/*

* Copyright (c) 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:  Class to hold description about one item definition

*

*/

#include "mdsitemdef.h"

#include "mdcserializationbuffer.h"

// reserved words for schema definitions

#define MDS_SCHEMA_DEFINITION_RESERVED_WORD(ReservedWord) \

    _LIT( K##ReservedWord##Name, " #ReservedWord " );

MDS_SCHEMA_DEFINITION_RESERVED_WORD(NamespaceDef)

MDS_SCHEMA_DEFINITION_RESERVED_WORD(ObjectDef)

MDS_SCHEMA_DEFINITION_RESERVED_WORD(PropertyDef) 

MDS_SCHEMA_DEFINITION_RESERVED_WORD(RelationDef) 

MDS_SCHEMA_DEFINITION_RESERVED_WORD(EventDef)

MDS_SCHEMA_DEFINITION_RESERVED_WORD(Relations) 

MDS_SCHEMA_DEFINITION_RESERVED_WORD(Event)

MDS_SCHEMA_DEFINITION_RESERVED_WORD(TextSearch)

MDS_SCHEMA_DEFINITION_RESERVED_WORD(TextSearchDictionary)

#undef MDS_SCHEMA_DEFINITION_RESERVED_WORD

/**

 * ConstructL

 */

void CMdsItemDef::ConstructL( const TDesC& aName )

	{

	// check name of schema definition against reserved words

	CheckReservedWordsL( aName );

	iName = aName.AllocL();

	iStoredFlags = EStoredFlagsNone;

	}

/**

 * Destructor

 */

CMdsItemDef::~CMdsItemDef()

	{

	delete iName;

	}

TUint32 CMdsItemDef::RequiredBufferSize()

	{

	// itemDefId, name

	return CMdCSerializationBuffer::RequiredSize( *iName );

	}

TMdCOffset CMdsItemDef::SerializeL(CMdCSerializationBuffer& aBuffer)

	{		

	return aBuffer.InsertL( *iName );

	}

void CMdsItemDef::CheckAllowerCharatersL( const TDesC& aName, TBool aAllowNumbers )

	{

	const TInt count = aName.Length();

	// name can't be empty

	if( count <= 0 )

		{

		User::Leave( KErrBadDescriptor );

		}

	if( aAllowNumbers )

		{

		// first character can't be number

		TUint16 c = aName[0];

		CheckAlphabetL( c );

		for( TInt i = 1; i < count; i++ )

			{

			c = aName[i];

			CheckAlphabetOrNumberL( c );

			}

		}

	else

		{

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

			{

			TUint16 c = aName[i];

			CheckAlphabetL( c );

			}

		}

	}

void CMdsItemDef::CheckReservedWordsL( const TDesC& aName )

	{

#define MDS_DEFINE_RESERVED_WORD(ReservedWord) \

    &K##ReservedWord##Name,

	const TDesC* reservedWords[] =

		{

		MDS_DEFINE_RESERVED_WORD(NamespaceDef)

		MDS_DEFINE_RESERVED_WORD(ObjectDef)

		MDS_DEFINE_RESERVED_WORD(PropertyDef)

		MDS_DEFINE_RESERVED_WORD(RelationDef)

		MDS_DEFINE_RESERVED_WORD(EventDef)

		MDS_DEFINE_RESERVED_WORD(Relations)

		MDS_DEFINE_RESERVED_WORD(Event)

		MDS_DEFINE_RESERVED_WORD(TextSearch)

		MDS_DEFINE_RESERVED_WORD(TextSearchDictionary)

		};

#undef MDS_SCHEMA_DEFINITION_RESERVED_WORD

	const TInt count = sizeof ( reservedWords ) / sizeof( TDesC* );

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

		{

		if ( *reservedWords[ i ] == aName )

			{

			User::Leave( KErrGeneral );

			}

		}

	}