mirror of https://github.com/nextcloud/desktop
124 lines
4.1 KiB
C++
124 lines
4.1 KiB
C++
/*
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* Copyright (C) 2023 by Oleksandr Zolotov <alex@nextcloud.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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#pragma once
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#include "account.h"
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#include "rootencryptedfolderinfo.h"
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#include <QHash>
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#include <QMutex>
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#include <QObject>
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#include <QSslCertificate>
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#include <QString>
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namespace OCC {
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class FolderMetadata;
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class SyncJournalDb;
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// all metadata operations with server must be performed via this class
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class OWNCLOUDSYNC_EXPORT EncryptedFolderMetadataHandler
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: public QObject
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{
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Q_OBJECT
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public:
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enum class FetchMode {
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NonEmptyMetadata = 0,
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AllowEmptyMetadata
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};
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Q_ENUM(FetchMode);
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enum class UploadMode {
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DoNotKeepLock = 0,
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KeepLock
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};
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Q_ENUM(UploadMode);
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enum class UnlockFolderWithResult {
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Success = 0,
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Failure
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};
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Q_ENUM(UnlockFolderWithResult);
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explicit EncryptedFolderMetadataHandler(const AccountPtr &account, const QString &folderPath, const QString &remoteFolderRoot, SyncJournalDb *const journalDb, const QString &pathForTopLevelFolder, QObject *parent = nullptr);
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[[nodiscard]] QSharedPointer<FolderMetadata> folderMetadata() const;
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// use this when metadata is already fetched so no fetching will happen in this class
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void setPrefetchedMetadataAndId(const QSharedPointer<FolderMetadata> &metadata, const QByteArray &id);
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// use this when modifying metadata for multiple folders inside top-level one which is locked
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void setFolderToken(const QByteArray &token);
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[[nodiscard]] const QByteArray& folderToken() const;
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[[nodiscard]] const QByteArray& folderId() const;
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[[nodiscard]] bool isUnlockRunning() const;
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[[nodiscard]] bool isFolderLocked() const;
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void fetchMetadata(const RootEncryptedFolderInfo &rootEncryptedFolderInfo, const FetchMode fetchMode = FetchMode::NonEmptyMetadata);
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void fetchMetadata(const FetchMode fetchMode = FetchMode::NonEmptyMetadata);
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void uploadMetadata(const UploadMode uploadMode = UploadMode::DoNotKeepLock);
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void unlockFolder(const UnlockFolderWithResult result = UnlockFolderWithResult::Success);
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private:
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void lockFolder();
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void startUploadMetadata();
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void startFetchMetadata();
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void fetchFolderEncryptedId();
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bool validateBeforeLock();
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private slots:
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void slotFolderEncryptedIdReceived(const QStringList &list);
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void slotFolderEncryptedIdError(QNetworkReply *reply);
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void slotMetadataReceived(const QJsonDocument &json, int statusCode);
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void slotMetadataReceivedError(const QByteArray &folderId, int httpReturnCode);
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void slotFolderLockedSuccessfully(const QByteArray &folderId, const QByteArray &token);
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void slotFolderLockedError(const QByteArray &folderId, int httpErrorCode);
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void slotUploadMetadataSuccess(const QByteArray &folderId);
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void slotUploadMetadataError(const QByteArray &folderId, int httpReturnCode);
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void slotEmitUploadSuccess();
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void slotEmitUploadError();
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public: signals:
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void fetchFinished(int code, const QString &message = {});
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void uploadFinished(int code, const QString &message = {});
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void folderUnlocked(const QByteArray &folderId, int httpStatus);
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private:
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AccountPtr _account;
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QPointer<SyncJournalDb> _journalDb;
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QString _folderFullRemotePath;
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QString _remoteFolderRoot;
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QByteArray _folderId;
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QByteArray _folderToken;
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QSharedPointer<FolderMetadata> _folderMetadata;
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RootEncryptedFolderInfo _rootEncryptedFolderInfo;
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int _uploadErrorCode = 200;
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FetchMode _fetchMode = FetchMode::NonEmptyMetadata;
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bool _isFolderLocked = false;
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bool _isUnlockRunning = false;
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bool _isNewMetadataCreated = false;
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UploadMode _uploadMode = UploadMode::DoNotKeepLock;
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};
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}
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