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#include "userbackupoperation.h"
#include <QUrl>
#include <QFile>
#include <QDebug>
#include "flipperzero/devicestate.h"
#include "flipperzero/protobufsession.h"
#include "flipperzero/rpc/storagereadoperation.h"
#include "getfiletreeoperation.h"
#include "tarzipcompressor.h"
#include "tempdirectories.h"
using namespace Flipper;
using namespace Zero;
UserBackupOperation::UserBackupOperation(ProtobufSession *rpc, DeviceState *deviceState, const QUrl &backupUrl, QObject *parent):
AbstractUtilityOperation(rpc, deviceState, parent),
m_backupUrl(backupUrl),
m_tempDir(QStringLiteral("%1/%2-backup-XXXXXX").arg(globalTempDirs->root().absolutePath(), deviceState->deviceInfo().name)),
m_workDir(m_tempDir.path()),
m_deviceDirName(QByteArrayLiteral("/int"))
{
m_workDir.setFilter(QDir::Files | QDir::Dirs | QDir::NoDotAndDotDot | QDir::Hidden);
m_workDir.setSorting(QDir::Name | QDir::DirsFirst);
}
const QString UserBackupOperation::description() const
{
return QStringLiteral("Backup %1 @%2").arg(m_deviceDirName, deviceState()->name());
}
void UserBackupOperation::nextStateLogic()
{
if(operationState() == Ready) {
deviceState()->setStatusString(QStringLiteral("Backing up internal storage..."));
setOperationState(CreatingDirectory);
createDirectory();
} else if(operationState() == CreatingDirectory) {
setOperationState(GettingFileTree);
getFileTree();
} else if(operationState() == GettingFileTree) {
setOperationState(ReadingFiles);
readFiles();
} else if(operationState() == ReadingFiles) {
setOperationState(CreatingArchive);
createArchive();
} else if(operationState() == CreatingArchive) {
finish();
}
}
void UserBackupOperation::createDirectory()
{
if(!m_deviceDirName.startsWith('/')) {
finishWithError(BackendError::UnknownError, QStringLiteral("Expecting absolute path for device directory"));
} else if(!m_workDir.mkpath(m_deviceDirName.mid(1))) {
finishWithError(BackendError::DiskError, QStringLiteral("Failed to create backup directory"));
} else {
advanceOperationState();
}
}
void UserBackupOperation::getFileTree()
{
auto *operation = new GetFileTreeOperation(rpc(), deviceState(), m_deviceDirName, this);
connect(operation, &AbstractOperation::finished, this, [=]() {
if(operation->isError()) {
finishWithError(BackendError::BackupError, operation->errorString());
} else {
m_fileList = operation->files();
advanceOperationState();
}
operation->deleteLater();
});
operation->start();
}
void UserBackupOperation::readFiles()
{
auto numFiles = std::count_if(m_fileList.cbegin(), m_fileList.cend(), [](const FileInfo &arg) {
return arg.type == FileType::RegularFile;
});
for(const auto &fileInfo: qAsConst(m_fileList)) {
const auto filePath = fileInfo.absolutePath.mid(1);
if(fileInfo.type == FileType::Directory) {
if(!m_workDir.mkdir(filePath)) {
finishWithError(BackendError::DiskError, QStringLiteral("Failed to create directory: %1").arg(QString(filePath)));
return;
}
} else if(fileInfo.type == FileType::RegularFile) {
const auto isLastFile = (--numFiles == 0);
auto *file = new QFile(m_workDir.absoluteFilePath(filePath), this);
auto *op = rpc()->storageRead(fileInfo.absolutePath, file);
connect(op, &AbstractOperation::finished, this, [=]() {
if(op->isError()) {
finishWithError(BackendError::BackupError, op->errorString());
} else if(isLastFile) {
advanceOperationState();
}
});
}
}
}
void UserBackupOperation::createArchive()
{
auto *compressor = new TarZipCompressor(m_workDir, m_backupUrl, this);
connect(compressor, &TarZipCompressor::finished, this, [=]() {
if(compressor->isError()) {
finishWithError(compressor->error(), compressor->errorString());
} else {
advanceOperationState();
}
});
}
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