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Diffstat (limited to 'src/xmlpatterns/functions/qpatternmatchingfns_p.h')
| -rw-r--r-- | src/xmlpatterns/functions/qpatternmatchingfns_p.h | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/src/xmlpatterns/functions/qpatternmatchingfns_p.h b/src/xmlpatterns/functions/qpatternmatchingfns_p.h new file mode 100644 index 0000000000..50bb45041b --- /dev/null +++ b/src/xmlpatterns/functions/qpatternmatchingfns_p.h @@ -0,0 +1,139 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the QtXmlPatterns module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 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 1.0, 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. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +// +// 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_PatternMatchingFNs_H +#define Patternist_PatternMatchingFNs_H + +#include "qpatternplatform_p.h" + +/** + * @file + * @short Contains classes implementing the functions found in + * <a href="http://www.w3.org/TR/xpath-functions/#string.match">XQuery 1.0 and + * XPath 2.0 Functions and Operators, 7.6 AtomicString Functions that Use Pattern Matching</a>. + * + * @ingroup Patternist_functions + */ + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +namespace QPatternist +{ + /** + * @short Implements the function <tt>fn:matches()</tt>. + * + * @ingroup Patternist_functions + * @author Frans Englich <fenglich@trolltech.com> + */ + class MatchesFN : public PatternPlatform + { + public: + MatchesFN(); + virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const; + }; + + /** + * @short Implements the function <tt>fn:replace()</tt>. + * + * @ingroup Patternist_functions + * @author Frans Englich <fenglich@trolltech.com> + */ + class ReplaceFN : public PatternPlatform + { + public: + ReplaceFN(); + virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const; + /** + * Overridden to attempt to pre-compile the replacement string. + */ + virtual Expression::Ptr compress(const StaticContext::Ptr &context); + + private: + /** + * @short Centralizes the translation string. + */ + static inline QString errorAtEnd(const char ch); + + /** + * Reads the string in the third argument and converts it to a a QRegExp compatible + * replacement string, containing sub-group references and so forth. + */ + QString parseReplacement(const int captureCount, + const DynamicContext::Ptr &context) const; + + QString m_replacementString; + }; + + /** + * @short Implements the function <tt>fn:tokenize()</tt>. + * + * @ingroup Patternist_functions + * @author Frans Englich <fenglich@trolltech.com> + */ + class TokenizeFN : public PatternPlatform + { + public: + TokenizeFN(); + inline Item mapToItem(const QString &subject, const DynamicContext::Ptr &) const; + virtual Item::Iterator::Ptr evaluateSequence(const DynamicContext::Ptr &context) const; + + private: + typedef QExplicitlySharedDataPointer<const TokenizeFN> ConstPtr; + }; +} + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif |