imstutils/imconversationview/imcvuiengine/src/cimcvenginemessagehandler.cpp
branchRCL_3
changeset 22 3104fc151679
parent 21 2b7283837edb
child 23 9a48e301e94b
--- a/imstutils/imconversationview/imcvuiengine/src/cimcvenginemessagehandler.cpp	Thu Aug 19 09:41:53 2010 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,958 +0,0 @@
-/*
-* Copyright (c) 2007-2008 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:  message handler class implementation
-*
-*/
-
-#include "cimcvenginemessagehandler.h"
-
-#include "mimcvenginechatinterface.h"
-#include "mimcvenginemessageswriteinterface.h"
-#include "imcvlogger.h"
-#include "mimcvenginenewmessagehandler.h"
-#include "imcvenginemessageutils.h"
-#include "imcvuiliterals.h"
-
-// presence cache
-#include <presencecachereader2.h>
-
-
-#include <imfeatures.h>
-#include <imconversation.h>
-#include <imobjectfactory.h>
-#include <ximpobjectfactory.h>
-#include <imconversationinfo.h>
-#include <servicepresenceinfo.h>
-#include <avabilitytext.h>
-
-#include <apmstd.h> // KMaxDataTypeLength
-#include <utf.h>    // CnvUtfConverter
-
-// imcache  related headers
-#include    <cimcachefactory.h>
-#include	<mimcacheupdater.h>
-#include    <mimcacheeventhandler.h>
-
-#include <spsettings.h>
-#include <spentry.h>
-
-#include "cimcvengineopenchats.h"
-#include "mimcvenginebuffermemoryhandler.h"
-#include "cimcvenginestoragelistener.h"
-
-const TInt KMemorySafeValue = 1024; // One kbyte for safe memory allocation.
-
-//-----------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::CIMCVEngineMessageHandler
-// ( Other items commented in header )
-//-----------------------------------------------------------------------------
-CIMCVEngineMessageHandler::CIMCVEngineMessageHandler( MIMCVEngineChatInterface& aChatInterface,
-                                                      MIMCVEngineMessageCreator& aMessageCreator,
-				                                      MXIMPContext* aContext, 
-				                                      TInt aServiceId )
-	: iMessageCreator( aMessageCreator ),
- 	 iChatInterface( aChatInterface ),
- 	 iContext(aContext),
- 	iServiceId( aServiceId )
-	{
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::CIMCVEngineMessageHandler() start") );
-	iPresenceStatus =EUnknown; // default status
-	iServiceName = NULL;
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::CIMCVEngineMessageHandler() end") );
-	}
-
-//-----------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::~CIMCVEngineMessageHandler
-// ( Other items commented in header )
-//-----------------------------------------------------------------------------
-CIMCVEngineMessageHandler::~CIMCVEngineMessageHandler()
-    {
-  	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::~CIMCVEngineMessageHandler() start") );
-  	delete iStorageListener;
-  	
-  	iObserver = NULL;
-  	delete iServiceName;
-  	delete iPresenceCacheReader ; 
-  	if( iIMCacheUpdater )
-	  	{
-	  	iIMCacheUpdater->UnRegisterObserver(*this);	
-	  	}
-	if( iIMCacheFactory )
-		{
-		CIMCacheFactory::Release();
-		iIMCacheUpdater = NULL;
-		iIMCacheFactory = NULL;
-		}
-    if(iImFeatures )
-	    {
-	    delete iImFeatures;
-	    iImFeatures = NULL;	
-	    }
-    iHoldingMessages.Close();
-    delete iOpenChats;
-  
-    IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::~CIMCVEngineMessageHandler() end") );
-    }
-
-//-----------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::NewL
-// ( Other items commented in header )
-//-----------------------------------------------------------------------------
-CIMCVEngineMessageHandler* CIMCVEngineMessageHandler::NewL( 
-					        MIMCVEngineChatInterface& aChatInterface, 
-					        MIMCVEngineMessageCreator& aMessageCreator,
-					        MXIMPContext* aContext,
-					        TInt aServiceId,
-						    const TDesC& aOwnId)
-    {
-  	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::NewL() start") );
-    CIMCVEngineMessageHandler* self = CIMCVEngineMessageHandler::NewLC( 
-            aChatInterface, 
-            aMessageCreator,
-            aContext,
-		    aServiceId,
-		    aOwnId );
-    CleanupStack::Pop( self );
-   
-    IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::NewL() end") );
-    return self;
-    }
-
-//-----------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::NewLC
-// ( Other items commented in header )
-//-----------------------------------------------------------------------------
-CIMCVEngineMessageHandler* CIMCVEngineMessageHandler::NewLC( 
-					        MIMCVEngineChatInterface& aChatInterface, 
-					        MIMCVEngineMessageCreator& aMessageCreator,
-					        MXIMPContext* aContext,
-					        TInt aServiceId,
-							const TDesC& aOwnId)
-    {
-    IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::NewLC() start") );
-    CIMCVEngineMessageHandler* self = new ( ELeave ) CIMCVEngineMessageHandler( 
-            aChatInterface, 
-            aMessageCreator, 
-             aContext,
-             aServiceId );
-    CleanupStack::PushL( self );
-    self->ConstructL(aOwnId);
-    IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::NewLC() end") );
-    return self;
-    }
-
-//-----------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::ConstructL
-// ( Other items commented in header )
-//-----------------------------------------------------------------------------
-void CIMCVEngineMessageHandler::ConstructL( const TDesC& aOwnId )
-	{
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::ConstructL() start") );
-	 iStorageListener = CIMCVEngineStorageListener::NewL(*this);
-	// read the service name	
-	ReadServiceNameL( iServiceId );
-	// ximp im plugin
-	if (iContext)
-		{
-	    iImFeatures = MImFeatures::NewL(iContext); 
-		}
-	//initialize the presence cache.
