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/*
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* Copyright (c) 2007-2008 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 "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:
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*
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*/
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#include <coemain.h>
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#include <bautils.h>
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#include <StringLoader.h>
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#include "hnmdlocalization.h"
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#include "hnmdlocalizationelement.h"
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#include "hnglobals.h"
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#include "hnconvutils.h"
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#include "hnutils.h"
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// ======== MEMBER FUNCTIONS ========
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/** Max param count */
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static const TInt KMaxParamsCount( 10 );
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const TInt KFileExtensionLength( 4 );
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_LIT(KLocalizationOneDes, "%U");
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_LIT(KLocalizationMoreDes, "%?U");
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_LIT(KLocalizationOneInt, "%N");
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_LIT(KLocalizationMoreInt, "%?N");
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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void CHnMdLocalization::ConstructL()
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{
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iCoeEnv = CCoeEnv::Static();
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ASSERT( iCoeEnv );
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}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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CHnMdLocalization* CHnMdLocalization::NewL()
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{
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CHnMdLocalization* self = CHnMdLocalization::NewLC();
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CleanupStack::Pop( self );
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return self;
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}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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CHnMdLocalization* CHnMdLocalization::NewLC()
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{
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CHnMdLocalization* self = new( ELeave ) CHnMdLocalization;
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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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//
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// ---------------------------------------------------------------------------
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//
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void CHnMdLocalization::AppendLocalizationsL( TXmlEngElement aElement )
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{
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RXmlEngNodeList< TXmlEngElement > children;
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CleanupClosePushL( children );
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aElement.GetChildElements( children );
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RPointerArray<CHnMdLocalizationElement> tempArray;
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CleanupClosePushL( tempArray );
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TInt count = children.Count();
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for ( TInt i( 0 ); i < count; i++ )
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{
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TXmlEngElement child = children.Next();
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if ( !child.Name().Compare( KLocalizationElementName8 ) )
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{
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RBuf8 namespac;
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CleanupClosePushL( namespac );
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if ( child.HasAttributeL( KNameSpaceAttrName8 ) )
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{
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HnUtils::SetAttributeL( child, KNameSpaceAttrName8, namespac );
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if ( !IsDuplicateL( namespac ) )
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{
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CHnMdLocalizationElement* element =
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CHnMdLocalizationElement::NewL( child );
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AppendElementL( element ); // ownership transfered
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}
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}
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CleanupStack::PopAndDestroy( &namespac );
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}
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}
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CleanupStack::PopAndDestroy( &tempArray );
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CleanupStack::PopAndDestroy( &children );
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}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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const CHnMdLocalizationElement* CHnMdLocalization::ElementByNamespace(
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const TDesC& aNamespace ) const
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{
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TInt count = iInternalLocalization.Count();
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const CHnMdLocalizationElement* element = NULL;
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for ( TInt i = 0; i < count; i++ )
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{
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const CHnMdLocalizationElement* tmp = iInternalLocalization[i];
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if ( !tmp->Namespace().Compare( aNamespace) )
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{
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element = tmp;
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break;
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}
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}
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return element;
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}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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CHnMdLocalization::CHnMdLocalization()
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{
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}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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CHnMdLocalization::~CHnMdLocalization()
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{
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iInternalLocalization.ResetAndDestroy();
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for( TInt i( 0 ); i < iInternalOffset.Count(); i++ )
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{
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iCoeEnv->DeleteResourceFile( iInternalOffset[i] );
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}
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iInternalOffset.Close();
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}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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void CHnMdLocalization::AppendElementL( CHnMdLocalizationElement* aElement )
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{
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if( IsInternalL( aElement->Source() ) )
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{
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iInternalLocalization.AppendL( aElement );
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if( IsResourceFile (aElement->Source()) )
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{
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TInt offset( 0 );
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TRAPD( err, offset = iCoeEnv->AddResourceFileL( *(aElement->SourcePath()) ) );
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if ( !err )
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{
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iInternalOffset.AppendL( offset );
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}
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}
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}
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}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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TBool CHnMdLocalization::IsDuplicateL( TDesC8& aNamespace )
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{
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HBufC* namespac = HnConvUtils::Str8ToStrLC( aNamespace );
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TBool isDuplicate( IsDuplicateL( *namespac ) );
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CleanupStack::PopAndDestroy( namespac );
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return isDuplicate;
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}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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TBool CHnMdLocalization::IsDuplicateL( TDesC& aNamespace )
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{
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TBool isDuplicate( EFalse );
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if ( ElementByNamespace( aNamespace ) != NULL )
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{
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isDuplicate = ETrue;
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}
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return isDuplicate;
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}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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TBool CHnMdLocalization::IsInternalL( const TDesC& aName )
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{
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TBool isInternal( EFalse );
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_LIT( KDot, "." );
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TInt offset( aName.Find( KDot ) );
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if( offset != KErrNotFound )
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{
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if( aName.Left( offset ).Compare( KFolderSuite ) == KErrNone )
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{
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isInternal = ETrue;
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}
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}
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return isInternal;
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}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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TBool CHnMdLocalization::IsResourceFile( const TDesC& aFileName )
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{
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TInt pos = aFileName.Find( KExtension );
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if( aFileName.Right( KFileExtensionLength ).Compare( KExtensionRsc ) )
