/*

* Copyright (c) 2005-2009 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:

*

* Description:  CapUtil implementation

*

*/

// INCLUDE FILES

#include <pathinfo.h>

#include <sysutil.h>

#include <hal.h>

#include <hal_data.h>

#include <etelmm.h>      // for etel

#include <mmtsy_names.h> // for etel

#include <utf.h>

#include <eikenv.h>

#include <driveinfo.h>

#include <centralrepository.h>

#include <sysutildomaincrkeys.h>

#include "caputils.h"

#include "capability.h"

#include "debug.h"

const TInt KPackageSize = 65536;

const TInt KDefaultArrayGranularity = 5;

// ============================= MEMBER FUNCTIONS ===============================

// -----------------------------------------------------------------------------

// CapUtil::GetDefaultRootPathL( RFs& aFs, TDes& aRootPath )

// Gets default root path

// -----------------------------------------------------------------------------

//

void CapUtil::GetDefaultRootPathL( RFs& aFs, TDes& aRootPath )

    {

    TRACE_FUNC_ENTRY;

    // Use the default mass storage if it is internal drive

    TInt msDrive;

    User::LeaveIfError( DriveInfo::GetDefaultDrive( DriveInfo::EDefaultMassStorage, msDrive ) );

    LOGGER_WRITE_1("drive: %d", msDrive);

    TUint msStatus( 0 );

    TInt err = DriveInfo::GetDriveStatus( aFs, msDrive, msStatus );

    LOGGER_WRITE_1("DriveInfo::GetDriveStatus err: %d", err);

    // if no errors, also check drive status

    if( !err && !( msStatus & DriveInfo::EDrivePresent )

        || msStatus & DriveInfo::EDriveCorrupt )

        {

        LOGGER_WRITE( "Internal mass storage not present or corrupted" );

        err = KErrNotFound;

        }

    if ( !err && ( msStatus & DriveInfo::EDriveInternal ) )

        {

        // Use internal mass storage

        LOGGER_WRITE( "Use internal mass storage" );

        User::LeaveIfError( PathInfo::GetRootPath( aRootPath, msDrive ) );

        }

    else

        {

        // Use phone memory

        LOGGER_WRITE( "Use phone memory" );

        StrCopy( aRootPath, PathInfo::PhoneMemoryRootPath() );

        }

    LOGGER_WRITE_1( "rootPath: %S", &aRootPath );

    TRACE_FUNC_EXIT;

    }

// -----------------------------------------------------------------------------

// CapUtil::GetMemoryType( RFs& aFs, TDes& aMemoryType, const TInt aDrive )

// Gets drive memory type

// -----------------------------------------------------------------------------

//

void CapUtil::GetMemoryType( RFs& aFs, TDes& aMemoryType, const TInt aDrive )

    {

    TRACE_FUNC_ENTRY;

    LOGGER_WRITE_1("aDrive: %d", aDrive);

    aMemoryType = KNullDesC;

    TUint driveStatus;

    TInt err = DriveInfo::GetDriveStatus( aFs, aDrive, driveStatus );

    if( err )

        {

        LOGGER_WRITE_1( "CapUtil::GetMemoryType() : DriveInfo::GetDriveStatus err: %d", err );

        return;

        }

    // search internal or removable drives

    TBool searchInternalDrives;

    if( driveStatus & DriveInfo::EDriveInternal )

        {

        aMemoryType = KMediaFlash;

        searchInternalDrives = ETrue;

        }

    else

        {

        aMemoryType = KMediaMMC;

        searchInternalDrives = EFalse;

        }

    TInt typeNumber(0);

    TInt driveCount;

    TDriveList driveList;

    err = DriveInfo::GetUserVisibleDrives( aFs, driveList, driveCount );

    if( err )

        {

        LOGGER_WRITE_1( "CapUtil::GetMemoryType() : DriveInfo::GetUserVisibleDrives err: %d", err );

        return;

        }

    for( TInt i = EDriveA; i <= aDrive; i++ )

        {

        if( driveList[i] )

            {

            TUint driveStatus;

            err = DriveInfo::GetDriveStatus( aFs, i, driveStatus );

            if( err )

                {

                LOGGER_WRITE_1( "CapUtil::GetMemoryType() : DriveInfo::GetDriveStatus err: %d", err );

                continue;

                }

            if( !(driveStatus & DriveInfo::EDrivePresent )

                || driveStatus & DriveInfo::EDriveCorrupt )

                {

                LOGGER_WRITE( "not present or corrupted" );

                continue;

                }

            if( driveStatus & DriveInfo::EDriveInternal )

                {

                if( searchInternalDrives )

                    {

                    typeNumber++;

                    }

                }

            else if( driveStatus & DriveInfo::EDriveRemovable )

                {

                if( !searchInternalDrives )

                    {

                    typeNumber++;

                    }

                }

            }

        }

    if( typeNumber > 1 )

        {

        aMemoryType.AppendNum( typeNumber );

        }

    TRACE_FUNC_EXIT;

    }

// -----------------------------------------------------------------------------

// CapUtil::GetOperatornameL(TDes& aLongName, TDes& aCountryCode, TDes& aNetworkID)

// Gets phone operator name, country code, networkID.

