--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mmsharing/mmshavailability/src/musavainviteresponder.cpp	Thu Dec 17 08:44:37 2009 +0200
@@ -0,0 +1,201 @@
+/*
+* Copyright (c) 2005-2006 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:   Provide interface for the client requestin availability class.
+*
+*/
+
+
+
+#include "musavainviteresponder.h"
+#include "musavainviteresponderobserver.h"
+#include "muslogger.h"
+
+#include <e32cmn.h>
+#include <sipresponseelements.h>
+#include <sipmessageelements.h>
+#include <sipstrings.h>
+#include <siptransactionbase.h>
+#include <sipheaderbase.h>
+#include <sipservertransaction.h>
+
+const TUint KMUSAVA486 = 486; // Busy
+const TUint KMUSAVA603 = 603; // Decline/Reject
+
+_LIT8( KMusAvaStatusBusy, "Busy Here" );
+_LIT8( KMusAvaStatusDecline, "Decline" );
+
+
+// -------------------------------------------------------------------------
+//  Two-phased constructor.
+// -------------------------------------------------------------------------
+//
+CMusAvaInviteResponder* CMusAvaInviteResponder::NewL(
+                                CSIPServerTransaction* aTransaction,
+                                MMusAvaInviteResponderObserver& aObserver )
+    {
+    MUS_LOG( "mus: [MUSAVA]  -> CMusAvaInviteResponder::NewL()" )
+
+    CMusAvaInviteResponder* self = CMusAvaInviteResponder::NewLC(
+                                                aTransaction,
+                                                aObserver );
+    CleanupStack::Pop( self );
+
+    MUS_LOG( "mus: [MUSAVA]  <- CMusAvaInviteResponder::NewL()" )
+    return self;
+    }
+
+
+// -------------------------------------------------------------------------
+//  Destructor.
+// -------------------------------------------------------------------------
+//
+CMusAvaInviteResponder::~CMusAvaInviteResponder()
+    {
+    MUS_LOG( "mus: [MUSAVA]  -> CMusAvaInviteResponder::~CMusAvaInviteResponder()" )
+    delete iTransaction;
+    MUS_LOG( "mus: [MUSAVA]  <- CMusAvaInviteResponder::~CMusAvaInviteResponder()" )
+    }
+
+// -------------------------------------------------------------------------
+//  Two-phased constructor.
+// -------------------------------------------------------------------------
+//
+CMusAvaInviteResponder* CMusAvaInviteResponder::NewLC(
+                                CSIPServerTransaction* aTransaction,
+                                MMusAvaInviteResponderObserver& aObserver )
+    {
+    MUS_LOG( "mus: [MUSAVA]  -> CMusAvaInviteResponder::NewLC()" )
+    CMusAvaInviteResponder* self = new( ELeave ) CMusAvaInviteResponder(
+                                                        aTransaction,
+                                                        aObserver );
+    CleanupStack::PushL( self );
+
+    MUS_LOG( "mus: [MUSAVA]  <- CMusAvaInviteResponder::NewLC()" )
+    return self;
+    }
+
+// -------------------------------------------------------------------------
+//  Constructor.
+// -------------------------------------------------------------------------
+//
+CMusAvaInviteResponder::CMusAvaInviteResponder(
+                                CSIPServerTransaction* aTransAction,
+                                MMusAvaInviteResponderObserver& aObserver )
+    : iObserver( aObserver ), iTransaction( aTransAction )
+    {
+    MUS_LOG( "mus: [MUSAVA]  -> CMusAvaInviteResponder::CMusAvaInviteResponder()" )
+    MUS_LOG( "mus: [MUSAVA]  <- CMusAvaInviteResponder::CMusAvaInviteResponder()" )
+    }
+
+// -------------------------------------------------------------------------
+//
+// -------------------------------------------------------------------------
+//
+void CMusAvaInviteResponder::AnswerL()
+    {
+    if( iObserver.ApplicationState()  ==
+        MMusAvaSettingsObserver::EApplicationIsRunning )
+        {
+        SendResponseL( KMUSAVA486, KMusAvaStatusBusy );
+        }
+    else
+        {
+        SendResponseL( KMUSAVA603, KMusAvaStatusDecline );
+        }
+    }
+
+// ------------------------------------------------------------------------
+// Send response to request.
+// ------------------------------------------------------------------------
+void CMusAvaInviteResponder::SendResponseL( TUint aStatusCode,
+                                            const TDesC8& aReasonPhrase )
+    {
+    MUS_LOG( "mus: [MUSAVA] -> CMusAvaInviteResponder::SendResponseL()" )
+    MUS_LOG1( "mus: [MUSAVA]     aStatusCode == <%d>", aStatusCode )
+
+    RStringF responseString = SIPStrings::Pool().OpenFStringL( aReasonPhrase );
+    CleanupClosePushL( responseString );
+    CSIPResponseElements* respElem =
+        CSIPResponseElements::NewL( aStatusCode, responseString );
+    CleanupStack::PopAndDestroy(); //responseString
+    CleanupStack::PushL( respElem );
+
+    ResponseL( respElem );
+    CleanupStack::Pop( respElem );
+
+    MUS_LOG( "mus: [MUSAVA]  <- CMusAvaInviteResponder::SendResponseL()" )
+    }
+
+
+// ------------------------------------------------------------------------
+// Returns response status.
+// ------------------------------------------------------------------------
+TBool CMusAvaInviteResponder::ResponseComplete()
+    {
+   
+	MUS_LOG( "mus: [MUSAVA]	-> CMusAvaInviteResponder::ResponseComplete()" )
+	TBool res = EFalse;
+
+	CSIPTransactionBase::TState state = CSIPTransactionBase::ETerminated;
+	TRAPD( err, state = iTransaction->StateL() );
+	
+	if( err != KErrNone ) 
+		{
+		MUS_LOG1( "mus: [MUSAVA]	   serverTran.StateL, err #%d", err )
+		return res;
+		}
+
+	if ( state == CSIPTransactionBase::ECompleted || 
+		 state == CSIPTransactionBase::EConfirmed || 
+		 state == CSIPTransactionBase::ETerminated && 
+	     iTransaction->ResponseAllowed() )	
+	    {
+	    res = ETrue;
+	    }
+
+	MUS_LOG( "mus: [MUSAVA]	<- CMusAvaInviteResponder::ResponseComplete()" )
+	return res;
+    }
+
+// ------------------------------------------------------------------------
+// Send Response to reques.
+// ------------------------------------------------------------------------
+void CMusAvaInviteResponder::ResponseL(
+                                CSIPResponseElements* aResponseElements )
+    {
+    MUS_LOG( "mus: [MUSAVA]  -> CMusAvaInviteResponder::ResponseL" )
+    CSIPServerTransaction& serverTran =
+        static_cast<CSIPServerTransaction&>( *iTransaction );
+    
+    if ( iTransaction->IsSIPClientTransaction() )
+        {
+        User::Leave( KErrNotReady );
+        }
+    
+    else if ( ( serverTran.StateL() == CSIPTransactionBase::ETrying ||
+         serverTran.StateL() == CSIPTransactionBase::EProceeding ) &&
+         serverTran.ResponseAllowed() )
+        {
+        MUS_LOG( "   Send response" )
+        serverTran.SendResponseL( aResponseElements );
+        }
+    else
+        {
+        User::Leave( KErrNotReady );
+        MUS_LOG( "mus: [MUSAVA]  Not allow to sent response " )
+        MUS_LOG( "mus: [MUSAVA]  <- CMusAvaInviteResponder::ResponseL" )
+        }
+    }
+
+