/**

* Copyright (c) 2010 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: CUpnpIconFileServeTransaction implementation.

*

*/

#include "upnpiconfileservetransaction.h"

#include <upnperrors.h>

#include "OstTraceDefinitions.h"

#ifdef OST_TRACE_COMPILER_IN_USE

#include "upnpiconfileservetransactionTraces.h"

#endif

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

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

// CUpnpIconFileServeTransaction::NewL

// Two-phased constructor.

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

//

CUpnpIconFileServeTransaction* CUpnpIconFileServeTransaction::NewL( const TDesC& aOutFilePath,

                                                                       RFs& aIconFileSession )

    {

    OstTraceFunctionEntry0( CUPNPICONFILESERVETRANSACTION_NEWL_ENTRY );

    CUpnpIconFileServeTransaction* self = 

                     new (ELeave) CUpnpIconFileServeTransaction( aIconFileSession );

    CleanupStack::PushL( self );

    self->ConstructL( aOutFilePath );

    CleanupStack::Pop( self );

    OstTraceFunctionExit0( CUPNPICONFILESERVETRANSACTION_NEWL_EXIT );

    return self;

    }    

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

// CUpnpIconFileServeTransaction::ConstructL

// Symbian 2nd phase constructor can leave.

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

//

void CUpnpIconFileServeTransaction::ConstructL( const TDesC& aOutFilePath )

    {

    OstTraceFunctionEntry0( CUPNPICONFILESERVETRANSACTION_CONSTRUCTL_ENTRY );

    iOutFilePath.CreateL( aOutFilePath );

    OstTraceFunctionExit0( CUPNPICONFILESERVETRANSACTION_CONSTRUCTL_EXIT );

    }

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

// CUpnpIconFileServeTransaction::CUpnpIconFileServeTransaction

// C++ default constructor can NOT contain any code, that

// might leave.

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

//

CUpnpIconFileServeTransaction::CUpnpIconFileServeTransaction( RFs& aIconFileSession )

    :iIconFileSession( aIconFileSession )

    { 

    }

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

// CUpnpIconFileServeTransaction::~CUpnpIconFileServeTransaction

// Default Destructor

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

//    

CUpnpIconFileServeTransaction::~CUpnpIconFileServeTransaction()

    {

    OstTraceFunctionEntry0( CUPNPICONFILESERVETRANSACTION_CUPNPICONFILESERVETRANSACTION_ENTRY );

    iOutFilePath.Close();

    OstTraceFunctionExit0( CUPNPICONFILESERVETRANSACTION_CUPNPICONFILESERVETRANSACTION_EXIT );

    }

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

// CUpnpIconFileServeTransaction::OnCallbackL

// Handler for transaction event.

// Method is invoked when a particular event arrives.

// In case of leave,it traps the error and returns the http error code.

// @param aEvent Server event

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

//    

void CUpnpIconFileServeTransaction::OnCallbackL( TUpnpHttpServerEvent aEvent )

    {

    OstTraceFunctionEntry0( CUPNPICONFILESERVETRANSACTION_ONCALLBACKL_ENTRY );

    TRAPD( err, DoCallbackL( aEvent ) );

    if ( err != KErrNone )

        {

        SetHttpCode( err );

        }

    OstTraceFunctionExit0( CUPNPICONFILESERVETRANSACTION_ONCALLBACKL_EXIT );

    }

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

// CUpnpIconFileServeTransaction::DoCallbackL

// Method is used to set the data source file and respective http error codes.

// @param aEvent Server event

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

//  

void CUpnpIconFileServeTransaction::DoCallbackL( TUpnpHttpServerEvent aEvent )

    {

    OstTraceFunctionEntry0( CUPNPICONFILESERVETRANSACTION_DOCALLBACKL_ENTRY );

    switch ( aEvent )

        {

        case EOnRequestStart:

            { 

            RFile file;

            if ( file.Open( iIconFileSession,iOutFilePath,EFileShareReadersOnly | EFileRead ) == KErrNone ) 

                {

                CleanupClosePushL(file);

                // Sets the file which have to be served in response to http request

                SetDataSourceL(  file ); 

                CleanupStack::Pop(&file);

                }

            else

                {

                // if the error occurs set the error code in http response

                SetHttpCode( -EHttpNotFound );

                }                                  

            }break;

        case EOnComplete:

            break;  

        case EOnResponseStart:

            {

            SetHttpCode( KErrNone );

            } break;          

        default:

            break;

        }            

    OstTraceFunctionExit0( CUPNPICONFILESERVETRANSACTION_DOCALLBACKL_EXIT );

    }

// End of File