/*

* Copyright (c) 2005 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:  DM Tree module

*

*/

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

// Includes

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

#include <utf.h>

#include "nsmldmiapmatcher.h"

#include <smldmadapter.h>

#include <featmgr.h>

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

// CNSmlDMIAPMatcher* CNSmlDMIAPMatcher::NewL( MSmlDmCallback* aDmCallback )

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

CNSmlDMIAPMatcher* CNSmlDMIAPMatcher::NewL( 

	MSmlDmCallback* aDmCallback )

    {

    CNSmlDMIAPMatcher* self = CNSmlDMIAPMatcher::NewLC( aDmCallback );	

    CleanupStack::Pop();

    return self;

    }

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

// CNSmlDMIAPMatcher* CNSmlDMIAPMatcher::NewLC( MSmlDmCallback* aDmCallback )

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

CNSmlDMIAPMatcher* CNSmlDMIAPMatcher::NewLC(

	MSmlDmCallback* aDmCallback )

    {

    CNSmlDMIAPMatcher* self = new( ELeave ) CNSmlDMIAPMatcher;

    CleanupStack::PushL( self );

    self->ConstructL( aDmCallback );

    return self;

    }

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

// void CNSmlDMIAPMatcher::ConstructL( MSmlDmCallback* aDmCallback )

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

void CNSmlDMIAPMatcher::ConstructL( MSmlDmCallback* aDmCallback )

    {

    iCallback = aDmCallback;

    FeatureManager::InitializeLibL();

    iFeatMgrInitialized = ETrue;

    }

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

// CNSmlDMIAPMatcher::~CNSmlDMIAPMatcher()

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

CNSmlDMIAPMatcher::~CNSmlDMIAPMatcher()

    {

    	if(iFeatMgrInitialized)

    		{

    			FeatureManager::UnInitializeLib();

    		}

    }

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

// TInt CNSmlDMIAPMatcher::IAPIdFromURIL( const TDesC8& aURI )

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

TInt CNSmlDMIAPMatcher::IAPIdFromURIL( const TDesC8& aURI )

    {

    TInt iapId(KErrNotFound);

	MSmlDmAdapter::TError status;

	CBufBase* allIAPs = CBufFlat::NewL(16);

	CleanupStack::PushL(allIAPs);

	iCallback->FetchLinkL( GetConRef(), *allIAPs, status );

	TPtrC8 uri = RemoveDotSlash(aURI);

    if( status == MSmlDmAdapter::EOk &&

        uri.Find(GetConRef()) == 0 &&

        allIAPs->Ptr(0).Find(LastURISeg(uri))>=0)

        {

        HBufC8* luid = iCallback->GetLuidAllocL( uri ); 

        if ( luid->Length() )

            {

            iapId = DesToInt(*luid);

            } 

        delete luid;

        }

    CleanupStack::PopAndDestroy(allIAPs);

    return iapId;

    }

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

// HBufC8* CNSmlDMIAPMatcher::URIFromIAPIdL( TInt aIAPId )

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

HBufC8* CNSmlDMIAPMatcher::URIFromIAPIdL( TInt aIAPId )

    {

    CBufBase *allIAPs = CBufFlat::NewL(16);

	CleanupStack::PushL(allIAPs);

    MSmlDmAdapter::TError status;

    iCallback->FetchLinkL( GetConRef(), *allIAPs, status );

    if ( status == MSmlDmAdapter::EOk )

        {   

        TInt index(0);

        TInt segStart(0);

        while ( index != KErrNotFound)

            {                

            TPtrC8 allIAPsptr = allIAPs->Ptr(segStart).Mid(0);

            index = allIAPsptr.Locate('/');

            HBufC8* uriSeg = 0;

            if ( index == KErrNotFound )

                {

                TPtrC8 uriSeg8Ptr = allIAPs->Ptr(segStart);

                uriSeg = uriSeg8Ptr.AllocLC();

                }

            else

                {

                TPtrC8 uriSeg8Ptr = allIAPs->Ptr(segStart).Mid( 0, index );

                uriSeg = uriSeg8Ptr.AllocLC();

                }

            HBufC8* uri = HBufC8::NewLC( GetConRef().Length() + 1 +

            	uriSeg->Length() );

			TPtr8 uriPtr = uri->Des();

			uriPtr.Format( GetConRef());

			uriPtr.Append( KNSmlDMSeparator8 );

			uriPtr.Append( *uriSeg );

			HBufC8* luid = iCallback->GetLuidAllocL( uriPtr );

			CleanupStack::PushL(luid);

			if ( luid->Length() > 0 )

				{				

				TInt iapId = DesToInt(luid->Des());

				if ( iapId == aIAPId )

					{

		            CleanupStack::PopAndDestroy();  //luid

		            CleanupStack::Pop();  //uri

		            CleanupStack::PopAndDestroy(2);  //uriSeg, allIAPs

		            return uri;

					}

				}

            CleanupStack::PopAndDestroy(3); // luid, uri, uriSeg

            segStart += index + 1;

            }        

        }

    CleanupStack::PopAndDestroy(); // allIAPs

    return 0;

    }

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

// TInt CNSmlDMIAPMatcher::DesToInt(const TDesC& aLuid)

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

TInt CNSmlDMIAPMatcher::DesToInt(const TDesC8& aLuid) const

	{

	TLex8 lex(aLuid);

	TInt value = 0;

	lex.Val(value);

	return value;

	}

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

// TPtrC8 CNSmlDMIAPMatcher::RemoveDotSlash(const TDesC8& aURI) const

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

TPtrC8 CNSmlDMIAPMatcher::RemoveDotSlash(const TDesC8& aURI) const

	{

	if(aURI.Find(KNSmlDMIAPUriDotSlash)==0)

		{

		return aURI.Right( aURI.Length()-KNSmlDMIAPUriDotSlash().Length() );

		}

	else

		{

		return aURI;

		}

	}

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

// CNSmlDMIAPMatcher::TPtrC8 LastURISeg(const TDesC8& aURI)

// Returns only the last uri segemnt

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

TPtrC8 CNSmlDMIAPMatcher::LastURISeg(const TDesC8& aURI) const

	{

	TInt i;

	for(i=aURI.Length()-1;i>=0;i--)

		{

		if(aURI[i]==KNSmlDMSlash)

			{

			break;

			}

		}

	if(i==0)

		{

		return aURI;

		}

	else

		{

		return aURI.Mid(i+1);

		}

	}

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

// CNSmlDMIAPMatcher::const TDesC8& GetConRef()

// Returns the connection reference

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

const TDesC8& CNSmlDMIAPMatcher::GetConRef()

	{

	if(FeatureManager::FeatureSupported(KFeatureIdFfDmConnmoAdapter))

		{

			return KNSmlDMConnMOIAPUri();

		}

	else

		{

			return KNSmlDMIAPUri();

		}	

  }