brandingserver/bsserver/cbsstorage.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 31 Aug 2010 15:31:29 +0300
branchRCL_3
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parent 20 7797b2f86d2b
child 43 113b91e0a2ad
permissions -rw-r--r--
Revision: 201033 Kit: 201035
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/*
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* Copyright (c) 2006-2006 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of the License "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:   Stores element data and writes it to stream
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*
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*/
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#include "cbsstorage.h"
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#include "bsimportconstants.h"
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#include "DebugTrace.h"
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#include <s32strm.h>
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#include <utf.h>
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#include <mbselement.h>
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//#include "mbsimportlogger.h"
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//#include "importlogwriter.h"
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// ======== MEMBER FUNCTIONS ========
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// ---------------------------------------------------------------------------
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// CBSStorage::NewL
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// ---------------------------------------------------------------------------
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//
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CBSStorage* CBSStorage::NewL()
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    {
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    CBSStorage* self = NewLC();
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    CleanupStack::Pop();
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    return self;
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    }
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// ---------------------------------------------------------------------------
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// CBSStorage::NewLC
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// ---------------------------------------------------------------------------
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//
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CBSStorage* CBSStorage::NewLC()
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    {
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    CBSStorage* self = new (ELeave) CBSStorage();
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    CleanupStack::PushL( self );
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    self->ConstructL();
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    return self;
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    }
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// ---------------------------------------------------------------------------
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// CBSStorage::ConstructL
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// ---------------------------------------------------------------------------
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//
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void CBSStorage::ConstructL()
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    {
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    }
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// ---------------------------------------------------------------------------
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// CBSStorage::CBSStorage
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// ---------------------------------------------------------------------------
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//
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CBSStorage::CBSStorage()
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    {
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    }
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// ---------------------------------------------------------------------------
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// CBSStorage::~CBSStorage
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// ---------------------------------------------------------------------------
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//
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CBSStorage::~CBSStorage()
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    {
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    iElements.Close();
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    delete iAppId;
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    delete iStorageId;
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    delete iLanguage;
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    delete iFilename;
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    }
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// ---------------------------------------------------------------------------
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// CBSStorage::AppendElement
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// ---------------------------------------------------------------------------
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//
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void CBSStorage::AppendElementsL( MBSElement* aElement )
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    {
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    if( !aElement )
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        {
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		// Ignore empty
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	    return;
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        }
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	TPtrC8 id = aElement->ElementId();
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	// check if the id is unique
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	TInt count = iElements.Count();
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	for( TInt i = 0; i < count; i++ )
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		{
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		if( 0 == iElements[i]->ElementId().Compare( id ) )
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			{
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			// duplicate found
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			User::Leave( KErrAlreadyExists );
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			}
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		}
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	iElements.AppendL( aElement );
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    }
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// ---------------------------------------------------------------------------
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// CBSStorage::ReplacesElementL
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// ---------------------------------------------------------------------------
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//
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void CBSStorage::ReplaceElementL( MBSElement* aElement )
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	{
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    if( !aElement )
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        {
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		// Ignore empty
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	    return;
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        }
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	TPtrC8 id = aElement->ElementId();
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	// check if the id is unique
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	TInt count = iElements.Count();
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	for( TInt i = 0; i < count; i++ )
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		{
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		if( 0 == iElements[i]->ElementId().Compare( id ) )
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			{
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			// item found
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			MBSElement* element = iElements[i];
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			iElements.Remove( i );
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			delete element;
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			// put the new element
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			iElements.AppendL( aElement );
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			return;
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			}
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		}
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	// the element was not found from this storage
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	User::Leave( KErrNotFound );
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	}
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   149
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   150
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// ---------------------------------------------------------------------------
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// CBSStorage::ElementCount
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// ---------------------------------------------------------------------------
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//
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TInt CBSStorage::ElementCount()
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    {
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    return iElements.Count();
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    }
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// ---------------------------------------------------------------------------
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// CBSStorage::ExternalizeL
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// ---------------------------------------------------------------------------
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//
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void CBSStorage::ExternalizeL( RWriteStream& aWriteStream )
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    {
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    if( !VerifyHeader() || !VerifyDataL( iElements ) )
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        {
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        // Header not complete. Will not write to stream
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        User::Leave( KErrCorrupt );
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        }
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    // Write header
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    aWriteStream.WriteInt16L( iVersion );
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   173
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    // Write elements 
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    TInt count = iElements.Count();
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    aWriteStream.WriteInt16L( count );
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    for( TInt i = 0; i < count; i++ )
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        {
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        iElements[i]->ExternalizeL( aWriteStream );
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        }
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    }
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   182
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// ---------------------------------------------------------------------------
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// CBSStorage::SetVersion
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// ---------------------------------------------------------------------------
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//
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void CBSStorage::SetVersion( TInt aVersion )
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    {
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    iVersion = aVersion;
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    }
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   191
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// ---------------------------------------------------------------------------
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// CBSStorage::SetApplicationIdL
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// ---------------------------------------------------------------------------
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//
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void CBSStorage::SetApplicationIdL( const TDesC& aAppId )
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   197
    {
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    HBufC* tmp = aAppId.AllocL();
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    delete iAppId;
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    iAppId = tmp;
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    }
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   203
