/*

* Copyright (c) 2004-2009 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: 

*

*/

/**

 @file

 @internalComponent

 @released

*/

#include "persistencelayerimpl.h"

#include <cntfldst.h> // for ccontactfieldstorage.

#include "clplcontactproperties.h"

#include "clplanalyserproxy.h"

#include "cntpplviewmanager.h"

/**

CLplTester constructor.

*/

CLplTester::CLplTester(CLplContactProperties& aProps, CPplContactsFile& aFile) 

	:

	iProps(aProps),

	iFile(aFile)

	{

	}

/**

Merging pure (minimal) contact with the template should be out of scope of the

Persistence Layer.  The only reason to have this functions in the test interface

is that CContactItem::RestoreTemplateFieldsL() is not exported.

*/

void CLplTester::MergeContactWithTemplateL(CContactItem& aContact, const CContactItem& aTempl, const CContactItemViewDef& aView) const

	{	

	if (aContact.TemplateRefId()!=KNullContactId &&  aContact.Type() != KUidContactCardTemplate)

		{

		aContact.RestoreTemplateFieldsL(iProps.SystemTemplateL().CardFields(), aTempl.CardFields(), aView);

		}

	}

/**

CPersistenceLayer object factory.

*/

EXPORT_C CPersistenceLayer* CPersistenceLayer::NewLC(RFs& aFs, MIniFileManager* aIniFileManager, MContactDbObserver* aObserver) 

 	{

	CPersistenceLayer* self = new (ELeave) CPersistenceLayer(aFs, aIniFileManager, aObserver);

	CleanupStack::PushL(self);

	return self;

	}

/**

CPersistenceLayer first phase constructor.

*/

CPersistenceLayer::CPersistenceLayer(RFs& aFs, MIniFileManager* aIniFileManager, MContactDbObserver* aObserver)

	:

	iFs(aFs), 

	iCntDbObserver(aObserver), 

	iIniManager(aIniFileManager)				   			   

	{

	}

/**

CPersistenceLayer destructor.

*/

CPersistenceLayer::~CPersistenceLayer()

	{

	if (iFactory)

		{

		delete iFactory;		

		}

	if (iContactProperties)

		{

		delete iContactProperties;		

		}

	if (iAnalyserProxy)

		{

		delete iAnalyserProxy;		

		}

	if (iTester)	

		{

		delete iTester;		

		}

	// May not be a file opened by Persistence Layer.

	if (iContactsFile)

		{

		// Don't call iContactsFile.Close() since the destructor does it.

		delete iContactsFile;

		}

	}

/**

Set the database observer.

*/

EXPORT_C void CPersistenceLayer::RegisterDbObserver(MContactDbObserver& aDbObserver)

	{

	// Note the callback interface supplied.

	iCntDbObserver = &aDbObserver;

	// Contacts file should always exist.

	iContactsFile->RegisterDbObserver(aDbObserver);

	// If the ini manager exists and the analyser proxy does not yet exist then

	// create the proxy.

	if (iIniManager && !iAnalyserProxy)

		{

		// This used to call new (ELeave). We don't check for NULL afterwards as we 

		// can't do anything about it. If an allocation failure occurs and the users 

		// of iAnalyserProxy do not check for NULL, cntsrv.exe will now panic.

		iAnalyserProxy = new CLplAnalyserProxy(*iIniManager,

			*iCntDbObserver, iContactsFile->PersistenceBroker(), 

			iContactsFile->TransactionManager(), *iContactProperties);

		}

	}

EXPORT_C MLplContactsFile& CPersistenceLayer::ContactsFileL()

	{

	if (!iContactsFile)

		{

		iContactProperties = new (ELeave) CLplContactProperties(iFs);

		CleanupStack::PushL(TCleanupItem(CleanupOperation, this));	

		iContactsFile = CPplContactsFile::NewL(*iContactProperties, iCntDbObserver);

		CleanupStack::PushL(TCleanupItem(CleanupOperation, this));	

		if (iIniManager && iCntDbObserver) // Callback interfaces supplied?

			{

			iAnalyserProxy = new (ELeave) CLplAnalyserProxy(*iIniManager,

				*iCntDbObserver, iContactsFile->PersistenceBroker(), 

				iContactsFile->TransactionManager(), *iContactProperties);

			}

		CleanupStack::Pop(2);

		}

	return *iContactsFile;

	}

void CPersistenceLayer::CleanupOperation(TAny* aObject)

	{

	CPersistenceLayer* persitenceLayer = static_cast<CPersistenceLayer*>(aObject);

	if (persitenceLayer->iContactProperties)

		{

		delete persitenceLayer->iContactProperties;		

		persitenceLayer->iContactProperties = NULL;

		}

	if (persitenceLayer->iContactsFile)

		{

		delete persitenceLayer->iContactsFile;

		persitenceLayer->iContactsFile = NULL;

		}

	}

EXPORT_C MLplPersistenceBroker& CPersistenceLayer::PersistenceBroker()

	{

	// Use analyser proxy if it exists.

	if (iAnalyserProxy)

		{

		return *iAnalyserProxy;

		}

	else

		{

		return iContactsFile->PersistenceBroker();

		}

	}

EXPORT_C MLplTransactionManager& CPersistenceLayer::TransactionManager()

	{

	// In order to use the Persistence Broker you must open the database first.

	__ASSERT_ALWAYS(iContactsFile && iContactsFile->IsOpened(), User::Leave(KErrNotReady));

	// Use analyser proxy if it exists.

	if (iAnalyserProxy) 

		{

		return *iAnalyserProxy;

		}

	else

		{

		return iContactsFile->TransactionManager();

		}	

	}

EXPORT_C MLplContactProperties& CPersistenceLayer::ContactProperties()

	{

	// In order to use Contact Properties you must open the database first.

	__ASSERT_ALWAYS(iContactProperties, User::Leave(KErrNotReady));

	// If contacts file is created iContactProperties is also created.

	return *iContactProperties;

	}

EXPORT_C MLplPersistenceLayerFactory& CPersistenceLayer::FactoryL()

	{

	if(iFactory == NULL)

		{

		iFactory = new (ELeave) CLplPersistenceLayerFactory(

			*iContactsFile,*iContactProperties);

		}

	return *iFactory;

	}

CLplPersistenceLayerFactory::~CLplPersistenceLayerFactory()

	{

	delete iCollection;

	delete iManager;

	}

CLplPersistenceLayerFactory::CLplPersistenceLayerFactory(CPplContactsFile& aContactsFile,CLplContactProperties& aContactProperties) :

	iContactsFile(aContactsFile),

	iContactProperties(aContactProperties)

	{

	}

MLplViewIteratorManager& CLplPersistenceLayerFactory::GetViewIteratorManagerL()

	{

	if(iManager == NULL)

		{

		iManager = CCntPplViewManager::NewL(iContactsFile, iContactProperties);

		}

	return *iManager;

	}

MContactSynchroniser& CLplPersistenceLayerFactory::GetContactSynchroniserL(TUint aSessionId)

	{

	return iContactProperties.ContactSynchroniserL(aSessionId);

	}

MLplCollection& CLplPersistenceLayerFactory::GetCollectorL()

	{

	if(iCollection == NULL)

		{

		iCollection = CPlCollection::NewL(iContactsFile);

		}

	return *iCollection;

	}

EXPORT_C MLplPersistenceLayerTest& CPersistenceLayer::PersistenceLayerTestL()

	{

	if (!iTester)

		{ 

		iTester = new (ELeave) CLplTester(*iContactProperties, *iContactsFile);

		}

	return *iTester;

	}