// Copyright (c) 2001-2009 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:

//

#ifndef __REDIRECT_H__

#define __REDIRECT_H__

#include <http/mhttpfilter.h>

#include <http/rhttpsession.h>

#include <http/cecomfilter.h>

#include "timerlogger.h"

class CDelimitedPath8;

class CDelimitedQuery8;

//##ModelId=3B1E52A00353

class CRedirectFilter : public CEComFilter, public MHTTPFilter

	{

 public:

	static CEComFilter* InstallFilterL(TAny* aSession);	

	//##ModelId=3B1E52A0039D

	~CRedirectFilter();

public:	// Methods from MHTTPFilterBase

	// @see MHTTPFilterBase::MHFRunL

	//##ModelId=3B1E52A0039A

	virtual void MHFRunL(RHTTPTransaction aTransaction, const THTTPEvent& aEvent);

	// @see MHTTPFilterBase::MHFSessionRunL

	virtual void MHFSessionRunL(const THTTPSessionEvent& aEvent);

	// @see MHTTPFilterBase::MHFRunError

	//##ModelId=3B1E52A00391

	virtual TInt MHFRunError(TInt aError, RHTTPTransaction aTransaction,

							 const THTTPEvent& aEvent);

	// @see MHTTPFilterBase::MHFSessionRunError

	virtual TInt MHFSessionRunError(TInt aError, const THTTPSessionEvent& aEvent);

public:	// Methods from MHTTPFilter

	// @see MHTTPFilter::MHFUnload

	//##ModelId=3B1E52A00389

	virtual void MHFUnload(RHTTPSession aSession, THTTPFilterHandle aHandle);

	// @see MHTTPFilter::MHFLoad

	//##ModelId=3B1E52A00386

	virtual void MHFLoad(RHTTPSession aSession, THTTPFilterHandle aHandle);

 private:

	//##ModelId=3B1E52A00385

	CRedirectFilter(RHTTPSession aSession);

	//ContructL also Installs the filter.

	//##ModelId=3B1E52A0037F

	void ConstructL(RHTTPSession aSession);

	// Function to handle the receipt of 301 Moved Permanently, 302 Found, 307 Moved Temporarily or 303 See Other

	//##ModelId=3B1E52A0037D

	void HandleRedirectL(RHTTPTransaction aTransaction,THTTPEvent::TTransactionWarning aWarningEvent);

	// Handle a 305 Use Proxy response

	//##ModelId=3B1E52A0037B

	void HandleUseProxyL(RHTTPTransaction aTransaction);

	// Sets the uri of aRequest to aUri.  If aUri is relative then complete it

	// using the host information from the request uri.

	// Note: according to the http spec a redirect should not use a relative uri 

	// but that does not stop some sites from doing it.

	void SetRedirectUriL(RHTTPRequest aRequest, const TUriC8& aUri) const;

    void EscapeEncodeUriL ( CUri8& aUri ) const;	

 private:

	// A count to make sure we delete at the right time.

	//##ModelId=3B1E52A00373

	TInt iLoadCount;

	//##ModelId=3BA6003B0264

	RStringPool iStringPool;

	//##ModelId=3BA6003B0250

	RHTTPSession iSession;

	const TStringTable&    iStringTable;

	__DECLARE_PERFORMANCE_LOG

	};

#endif //__REDIRECT_H_