/* -*- 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 <doubleref.hxx>
#include <global.hxx>
#include <document.hxx>
#include <queryparam.hxx>
#include <queryentry.hxx>
#include <globstr.hrc>
#include <scresid.hxx>
#include <scmatrix.hxx>
#include <svl/sharedstringpool.hxx>
#include <osl/diagnose.h>
#include <unotools/charclass.hxx>
#include <unotools/transliterationwrapper.hxx>
#include <memory>
#include <utility>
#include <vector>
using ::std::unique_ptr;
using ::std::vector;
namespace {
void lcl_uppercase(OUString& rStr)
{
rStr = ScGlobal::getCharClass().uppercase(rStr.trim());
}
bool lcl_createStarQuery(
const ScDocument* pDoc,
svl::SharedStringPool& rPool, ScQueryParamBase* pParam, const ScDBRangeBase* pDBRef, const ScDBRangeBase* pQueryRef)
{
// A valid StarQuery must be at least 4 columns wide. To be precise it
// should be exactly 4 columns ...
// Additionally, if this wasn't checked, a formula pointing to a valid 1-3
// column Excel style query range immediately left to itself would result
// in a circular reference when the field name or operator or value (first
// to third query range column) is obtained (#i58354#). Furthermore, if the
// range wasn't sufficiently specified data changes wouldn't flag formula
// cells for recalculation.
if (pQueryRef->getColSize() < 4)
return false;
bool bValid;
OUString aCellStr;
SCSIZE nIndex = 0;
SCROW nRow = 0;
SCROW nRows = pDBRef->getRowSize();
SCSIZE nNewEntries = static_cast<SCSIZE>(nRows);
pParam->Resize(nNewEntries);
do
{
ScQueryEntry& rEntry = pParam->GetEntry(nIndex);
bValid = false;
if (nIndex > 0)
{
// For all entries after the first one, check the and/or connector in the first column.
aCellStr = pQueryRef->getString(0, nRow);
lcl_uppercase(aCellStr);
if ( aCellStr == ScResId(STR_TABLE_AND) )
{
rEntry.eConnect = SC_AND;
bValid = true;
}
else if ( aCellStr == ScResId(STR_TABLE_OR) )
{
rEntry.eConnect = SC_OR;
bValid = true;
}
}
if ((nIndex < 1) || bValid)
{
// field name in the 2nd column.
aCellStr = pQueryRef->getString(1, nRow);
SCCOL nField = pDBRef->findFieldColumn(aCellStr); // TODO: must be case insensitive comparison.
if (pDoc->ValidCol(nField))
{
rEntry.nField = nField;
bValid = true;
}
else
bValid = false;
}
if (bValid)
{
// equality, non-equality operator in the 3rd column.
aCellStr = pQueryRef->getString(2, nRow);
lcl_uppercase(aCellStr);
const sal_Unicode* p = aCellStr.getStr();
if (p[0] == '<')
{
if (p[1] == '>')
rEntry.eOp = SC_NOT_EQUAL;
else if (p[1] == '=')
rEntry.eOp = SC_LESS_EQUAL;
else
rEntry.eOp = SC_LESS;
}
else if (p[0] == '>')
{
if (p[1] == '=')
rEntry.eOp = SC_GREATER_EQUAL;
else
rEntry.eOp = SC_GREATER;
}
else if (p[0] == '=')
rEntry.eOp = SC_EQUAL;
}
if (bValid)
{
// Finally, the right-hand-side value in the 4th column.
rEntry.GetQueryItem().maString =
rPool.intern(pQueryRef->getString(3, nRow));
rEntry.bDoQuery = true;
}
nIndex++;
nRow++;
}
while (bValid && (nRow < nRows) /* && (nIndex < MAXQUERY) */ );
return bValid;
}
bool lcl_createExcelQuery(
const ScDocument* pDoc,
svl::SharedStringPool& rPool, ScQueryParamBase* pParam, const ScDBRangeBase* pDBRef, const ScDBRangeBase* pQueryRef)
{
bool bValid = true;
SCCOL nCols = pQueryRef->getColSize();
SCROW nRows = pQueryRef->getRowSize();
vector<SCCOL> aFields(nCols);
SCCOL nCol = 0;
while (bValid && (nCol < nCols))
{
OUString aQueryStr = pQueryRef->getString(nCol, 0);
SCCOL nField = pDBRef->findFieldColumn(aQueryStr);
if (pDoc->ValidCol(nField))
aFields[nCol] = nField;
else
bValid = false;
++nCol;
}
if (bValid)
{
// Count the number of visible cells (excluding the header row). Each
// visible cell corresponds with a single query.
