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