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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (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 Technology Preview License Agreement accompanying
** this package.
**
** 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 1.1, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QStringList>
#include "private/qxmlutils_p.h"
#include "qbuiltintypes_p.h"
#include "qcommonvalues_p.h"
#include "qnamepool_p.h"
#include "qxpathhelper_p.h"
QT_BEGIN_NAMESPACE
using namespace QPatternist;
bool XPathHelper::isReservedNamespace(const QXmlName::NamespaceCode ns)
{
/* The order is because of that XFN and WXS are the most common. */
return ns == StandardNamespaces::fn ||
ns == StandardNamespaces::xs ||
ns == StandardNamespaces::xml ||
ns == StandardNamespaces::xsi;
}
bool XPathHelper::isQName(const QString &qName)
{
const QStringList result(qName.split(QLatin1Char(':')));
const int c = result.count();
if(c == 2)
{
return QXmlUtils::isNCName(result.first()) &&
QXmlUtils::isNCName(result.last());
}
else if(c == 1)
return QXmlUtils::isNCName(result.first());
else
return false;
}
void XPathHelper::splitQName(const QString &qName, QString &prefix, QString &ncName)
{
Q_ASSERT_X(isQName(qName), Q_FUNC_INFO,
"qName must be a valid QName.");
const QStringList result(qName.split(QLatin1Char(':')));
if(result.count() == 1)
{
Q_ASSERT(QXmlUtils::isNCName(result.first()));
ncName = result.first();
}
else
{
Q_ASSERT(result.count() == 2);
Q_ASSERT(QXmlUtils::isNCName(result.first()));
Q_ASSERT(QXmlUtils::isNCName(result.last()));
prefix = result.first();
ncName = result.last();
}
}
ItemType::Ptr XPathHelper::typeFromKind(const QXmlNodeModelIndex::NodeKind nodeKind)
{
switch(nodeKind)
{
case QXmlNodeModelIndex::Element:
return BuiltinTypes::element;
case QXmlNodeModelIndex::Attribute:
return BuiltinTypes::attribute;
case QXmlNodeModelIndex::Text:
return BuiltinTypes::text;
case QXmlNodeModelIndex::ProcessingInstruction:
return BuiltinTypes::pi;
case QXmlNodeModelIndex::Comment:
return BuiltinTypes::comment;
case QXmlNodeModelIndex::Document:
return BuiltinTypes::document;
default:
{
Q_ASSERT_X(false, Q_FUNC_INFO,
"A node type that doesn't exist in the XPath Data Model was encountered.");
return ItemType::Ptr(); /* Dummy, silence compiler warning. */
}
}
}
QUrl XPathHelper::normalizeQueryURI(const QUrl &uri)
{
Q_ASSERT_X(uri.isEmpty() || uri.isValid(), Q_FUNC_INFO,
"The URI passed to QXmlQuery::setQuery() must be valid or empty.");
if(uri.isEmpty())
return QUrl::fromLocalFile(QCoreApplication::applicationFilePath());
else if(uri.isRelative())
return QUrl::fromLocalFile(QCoreApplication::applicationFilePath()).resolved(uri);
else
return uri;
}
QT_END_NAMESPACE
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