--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/multimediacommsengine/mmcesrv/mmceevent/src/mceeventrefermtestablishedstate.cpp	Tue Feb 02 01:04:58 2010 +0200
@@ -0,0 +1,267 @@
+/*
+* 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:    State for established MT refer.
+*
+*/
+
+
+
+
+// INCLUDE FILES
+#include <sipnotifydialogassoc.h>
+#include <sipsubscriptionstateheader.h>
+#include <sipdialog.h>
+#include "mceeventrefermtestablishedstate.h"
+#include "mcesipeventhelper.h"
+#include "mcesip.h"
+#include "mceeventslogs.h"
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CMceEventReferMtEstablishedState::CMceEventReferMtEstablishedState
+// C++ default constructor can NOT contain any code, that
+// might leave.
+// -----------------------------------------------------------------------------
+//
+CMceEventReferMtEstablishedState::CMceEventReferMtEstablishedState()
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CMceEventReferMtEstablishedState::~CMceEventReferMtEstablishedState
+// Destructor
+// -----------------------------------------------------------------------------
+//
+CMceEventReferMtEstablishedState::~CMceEventReferMtEstablishedState()
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CMceEventReferMtEstablishedState::ProcessReferStateL
+// Ápply concrete state.
+// Be noticed that it will be also update, unRefer
+// -----------------------------------------------------------------------------
+//
+void CMceEventReferMtEstablishedState::HandleL( CMceComEvent& aEvent )
+    {
+    MCEEVENTS_DEBUG("CMceEventReferMtEstablishedState::HandleL, Entry");
+    //For Mt
+    User::LeaveIfError( aEvent.SIPEvent().Dialog() ?
+        KErrNone : KMceEventStateError );
+        
+    User::LeaveIfError( aEvent.SIPEvent().Dialog()->Type() 
+        == SIPStrings::StringF( SipStrConsts::ENotify ) ?
+        KErrNone : KMceEventStateError );
+    
+    // set subscription state and parameters
+	TMceEventStateIndex nextState = KErrNotFound;
+	CSIPSubscriptionStateHeader& subStateHeader = 
+				( static_cast< CSIPNotifyDialogAssoc* >
+				( aEvent.SIPEvent().Dialog() ) )->SubscriptionState();
+		
+    switch ( aEvent.PreviousAction() )
+        {
+        case EMceItcNotify:
+            {
+            MCESIPEventHelper::SetSubsStateHeaderValueAndParamsL( 
+            									aEvent, 
+            								   	SipStrConsts::ENotify,
+            								   	subStateHeader,	
+            									KStateActive, 
+            									aEvent.RefreshInterval(),
+            									EFalse );
+           
+             
+            nextState = KMceEstablishingEventStateIndex;
+            break;
+            }
+        case EMceItcTerminateEvent:
+            {
+             
+            MCESIPEventHelper::SetSubsStateHeaderValueAndParamsL( 
+            									aEvent, 
+            								   SipStrConsts::ENotify,
+            								   subStateHeader,	
+            								   KStateTerminated,
+            								   NULL );
+         
+            
+           
+            nextState = KMceTerminatingEventStateIndex;
+            break;
+            }
+        default:
+            {
+            User::Leave( KMceEventStateError );
+            break;
+            }
+        }
+    
+    // message elements
+    CSIPMessageElements* message = 
+	    MCESIPEventHelper::CreateMessageElementsLC( aEvent,
+	                                                SipStrConsts::ENotify );
+	
+	// send Notify
+	
+    CSIPClientTransaction* transaction = 
+		( static_cast< CSIPNotifyDialogAssoc* >
+		( aEvent.SIPEvent().Dialog() ) )->SendNotifyL( message );		
+		
+    CleanupStack::Pop( message );
+	CleanupStack::PushL( transaction );
+	
+	aEvent.SIPEvent().SetPendingTransactionL( transaction );
+	CleanupStack::Pop( transaction );
+	
+	aEvent.EventContext().SetCurrentStateL( aEvent, nextState );
+	MCEEVENTS_DEBUG("CMceEventReferMtEstablishedState::HandleL, Exit");
+    }
+
+// -----------------------------------------------------------------------------
+// CMceEventReferMtEstablishedState::HandleReceiveRequestL
+// Ápply concrete state.
+// Be noticed that it will be also Refer/Bye or Refer/Invite(update)
+// -----------------------------------------------------------------------------
+//
+void CMceEventReferMtEstablishedState::HandleReceiveRequestL( 
+														CMceComEvent& aEvent )
+	{
+	MCEEVENTS_DEBUG("CMceEventReferMtEstablishedState::HandleReceiveRequestL, Entry");
+	User::LeaveIfError( aEvent.SIPEvent().Dialog() ?
+	    KErrNone : KMceEventStateError );
+        
+	User::LeaveIfError( aEvent.SIPEvent().Dialog()->Type() 
+        == SIPStrings::StringF( SipStrConsts::ENotify ) ?
