/*

* Copyright (c) 2002-2005 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:    Header declaration

*

*/

#ifndef SEN_HTTP_CHANNEL_TRANSPORT_PLUGIN_H

#define SEN_HTTP_CHANNEL_TRANSPORT_PLUGIN_H

// INCLUDES

#include <e32base.h>

#include <s32strm.h>

#include <s32file.h>    // filestream

#include <flogger.h>

#include "sendebug.h"

#include "sentransport.h"

#include "msencoreservicemanager.h"

#include "msenremoteserviceconsumer.h"

#include "msenservicesession.h"

#include "senpointermap.h"

#include "senresponseobserver.h"

#include "SenHttpTransportProperties.h"

#include <SenServiceConnection.h>

// CONSTANTS

_LIT8(KSenHttpChannelTransportUriScheme,        "http");

_LIT8(KSenHttpChannelUserAgentHeaderDefault,    "Serene");

_LIT8(KSenHttpChannelAcceptHeaderDefault,       "text/xml");

// FORWARD DECLARE

class CSenHttpChannel;

class CSenHttpSyncRequester;

class CSenLayeredHttpTransportProperties;

class CSenIdentityProvider;

class CSenSoapEnvelope2;

// TYPE DEF

typedef RSenPointerMap<MSenRemoteServiceConsumer, TInt> RConsumerMap;

typedef RSenPointerMap<MSenServiceSession, TInt> RSessionMap;

/**********************************************************************

 Here is the full list of HTTP error codes

 (taken from: \src\common\generic\application-protocols\http\inc\httperr.h)

       KErrHttpEncodeDefault                     -7200 

       KErrHttpEncodeAccept                      -7201 

       KErrHttpEncodeAcceptCharset               -7202 

       KErrHttpEncodeQValue                      -7203 

       KErrHttpEncodeAuthorization               -7204 

       KErrHttpEncodeBasicAuth                   -7205 

       KErrHttpEncodeDigestAuth                  -7206 

       KErrHttpEncodeConnection                  -7207 

       KErrHttpEncodeContentLength               -7208 

       KErrHttpEncodeContentType                 -7209 

       KErrHttpEncodeHost                        -7210 

       KErrHttpEncodeHostPort                    -7211 

       KErrHttpEncodeTransferEncoding            -7212 

       KErrHttpEncodeUserAgent                   -7213 

       KErrHttpEncodeDate                        -7214 

       KErrHttpEncodeCookie                      -7215 

       KErrHttpEncodeCacheControl                -7216 

       KErrHttpEncodePragma                      -7217 

       KErrHttpEncodeIfMatch                     -7218 

       KErrHttpEncodeIfNoneMatch                 -7219 

       KErrHttpEncodeIfModifiedSince             -7220 

       KErrHttpEncodeIfUnmodifiedSince           -7221 

       KErrHttpEncodeCookie2                     -7222 

       KErrHttpEncodeContentLanguage             -7223 

       KErrHttpEncodeDoWWWAuthenticate           -7224 

       KErrHttpEncodeDoAge                       -7225 

       KErrHttpEncodeDoVary                      -7226 

       KErrHttpEncodeDoContentLanguage           -7227 

       KErrHttpEncodeContentEncoding             -7228 

       KErrHttpEncodeContentLocation             -7229 

       KErrHttpEncodeContentMD5                  -7230 

       KErrHttpEncodeAcceptLanguage              -7231 

       KErrHttpEncodeAcceptEncoding              -7232 

       KErrHttpEncodeTE                          -7233 

       KErrHttpDecodeMalformedDate               -7260 

       KErrHttpDecodeMalformedYear               -7261 

       KErrHttpDecodeMalformedMonth              -7262 

       KErrHttpDecodeMalformedDay                -7263 

       KErrHttpDecodeMalformedWkDay              -7264 

       KErrHttpDecodeMalformedWeekDay            -7265 

       KErrHttpDecodeMalformedInteger            -7266 

       KErrHttpDecodeMalformedQuotedStr          -7267 

       KErrHttpDecodeAccept                      -7270 

       KErrHttpDecodeConnection                  -7271 

       KErrHttpDecodeContentLength               -7272 

       KErrHttpDecodeContentType                 -7273 

       KErrHttpDecodeTransferEncoding            -7274 

       KErrHttpDecodeWWWAuthenticate             -7275 

       KErrHttpDecodeUnknownAuthScheme           -7276 

       KErrHttpDecodeBasicAuth                   -7277 

       KErrHttpDecodeDigestAuth                  -7278 

       KErrHttpDecodeCookie                      -7279 

       KErrHttpDecodeAuthorization               -7280 

       KErrHttpDecodeAcceptCharset               -7281 

       KErrHttpDecodeAcceptLanguage              -7282 

       KErrHttpDecodeAcceptEncoding              -7283 

       KErrHttpDecodeTE                          -7284 

       KErrHttpDecodeExpect                      -7285 

       KErrHttpRedirectExceededLimit             -7300 

       KErrHttpRedirectUseProxy                  -7301 

       KErrHttpRedirectNoLocationField           -7302 

       KErrHttpUnknownParseState                 -7303 

       KErrHttpRequestHasBody                    -7330 

       KErrHttpRequestBodyMissing                -7331 

       KErrHttpTraceReqWithoutMaxForwardHeader   -7332 

       KErrHttpPostReqBodyWithoutSizeOnHTTP10    -7333 

       KErrHttpInvalidHeaderInRequest            -7334 

       KErrHttpEntityHeaderMissingContentType    -7360 

       KErrHttpGeneralHeaderMissingHost          -7361 

       KErrHttpCantResetRequestBody              -7370 

       KErrHttpProtTransactionNotInitialised     -7371 

       KErrHttpCannotEstablishTunnel             -7372 

       KErrHttpInvalidUri                        -7373 

       KErrHttpNonPipeliningError                -7374 

       KErrHttpPipeliningError                   -7375 

 ***********************************************************************/

// CLASS DECLARATION

class CSenHttpChannelTransportPlugin : public CSenTransport,

                                       public MSenResponseObserver

    {

    public: // Constructors and destructor

        static CSenHttpChannelTransportPlugin* NewL(CSenTransportContext* apCtx);

        static CSenHttpChannelTransportPlugin* NewLC(CSenTransportContext* apCtx);

        //static CSenHttpChannelTransportPlugin* NewL(MSenCoreServiceManager& aServiceManager);

        //static CSenHttpChannelTransportPlugin* NewLC(MSenCoreServiceManager& aServiceManager);

        /*        

        // @depracated: remove when Transport Properties is used as initializer:

        static CSenHttpChannelTransportPlugin* NewL(MSenCoreServiceManager& aManager,

                                                    TInt aProxyPort,

                                                    TPtrC8 aProxyHost);

        // @depracated: remove when Transport Properties is used as initializer:

        static CSenHttpChannelTransportPlugin* NewLC(MSenCoreServiceManager& aManager,

                                                     TInt aProxyPort,

                                                     TPtrC8 aProxyHost);

        // @depracated: remove when Transport Properties is used as initializer:

        static CSenHttpChannelTransportPlugin* NewL(MSenCoreServiceManager& aManager,

                                                    TUint32 aIapId);

        // @depracated: remove when Transport Properties is used as initializer:

        static CSenHttpChannelTransportPlugin* NewLC(MSenCoreServiceManager& aManager,

                                                     TUint32 aIapId);

        // @depracated: remove when Transport Properties is used as initializer:

        static CSenHttpChannelTransportPlugin* NewL(MSenCoreServiceManager& aManager, 

                                                    TInt aProxyPort, 

                                                    TPtrC8 aProxyHost,

                                                    TUint32 aIapId);

        // @depracated: remove when Transport Properties is used as initializer:

        static CSenHttpChannelTransportPlugin* NewLC(MSenCoreServiceManager& aManager, 

                                                     TInt aProxyPort, 

                                                     TPtrC8 aProxyHost,

                                                     TUint32 aIapId);

        */

        virtual ~CSenHttpChannelTransportPlugin();

        // from MSenResponseObserver

        /**

        * Receive response to a request submitted. This method

        * takes the ownership of the heap buffer aContent.

        *

        * @param aRequestId submit id which identifies the request.

        * @param aContentType incoming response content type.

        * @param aContent incoming response content, or NULL.