-	iPresenceCacheReader = MPresenceCacheReader2::CreateReaderL();													 
-    iPresenceCacheReader->SetObserverForSubscribedNotifications(this);
-    
-    // im cache factory
-    iIMCacheFactory = CIMCacheFactory::InstanceL(); 
-    // im cache update interface
-    iIMCacheUpdater = iIMCacheFactory->CreateUpdaterL(iServiceId, aOwnId, ETrue );//registration required (ETrue).
-    iIMCacheUpdater->RegisterObserverL(*this);
-    
-    iOpenChats = CIMCVEngineOpenChats::NewL(*this, iChatInterface,iServiceId );
-    
-    IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::ConstructL() end") );
-	}	
-
-// ---------------------------------------------------------
-// CIMCVEngineMessageHandler::ReadServiceNameL()
-// ---------------------------------------------------------
-//
-void CIMCVEngineMessageHandler::ReadServiceNameL(TInt aServiceId )
-	{
-	CSPSettings* settings = CSPSettings::NewLC();
-	// read service name 	
-	CSPEntry* entry = CSPEntry::NewLC();
-    settings->FindEntryL( aServiceId, *entry ) ;
-
-	iServiceName = NULL;
-	iServiceName = entry->GetServiceName().AllocL();
-	CleanupStack::PopAndDestroy(2); // entry, settings	
-	}
-		
-//-----------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::HandleDeliveryReportL
-// ( Other items commented in header )
-//-----------------------------------------------------------------------------
-void CIMCVEngineMessageHandler::HandleDeliveryReportL(TXIMPRequestId aOperatioCode, TInt aResult)  
-	{
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::HandleDeliveryReportL() start") );
-	
-	TInt holdingMessages = iHoldingMessages.Count();
-    MIMCVEngineMessage* message = NULL;
-    // Check if holding messages hold one ready message
-    for(TInt index= 0 ; index < holdingMessages && !message; ++index )
-        {
-        MIMCVEngineMessage* msg = iHoldingMessages[ index ];
-        if(  msg->OperationCode() == aOperatioCode  )
-            {
-            IM_CV_LOGS(TXT("CIMCVEngineMessageHandler:: pending message index = %d "), index );
-            message = msg;
-            if( aResult != KErrNone )
-				{
-				IM_CV_LOGS(TXT("CIMCVEngineMessageHandler:: message failed to deliver") );
-				HandleMessageSentFailedL( *iHoldingMessages[ index ] );
-				}
-			iHoldingMessages.Remove(index);
-			NotifyOperationCompletdL(message->MessagerType(), aResult );
-            }
-        }
-   
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::HandleDeliveryReportL() end") );	
-	}
-//-----------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::HandleIMCacheMessageEventL
-// ( Other items commented in header )
-//----------------------------------------------------------------------------- 
- void CIMCVEngineMessageHandler::HandleConnectionEventL( TIMCVConnectionState aState, TInt aReason )
-      {
-      if( iObserver )
-          {
-          iObserver->HandleConnectionEventL( iServiceId, aState, aReason );
-          }
-      }
-//-----------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::HandleIMCacheMessageEventL
-// ( Other items commented in header )
-//-----------------------------------------------------------------------------    
-void CIMCVEngineMessageHandler::HandleIMCacheEventL(TIMCacheEventType aEvent, TAny* aChatMessage )
-	{
-	switch (aEvent)
-		{
-		case EIMCacheNewMessage:
-			{
-			if (!aChatMessage)
-				{
-				return;	
-				}
-			SIMCacheMessageData* chatMesssge =  static_cast<SIMCacheMessageData*>( aChatMessage ) ;
-			
-			MIMCVEngineMessage::TMessageType messageType =  GetEngineMessageType( chatMesssge->iMessageType ) ;
-			MIMCVEngineMessage::TMessagerType messagerType = GetEngineMessagerType( chatMesssge->iMessagerType );
-			MIMCVEngineMessage::TContentType contentType = GetEngineContentType( chatMesssge->iContentType ) ;
-				
-			IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::HandleIMCacheMessageEventL() Msg ") );
-				
-			TTime time = chatMesssge->iTime;
-		
-			TPtrC buddyId = chatMesssge->iBuddyId->Des();
-		
-			if ( buddyId != KNullDesC )
-		        {
-		        
-		        if( !iChatInterface.MemoryHandler().FreeMemoryIfNeededL( KMemorySafeValue + chatMesssge->iText->Size() ) )
-		            {
-		            //NotifyMessageError( KErrNoMemory, NULL );
-		            User::Leave( KErrNoMemory );
