Files
cantata/online/onlinedevice.cpp

113 lines
3.4 KiB
C++

/*
* Cantata
*
* Copyright (c) 2011-2013 Craig Drummond <craig.p.drummond@gmail.com>
*
* ----
*
* 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 2 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; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "onlinedevice.h"
#include "musiclibrarymodel.h"
#include "utils.h"
#include "networkaccessmanager.h"
#include <QDir>
static const int constMaxRedirects=5;
void OnlineDevice::copySongTo(const Song &s, const QString &baseDir, const QString &musicPath, bool overwrite, bool copyCover)
{
Q_UNUSED(copyCover)
jobAbortRequested=false;
QString dest(baseDir+musicPath);
if (!overwrite && (MusicLibraryModel::self()->songExists(s) || QFile::exists(dest))) {
emit actionStatus(SongExists);
return;
}
overWrite=overWrite;
lastProg=-1;
redirects=0;
currentMpdDir=baseDir;
currentDestFile=baseDir+musicPath;
QDir dir(Utils::getDir(dest));
if (!dir.exists() && !Utils::createDir(dir.absolutePath(), baseDir)) {
emit actionStatus(DirCreationFaild);
return;
}
job=NetworkAccessManager::self()->get(QUrl(s.file));
connect(job, SIGNAL(finished()), SLOT(downloadFinished()));
connect(job, SIGNAL(downloadProgress(qint64,qint64)), SLOT(downloadProgress(qint64,qint64)));
}
void OnlineDevice::downloadFinished()
{
QNetworkReply *reply=qobject_cast<QNetworkReply *>(sender());
if (!reply) {
return;
}
reply->deleteLater();
if (reply!=job) {
return;
}
if (QNetworkReply::NoError==reply->error()) {
QVariant redirect = reply->attribute(QNetworkRequest::RedirectionTargetAttribute);
if (redirect.isValid()) {
if (++redirects >= constMaxRedirects) {
emit actionStatus(TooManyRedirects);
} else {
job=NetworkAccessManager::self()->get(QUrl(redirect.toUrl()));
connect(job, SIGNAL(finished()), SLOT(downloadFinished()));
connect(job, SIGNAL(downloadProgress(qint64,qint64)), SLOT(downloadProgress(qint64,qint64)));
}
} else {
if (overWrite && QFile::exists(currentDestFile)) {
QFile::remove(currentDestFile);
}
QFile f(currentDestFile);
if (f.open(QIODevice::WriteOnly)) {
f.write(reply->readAll());
emit actionStatus(Ok);
} else {
emit actionStatus(WriteFailed);
}
}
} else {
emit actionStatus(DownloadFailed);
}
}
void OnlineDevice::downloadProgress(qint64 bytesReceived, qint64 bytesTotal)
{
if (jobAbortRequested || bytesTotal<=1) {
return;
}
int prog=(bytesReceived*100)/bytesTotal;
if (prog!=lastProg) {
lastProg=prog;
emit progress(prog);
}
}