83 lines
2.3 KiB
C++
83 lines
2.3 KiB
C++
/* webdownloader.cpp - a basic website file download class
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This is a simple interface wrapper around QNetworkAccessManager
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Copyright 2016 Eric A. Cottrell <eric.c.boston@gmail.com>
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This file is part of GREFwTool. Source code is available at https://github.com/LinuxSheeple-E/GREFwTool
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GREFwTool is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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GREFwTool is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GREFwTool. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "include/webdownloader.h"
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#include <QNetworkAccessManager>
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#include <QNetworkRequest>
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#include <QNetworkReply>
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#include <QUrl>
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#include <QDateTime>
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#include <QFile>
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/* Constructor
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*/
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WebDownloader::WebDownloader(QObject *parent) :
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QObject(parent)
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{
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manager = new QNetworkAccessManager(this);
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connect(manager, SIGNAL(finished(QNetworkReply*)), this, SLOT(replyDone(QNetworkReply*)));
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}
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/* Destructor
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*/
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WebDownloader::~WebDownloader()
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{
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delete manager;
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}
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/* doDownload - start download of the remoteFile that is saved to localFile
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*/
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void WebDownloader::doDownload(QUrl &remoteFile, QString &localFile)
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{
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QNetworkRequest request(remoteFile);
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if (manager == nullptr)
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return;
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localFileName = localFile;
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manager->get(request);
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}
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/* replyDone - process a completed reply and save it to the local file
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*/
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void WebDownloader::replyDone(QNetworkReply *reply)
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{
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if(reply->error())
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{
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emit downloadError();
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}
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else
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{
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QFile *file = new QFile(localFileName);
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if(file != nullptr)
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{
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if(file->open(QFile::WriteOnly))
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{
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file->write(reply->readAll());
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file->flush();
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file->close();
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}
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delete file;
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}
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emit downloadComplete();
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}
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reply->deleteLater();
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}
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