/*

* Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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:  Implementation of CMultiPartRelAndAltContentHandler.

*

*/

// INCLUDE FILES

#include "CMultiPartRelAndAltContentHandler.h"

#include <CMultiPartIteratorBase.h>

#include <msvids.h>

// Constants

_LIT(KReserved, "Reserved");

/**

 * Static Factory Construction

 *

 * version of NewLC which leaves nothing

 * on the cleanup stack

 */

CMultiPartRelAndAltContentHandler* CMultiPartRelAndAltContentHandler::NewL()

	{

	CMultiPartRelAndAltContentHandler* self = new (ELeave) CMultiPartRelAndAltContentHandler;

	CleanupStack::PushL(self);

	self->ConstructL();

	CleanupStack::Pop(self);

	return self;

	}

/**

 * Default d'tor

 */

CMultiPartRelAndAltContentHandler::~CMultiPartRelAndAltContentHandler()

	{

    Cancel();

	delete iMultiMessage;

    delete iMsvSession;

	}

/**

 * The Multipart Related Content handler 

 * Index number : ESLContentHandlerIndex 

 */ 

CMultiPartRelAndAltContentHandler::CMultiPartRelAndAltContentHandler()

:   CContentHandlerBase(), 

    iSavedMsgId( KMsvNullIndexEntryId )

	{

	}

/**

 *  This will complete initialization of the object

 */

void CMultiPartRelAndAltContentHandler::ConstructL()

	{

    iMsvSession = CMsvSession::OpenSyncL( *this );

	CActiveScheduler::Add(this);

	}

#ifdef __TEST_MULTIPART_REL_SUPP

/**

* Setup the multipart message.

*/

void CMultiPartRelAndAltContentHandler::LoadMultiPartMsgL()

	{

#ifdef _DEBUG

	_LIT(KNullMsg,"NULL CPushMessage");

	__ASSERT_DEBUG( iMessage != 0 , User::Panic(KNullMsg,0));

#endif

	TPtrC contentType;

	iMessage->GetContentType(contentType);

	if (!contentType.FindF(KMultipartText))

		iMultiMessage = CMultipartTextIterator::NewL(*iMessage);

	else if (!contentType.FindF(KMultipartBin))

		iMultiMessage = CMultipartBinIterator::NewL(*iMessage);

	else

		User::Leave(KErrCorrupt);

	iMultiMessage->FirstL();

	IdleComplete();

	}

/**

 *	Saves message part to messaging server

 */

void CMultiPartRelAndAltContentHandler::HandlePartL()

	{

	CPushMessage* msgPart = iMultiMessage->PartL();

	CleanupStack::PushL(msgPart);

	// Create a new Unknown Push Entry to hold the header and body data

	CUnknownPushMsgEntry* msgEntry=CUnknownPushMsgEntry::NewL();

	CleanupStack::PushL(msgEntry);

	// Get the header

	TPtrC8 header;

	msgPart->GetHeader(header);

	//Get the From field

	TPtrC8 from;

	if (!msgPart->GetBinaryHeaderField(EHttpFrom,from) &&

		!msgPart->GetBinaryHeaderField(EHttpXWapInitiatorURI,from) &&

		!msgPart->GetBinaryHeaderField(EHttpContentLocation,from) )

		{

		from.Set(KNullDesC8);

		}

	// Get the body

	TPtrC8 body;

	msgPart->GetMessageBody(body);

	TPtrC content;

	msgPart->GetContentType(content);

	//Set fields of the Unknown Entry

	msgEntry->SetHeaderL(header);

	msgEntry->SetMessageDataL(body);	

	msgEntry->SetFromL(from);

	//Need this next  bit so UI knows what to do with the data in the Push Entry

	msgEntry->SetContentTypeL( content );

	msgEntry->SaveL( *iMsvSession, iSavedMsgId );

	CleanupStack::PopAndDestroy( 2 ); //msgEntry, msgPart

	iState = ENextPart;

	IdleComplete();

	}

/**

 *	Move multipart iterator to the next part

 */

void CMultiPartRelAndAltContentHandler::NextPartL()

	{

	if (iMultiMessage->NextL())

		{

		iState = EHandlePart;

		}

	else 

		{

		iState = EDone;

		}

	IdleComplete();

	}

/**

 * 

 */

void CMultiPartRelAndAltContentHandler::SaveMsgRootL()

	{

	TPtrC8 msgHeaderPtr;

	iMessage->GetHeader(msgHeaderPtr);

	CMultiPartPushMsgEntry* msgEntry=CMultiPartPushMsgEntry::NewL();

	CleanupStack::PushL(msgEntry);

	msgEntry->SetHeaderL(msgHeaderPtr); //Top level entry

	TPtrC contentType;

	iMessage->GetContentType(contentType);

	msgEntry->SetContentTypeL(contentType);

	iSavedMsgId = msgEntry->SaveL(*iMsvSession, 

                                  KMsvGlobalInBoxIndexEntryId);

	CleanupStack::PopAndDestroy();//msgEntry

	}

/**

 * Loads multipart data and creates multipart head entry in the message 

 * server index.

