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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (qt-info@nokia.com)
**
** This file is part of the utils of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** GNU Lesser General Public License Usage
** Alternatively, 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 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#include "archive.h"
#include "resource.h"
#include <qfile.h>
#include <qmessagebox.h>
#include <windows.h>

bool addArchive( const QString& name )
{
    QByteArray ba ;

    // Copy the install.exe first, since we can't update our own application
    char aName[512];
    if ( GetModuleFileNameA( 0, aName, 512 ) == 0 ) { // we don't need wide character versions
	QMessageBox::critical( 0,
		"Could not add archive",
		QString( "Could not add archive %1.\n"
		    "Could not get the name of the application.").arg(name)
		);
	return false;
    }
    QFile fromFile( aName );
    if ( !fromFile.open( IO_ReadOnly ) ) {
	QMessageBox::critical( 0,
		"Could not add archive",
		QString("Could not copy executable %1.\n").arg(aName)
		);
	return false;
    }
    QString destinationName = name;
    if ( destinationName.right(4) == ".arq" ) {
	destinationName =destinationName.left( destinationName.length()-4 );
    }
    destinationName += ".exe";
    QFile toFile( destinationName );
    if ( !toFile.open( IO_WriteOnly ) ) {
	QMessageBox::critical( 0,
		"Could not add archive",
		QString("Could not copy executable %1 to %2.\n").arg(aName).arg(destinationName)
		);
	return false;
    }
    ba = fromFile.readAll();
    toFile.writeBlock( ba );
    toFile.close();

    // load the .arq file
    QFile fArq( name );
    if ( !fArq.open( IO_ReadOnly ) ) {
	QMessageBox::critical( 0,
		"Could not add archive",
		QString("Could not open archive %1.\n").arg(name)
		);
	return false;
    }
    ba = fArq.readAll();

    // update the binary res
    ResourceSaver res( destinationName );
    QString errorMsg;
    if ( !res.setData( "QT_ARQ", ba, &errorMsg ) ) {
	QMessageBox::critical( 0,
		"Could not add archive",
		QString("Could not add archive %1.\n").arg(name) + errorMsg
		);
	return false;
    }

#if 0
    QMessageBox::information( 0,
	    "Archive added",
	    QString("Added the archive %1.\n").arg(name) + errorMsg
	    );
#endif
    return true;
}