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https://github.com/chylex/Nextcloud-Desktop.git
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6c5fa1dadd
Allows for better attribute preservation. Also add verifyFileUnchanged() call before dehydration to avoid data loss when discovery takes a while.
104 lines
2.4 KiB
C++
104 lines
2.4 KiB
C++
/*
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* Copyright (C) by Christian Kamm <mail@ckamm.de>
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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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#include "vfs_suffix.h"
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#include <QFile>
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#include "syncfileitem.h"
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#include "filesystem.h"
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namespace OCC {
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VfsSuffix::VfsSuffix(QObject *parent)
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: VfsDefaults(parent)
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{
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}
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VfsSuffix::~VfsSuffix()
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{
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}
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Vfs::Mode VfsSuffix::mode() const
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{
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return WithSuffix;
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}
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QString VfsSuffix::fileSuffix() const
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{
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return QStringLiteral(APPLICATION_DOTVIRTUALFILE_SUFFIX);
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}
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void VfsSuffix::stop()
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{
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}
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void VfsSuffix::unregisterFolder()
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{
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}
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bool VfsSuffix::isHydrating() const
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{
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return false;
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}
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bool VfsSuffix::updateMetadata(const QString &filePath, time_t modtime, quint64, const QByteArray &, QString *)
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{
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FileSystem::setModTime(filePath, modtime);
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return true;
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}
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void VfsSuffix::createPlaceholder(const SyncFileItem &item)
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{
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// The concrete shape of the placeholder is also used in isDehydratedPlaceholder() below
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QString fn = _setupParams.filesystemPath + item._file;
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QFile file(fn);
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file.open(QFile::ReadWrite | QFile::Truncate);
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file.write(" ");
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file.close();
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FileSystem::setModTime(fn, item._modtime);
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}
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void VfsSuffix::dehydratePlaceholder(const SyncFileItem &item)
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{
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QFile::remove(_setupParams.filesystemPath + item._file);
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SyncFileItem virtualItem(item);
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virtualItem._file.append(fileSuffix());
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createPlaceholder(virtualItem);
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}
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void VfsSuffix::convertToPlaceholder(const QString &, const SyncFileItem &, const QString &)
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{
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// Nothing necessary
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}
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bool VfsSuffix::isDehydratedPlaceholder(const QString &filePath)
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{
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if (!filePath.endsWith(fileSuffix()))
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return false;
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QFileInfo fi(filePath);
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return fi.exists() && fi.size() == 1;
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}
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bool VfsSuffix::statTypeVirtualFile(csync_file_stat_t *stat, void *)
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{
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if (stat->path.endsWith(fileSuffix().toUtf8())) {
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stat->type = ItemTypeVirtualFile;
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return true;
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}
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return false;
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}
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} // namespace OCC
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