1 /****************************************************************************
3 ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
4 ** Contact: http://www.qt-project.org/
6 ** This file is part of the QtXmlPatterns module of the Qt Toolkit.
8 ** $QT_BEGIN_LICENSE:LGPL$
9 ** GNU Lesser General Public License Usage
10 ** This file may be used under the terms of the GNU Lesser General Public
11 ** License version 2.1 as published by the Free Software Foundation and
12 ** appearing in the file LICENSE.LGPL included in the packaging of this
13 ** file. Please review the following information to ensure the GNU Lesser
14 ** General Public License version 2.1 requirements will be met:
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17 ** In addition, as a special exception, Nokia gives you certain additional
18 ** rights. These rights are described in the Nokia Qt LGPL Exception
19 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
21 ** GNU General Public License Usage
22 ** Alternatively, this file may be used under the terms of the GNU General
23 ** Public License version 3.0 as published by the Free Software Foundation
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25 ** file. Please review the following information to ensure the GNU General
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40 ****************************************************************************/
42 #include <QtNetwork/QNetworkRequest>
43 #include <QtNetwork/QNetworkReply>
45 #include "qiodevicedelegate_p.h"
46 #include "quriloader_p.h"
50 using namespace QPatternist;
52 URILoader::URILoader(QObject *const parent,
53 const NamePool::Ptr &np,
54 const VariableLoader::Ptr &l) : QNetworkAccessManager(parent)
55 , m_variableNS(QLatin1String("tag:trolltech.com,2007:QtXmlPatterns:QIODeviceVariable:"))
59 Q_ASSERT(m_variableLoader);
62 QNetworkReply *URILoader::createRequest(Operation op, const QNetworkRequest &req, QIODevice *outgoingData)
64 const QString requestedUrl(req.url().toString());
66 /* We got a QIODevice variable. */
67 const QString name(requestedUrl.right(requestedUrl.length() - m_variableNS.length()));
69 const QVariant variant(m_variableLoader->valueFor(m_namePool->allocateQName(QString(), name, QString())));
71 if(!variant.isNull() && variant.userType() == qMetaTypeId<QIODevice *>())
72 return new QIODeviceDelegate(qvariant_cast<QIODevice *>(variant));
75 /* If we're entering this code path, the variable URI identified a variable
76 * which we don't have, which means we either have a bug, or the user had
77 * crafted an invalid URI manually. */
79 return QNetworkAccessManager::createRequest(op, req, outgoingData);