// Copyright (c) 2006-2009 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:

//

#include <mtp/cmtptypearray.h>

#include <mtp/mmtpdataproviderframework.h>

#include <mtp/mtpdatatypeconstants.h>

#include <mtp/mmtpobjectmgr.h>

#include <mtp/tmtptyperequest.h>

#include <mtp/mtpdataproviderapitypes.h>

#include "cmtpgetstorageids.h"

#include "cmtpstoragemgr.h"

#include "mtpdevdppanic.h"

#include "mtpdevicedpconst.h"

#include "cmtpdataprovidercontroller.h"

#include "cmtpdataprovider.h"

/**

GetStorageIds request processor factory method.

@param aPlugin The data provider plugin.

@param aFramework The data provider framework

@param aConnection The connection on which the request is being processed.

@return A pointer to an GetStorageIds request processor. Ownership IS 

transfered.

@leave One of the system wide error codes, if a processing failure occurs.

*/

MMTPRequestProcessor* CMTPGetStorageIds::NewL(MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection)

    {    

    CMTPGetStorageIds* self = new (ELeave) CMTPGetStorageIds(aFramework, aConnection);

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop(self);

    return self;

    }

/**

Destructor.

*/    

CMTPGetStorageIds::~CMTPGetStorageIds()

    {    

    delete iStorageIds;

    iFrameworkSingletons.Close();

    }

/**

Constructor.

*/    

CMTPGetStorageIds::CMTPGetStorageIds(MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection) :

    CMTPRequestProcessor(aFramework, aConnection, 0, NULL)

    {

    }

void CMTPGetStorageIds::ServiceL()

    {

    BuildStorageIdsL();

    SendDataL(*iStorageIds);    

    }

/**

Second-phase constructor.

*/        

void CMTPGetStorageIds::ConstructL()

    {

    iFrameworkSingletons.OpenL();

    }

/**

Constructs an MTP StorageID array dataset.

@leave One of the system wide error codes, if a processing failure occurs.

*/

void CMTPGetStorageIds::BuildStorageIdsL()

    {

    // Retrieve the available logical StorageIDs

    RPointerArray<const CMTPStorageMetaData> storages;

    CleanupClosePushL(storages);

    iFrameworkSingletons.StorageMgr().GetLogicalStoragesL(TMTPStorageMgrQueryParams(), storages);

    // Construct the dataset.

    iStorageIds = CMTPTypeArray::NewL(EMTPTypeAUINT32);

    RArray<TUint> storageIds;

    CleanupClosePushL(storageIds);

    const TUint KCount(storages.Count());

    TUint dpid = 0;

    for (TUint i(0); (i < KCount); i++)

        {

        dpid = iFrameworkSingletons.StorageMgr().LogicalStorageOwner( storages[i]->Uint(CMTPStorageMetaData::EStorageId) );

        // The storage ID of service data providers will not be reported in GetStorageIDs operation.

        if( iFrameworkSingletons.DpController().DataProviderL(dpid).SupportedCodes( EServiceIDs ).Count() != 0 )

        	{

			continue;

			}

        TUint storageId = storages[i]->Uint(CMTPStorageMetaData::EStorageId);

        if(EDriveE == iFrameworkSingletons.StorageMgr().DriveNumber(storageId))

        	{

        	storageIds.InsertL(storageId, 0);

        	}

        else

        	{

        	storageIds.AppendL(storageId);

        	}

        }

    iStorageIds->AppendL(storageIds);

    CleanupStack::PopAndDestroy(2, &storages);

    }