upnpavcontrolpoint/avcpengine/src/upnpavcpenginehelper.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Wed, 18 Aug 2010 10:02:50 +0300
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/** @file
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* Copyright (c) 2005-2006 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 "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:  helper class
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*
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*/
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#include "upnpavcpenginehelper.h"
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namespace UpnpAVCPEngine 
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{
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// -----------------------------------------------------------------------------
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// UpnpAVCPEngine::StrToIntL
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// -----------------------------------------------------------------------------
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//    
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TInt StrToIntL(const TDesC8& aValue)  
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	{
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	TLex8 returnedLex( aValue );
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	TInt value;
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	User::LeaveIfError( returnedLex.Val( value ));
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	return value;    
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	}
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// -----------------------------------------------------------------------------
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// UpnpAVCPEngine::GetLastPathElementL
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// -----------------------------------------------------------------------------
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//   
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HBufC8* GetLastPathElementL(TDes8& aPath) 
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	{        
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	RemoveSlashes(aPath);
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	TInt index = aPath.LocateReverse('/');
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	if (index == KErrNotFound) 
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	    index = 0;
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	HBufC8* result = aPath.Right(aPath.Length() - index).AllocL();
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	TPtr8 ptr = result->Des();
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	RemoveSlashes(ptr);
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	aPath.Delete( index, aPath.Length() - index);
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	return result;                          
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	}
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// -----------------------------------------------------------------------------
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// UpnpAVCPEngine::ParsePathToElementsL
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// -----------------------------------------------------------------------------
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//   
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void ParsePathToElementsL(TPtr8 aPath, RPointerArray<TPtrC8>& aArray ) 
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	{
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	TChar delimiter('/');
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	RemoveSlashes(aPath);
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	TPtrC8 ptr(aPath);
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    TInt i = 0;
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	while(KErrNotFound != ptr.Locate(delimiter))
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	    {	
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	    aArray.Append( new (ELeave)TPtrC8() );
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		aArray[i]->Set(ptr.Left((ptr.Locate(delimiter))));
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    	ptr.Set(ptr.Right(ptr.Length() - (ptr.Locate(delimiter) + 1)) ); 
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	    i++;
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	    }
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	aArray.Append( new (ELeave) TPtrC8() );
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   	aArray[i]->Set(ptr);    		
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	}
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// -----------------------------------------------------------------------------
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// UpnpAVCPEngine::RemoveSlashes
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// -----------------------------------------------------------------------------
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//   
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void RemoveSlashes(TDes8& aPath) 
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	{
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	if (aPath.Length() > 0 && aPath[0] == '/' ) 
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		{        
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		aPath.Delete(0,1);
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		}
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	// remove ending '/' 
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	TInt length = aPath.Length();                
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	if (length > 0 && aPath[length-1] == '/' ) 
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		{
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		aPath.Delete(length-1,1);   
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		}	   
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	}
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}
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// End of File