-		            }
-		        }
-				
-		
-			IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::HandleIMCacheMessageEventL() Msg %S"), &buddyId );
-			
-
-			MIMCVEngineMessageCreator::SMessageData data = 
-														{
-														KMessageDataVersion,
-														KNullDesC,
-														buddyId,
-														chatMesssge->iText->Des(),
-														contentType,
-														messagerType
-														};	
-			MIMCVEngineMessageWriteInterface& messageContainer = 
-		                	    iChatInterface.MessageWriteInterfaceL(iServiceId, buddyId );
-			
-			MIMCVEngineMessage* message	= iMessageCreator.CreateMessageL( data );	
-			message->SetTimeStamp(time);
-			   
-			// Add message
-			IMCVEngineMessageUtils::AppendMessageWithDateStampL( 
-			                                 *message, 
-			                                 messageContainer,
-			                                 iMessageCreator );
-			
-			
-			break;	
-			}
-		case EIMCacheNewChat:
-			{
-			if (!aChatMessage)
-				{
-				return;	
-				}
-			
-			SIMCacheChatItem* chatItem =  static_cast<SIMCacheChatItem*>( aChatMessage ) ;
-			
-            iStorageListener->GetContactLinkInfoL( chatItem->iServiceId,*(chatItem->iBuddyId));
-             
-                  
-			MIMCVEngineMessageReadInterface& messageContainer = 
-		                	    iChatInterface.MessageReadInterfaceL( chatItem->iServiceId,
-		                                                              chatItem->iBuddyId->Des() );
-			break;	
-			}
-		case EIMCacheChatClosed:
-			{
-			if (!aChatMessage)
-				{
-				return;	
-				}
-			SIMCacheChatItem* chatItem =  static_cast<SIMCacheChatItem*>( aChatMessage ) ;
-			iChatInterface.DeleteChatL( chatItem->iServiceId, chatItem->iBuddyId->Des() );						
-			break;	
-			}
-		case EIMCacheAllChatClosed:
-		    {
-			IM_CV_LOGS  (TXT("CIMCVEngineMessageHandler :: HandleChatList Event AL CHAT DELETED"));
-			iChatInterface.CloseAllContainers();                     
-		    break;  
-		    }
-		case EIMCacheRequestCompleted :
-			{
-			NotifyOperationCompletdL(MIMCVEngineMessage::EMessageStarted,  KErrNone ) ;
-			break;	
-			}	
-		default:
-			break;
-						
-		}
-	                                
-	}
-
-//-----------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::GetEngineMessageType
-// ( Other items commented in header )
-//-----------------------------------------------------------------------------    
-MIMCVEngineMessage::TMessageType  CIMCVEngineMessageHandler::GetEngineMessageType(TIMCacheMessageType aType )
-	{
-	MIMCVEngineMessage::TMessageType messageType = MIMCVEngineMessage::EMessageInvalid;
-	switch( aType )
-		{
-		case EIMCMessagePTOP:
-			{
-			messageType = MIMCVEngineMessage::EMessagePTOP;
-			break;	
-			}
-		case EIMCMessageSystem:
-			{
-			messageType = MIMCVEngineMessage::EMessageSystem;
-			break;	
-			}
-		default :
-			{
-			break;	
-			}
-		}
-	return messageType;
-	}
-//-----------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::GetEngineMessagerType
-// ( Other items commented in header )
-//-----------------------------------------------------------------------------    	
-MIMCVEngineMessage::TMessagerType CIMCVEngineMessageHandler::GetEngineMessagerType(TIMCacheMessagerType aType )
-	{
-	MIMCVEngineMessage::TMessagerType messagerType = MIMCVEngineMessage::EMessageOther;
-	switch( aType )
-		{
-		case EIMCMessageSent:
-			{
-			messagerType = MIMCVEngineMessage::EMessageSent;
-			break;	
-			}
-		case EIMCMessageReceived:
-			{
-			messagerType = MIMCVEngineMessage::EMessageReceived;
-			break;	
-			}
-		default :
-			{
-			break;	
-			}
-		}
-	return messagerType;
-	}
-//-----------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::GetEngineContentType
-// ( Other items commented in header )
-//-----------------------------------------------------------------------------    
-MIMCVEngineMessage::TContentType  CIMCVEngineMessageHandler::GetEngineContentType(TIMCacheContentType aType )
-	{
-	MIMCVEngineMessage::TContentType contentType = MIMCVEngineMessage::EContentInvalid;
-	switch( aType )
-		{
-		case EIMCContentText:
-			{
-			contentType = MIMCVEngineMessage::EContentText;
-			break;	
-			}
-		case EIMCContentOther:
-			{
-			contentType = MIMCVEngineMessage::EContentOther;
