/*

* 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:      implements upload session

*

*/

// INTERNAL INCLUDES

// dlnasrv / avcontroller api

#include "upnpavdevice.h"

#include "upnpfiletransfersessionobserver.h"

// dlnasrv / avcontroller internal

#include "upnpfileuploadsessionimpl.h"

#include "upnpavcontrollerclient.h"

#include "upnpfiletransferitem.h"

_LIT( KComponentLogfile, "upnpavcontrollerclient.txt");

#include "upnplog.h"

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

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

// CUPnPFileUploadSessionImpl::NewL

// Two-phase construction

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

CUPnPFileUploadSessionImpl* CUPnPFileUploadSessionImpl::NewL(

    RUPnPAVControllerClient& aServer, const CUpnpAVDevice& aDevice )

    {

    __LOG( "CUPnPFileUploadSessionImpl::NewL" );

    CUPnPFileUploadSessionImpl* self = new (ELeave)

        CUPnPFileUploadSessionImpl( aServer );

    CleanupStack::PushL( self );

    self->iDevice = CUpnpAVDevice::NewL( aDevice );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

// CUPnPFileUploadSessionImpl::CUPnPFileUploadSessionImpl

// Constructor

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

CUPnPFileUploadSessionImpl::CUPnPFileUploadSessionImpl(

    RUPnPAVControllerClient& aServer ) :

    CActive( EPriorityStandard ),

    iServer( aServer ),

    iBufferPtr( 0, 0 ),

    iAlive( ETrue ),

    iEventPkg( iEvent )

    {

    __LOG( "CUPnPFileUploadSessionImpl::NewL" );

    CActiveScheduler::Add( this );

    }

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

// CUPnPFileUploadSessionImpl::~CUPnPFileUploadSessionImpl

// Destructor

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

CUPnPFileUploadSessionImpl::~CUPnPFileUploadSessionImpl()

    {

    __LOG( "CUPnPFileUploadSessionImpl::~CUPnPFileUploadSessionImpl" );

    CancelAllTransfers();

    Cancel();

    iServer.DestroyUploadSession( (TInt)this );

    delete iDevice;

    delete iBuffer;

    }

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

// CUPnPFileUploadSessionImpl::ConstructL

// Two-phase construction

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

void CUPnPFileUploadSessionImpl::ConstructL()

    {

    __LOG( "CUPnPFileUploadSessionImpl::ConstructL" );

    iBuffer = iDevice->Uuid().AllocL();

    iBufferPtr.Set( iBuffer->Des() );

    User::LeaveIfError( iServer.CreateUploadSession(

        (TInt)this , iBufferPtr ) );

    iServer.GetUploadEvent( (TInt)this, iEventPkg, iStatus );

    SetActive();

    }

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

// CUPnPFileUploadSessionImpl::ConstructL

// Two-phase construction

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

void CUPnPFileUploadSessionImpl::RunL()

    {

    __LOG( "CUPnPFileUploadSessionImpl::RunL" );

    TUpnpFileTransferEvent event = iEvent;    

    if( iStatus.Int() == KErrNone )

        {

        iServer.GetUploadEvent( (TInt)this, iEventPkg, iStatus );

        SetActive();        

        }

    else

        {

        __LOG1( "RunL - %d", iStatus.Int() );      

        }      

    // Handle event and activate again

    switch( event.iEvent )

        {

        case TUpnpFileTransferEvent::ETransferStarted:

            {

            if( iObserver )

                {

                __LOG2( "RunL - ETransferStarted, key = %d, status = %d",

                    event.iKey, event.iStatus );

                // iKey - 1 since it's incremented when we request the upload

                // the reason behind of this is the fact that httptransfer

                // does not accept value 0 which is legal from the API point

                // of view

                iObserver->TransferStarted( event.iKey - 1,

                    event.iStatus );

                }

            break;

            }

        case TUpnpFileTransferEvent::ETransferCompleted:

            {

            if( iObserver )

                {

                __LOG2( "RunL - ETransferCompleted,key = %d, status = %d",

                    event.iKey, event.iStatus );

                iObserver->TransferCompleted( event.iKey - 1,

                    event.iStatus, KNullDesC );

                }                  

            break;

            }

        case TUpnpFileTransferEvent::ETransferProgress:

            {

            if( iObserver )

                {

                __LOG1( "RunL - ETransferProgress, status = %d",

                    event.iStatus );

                iObserver->TransferProgress( event.iKey - 1,

                    event.iParam1, event.iParam2 );

                }                  

            break;

            }

        case TUpnpFileTransferEvent::EDeviceDisconnected:

            {

            __LOG( "RunL - EDeviceDisconnected" );

            CUpnpAVDevice* tmpDev = NULL;

            UPnPDeviceDisappeared( *tmpDev );

            }

            break;

        default:

            {

            __LOG( "RunL - default!" ); 

            break;     

            }

        }        

    }

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

// CUPnPFileUploadSessionImpl::ConstructL

// See upnpfileuploadsessionimpl.h

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

void CUPnPFileUploadSessionImpl::StartUploadL( const TDesC& aFilePath,

    TInt aKey )

    {

    __LOG( "CUPnPFileUploadSessionImpl::StartUploadL" );

    ResetL();

