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