1 // Copyright (c) 2003-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 #ifndef __CHTTPREQUESTCOMPOSER_H__

    17 #define __CHTTPREQUESTCOMPOSER_H__

    18 

    19 #include <e32base.h>

    20 #include <http/thttphdrfielditer.h>

    21 #include <http/framework/ctxdata.h>

    22 #include <http/framework/logging.h>

    23 

    24 #include "mhttpmessagecomposerobserver.h"

    25 #include "rhttpmessagecomposer.h"

    26 #include "mhttprequest.h"

    27 

    28 class MHttpRequestObserver;

    29 

    30 class CHttpRequestComposer : public CTxData,

    31 							 public MHttpRequest,

    32 							 public MHttpMessageComposerObserver

    33 	{

    34 public:

    35 	

    36 	static CHttpRequestComposer* NewL(CProtTransaction& aProtTrans, MHttpRequestObserver& aObserver);

    37 	virtual ~CHttpRequestComposer();

    38 	

    39 	void NotifyMoreRequestBodyData();	

    40 	TBool RequestSent () const;

    41 	TBool IsSuspendedRequest() const;

    42 	void ResumeSuspendedRequest();

    43 	void CancelWaitFor100Continue();

    44 	

    45 private:	// methods from MHTTPDataSupplier, via CTxData

    46 

    47 	virtual TBool GetNextDataPart(TPtrC8& aDataPart);

    48 	virtual void ReleaseData();

    49 	virtual TInt OverallDataSize();

    50 	virtual TInt Reset();

    51 	

    52 private:	// methods from MHttpRequest

    53 

    54 	virtual void StartRequest();

    55 	virtual void CancelRequest();

    56 	virtual void RequestDataSent();

    57 	virtual TBool CheckRequestPendingComplete();

    58 	virtual TBool NeedDisconnectNotification();

    59 	virtual MHttpDataOptimiser* HttpDataOptimiser(TBool& aBatchingEnabled);

    60 	virtual void OnRequestSendTimeOut();

    61 	virtual TInt SendTimeOutValue();

    62 

    63 private:	// methods from MHttpMessageComposerObserver

    64 

    65 	virtual void StartLineL(TPtrC8& aMethod, TPtrC8& aRequestUri, TPtrC8& aVersion);

    66 	virtual TInt NextHeaderL(TPtrC8& aHeaderName, TPtrC8& aHeaderValue);

    67 	virtual MHTTPDataSupplier* HasBodyL();

    68 	virtual TInt NextTrailerL(TPtrC8& aHeaderName, TPtrC8& aHeaderValue);

    69 	virtual void MessageComplete();

    70 

    71 	virtual void MessageDataReadyL();

    72 

    73 	virtual TInt HandleComposeError(TInt aError);

    74 

    75 	virtual void Reserved_MHttpMessageComposerObserver();

    76 	

    77 private:

    78 

    79 	CHttpRequestComposer(CProtTransaction& aProtTrans, MHttpRequestObserver& aObserver);

    80 	void ConstructL();

    81 

    82 	void InitHeadersL();

    83 	TBool IsTrailerHeader(RStringF aHeader);

    84 	

    85 private:

    86     TBool                   iRequestHeaderSent;

    87     TBool                   iCorkingEnabled;

    88     TBool					iRequestSent;

    89 	TBool					iSuspendRequest;

    90 	const TStringTable&     iStringTable;

    91 	MHttpRequestObserver&	iObserver;

    92 	RStringPool				iStringPool;

    93 	RHTTPRequest			iRequest;	

    94 	THTTPHdrFieldIter		iFields;

    95 	TPtrC8					iData;

    96 	RHttpMessageComposer	iMessageComposer;

    97 	RHTTPTransactionPropertySet	iPropertySet;

    98 	RArray<RStringF>		iTrailerHeaders;

    99 

   100 public:

   101 

   102 	__FLOG_DECLARATION_MEMBER2

   103 	

   104 	};

   105 

   106 

   107 #endif	// __CHTTPREQUESTCOMPOSER_H__