/*

* Copyright (c) 2006 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:  Handler for scheduled backup

*

*/

 #define FILE_MANAGER_POWER_SAVING_MODE

// INCLUDE FILES

#include <StringLoader.h>

#include <centralrepository.h>

#include <avkon.hrh>

#include <avkon.rsg>

#include <filemanager.rsg>

#include <FileManagerDebug.h>

#include <FileManagerPrivateCRKeys.h>

#include <CFileManagerEngine.h>

#include <CFileManagerBackupSettings.h>

#include <MFileManagerProcessObserver.h>

#include <CFileManagerGlobalDlg.h>

#ifdef FILE_MANAGER_POWER_SAVING_MODE

 #include <psmsrvdomaincrkeys.h>

#endif // FILE_MANAGER_POWER_SAVING_MODE

#include "CFileManagerSchBackupHandler.h"

#include "MFileManagerSchBackupObserver.h"

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

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

// CFileManagerSchBackupHandler::CFileManagerSchBackupHandler

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

//

CFileManagerSchBackupHandler::CFileManagerSchBackupHandler(

        CFileManagerEngine& aEngine ) :

    iEngine( aEngine )

    {

    }

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

// CFileManagerSchBackupHandler::NewL

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

//

CFileManagerSchBackupHandler* CFileManagerSchBackupHandler::NewL(

        CFileManagerEngine& aEngine )

    {

    CFileManagerSchBackupHandler* self =

        new( ELeave ) CFileManagerSchBackupHandler( aEngine );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

// CFileManagerSchBackupHandler::ConstructL

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

// 

void CFileManagerSchBackupHandler::ConstructL()

    {

    FUNC_LOG

    iGlobalDlg = CFileManagerGlobalDlg::NewL();

    iGlobalDlg->SetObserver( this );

   	iCenRep = CRepository::NewL( KCRUidFileManagerSettings );

    }

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

// CFileManagerSchBackupHandler::~CFileManagerSchBackupHandler

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

// 

CFileManagerSchBackupHandler::~CFileManagerSchBackupHandler()

    {

    FUNC_LOG

    delete iGlobalDlg;

    delete iCenRep;

    }

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

// CFileManagerSchBackupHandler::HandleGlobalDlgResult

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

// 

void CFileManagerSchBackupHandler::HandleGlobalDlgResult(

        TInt aDlgType,

        TInt aDlgResult )

    {

    INFO_LOG2(

        "CFileManagerSchBackupHandler::HandleGlobalDlgResult-aDlgType=%d,aDlgResult=%d",

        aDlgType, aDlgResult )

    TInt err( KErrNone );

    switch ( aDlgType  )

        {

        case CFileManagerGlobalDlg::ECountdownQuery:

            {

            if ( aDlgResult == EAknSoftkeyYes )

                {

                // Backup was accepted

                StartBackup();

                err = iCenRep->Set(

                    KFileManagerLastSchBackupStatus,

                    EFileManagerSchBackupStatusInProgress );

                }

            else

                {

                // Backup was rejected

                InformObserver( KErrCancel );

                CancelBackupStarter();

                }

            break;

            }

        case CFileManagerGlobalDlg::EProgressDialog:

            {

            // Backup was canceled

            iEngine.CancelProcess(

                MFileManagerProcessObserver::ESchBackupProcess );

            InformObserver( KErrCancel );

            CancelBackupStarter();

            break;

            }

        default:

            {

            InformObserver( aDlgResult );

            break;

            }

        }

    LOG_IF_ERROR1( err,

        "CFileManagerSchBackupHandler::HandleGlobalDlgResult-err=%d", err )

    }

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

// CFileManagerSchBackupHandler::StartBackupWithConfirmL

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

//

void CFileManagerSchBackupHandler::StartBackupWithConfirmL()

    {

    TBool psmOn( EFalse );

    TRAPD( err, psmOn = IsPowerSavingModeOnL() );

    if ( psmOn && err == KErrNone )

        {

        iGlobalDlg->ShowDialogL(

            CFileManagerGlobalDlg::EQueryWithInfoIcon,

            R_QTN_FMGR_SCHEDULED_BACKUP_CANCELLED_PS,

            R_AVKON_SOFTKEYS_OK_EMPTY );

        CancelBackupStarter();

        return;

        }

    // Show cancelable global confirm countdown before starting backup.