-			break;	
-			}
-		default :
-			{
-			break;	
-			}
-		}
-	return contentType;
-	}
-
-//-----------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::MessageCreator
-// ( Other items commented in header )
-//-----------------------------------------------------------------------------    
-MIMCVEngineMessageCreator& CIMCVEngineMessageHandler::MessageCreator() const
-    {
-    return iMessageCreator;
-    }
-//-----------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::StartNewConversationL
-// ( Other items commented in header )
-//-----------------------------------------------------------------------------    
-void CIMCVEngineMessageHandler::StartNewConversationL(const TDesC& aRecipientId )
-	{
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::StartNewConversationL() start") );
-	if(iIMCacheUpdater)
-		{
-		iIMCacheUpdater->StartNewConversationL(aRecipientId);
-		}
-
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::StartNewConversationL() end") );
-	}
-  
- //-----------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::CloseConversationL
-// ( Other items commented in header )
-//-----------------------------------------------------------------------------    
-TInt CIMCVEngineMessageHandler::CloseConversationL(const TDesC& aBuddyId )
-	{
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::CloseConversationL() start ") );
-	if(iIMCacheUpdater)
-		{
-		iIMCacheUpdater->CloseConversationL( aBuddyId );;
-		}
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::CloseConversation () %S ************"), &aBuddyId);
-	UnSubscribePresenceL (aBuddyId);
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::CloseConversationL() end ") );
-	return KErrNone;
-	} 
-//-----------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::CloseAllConversationL
-// ( Other items commented in header )
-//-----------------------------------------------------------------------------    
-void CIMCVEngineMessageHandler::CloseAllConversationL()
-    {
-    IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::CloseAllConversationL() start") );
-    iPresenceStatus = EOffline;
-    if(iIMCacheUpdater  )
-        {
-        iIMCacheUpdater->CloseAllConversationL();
-        }
-	TInt count = iOpenChats->Count ();
-
-	for (TInt i = 0; i < count; i++)
-		{
-			IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::CloseAllConversationL() CLOSING %d, CHAT ************"), i );
-			UnSubscribePresenceL (iOpenChats->GetTargetIdL (i));
-		}
-    IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::CloseAllConversationL() end") );
-    } 
-//-----------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::DeactivateConversationL
-// ( Other items commented in header )
-//-----------------------------------------------------------------------------    
-TInt CIMCVEngineMessageHandler::DeactivateConversationL()
-	{
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::DeactivateConversation()") );
-	if(iIMCacheUpdater)
-		{
-		return iIMCacheUpdater->DeactivateConversationL();
-		}
-	return KErrNone;
-	} 
-//-----------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::SendMessage
-// ( Other items commented in header )
-//-----------------------------------------------------------------------------    
-void CIMCVEngineMessageHandler::SendMessageL(MIMCVEngineMessage& message )
-	{
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::SendMessageL() start") );
-	if(iContext == NULL || iImFeatures == NULL)
-		{
-		return;	
-		}
-		
-	MXIMPObjectFactory& objFactory = iContext->ObjectFactory();
-	MImConversation& imconversation = iImFeatures->ImConversation();    
-
-	MImConversationInfo* imMessage = iImFeatures->ImObjectFactory().NewImConversationInfoLC();
-
-	MXIMPIdentity* identity = objFactory.NewIdentityLC();  
-	identity->SetIdentityL( KMsgId );
-
-	imMessage->SetMessageIdL(identity);
-
-	imMessage->SetTextMessageL( message.Text() );
-
-	CDesCArrayFlat* recipients = new ( ELeave )CDesCArrayFlat( 2 );
-	CleanupStack::PushL( recipients);  //userid's
-	recipients->AppendL( message.Recipient() );
-
-	imMessage->SetRecipientL(recipients);
-	
-    TXIMPRequestId reqId = imconversation.SendMessageL(*imMessage);
-    // must set operation code
-    message.SetOperationCode(reqId);
