linphone-desktop/src/components/file/FileDownloader.hpp
2020-02-13 10:54:22 +01:00

108 lines
3.2 KiB
C++

/*
* Copyright (c) 2010-2020 Belledonne Communications SARL.
*
* This file is part of linphone-desktop
* (see https://www.linphone.org).
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef FILE_DOWNLOADER_H_
#define FILE_DOWNLOADER_H_
#include <QObject>
#include <QtNetwork>
// =============================================================================
class QSslError;
class FileDownloader : public QObject {
Q_OBJECT;
// TODO: Add an error property to use in UI.
Q_PROPERTY(QUrl url READ getUrl WRITE setUrl NOTIFY urlChanged);
Q_PROPERTY(QString downloadFolder READ getDownloadFolder WRITE setDownloadFolder NOTIFY downloadFolderChanged);
Q_PROPERTY(qint64 readBytes READ getReadBytes NOTIFY readBytesChanged);
Q_PROPERTY(qint64 totalBytes READ getTotalBytes NOTIFY totalBytesChanged);
Q_PROPERTY(bool downloading READ getDownloading NOTIFY downloadingChanged);
public:
FileDownloader (QObject *parent = Q_NULLPTR) : QObject(parent) {
// See: https://bugreports.qt.io/browse/QTBUG-57390
mTimeout.setInterval(DefaultTimeout);
QObject::connect(&mTimeout, &QTimer::timeout, this, &FileDownloader::handleTimeout);
}
~FileDownloader () { if (mNetworkReply) mNetworkReply->abort(); }
Q_INVOKABLE void download ();
Q_INVOKABLE bool remove();
QUrl getUrl () const;
void setUrl (const QUrl &url);
QString getDownloadFolder () const;
void setDownloadFolder (const QString &downloadFolder);
signals:
void urlChanged (const QUrl &url);
void downloadFolderChanged (const QString &downloadFolder);
void readBytesChanged (qint64 readBytes);
void totalBytesChanged (qint64 totalBytes);
void downloadingChanged (bool downloading);
void downloadFinished (const QString &filePath);
void downloadFailed();
private:
qint64 getReadBytes () const;
void setReadBytes (qint64 readBytes);
qint64 getTotalBytes () const;
void setTotalBytes (qint64 totalBytes);
bool getDownloading () const;
void setDownloading (bool downloading);
void emitOutputError ();
void cleanDownloadEnd ();
void handleReadyData ();
void handleDownloadFinished ();
void handleError (QNetworkReply::NetworkError code);
void handleSslErrors (const QList<QSslError> &errors);
void handleTimeout ();
void handleDownloadProgress (qint64 readBytes, qint64 totalBytes);
QUrl mUrl;
QString mDownloadFolder;
QFile mDestinationFile;
qint64 mReadBytes = 0;
qint64 mTotalBytes = 0;
bool mDownloading = false;
QPointer<QNetworkReply> mNetworkReply;
QNetworkAccessManager mManager;
qint64 mTimeoutReadBytes;
QTimer mTimeout;
static constexpr int DefaultTimeout = 5000;
};
#endif // FILE_DOWNLOADER_H_