116 lines
3.7 KiB
C++
116 lines
3.7 KiB
C++
/*
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* Copyright 2013 Albert Vaca <albertvaka@gmail.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License or (at your option) version 3 or any later version
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* accepted by the membership of KDE e.V. (or its successor approved
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* by the membership of KDE e.V.), which shall act as a proxy
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* defined in Section 14 of version 3 of the license.
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*
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* This program 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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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "filetransferjob.h"
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#include <qalgorithms.h>
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#include <KLocalizedString>
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#include "kdebugnamespace.h"
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FileTransferJob::FileTransferJob(const QSharedPointer<QIODevice>& origin, int size, const KUrl& destination): KJob()
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{
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Q_ASSERT(destination.isLocalFile());
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//TODO: Make a precondition before calling this function that destination file exists
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QFile(destination.path()).open(QIODevice::WriteOnly | QIODevice::Truncate); //HACK: KIO is so dumb it can't create the file if it doesn't exist
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mDestination = KIO::open(destination, QIODevice::WriteOnly);
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connect(mDestination, SIGNAL(open(KIO::Job*)), this, SLOT(open(KIO::Job*)));
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connect(mDestination, SIGNAL(result(KJob*)), this, SLOT(openFinished(KJob*)));
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mOrigin = origin;
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mSize = size;
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mWritten = 0;
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kDebug(kdeconnect_kded()) << "FileTransferJob Downloading payload to" << destination;
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}
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void FileTransferJob::openFinished(KJob* job)
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{
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kDebug(kdeconnect_kded()) << job->errorString();
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}
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void FileTransferJob::start()
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{
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//kDebug(kdeconnect_kded()) << "FileTransferJob start";
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//Open destination file
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mDestination->start();
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}
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void FileTransferJob::open(KIO::Job* job)
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{
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Q_UNUSED(job);
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//kDebug(kdeconnect_kded()) << "FileTransferJob open";
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if (!mOrigin) {
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kDebug(kdeconnect_kded()) << "FileTransferJob: Origin is null";
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return;
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}
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//Open source file
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mOrigin->open(QIODevice::ReadOnly);
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Q_ASSERT(mOrigin->isOpen());
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connect(mOrigin.data(), SIGNAL(readyRead()),this, SLOT(readyRead()));
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connect(mOrigin.data(), SIGNAL(disconnected()),this, SLOT(sourceFinished()));
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if (mOrigin->bytesAvailable() > 0) readyRead();
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}
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void FileTransferJob::readyRead()
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{
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int bytes = qMin(qint64(4096), mOrigin->bytesAvailable());
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QByteArray data = mOrigin->read(bytes);
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mDestination->write(data);
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mWritten += bytes;
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//kDebug(kdeconnect_kded()) << "readyRead" << mSize << mWritten << bytes;
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if (mSize > -1) {
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setPercent((mWritten*100)/mSize);
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}
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if (mSize > -1 && mWritten >= mSize) { //At the end or expected size reached
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mOrigin->close();
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//sourceFinished();
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} else if (mOrigin->bytesAvailable() > 0) {
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QMetaObject::invokeMethod(this, "readyRead", Qt::QueuedConnection);
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}
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}
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void FileTransferJob::sourceFinished()
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{
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//Make sure we do not enter this function again
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disconnect(mOrigin.data(), SIGNAL(aboutToClose()),this, SLOT(sourceFinished()));
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//TODO: MD5 check the file
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if (mSize > -1 && mWritten != mSize) {
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kDebug(kdeconnect_kded()) << "Received incomplete file";
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setError(1);
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setErrorText(i18n("Received incomplete file"));
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emitResult();
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} else {
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kDebug(kdeconnect_kded()) << "Finished transfer" << mDestination->url();
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}
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mDestination->close();
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mDestination->deleteLater();
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emitResult();
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}
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