-    // must append message to holding until it get delivered
-    iHoldingMessages.Append( &message );
-    
-	CleanupStack::PopAndDestroy();// recipients
-	// ownership is transfer to ximpfw
-	CleanupStack::Pop(); //identity
-	CleanupStack::PopAndDestroy();//imMessage  
-	
-	if(iIMCacheUpdater)
-		{
-		iIMCacheUpdater->AppendSendMessageL( message.Text() );
-		}
-	
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::SendMessageL() end") );
-	}    
-  
-//-----------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::AppendToCacheL
-// ( Other items commented in header )
-//-----------------------------------------------------------------------------    
-void CIMCVEngineMessageHandler::AppendToCacheL(const TDesC& aBuddyId, const TDesC& aTextMessage )
-	{
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::AppendToCacheL() start") );
-	if(iIMCacheUpdater)
-		{
-		iIMCacheUpdater->AppendMessageL(aBuddyId, aTextMessage );
-		}
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::AppendToCacheL() End") );
-	} 	
- //-----------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::HandleMessageSentFailedL
-// ( Other items commented in header )
-//-----------------------------------------------------------------------------
-void CIMCVEngineMessageHandler::HandleMessageSentFailedL( MIMCVEngineMessage& aMessage )
-    {
-   	IM_CV_LOGS(TXT("CIMCVEngineMessageCreator::HandleMessageSentFailedL() end") );
-    MIMCVEngineMessage* failMessage = 
-    iMessageCreator.CreateFailedMessageL( &aMessage );
-    CleanupDeletePushL( failMessage );
-    MIMCVEngineMessageWriteInterface& messageContainer = 
-        iChatInterface.MessageWriteInterfaceL(
-                0, 
-                aMessage.Recipient() );
-    CleanupStack::Pop( failMessage );
-    messageContainer.AppendL( failMessage );  
-  
-  	// text will be Failed:text 
-  	if(iIMCacheUpdater)
-		{
-		iIMCacheUpdater->AppendSendMessageL( failMessage->Text() );
-		} 
-    	  
-    IM_CV_LOGS(TXT("CIMCVEngineMessageCreator::HandleMessageSentFailedL() end") );
-    }
- //-----------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::NotifyOperationCompletdL
-// ( Other items commented in header )
-//-----------------------------------------------------------------------------
- void CIMCVEngineMessageHandler::NotifyOperationCompletdL(MIMCVEngineMessage::TMessagerType aType , TInt aResult  ) 
-	 {
-	 IM_CV_LOGS(TXT("CIMCVEngineMessageCreator::NotifyOperationCompletdL() start") );
-	 if( iObserver )
-        {
-        iObserver->HandleOperationCompletdL(iServiceId, aType, aResult );
-        }
-     IM_CV_LOGS(TXT("CIMCVEngineMessageCreator::NotifyOperationCompletdL() end") );	
-	 }
- //-----------------------------------------------------------------------------
-// CIMCVEngineMessageContainer::ResetContextL
-// ( Other items commented in header )
-//-----------------------------------------------------------------------------	
-void CIMCVEngineMessageHandler::ResetContextL(MXIMPContext* aContext)
-    {
-    IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::ResetContextL() start") );
-    iContext = NULL;
-    iContext = aContext;
-    if(iContext)
-		{
-		delete iImFeatures;
-		iImFeatures = NULL;	
-		iImFeatures = MImFeatures::NewL(iContext);	
-		}
-    else
-		{
-		if( iIMCacheUpdater )
-			{
-			iIMCacheUpdater->UnRegisterObserver(*this);	
-			}
-		if( iIMCacheFactory )
-			{
-			CIMCacheFactory::Release();
-			iIMCacheUpdater = NULL;
-			iIMCacheFactory = NULL;
-			}	
-		}
-		
-    IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::ResetContextL() end") );
-    }
-
-
-void CIMCVEngineMessageHandler::UnSubscribePresenceL(const TDesC& aRecipientId)
-{
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::UnSubscribePresenceL() start %S"), &aRecipientId);
-	if( !iServiceName )
-		{
-		return;	
-		}
-	iPresenceStatus = EUnknown; // default status
-		
-	HBufC* name = HBufC::NewLC( aRecipientId.Length() + iServiceName->Length() + KCVColon().Length() );
-	TPtr namePtr( name->Des() );
-	namePtr.Zero();
-
-	// append the service name followed by user id ,seperated by colon
-	namePtr.Append(*iServiceName);
-	namePtr.Append(KCVColon);
-	namePtr.Append(aRecipientId);
-	
-	
-	IM_CV_LOGS(TXT("***************CIMCVEngineMessageHandler::UnSubscribePresenceL() %S ***************************"), &(name->Des ()));