    // Backup is started only if accepted or countdown has expired.

    iGlobalDlg->ShowDialogL(

        CFileManagerGlobalDlg::ECountdownQuery,

        R_QTN_FMGR_SCHEDULED_BACKUP_QUERY );

    }

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

// CFileManagerSchBackupHandler::StartBackupL

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

//

void CFileManagerSchBackupHandler::StartBackupL()

    {

    CFileManagerBackupSettings& settings( iEngine.BackupSettingsL() );

    TFileManagerDriveInfo drvInfo;

    iEngine.GetDriveInfoL( settings.TargetDrive(), drvInfo );

    TBool drvAvailable( EFalse );

    if( !IsTargetDriveAvailableL(drvInfo ) )

        {

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

            {

            iEngine.GetDriveInfoL( i , drvInfo );

            if( ( IsTargetDriveAvailableL( drvInfo ) ) && ( drvInfo.iState & TFileManagerDriveInfo::EDriveEjectable ) )

                {

                 settings.SetTargetDrive( i );

                 settings.SaveL();

                 drvAvailable = ETrue;

                 break;

                }

            }

        }

    else

        {

        drvAvailable = ETrue;

        }

    if ( !drvAvailable )

        {

        iGlobalDlg->ShowDialogL(

            CFileManagerGlobalDlg::EQueryWithWarningIcon,

            R_QTN_FMGR_SCHEDULED_BACKUP_ERROR,

            R_AVKON_SOFTKEYS_OK_EMPTY );

        CancelBackupStarter();

        return;

        }

    HBufC* text = StringLoader::LoadLC(

        R_QTN_FMGR_SCHEDULED_BACKUP_PROGRESS,

        iEngine.DriveName( settings.TargetDrive() ) );

    iGlobalDlg->ShowDialogL(

        CFileManagerGlobalDlg::EProgressDialog,

        *text );

    CleanupStack::PopAndDestroy( text );

    iEngine.StartBackupProcessL(

        MFileManagerProcessObserver::ESchBackupProcess );

    }

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

// CFileManagerSchBackupHandler::SetObserver

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

//

void CFileManagerSchBackupHandler::SetObserver(

        MFileManagerSchBackupObserver* aObserver )

    {

    iObserver = aObserver;

    }

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

// CFileManagerSchBackupHandler::StartBackupWithConfirm

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

//

void CFileManagerSchBackupHandler::StartBackupWithConfirm()

    {

    FUNC_LOG

    if ( iBackupOngoing )

        {

        return;

        }

    iBackupOngoing = ETrue;

    TRAPD( err, StartBackupWithConfirmL() );

    if ( err != KErrNone )

        {

        InformObserver( err );

        }

    else

        {

        // Confirm scheduled backup start state

        TInt err( iCenRep->Set(

            KFileManagerLastSchBackupStatus,

            EFileManagerSchBackupStatusInProgress ) );

        LOG_IF_ERROR1( err,

            "CFileManagerSchBackupHandler::StartBackupWithConfirm-err=%d", err )

        }

    }

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

// CFileManagerSchBackupHandler::StartBackup

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

//

void CFileManagerSchBackupHandler::StartBackup()

    {

    FUNC_LOG

    TRAPD( err, StartBackupL() );

    if ( err != KErrNone )

        {

        InformObserver( err );

        }

    }

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

// CFileManagerSchBackupHandler::InformObserver

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

//

void CFileManagerSchBackupHandler::InformObserver( const TInt aValue )

    {

    INFO_LOG1( "CFileManagerSchBackupHandler::InformObserver-aValue=%d", aValue )

    iBackupOngoing = EFalse;

    if ( iObserver )

        {

        TRAP_IGNORE( iObserver->SchBackupFinishedL( aValue ) );

