/*

* 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: CXcapAppUsage

*

*/

// INCLUDE FILES

#ifdef _DEBUG

#include <flogger.h>

#endif

#include <implementationproxy.h>

#include "XcapAppUsageDef.h"

#include "XcapDirectoryUsage.h"

#include "XcapCapabilityUsage.h"

#include "XcapPocGroupUsage.h"

#include "XcapPocUserAccessUsage.h"

#include "XcapSharedXDMUsage.h"

#include "XcapRlsServicesUsage.h"

#include "XcapResourceListsUsage.h"

#include "XcapIetfCommonPolicyUsage.h"

#include "XcapOmaCommonPolicyUsage.h"

#include "XcapIetfPresRulesUsage.h"

#include "XcapOmaPresRulesUsage.h"

// Add the header of the new app usage here

// #include "XcapTestAppUsage.h"

#include <XdmErrors.h>

#include <XdmProtocolUidList.h>

#include <XdmDocumentNode.h>

#include <XdmNodeAttribute.h>

#include "XcapUriInterface.h"

// CONSTANTS

// Map the interface UIDs to implementation factory functions

const TImplementationProxy ImplementationTable[] = 

	{

    // add new usages here

    // IMPLEMENTATION_PROXY_ENTRY( KXdmTestAppUsageUid,    CXcapTestAppUsage::NewL ),

    { { KXdmCapabilityUsageUid }, CXcapCapabilityUsage::NewL },

    { { KXdmDirectoryUsageUid }, CXcapDirectoryUsage::NewL },

    { { KXdmPocGroupUsageUid }, CXcapPocGroupUsage::NewL },

    { { KXdmPocUserAccessUsageUid }, CXcapPocUserAccessUsage::NewL },

    { { KXdmSharedXDMUsageUid }, CXcapSharedXDMUsage::NewL },

    { { KXdmRlsServicesUsageUid }, CXcapRlsServicesUsage::NewL },

    { { KXdmResourceListsUsageUid }, CXcapResourceListsUsage::NewL },

    { { KXdmIetfCommonPolicyUsageUid }, CXcapIetfCommonPolicyUsage::NewL },

    { { KXdmOmaCommonPolicyUsageUid }, CXcapOmaCommonPolicyUsage::NewL },

    { { KXdmIetfPresRulesUsageUid }, CXcapIetfPresRulesUsage::NewL },

    // add new usages here

    // { { KXdmTestAppUsageUid }, CXcapTestAppUsage::NewL }, 

#endif

    };

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

// ImplementationGroupProxy

//

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

//

EXPORT_C const TImplementationProxy* ImplementationGroupProxy( TInt& aTableCount )

    {

    aTableCount = sizeof( ImplementationTable ) / sizeof( TImplementationProxy );

    return ImplementationTable;

    }

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

// CXcapAppUsage::CXcapAppUsage

// 

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

//

CXcapAppUsage::CXcapAppUsage( const CXdmEngine& aXdmEngine ) :

iXdmEngine( CONST_CAST( CXdmEngine&, aXdmEngine ) ),

iAddNamespaces( EFalse ),

iNsToNodeSelector( EFalse ),

iAddNsAttributes( EFalse ),

iIsGetOrDelete( EFalse )

    {

#ifdef _NAMESPACES_TO_NODE_SELECTOR

    iNsToNodeSelector = ETrue;

#endif   

#ifdef _ADD_NAMESPACE_ATTRIBUTES

	iAddNsAttributes = ETrue;

#endif  

    }

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

// CXcapAppUsage::~CXcapAppUsage

// 

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

//

CXcapAppUsage::~CXcapAppUsage()

    {

    REComSession::DestroyedImplementation( iDestructorKey );

    }

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

// CXcapAppUsage::NewL

// 

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

//

EXPORT_C CXcapAppUsage* CXcapAppUsage::NewL( const CXdmEngine& aXdmEngine,

                                           const TInt aDocumentType )

    {

    TAny* ptr = NULL;