SCSIZE nVisible = pQueryRef->getVisibleDataCellCount();
if ( nVisible > SCSIZE_MAX / sizeof(void*) )
{
OSL_FAIL("too many filter criteria");
nVisible = 0;
}
SCSIZE nNewEntries = nVisible;
pParam->Resize( nNewEntries );
SCSIZE nIndex = 0;
SCROW nRow = 1;
OUString aCellStr;
while (nRow < nRows)
{
nCol = 0;
while (nCol < nCols)
{
aCellStr = pQueryRef->getString(nCol, nRow);
aCellStr = ScGlobal::getCharClass().uppercase( aCellStr );
if (!aCellStr.isEmpty())
{
if (nIndex < nNewEntries)
{
pParam->GetEntry(nIndex).nField = aFields[nCol];
pParam->FillInExcelSyntax(rPool, aCellStr, nIndex, nullptr);
nIndex++;
if (nIndex < nNewEntries)
pParam->GetEntry(nIndex).eConnect = SC_AND;
}
else
bValid = false;
}
nCol++;
}
nRow++;
if (nIndex < nNewEntries)
pParam->GetEntry(nIndex).eConnect = SC_OR;
}
}
return bValid;
}
bool lcl_fillQueryEntries(
const ScDocument* pDoc,
svl::SharedStringPool& rPool, ScQueryParamBase* pParam, const ScDBRangeBase* pDBRef, const ScDBRangeBase* pQueryRef)
{
SCSIZE nCount = pParam->GetEntryCount();
for (SCSIZE i = 0; i < nCount; ++i)
pParam->GetEntry(i).Clear();
// Standard QueryTabelle
bool bValid = lcl_createStarQuery(pDoc, rPool, pParam, pDBRef, pQueryRef);
// Excel QueryTabelle
if (!bValid)
bValid = lcl_createExcelQuery(pDoc, rPool, pParam, pDBRef, pQueryRef);
nCount = pParam->GetEntryCount();
if (bValid)
{
// bQueryByString must be set
for (SCSIZE i = 0; i < nCount; ++i)
pParam->GetEntry(i).GetQueryItem().meType = ScQueryEntry::ByString;
}
else
{
// nothing
for (SCSIZE i = 0; i < nCount; ++i)
pParam->GetEntry(i).Clear();
}
return bValid;
}
}
ScDBRangeBase::ScDBRangeBase(ScDocument* pDoc) :
mpDoc(pDoc)
{
}
ScDBRangeBase::~ScDBRangeBase()
{
}
bool ScDBRangeBase::fillQueryEntries(ScQueryParamBase* pParam, const ScDBRangeBase* pDBRef) const
{
if (!pDBRef)
return false;
return lcl_fillQueryEntries(getDoc(), getDoc()->GetSharedStringPool(), pParam, pDBRef, this);
}
void ScDBRangeBase::fillQueryOptions(ScQueryParamBase* pParam)
{
pParam->bHasHeader = true;
pParam->bByRow = true;
pParam->bInplace = true;
pParam->bCaseSens = false;
pParam->eSearchType = utl::SearchParam::SearchType::Normal;
pParam->bDuplicate = true;
}
ScDBInternalRange::ScDBInternalRange(ScDocument* pDoc, const ScRange& rRange) :
ScDBRangeBase(pDoc), maRange(rRange)
{
}
ScDBInternalRange::~ScDBInternalRange()
{
}
SCCOL ScDBInternalRange::getColSize() const
{
return maRange.aEnd.Col() - maRange.aStart.Col() + 1;
}
SCROW ScDBInternalRange::getRowSize() const
{
return maRange.aEnd.Row() - maRange.aStart.Row() + 1;
}
SCSIZE ScDBInternalRange::getVisibleDataCellCount() const
{
SCCOL nCols = getColSize();
SCROW nRows = getRowSize();
if (nRows <= 1)
return 0;
return (nRows-1)*nCols;
}
OUString ScDBInternalRange::getString(SCCOL nCol, SCROW nRow) const
{
const ScAddress& s = maRange.aStart;
// #i109200# this is used in formula calculation, use GetInputString, not GetString
// (consistent with ScDBInternalRange::getCellString)
// GetStringForFormula is not used here, to allow querying for date values.
return getDoc()->GetInputString(s.Col() + nCol, s.Row() + nRow, maRange.aStart.Tab());
}
SCCOL ScDBInternalRange::getFirstFieldColumn() const
{
return getRange().aStart.Col();
}
SCCOL ScDBInternalRange::findFieldColumn(SCCOL nIndex) const
{
const ScRange& rRange = getRange();
const ScAddress& s = rRange.aStart;
SCCOL nDBCol1 = s.Col();
// Don't handle out-of-bound condition here. We'll do that later.
