////  EntitiesBackupHandler.cpp//  domain-server/src////  Created by Clement Brisset on 2/14/18.//  Copyright 2018 High Fidelity, Inc.////  Distributed under the Apache License, Version 2.0.//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html// #include "EntitiesBackupHandler.h" #include <QDebug> #if !defined(__clang__) && defined(__GNUC__)#pragma GCC diagnostic push#pragma GCC diagnostic ignored "-Wsuggest-override"#endif #include <quazip/quazip.h>#include <quazip/quazipfile.h> #if !defined(__clang__) && defined(__GNUC__)#pragma GCC diagnostic pop#endif #include <OctreeDataUtils.h> EntitiesBackupHandler::EntitiesBackupHandler(QString entitiesFilePath, QString entitiesReplacementFilePath) :    _entitiesFilePath(entitiesFilePath),    _entitiesReplacementFilePath(entitiesReplacementFilePath){} static const QString ENTITIES_BACKUP_FILENAME = "models.json.gz"; void EntitiesBackupHandler::createBackup(const QString& backupName, QuaZip& zip) {    QFile entitiesFile { _entitiesFilePath };     if (entitiesFile.open(QIODevice::ReadOnly)) {        QuaZipFile zipFile { &zip };        if (!zipFile.open(QIODevice::WriteOnly, QuaZipNewInfo(ENTITIES_BACKUP_FILENAME, _entitiesFilePath))) {            qCritical().nospace() << "Failed to open " << ENTITIES_BACKUP_FILENAME << " for writing in zip";            return;        }        auto entityData = entitiesFile.readAll();        if (zipFile.write(entityData) != entityData.size()) {            qCritical() << "Failed to write entities file to backup";            zipFile.close();            return;        }        zipFile.close();        if (zipFile.getZipError() != UNZ_OK) {            qCritical().nospace() << "Failed to zip " << ENTITIES_BACKUP_FILENAME << ": " << zipFile.getZipError();        }    }} std::pair<bool, QString> EntitiesBackupHandler::recoverBackup(const QString& backupName, QuaZip& zip, const QString& username, const QString& sourceFilename) {    if (!zip.setCurrentFile(ENTITIES_BACKUP_FILENAME)) {        QString errorStr("Failed to find " + ENTITIES_BACKUP_FILENAME + " while recovering backup");        qWarning() << errorStr;        return { false, errorStr };    }    QuaZipFile zipFile { &zip };    if (!zipFile.open(QIODevice::ReadOnly)) {        QString errorStr("Failed to open " + ENTITIES_BACKUP_FILENAME + " in backup");        qCritical() << errorStr;        return { false, errorStr };    }    auto rawData = zipFile.readAll();     zipFile.close();     if (zipFile.getZipError() != UNZ_OK) {        QString errorStr("Failed to unzip " + ENTITIES_BACKUP_FILENAME + ": " + zipFile.getZipError());        qCritical() << errorStr;        return { false, errorStr };    }     OctreeUtils::RawEntityData data;    if (!data.readOctreeDataInfoFromData(rawData)) {        QString errorStr("Unable to parse octree data during backup recovery");        qCritical() << errorStr;        return { false, errorStr };    }     data.resetIdAndVersion();     QFile entitiesFile { _entitiesReplacementFilePath };     if (entitiesFile.open(QIODevice::WriteOnly)) {        entitiesFile.write(data.toGzippedByteArray());    }    return { true, QString() };}