/*

* Copyright (c) 2006-2007 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:  Exporting the contact field from contact to 

*                CParserProperty field

*

*/

#include "CVPbkVCardPropertyExporter.h"

#include "CVPbkVCardParserParamArray.h"

#include "CVPbkVCardFieldTypeProperty.h"

#include "CVPbkVCardIdNameMapping.h"

#include "VPbkVCardEngError.h"

#include "CVPbkVCardData.h"

#include <MVPbkContactStore.h>

#include <MVPbkBaseContactField.h>

#include <MVPbkStoreContact.h>

#include <MVPbkStoreContactFieldCollection.h>

#include <TVPbkFieldVersitProperty.h>

#include <MVPbkContactFieldTextData.h>

#include <MVPbkContactFieldUriData.h>

#include <MVPbkContactFieldDateTimeData.h>

#include <MVPbkContactFieldBinaryData.h>

#include <VPbkError.h>

#include <MVPbkSingleContactOperationObserver.h>

#include <CVPbkContactManager.h>

#include <MVPbkContactAttributeManager.h>

#include <CVPbkDefaultAttribute.h>

#include <CVPbkLocalVariationManager.h>

// System includes

#include <vcard.h>

#include <bldvariant.hrh>

// Debug includes

#include <VPbkDebug.h>

#include <centralrepository.h> 

// CONSTANTS

const TInt KNsmlDsGeoField = 0x0000;  //  defined in DS cenrep

const TUid KCRUidGeoFieldInternalKeys = { 0x20022EE1 };  // 0x20022EE1 defined in DS cenrep

_LIT8(KGEO, "GEO");

namespace

    {

    _LIT8(KPropEncoding, "ENCODING");

    _LIT8(KPropBase64, "BASE64");

    _LIT8(KPropType, "TYPE");

    _LIT(KFormatJPEG, "JPEG");

    _LIT8(KPropPREF, "PREF");

    const TInt KOne = 1;

    }

CVPbkVCardPropertyExporter* CVPbkVCardPropertyExporter::NewLC(

            CVPbkVCardData& aData,

            const MVPbkStoreContact* aSourceItem,

            RWriteStream& aDestStream,

            MVPbkSingleContactOperationObserver& aObserver,

            const TBool aBeamed)

    {

    CVPbkVCardPropertyExporter* self =

        new (ELeave) CVPbkVCardPropertyExporter(

            aData,

            aSourceItem,

            aDestStream,

            aObserver,

            aBeamed);

    CleanupStack::PushL( self );

    self->ConstructL(aData);

    return self;

    }

CVPbkVCardPropertyExporter::CVPbkVCardPropertyExporter(

            CVPbkVCardData& aData,

            const MVPbkStoreContact* aSourceItem,

            RWriteStream& aDestStream,

            MVPbkSingleContactOperationObserver& aObserver,

            const TBool aBeamed)

    :   CVPbkVCardActiveIncremental( EPriorityStandard,

                                     *this,

                                     aData,

                                     aObserver),

        iContact ( aSourceItem ),

        iDestinationStream( aDestStream ),

        iCurrentPropertyIndex( 0 ),

        iMaxPropertyCount( aData.Properties().Count() ),

        iState( EExporting ),

        iMaskedFieldsArray(aData.GetMaskedFields()),

        iBeamed(aBeamed)

    {

    }

CVPbkVCardPropertyExporter* CVPbkVCardPropertyExporter::NewLC(

            CVPbkVCardData& aData,

            RWriteStream& aDestStream,

            MVPbkSingleContactOperationObserver& aObserver,

            const TBool aBeamed)

    {

    CVPbkVCardPropertyExporter* self =

        new (ELeave) CVPbkVCardPropertyExporter(

            aData,

            aDestStream,

            aObserver,

            aBeamed);

    CleanupStack::PushL( self );

    self->ConstructL(aData);

    return self;

    }

CVPbkVCardPropertyExporter::CVPbkVCardPropertyExporter(

            CVPbkVCardData& aData,

            RWriteStream& aDestStream,

            MVPbkSingleContactOperationObserver& aObserver,

            const TBool aBeamed)