return nIndex + nDBCol1 - 1;
}
SCCOL ScDBInternalRange::findFieldColumn(const OUString& rStr, FormulaError* pErr) const
{
const ScAddress& s = maRange.aStart;
const ScAddress& e = maRange.aEnd;
OUString aUpper = rStr;
lcl_uppercase(aUpper);
SCCOL nDBCol1 = s.Col();
SCROW nDBRow1 = s.Row();
SCTAB nDBTab1 = s.Tab();
SCCOL nDBCol2 = e.Col();
bool bFound = false;
OUString aCellStr;
ScAddress aLook( nDBCol1, nDBRow1, nDBTab1 );
while (!bFound && (aLook.Col() <= nDBCol2))
{
FormulaError nErr = getDoc()->GetStringForFormula( aLook, aCellStr );
if (pErr)
*pErr = nErr;
lcl_uppercase(aCellStr);
bFound = ScGlobal::GetTransliteration().isEqual(aCellStr, aUpper);
if (!bFound)
aLook.IncCol();
}
SCCOL nField = aLook.Col();
return bFound ? nField : -1;
}
std::unique_ptr<ScDBQueryParamBase> ScDBInternalRange::createQueryParam(const ScDBRangeBase* pQueryRef) const
{
unique_ptr<ScDBQueryParamInternal> pParam(new ScDBQueryParamInternal);
// Set the database range first.
const ScAddress& s = maRange.aStart;
const ScAddress& e = maRange.aEnd;
pParam->nCol1 = s.Col();
pParam->nRow1 = s.Row();
pParam->nCol2 = e.Col();
pParam->nRow2 = e.Row();
pParam->nTab = s.Tab();
fillQueryOptions(pParam.get());
// Now construct the query entries from the query range.
if (!pQueryRef->fillQueryEntries(pParam.get(), this))
return nullptr;
return std::unique_ptr<ScDBQueryParamBase>(std::move(pParam));
}
bool ScDBInternalRange::isRangeEqual(const ScRange& rRange) const
{
return maRange == rRange;
}
ScDBExternalRange::ScDBExternalRange(ScDocument* pDoc, ScMatrixRef pMat) :
ScDBRangeBase(pDoc), mpMatrix(std::move(pMat))
{
SCSIZE nC, nR;
mpMatrix->GetDimensions(nC, nR);
mnCols = static_cast<SCCOL>(nC);
mnRows = static_cast<SCROW>(nR);
}
ScDBExternalRange::~ScDBExternalRange()
{
}
SCCOL ScDBExternalRange::getColSize() const
{
return mnCols;
}
SCROW ScDBExternalRange::getRowSize() const
{
return mnRows;
}
SCSIZE ScDBExternalRange::getVisibleDataCellCount() const
{
SCCOL nCols = getColSize();
SCROW nRows = getRowSize();
if (nRows <= 1)
return 0;
return (nRows-1)*nCols;
}
OUString ScDBExternalRange::getString(SCCOL nCol, SCROW nRow) const
{
if (nCol >= mnCols || nRow >= mnRows)
return OUString();
return mpMatrix->GetString(nCol, nRow).getString();
}
SCCOL ScDBExternalRange::getFirstFieldColumn() const
{
return 0;
}
SCCOL ScDBExternalRange::findFieldColumn(SCCOL nIndex) const
{
return nIndex - 1;
}
SCCOL ScDBExternalRange::findFieldColumn(const OUString& rStr, FormulaError* pErr) const
{
if (pErr)
*pErr = FormulaError::NONE;
OUString aUpper = rStr;
lcl_uppercase(aUpper);
for (SCCOL i = 0; i < mnCols; ++i)
{
OUString aUpperVal = mpMatrix->GetString(i, 0).getString();
lcl_uppercase(aUpperVal);
if (aUpper == aUpperVal)
return i;
}
return -1;
}
std::unique_ptr<ScDBQueryParamBase> ScDBExternalRange::createQueryParam(const ScDBRangeBase* pQueryRef) const
{
unique_ptr<ScDBQueryParamMatrix> pParam(new ScDBQueryParamMatrix);
pParam->mpMatrix = mpMatrix;
fillQueryOptions(pParam.get());
// Now construct the query entries from the query range.
if (!pQueryRef->fillQueryEntries(pParam.get(), this))
return nullptr;
return std::unique_ptr<ScDBQueryParamBase>(std::move(pParam));
}
bool ScDBExternalRange::isRangeEqual(const ScRange& /*rRange*/) const
{
return false;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
↑ V581 The conditional expressions of the 'if' statements situated alongside each other are identical. Check lines: 109, 136.