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/**************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Installer Framework.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
**************************************************************************/
#include "simplemovefileoperation.h"
#include <QDir>
#include <QtCore/QFileInfo>
namespace QInstaller {
/*!
\inmodule QtInstallerFramework
\class QInstaller::SimpleMoveFileOperation
\internal
*/
SimpleMoveFileOperation::SimpleMoveFileOperation(PackageManagerCore *core)
: UpdateOperation(core)
{
setName(QLatin1String("SimpleMoveFile"));
}
void SimpleMoveFileOperation::backup()
{
}
bool SimpleMoveFileOperation::performOperation()
{
if (!checkArgumentCount(2))
return false;
const QStringList args = arguments();
const QString source = args.at(0);
const QString target = args.at(1);
if (source.isEmpty() || target.isEmpty()) {
setError(UserDefinedError);
setErrorString(tr("None of the arguments can be empty: source \"%1\", target \"%2\".")
.arg(QDir::toNativeSeparators(source), QDir::toNativeSeparators(target)));
return false;
}
// If destination file exists, then we cannot use QFile::copy() because it does not overwrite an existing
// file. So we remove the destination file.
QFile file(target);
if (file.exists()) {
if (!file.remove()) {
setError(UserDefinedError);
setErrorString(tr("Cannot move file from \"%1\" to \"%2\", because the target path exists and is "
"not removable.").arg(QDir::toNativeSeparators(source), QDir::toNativeSeparators(target)));
return false;
}
}
file.setFileName(source);
if (!file.rename(target)) {
setError(UserDefinedError);
setErrorString(tr("Cannot move file \"%1\" to \"%2\": %3").arg(
QDir::toNativeSeparators(source), QDir::toNativeSeparators(target),
file.errorString()));
return false;
}
emit outputTextChanged(tr("Moving file \"%1\" to \"%2\".").arg(QDir::toNativeSeparators(source),
QDir::toNativeSeparators(target)));
return true;
}
bool SimpleMoveFileOperation::undoOperation()
{
if (parseUndoOperationArguments().count() > 0)
return true;
const QString source = arguments().at(0);
const QString target = arguments().at(1);
QFile(target).rename(source);
emit outputTextChanged(tr("Moving file \"%1\" to \"%2\".").arg(QDir::toNativeSeparators(target),
QDir::toNativeSeparators(source)));
return true;
}
bool SimpleMoveFileOperation::testOperation()
{
return true;
}
} // namespace QInstaller
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