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Diffstat (limited to 'src/network/access/qnetworkreplydataimpl.cpp')
| -rw-r--r-- | src/network/access/qnetworkreplydataimpl.cpp | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/src/network/access/qnetworkreplydataimpl.cpp b/src/network/access/qnetworkreplydataimpl.cpp new file mode 100644 index 0000000..0cd10ce --- /dev/null +++ b/src/network/access/qnetworkreplydataimpl.cpp @@ -0,0 +1,148 @@ +/**************************************************************************** +** +** 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. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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. +** +** 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. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qnetworkreplydataimpl_p.h" +#include "private/qdataurl_p.h" +#include <QtCore/QCoreApplication> +#include <QtCore/QMetaObject> + +QT_BEGIN_NAMESPACE + +QNetworkReplyDataImplPrivate::QNetworkReplyDataImplPrivate() + : QNetworkReplyPrivate() +{ +} + +QNetworkReplyDataImplPrivate::~QNetworkReplyDataImplPrivate() +{ +} + +QNetworkReplyDataImpl::~QNetworkReplyDataImpl() +{ +} + +QNetworkReplyDataImpl::QNetworkReplyDataImpl(QObject *parent, const QNetworkRequest &req, const QNetworkAccessManager::Operation op) + : QNetworkReply(*new QNetworkReplyDataImplPrivate(), parent) +{ + Q_D(QNetworkReplyDataImpl); + setRequest(req); + setUrl(req.url()); + setOperation(op); + setFinished(true); + QNetworkReply::open(QIODevice::ReadOnly); + + QUrl url = req.url(); + + // FIXME qDecodeDataUrl should instead be rewritten to have the QByteArray + // and the mime type as an output parameter and return a bool instead + d->decodeDataUrlResult = qDecodeDataUrl(url); + + if (! d->decodeDataUrlResult.first.isNull()) { + QString &mimeType = d->decodeDataUrlResult.first; + qint64 size = d->decodeDataUrlResult.second.size(); + setHeader(QNetworkRequest::ContentTypeHeader, mimeType); + setHeader(QNetworkRequest::ContentLengthHeader, size); + QMetaObject::invokeMethod(this, "metaDataChanged", Qt::QueuedConnection); + + d->decodedData.setBuffer(&d->decodeDataUrlResult.second); + d->decodedData.open(QIODevice::ReadOnly); + + QMetaObject::invokeMethod(this, "downloadProgress", Qt::QueuedConnection, + Q_ARG(qint64,size), Q_ARG(qint64, size)); + QMetaObject::invokeMethod(this, "readyRead", Qt::QueuedConnection); + QMetaObject::invokeMethod(this, "finished", Qt::QueuedConnection); + } else { + // something wrong with this URI + const QString msg = QCoreApplication::translate("QNetworkAccessDataBackend", + "Invalid URI: %1").arg(QString::fromLatin1(url.toEncoded())); + setError(QNetworkReply::ProtocolFailure, msg); + QMetaObject::invokeMethod(this, "error", Qt::QueuedConnection, + Q_ARG(QNetworkReply::NetworkError, QNetworkReply::ProtocolFailure)); + QMetaObject::invokeMethod(this, "finished", Qt::QueuedConnection); + } +} + +void QNetworkReplyDataImpl::close() +{ + QNetworkReply::close(); +} + +void QNetworkReplyDataImpl::abort() +{ + QNetworkReply::close(); +} + +qint64 QNetworkReplyDataImpl::bytesAvailable() const +{ + Q_D(const QNetworkReplyDataImpl); + return QNetworkReply::bytesAvailable() + d->decodedData.bytesAvailable(); +} + +bool QNetworkReplyDataImpl::isSequential () const +{ + return true; +} + +qint64 QNetworkReplyDataImpl::size() const +{ + Q_D(const QNetworkReplyDataImpl); + return d->decodedData.size(); +} + +/*! + \internal +*/ +qint64 QNetworkReplyDataImpl::readData(char *data, qint64 maxlen) +{ + Q_D(QNetworkReplyDataImpl); + + // TODO idea: + // Instead of decoding the whole data into new memory, we could decode on demand. + // Note that this might be tricky to do. + + return d->decodedData.read(data, maxlen); +} + + +QT_END_NAMESPACE + +#include "moc_qnetworkreplydataimpl_p.cpp" + |