+        KErrNone : KMceEventStateError );
+    
+    CSIPServerTransaction& serverTran = aEvent.SIPEvent().Request();
+    CSIPServerTransaction* serverTranCheck = &serverTran;
+	User::LeaveIfError( serverTranCheck ? KErrNone : KMceEventStateError );
+	
+	//Received Subscribe from Mo there is no action in the previous action
+	User::LeaveIfError( aEvent.PreviousAction() == KErrNotFound ?
+	    KErrNone : KMceEventStateError );
+	
+    User::LeaveIfError( CSIPDialog::EConfirmed ==
+        aEvent.SIPEvent().Dialog()->Dialog().State() ?
+        KErrNone : KMceEventStateError );
+    
+    User::LeaveIfError( serverTran.RequestElements() ? KErrNone : KErrCorrupt) ;
+					
+	const CSIPMessageElements& subscribeMsg = 
+	    serverTran.RequestElements()->MessageElements();
+			
+	TBool terminated = EFalse;
+    CSIPResponseElements* response = 
+        MCESIPEventHelper::SubscribeRequestReceivedLC( aEvent, subscribeMsg );
+    
+    if ( response->StatusCode() == KMceSipOK )
+		{
+
+		MCESIPEventHelper::HandleExpireHeaderL(
+        								subscribeMsg,
+        								terminated ); 
+   
+        aEvent.SIPEvent().Request().SendResponseL( response );
+        
+        CleanupStack::Pop( response );
+        //then send Notify
+
+		CSIPNotifyDialogAssoc* dialogAssoc = 
+    			static_cast <CSIPNotifyDialogAssoc* >
+    			(aEvent.SIPEvent().Dialog()); 
+
+		CSIPMessageElements* notifyMsg = 
+	        MCESIPEventHelper::CreateReferNotifyMessageElementsLC( aEvent );
+		
+		CSIPSubscriptionStateHeader& subscrState = 
+		    dialogAssoc->SubscriptionState();
+		
+		TInt nextState = KErrNotFound;		
+        if ( terminated )
+            {
+			subscrState.SetSubStateValueL( KStateTerminated );
+			RStringF expires = SIPStrings::StringF( SipStrConsts::EExpires );
+            subscrState.DeleteParam( expires );
+            nextState = KMceTerminatingEventStateIndex;
+            }
+        else
+            {
+            //when subscription state is active
+            subscrState.SetSubStateValueL( KStateActive );
+			subscrState.SetExpiresParameterL(aEvent.RefreshInterval());
+            nextState = KMceEstablishedEventStateIndex;
+			}
+        
+        CSIPClientTransaction* tx = dialogAssoc->SendNotifyL( notifyMsg );
+		CleanupStack::Pop( notifyMsg );
+	    CleanupStack::PushL( tx );
+		aEvent.SIPEvent().SetPendingTransactionL( tx );
+		CleanupStack::Pop( tx );	
+		
+        aEvent.EventContext().SetCurrentStateL( aEvent, nextState );
+        }
+	else
+	  	{
+	  	// bad request
+	    aEvent.SIPEvent().Request().SendResponseL( response );
+	    CleanupStack::Pop( response );
+	    }
+
+	MCEEVENTS_DEBUG("CMceEventReferMtEstablishedState::HandleReceiveRequestL, Exit");
+	}
+	
+// -----------------------------------------------------------------------------
+// CMceEventReferMtEstablishedState::HandleResponseReceivedL
+// Ápply concrete state.
+// Be noticed that it will be also update, unRefer
+// -----------------------------------------------------------------------------
+//	
+void CMceEventReferMtEstablishedState::HandleResponseReceivedL( 
+												CMceComEvent& aEvent )
+    {
+    MCEEVENTS_DEBUG("CMceEventReferMtEstablishedState::HandleResponseReceivedL, Entry");
+    CSIPClientTransaction& clientTran = aEvent.SIPEvent().Response();
+    CSIPClientTransaction* clientTranCheck = &clientTran;;
+	User::LeaveIfError( clientTranCheck ? KErrNone : KMceEventStateError );
+		 
+    User::LeaveIfError( 
+        clientTran.ResponseElements() ? KErrNone : KErrCorrupt );
+	
+	// Response for first Notify comes here.
+    aEvent.SetPreviousAction( KErrNotFound ); 
+    TUint statusCode = clientTran.ResponseElements()->StatusCode();
+    if ( statusCode >= KMceSipOK )
+		{
+		CMceRefer::TState nextClientState = CMceRefer::EPending;
+		TMceEventStateIndex nextState = KErrNotFound;
+        if ( statusCode < KMceSipMultipleChoices )
+            {
+            nextClientState = CMceRefer::EAccepted;
+            nextState = KMceEstablishedEventStateIndex;
+            }
+        else 
+            {
+            nextClientState = CMceRefer::ETerminated;
+            nextState = KMceTerminatedEventStateIndex;
+            }
+        aEvent.SIPEvent().ClientStateChangedL( nextClientState, ETrue );
+        aEvent.EventContext().SetCurrentStateL( aEvent, nextState );
+        }
+	MCEEVENTS_DEBUG("CMceEventReferMtEstablishedState::HandleResponseReceivedL, Exit");        
+    }
+    
+//  End of File