/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*     Zhiqiang Yang <zhiqiang.yang@nokia.com>

* 

* Description:

*     The source file of the file manager utilities on windows

*/

#include <windows.h>

#include "fmutils.h"

#include <QDir>

#include <QFileInfo>

#include <QDesktopServices>

#include <QUrl>

#include <QVariant>

#define BURCONFIGFILE  "burconfig.xml"

const int KMaxFileName=0x100;

const int KMaxPath=0x100;

QString FmUtils::getDriveNameFromPath( const QString &path )

{

    if( path.length() <3 ) {

        return QString();

    }

    return path.left( 3 );

}

QString FmUtils::getDriveLetterFromPath( const QString &path )

{

	if( path.length() <3 ) {

        return QString();

    }

    return path.left( 1 );

}

FmDriverInfo FmUtils::queryDriverInfo( const QString &driverName )

{

    quint64 size = 0;

    quint64 freeSize = 0;

    QString driver = driverName;

    driver.replace( '/', "\\" );

    if ( driver.right(1) != "\\" ) {

        driver.append( "\\" );

    }

    GetDiskFreeSpaceEx( (LPCWSTR)driver.constData(),

                        (PULARGE_INTEGER)&freeSize,

                        (PULARGE_INTEGER)&size,

                        0 );

    TCHAR volumeName[MAX_PATH + 1] = { 0 };

    GetVolumeInformation( (LPCWSTR)driver.constData(),

                          &volumeName[0],

                          MAX_PATH + 1,

                          0,

                          0,

                          0,

                          0,

                          0 );

    quint32 state( 0 );

    quint32 drvStatus = GetDriveType( (LPCWSTR)driver.constData() );

    if ( drvStatus == DRIVE_REMOVABLE  ) {

        state |= FmDriverInfo::EDriveRemovable;

    }

#ifdef _DEBUG_DISABLE_DRIVE_D_TEST_DRIVEHIDE_

	if ( driverName.contains( "D", Qt::CaseInsensitive )  ) {

		state |= FmDriverInfo::EDriveNotPresent;

    }

#endif

#ifdef _DEBUG_LOCKED_DRIVE_Z

	if ( driverName.contains( "Z", Qt::CaseInsensitive )  ) {

		state |= FmDriverInfo::EDriveLocked;

    }

#endif

	if( !(state&FmDriverInfo::EDriveNotPresent) && !(state&FmDriverInfo::EDriveLocked) &&

		!(state&FmDriverInfo::EDriveCorrupted) ) {

		state |= FmDriverInfo::EDriveAvailable;

	}

    return FmDriverInfo( size, freeSize, driverName, QString::fromWCharArray( &volumeName[0] ), state );

}

QString FmUtils::formatStorageSize( quint64 size )

{

	if ( size < 1000 ) {

		return QString::number( size ) + " B";

	} else if ( size < 1000 * 1000 ) {

		return QString::number( size / 1024.0, 'f', 2 ) + " KB";

	} else if ( size < 1000 * 1000 * 1000 ) {

		return QString::number( size / (1024.0 * 1024.0), 'f', 1 ) + " MB";

	} else {

	    return QString::number( size / ( 1024.0 * 1024.0 * 1024.0 ), 'f', 1 ) + " GB";	    

	}

}

/*

quint32 FmUtils::getDriverState( const QString &driverName )

{

    quint32 state( 0 );

    QString driver = driverName;

    driver.replace( '/', "\\" );

    if ( driver.right(1) != "\\" ) {

        driver.append( "\\" );

    }

    quint32 drvStatus = GetDriveType( (LPCWSTR)driver.constData() );

    if ( drvStatus == DRIVE_REMOVABLE  ) {

        state |= FmDriverInfo::EDriveRemovable;

    }

    return state;

}

*/

int FmUtils::removeDrivePwd( const QString &driverName,  const QString &Pwd )

{

    Q_UNUSED( driverName );

    Q_UNUSED( Pwd );

    return 0;

}

int FmUtils::unlockDrive( const QString &driverName,  const QString &Pwd )

{

    Q_UNUSED( driverName );

    Q_UNUSED( Pwd );

    return 0;

}

int FmUtils::checkDrivePwd( const QString &driverName, const QString &pwd)

{

    Q_UNUSED( driverName );

    Q_UNUSED( pwd );

    return 0;

}

int FmUtils::setDrivePwd( const QString &driverName, const QString &oldPwd, const QString &newPwd)

{

    Q_UNUSED( driverName );

