/*

* Copyright (c) 2004 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:  Attribute model implementation.

*

*/

// INCLUDE FILES

#include "CPEngPresenceAttrModel.h"

#include "CPEngPresenceAttrConstructor.h"

#include "CPEngAttrModelAsyncDataSetHook.h"

#include "CPEngPresenceAttrModelStorageProxy.h"

#include "PEngAttributeRequestCodec.h"

#include "MPEngXMLSerializer.h"

#include "MPEngXMLParser.h"

#include "MPEngPresenceAttrModelTypeImp.h"

#include "PresenceDebugPrint.h"

#include <E32Base.h>

#include <S32Strm.h>

//LOCAL constants

namespace

    {

#if defined(_DEBUG)

    _LIT( KPEngAttributeModelPanicCategory, "PEngAttrModel" );

#endif

    enum TPEngAttributeModelPanics

        {

        EPEngDataIntNotSupported,

        EPEngDataDesC8NotSupported,

        EPEngDataDesC16NotSupported,

        EPEngSetDataIntNotSupported,

        EPEngSetDataDesC8NotSupported,

        EPEngSetDataDesC16NotSupported,

        EPEngSetDataDesC8AsyncNotSupported,

        EPEngSetDataDesC16AsyncNotSupported,

        EPEngInternalizeMismatch,

        };

    void PanicAttrModel( TPEngAttributeModelPanics aReason )

        {

#if defined(_DEBUG)

        User::Panic( KPEngAttributeModelPanicCategory, aReason );

#endif

        // suppress the unreferenced variable warning

        ( void ) aReason;

        }

    void PanicAttrModelL( TPEngAttributeModelPanics aReason, TInt aLeaveCode )

        {

#if defined(_DEBUG)

        PanicAttrModel( aReason );

#else

        User::Leave( aLeaveCode );

#endif

        // suppress the unreferenced variable warnings

        ( void ) aReason;

        ( void ) aLeaveCode;

        }

    }

// ============================= MEMBER FUNCTIONS =============================

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

// CPEngAttributeConstruct::NewL()

// Two-phased constructor.

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

//

CPEngPresenceAttrModel* CPEngPresenceAttrModel::NewL(

    CPEngPresenceAttrConstructor& aTypeConstructor,

    const TDesC& aPresenceID,

    MPEngPresenceAttrModelTypeImp* aTypeImp )

    {

    CPEngPresenceAttrModel* self = new ( ELeave ) CPEngPresenceAttrModel(

        aTypeConstructor );

    CleanupStack::PushL( self );

    self->ConstructL( aPresenceID );

    CleanupStack::Pop( self );

    //TypeImp ownership is taken only in full success

    self->iTypeImp = aTypeImp;

    return self;

    }

// C++ default constructor can NOT contain any code, that

// might leave.

//

CPEngPresenceAttrModel::CPEngPresenceAttrModel(

    CPEngPresenceAttrConstructor& aTypeConstructor )

        : iTypeConstructor( aTypeConstructor ),

        iDataSource( EPEngAttrLocalDefault ),

        iQualifier( EFalse )

    {

    iTypeConstructor.OpenRef();

    }

// Destructor

CPEngPresenceAttrModel::~CPEngPresenceAttrModel()

    {

    delete iStorage;

    delete iTypeImp;

    delete iPresenceId;

    delete iAsyncSetHook;

    iTypeConstructor.CloseRef();

    }

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

// CPEngPresenceAttrModel::ConstructL()

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

//

void CPEngPresenceAttrModel::ConstructL( const TDesC& aPresenceID )

    {

    iPresenceId = aPresenceID.AllocL();

    iStorage = CPEngPresenceAttrModelStorageProxy::NewL( *this );

    }

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

// CPEngPresenceAttrModel::Type()

// From MPEngPresenceAttrModel

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

//

TUint32 CPEngPresenceAttrModel::Type() const

    {

    return iTypeConstructor.iType;

    }

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

// CPEngPresenceAttrModel::TypeProperties()

// From MPEngPresenceAttrModel

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

//

const MPEngPresenceAttrTypeProperties2& CPEngPresenceAttrModel::TypeProperties() const

    {

    return iTypeConstructor;

    }

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

// CPEngPresenceAttrModel::PresenceID()

// From MPEngPresenceAttrModel

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

//

const TDesC& CPEngPresenceAttrModel::PresenceID() const

    {

    return *iPresenceId;

    }

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

// CPEngPresenceAttrModel::DataSource()

// From MPEngPresenceAttrModel

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

//

TPEngAttrDataSource CPEngPresenceAttrModel::DataSource() const

    {

    return iDataSource;

    }

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

// CPEngPresenceAttrModel::Qualifier()

// From MPEngPresenceAttrModel

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

//

TBool CPEngPresenceAttrModel::Qualifier() const

    {

    return iQualifier;

    }

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

// CPEngPresenceAttrModel::DataInt()

// From MPEngPresenceAttrModel

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

//

TInt CPEngPresenceAttrModel::DataInt( TInt aField,

                                      TInt aGroup ) const

    {

    PENG_DP( D_PENG_LIT( "MPEngPresenceAttrModel2::DataDesC8(%d, %d) [%08x]" ),

             aField, aGroup, iTypeConstructor.iType );

