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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtXmlPatterns module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
#ifndef Patternist_ContextFNs_H
#define Patternist_ContextFNs_H
#include <private/qfunctioncall_p.h>
/**
* @file
* @short Contains classes implementing the functions found in
* <a href="http://www.w3.org/TR/xpath-functions/#context">XQuery 1.0 and
* XPath 2.0 Functions and Operators, 16 Context Functions</a>.
*
* @ingroup Patternist_functions
*/
QT_BEGIN_NAMESPACE
namespace QPatternist
{
/**
* @short Implements the function <tt>fn:position()</tt>.
*
* @see <a href="http://www.w3.org/TR/xpath-functions/#func-position">XQuery 1.0
* and XPath 2.0 Functions and Operators, 16.1 fn:position</a>
* @ingroup Patternist_functions
* @author Frans Englich <frans.englich@nokia.com>
*/
class PositionFN : public FunctionCall
{
public:
virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const;
};
/**
* @short Implements the function <tt>fn:last()</tt>.
*
* @see <a href="http://www.w3.org/TR/xpath-functions/#func-last">XQuery 1.0
* and XPath 2.0 Functions and Operators, 16.2 fn:last</a>
* @ingroup Patternist_functions
* @author Frans Englich <frans.englich@nokia.com>
*/
class LastFN : public FunctionCall
{
public:
virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const;
};
/**
* @short Implements the function <tt>fn:implicit-timezone()</tt>.
*
* @see <a href="http://www.w3.org/TR/xpath-functions/#func-implicit-timezone">XQuery 1.0
* and XPath 2.0 Functions and Operators, 16.6 fn:implicit-timezone</a>
* @ingroup Patternist_functions
* @author Frans Englich <frans.englich@nokia.com>
*/
class ImplicitTimezoneFN : public FunctionCall
{
public:
virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const;
};
/**
* @short Implements the function <tt>fn:current-dateTime()</tt>.
*
* @see <a href="http://www.w3.org/TR/xpath-functions/#func-current-dateTime">XQuery 1.0
* and XPath 2.0 Functions and Operators, 16.3 fn:current-dateTime</a>
* @ingroup Patternist_functions
* @author Frans Englich <frans.englich@nokia.com>
*/
class CurrentDateTimeFN : public FunctionCall
{
public:
virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const;
};
/**
* @short Implements the function <tt>fn:current-date()</tt>.
*
* @see <a href="http://www.w3.org/TR/xpath-functions/#func-current-date">XQuery 1.0
* and XPath 2.0 Functions and Operators, 16.4 fn:current-date</a>
* @ingroup Patternist_functions
* @author Frans Englich <frans.englich@nokia.com>
*/
class CurrentDateFN : public FunctionCall
{
public:
virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const;
};
/**
* @short Implements the function <tt>fn:current-time()</tt>.
*
* @see <a href="http://www.w3.org/TR/xpath-functions/#func-current-time">XQuery 1.0
* and XPath 2.0 Functions and Operators, 16.5 fn:current-date</a>
* @ingroup Patternist_functions
* @author Frans Englich <frans.englich@nokia.com>
*/
class CurrentTimeFN : public FunctionCall
{
public:
virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const;
};
/**
* @short Implements the function <tt>fn:default-collation()</tt>.
*
* This is done by rewriting to StaticContext::defaultCollation() at the typeCheck() stage.
*
* @see <a href="http://www.w3.org/TR/xpath-functions/#func-default-collation">XQuery 1.0
* and XPath 2.0 Functions and Operators, 16.7 fn:default-collation</a>
* @ingroup Patternist_functions
* @author Frans Englich <frans.englich@nokia.com>
*/
class DefaultCollationFN : public FunctionCall
{
public:
virtual Expression::Ptr typeCheck(const StaticContext::Ptr &context,
const SequenceType::Ptr &reqType);
};
/**
* @short Implements the function <tt>fn:static-base-uri()</tt>.
*
* This is done by rewriting to StaticContext::baseURI() at the typeCheck() stage.
*
* @see <a href="http://www.w3.org/TR/xpath-functions/#func-static-base-uri">XQuery 1.0
* and XPath 2.0 Functions and Operators, 16.8 fn:static-base-uri</a>
* @ingroup Patternist_functions
* @author Frans Englich <frans.englich@nokia.com>
*/
class StaticBaseURIFN : public FunctionCall
{
public:
virtual Expression::Ptr typeCheck(const StaticContext::Ptr &context,
const SequenceType::Ptr &reqType);
};
}
QT_END_NAMESPACE
#endif
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