    CUpnpFileTransferItem* item = CUpnpFileTransferItem::NewLC();

    // aKey + 1 

    // the reason behind of this is the fact that httptransfer

    // does not accept value 0 which is legal from the API point

    // of view.

    item->SetKey( aKey + 1 );

    item->SetPathL( aFilePath );   

    iBuffer = item->ToDes8L();

    iBufferPtr.Set( iBuffer->Des() );

    CleanupStack::PopAndDestroy( item );

    User::LeaveIfError( iServer.StartUpload( (TInt)this, iBufferPtr ) );    

    }

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

// CUPnPFileUploadSessionImpl::DoCancel

// From CActive

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

void CUPnPFileUploadSessionImpl::DoCancel()

    {

    __LOG( "CUPnPFileUploadSessionImpl::DoCancel" );

    iServer.CancelUploadEvent( (TInt)this );

    __LOG( "CUPnPFileUploadSessionImpl::DoCancel - end" );

    }

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

// CUPnPFileUploadSessionImpl::RunError

// From CActive

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

TInt CUPnPFileUploadSessionImpl::RunError( TInt /*aError*/ )

    {

    __LOG( "CUPnPFileUploadSessionImpl::RunError" );

    return KErrNone;

    }

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

// CUPnPFileUploadSessionImpl::SetObserver

// See upnpfileuploadsessionimpl.h

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

void CUPnPFileUploadSessionImpl::SetObserver(

    MUPnPFileTransferSessionObserver& aObserver )

    {

    __LOG( "CUPnPFileUploadSessionImpl::SetObserver" );

    iObserver = &aObserver;

    }

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

// CUPnPFileUploadSessionImpl::RemoveObserver

// See upnpfileuploadsessionimpl.h

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

void CUPnPFileUploadSessionImpl::RemoveObserver()

    {

    __LOG( "CUPnPFileUploadSessionImpl::RemoveObserver" );

    iObserver = NULL;

    }

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

// CUPnPFileUploadSessionImpl::Observer

// See upnpfileuploadsessionimpl.h

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

MUPnPFileTransferSessionObserver*

    CUPnPFileUploadSessionImpl::Observer() const

    {

    return iObserver;

    }

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

// CUPnPFileUploadSessionImpl::StartTrackingProgressL

// See upnpfileuploadsessionimpl.h

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

void CUPnPFileUploadSessionImpl::StartTrackingProgressL( TInt aKey )

    {

    __LOG( "CUPnPFileUploadSessionImpl::StartTrackingProgressL" );

    ResetL();

    User::LeaveIfError( iServer.StartTrackingUploadProgress(

        (TInt)this, aKey + 1 ) );    

    }

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

// CUPnPFileUploadSessionImpl::CancelTransfer

// See upnpfileuploadsessionimpl.h

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

void CUPnPFileUploadSessionImpl::CancelTransfer( TInt aKey )

    {

    __LOG( "CUPnPFileUploadSessionImpl::CancelTransfer" );

    iServer.CancelUpload( (TInt)this, aKey + 1 ); // Ignore error

    }

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

// CUPnPFileUploadSessionImpl::CancelAllTransfers

// See upnpfileuploadsessionimpl.h

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

void CUPnPFileUploadSessionImpl::CancelAllTransfers()

    {

    __LOG( "CUPnPFileUploadSessionImpl::CancelAllTransfers" );

    iServer.CancelAllUploads( (TInt)this ); // Ignore error

    }

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

// CUPnPFileUploadSessionImpl::UPnPDeviceDiscovered

// Device discovered

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

void CUPnPFileUploadSessionImpl::UPnPDeviceDiscovered(

    const CUpnpAVDevice& /*aDevice*/ )

    {

    // No implementation needed

    }

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

// CUPnPFileUploadSessionImpl::UPnPDeviceDisappeared

// Device disappeared

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

void CUPnPFileUploadSessionImpl::UPnPDeviceDisappeared(

    const CUpnpAVDevice& /*aDevice*/ )

    {

    __LOG( "CUPnPAVBrowsingSessionImpl::UPnPDeviceDisappeared" );

    iAlive = EFalse;

    if( iObserver )

        {

        iObserver->MediaServerDisappeared( 

            MUPnPAVSessionObserverBase::EDisconnected );

        }

    }

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

// CUPnPFileUploadSessionImpl::WLANConnectionLost

// Connection lost

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

void CUPnPFileUploadSessionImpl::WLANConnectionLost()

    {

    __LOG( "CUPnPAVBrowsingSessionImpl::WLANConnectionLost" );

    iAlive = EFalse;

    if( iObserver )    

        {

        iObserver->MediaServerDisappeared( 

            MUPnPAVSessionObserverBase::EWLANLost );

        }

    }

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

// CUPnPFileUploadSessionImpl::Device

// Returns used device

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

const CUpnpAVDevice& CUPnPFileUploadSessionImpl::Device() const

    {

    return *iDevice;

    }

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

// CUPnPFileUploadSessionImpl::ResetL

// Reset

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

void CUPnPFileUploadSessionImpl::ResetL()

    {

    __LOG( "CUPnPFileUploadSessionImpl::ResetL" );

    if( !iAlive )

        {

        User::Leave( KErrDisconnected );

        }

    delete iBuffer; iBuffer = NULL;

    }    

// end of file