// -----------------------------------------------------------------------------

//

void CapUtil::GetOperatorNameL(TDes& aLongName, TDes& aCountryCode, TDes& aNetworkID)

    {

    TRACE_FUNC_ENTRY;

    TUint32 networkCaps;

    RTelServer::TPhoneInfo phoneInfo;

    RTelServer server;

    RMobilePhone mobilePhone;

    User::LeaveIfError( server.Connect() );

    CleanupClosePushL( server );

    TInt numPhones;

    User::LeaveIfError( server.EnumeratePhones( numPhones ) );

    server.GetPhoneInfo( 0, phoneInfo );

    User::LeaveIfError( mobilePhone.Open( server, phoneInfo.iName ) );

    CleanupClosePushL( mobilePhone );

    User::LeaveIfError( mobilePhone.GetNetworkCaps( networkCaps ) );

    RMobilePhone::TMobilePhoneNetworkInfoV1 mobilePhoneNetworkInfo;

    RMobilePhone::TMobilePhoneNetworkInfoV1Pckg mobilePhoneNetworkInfoPckg(

        mobilePhoneNetworkInfo );

    RMobilePhone::TMobilePhoneLocationAreaV1 mobilePhoneLocationArea;

    if (networkCaps & RMobilePhone::KCapsGetCurrentNetwork)

        {

        TRequestStatus status;

        mobilePhone.GetCurrentNetwork( 

            status, mobilePhoneNetworkInfoPckg, mobilePhoneLocationArea );

        User::WaitForRequest( status );

        User::LeaveIfError( status.Int() );

        }

    CleanupStack::PopAndDestroy( &mobilePhone );

    CleanupStack::PopAndDestroy( &server );

    if ( mobilePhoneNetworkInfo.iLongName.Length() > 0 )

        {

        StrCopy( aLongName, mobilePhoneNetworkInfo.iLongName );

        }

    else if ( mobilePhoneNetworkInfo.iShortName.Length() > 0 )

        {

        StrCopy( aLongName, mobilePhoneNetworkInfo.iShortName );

        }

    else

        {

        StrCopy( aLongName, mobilePhoneNetworkInfo.iDisplayTag );

        }

    StrCopy( aCountryCode, mobilePhoneNetworkInfo.iCountryCode );

    StrCopy( aNetworkID, mobilePhoneNetworkInfo.iNetworkId );

    TRACE_FUNC_EXIT;

    }

// -----------------------------------------------------------------------------

// CapUtil::GetManufacturer(TDes& aText)

// Gets phone manufacturer from HAL. In case manufacturer is not known,

// -----------------------------------------------------------------------------

//

void CapUtil::GetManufacturer(TDes& aText)

    {

    TRACE_FUNC_ENTRY;

    TInt num(KErrNotFound);

    HAL::Get(HALData::EManufacturer, num);

    switch (num)

        {

        case HALData::EManufacturer_Ericsson:

            aText=KManufacturerEricsson; 

            break;

        case HALData::EManufacturer_Motorola:

            aText=KManufacturerMotorola; 

            break;

        case HALData::EManufacturer_Nokia:

            aText=KManufacturerNokia; 

            break;

        case HALData::EManufacturer_Panasonic:

            aText=KManufacturerPanasonic; 

            break;

        case HALData::EManufacturer_Psion:

            aText=KManufacturerPsion; 

            break;

        case HALData::EManufacturer_Intel:

            aText=KManufacturerIntel; 

            break;

        case HALData::EManufacturer_Cogent:

            aText=KManufacturerCogent; 

            break;

        case HALData::EManufacturer_Cirrus:

            aText=KManufacturerCirrus; 

            break;

        case HALData::EManufacturer_Linkup:

            aText=KManufacturerLinkup; 

            break;

        case HALData::EManufacturer_TexasInstruments:

            aText=KManufacturerTexasInstruments; 

            break;

        default: 

            aText=KNullDesC; 

            break;

        }

    TRACE_FUNC_EXIT;

    }

// -----------------------------------------------------------------------------

// CapUtil::GetLanguage(TDes& aText)

// Gets language

// -----------------------------------------------------------------------------

//

void CapUtil::GetLanguage(TDes& aText)

    {

    TRACE_FUNC_ENTRY;

    TLanguage lang=User::Language();

    GetLanguageString(lang, aText);

    TRACE_FUNC_EXIT;

    }

// -----------------------------------------------------------------------------

// CapUtil::GetSWVersionL(TDes& aVersion, TDes& aDate, TDes& aModel)

// Gets SW version, SW version date  and device model from SysUtil. 

// -----------------------------------------------------------------------------

//

void CapUtil::GetSWVersionL(TDes& aVersion, TDes& aDate, TDes& aModel)

    {

    TRACE_FUNC_ENTRY;

    TBuf<KBufSize> buf;

    aVersion=KNullDesC;

    aDate=KNullDesC;

    aModel=KNullDesC;

    User::LeaveIfError( SysUtil::GetSWVersion( buf ) );

    RArray<TPtrC> arr(KDefaultArrayGranularity);

    CleanupClosePushL( arr );

    CapUtil::SplitL(buf, '\n', arr);

    const TInt KFieldsToFind = 3;

    if ( arr.Count() < KFieldsToFind )

        {

        User::Leave( KErrNotFound );

        }

    StrCopy( aVersion, arr[0] );

    aVersion.Trim();

    StrCopy(aModel,arr[2]);

    aModel.Trim();

    TBuf<KTagSize> date;

    StrCopy(date, arr[1]);

    TTime t;

    t.UniversalTime(); // this is to avoid warnings

    TRAPD( err, t = ParseDateL( date ) );

    if ( err == KErrNone )

        {

        CapabilityDate( aDate, t );

        }

    CleanupStack::PopAndDestroy( &arr );

    TRACE_FUNC_EXIT;

    }

// -----------------------------------------------------------------------------

// CapUtil::InitMemoryInfo(TMemoryInfo& aInfo)

// Initializes TMemoryInfo.

// -----------------------------------------------------------------------------

//

void CapUtil::InitMemoryInfo(TMemoryInfo& aInfo)

    {

    aInfo.iDriveNum        = KErrNotFound;

    aInfo.iDriveLetter     = KNoChar;

    aInfo.iLocation        = KNullDesC;

    aInfo.iFree            = KErrNotFound;

    aInfo.iUsed            = KErrNotFound;

    aInfo.iShared          = EFalse;

    aInfo.iFileSize        = KErrNotFound;

    aInfo.iFolderSize      = KErrNotFound;

    aInfo.iFileNameSize    = KMaxFileName;    // TFileName 256

    aInfo.iFolderNameSize  = KMaxFileName;    // TFileName 256

    aInfo.iCaseSensitivity = EFalse;

    }

// -----------------------------------------------------------------------------

// CapUtil::GetMemoryInfoL( const RFs& aFs, TInt aDriveNumber, TMemoryInfo& aInfo )

// Get memory information for one drive.

// -----------------------------------------------------------------------------

//

void CapUtil::GetMemoryInfoL( const RFs& aFs, const TInt aDriveNumber, TMemoryInfo& aInfo )

    {

    TRACE_FUNC_ENTRY;

    LOGGER_WRITE_1("  aDriveNumber: %d", aDriveNumber);

    TVolumeInfo volumeInfo;

    TDriveInfo driveInfo;

    InitMemoryInfo( aInfo );

    User::LeaveIfError( aFs.Drive(driveInfo, aDriveNumber) ); 

    if ( driveInfo.iDriveAtt == (TUint)KDriveAbsent ) 

        {

        LOGGER_WRITE(" iDriveAtt == (TUint)KDriveAbsent, Leave KErrNotFound");

        User::Leave( KErrNotFound );

        }

    User::LeaveIfError( aFs.Volume(volumeInfo, aDriveNumber) );

    User::LeaveIfError( aFs.DriveToChar(aDriveNumber, aInfo.iDriveLetter) );

    aInfo.iDriveNum = aDriveNumber;

    aInfo.iLocation.Append( aInfo.iDriveLetter );

    aInfo.iLocation.Append( KDriveDelimiter );

    aInfo.iLocation.Append( KPathDelimiter );

    aInfo.iFree = volumeInfo.iFree;

    aInfo.iUsed = volumeInfo.iSize - volumeInfo.iFree;

    // set free memory up to critical level for all drives

    CRepository* repository = CRepository::NewLC( KCRUidDiskLevel );

    TInt criticalLevel(0);

