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path: root/installerbuilder/libinstaller/simplemovefileoperation.cpp
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/**************************************************************************
**
** This file is part of Qt SDK**
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).*
**
** Contact:  Nokia Corporation qt-info@nokia.com**
**
** No Commercial Usage
**
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
**
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this file.
** Please review the following information to ensure the GNU Lesser General
** Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception version
** 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you are unsure which license is appropriate for your use, please contact
** (qt-info@nokia.com).
**
**************************************************************************/
#include "simplemovefileoperation.h"

#include <QFileInfo>
#include <QDir>
#include <QDirIterator>

#include <QDebug>

using namespace QInstaller;

/*
TRANSLATOR QInstaller::SimpleMoveFileOperation
*/

SimpleMoveFileOperation::SimpleMoveFileOperation()
{
    setName( QLatin1String( "SimpleMoveFile" ) );
}

SimpleMoveFileOperation::~SimpleMoveFileOperation()
{
}

void SimpleMoveFileOperation::backup()
{
}

bool SimpleMoveFileOperation::performOperation()
{
    const QStringList args = arguments();
    if( args.count() != 2 ) {
        setError( InvalidArguments );
        setErrorString( tr("Invalid arguments in %0: %1 arguments given, 2 expected.")
                        .arg(name()).arg( args.count() ) );
        return false;
    }
    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(source, 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.
    if( QFile::exists( target ) )
    {
        QFile file( target );
        if( !file.remove() ) {
            setError( UserDefinedError );
            setErrorString( tr("can not copy source(\"%1\") to target(\"%2\"), because target is existing and not removable.")
                            .arg(source, target) );
            return false;
        }
    }

    QFile file( source );
    const bool moved = file.rename( target );
    if ( !moved ) {
        setError( UserDefinedError );
        setErrorString( tr("can not move source(\"%1\") to target(\"%2\"), %3")
                        .arg(source, target, file.errorString()) );
        return false;
    }
    return true;
}

bool SimpleMoveFileOperation::undoOperation()
{
    const QString source = arguments().at( 0 );
    const QString target = arguments().at( 1 );
    QFile file( target );
    file.rename( source );

    return true;
}

bool SimpleMoveFileOperation::testOperation()
{
    return true;
}

SimpleMoveFileOperation* SimpleMoveFileOperation::clone() const
{
    return new SimpleMoveFileOperation();
}