        }

    }

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

// CFileManagerSchBackupHandler::ProcessFinishedL

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

//

void CFileManagerSchBackupHandler::ProcessFinishedL(

        TInt aError, const TDesC& /*aName*/ )

    {

    INFO_LOG1( "CFileManagerSchBackupHandler::ProcessFinishedL-aError=%d",

        aError )

    iGlobalDlg->CancelDialog();

    TInt err( KErrNone );

    if ( aError == KErrCancel )

        {

        CancelBackupStarter();

        }

    else if ( aError != KErrNone  )

        {

        iGlobalDlg->ShowDialogL(

            CFileManagerGlobalDlg::EErrorNote,

            R_QTN_CRITICAL_ERROR );

        err = iCenRep->Set(

            KFileManagerLastSchBackupStatus,

            EFileManagerSchBackupStatusFailed );

        }

    else

        {

        iGlobalDlg->ShowDialogL(

            CFileManagerGlobalDlg::EInfoNote,

            R_QTN_BACKUP_COMPLETED );

        err = iCenRep->Set(

            KFileManagerLastSchBackupStatus,

            EFileManagerSchBackupStatusOk );

        }

    LOG_IF_ERROR1( err,

        "CFileManagerSchBackupHandler::ProcessFinishedL-err=%d", err )

    InformObserver( aError );

    }

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

// CFileManagerSchBackupHandler::ProcessAdvanceL

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

//

void CFileManagerSchBackupHandler::ProcessAdvanceL( TInt aValue )

    {

    iGlobalDlg->UpdateProgressDialog( aValue );

    }

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

// CFileManagerSchBackupHandler::ProcessStartedL

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

//

void CFileManagerSchBackupHandler::ProcessStartedL( TInt aFinalValue )

    {

    FUNC_LOG

    iGlobalDlg->UpdateProgressDialog( 0, aFinalValue );

    }

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

// CFileManagerSchBackupHandler::CancelBackupStarter

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

//

void CFileManagerSchBackupHandler::CancelBackupStarter()

    {

    TInt err( iCenRep->Set(

        KFileManagerLastSchBackupStatus,

        EFileManagerSchBackupStatusCanceled ) );

    LOG_IF_ERROR1( err,

        "CFileManagerSchBackupHandler::CancelBackupStarter-err=%d", err )

    }

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

// CFileManagerSchBackupHandler::IsPowerSavingModeOnL

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

//

TBool CFileManagerSchBackupHandler::IsPowerSavingModeOnL()

    {

    TBool ret( EFalse );

#ifdef FILE_MANAGER_POWER_SAVING_MODE

    // Check power saving mode before start

    CRepository* psmCenRep = CRepository::NewLC( KCRUidPowerSaveMode );

    TInt psmMode( 0 );

    User::LeaveIfError( psmCenRep->Get( KPsmCurrentMode, psmMode ) );

    if ( psmMode )

        {

        ERROR_LOG1(

            "CFileManagerSchBackupHandler::IsPowerSavingModeOnL-PsmMode=%d",

            psmMode )

        ret = ETrue;

        }

    CleanupStack::PopAndDestroy( psmCenRep );

#endif // FILE_MANAGER_POWER_SAVING_MODE

    return ret;

    }

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

// CFileManagerSchBackupHandler::IsTargetDriveAvailableL

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

//

TBool CFileManagerSchBackupHandler::IsTargetDriveAvailableL( const TFileManagerDriveInfo& aDrvInfo )

    {

    // Start backup with cancelable global progress dialog

    // Check is target drive available

    TBool ret( ETrue );

    if ( !( aDrvInfo.iState & TFileManagerDriveInfo::EDrivePresent ) ||

         ( aDrvInfo.iState &

            ( TFileManagerDriveInfo::EDriveLocked |

              TFileManagerDriveInfo::EDriveCorrupted |

              TFileManagerDriveInfo::EDriveWriteProtected ) ) )

        {

        ERROR_LOG1(

            "CFileManagerSchBackupHandler::IsTargetDriveAvailableL-DrvState=%d",

            aDrvInfo.iState )

        ret = EFalse;

        }

    return ret;

    }

//  End of File