENCY_FACTOR;
+            if( r > SbxMAXINT )
+            {
+                SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); val = SbxMAXINT;
+            }
+            else if( r < SbxMININT )
+            {
+                SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); val = SbxMININT;
+            }
+            *p->pInteger = static_cast<sal_uInt16>(val); break;
+        }
+        case SbxBYREF | SbxERROR:
+        case SbxBYREF | SbxUSHORT:
+        {
+            sal_Int64 val = r / CURRENCY_FACTOR;
+            if( val > SbxMAXUINT )
+            {
+                SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); val = SbxMAXUINT;
+            }
+            else if( val < 0 )
+            {
+                SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); val = 0;
+            }
+            *p->pUShort = static_cast<sal_uInt16>(val); break;
+        }
+        case SbxBYREF | SbxLONG:
+        {
+            sal_Int64 val = r / CURRENCY_FACTOR;
+            if( val > SbxMAXLNG )
+            {
+                SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); val = SbxMAXLNG;
+            }
+            else if( val < SbxMINLNG )
+            {
+                SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); val = SbxMINLNG;
+            }
+            *p->pLong = static_cast<sal_Int32>(val); break;
+        }
+        case SbxBYREF | SbxULONG:
+        {
+            sal_Int64 val = r / CURRENCY_FACTOR;
+            if( val > SbxMAXULNG )
+            {
+                SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); val = SbxMAXULNG;
+            }
+            else if( val < 0 )
+            {
+                SbxBase::SetError( ERRCODE_BASIC_MATH_OVERFLOW ); val = 0;
+            }
+            *p->pULong = static_cast<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 = static_cast<sal_uInt64>(r) / CURRENCY_FACTOR; break;
+        case SbxBYREF | SbxSINGLE:
+            p->nSingle = static_cast<float>( r / CURRENCY_FACTOR ); break;
+        case SbxBYREF | SbxDATE:
+        case SbxBYREF | SbxDOUBLE:
+            *p->pDouble = ImpCurrencyToDouble( r ); break;
+        default:
+            SbxBase::SetError( ERRCODE_BASIC_CONVERSION );
+    }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */