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/****************************************************************************
**
** 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.
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtNetwork/QNetworkRequest>
#include <QtNetwork/QNetworkReply>
#include "qiodevicedelegate_p.h"
#include "quriloader_p.h"
QT_BEGIN_NAMESPACE
using namespace QPatternist;
URILoader::URILoader(QObject *const parent,
const NamePool::Ptr &np,
const VariableLoader::Ptr &l) : QNetworkAccessManager(parent)
, m_variableNS(QLatin1String("tag:trolltech.com,2007:QtXmlPatterns:QIODeviceVariable:"))
, m_namePool(np)
, m_variableLoader(l)
{
Q_ASSERT(m_variableLoader);
}
QNetworkReply *URILoader::createRequest(Operation op, const QNetworkRequest &req, QIODevice *outgoingData)
{
const QString requestedUrl(req.url().toString());
/* We got a QIODevice variable. */
const QString name(requestedUrl.right(requestedUrl.length() - m_variableNS.length()));
const QVariant variant(m_variableLoader->valueFor(m_namePool->allocateQName(QString(), name, QString())));
if(!variant.isNull() && variant.userType() == qMetaTypeId<QIODevice *>())
return new QIODeviceDelegate(qVariantValue<QIODevice *>(variant));
else
{
/* If we're entering this code path, the variable URI identified a variable
* which we don't have, which means we either have a bug, or the user had
* crafted an invalid URI manually. */
return QNetworkAccessManager::createRequest(op, req, outgoingData);
}
}
QT_END_NAMESPACE
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