        * @param aHttpProperties - properies of response(e.g.such as file names where BLOBs are saved) or NULL

        */

        virtual void ResponseReceivedL(TInt aRequestId,

                                       const TAny* aContentType, 

                                       HBufC8* aContent,

                                       CSenHttpTransportProperties* aHttpProperties = NULL);

        /**

        * Error occured while receiving response. Error code

        * is either system error code or own error code. Own

        * error codes start from -20000

        *

        * @param aRequestId submit id which identifies the request.

        * @param aErrorCode  error code of the response.

        * @param aErrorBody is the received error response. Might

        *       be zero-lenght, if nothing was received.

        */

        virtual void ResponseErrorL(TInt aRequestId, TInt aError, HBufC8* aErrorBody,

                                    CSenHttpTransportProperties* aHttpProperties = NULL);

        // from MSenTransport

        virtual TInt SubmitL(const TDesC8& aEndpoint,

                             const TDesC8& aMessage,

                             const TDesC8& aTransportProperties,

                             HBufC8*& aResponse,

                             MSenRemoteServiceConsumer& aConsumer);

        virtual TInt SendL(const TDesC8& aEndpoint,

                           const TDesC8& aMessage,

                           const TDesC8& aTransportProperties,

                           MSenServiceSession& aReplyTo,

                           MSenRemoteServiceConsumer& aConsumer, // "adressee", could be CSenIdentifier

                           TInt& aTxnId);

        virtual TInt SetPropertiesL(const TDesC8& aProperties, 

                                    MSenLayeredProperties::TSenPropertiesLayer aTargetLayer,

                                    MSenRemoteServiceConsumer* aConsumer);

        virtual TInt PropertiesL(HBufC8*& aProperties);

        virtual TInt CompleteTransaction(const TInt aTxnId, const TInt aStatus);

        virtual TInt CancelTransaction(const TInt aTxnId);

        virtual TPtrC8 UriSchemeL();

        virtual MSenProperties& PropertiesL();

        virtual void StateChanged(TInt aId, TInt aState); // in order to propagate http status codes

        virtual void FileProgress(TInt aTxnId, TBool aIncoming, TBool aIsSoap,

            const TDesC8& aSoapOrCid, TInt aProgress);

		virtual void SetTrafficDetails(TSenDataTrafficDetails& aDetails);

        void DataTrafficDetails(TSenDataTrafficDetails& aDetails); 	

    protected:

        /**

        * C++ default constructor.

        * @param apCtx - ownership is taken to this instance(!)

        */

        CSenHttpChannelTransportPlugin(CSenTransportContext* apCtx,

                                       MSenCoreServiceManager& aCore);

        //CSenHttpChannelTransportPlugin(MSenCoreServiceManager& aServiceManager);

    private:

        /**

        * 2nd phase constructor

        */

        void ConstructL();

        // @depracated: remove when Transport Properties is used as initializer:

        //void ConstructL(TInt aProxyPort, TPtrC8 aProxyHost);

        // @depracated: remove when Transport Properties is used as initializer:

        //void ConstructL(TUint32 aIapId);

        // @depracated: remove when Transport Properties is used as initializer:

        //void ConstructL(TInt aProxyPort, TPtrC8 aProxyHost, TUint32 aIapId);

        /**

        * Helper, which resets HTTP transport properties

        */

        TInt ApplyPropertiesL();

        TInt ResetHttpChannelByIapIdL(TUint32 aIapId);

        CSenLayeredHttpTransportProperties& LayeredPropertiesL();

        /**

        * Logging 

        */

        //RFileLogger* Log() const;

    private: // data

        MSenCoreServiceManager& iServiceManager; // not owned

        CSenHttpSyncRequester* iRequester;

        CSenHttpChannel *iHttpChannel;

        CSenLayeredHttpTransportProperties* iProperties;

        RConsumerMap iConsumerMap; // values owned (TxnIds), keys not (consumers)

        RSessionMap iSessionMap;   // values NOT owned (TxnIds), neither keys (sessions)

        //RFileLogger iLogger;

        TInt iStatusCode; // containts latest error or zero

		TSenDataTrafficDetails iDetails;

		TBool iIsConnectionFailed;

    };

#endif // SEN_HTTP_CHANNEL_TRANSPORT_PLUGIN_H

// End of File