    :   CVPbkVCardActiveIncremental( EPriorityStandard,

                                     *this,

                                     aData,

                                     aObserver),

        iDestinationStream( aDestStream ),

        iCurrentPropertyIndex( 0 ),

        iMaxPropertyCount( aData.Properties().Count() ),

        iState( ECreatingRetriever ),

        iMaskedFieldsArray(aData.GetMaskedFields()),

        iBeamed(aBeamed)

    {

    }

CVPbkVCardPropertyExporter::~CVPbkVCardPropertyExporter()

    {

    iValues.ResetAndDestroy();

    delete iOwnedContact;

    delete iOperation;

    delete iParser;

    delete iOwncardHandler;

    delete iGroupcardHandler;

    }

void CVPbkVCardPropertyExporter::ExportFieldL( CVPbkVCardFieldTypeProperty& aVCardProperty )

    {

    iVCardProperty = &aVCardProperty;

   if ( iVCardProperty->Name().Compare(KGEO) == 0 )

   {

   	   	        // Read from cenrep	

	      CRepository* repository = CRepository::NewLC( KCRUidGeoFieldInternalKeys );

	      TBool geoFeatureValue(1); 

	      // Get the geo feature value..

	      TInt err = repository->Get( KNsmlDsGeoField, geoFeatureValue );

	      User::LeaveIfError(err);

	      CleanupStack::PopAndDestroy(repository);

	      if (!geoFeatureValue)

	        {

	          return; //no Need to add GEO field during Sync/BT

	        }

   }  

    // If the current operation is a beamed export

    if (iBeamed)

    {

        TInt count(iMaskedFieldsArray ? iMaskedFieldsArray->Count() : 0);

        TInt val(-1);

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

        {

            val = iVCardProperty->Name().Find( (*iMaskedFieldsArray)[i] );

            if (0 == val)

            {

                // This is a masked field

                return;

            }

        }

    }

    GetValuesFromIndexedPropertiesL( iVCardProperty->Count() == KOne );

    }

void CVPbkVCardPropertyExporter::GetValuesFromIndexedPropertiesL(

    TBool aSingleItem )

    {

    CVPbkVCardParserParamArray* params = NULL;

    TInt findIndex( 0 );

    if ( aSingleItem )

        {

        TBool doContinue( ETrue );

        const TVPbkVCardIndexedProperty& indexedProperty =

            iVCardProperty->IndexedPropertyAt( 0 );

        while( doContinue )

            {

            InitDataL();

            params =

                new (ELeave) CVPbkVCardParserParamArray( KOne );

            CleanupStack::PushL( params );

            doContinue = GetSingleValueAndParamsL( indexedProperty,

                                                   *params,

                                                   findIndex );

            ++findIndex;

            CleanupStack::Pop( params );

            // The params is pushed straight back to the CleanupStack in AddPropertyParserL

            // unless AddPropertyToParserL returns EFalse

            if( !AddPropertyToParserL( iValues, params ) )

                {

                delete params;

                params = NULL;

                }

            }

        }

    else

        {

        TInt indexedPropertyCount( iVCardProperty->Count() );

        InitDataL();

        params =

            new (ELeave) CVPbkVCardParserParamArray( indexedPropertyCount );

        CleanupStack::PushL( params );

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

            {

            const TVPbkVCardIndexedProperty& indexedProperty =

                iVCardProperty->IndexedPropertyAt( i );

            findIndex = 0;

            GetSingleValueAndParamsL( indexedProperty, *params, findIndex );

            }

        CleanupStack::Pop( params );

        // The params are pushed straight back to the CleanupStack in 

        // AddPropertyParserL unless AddPropertyToParserL returns EFalse

        if( !AddPropertyToParserL( iValues, params ) )

            {

            delete params;

            params = NULL;

            }

        }

    }

TBool CVPbkVCardPropertyExporter::GetSingleValueAndParamsL(

    const TVPbkVCardIndexedProperty& aIndexedProperty,

    CVPbkVCardParserParamArray& aParamArray,

    TInt& aFindIndex )

    {

    MVPbkStoreContactField* field =

        FindFieldFromContact( aIndexedProperty, aFindIndex );

    if( !field )

        {

        return EFalse;