-	// subscribe for presence change notification 
-	iPresenceCacheReader->UnSubscribePresenceBuddyChangeL(*name);
-
-    CleanupStack::PopAndDestroy(); //  name  
-    	
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::UnSubscribePresenceL() End") );	                                            
-}
-
-// ---------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::SubscribePresenceL
-// ---------------------------------------------------------------------------
-//  
-void CIMCVEngineMessageHandler::SubscribePresenceL(const TDesC& aRecipientId)
-	{
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::SubscribePresenceL() start %S"), &aRecipientId );
-	if( !iServiceName )
-		{
-		return;	
-		}
-	iPresenceStatus = EUnknown; // default status
-		
-	HBufC* name = HBufC::NewLC( aRecipientId.Length() + iServiceName->Length() + KCVColon().Length() );
-	TPtr namePtr( name->Des() );
-	namePtr.Zero();
-
-	// append the service name followed by user id ,seperated by colon
-	namePtr.Append(*iServiceName);
-	namePtr.Append(KCVColon);
-	namePtr.Append(aRecipientId);
-	
-	// read the cache status
-	ReadPresenceStatusL( *name );
-
-	IM_CV_LOGS(TXT("***************CIMCVEngineMessageHandler::SubscribePresenceL() %S ***************************"), &(name->Des ()));
-	// subscribe for presence change notification 
-	iPresenceCacheReader->SubscribePresenceBuddyChangeL(*name);
-
-    CleanupStack::PopAndDestroy(); //  name  
-    	
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::SubscribePresenceL() End") );	                                            
-	}
-//-----------------------------------------------------------------------------
-// CIMCVEngineMessageContainer::SetPresenceObserver
-// ( Other items commented in header )
-//-----------------------------------------------------------------------------	
-void CIMCVEngineMessageHandler::SetObserver( MIMCVEngineMessageHandlerObserver* aObserver )
-	{
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::SetPresenceObserver() start") );
-	iObserver = NULL;
-	iObserver = aObserver;
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::SetPresenceObserver() end") );
-	}
-
-//-----------------------------------------------------------------------------
-// CIMCVEngineMessageContainer::RemovePresenceObserver
-// ( Other items commented in header )
-//-----------------------------------------------------------------------------	
-void CIMCVEngineMessageHandler::RemoveObserver()
-    {
-    IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::RemovePresenceObserver() start") );
-    iObserver = NULL;
-    IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::RemovePresenceObserver() end") );
-    }
-// ---------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::ReadPresenceStatusL
-// ---------------------------------------------------------------------------
-//  
-void CIMCVEngineMessageHandler::ReadPresenceStatusL(const TDesC& aIdentity )
-	{
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::ReadPresenceStatusL() start") );
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::ReadPresenceStatusL() : buddy Id = %s"), &aIdentity );
-	MPresenceBuddyInfo2* presenceInfo = iPresenceCacheReader->PresenceInfoLC( aIdentity ); //pushed into cleanup stack
-	if( presenceInfo )
-	    {
-	    MPresenceBuddyInfo2::TAvailabilityValues  availabilityEnum = presenceInfo->Availability();
-        TPtrC availabilityText = presenceInfo->AvailabilityText();
-	    iPresenceStatus = ConvertPresenceCacheEnums( availabilityEnum ,availabilityText );
-	    IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::ReadPresenceStatusL():ConvertPresenceCacheEnums: %d"),iPresenceStatus);
-	    if(EUnknown ==iPresenceStatus)
-	        {
-	        GetKeyFiledsAndValuesL(*presenceInfo);
-	        IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::ReadPresenceStatusL()::GetKeyFiledsAndValuesL: %d"),iPresenceStatus);
-	        }
-	    CleanupStack::PopAndDestroy(); //presenceInfo 
-	    }
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::ReadPresenceStatusL() End") );	                                            
-	}
-
-// ---------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::HandlePresenceReadL
-// ---------------------------------------------------------------------------
