genericservices/httputils/UriParser/GenericUriParser.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 02 Feb 2010 02:01:42 +0200
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// Copyright (c) 2007-2009 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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// This file contains the Parsing functionality for Generic URIs as 
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// specified in RFC 2396.
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// 
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//
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/**
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 @file GenericUriParser.h
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*/
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#ifndef __GENERICURIPARSER_H__
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#define __GENERICURIPARSER_H__
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// System includes
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#include <e32base.h>
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#include <uriutilscommon.h>
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// Local includes
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#include "TUriParserInternal.h"
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#include "UriUtilsInternal.h"
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/**
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	Dependencies : CUriParserBase.
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	Comments : Provides Parsing functionality for the Uri objects.
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	This is implemented as per RFC2396 for Parsing the Generic Uris. 
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	It uses 8-bit descriptors.
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	@internalComponent
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	@released
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*/
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class CGenericUriParser: public CBase
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	{
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public:	
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	static CGenericUriParser* NewL();
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	virtual ~CGenericUriParser();
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    inline void DoParseUri(const TPtrC8& aUri, TPtrC8 aComponent[]);
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protected:	
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	CGenericUriParser();
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	void ConstructL();
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	virtual TInt ParseScheme(const TPtrC8& aUri, TPtrC8& aScheme);
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	virtual TInt ParseAuthority(const TPtrC8& aUri, TPtrC8& aUserinfo, TPtrC8& aHost, TPtrC8& aPort, TBool aUseNetworkDelimiter);
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	virtual TInt ParsePath(const TPtrC8& aUri, TPtrC8& aPath);
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	virtual TInt ParseQuery(const TPtrC8& aUri, TPtrC8& aQuery);
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	virtual TInt ParseFragment(const TPtrC8& aUri, TPtrC8& aFragment);
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	//Internal Supporting method for Parsing
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	virtual TInt FindFirstUriDelimiter(const TPtrC8& aString, TDelimiterSearchFlag aSearchFlag);
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	};
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inline void CGenericUriParser::DoParseUri(const TPtrC8& aUri, TPtrC8 aComponent[])
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	{
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	// Parse the components
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	TPtrC8 uri(aUri);
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	TInt consumed = 0;
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	TPtrC8& scheme = aComponent[EUriScheme];
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	if( (consumed = ParseScheme(uri, scheme)) > 0 )
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		{
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		uri.Set(uri.Mid(consumed));
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		}
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	if( (consumed = ParseAuthority(uri, aComponent[EUriUserinfo], 
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		 aComponent[EUriHost], aComponent[EUriPort], IsNetworkScheme(scheme) )) > 0 )
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		{
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		uri.Set(uri.Mid(consumed));
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		}
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	if( (consumed = ParsePath(uri, aComponent[EUriPath])) > 0 )
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		{
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		uri.Set(uri.Mid(consumed));
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		}
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	if( (consumed = ParseQuery(uri, aComponent[EUriQuery])) > 0 )
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		{
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		uri.Set(uri.Mid(consumed));
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		}
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	if( (consumed = ParseFragment(uri, aComponent[EUriFragment])) > 0 )
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		{
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		uri.Set(uri.Mid(consumed));
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		}
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	}
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#endif	// __GENERICURIPARSER_H__
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