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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.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#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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