/*

* Copyright (c) 2007 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:  Source file for CUpnpFileTransferBaseTask class.

*

*/

// INCLUDE FILES

// system

#include <utf.h>                        // ConvertToUnicodeFromUtf8L

// upnp stack api

#include <upnpitem.h>                   // CUpnpItem

#include <upnpobject.h>                 // CUpnpObject (cast)

// upnp framework / avcontroller api

#include "upnpavcontrollerfactory.h"    // UPnPAVControllerFactory

#include "upnpavcontroller.h"           // MUPnPAVController

#include "upnpavbrowsingsession.h"      // MUPnPAVBrowsingSession

#include "upnpavsessionobserverbase.h"  // MUPnPAVSessionObserverBase

#include "upnpavdevice.h"               // CUpnpAVDevice

// upnp framework / common utils api

#include "upnpcommonutils.h"            // TUPnPItemType

#include "upnpmetadatafetcher.h"        // UPnPMetadataFetcher

// upnp framework / fte

#include "upnpfiletransferengine.h"     // CUpnpFileTransferEngine

// upnp framework / common ui

#include "upnpcommonui.h"               // CUpnpCommonUI

// upnpcommand internal

#include "upnpfilepipe.h"               // CUpnpFilePipe

#include "upnpcommandparameters.h"      // CUpnpCommandParameters

#include "upnptaskhandler.h"            // MUpnpTaskHandler

#include "upnpnotehandler.h"            // CUpnpNoteHandler

#include "upnpcommand.h"                // CUpnpCommand

#include "upnptaskresourceallocator.h"  // CUpnpTaskResourceAllocator

#include "upnpfiletransferbasetask.h"   // CUpnpFileTransferBaseTask

_LIT( KComponentLogfile, "upnpcommand.log");

#include "upnplog.h"

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

// CUpnpFileTransferBaseTask::CUpnpFileTransferBaseTask

// First phase construction.

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

//

CUpnpFileTransferBaseTask::CUpnpFileTransferBaseTask()

    {

    __LOG( "[UpnpCommand]\t CUpnpFileTransferBaseTask::Constructor" );

    }

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

// Destructor.

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

//

CUpnpFileTransferBaseTask::~CUpnpFileTransferBaseTask()

    {

    __LOG( "[UpnpCommand]\t CUpnpFileTransferBaseTask::Destructor" );

    // delete the resource allocator

    // Local mediaserver and AVController resources will be freed.

    delete iResourceAllocator;

    delete iCommonUI;

    }

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

// CUpnpFileTransferBaseTask::AllocateFileTransferResourcesL

// Allocates the Upnp Fw resources.

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

//

void CUpnpFileTransferBaseTask::AllocateFileTransferResourcesL( TInt aMode)

    {

    __LOG( "[UpnpCommand]\t CUpnpFileTransferBaseTask::AllocateResourcesL" );

    // create common UI

    iCommonUI = CUPnPCommonUI::NewL();

    // create the resource allocator

    iResourceAllocator = CUpnpTaskResourceAllocator::NewL(

        *iCommonUI, aMode);

    iState = EStateConnected; 

    iResourceAllocator->SetNoteHandlerL( NoteHandler() );

    // now allocate!

    iResourceAllocator->AllocateL();

     // start a browsing session

    iBrowsingSession =

        &iResourceAllocator->AVController().StartBrowsingSessionL(

            iResourceAllocator->SelectedDevice() );

    iBrowsingSession->SetObserver( *this );

    }

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

// CUpnpFileTransferBaseTask::ResourceAllocator

// Executes the task.

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

//

CUpnpTaskResourceAllocator* CUpnpFileTransferBaseTask::ResourceAllocator()

    {

    __LOG( "[UpnpCommand]\t CUpnpFileTransferBaseTask::ResourceAllocator" );

    return iResourceAllocator;

    }

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

// CUpnpFileTransferBaseTask::ExecuteFileTransferL

// Executes the task.