    Q_UNUSED( oldPwd );

    Q_UNUSED( newPwd );

    return 0;

}

void FmUtils::emptyPwd( QString &pwd )

{

    Q_UNUSED( pwd );

}

int FmUtils::renameDrive( const QString &driverName, const QString &newVolumeName)

{

    Q_UNUSED( driverName );

    foreach( const QChar &ch, newVolumeName )

    {

        // If not alphadigit or space, return error

        if( !ch.isLetterOrNumber() && !ch.isSpace() )

        {

            return FmErrBadName;

        }   

    }

    return 0;

}

void FmUtils::ejectDrive( const QString &driverName )

{

    Q_UNUSED( driverName );

}

QString FmUtils::getFileType( const QString &filePath  )

{

    Q_UNUSED( filePath );

    return QString( "" );

}

quint64 FmUtils::getDriveDetailsResult( const QString &folderPath, const QString &extension )

{

    Q_UNUSED( folderPath );

    Q_UNUSED( extension );

    return 0;

}

bool FmUtils::isDriveC( const QString &driverName )

{

}

bool FmUtils::isDrive( const QString &path )

{

   bool ret( false );

   if( path.length() <= 3 && path.length() >=2 ) {

       ret = true;

   }

   return ret;   

}

void FmUtils::createDefaultFolders( const QString &driverName )

{

    Q_UNUSED( driverName );

}

QString FmUtils::fillPathWithSplash( const QString &filePath )

{

    if( filePath.isEmpty() ) {

        return newFilePath;

    }

    }

    return newFilePath;

}

QString FmUtils::removePathSplash( const QString &filePath )

{

    QString newFilePath( filePath );

    if( filePath.right( 1 ) == QChar( '/' ) || filePath.right(1) == QString( "\\" ) ) {

        newFilePath = filePath.left( filePath.length() - 1 );

    }

    return newFilePath;

}

bool FmUtils::checkDriveFilter( const QString &driveName )

{

#ifdef _DEBUG_HIDE_VIEWFOLDER_WINDOWS_

    if( driveName.contains( "D:" ) || driveName.contains( "Z:" ) ) {

        return false;

    }

#endif

    return true;

}

QString FmUtils::checkDriveToFolderFilter( const QString &path )

{

    QFileInfo fileInfo( path );

    if( !fileInfo.exists() ) {

            return QString();

        }

#ifdef _DEBUG_HIDE_VIEWFOLDER_WINDOWS_

    QString checkedPath = fillPathWithSplash( path );

    if( checkedPath.compare( QString( "C:/"), Qt::CaseInsensitive ) == 0 ) {

        checkedPath += QString( "data/" );

        QFileInfo fileInfo( checkedPath );

        if( !fileInfo.exists() ) {

            return QString();

        }

        return checkedPath;

    }

#endif

    return path;

}

QString FmUtils::checkFolderToDriveFilter( const QString &path )

{

#ifdef _DEBUG_HIDE_VIEWFOLDER_WINDOWS_

    QString logString;

    logString = QString( "checkFolderToDriveFilter: " ) + path;

    FmLogger::log( logString );

    QString checkedPath = fillPathWithSplash( path );

    logString = QString( "checkFolderToDriveFilter_fillPathWithSplash: " ) + checkedPath;

    FmLogger::log( logString );

    if( checkedPath.compare( QString( "C:/data/"), Qt::CaseInsensitive ) == 0 ) {

        FmLogger::log( QString( " change from c:/data/ to C:/" ) );

        return QString( "C:/" );

    }

#endif

    return path;

}

bool FmUtils::isPathAccessabel( const QString &path )

{

    if(!isDriveAvailable( path ) ) { //used to filter locked drive

        return false;

    }

    QFileInfo fileInfo( path );

#ifdef _DEBUG_HIDE_VIEWFOLDER_WINDOWS_

    if( fileInfo.absoluteFilePath().contains( QString( Drive_C ), Qt::CaseInsensitive ) &&

        !fileInfo.absoluteFilePath().contains( QString( Folder_C_Data ), Qt::CaseInsensitive ) ) {

        return false;

    }

    if( fileInfo.absoluteFilePath().contains( QString( Drive_D ), Qt::CaseInsensitive ) ) {

        return false;

    }

    if( fileInfo.absoluteFilePath().contains( QString( Drive_Z ), Qt::CaseInsensitive ) ) {

        return false;

    }

#endif

    if( !fileInfo.exists() ) {

        return false;