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{
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TBuf<2> tail;
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tail.Copy(aFileName.Right(2));
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for (TInt i = 0; i < tail.Length(); i++ )
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{
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TChar c = tail[i];
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if ( !c.IsDigit() )
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{
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pos = KErrNotFound;
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break;
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}
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}
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}
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return pos == ( aFileName.Length() - KFileExtensionLength );
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}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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HBufC* CHnMdLocalization::LoadL( const TDesC& aResourceName,
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const CDesC16Array* aDesParams, const CArrayFix<TInt>* aIntParams )
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{
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TInt position = aResourceName.Locate(':');
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HBufC* res = NULL;
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if( position!= KErrNotFound )
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{
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TPtrC resourceName = aResourceName.Mid(position + 1);
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TPtrC locName = aResourceName.Left(position);
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const CHnMdLocalizationElement* localization =
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ElementByNamespace( locName );
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// if there is not namaspace defined, check may it is file in format
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// myapp.rsc:id
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if (!localization && !IsDuplicateL( locName ) && IsResourceFile( locName ))
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{
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// let's try to add namespace
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CHnMdLocalizationElement* element =
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CHnMdLocalizationElement::NewL( locName, locName);
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AppendElementL(element); // ownership transfered
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localization = ElementByNamespace( locName );
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}
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if( localization && IsResourceFile( localization->Source() ) && localization->SourceExists() )
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{
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HBufC8* resourceName8 = HBufC8::NewLC(resourceName.Length());
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resourceName8->Des().Copy(resourceName);
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TInt resourceId (KErrNotFound);
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TRAPD(err, resourceId =
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const_cast<CHnMdLocalizationElement*>(localization)->FindResourceIdL(resourceName8) );
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if ( err != KErrNone ) // maybe it was only number
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{
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err = HnConvUtils::Str8ToInt(*resourceName8, resourceId);
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}
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User::LeaveIfError(err);
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if ( iCoeEnv->IsResourceAvailableL( resourceId ) )
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{
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res = iCoeEnv->AllocReadResourceL( resourceId );
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}
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CleanupStack::PopAndDestroy( resourceName8 );
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}
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}
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if (!res) // it mean that we dont have localization item for it
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{
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res = aResourceName.AllocL();
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}
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if ((aDesParams && aDesParams->Count()) ||
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(aIntParams && aIntParams->Count()))
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{
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CleanupStack::PushL(res);
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HBufC* formatted = FormatTextL(*res, aDesParams, aIntParams);
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CleanupStack::PopAndDestroy(res);
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res = formatted;
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}
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return res;
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}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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HBufC* CHnMdLocalization::FormatTextL( const TDesC& aTextToFormat,
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const CDesC16Array* aDesParams, const CArrayFix<TInt>* aIntParams )
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{
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HBufC* res = aTextToFormat.AllocL();
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TInt noParams(0);
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if (aDesParams)
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noParams += aDesParams->Count();
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if (aIntParams)
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noParams += aIntParams->Count();
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if (noParams > KMaxParamsCount)
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User::Leave( KErrNotSupported );
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// let's check if we have descriptors to format
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if( aDesParams && aDesParams->Count() )
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{
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// if we have only one we match to %U
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if (aDesParams->Count() == 1)
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{
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if ( res->FindC(KLocalizationOneDes) != KErrNotFound )
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{
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TPtrC16 param = aDesParams->MdcaPoint(0);
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HBufC* dest = HBufC::NewL( res->Length() +
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param.Length() * KMaxParamsCount );
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TPtr destDes(dest->Des());
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StringLoader::Format( destDes, *res, -1, param );
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delete res;
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res = dest;
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}
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}
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// and we match for format %(index)U
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TBufC<3> descformat(KLocalizationMoreDes);
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TInt desIndexUsed(0);
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for (TInt i = 0; i < noParams && desIndexUsed < aDesParams->Count(); i++)
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{
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descformat.Des()[1] = '0'+ i; // replace index infromation
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if ( res->FindC( descformat ) != KErrNotFound )
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{
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TPtrC16 param = aDesParams->MdcaPoint(desIndexUsed++);
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HBufC* dest = HBufC::NewL( res->Length() +
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param.Length() * KMaxParamsCount );
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TPtr destDes(dest->Des());
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StringLoader::Format( destDes, *res, i, param );
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delete res;
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res = dest;
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}
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}
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}
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// let's check if we have numbers to format
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if( aIntParams && aIntParams->Count() )
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{
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// if we have only one we match to %N
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if (aIntParams->Count() == 1)
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{
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if ( res->FindC(KLocalizationOneInt) != KErrNotFound )
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{
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HBufC* dest = HBufC::NewL( res->Length() +
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sizeof(TInt) * KMaxParamsCount );
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TPtr destDes(dest->Des());
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StringLoader::Format( destDes, *res, -1, aIntParams->At(0) );
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delete res;
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res = dest;
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}
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}
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// and we match for format %(index)N
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TBufC<3> format(KLocalizationMoreInt);
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TInt numberUsed(0);
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for (TInt i = 0; i < noParams && numberUsed < aIntParams->Count(); i++)
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{
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format.Des()[1] = '0'+ i;
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if ( res->FindC(format) != KErrNotFound )
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{
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HBufC* dest = HBufC::NewL( res->Length() +
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sizeof(TInt)* KMaxParamsCount );
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TPtr destDes(dest->Des());
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StringLoader::Format( destDes, *res, i, aIntParams->At(numberUsed++) );
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delete res;
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res = dest;
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}
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}
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}
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return res;
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}
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