    TInt data = 0;

    if ( !iTypeImp->GetData( &data, NULL, NULL, aField, aGroup ) )

        {

        PENG_DP( D_PENG_LIT( "Scope / value type not supported" ) );

        PanicAttrModel( EPEngDataIntNotSupported );

        return KErrNotSupported;

        }

    return data;

    }

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

// CPEngPresenceAttrModel::DataDesC8()

// From MPEngPresenceAttrModel

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

//

const TPtrC8 CPEngPresenceAttrModel::DataDesC8( TInt aField,

                                                TInt aGroup ) const

    {

    PENG_DP( D_PENG_LIT( "MPEngPresenceAttrModel2::DataDesC8(%d, %d) [%08x]" ),

             aField, aGroup, iTypeConstructor.iType );

    TPtrC8 data( NULL, 0 );

    if ( !iTypeImp->GetData( NULL, &data, NULL, aField, aGroup ) )

        {

        PENG_DP( D_PENG_LIT( "Scope / value type not supported" ) );

        PanicAttrModel( EPEngDataDesC8NotSupported );

        return KNullDesC8();

        }

    return data;

    }

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

// CPEngPresenceAttrModel::DataDesC16()

// From MPEngPresenceAttrModel

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

//

const TPtrC16 CPEngPresenceAttrModel::DataDesC16( TInt aField,

                                                  TInt aGroup ) const

    {

    PENG_DP( D_PENG_LIT( "MPEngPresenceAttrModel2::DataDesC16(%d, %d) [%08x]" ),

             aField, aGroup, iTypeConstructor.iType );

    TPtrC16 data( NULL, 0 );

    if ( !iTypeImp->GetData( NULL, NULL, &data, aField, aGroup ) )

        {

        PENG_DP( D_PENG_LIT( "Scope / value type not supported" ) );

        PanicAttrModel( EPEngDataDesC16NotSupported );

        return KNullDesC16();

        }

    return data;

    }

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

// CPEngPresenceAttrModel::SetQualifier()

// From MPEngPresenceAttrModel

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

//

void CPEngPresenceAttrModel::SetQualifier( TBool aQualifier )

    {

    iQualifier = aQualifier;

    //data has been locally edited

    iDataSource = EPEngAttrLocalEdited;

    }

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

// CPEngPresenceAttrModel::SetDataIntL()

// From MPEngPresenceAttrModel

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

//

void CPEngPresenceAttrModel::SetDataIntL( TInt aData,

                                          TInt aField,

                                          TInt aGroup )

    {

    PENG_DP( D_PENG_LIT( "MPEngPresenceAttrModel2::SetDataIntL(%d, %d, %d) [%08x]" ),

             aData, aField, aGroup, iTypeConstructor.iType );

    if ( !iTypeImp->SetDataL( &aData, NULL, NULL, aField, aGroup ) )

        {

        PENG_DP( D_PENG_LIT( "Scope / value type / value not supported" ) );

        PanicAttrModelL( EPEngSetDataIntNotSupported, KErrNotSupported );

        }

    iQualifier = ETrue;

    iDataSource = EPEngAttrLocalEdited;

    }

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

// CPEngPresenceAttrModel::SetDataDesC8L()

// From MPEngPresenceAttrModel

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

//

void CPEngPresenceAttrModel::SetDataDesC8L( const TDesC8& aData,

                                            TInt aField,

                                            TInt aGroup )

    {

    PENG_DP( D_PENG_LIT( "MPEngPresenceAttrModel2::SetDataDesC8L(%d, %d) [%08x]" ),

             aField, aGroup, iTypeConstructor.iType );

    if ( !iTypeImp->SetDataL( NULL, &aData, NULL, aField, aGroup ) )

        {

        PENG_DP( D_PENG_LIT( "Scope / value type / value itself not supported" ) );

        PanicAttrModelL( EPEngSetDataDesC8NotSupported, KErrNotSupported );

        }

    iQualifier = ETrue;

    iDataSource = EPEngAttrLocalEdited;

    }

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

// CPEngPresenceAttrModel::SetDataDesC16L()

// From MPEngPresenceAttrModel

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

//

void CPEngPresenceAttrModel::SetDataDesC16L( const TDesC16& aData,

                                             TInt aField,

                                             TInt aGroup )

    {

    PENG_DP( D_PENG_LIT( "MPEngPresenceAttrModel2::SetDataDesC16L(%d, %d) [%08x]" ),

             aField, aGroup, iTypeConstructor.iType );

    if ( !iTypeImp->SetDataL( NULL, NULL, &aData, aField, aGroup ) )

        {

        PENG_DP( D_PENG_LIT( "Scope / value type / value not supported" ) );

        PanicAttrModelL( EPEngSetDataDesC16NotSupported, KErrNotSupported );

        }

    iQualifier = ETrue;

    iDataSource = EPEngAttrLocalEdited;

    }

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

// CPEngPresenceAttrModel::SetDataDesC8AsyncL()