-//  
-void CIMCVEngineMessageHandler::HandlePresenceReadL(TInt /*aErrorCode*/,
-                    RPointerArray<MPresenceBuddyInfo2>& /*aPresenceBuddyInfoList*/)
-    {
-    IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::HandlePresenceReadL() start") );
-	// this is notification for all budy presence 
-	// not interested for all 
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::HandlePresenceReadL() End") );
-    }	
-// ---------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::HandlePresenceNotificationL
-// ---------------------------------------------------------------------------
-//  
-void CIMCVEngineMessageHandler::HandlePresenceNotificationL(TInt /*aErrorCode*/,
-                            MPresenceBuddyInfo2* aPresenceBuddyInfo )
-	{
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::HandlePresenceNotificationL() start") );	
-    
-	if ( aPresenceBuddyInfo )
-	    {
-	    CleanupDeletePushL( aPresenceBuddyInfo );
-	    TPtrC xspId = aPresenceBuddyInfo->BuddyId();
-	    // extract user id from xsp id
-	    TPtrC userId = xspId.Right(xspId.Length() - iServiceName->Length() - KCVColon().Length() );
-	    
-	    // read the availability /presence state enum value 
-	    MPresenceBuddyInfo2::TAvailabilityValues  availabilityEnum = aPresenceBuddyInfo->Availability();
-        TPtrC availabilityText = aPresenceBuddyInfo->AvailabilityText();
-        iPresenceStatus = ConvertPresenceCacheEnums( availabilityEnum ,availabilityText);
-        IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::HandlePresenceNotificationL() : status = %d "), iPresenceStatus);   
-        if(EUnknown == iPresenceStatus)
-	        {
-	        GetKeyFiledsAndValuesL(*aPresenceBuddyInfo);
-	        IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::HandlePresenceNotificationL():GetKeyFiledsAndValuesL : status = %d "), iPresenceStatus); 
-	        }
-	    // check if the display is already there,
-	    // else get it from the servicetab
-	    MIMCVEngineMessageReadInterface& readContainer = 
-	                                       iChatInterface.MessageReadInterfaceL(iServiceId, userId );
-	    IM_CV_LOGS(TXT(" CIMCVEngineMessageHandler::HandlePresenceNotificationL() before if") );
-	    if(readContainer.DisplayName().Length() == 0)
-	        {
-	        
-	        // before informing ui about the hnages,
-            // create the chat if it is already not created,
-            // hence we can always have the first name and the contact link before ui gets notified.
-	        IM_CV_LOGS(TXT("1 CIMCVEngineMessageHandler::HandlePresenceNotificationL() before call GetContactLinkInfoL") );
-	        iStorageListener->GetContactLinkInfoL( iServiceId,userId );
-            IM_CV_LOGS(TXT(" CIMCVEngineMessageHandler::HandlePresenceNotificationL() after call GetContactLinkInfoL uid = %S"),&userId );
-	       
-	        }
-	    IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::HandlePresenceNotificationL::GetContactLinkInfoL() End ") );
-	   if( iObserver )
-	        {
-	        iObserver->HandlePresenceChangedL( iServiceId, userId );
-	        }
-	    CleanupStack::PopAndDestroy(); // aPresenceBuddyInfo
-	    }
-        
-    IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::HandlePresenceNotificationL() End ") );	
-    }
-
-// ---------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::ConvertStringToStatus
-// ---------------------------------------------------------------------------
-//  
-TIMCVOnlineStatus CIMCVEngineMessageHandler::ConvertPresenceCacheEnums(MPresenceBuddyInfo2::TAvailabilityValues  aAvailabilityEnum ,TPtrC aAvailabilityText)
-    {
-    IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::ConvertStringToStatus() Start ") );	
-   
-    // convert the presence cache enums to conversation view enumvalues
-    // by default if the enum doesnot match then its  TVIMPSTEnums::UnKnown
-    TIMCVOnlineStatus status;
-    switch( aAvailabilityEnum )
-        {
-        case MPresenceBuddyInfo2::EBusy:
-            {
-			status  = EBusy;
-			if(0==aAvailabilityText.Compare(KAwayState))
-			    {
-			    status  = EAway;
-			    }
-			if(0==aAvailabilityText.Compare(KOnPhoneState))
-			    {
-			    status  = EOnPhone;
-			    }
