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/**************************************************************************
**
** This file is part of Installer Framework
**
** Copyright (c) 2011-2012 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
**
** 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.
**
** Other Usage
**
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**************************************************************************/

#include "macrelocateqt.h"
#include "macreplaceinstallnamesoperation.h"

#include <QtCore/QDebug>
#include <QtCore/QFile>


using namespace QInstaller;

Relocator::Relocator()
{
}

bool Relocator::apply(const QString &qtInstallDir, const QString &targetDir, const QString &version)
{
//    Relocator::apply(/Users/rakeller/QtSDKtest2/Simulator/Qt/gcc)
//    Relocator uses indicator: /QtSDKtest2operation 'QtPatch' with arguments: 'mac; /Users/rakeller/QtSDKtest2/Simulator/Qt/gcc' failed: Error while relocating Qt: "ReplaceInsta
    if (qtInstallDir.isEmpty()) {
        m_errorMessage = QLatin1String("qtInstallDir can't be empty");
        return false;
    }
    if (targetDir.isEmpty()) {
        m_errorMessage = QLatin1String("targetDir can't be empty");
        return false;
    }
    qDebug() << Q_FUNC_INFO << qtInstallDir;

    m_errorMessage.clear();
    m_installDir.clear();

    m_installDir = targetDir;
    if (!m_installDir.endsWith(QLatin1Char('/')))
        m_installDir.append(QLatin1Char('/'));
    if (!QFile::exists(qtInstallDir + QLatin1String("/bin/qmake"))) {
        m_errorMessage = QLatin1String("This is not a Qt installation directory.");
        return false;
    }

    QString indicator = qtInstallDir;
    indicator = indicator.replace(targetDir, QString());
    //to get realy only the first subdirectory as an indicator like the old behaviour was till Mobility don't use this qt patch hack
    indicator = indicator.left(indicator.indexOf(QLatin1String("/"), 1));

    qDebug() << "Relocator uses indicator:" << indicator;
    QString replacement = targetDir;


    MacReplaceInstallNamesOperation operation;
    operation.setComponentRootPath(qtInstallDir);
    QStringList arguments;
    arguments << indicator
              << replacement;
    if (version.isEmpty()) {
        arguments << qtInstallDir + QLatin1String("/plugins")
            << qtInstallDir + QLatin1String("/lib")
            << qtInstallDir + QLatin1String("/imports")
            << qtInstallDir + QLatin1String("/bin");
    } else {
        arguments << qtInstallDir;
    }

    operation.setArguments(arguments);
    operation.performOperation();

    m_errorMessage = operation.errorString();
    return m_errorMessage.isNull();
}