 * @throw KErrCorrupt - message data is corrupt 

 * @throw KErrNoMemory - insufficient free memory to complete operations

 */

void CMultiPartRelAndAltContentHandler::LoadMsgDataL()

	{

	LoadMultiPartMsgL();

	SaveMsgRootL();

	iState = EHandlePart;

	}

void CMultiPartRelAndAltContentHandler::SetMsgCorruptFlagL()

	{

	CMsvEntry* msvEntry = iMsvSession->GetEntryL( iSavedMsgId );

	CleanupStack::PushL( msvEntry );

	TMsvEntry entry = msvEntry->Entry();

	// get the iMtmData1 value & zero bits 0-3 then add new status

	TInt32 mtmdata1 = ( entry.iMtmData1 & 0xFFFFFFF0 );

	mtmdata1 += CPushMsgEntryBase::EPushMsgStatusCorrupt;

	// Now set values for TMsvEntry and update the server entry

	entry.iMtmData1 = mtmdata1;

	msvEntry->ChangeL( entry );

	CleanupStack::PopAndDestroy( msvEntry );

	}

#endif // __TEST_MULTIPART_REL_SUPP

/**

 * Async. Version

 */

void CMultiPartRelAndAltContentHandler::HandleMessageL( CPushMessage* aPushMsg, 

                                                        TRequestStatus& aStatus )

	{

#ifdef __TEST_MULTIPART_REL_SUPP

	iAcknowledge=ETrue;

	SetConfirmationStatus(aStatus);

	iMessage = aPushMsg;

	iState = ELoadMsgData;

	IdleComplete();

#else // __TEST_MULTIPART_REL_SUPP

	iAcknowledge=ETrue;

	SetConfirmationStatus(aStatus);

	iMessage = aPushMsg;

    // Drop all multipart messages.

    iState = EDone;

	IdleComplete();

#endif // __TEST_MULTIPART_REL_SUPP

	}

/**

 * Sync. Version

 */

void CMultiPartRelAndAltContentHandler::HandleMessageL( CPushMessage* aPushMsg )

	{

#ifdef __TEST_MULTIPART_REL_SUPP

	iAcknowledge=EFalse;

	iMessage = aPushMsg;

	iState = ELoadMsgData;

	IdleComplete();

#else // __TEST_MULTIPART_REL_SUPP

	iAcknowledge=EFalse;

	iMessage = aPushMsg;

    // Drop all multipart messages.

    iState = EDone;

	IdleComplete();

#endif // __TEST_MULTIPART_REL_SUPP

	}

void CMultiPartRelAndAltContentHandler::CancelHandleMessage()

	{

    Cancel();

	}

void CMultiPartRelAndAltContentHandler::CPushHandlerBase_Reserved1()

	{

	User::Panic(KReserved, KErrNotSupported);

	}

void CMultiPartRelAndAltContentHandler::CPushHandlerBase_Reserved2()

	{

	User::Panic(KReserved, KErrNotSupported);

	}

void CMultiPartRelAndAltContentHandler::DoCancel()

	{

	Complete( KErrCancel );

	}

/**

*RunL handles each part separately

*/

void CMultiPartRelAndAltContentHandler::RunL()

	{

	switch(iState)

		{

#ifdef __TEST_MULTIPART_REL_SUPP

        case ELoadMsgData:

            {

			LoadMsgDataL();

			break;

            }

		case EHandlePart:

            {

			HandlePartL();

			break;

            }

		case ENextPart:

            {

			NextPartL();

			break;

            }

#endif // __TEST_MULTIPART_REL_SUPP

        case EDone:

            {

			Complete(KErrNone);

			break;

            }

		default:

            {

			break;

            }

		}

	}

/** 

 * Clean up

 */

TInt CMultiPartRelAndAltContentHandler::RunError(TInt aError)

	{

	iState=EDone;

#ifdef __TEST_MULTIPART_REL_SUPP

    if (iSavedMsgId != KMsvNullIndexEntryId)

		{

		TRAPD(error, SetMsgCorruptFlagL());

		}

#endif // __TEST_MULTIPART_REL_SUPP

	Complete(aError);

	return KErrNone;

	}

// ---------------------------------------------------------

// CMultiPartRelAndAltContentHandler::HandleSessionEventL

// ---------------------------------------------------------

//

void CMultiPartRelAndAltContentHandler::HandleSessionEventL( 

                                             TMsvSessionEvent /*aEvent*/, 

                                             TAny* /*aArg1*/, 

                                             TAny* /*aArg2*/, 

                                             TAny* /*aArg3*/ )

    {}