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/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtNetwork 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 "qnetworkreplyfileimpl_p.h"
#include "QtCore/qdatetime.h"
#include <QtCore/QCoreApplication>
#include <QtCore/QFileInfo>
#include <QDebug>
QT_BEGIN_NAMESPACE
QNetworkReplyFileImplPrivate::QNetworkReplyFileImplPrivate()
: QNetworkReplyPrivate(), realFileSize(0)
{
}
QNetworkReplyFileImpl::~QNetworkReplyFileImpl()
{
}
QNetworkReplyFileImpl::QNetworkReplyFileImpl(QObject *parent, const QNetworkRequest &req, const QNetworkAccessManager::Operation op)
: QNetworkReply(*new QNetworkReplyFileImplPrivate(), parent)
{
setRequest(req);
setUrl(req.url());
setOperation(op);
setFinished(true);
QNetworkReply::open(QIODevice::ReadOnly);
QNetworkReplyFileImplPrivate *d = (QNetworkReplyFileImplPrivate*) d_func();
QUrl url = req.url();
if (url.host() == QLatin1String("localhost"))
url.setHost(QString());
#if !defined(Q_OS_WIN)
// do not allow UNC paths on Unix
if (!url.host().isEmpty()) {
// we handle only local files
QString msg = QCoreApplication::translate("QNetworkAccessFileBackend", "Request for opening non-local file %1").arg(url.toString());
setError(QNetworkReply::ProtocolInvalidOperationError, msg);
QMetaObject::invokeMethod(this, "error", Qt::QueuedConnection,
Q_ARG(QNetworkReply::NetworkError, QNetworkReply::ProtocolInvalidOperationError));
QMetaObject::invokeMethod(this, "finished", Qt::QueuedConnection);
return;
}
#endif
if (url.path().isEmpty())
url.setPath(QLatin1String("/"));
setUrl(url);
QString fileName = url.toLocalFile();
if (fileName.isEmpty()) {
if (url.scheme() == QLatin1String("qrc"))
fileName = QLatin1Char(':') + url.path();
else
fileName = url.toString(QUrl::RemoveAuthority | QUrl::RemoveFragment | QUrl::RemoveQuery);
}
QFileInfo fi(fileName);
if (fi.isDir()) {
QString msg = QCoreApplication::translate("QNetworkAccessFileBackend", "Cannot open %1: Path is a directory").arg(url.toString());
setError(QNetworkReply::ContentOperationNotPermittedError, msg);
QMetaObject::invokeMethod(this, "error", Qt::QueuedConnection,
Q_ARG(QNetworkReply::NetworkError, QNetworkReply::ContentOperationNotPermittedError));
QMetaObject::invokeMethod(this, "finished", Qt::QueuedConnection);
return;
}
d->realFile.setFileName(fileName);
bool opened = d->realFile.open(QIODevice::ReadOnly | QIODevice::Unbuffered);
// could we open the file?
if (!opened) {
QString msg = QCoreApplication::translate("QNetworkAccessFileBackend", "Error opening %1: %2")
.arg(d->realFile.fileName(), d->realFile.errorString());
if (d->realFile.exists()) {
setError(QNetworkReply::ContentAccessDenied, msg);
QMetaObject::invokeMethod(this, "error", Qt::QueuedConnection,
Q_ARG(QNetworkReply::NetworkError, QNetworkReply::ContentAccessDenied));
} else {
setError(QNetworkReply::ContentNotFoundError, msg);
QMetaObject::invokeMethod(this, "error", Qt::QueuedConnection,
Q_ARG(QNetworkReply::NetworkError, QNetworkReply::ContentNotFoundError));
}
QMetaObject::invokeMethod(this, "finished", Qt::QueuedConnection);
return;
}
setHeader(QNetworkRequest::LastModifiedHeader, fi.lastModified());
d->realFileSize = fi.size();
setHeader(QNetworkRequest::ContentLengthHeader, d->realFileSize);
QMetaObject::invokeMethod(this, "metaDataChanged", Qt::QueuedConnection);
QMetaObject::invokeMethod(this, "downloadProgress", Qt::QueuedConnection,
Q_ARG(qint64, d->realFileSize), Q_ARG(qint64, d->realFileSize));
QMetaObject::invokeMethod(this, "readyRead", Qt::QueuedConnection);
QMetaObject::invokeMethod(this, "finished", Qt::QueuedConnection);
}
void QNetworkReplyFileImpl::close()
{
Q_D(QNetworkReplyFileImpl);
QNetworkReply::close();
d->realFile.close();
}
void QNetworkReplyFileImpl::abort()
{
Q_D(QNetworkReplyFileImpl);
QNetworkReply::close();
d->realFile.close();
}
qint64 QNetworkReplyFileImpl::bytesAvailable() const
{
Q_D(const QNetworkReplyFileImpl);
return QNetworkReply::bytesAvailable() + d->realFile.bytesAvailable();
}
bool QNetworkReplyFileImpl::isSequential () const
{
return true;
}
qint64 QNetworkReplyFileImpl::size() const
{
Q_D(const QNetworkReplyFileImpl);
return d->realFileSize;
}
/*!
\internal
*/
qint64 QNetworkReplyFileImpl::readData(char *data, qint64 maxlen)
{
Q_D(QNetworkReplyFileImpl);
qint64 ret = d->realFile.read(data, maxlen);
if (ret == 0 && bytesAvailable() == 0)
return -1;
else
return ret;
}
QT_END_NAMESPACE
#include "moc_qnetworkreplyfileimpl_p.cpp"
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