Files
qBittorrent/src/base/bittorrent/abstractfilestorage.cpp
Vladimir Golovnev 5ef2a1df07 Use QList explicitly
PR #21016.
2024-07-04 08:30:39 +03:00

96 lines
3.7 KiB
C++

/*
* Bittorrent Client using Qt and libtorrent.
* Copyright (C) 2020 Vladimir Golovnev <glassez@yandex.ru>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* In addition, as a special exception, the copyright holders give permission to
* link this program with the OpenSSL project's "OpenSSL" library (or with
* modified versions of it that use the same license as the "OpenSSL" library),
* and distribute the linked executables. You must obey the GNU General Public
* License in all respects for all of the code used other than "OpenSSL". If you
* modify file(s), you may extend this exception to your version of the file(s),
* but you are not obligated to do so. If you do not wish to do so, delete this
* exception statement from your version.
*/
#include "abstractfilestorage.h"
#include <QDir>
#include <QHash>
#include <QList>
#include "base/exceptions.h"
#include "base/path.h"
#include "base/utils/fs.h"
void BitTorrent::AbstractFileStorage::renameFile(const Path &oldPath, const Path &newPath)
{
if (!oldPath.isValid())
throw RuntimeError(tr("The old path is invalid: '%1'.").arg(oldPath.toString()));
if (!newPath.isValid())
throw RuntimeError(tr("The new path is invalid: '%1'.").arg(newPath.toString()));
if (newPath.isAbsolute())
throw RuntimeError(tr("Absolute path isn't allowed: '%1'.").arg(newPath.toString()));
int renamingFileIndex = -1;
for (int i = 0; i < filesCount(); ++i)
{
const Path path = filePath(i);
if ((renamingFileIndex < 0) && (path == oldPath))
renamingFileIndex = i;
else if (path == newPath)
throw RuntimeError(tr("The file already exists: '%1'.").arg(newPath.toString()));
}
if (renamingFileIndex < 0)
throw RuntimeError(tr("No such file: '%1'.").arg(oldPath.toString()));
renameFile(renamingFileIndex, newPath);
}
void BitTorrent::AbstractFileStorage::renameFolder(const Path &oldFolderPath, const Path &newFolderPath)
{
if (!oldFolderPath.isValid())
throw RuntimeError(tr("The old path is invalid: '%1'.").arg(oldFolderPath.toString()));
if (!newFolderPath.isValid())
throw RuntimeError(tr("The new path is invalid: '%1'.").arg(newFolderPath.toString()));
if (newFolderPath.isAbsolute())
throw RuntimeError(tr("Absolute path isn't allowed: '%1'.").arg(newFolderPath.toString()));
QList<int> renamingFileIndexes;
renamingFileIndexes.reserve(filesCount());
for (int i = 0; i < filesCount(); ++i)
{
const Path path = filePath(i);
if (path.hasAncestor(oldFolderPath))
renamingFileIndexes.append(i);
else if (path.hasAncestor(newFolderPath))
throw RuntimeError(tr("The folder already exists: '%1'.").arg(newFolderPath.toString()));
}
if (renamingFileIndexes.isEmpty())
throw RuntimeError(tr("No such folder: '%1'.").arg(oldFolderPath.toString()));
for (const int index : renamingFileIndexes)
{
const Path newFilePath = newFolderPath / oldFolderPath.relativePathOf(filePath(index));
renameFile(index, newFilePath);
}
}