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// Copyright (C) 2022 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "filetransfer.h"
#include "devicemanager.h"
#include "idevice.h"
#include "../projectexplorertr.h"
#include <utils/processinterface.h>
#include <utils/qtcassert.h>
#include <QProcess>
using namespace Utils;
namespace ProjectExplorer {
FileTransferDirection FileToTransfer::direction() const
{
if (m_source.needsDevice() == m_target.needsDevice())
return FileTransferDirection::Invalid;
return m_source.needsDevice() ? FileTransferDirection::Download : FileTransferDirection::Upload;
}
QString FileTransferSetupData::defaultRsyncFlags()
{
return "-av";
}
static FileTransferDirection transferDirection(const FilesToTransfer &files)
{
if (files.isEmpty())
return FileTransferDirection::Invalid;
const FileTransferDirection direction = files.first().direction();
for (const FileToTransfer &file : files) {
if (file.direction() != direction)
return FileTransferDirection::Invalid;
}
return direction;
}
static const FilePath &remoteFile(FileTransferDirection direction, const FileToTransfer &file)
{
return direction == FileTransferDirection::Upload ? file.m_target : file.m_source;
}
static IDeviceConstPtr matchedDevice(FileTransferDirection direction, const FilesToTransfer &files)
{
if (files.isEmpty())
return {};
const FilePath &filePath = remoteFile(direction, files.first());
for (const FileToTransfer &file : files) {
if (!filePath.isSameDevice(remoteFile(direction, file)))
return {};
}
return DeviceManager::deviceForPath(filePath);
}
void FileTransferInterface::startFailed(const QString &errorString)
{
emit done({0, QProcess::NormalExit, QProcess::FailedToStart, errorString});
}
class FileTransferPrivate : public QObject
{
Q_OBJECT
public:
IDeviceConstPtr m_testDevice;
ProcessResultData m_resultData;
void test();
void start();
void stop();
FileTransferSetupData m_setup;
signals:
void progress(const QString &progressMessage);
void done(const ProcessResultData &resultData);
private:
void emitDone(const ProcessResultData &resultData);
void startFailed(const QString &errorString);
void run(const FileTransferSetupData &setup, const IDeviceConstPtr &device);
std::unique_ptr<FileTransferInterface> m_transfer;
};
void FileTransferPrivate::test()
{
if (!m_testDevice)
return startFailed(Tr::tr("No device set for test transfer."));
run({{}, m_setup.m_method, m_setup.m_rsyncFlags}, m_testDevice);
}
void FileTransferPrivate::start()
{
if (m_setup.m_files.isEmpty())
return startFailed(Tr::tr("No files to transfer."));
const FileTransferDirection direction = transferDirection(m_setup.m_files);
IDeviceConstPtr device;
if (direction != FileTransferDirection::Invalid)
device = matchedDevice(direction, m_setup.m_files);
if (!device) {
// Fall back to generic copy.
const FilePath &filePath = m_setup.m_files.first().m_target;
device = DeviceManager::deviceForPath(filePath);
m_setup.m_method = FileTransferMethod::GenericCopy;
}
run(m_setup, device);
}
void FileTransferPrivate::stop()
{
if (!m_transfer)
return;
m_transfer->disconnect();
m_transfer.release()->deleteLater();
}
void FileTransferPrivate::run(const FileTransferSetupData &setup, const IDeviceConstPtr &device)
{
stop();
m_transfer.reset(device->createFileTransferInterface(setup));
QTC_ASSERT(m_transfer, startFailed(Tr::tr("Missing transfer implementation.")); return);
m_transfer->setParent(this);
connect(m_transfer.get(), &FileTransferInterface::progress,
this, &FileTransferPrivate::progress);
connect(m_transfer.get(), &FileTransferInterface::done,
this, &FileTransferPrivate::emitDone);
m_transfer->start();
}
void FileTransferPrivate::emitDone(const ProcessResultData &resultData)
{
m_resultData = resultData;
emit done(resultData);
}
void FileTransferPrivate::startFailed(const QString &errorString)
{
emitDone({0, QProcess::NormalExit, QProcess::FailedToStart, errorString});
}
FileTransfer::FileTransfer()
: d(new FileTransferPrivate)
{
d->setParent(this);
connect(d, &FileTransferPrivate::progress, this, &FileTransfer::progress);
connect(d, &FileTransferPrivate::done, this, &FileTransfer::done);
}
FileTransfer::~FileTransfer()
{
stop();
delete d;
}
void FileTransfer::setFilesToTransfer(const FilesToTransfer &files)
{
d->m_setup.m_files = files;
}
void FileTransfer::setTransferMethod(FileTransferMethod method)
{
d->m_setup.m_method = method;
}
void FileTransfer::setRsyncFlags(const QString &flags)
{
d->m_setup.m_rsyncFlags = flags;
}
void FileTransfer::setTestDevice(const ProjectExplorer::IDeviceConstPtr &device)
{
d->m_testDevice = device;
}
void FileTransfer::test()
{
d->test();
}
FileTransferMethod FileTransfer::transferMethod() const
{
return d->m_setup.m_method;
}
void FileTransfer::start()
{
d->start();
}
void FileTransfer::stop()
{
d->stop();
}
ProcessResultData FileTransfer::resultData() const
{
return d->m_resultData;
}
QString FileTransfer::transferMethodName(FileTransferMethod method)
{
switch (method) {
case FileTransferMethod::Sftp: return Tr::tr("sftp");
case FileTransferMethod::Rsync: return Tr::tr("rsync");
case FileTransferMethod::GenericCopy: return Tr::tr("generic file copy");
}
QTC_CHECK(false);
return {};
}
FileTransferAdapter::FileTransferAdapter()
{
connect(task(), &FileTransfer::done, this, [this](const ProcessResultData &result) {
emit done(result.m_exitStatus == QProcess::NormalExit
&& result.m_error == QProcess::UnknownError
&& result.m_exitCode == 0);
});
}
} // namespace ProjectExplorer
#include "filetransfer.moc"
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