// Copyright (c) 2003-2009 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:

// defines test classes: CTestMessageParser

// 

//

#include "ctestmessageparser.h"

#include <inetprottextutils.h>

#include <httpstringconstants.h>

#include <http/rhttpheaders.h>

_LIT8(KUri, "http://www.connecting.nokia.com");

_LIT8(KHeaderSeparator,	"\n");

//Various http response messages which has to be parsed

_LIT8(KMessageResponseData1, "HTTP/1.1 200 OK\r\nDate: Tue, 04 Aug 2009 10:49:50 GMT\r\nServer: Apache/2.2.11 (Unix)\r\nLast-Modified: Thu, 16 Jul 2009 12:06:00 GMT\r\nETag: 4c0f49-329-46ed17eb73a00 \r\nAccept-Ranges: bytes\r\n\r\n ");

_LIT8(KMessageResponseData2, "HTTP/1.1 200 OK\r\nDate: Tue, 04 Aug 2009 10:49:59 GMT\r\nServer: Apache/2.2.11 (Unix)\r\nLast-Modified: Thu, 16 Jul 2009 12:06:00 GMT\r\nETag: 4c134b-cbc-46ed17eb73a00 \r\nAccept-Ranges: bytes\r\nContent-Length: 3260\r\nKeep-Alive: timeout=5, max=88\r\nConnection: Keep-Alive\r\nContent-Type: image/png\r\n\r\n ");

_LIT8(KMessageResponseData3, "HTTP/1.1 200 OK\r\nDate: Tue, 04 Aug 2009 10:49:59 GMT\r\nServer: Apache\r\nConnection: Close\r\nTransfer-Encoding: chunked\r\nContent-Type: 	text/html\r\n\r\n ");

_LIT8(KMessageResponseData4, "HTTP/1.1 200 OK\r\nDate: Tue, Date: Tue, 22 Sep 2009 04:27:56 GMT\r\nServer: Apache\r\nContent-Encoding: gzip\r\nContent-Length: 6355\r\nContent-Type: text/html\r\nExpires: Tue, 22 Sep 2009 04:27:56 GMT\r\nCache-Control: 	max-age=0, no-cache\r\nPragma: no-cache\r\nConnection: close\r\nVary: Accept-Encoding\r\n\r\n ");

CTestMessageParser* CTestMessageParser::NewL(MTestObserver& aObserver)

	{

	CTestMessageParser* self = new(ELeave) CTestMessageParser(aObserver);

	CleanupStack::PushL(self);

	self->ConstructL();

	CleanupStack::Pop(self);

	return self;

	}

CTestMessageParser::~CTestMessageParser()

	{

	delete iBuffer;

	iBuffer = NULL;

	iTransaction.Close();

	iSession.Close();

	iMessageParser.Close();	

	Cancel();

	}

CTestMessageParser::CTestMessageParser(MTestObserver& aObserver)

: CActive(CActive::EPriorityStandard), iObserver(aObserver)

	{

	CActiveScheduler::Add(this);

	}

void CTestMessageParser::ConstructL()

	{

	iBuffer = NULL;

	iSession.OpenL();

	iStringPool = iSession.StringPool();

	iMessageParser.OpenL(*this);

	TUriParser8 up;

	up.Parse(KUri);

	iTransaction = iSession.OpenTransactionL(up, *this, iSession.StringPool().StringF(HTTP::EGET,RHTTPSession::GetTable()));

	}

void CTestMessageParser::StartRequest(TInt aMessageType)

	{

	iMessageType = aMessageType;

	// Self-complete to kick-off the test.

	CompleteSelf();

	}

void CTestMessageParser::CompleteSelf()

	{

	TRequestStatus* pStat = &iStatus;

	User::RequestComplete(pStat, KErrNone);

	SetActive();

	}

void CTestMessageParser::DoReset()

	{

	// Reset the parser and update the reset state.

	}

/*

 *	Methods from CActive

 */

void CTestMessageParser::RunL()

	{

	// Reset the test case data

	// Start the parser...

	iMessageParser.ReceivedMessageData();

	}

void CTestMessageParser::DoCancel()

	{

	// Do nothing...