        }

    // Fetch field value and additional params

    CParserPropertyValue* value = FetchDataFromFieldL( *field, aParamArray );

    if( !value )

        {

        return ETrue;

        }

    CleanupStack::PushL( value );

    TInt index ( aIndexedProperty.Index() );

    iValues[ index ] = value;

    CleanupStack::Pop( value );

    return ETrue;

    }

void CVPbkVCardPropertyExporter::ConstructL(CVPbkVCardData& aData)

    {

    iParser = CParserVCard::NewL();

    iOwncardHandler = CVPbkOwnCardHandler::NewL(aData);

    iGroupcardHandler = CVPbkGroupCardHandler::NewL(aData);

    }

MVPbkStoreContactField*

CVPbkVCardPropertyExporter::FindFieldFromContact(

    const TVPbkVCardIndexedProperty& aIndexedProperty, TInt& aIndex )

    {

    const MVPbkFieldType* exportPropertyType =

        aIndexedProperty.FindMatch( iData.SupportedFieldTypes());

    TInt fieldCount = iContact->Fields().FieldCount();

    for ( TInt n = aIndex; n < fieldCount; ++n )

        {

        // We have to find out additional properties of the contact field so

        // we need non-const reference of the field class.

        MVPbkStoreContactField& sourceField =

            const_cast<MVPbkStoreContact*>( iContact )->Fields().FieldAt( n );

        const TInt maxMatchPriority = 

                    iData.SupportedFieldTypes().MaxMatchPriority();

        for ( TInt matchPriority = 0;

             matchPriority <= maxMatchPriority;

             ++matchPriority )

            {

            const MVPbkFieldType* sourceFieldType =

                sourceField.MatchFieldType( matchPriority );

            if ( sourceFieldType &&

                 exportPropertyType->IsSame( *sourceFieldType ) )

                {

                aIndex = n;

                return &sourceField;

                }

            }

        }

    return NULL;

    }

CParserPropertyValue* CVPbkVCardPropertyExporter::FetchDataFromFieldL(

    MVPbkStoreContactField& aField, CVPbkVCardParserParamArray& aParameters )

    {

    CParserPropertyValue* value = NULL;

    TVPbkFieldStorageType storageType = aField.FieldData().DataType();

    switch ( storageType )

        {

        case EVPbkFieldStorageTypeText:

            {

            value = GetExportTextValueL( aField );

            break;

            }

         case EVPbkFieldStorageTypeUri:

            {

            value = GetExportUriValueL( aField );

            break;

            }    

        case EVPbkFieldStorageTypeBinary:

            {

            value = GetExportBinaryValueL(aField, aParameters);

            break;

            }

        case EVPbkFieldStorageTypeDateTime:

            {

            value = GetExportDateValueL( aField );

            break;

            }

        default:

            {

            value = NULL;

            break;

            }

        }

    if ( value )

        {

        CleanupStack::PushL( value );

        GetAdditionalParamsL( aField, aParameters );

        CleanupStack::Pop( value );

        }

    return value;

    }

TBool CVPbkVCardPropertyExporter::AddPropertyToParserL(

    RPointerArray< CParserPropertyValue >& aValues,

    CVPbkVCardParserParamArray* aParams )

    {

    if( !HasValues() )

        {

        return EFalse;

        }

    CleanupStack::PushL( aParams );

    CParserPropertyValue* value = GetValueL( aValues );

    __ASSERT_DEBUG( value,

        VPbkVCardEngError::Panic( VPbkVCardEngError::ENullParserProperty ) );

    CleanupStack::PushL(value);

    CParserProperty* property =

        CParserProperty::NewL( *value, iVCardProperty->Name(), aParams );

    CleanupStack::Pop( value );

    CleanupStack::Pop( aParams ); // The ownership has taken by CParserProperty

    // NOTE: Versit pushes the CParserProperty* pointer stright away

    // to the cleanup stack, so to avoid duplicate entries in

    // the stack pointer must not be pushed there.

    iParser->AddPropertyL( property );

    return ETrue;

    }

TBool CVPbkVCardPropertyExporter::HasValues()

    {

    for ( TInt i = 0; i < iValues.Count(); ++i )

        {

        if ( iValues[ i ] )

            {

            return ETrue;

            }

        }

    return EFalse;