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

//

void CUpnpFileTransferBaseTask::ExecuteFileTransferL( TBool aRemoveFiles, 

    TInt& aTransferredFiles)

    {

    __LOG( "[UpnpCommand]\t CUpnpFileTransferBaseTask::ExecuteL" );

    // Leave if command has not been allocated yet

    if( !FilePipe() ||

        !CommandParameters() ||

        !NoteHandler() ||

        !iBrowsingSession ||

        !iResourceAllocator )

        {

        __LOG( "[UpnpCommand]\t CUpnpFileTransferBaseTask::\

ExecuteFileTransferL resources not allocated, leave" );

        User::Leave( KErrNotReady );

        }

    // reset drm-note calculator ( note is shown once per operation )

    NoteHandler()->ResetDrmNoteCount();

    TInt status = KErrNone;

    TInt origFileCount = FilePipe()->Count();;    

    TInt failedFileCount = 0;   

    // Initialise and execute the UpnpFileTransferEngine

    CUpnpFileTransferEngine* ftEngine = NULL;

    ftEngine = CUpnpFileTransferEngine::NewL( iBrowsingSession );

    if( status == KErrNone &&

        ftEngine )

        {

        CleanupStack::PushL( ftEngine );

        // move operation

        if( aRemoveFiles )

            {

            __LOG( "[UpnpCommand]\t CUpnpFileTransferBaseTask, move files" );

            ftEngine->MoveLocalFilesToRemoteServerL(

                 &FilePipe()->AsArray() );

            }

        // copy operation

        else

            {  

            // Read the collection name (if any)

            const TDesC& collectionName =

                CommandParameters()->Get( UpnpCommand::EParamCollectionName );

            // If collection name is not set, the operation is file copy

            if( collectionName != KNullDesC )

                {

                __LOG( "[UpnpCommand]\t CUpnpFileTransferBaseTask,\

 copy playlist" );

                ftEngine->CopyLocalPlaylistToRemoteServerL(

                              collectionName, &FilePipe()->AsArray() );

                }

            // If collection name is set, the operation is playlist copy

            else

                {

                __LOG( "[UpnpCommand]\t CUpnpFileTransferBaseTask,\

 copy files" );

                ftEngine->CopyLocalFilesToRemoteServerL(

                              &FilePipe()->AsArray() );

                }

            }

        // Clean up

        CleanupStack::PopAndDestroy( ftEngine );

        ftEngine = NULL;

        }

    // calculate number of transferred files based on original file count and

    // items remaining in filepipe (those were NOT transferred)

    failedFileCount = FilePipe()->Count();

    aTransferredFiles = origFileCount - failedFileCount;

    // check if connection was lost during transfer

    if( iState != EStateConnected )

        {

        status = KErrDisconnected;

        }

    __LOG1( "[UpnpCommand]\t CUpnpFileTransferBaseTask::\

ExecuteL done status %d", status );

    // If there was an error, leave

    if( status != KErrNone )

        {

        User::Leave( status );

        }

    }

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

// CUpnpFileTransferBaseTask::MediaServerDisappeared

// Notifies that the Media Renderer we have a session with has disappeared.

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

//

void CUpnpFileTransferBaseTask::MediaServerDisappeared( 

    TUPnPDeviceDisconnectedReason aReason )

    {

    __LOG1( "[UpnpCommand]\t CUpnpFileTransferBaseTask::\

MediaServerDisappeared aReason %d", aReason );

    // need to know if wlan or server was lost

    if( aReason == MUPnPAVSessionObserverBase::EWLANLost )

        {

        iState = EStateWLANLost;

        }

    else

        {

        iState = EStateMSLost;

        }

    }

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

// CUpnpFileTransferBaseTask::IsWlanActive

// Returns connection state

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

//

TBool CUpnpFileTransferBaseTask::IsWlanActive()

    {

    __LOG( "[UpnpCommand]\t CUpnpFileTransferBaseTask::IsWlanActive" );

    return (iState != EStateWLANLost);

    }

// End of File