    TXcapAppUsageParams params( aXdmEngine );

    switch( aDocumentType )

        {

        case KXdmCapabilityUsageUid:

        case KXdmDirectoryUsageUid:

        case KXdmTestAppUsageUid:    

        case KXdmPocGroupUsageUid:   

        case KXdmPocUserAccessUsageUid:   

        case KXdmSharedXDMUsageUid:

        case KXdmRlsServicesUsageUid:   

        case KXdmResourceListsUsageUid:  

        case KXdmIetfCommonPolicyUsageUid:

        case KXdmOmaCommonPolicyUsageUid:     

        case KXdmIetfPresRulesUsageUid:     

        case KXdmOmaPresRulesUsageUid:

            {

            TUid KImplementationUid = { aDocumentType };

            ptr = REComSession::CreateImplementationL( 

                   KImplementationUid,

                   _FOFF( CXcapAppUsage, iDestructorKey ),

                   ( TAny* )&params );

            }

            break;

        default:

            User::Leave( KErrNotSupported );

        }

    return reinterpret_cast<CXcapAppUsage*>( ptr );

    }

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

// CXcapAppUsage::Validate

// 

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

//

EXPORT_C TInt CXcapAppUsage::Validate( CXdmDocument& aXdmDocument, TBool aAddNamespaces ) 

    {    

    iAddNamespaces = aAddNamespaces;

    iIsGetOrDelete = EFalse;

    // catch leaves here and return the error code

    TInt error ( KErrNone );

    TRAP( error, DoValidateL( aXdmDocument ) );

    // add namespace information for outgoing document

    if ( error == KErrNone && iAddNamespaces )

        {

	    aXdmDocument.ResetNamespaces();

	    TRAP( error, AddNamespaceInformationL( aXdmDocument ) );	

	    }

#ifdef _DEBUG 

    WriteToLog( _L8( "CXcapAppUsage::Validate document returns %d" ), error );

#endif

    return error;

    }

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

// CXcapAppUsage::Validate

//

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

//	

EXPORT_C TInt CXcapAppUsage::Validate( CXdmDocumentNode& aXdmNode, 

                                       MXcapUriInterface* aUriInterface,

                                       TBool aIsGetOrDelete ) 

    {

    iAddNamespaces = ETrue;  

    iIsGetOrDelete = aIsGetOrDelete;

    ResetUsedNamespaces();

    // catch leaves here and return the error code

    TInt error( KErrNone );

    TRAP( error, DoValidateL( aXdmNode ) );

    // add namespace if defined 

    if ( error == KErrNone && iAddNsAttributes )

    	{

    	TRAP( error, CreateNamespaceAttributesL( aXdmNode, aUriInterface ) );

    	}

#ifdef _DEBUG 

    WriteToLog( _L8( "CXcapAppUsage::Validate node returns %d" ), error );

#endif    

    return error;

    }

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

// CXcapAppUsage::DoValidateL

//

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

//

void CXcapAppUsage::DoValidateL( CXdmDocumentNode& aXdmNode ) 

    {

    // call method from derived class

    ValidateNodeL( aXdmNode );

    // go through all attributes

    TInt attrCount( aXdmNode.AttributeCount() );

    for ( TInt i( 0 ); i < attrCount; i++ )

        {   

        CXdmNodeAttribute* attr = aXdmNode.Attribute( i );

        ValidateAttributeL( *attr ); 

        }

    // go through all descendants

    TInt count( aXdmNode.NodeCount( ) );

    for ( TInt i = 0; i < count; i++ )

        {

        DoValidateL ( *aXdmNode.ChileNode( i ) );

        }

    }

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

// CXcapAppUsage::DoValidateL 

// 

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

//  

void CXcapAppUsage::DoValidateL ( CXdmDocument& aXdmDocument ) 

    {

    DoValidateL( *aXdmDocument.DocumentRoot() );

    }

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

// CXcapAppUsage::ValidateDataL

// 

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

//

void CXcapAppUsage::ValidateDataL ( TDataType aDataType, TDesC8& aData )