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// ---------------------------------------------------------------------------
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// CBSStorage::SetStorageIdL
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// ---------------------------------------------------------------------------
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//
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void CBSStorage::SetStorageIdL( const TDesC& aStorageId )
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   209
    {
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    HBufC* tmp = aStorageId.AllocL();
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    delete iStorageId;
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    iStorageId = tmp;
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   213
    }
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   214
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// ---------------------------------------------------------------------------
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// CBSStorage::SetLanguageL
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// ---------------------------------------------------------------------------
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//
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void CBSStorage::SetLanguageL( TLanguage aLanguage )
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   220
    {
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    TBuf<KLangBufLength> buffer;
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    buffer.AppendNum( aLanguage );
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   223
    
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    HBufC* tmp = buffer.AllocL();
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    delete iLanguage;
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    iLanguage = tmp;
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   227
    }
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   228
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// ---------------------------------------------------------------------------
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// CBSStorage::VerifyHeader
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   231
// ---------------------------------------------------------------------------
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//
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TBool CBSStorage::VerifyHeader()
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    {
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    // not checking version as it is been consider not to use. - Pankaj - 31 may 07
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    //return ( iAppId && iStorageId && iVersion > 0 && iLanguage );
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    return ( iAppId && iStorageId && iLanguage );
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    }
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// ---------------------------------------------------------------------------
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// CBSStorage::VerifyDataL
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// ---------------------------------------------------------------------------
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//
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TBool CBSStorage::VerifyDataL( TArray<MBSElement*> aArray,
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                                    TBool aIgnoreEmptyID /* = EFalse */ )
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    {
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    // Check that elements have unique ID's in their own namespace
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    TInt count = aArray.Count();
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    for( TInt i = 0; i < count; i++ )
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        {
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        // Verify inside list elements
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        if( aArray[i]->ElementType() == EBSList )
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            {
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            TArray<MBSElement*> listArray = aArray[i]->GetStructureL();
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            if( !VerifyDataL( listArray, ETrue ) )
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                {
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                return EFalse;
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                }
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            }
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        if( aIgnoreEmptyID &&
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            aArray[i]->ElementId().CompareC( KNullDesC8() ) == 0 )
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            {
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            // ignore empty id
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            continue;
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            }
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        // Check that sibling elements have unique ID
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        for( TInt j = i + 1; j < count; j++ )
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            {
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            if( aArray[i]->ElementId().CompareC( aArray[j]->ElementId() ) == 0 )
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                {
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                // convert elementID to 16-bit for event logger
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                TPtrC8 id( aArray[i]->ElementId() );
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                HBufC* conv = HBufC::NewLC( id.Length() );
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                TPtr uniptr( conv->Des() );
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                CnvUtfConverter::ConvertToUnicodeFromUtf8( uniptr, id );
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                TRACE( T_LIT("ERROR: Found duplicate element ID (%S)!"), &uniptr );
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                CleanupStack::PopAndDestroy();
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                return EFalse;
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                }
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            }
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        }
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    // All elements ok
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    return ETrue;
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    }
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// ---------------------------------------------------------------------------
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// CBSStorage::VerifyDataL
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// ---------------------------------------------------------------------------
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//
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TBool CBSStorage::VerifyDataL( RBSObjOwningPtrArray<MBSElement>& aArray,
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                                    TBool aIgnoreEmptyID /* = EFalse */ )
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    {
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    return VerifyDataL( aArray.Array(), aIgnoreEmptyID );
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    }
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   301
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// ---------------------------------------------------------------------------
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// CBSStorage::ProposeFileNameL
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// ---------------------------------------------------------------------------
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//
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TPtrC CBSStorage::ProposeFileNameL()
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    {
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    if( !iFilename )
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        {
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        User::Leave( KErrNotReady );
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        }
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    return iFilename->Des();
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    }
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   314
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// ---------------------------------------------------------------------------
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// CBSStorage::ProposeFileNameL
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// ---------------------------------------------------------------------------
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//
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TPtrC CBSStorage::ProposedDirL()
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    {
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    if( !iFilename )
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        {
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        User::Leave( KErrNotReady );
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        }
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    return iDir;
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   326
    }
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   327
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parents:
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   328
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// ---------------------------------------------------------------------------
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// CBSStorage::GetListOfFiles()
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// ---------------------------------------------------------------------------
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//
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   333
void CBSStorage::GetListOfFilesL( RArray<TPtrC>& aFileList )
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   334
    {
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    TInt count = iElements.Count();
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    for( TInt i = 0; i < count; i++ )
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   337
        {
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        AppendFilesL( iElements[i], aFileList );
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   339
        }
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   340
    }
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   341
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// ---------------------------------------------------------------------------
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// CBSStorage::AppendFiles()
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// ---------------------------------------------------------------------------
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   345
//
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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   346
void CBSStorage::AppendFilesL( MBSElement* aElement, RArray<TPtrC>& aFileList )
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    {
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    if( !aElement )
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        {
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        // invalid element
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        return;
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        }
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   353
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    TBSElementType type = aElement->ElementType();
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    if( EBSList == type )
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        {
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        TArray<MBSElement*> list = aElement->GetStructureL();
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   358
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   359
        TInt count = list.Count();
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        for( TInt i = 0; i < count; i++ )
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   361
            {
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   362
            AppendFilesL( list[i], aFileList );
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            }
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   364
        }
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    else if( EBSFile == type )
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        {
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        TPtrC ptr( aElement->TextDataL() );
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        aFileList.Append( aElement->TextDataL() );
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        }
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    }
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   371
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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   372
// End of file