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/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtXmlPatterns module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qboolean_p.h"
#include "qcommonvalues_p.h"
#include "qliteral_p.h"
#include "qatomicstring_p.h"
#include "qsubstringfns_p.h"
QT_BEGIN_NAMESPACE
using namespace QPatternist;
Item ContainsFN::evaluateSingleton(const DynamicContext::Ptr &context) const
{
const Item op1(m_operands.first()->evaluateSingleton(context));
QString str1;
if(op1)
str1 = op1.stringValue();
const Item op2(m_operands.at(1)->evaluateSingleton(context));
QString str2;
if(op2)
str2 = op2.stringValue();
if(str2.isEmpty())
return CommonValues::BooleanTrue;
if(str1.isEmpty())
return CommonValues::BooleanFalse;
return Boolean::fromValue(str1.contains(str2, caseSensitivity()));
}
Item StartsWithFN::evaluateSingleton(const DynamicContext::Ptr &context) const
{
const Item op1(m_operands.first()->evaluateSingleton(context));
QString str1;
if(op1)
str1 = op1.stringValue();
const Item op2(m_operands.at(1)->evaluateSingleton(context));
QString str2;
if(op2)
str2 = op2.stringValue();
if(str2.isEmpty())
return CommonValues::BooleanTrue;
if(str1.isEmpty())
return CommonValues::BooleanFalse;
return Boolean::fromValue(str1.startsWith(str2, caseSensitivity()));
}
Item EndsWithFN::evaluateSingleton(const DynamicContext::Ptr &context) const
{
const Item op1(m_operands.first()->evaluateSingleton(context));
QString str1;
if(op1)
str1 = op1.stringValue();
const Item op2(m_operands.at(1)->evaluateSingleton(context));
QString str2;
if(op2)
str2 = op2.stringValue();
if(str2.isEmpty())
return CommonValues::BooleanTrue;
if(str1.isEmpty())
return CommonValues::BooleanFalse;
return Boolean::fromValue(str1.endsWith(str2, caseSensitivity()));
}
Item SubstringBeforeFN::evaluateSingleton(const DynamicContext::Ptr &context) const
{
const Item op1(m_operands.first()->evaluateSingleton(context));
QString str1;
if(op1)
str1 = op1.stringValue();
const Item op2(m_operands.at(1)->evaluateSingleton(context));
QString str2;
if(op2)
str2 = op2.stringValue();
const int pos = str1.indexOf(str2);
if(pos == -1)
return CommonValues::EmptyString;
return AtomicString::fromValue(QString(str1.left(pos)));
}
Item SubstringAfterFN::evaluateSingleton(const DynamicContext::Ptr &context) const
{
const Item op1(m_operands.first()->evaluateSingleton(context));
QString str1;
if(op1)
str1 = op1.stringValue();
const Item op2(m_operands.at(1)->evaluateSingleton(context));
QString str2;
if(op2)
str2 = op2.stringValue();
if(str2.isEmpty())
{
if(op1)
return op1;
else
return CommonValues::EmptyString;
}
const int pos = str1.indexOf(str2);
if(pos == -1)
return CommonValues::EmptyString;
return AtomicString::fromValue(QString(str1.right(str1.length() - (pos + str2.length()))));
}
QT_END_NAMESPACE
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