    {

    if ( iIsGetOrDelete )

        {

        return;

        }

    switch ( aDataType )

        {

        case EDataTypeString:

            {

            // TODO 

            }

        break;

        case EDataTypeNonNegativeInteger:

            {

            TInt value( 0 );

            TLex8 lex( aData );

            lex.Val( value );   

            if ( value < 0 )

                {

                User::Leave( KXcapErrorIllegalDataValue );

                }

            }

            break;

        case EDataTypeAnyURI:

            {

            // TODO 

            }

            break;

        case EDataTypeDateTime:

            {

            // TODO 

            }

            break;

        case EDataTypeBoolean:

            {

            if ( aData.CompareF( KXdmTrue )

                && aData.CompareF( KXdmFalse )

                && aData.CompareF( KXdmZero )

                && aData.CompareF( KXdmOneNbr )  )

                {

                User::Leave( KXcapErrorIllegalDataValue );  

                }

            }

            break;

        case EDataTypeToken:

            {

            // elements that are using datatype token

            // scheme, class, occurence-id 

            }

            break;

        case EDataTypeEmpty:

            {

            if ( aData.Length() > 0 )

                {

                User::Leave( KXcapErrorIllegalDataValue );

                } 

            }

            break;      

        default:    

        break;

        }

    }

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

// CXcapAppUsage::ValidateDataL

// 

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

//

void CXcapAppUsage::ValidateDataL ( TDataType aDataType, CXdmDocumentNode& aXdmNode )

    { 

    TPtrC8 data = aXdmNode.LeafNodeContent();

    ValidateDataL( aDataType, data );

    }

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

// CXcapAppUsage::ValidateDataL

// 

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

//  

void CXcapAppUsage::ValidateDataL ( TDataType aDataType, const CXdmNodeAttribute& aXdmNodeAttr )

    {

    HBufC8* dataBuf = aXdmNodeAttr.EightBitValueLC();   // << dataBuf

    TPtrC8 data = dataBuf->Des();

    ValidateDataL( aDataType, data );

    CleanupStack::PopAndDestroy( dataBuf );            // >>> dataBuf 

    }

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

// CXcapAppUsage::SetPrefixL

// 

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

//

void CXcapAppUsage::SetPrefixL( CXdmDocumentNode& aXdmNode, const TDesC8& aPrefix )

    {

    if ( iAddNamespaces )

        {

        aXdmNode.SetPrefixL( aPrefix ); 

        AddUsedNamespace( aPrefix );

        }

    }

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

// CXcapAppUsage::AddUsedNamespace

// 

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

//

void CXcapAppUsage::AddUsedNamespace( const TDesC8& aPrefix ) 

    {

    // rl

    if ( Match( aPrefix, KXdmResourceListsNsPrefix ) )

        {

        iRL = ETrue;

        }

    // cr

    else if ( Match( aPrefix, KXdmIetfCommonPolicyNsPrefix ) )

        {

        iCR = ETrue;

        }

    // cp

    else if ( Match( aPrefix, KXdmOmaCommonPolicyNsPrefix ) )

        {

        iCP = ETrue;

        }

    // pr

    else if ( Match( aPrefix, KXdmIetfPresRulesNsPrefix ) )

        {

        iPR = ETrue;

        }

    // ls

    else if ( Match( aPrefix, KXdmPocGroupNsPrefix ) )

        {

        iLS = ETrue;

        }

    // poc

    else if ( Match( aPrefix, KXdmPocUserAccessNsPrefix ) )

        {

        iPOC = ETrue;

        }

    // opr

    else if ( Match( aPrefix, KXdmOmaPresRulesNsPrefix ) )

        {

        iOPR = ETrue;

        }

    // rls

    else if ( Match( aPrefix, KXdmRlsServicesNsPrefix ) )

        {

        iRLS = ETrue;

        }

    // ou

    else if ( Match( aPrefix, KXdmSharedXDMUriUsageNsPrefix ) )

        {

        iOU = ETrue;

