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#pragma once
#include "jobqueue.h"
#include <QtNetwork>
/**
* A single file for the downloader/cache to process.
*/
class LIBUTIL_EXPORT DownloadJob : public Job
{
Q_OBJECT
public:
DownloadJob(QUrl url,
QString rel_target_path = QString(),
QString expected_md5 = QString()
);
static JobPtr create(QUrl url, QString rel_target_path = QString(), QString expected_md5 = QString());
DownloadJob(QSharedPointer<QNetworkAccessManager> net_mgr,
QUrl url,
QString rel_target_path = QString(),
QString expected_md5 = QString()
);
static JobPtr create(QSharedPointer<QNetworkAccessManager> net_mgr,
QUrl url,
QString rel_target_path = QString(),
QString expected_md5 = QString()
);
public slots:
virtual void start();
private slots:
void downloadProgress(qint64 bytesReceived, qint64 bytesTotal);;
void downloadError(QNetworkReply::NetworkError error);
void downloadFinished();
void downloadReadyRead();
public:
/// the associated network manager
QSharedPointer<QNetworkAccessManager> m_manager;
/// the network reply
QSharedPointer<QNetworkReply> m_reply;
/// source URL
QUrl m_url;
/// if true, check the md5sum against a provided md5sum
/// also, if a file exists, perform an md5sum first and don't download only if they don't match
bool m_check_md5;
/// the expected md5 checksum
QString m_expected_md5;
/// save to file?
bool m_save_to_file;
/// is the saving file already open?
bool m_opened_for_saving;
/// if saving to file, use the one specified in this string
QString m_target_path;
/// this is the output file, if any
QFile m_output_file;
/// if not saving to file, downloaded data is placed here
QByteArray m_data;
/// The file's status
JobStatus m_status;
};
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