    User::LeaveIfError( repository->Get( KDiskCriticalThreshold, criticalLevel ) );

    CleanupStack::PopAndDestroy( repository );

    criticalLevel += KPackageSize; // add obex package size to critical level

    LOGGER_WRITE_1( "CapUtil::GetMemoryInfoL() criticalLevel: %d", criticalLevel ) ;

    if ( aInfo.iFree > criticalLevel )

        {

        aInfo.iFree = aInfo.iFree - criticalLevel;

        }       

    else

        {

        aInfo.iFree = 0;

        }

    aInfo.iFileSize = aInfo.iFree;

    aInfo.iFolderSize = aInfo.iFree;

    TRACE_FUNC_EXIT;

    }

// -----------------------------------------------------------------------------

// CapUtil::GetFileListL( RFs& aFs, const TDesC& aDir, 

// RArray<TFileName>& aList)

// Finds all files in aDir.

// -----------------------------------------------------------------------------

//

void CapUtil::GetFileListL( const RFs& aFs, const TDesC& aDir, 

                            RArray<TFileName>& aList)

    {

    TRACE_FUNC_ENTRY;

    aList.Reset();

    CDir* dir( NULL );

    User::LeaveIfError( aFs.GetDir( aDir, KEntryAttMatchMask, ESortByName, dir ) );

    CleanupStack::PushL( dir );

    for ( TInt i=0; i < dir->Count(); ++i )

        {

        TEntry entry = (*dir)[i];

        if ( !entry.IsDir() )

            {

            User::LeaveIfError( aList.Append( entry.iName ) );

            }

        }

    CleanupStack::PopAndDestroy( dir );

    TRACE_FUNC_EXIT;

    }

// -----------------------------------------------------------------------------

// CapUtil::CheckFileType(const TDesC& aFile, const TDesC& aExt)

// Function checks file extension.

// -----------------------------------------------------------------------------

//

TBool CapUtil::CheckFileType(const TDesC& aFile, const TDesC& aExt)

    {

    TRACE_FUNC_ENTRY;

    TParse parse;

    parse.Set(aFile, NULL, NULL);

    TPtrC ptr=parse.Ext();

    TBuf<KTagSize> buf1;

    TBuf<KTagSize> buf2;

    buf1=ptr;

    buf2=aExt;

    buf1.LowerCase();

    buf2.LowerCase();

    if (buf1.Compare(buf2)==0)

        {

        LOGGER_WRITE( "CapUtil::CheckFileType(const TDesC& aFile, const TDesC& aExt) : returned ETrue" );

        return ETrue;

        }

    else

        {

        LOGGER_WRITE( "CapUtil::CheckFileType(const TDesC& aFile, const TDesC& aExt) : returned EFalse" );

        return EFalse;

        }

    }

// -----------------------------------------------------------------------------

// CapUtil::GetLanguageString(TLanguage aId, TDes& aText)

// Get language string for aId.

// -----------------------------------------------------------------------------

//

void CapUtil::GetLanguageString(TLanguage aId, TDes& aText)

    {

    TRACE_FUNC_ENTRY;

    aText=KNullDesC;

    TInt count=NUMLANGSTRINGS;

    for (TInt i=0; i<count; i++)

        {

        TLangStringStruct t=KLangStrings[i];

        if (t.id == (TInt)aId)

            {

            aText=t.lang;

            return;

            }

        }

    TRACE_FUNC_EXIT;

    }

// -----------------------------------------------------------------------------

// CapUtil::Panic(TInt aReason)

// Panic.

// -----------------------------------------------------------------------------

//

#ifdef _DEBUG

void CapUtil::Panic(TInt aReason)

#else

void CapUtil::Panic(TInt /*aReason*/)

#endif

    {

    TRACE_FUNC_ENTRY;

#ifdef _DEBUG

    _LIT(KPanicCategory,"CapabilitySC");

    User::Panic(KPanicCategory, aReason);

#endif

    TRACE_FUNC_EXIT;

    }

// -----------------------------------------------------------------------------

// CapUtil::StrCopy(TDes& aTarget, const TDesC& aSource)

// String copy with lenght check.

// -----------------------------------------------------------------------------

//

void CapUtil::StrCopy(TDes& aTarget, const TDesC& aSource)

    {

    TInt len=aTarget.MaxLength();

    if(len<aSource.Length()) 

        {

        aTarget.Copy(aSource.Left(len));

        return;

        }

    aTarget.Copy(aSource);

    }

// -----------------------------------------------------------------------------

// CapUtil::IntToStr(TDes& aText, TInt64 aNum)