        }

    // add new prefix definitions here 

    }

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

// CXcapAppUsage::ResetUsedNamespaces

// 

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

//

void CXcapAppUsage::ResetUsedNamespaces() 

    {

    iRL = EFalse;

    iCR = EFalse;

    iCP = EFalse;

    iPR = EFalse;

    iLS = EFalse;

    iPOC = EFalse;

    iOPR = EFalse;

    iRLS = EFalse;

    iOU = EFalse;

    // add new prefix definitions here 

    }

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

// CXcapAppUsage::AppendUsedNamespacesL

// 

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

//

void CXcapAppUsage::AppendUsedNamespacesL( MXcapUriInterface* aUriInterface ) 

    {

    if( iRL )

        {

        aUriInterface->AddNamespaceMappingL( KXdmResourceListsNamespace, KXdmResourceListsNsPrefix );

        }

    if( iCR )

        {

        aUriInterface->AddNamespaceMappingL( KXdmIetfCommonPolicyNamespace, KXdmIetfCommonPolicyNsPrefix );

        }

    if( iCP )

        {

        aUriInterface->AddNamespaceMappingL( KXdmOmaCommonPolicyNamespace, KXdmOmaCommonPolicyNsPrefix );        

        }

    if( iPR )

        {

        aUriInterface->AddNamespaceMappingL( KXdmIetfPresRulesNamespace, KXdmIetfPresRulesNsPrefix );        

        }

    if( iLS )

        {

         aUriInterface->AddNamespaceMappingL( KXdmPocGroupNamespace, KXdmPocGroupNsPrefix );       

        }

    if( iPOC )

        {

        aUriInterface->AddNamespaceMappingL( KXdmPocUserAccessNamespace, KXdmPocUserAccessNsPrefix );       

        }

    if( iOPR )

        {

        aUriInterface->AddNamespaceMappingL( KXdmOmaPresRulesNamespace, KXdmOmaPresRulesNsPrefix );       

        }

    if( iRLS )

        {

        aUriInterface->AddNamespaceMappingL( KXdmRlsServicesNamespace, KXdmRlsServicesNsPrefix );        

        }

    if( iOU )

        {

        aUriInterface->AddNamespaceMappingL( KXdmSharedXDMUriUsageNamespace, KXdmSharedXDMUriUsageNsPrefix );

        }

    // add new prefix definitions here 

    }

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

// CXcapAppUsage::CreateNamespaceAttributesL

// 

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

// 

void CXcapAppUsage::CreateNamespaceAttributesL( CXdmDocumentNode& aXdmNode, MXcapUriInterface* aUriInterface )

	{

	// First remove all existing xmlns attributes

	RemoveNamespaceAttributesL( aXdmNode );

	TPtrC8 nameSpace;

	TPtrC8 prefix = aXdmNode.Prefix();

    // if the root node belongs to the default namespace,

    // it's enough that we add attribute for it and also

    // attributes for all other used namespaces

    if ( Match( prefix, KNullDesC8 ) )

			{

       	CXdmNodeAttribute* ns = aXdmNode.CreateAttributeL( KXdmDefaultNsAttrName );

        ns->SetAttributeValueL( DefaultNamespace() );

        AppendNamespaceAttributesL( aXdmNode ); 

        if ( iNsToNodeSelector )

            {

            //aUriInterface->AddNamespaceMappingL( DefaultNamespace(), KNullDesC8 );

            CXdmDocumentNode* parent = aXdmNode.Parent();

            while ( parent )

                {

                AddUsedNamespace ( parent->Prefix() );

                parent = parent->Parent();

                }

            AppendUsedNamespacesL( aUriInterface );   

            } 

        // we are done

#ifdef _DEBUG 

    WriteToLog( _L8( "CXcapAppUsage::CreateNamespaceAttributesL root belongs to default" ) );

#endif

        return;        

        }

#ifdef _DEBUG 

    WriteToLog( _L8( "CXcapAppUsage::CreateNamespaceAttributesL root doesn't belong to default" ) );

#endif