/*

* Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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: 

* Implementation of the CCafSisDataProvider

*

*/

#include <caf/caf.h> 

#include <caf/content.h>

#include <caf/data.h>

#include "cafsisdataprovider.h"

using namespace Swi;

EXPORT_C CCafSisDataProvider* CCafSisDataProvider::NewL(const TFileName& aFileName)

	{

	CCafSisDataProvider* self=CCafSisDataProvider::NewLC(aFileName);

	CleanupStack::Pop(self);

	return self;

	}

EXPORT_C CCafSisDataProvider* CCafSisDataProvider::NewLC(const TFileName& aFileName)

	{

	CCafSisDataProvider* self=new(ELeave) CCafSisDataProvider();

	CleanupStack::PushL(self);

	self->ConstructL(aFileName);

	return self;	

	}

EXPORT_C CCafSisDataProvider* CCafSisDataProvider::NewL(RFile& aFileHandle)

	{

	CCafSisDataProvider* self=CCafSisDataProvider::NewLC(aFileHandle);

	CleanupStack::Pop(self);

	return self;

	}

EXPORT_C CCafSisDataProvider* CCafSisDataProvider::NewLC(RFile& aFileHandle)

	{

	CCafSisDataProvider* self=new(ELeave) CCafSisDataProvider();

	CleanupStack::PushL(self);

	self->ConstructL(aFileHandle);

	return self;	

	}

CCafSisDataProvider::CCafSisDataProvider()

	{

	}

void CCafSisDataProvider::ConstructL(const TFileName& aFileName)

	{

	// Create a CContent object

	// CAF will figure out the appropriate agent

	iContent = ContentAccess::CContent::NewL(aFileName);

	}

void CCafSisDataProvider::ConstructL(RFile& aFileHandle)

	{

	// Create a CContent object

	// CAF will figure out the appropriate agent

	iContent = ContentAccess::CContent::NewL(aFileHandle);

	}

EXPORT_C CCafSisDataProvider::~CCafSisDataProvider()

	{

	delete iData;

	delete iContent;

	}

ContentAccess::CData& CCafSisDataProvider::Data() const

  	{

  	__ASSERT_DEBUG(iData, User::Panic(_L("CCafSisDataProvider::DataL"),0));

  	return *iData;

  	}

// From MSisDataProvider

EXPORT_C TInt CCafSisDataProvider::Read(TDes8& aDes)

	{

	return Data().Read(aDes);

	}

EXPORT_C TInt CCafSisDataProvider::Read(TDes8& aDes, TInt aLength)

	{

	return Data().Read(aDes, aLength);

	}

EXPORT_C TInt CCafSisDataProvider::Seek(TSeek aMode, TInt64& aPos)

	{

	if (aPos < TInt64(KMinTInt32) || TInt64(KMaxTInt32) < aPos)

		{

		return KErrNotSupported;

		}

	TInt pos = I64INT(aPos);

	TInt32 err = Data().Seek(aMode, pos);

	aPos = pos;

	return err;

	}

EXPORT_C void CCafSisDataProvider::OpenDrmContentL(ContentAccess::TIntent aIntent)

	{

	if(iData)

		{

		delete iData;

		iData = NULL;

		}

	// Create a CData object to read the content

	// At this stage we do not know how the content will be used.

	iData = iContent->OpenContentL(aIntent); 

	User::LeaveIfError(Data().EvaluateIntent(aIntent));

	}

EXPORT_C TInt CCafSisDataProvider::ExecuteDrmIntent(ContentAccess::TIntent aIntent)

	{

	return Data().ExecuteIntent(aIntent);

	}

// Methods says whether the content object is protected or not.

EXPORT_C TBool CCafSisDataProvider::IsContentProtected()

	{	

#ifdef SYMBIAN_UNIVERSAL_INSTALL_FRAMEWORK

	TInt value = 0;	    

    TInt err = iContent->GetAttribute(ContentAccess::EIsProtected, value);    

    return err == KErrNone && value;

#else

	__ASSERT_ALWAYS(EFalse, User::Invariant());

	return EFalse;

#endif	

	}