-			if(0==aAvailabilityText.Compare(KDndState))
-			    {
-			    status  = EDoNotDisturb;
-			    }
-            break;
-            }
-        case MPresenceBuddyInfo2::EAvailable:
-            {
-            status  = EOnline;
-            break;
-            }
-        case MPresenceBuddyInfo2::ENotAvailable:
-            {
-            status  = EOffline;
-            break;
-            }
-        case MPresenceBuddyInfo2::EUnknownAvailability:
-            {
-            status  = EUnknown;
-						if(0==aAvailabilityText.Compare(KInvisibleState))
-						    {
-						    status  = EInvisible;
-						    }
-            break;
-            }  
-        default:
-            {
-            status  = EUnknown;
-            break;
-            }    
-        }
-
-    IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::ConvertStringToStatus() End ") );	
-    return status;
-    }  
-
-// ---------------------------------------------------------
-// CIMCVEngineMessageHandler::GetPresenceStatus
-// 
-// ---------------------------------------------------------	
-TIMCVOnlineStatus CIMCVEngineMessageHandler::GetPresenceStatus()
-	{
-	// current presence status
-	return iPresenceStatus;
-	}
-	
-// ---------------------------------------------------------
-// CIMCVEngineMessageHandler::GetChatListL
-// 
-// ---------------------------------------------------------	
-RArray<SIMCacheChatItem> CIMCVEngineMessageHandler::GetChatListL( TInt aServiceId )
-	{
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::StartNewConversationL() start") );
-	
-	IM_CV_LOGS(TXT("CIMCVEngineMessageHandler::StartNewConversationL() end") );
-	
-	return iIMCacheUpdater->GetChatListL(aServiceId);
-
-	}
-
-// ---------------------------------------------------------
-// CIMCVEngineMessageHandler::OpenChats
-// 
-// ---------------------------------------------------------
-CIMCVEngineOpenChats& CIMCVEngineMessageHandler::OpenChats() 
-	{
-	return 	*iOpenChats;
-	}
-
-
-// ---------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::GetKeyFiledsAndValuesL
-// ---------------------------------------------------------------------------
-//
-void CIMCVEngineMessageHandler::GetKeyFiledsAndValuesL(MPresenceBuddyInfo2& aPresenceBuddyInfo)
-    {
-    TPtrC8 value = aPresenceBuddyInfo.GetAnyField( KExtensionKey());
-    // At any point of time fro remote and blocked contact only one of the keys
-    // KPendingRequestExtensionValue/KBlockedExtensionValue will be assigned, and not both the keys.
-    if(value.Compare( KPendingRequestExtensionValue) == 0 )
-        {
-        iPresenceStatus = EPending;
-        }
-    else if(value.Compare( KBlockedExtensionValue ) == 0 )
-        {
-        iPresenceStatus = EBlock;
-        }
-    else if(value.Compare( KServiceExtensionValue ) == 0)
-       {
-       iPresenceStatus  = EServiceOut;
-       }
-    else if(value.Compare( KCallForwardExtensionValue ) == 0)
-       {
-       iPresenceStatus  = ECallForward;
-       }
-    }
-// ---------------------------------------------------------------------------
-// CIMCVEngineMessageHandler::ServiceId
-// ---------------------------------------------------------------------------
-//
-TInt CIMCVEngineMessageHandler::ServiceId() const 
-    {
-    return iServiceId;
-    }
- 
-// -----------------------------------------------------------------------------
-// CIMCVEngineMessageHandler: HandleServiceBuddyDetailsFetchedL
-// -----------------------------------------------------------------------------
-//
-void CIMCVEngineMessageHandler::HandleServiceBuddyDetailsFetchedL(TInt aServiceId, 
-        const TDesC& aXspId,
-        const TDesC8 & aContactLink,
-        const TDesC & aDisplayName ) 
-    {
-    IM_CV_LOGS(TXT("HandleServiceBuddyDetailsFetchedL Start") );  
-    IM_CV_LOGS(TXT("HandleServiceBuddyDetailsFetchedL aName= %S"),&aDisplayName );
-    IM_CV_LOGS(TXT("HandleServiceBuddyDetailsFetchedL aLink= %S"),&aContactLink);  
-    MIMCVEngineMessageWriteInterface& messageContainer = 
-    iChatInterface.MessageWriteInterfaceL(aServiceId, aXspId, aDisplayName, aContactLink );
-    messageContainer.SetNameL(aDisplayName);
-    messageContainer.SetLinkL(aContactLink);
-    IM_CV_LOGS(TXT("HandleServiceBuddyDetailsFetchedL End") );  
-    }
- // end of file
- 
-