/**************************************************************************
**
** This file is part of Qt SDK**
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).*
**
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**
** 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.
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** If you are unsure which license is appropriate for your use, please contact
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**************************************************************************/
#include "macrelocateqt.h"

#include "common/utils.h"
#include "macreplaceinstallnamesoperation.h"

#include <QtCore/QFile>


using namespace QInstaller;

Relocator::Relocator()
{
}

bool Relocator::apply(const QString &qtInstallDir, const QString &targetDir)
{
//    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;
    }
    verbose() << "Relocator::apply(" << qtInstallDir << ")" << std::endl;

    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));

    verbose() << "Relocator uses indicator: " << indicator << std::endl;
    QString replacement = targetDir;


    MacReplaceInstallNamesOperation operation;
    QStringList arguments;
    arguments << indicator
              << replacement
              << qtInstallDir + QLatin1String("/plugins")
              << qtInstallDir + QLatin1String("/lib")
              << qtInstallDir + QLatin1String("/imports")
              << qtInstallDir + QLatin1String("/bin");

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

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