// From MPEngPresenceAttrModel

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

//

void CPEngPresenceAttrModel::SetDataDesC8AsyncL( const TDesC8& aData,

                                                 TRequestStatus& aRequestStatus,

                                                 TInt aField,

                                                 TInt aGroup )

    {

    PENG_DP( D_PENG_LIT( "MPEngPresenceAttrModel2::SetDataDesC8AsyncL(%d, %d) [%08x]" ),

             aField, aGroup, iTypeConstructor.iType );

    LazyInitAsyncSetHookL();

    iAsyncSetHook->InitializeLC( aRequestStatus,

                                 *this,        //Self is updated when processing done

                                 *iTypeImp );  //Real model is canceled

    if ( !iTypeImp->SetDataAsyncL( &aData, NULL, iAsyncSetHook->Status(), aField, aGroup ) )

        {

        PENG_DP( D_PENG_LIT( "Scope / value type / value not supported" ) );

        PanicAttrModelL( EPEngSetDataDesC8AsyncNotSupported, KErrNotSupported );

        }

    CleanupStack::Pop();

    iAsyncSetHook->Activate();

    }

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

// CPEngPresenceAttrModel::SetDataDesC16AsyncL()

// From MPEngPresenceAttrModel

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

//

void CPEngPresenceAttrModel::SetDataDesC16AsyncL( const TDesC16& aData,

                                                  TRequestStatus& aRequestStatus,

                                                  TInt aField,

                                                  TInt aGroup )

    {

    PENG_DP( D_PENG_LIT( "MPEngPresenceAttrModel2::SetDataDesC16AsyncL(%d, %d) [%08x]" ),

             aField, aGroup, iTypeConstructor.iType );

    LazyInitAsyncSetHookL();

    iAsyncSetHook->InitializeLC( aRequestStatus,

                                 *this,        //Self is updated when processing done

                                 *iTypeImp );  //Real model is canceled

    if ( !iTypeImp->SetDataAsyncL( NULL, &aData, iAsyncSetHook->Status(), aField, aGroup ) )

        {

        PENG_DP( D_PENG_LIT( "Scope / value type / value not supported" ) );

        PanicAttrModelL( EPEngSetDataDesC16AsyncNotSupported, KErrNotSupported );

        }

    CleanupStack::Pop();

    iAsyncSetHook->Activate();

    }

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

// CPEngPresenceAttrModel::CancelSetDataAsync()

// From MPEngPresenceAttrModel

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

//

void CPEngPresenceAttrModel::CancelSetDataAsync()

    {

    PENG_DP( D_PENG_LIT( "MPEngPresenceAttrModel2::CancelSetDataAsync() [%08x]" ),

             iTypeConstructor.iType );

    if ( iAsyncSetHook )

        {

        iAsyncSetHook->Cancel();

        }

    }

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

// CPEngPresenceAttrModel::Extension()

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

//

const MPEngAttrModelExtension2* CPEngPresenceAttrModel::Extension() const

    {

    return NULL;

    }

MPEngAttrModelExtension2* CPEngPresenceAttrModel::Extension()

    {

    return NULL;

    }

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

// CPEngPresenceAttrModel::TypeExtension()

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

//

TAny* CPEngPresenceAttrModel::TypeExtension( TUint32 aType )

    {

    return iTypeImp->TypeExtension( aType );

    }

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

// CPEngPresenceAttrModel::Advanced()

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

//

const MPEngPresenceAdvancedAttrModel2* CPEngPresenceAttrModel::Advanced() const

    {

    return this;

    }

MPEngPresenceAdvancedAttrModel2* CPEngPresenceAttrModel::Advanced()

    {

    return this;

    }

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

// CPEngPresenceAttrModel::CloneLC()

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

//

MPEngPresenceAttrModel2* CPEngPresenceAttrModel::CloneLC() const

    {

    MPEngPresenceAdvancedAttrModel2* clone =

        iTypeConstructor.NewAttributeInstanceLC( EFalse, PresenceID() );

    PEngAttributeRequestCodec::CopyModelDataL( *this, *clone );

    return clone;

    }

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

// CPEngPresenceAttrModel::Close()

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

//

void CPEngPresenceAttrModel::Close()

    {

    delete this;

    }

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

// CPEngPresenceAttrModel::EncodeToXmlL()

// from MPEngPresenceAdvancedAttrModel

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

//

void CPEngPresenceAttrModel::EncodeToXmlL( MPEngXMLSerializer& aSerializer ) const

    {

    PENG_DP( D_PENG_LIT( "CPEngPresenceAttrModel::EncodeValueToXmlL() [%08x]" ),

             iTypeConstructor.iType );

    TPtrC8 xmlName;

    TPtrC8 xmlNameSpace;

    User::LeaveIfError( iTypeConstructor.GetCurrentXmlNames( xmlName, xmlNameSpace ) );

    aSerializer.StartTagL( xmlName );

        {

        aSerializer.StartTagL( KQualifierXMLTag );

            {

            if ( iQualifier )

                {

                aSerializer.RawValueL( KXMLValueTrue );