    }

CParserPropertyValue* CVPbkVCardPropertyExporter::GetValueL(

    RPointerArray< CParserPropertyValue >& aValues)

    {

    CParserPropertyValue* value = NULL;

    if ( aValues.Count() == KOne )

        {

        value = aValues[ 0 ];

        aValues.Remove( 0 );

        }

    else

        {

        CDesCArrayFlat* desarr = new(ELeave) CDesCArrayFlat( aValues.Count() );

        CleanupStack::PushL( desarr );

        while ( aValues.Count() > 0 )

            {

            CParserPropertyValueHBufC* tmpValue =

                static_cast<CParserPropertyValueHBufC*>( aValues[ 0 ] );

            CleanupStack::PushL( tmpValue );

            aValues.Remove( 0 );

            if ( !tmpValue || tmpValue->Value().Length() == 0 )

                {

                desarr->AppendL( KNullDesC );

                }

            else

                {

                desarr->AppendL( tmpValue->Value() );

                }

            CleanupStack::PopAndDestroy( tmpValue );

            }

        value = new (ELeave) CParserPropertyValueCDesCArray( desarr );

        CleanupStack::Pop( desarr );

        }

    __ASSERT_DEBUG( aValues.Count() == 0,

        VPbkVCardEngError::Panic(

            VPbkVCardEngError::EInvalidLengthOfPropertyArray ) );

    return value;

    }

CParserPropertyValue* CVPbkVCardPropertyExporter::GetExportTextValueL(

    const MVPbkBaseContactField& aField )

    {

    TPtrC text( MVPbkContactFieldTextData::Cast( aField.FieldData() ).Text() );

    if( !ContainsValidTextualDataL( text ) )

        {

        return NULL;

        }

    CParserPropertyValueHBufC* value = CParserPropertyValueHBufC::NewL( text );

    return value;

    }

 CParserPropertyValue* CVPbkVCardPropertyExporter::GetExportUriValueL(

    const MVPbkBaseContactField& aField )

    {

    TPtrC text( MVPbkContactFieldUriData::Cast( aField.FieldData() ).Uri() );

    if( !ContainsValidTextualDataL( text ) )

        {

        return NULL;

        }

    CParserPropertyValueHBufC* value = CParserPropertyValueHBufC::NewL( text );

    return value;

    }

CParserPropertyValue* CVPbkVCardPropertyExporter::GetExportDateValueL(

    const MVPbkBaseContactField& aField)

    {

    TTime time =

        MVPbkContactFieldDateTimeData::Cast( aField.FieldData() ).DateTime();

    TVersitDateTime* vdt =

        new (ELeave) TVersitDateTime( time.DateTime(),

                                      TVersitDateTime::EIsMachineLocal );

    CleanupStack::PushL( vdt );

    CParserPropertyValueDate* value =

        new (ELeave) CParserPropertyValueDate( vdt );

    CleanupStack::Pop( vdt );

    return value;

    }

CParserPropertyValue*

CVPbkVCardPropertyExporter::GetExportBinaryValueL(

    const MVPbkBaseContactField& aField,

    CVPbkVCardParserParamArray& aParameters )

    {

    const TDesC8& data =

        MVPbkContactFieldBinaryData::Cast( aField.FieldData() ).BinaryData();

    CParserParam* param = CParserParam::NewL( KPropEncoding, KPropBase64 );

    CleanupStack::PushL( param );

    aParameters.AppendL( param );

    CleanupStack::Pop( param );

    // format is always jpeg when retrieved from db

    param = CParserParam::NewL( KPropType, KFormatJPEG );

    CleanupStack::PushL( param );

    aParameters.AppendL( param );

    CleanupStack::Pop( param );

    CParserPropertyValueBinary* value = CParserPropertyValueBinary::NewL( data );

    return value;

    }

TBool CVPbkVCardPropertyExporter::ContainsValidTextualDataL(

    const TDesC& aDataText) const

    {

    if ( !aDataText.Length() )

        {

        return EFalse;

        }

    HBufC* tmpText = aDataText.AllocLC();

    TPtr tmpPtr = tmpText->Des();

    tmpPtr.Trim();

    if ( tmpPtr.Length() == 0 )