	}

TInt CTestMessageParser::RunError(TInt /*aError*/)

	{

	// Inform the observer of the error

	return KErrNone;

	}

/*

 *	Methods from MHttpMessageParserObserver

 */

void CTestMessageParser::GetDataPacket(TPtrC8& aData)

	{

	//_LIT8(KMessageResponseData, "HTTP/1.1 200 OK\r\n Date: Tue, 04 Aug 2009 10:49:50 GMT\r\n Server: Apache/2.2.11 (Unix)\r\n Last-Modified: Thu, 16 Jul 2009 12:06:00 GMT\r\n ETag: 4c0f49-329-46ed17eb73a00 \r\n Accept-Ranges: bytes\r\n \r\n "); 

	switch(iMessageType)

		{

		case 1:

			iBuffer = KMessageResponseData1().AllocL();

			break;

		case 2:

			iBuffer = KMessageResponseData2().AllocL();

			break;

		case 3:

			iBuffer = KMessageResponseData3().AllocL();

			break;

		case 4:

			iBuffer = KMessageResponseData4().AllocL();

			break;

		default:

			break;

		}

	aData.Set(*iBuffer);

	}

void CTestMessageParser::ReleaseDataPacket()

	{

	}

void CTestMessageParser::StartLineL(const TDesC8& aStartLine)

	{

	// The RFC2616 defines the Status-Line as follows - 

	// 

	// Status-Line = HTTP-Version SP Status-Code SP Reason-Phrase CRLF

	//

	// First extract the HTTP-Version

	TPtrC8 data = aStartLine;

	User::LeaveIfError(InetProtTextUtils::RemoveWhiteSpace(data, InetProtTextUtils::ERemoveLeft));

	// HTTP-Version = "HTTP" "/" 1*DIGIT "." 1*DIGIT

	TInt consumed = data.Locate('/');

	User::LeaveIfError(consumed);

	RStringPool stringPool = iTransaction.Session().StringPool();

	TPtrC8 http = data.Left(consumed);

	if( http.CompareF(stringPool.StringF(HTTP::EHTTP, RHTTPSession::GetTable()).DesC()) != 0 )

		User::Leave(KErrCorrupt);

	// Skip past the HTTP and "/"

	data.Set(data.Mid(consumed + 1));

	// Extract the major version number

	TInt major;

	consumed = InetProtTextUtils::ConvertDescriptorToInt(data, major);

	User::LeaveIfError(consumed);

	// Skip past major version number and the "."

	data.Set(data.Mid(consumed + 1));

	// Extract the minor version number

	TInt minor;

	consumed = InetProtTextUtils::ConvertDescriptorToInt(data, minor);

	User::LeaveIfError(consumed);

	// Skip past minor version number and the SP

	data.Set(data.Mid(consumed + 1));

	// Clear any extra surrounding whitespace

	User::LeaveIfError(InetProtTextUtils::RemoveWhiteSpace(data, InetProtTextUtils::ERemoveBoth));

	// Extract the status code

	TInt status;

	consumed = InetProtTextUtils::ConvertDescriptorToInt(data, status);

	User::LeaveIfError(consumed);

	if( data.Length() > consumed )

		{

		// Skip past status code and the SP

		data.Set(data.Mid(consumed + 1));

		// Remaining data is the status reason - trim any leading whitespace as right side already trimmed

		User::LeaveIfError(InetProtTextUtils::RemoveWhiteSpace(data, InetProtTextUtils::ERemoveLeft));

		}

	else

		{

		// No reason phrase following the status code

		data.Set(KNullDesC8());

		}

	// Populate transaction with Status-Line info

	RStringF reason = stringPool.OpenFStringL(data);

	RHTTPResponse response = iTransaction.Response();

	TVersion version(major, minor, 0);

	response.SetVersion(version);

	response.SetStatusCode(status);

	response.SetStatusText(reason);

	reason.Close();

	}

void CTestMessageParser::HeaderL(const TDesC8& aFieldName, TDesC8& aFieldValue)

	{

	RStringPool stringPool = iTransaction.Session().StringPool();

	RStringF name = stringPool.OpenFStringL(aFieldName);

	CleanupClosePushL(name);

	iHTTPHeaders = iTransaction.Response().GetHeaderCollection();

	iHTTPHeaders.SetRawFieldL(name, aFieldValue, KHeaderSeparator);

	CleanupStack::PopAndDestroy(&name);	

	}

TInt CTestMessageParser::BodySizeL()

	{

	return ENoBody;

	}

void CTestMessageParser::BodyChunkL(const TDesC8& /*aData*/)

	{

	}

void CTestMessageParser::BodyCompleteL()

	{

	}

void CTestMessageParser::MessageCompleteL(const TPtrC8& /*aExcessData*/)

	{

	iObserver.NotifyComplete();

	}

TInt CTestMessageParser::HandleParserError(TInt /*aError*/)

	{

	return KErrNone;

	}

void CTestMessageParser::Reserved_MHttpMessageParserObserver()

	{

	User::Invariant();

	}

TInt CTestMessageParser::MHFRunError(TInt /*aError*/, RHTTPTransaction /*aTransaction*/, const THTTPEvent& /*aEvent*/)

	{

	return KErrNone;

	}

void CTestMessageParser::MHFRunL(RHTTPTransaction /*aTransaction*/, const THTTPEvent& /*aEvent*/)

	{

	}