/*

 * 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: CCaLocalizerScannerProxy.cpp

 *

 */

#include <badesca.h>

#include <f32file.h>

#include <qtranslator.h>

#include <calocalizationentry.h>

#include <hbtextresolversymbian.h>

//#include "cainternaltypes.h"

#include "caarraycleanup.inl"

#include "calocalizerscannerproxy.h"

#include "castorageproxy.h"

#include "cadef.h"

#include "cainnerquery.h"

#include "cainnerentry.h"

#include "casqlcommands.h"

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

// CCaLocalizerScannerProxy::NewL

// Two-phased constructor.

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

//

CCaLocalizerScannerProxy* CCaLocalizerScannerProxy::NewL(

        CCaStorageProxy* aStorageProxy )

    {

    CCaLocalizerScannerProxy* self = CCaLocalizerScannerProxy::NewLC(

        aStorageProxy );

    CleanupStack::Pop( self );

    return self;

    }

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

// CCaLocalizerScannerProxy::NewLC

// Two-phased constructor.

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

//

CCaLocalizerScannerProxy* CCaLocalizerScannerProxy::NewLC(

        CCaStorageProxy* aStorageProxy )

    {

    CCaLocalizerScannerProxy* self = new( ELeave ) CCaLocalizerScannerProxy(

        aStorageProxy );

    CleanupStack::PushL( self );

    self->ConstructL();

    return self;

    }

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

// CCaLocalizerScannerProxy::ConstructL

// Symbian 2nd phase constructor can leave.

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

//

void CCaLocalizerScannerProxy::ConstructL()

    {

	iRecentQmFile.CreateL( KCaMaxAttrLenght );

    UpdateLocalNamesL();

    }

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

// CCaLocalizerScannerProxy::CCaLocalizerScannerProxy

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

// might leave.

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

//

CCaLocalizerScannerProxy::CCaLocalizerScannerProxy(

        CCaStorageProxy* aStorageProxy ) :

    iStorageProxy( aStorageProxy )

    {

    }

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

// CCaLocalizerScannerProxy::~CCaLocalizerScannerProxy

// Destructor.

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

//

CCaLocalizerScannerProxy::~CCaLocalizerScannerProxy()

    {

	iRecentQmFile.Close();

    }

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

// CCaLocalizerScannerProxy::GetLocalizationRowsL

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

//

void CCaLocalizerScannerProxy::GetLocalizationRowsL( RPointerArray<

        CCaLocalizationEntry>& aLocals )

    {

    if( iStorageProxy )

        {

        iStorageProxy->GetLocalizationsL( aLocals );

        }

    }

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

// CCaLocalizerScannerProxy::UpdateLocalNamesL

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

//

void CCaLocalizerScannerProxy::UpdateLocalNamesL()

    {

    RPointerArray<CCaLocalizationEntry> locals;

    CleanupResetAndDestroyPushL( locals );

    RPointerArray<CCaInnerEntry> entries;

    CleanupResetAndDestroyPushL( entries );

    RArray<TInt> ids;

    CleanupClosePushL( ids );

    //gets all localizations

    GetLocalizationRowsL( locals );

    TInt locCount = locals.Count();

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

        {

        ids.Append( locals[i]->GetRowId() );

        }    

    CCaInnerQuery* query = CCaInnerQuery::NewLC();

    query->SetIdsL( ids );

    iStorageProxy->GetEntriesL( query, entries ); 

    CleanupStack::PopAndDestroy( query );

    HBufC16* localizedName;

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

        {

        localizedName = GetLocalizedNameLC( locals[i] );

        if( locals[i]->GetAttributeName().Compare( KColumnEnText) == 0

                && !localizedName->Compare(

                    GetEntryText( entries, locals[i]->GetRowId() ) ) == 0 

                ||

            locals[i]->GetAttributeName().Compare( KColumnEnDescription) == 0

                && !localizedName->Compare(

                    GetEntryDescription( entries, locals[i]->GetRowId() ) ) == 0 )

            // translations different than text

            {

            locals[i]->SetLocalizedStringL( *localizedName );

            iStorageProxy->LocalizeEntryL( *( locals[i] ) );

            }

        CleanupStack::PopAndDestroy( localizedName );

        }

    HbTextResolverSymbian::Init( _L(""), KLocalizationFilepathZ );

    CleanupStack::PopAndDestroy( &ids );

    CleanupStack::PopAndDestroy( &entries );

    CleanupStack::PopAndDestroy( &locals );

    }

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

// 

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

//

HBufC* CCaLocalizerScannerProxy::GetLocalizedNameLC(

		const CCaLocalizationEntry* aLocEntry)

    {

	if( iRecentQmFile.Compare( aLocEntry->GetQmFilename() ) )

		{

	       if( !HbTextResolverSymbian::Init( aLocEntry->GetQmFilename(), KLocalizationFilepathC ) )

	          {

	          if( !HbTextResolverSymbian::Init( aLocEntry->GetQmFilename(), KLocalizationFilepathZ ) )

	              {

	              // this should not be called too often 

	              TChar currentDriveLetter;

	              TDriveList driveList;

	              RFs fs;

	              User::LeaveIfError( fs.Connect() );

	              User::LeaveIfError( fs.DriveList( driveList ) );

	              RBuf path;

	              path.Create( KLocalizationFilepath().Length() + 1 );

	              CleanupClosePushL( path );

	              for ( TInt driveNr=EDriveY; driveNr >= EDriveA; driveNr-- )

	                  {

	                  if ( driveList[driveNr] )

	                      {

	                      User::LeaveIfError( fs.DriveToChar( driveNr,

	                              currentDriveLetter ) );

	                      path.Append( currentDriveLetter );

	                      path.Append( KLocalizationFilepath );

	                      if( HbTextResolverSymbian::Init( aLocEntry->GetQmFilename(), path ) )

	                          {

	                          break;

	                          }

	                      }

	                  path.Zero();

	                  }

	              CleanupStack::PopAndDestroy( &path );

	              fs.Close();

	              }

	           }

        // keeping last qm filename to avoid another initialization

	    iRecentQmFile.Close();

	    iRecentQmFile.Create( aLocEntry->GetQmFilename().Length() );

	    iRecentQmFile.Copy( aLocEntry->GetQmFilename() );

		}

	return HbTextResolverSymbian::LoadLC( aLocEntry->GetStringId() );

    }

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

//  

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

//

const TDesC& CCaLocalizerScannerProxy::GetEntryText(

        const RPointerArray<CCaInnerEntry>& aEntries, TInt aId )

    {

    TInt entriesCount = aEntries.Count();

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

        {

        if( aEntries[i]->GetId() == aId )

            {

            return aEntries[i]->GetText();

            }

        }

    return KNullDesC();

    }

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

//  

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

//

const TDesC& CCaLocalizerScannerProxy::GetEntryDescription(

        const RPointerArray<CCaInnerEntry>& aEntries, TInt aId )

    {

    TInt entriesCount = aEntries.Count();

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

        {

        if( aEntries[i]->GetId() == aId )

            {

            return aEntries[i]->GetDescription();

            }

        }

    return KNullDesC();

    }