/****************************************************************************

**

** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).

** All rights reserved.

** Contact: Nokia Corporation (developer.feedback@nokia.com)

**

** This file is part of the HbCore module of the UI Extensions for Mobile.

**

** 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 have questions regarding the use of this file, please contact

** Nokia at developer.feedback@nokia.com.

**

****************************************************************************/

#include <qglobal.h>

#if defined(Q_OS_SYMBIAN)

#include <f32file.h>

#include <eikenv.h> 

#endif

#include <QString>

#include <QCoreApplication>

#include <QFileInfo>

#include <hbfindfile.h>

/*!

    @beta

    @hbcore

    \class HbFindFile

    \brief Checks from which drive a certain file is found.

    Scans drives through and adds drive information to \a str if file is found.

    \param str is file and path beginning with "/"

    \param defaultDrive is drive letter which should be checked first. Default value is null.

    \return true if file is found. Otherwise return false.

*/

bool HbFindFile::hbFindFile(QString &str, const QChar &defaultDrive)

{

    QString file = str;

#if defined(Q_OS_WIN32)

    file = "C:" + str;

#endif

#if !defined(Q_OS_SYMBIAN)

    QFileInfo info(file);

    if (info.exists()) {

        str = file;

        return true;

    }

    return false;

#endif

    if (!defaultDrive.isNull()) {

        file = defaultDrive + QString(":") + str;

        QFileInfo info(file);

        if (info.exists()) {

            str = file;

            return true;

        }

    }

    QString drives = availableDrives();

    for (int i = 0; i < drives.size(); i++) {

        if (drives.at(i) == defaultDrive) {

    	    continue;

        }

        file = drives.at(i) + QString(":") + str;

        QFileInfo info(file);

        if (info.exists()) {

            str = file;

            return true;

        }

    }

    return false;

}

/*!

    Returns available drives in device (Symbian). Empty for other platforms.

*/

QString HbFindFile::availableDrives()

{

    QString drives = "";

#if defined(Q_OS_SYMBIAN)

    RFs& fs = CCoeEnv::Static()->FsSession();

    TDriveList driveList;

    fs.DriveList(driveList);

    TChar driveLetter;

    for (TInt driveNumber = EDriveA; driveNumber <= EDriveZ; driveNumber++) {

        fs.DriveToChar(driveNumber, driveLetter);

        QChar c = static_cast<QChar>(driveLetter);

        drives.append(c);

    }

#endif

    return drives;

}