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/****************************************************************************
** Copyright (C) 2001-2010 Klaralvdalens Datakonsult AB. All rights reserved.
**
** This file is part of the KD Tools library.
**
** Licensees holding valid commercial KD Tools licenses may use this file in
** accordance with the KD Tools Commercial License Agreement provided with
** the Software.
**
**
** This file may be distributed and/or modified under the terms of the
** GNU Lesser General Public License version 2 and version 3 as published by the
** Free Software Foundation and appearing in the file LICENSE.LGPL included.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** Contact info@kdab.com if any conditions of this licensing are not
** clear to you.
**
**********************************************************************/
#ifndef KD_UPDATER_FILE_DOWNLOADER_H
#define KD_UPDATER_FILE_DOWNLOADER_H
#include "kdupdater.h"
#include <KDToolsCore/pimpl_ptr.h>
#include <QtCore/QObject>
#include <QtCore/QUrl>
#include <QtCore/QCryptographicHash>
namespace KDUpdater
{
KDTOOLS_UPDATER_EXPORT QByteArray calculateHash( QIODevice* device, QCryptographicHash::Algorithm algo );
KDTOOLS_UPDATER_EXPORT QByteArray calculateHash( const QString& path, QCryptographicHash::Algorithm algo );
class HashVerificationJob;
class KDTOOLS_UPDATER_EXPORT FileDownloader : public QObject
{
Q_OBJECT
Q_PROPERTY( bool autoRemoveDownloadedFile READ isAutoRemoveDownloadedFile WRITE setAutoRemoveDownloadedFile )
Q_PROPERTY( QUrl url READ url WRITE setUrl )
Q_PROPERTY( QString scheme READ scheme )
public:
explicit FileDownloader(const QString& scheme, QObject* parent=0);
~FileDownloader();
void setUrl(const QUrl& url);
QUrl url() const;
void setSha1Sum( const QByteArray& sha1 );
QByteArray sha1Sum() const;
QString errorString() const;
QString scheme() const;
virtual bool canDownload() const = 0;
virtual bool isDownloaded() const = 0;
virtual QString downloadedFileName() const = 0;
virtual FileDownloader* clone( QObject* parent=0 ) const = 0;
void download();
void setAutoRemoveDownloadedFile(bool val);
bool isAutoRemoveDownloadedFile() const;
void setFollowRedirects( bool val );
bool followRedirects() const;
public Q_SLOTS:
virtual void cancelDownload();
void sha1SumVerified( KDUpdater::HashVerificationJob* job );
protected:
virtual void onError() = 0;
virtual void onSuccess() = 0;
Q_SIGNALS:
void downloadProgress(double);
void downloadStarted();
void downloadCanceled();
#ifndef Q_MOC_RUN
private:
#endif
void downloadCompleted();
void downloadAborted(const QString& errorMessage);
protected:
void setDownloadCompleted( const QString& filepath );
void setDownloadAborted( const QString& error );
private Q_SLOTS:
virtual void doDownload() = 0;
private:
struct FileDownloaderData;
kdtools::pimpl_ptr<FileDownloaderData> d;
};
}
#endif
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