    }

    return true;

}

bool FmUtils::isDriveAvailable( const QString &path )

{

#ifdef _DEBUG_DISABLE_DRIVE_D_TEST_DRIVEHIDE_

	if(path.contains("D:"))

		return false;

#endif

#ifdef _DEBUG_LOCKED_DRIVE_Z

	if(path.contains("Z:"))

		return false;

#endif

	return true;

}

void FmUtils::getDriveList( QStringList &driveList, bool isHideUnAvailableDrive )

{

    QFileInfoList infoList = QDir::drives();

    foreach( QFileInfo fileInfo, infoList ) {

        QString driveName = fileInfo.absolutePath();

        if( checkDriveFilter( driveName ) ) {

            if( !isHideUnAvailableDrive ) {

                driveList.append( driveName );

            }

            else if ( isDriveAvailable( driveName ) ) {

                driveList.append( driveName );

            }

        }

    }

    return;

}

QString FmUtils::fillDriveVolume( QString driveName, bool isFillWithDefaultVolume )

{

    QString ret;

    QString tempDriveName = fillPathWithSplash( driveName );

    ret = removePathSplash( driveName );

    FmDriverInfo driverInfo = FmUtils::queryDriverInfo( tempDriveName );

    QString volumeName = driverInfo.volumeName();

    if( volumeName.isEmpty() && isFillWithDefaultVolume ){

        FmDriverInfo::DriveState driveState = FmUtils::queryDriverInfo( tempDriveName ).FmDriverInfo::driveState();

        if( !( driveState & FmDriverInfo::EDriveNotPresent ) ){

            if( driveState & FmDriverInfo::EDriveRemovable ) {

                if( driveState & FmDriverInfo::EDriveMassStorage ) {

                    volumeName.append( QObject::tr( "Mass Storage" ) );  

                }

                else{

                    volumeName.append( QObject::tr( "Memory Card" ) );

                }

            }

            else{

                volumeName.append( QObject::tr( "Phone Memory" ) );

            }

        }

    }

    ret += QString( " " ) + volumeName;

    return ret;

}

int FmUtils::launchFile( const QString &filePath )

{

    if( QDesktopServices::openUrl( QUrl::fromLocalFile( filePath ) ) ) {

        return FmErrNone;

    } else {

        return FmErrGeneral;

    }

}

void FmUtils::sendFiles( QStringList &filePathList )

{

}

QString FmUtils::getBurConfigPath( QString appPath )

{

    QFileInfo fileInfo( appPath );

    QString testString = fileInfo.absolutePath();

    QString path = fillPathWithSplash( fileInfo.absolutePath() );

    path = path + QString( "src/filemanager/" );

    path = path + QString( BURCONFIGFILE );

    return path;

}

bool FmUtils::isPathEqual( const QString &pathFst, const QString &pathLast )

{

    QString fst( fillPathWithSplash( pathFst ) );

    QString last( fillPathWithSplash( pathLast ) );

    if( fst.compare( last, Qt::CaseInsensitive ) == 0 ) {

        return true;

    }

    return false;

}

bool FmUtils::isDefaultFolder( const QString &folderPath  )

{

    Q_UNUSED( folderPath );

    return false;

}

QString FmUtils::formatPath( const QString &path  )

{

}

int FmUtils::getMaxFileNameLength()

{

	return KMaxFileName;

}

bool FmUtils::checkMaxPathLength( const QString& path )

{

	if( path.length() > KMaxPath ) {

		return false;

	}

	return true;

}

bool FmUtils::checkFolderFileName( const QString& name )

{

    if( name.endsWith( QChar('.'),  Qt::CaseInsensitive ) ) {

        return false;

    }

    if( name.contains( QChar('\\'), Qt::CaseInsensitive ) ||

        name.contains( QChar('/'),  Qt::CaseInsensitive ) ||

        name.contains( QChar(':'),  Qt::CaseInsensitive ) ||

        name.contains( QChar('*'),  Qt::CaseInsensitive ) ||

        name.contains( QChar('?'),  Qt::CaseInsensitive ) ||

        name.contains( QChar('\"'), Qt::CaseInsensitive ) ||

        name.contains( QChar('<'),  Qt::CaseInsensitive ) ||

        name.contains( QChar('>'),  Qt::CaseInsensitive ) ||

        name.contains( QChar('|'),  Qt::CaseInsensitive ) ){

        return false;

    }

    if( name.length() > KMaxFileName ) {

        return false;

    }

    return true;

}