/*

* Copyright (c) 2005 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:  CXcapHttpTransport 

*

*/

#ifndef __XCAPHTTPTRANSPORT__

#define __XCAPHTTPTRANSPORT__

// INCLUDES

#include <http.h>

#include <XdmCredentials.h>

//COMMON CONSTANTS

_LIT( KTransportLogFile,                        "HttpTransport" );

const TInt KTransportLogBufMaxSize              = 2000;

_LIT( KTransportDateFormat,                     "%D%M%Y%/0%1%/1%2%/2%3%/3 %:0%H%:1%T%:2%S.%C%:3");

const TInt KMaxSubmitSize                       = 1024;

const TInt KMaxHeaderNameLen                    = 32;

const TInt KMaxHeaderValueLen                   = 128;

const TInt KBufferMaxSize                       = 2048;

//FORWARD DECLARATIONS

class CXdmLogWriter;

class MMsgConnManager;

class CXcapHttpReqGet;

class CXcapHttpReqPut;

class CXcapHttpReqDelete;

class CXcapHttpAuthManager;

class CXcapHttpReqMkcol;

class CXcapHttpReqHead;

// CLASS DECLARATION

class CXcapHttpTransport : public CBase

    {

    public:  // Constructors and destructor

        /**

        * Symbian OS default constructor.

        */     

        IMPORT_C static CXcapHttpTransport* NewL( const TDesC& aRootUri,

                                                  MMsgConnManager& aConnManager,

                                                  const TXdmCredentials& aDigestCredentials );

        /**

        * A global logging function for 8 bit data.

        * @param aCommand command to be handled

        */

        IMPORT_C TPtrC8 RootUri();

        /**

        * Send one IMPS message.

        */

        IMPORT_C CXcapHttpReqGet* GetL( const TDesC& aUri );

        /**

        * Send one IMPS message.

        */

        IMPORT_C CXcapHttpReqPut* PutL( const TDesC& aUri );

        /**

        * Send one IMPS message.

        */

        IMPORT_C CXcapHttpReqMkcol* MkcolL( const TDesC& aUri );

        /**

        * Send one IMPS message.

        */

        IMPORT_C CXcapHttpReqHead* HeadL( const TDesC& aUri );

        /**

        * Send one IMPS message.

        */

        IMPORT_C CXcapHttpReqDelete* DeleteL( const TDesC& aUri );

        /**

        * Stores the address of the proxy currently in use

        * @param aProxy Address of the HTTP proxy server

        */

        IMPORT_C void SetRootUriL( const TDesC& aRootUri );

        /**

        * Destructor.

        */      

        IMPORT_C virtual ~CXcapHttpTransport();

    public:   //New functions   

        /**

        * A global logging function for 8 bit data.

        * @param aCommand command to be handled

        */

        static TXdmCredentials& Credentials();

    #ifdef _DEBUG

        /**

        * A global logging function for 8 bit data.

        * @param aCommand command to be handled

        */

        void WriteToLog( TRefByValue<const TDesC8> aFmt,... ) const;

        /**

        * A global logging function for 16 bit data.

        * @param aCommand command to be handled

        */

        void WriteToLog( TRefByValue<const TDesC> aFmt,... ) const;

    #endif //_DEBUG

    private:

        /**

        * C++ default constructor.

        */      

        CXcapHttpTransport( MMsgConnManager& aConnManager );

        /**

        * Symbian OS default constructor.

        * @param aMimeType MIME type of the messages

        */     

        void ConstructL( const TDesC& aRootUri, const TXdmCredentials& aDigestCredentials );

        /**

        * Symbian OS default constructor.

        * @param aMimeType MIME type of the messages

        */     

        HBufC8* ConstructRequestUriLC( const TDesC& aDocumentSelector );

        /**

        * Initialises an HTTP session

        */

        void InitialiseSessionL();

    private: //Data

        TBool                                       iCredValidity;

        TBool                                       iSessionClosed;

        HBufC8*                                     iRootUri;

        HBufC8*                                     iProxyBuffer;

        RHTTPSession                                iHttpSession;

        CXdmLogWriter*                              iLogWriter;

        MMsgConnManager&                            iConnManager;

        CXcapHttpAuthManager*                       iAuthManager;

    };

#endif

// End of File