imstutils/imconversationview/imcvuiengine/src/cimcvenginecchhandler.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 19 Feb 2010 22:41:11 +0200
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permissions -rw-r--r--
Revision: 201003 Kit: 201007
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/*
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* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  Class handling the use of Cch
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*
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*/
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// INCLUDE FILES
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#include <e32def.h>
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#include <cchserver.h>
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#include <cchclient.h>
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#include <spsettings.h>
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#include <spproperty.h>
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#include "cimcvenginefactory.h"
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#include "cimcvenginecchhandler.h"
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#include "imcvuiliterals.h"
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#include "imcvlogger.h"
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// CONSTANTS
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// ================= MEMBER FUNCTIONS =======================
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// ---------------------------------------------------------------------------
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// CIMCVEngineCchHandler::CIMCVEngineCchHandler
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// ---------------------------------------------------------------------------
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// 
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CIMCVEngineCchHandler::CIMCVEngineCchHandler(TUint aServiceId, 
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											 CIMCVEngine& aEngine)
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: iServiceId(aServiceId),
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iEngine(aEngine)
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    {        
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    }
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// ---------------------------------------------------------------------------
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// CIMCVEngineCchHandler::ConstructL
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// ---------------------------------------------------------------------------
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// 
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void CIMCVEngineCchHandler::ConstructL(  )
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    {
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    // Create service selection here
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	iCchClient = CCch::NewL();
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	if (iCchClient)
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		{		
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		CCchService* service = iCchClient->GetService( iServiceId );	
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		if( service )
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			{
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			service->SetObserver( *this );		
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			}
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		}		
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    }
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// ---------------------------------------------------------------------------
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// CIMCVEngineCchHandler::NewL
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// ---------------------------------------------------------------------------
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// 
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CIMCVEngineCchHandler* 
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    CIMCVEngineCchHandler::NewL( TUint aServiceId, CIMCVEngine& aEngine )
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    {
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    CIMCVEngineCchHandler* self = NewLC(aServiceId, aEngine);
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    CleanupStack::Pop(self);
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    return self;
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    }
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// ---------------------------------------------------------------------------
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// CIMCVEngineCchHandler::NewLC
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// ---------------------------------------------------------------------------
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// 
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CIMCVEngineCchHandler* 
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    CIMCVEngineCchHandler::NewLC(TUint aServiceId, CIMCVEngine& aEngine )
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    {
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    CIMCVEngineCchHandler* self =
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        new (ELeave) CIMCVEngineCchHandler(aServiceId, aEngine);
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    CleanupStack::PushL(self);
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    self->ConstructL( );
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    return self;
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    }
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// ---------------------------------------------------------------------------
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// CIMCVEngineCchHandler::~CIMCVEngineCchHandler
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// ---------------------------------------------------------------------------
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// 
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CIMCVEngineCchHandler::~CIMCVEngineCchHandler()
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    {
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	if(iCchClient)
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    	{
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    	CCchService* service = iCchClient->GetService( iServiceId );
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    	if( service )
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			{
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			service->RemoveObserver();
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			}    	
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    	delete iCchClient; 	
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    	}
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    }
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   112
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   113
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   114
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// ---------------------------------------------------------------------------
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// CIMCVEngineCchHandler::GetServiceState
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// ---------------------------------------------------------------------------
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// 
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TInt CIMCVEngineCchHandler::GetServiceState(
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									TCCHSubserviceState& aCCHState
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									)
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    {
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   	TInt err = KErrNone;
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   	CCchService* service = iCchClient->GetService( iServiceId );
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   	TCchServiceStatus status;
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	status.SetState(ECCHUninitialized);
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	if( service )
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		{
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		// Get status from the client
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		err = service->GetStatus( ECCHIMSub, status );
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		}		
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    aCCHState = status.State();
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	return err;   	
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    }
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// ---------------------------------------------------------------------------
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// CIMCVEngineCchHandler::EnableService
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// ---------------------------------------------------------------------------
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// 
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TInt CIMCVEngineCchHandler::EnableService()
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    {
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    // Retrieve service interface from the CCH client to be used to
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	// enable aServiceType
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	CCchService* service = iCchClient->GetService( iServiceId );
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	//Allowing Connectivity Dialogs for cch
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    iCchClient->SetConnectivityDialogsAllowed( ETrue );
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	// By default set to fault value; if service pointer is valid then we
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	// return the disable value, otherwise we return KErrNotFound
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	TInt error = KErrNotFound;
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	if( service )
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		{		
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		error = service->Enable( ECCHUnknown );
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   160
		
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		}
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	return error;    
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    }
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// ---------------------------------------------------------------------------
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// CIMCVEngineCchHandler::GetAdapterUidL()
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// ---------------------------------------------------------------------------
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//
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TInt CIMCVEngineCchHandler::GetAdapterUidL()
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    {
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    TInt ret = KErrNotFound;
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    CSPProperty* property = CSPProperty::NewLC();
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    CSPSettings* settings = CSPSettings::NewLC();
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    TInt err = settings->FindPropertyL( iServiceId,
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            EPropertyPCSPluginId,*property );   
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    if (KErrNone == err)
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        {
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        property->GetValue( ret );
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        }
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    CleanupStack::PopAndDestroy( settings );
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    CleanupStack::PopAndDestroy( property );
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    return ret;
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    }
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// ---------------------------------------------------------------------------
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// CIMCVEngineCchHandler::GetUserIdL
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// ---------------------------------------------------------------------------
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// 
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HBufC* CIMCVEngineCchHandler::GetUserIdL()
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    {
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    HBufC* temp = NULL;
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    CCchService* service = iCchClient->GetService( iServiceId );
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    // By default set to fault value; if service pointer is valid then we
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    // return the disable value, otherwise we return KErrNotFound
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    TInt error = KErrNotFound;
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    if( service )
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       {                  
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       RBuf username;
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       username.Create(KMAXUSERIDLENGTH);
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       CleanupClosePushL( username ); 
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       error = service->GetConnectionParameter(ECCHIMSub,ECchUsername,username);
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       User::LeaveIfError( error);
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       if( username.Length() > 0)
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          {
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          temp = username.AllocL(); // ownership transferred 
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          }       
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       CleanupStack::PopAndDestroy( &username );
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      }
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    return temp;        
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    }
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// ---------------------------------------------------------------------------
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// CIMCVEngineCchHandler::DisableService
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// ---------------------------------------------------------------------------
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// 
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TInt CIMCVEngineCchHandler::DisableService()
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    {
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    // Retrieve service interface from the CCH client to be used to
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   224
	// enable aServiceType
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   225
	CCchService* service = iCchClient->GetService( iServiceId );
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   226
	// By default set to fault value; if service pointer is valid then we
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   227
	// return the disable value, otherwise we return KErrNotFound
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   228
	TInt error = KErrNotFound;
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   229
	if( service )
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   230
		{
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   231
		error = service->Disable( ECCHUnknown );
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   232
		}
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   233
    
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   234
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   235
	return error;    
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   236
    }
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   237
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   238
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   239
// ---------------------------------------------------------------------------
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   240
// CIMCVEngineCchHandler::IsServiceLoggedIn
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// ---------------------------------------------------------------------------
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//        
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   243
TBool CIMCVEngineCchHandler::IsServiceLoggedIn()
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   244
	{	
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   245
	TCCHSubserviceState serviceState = ECCHUninitialized;
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   246
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   247
	TInt error = GetServiceState( serviceState ); 
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   248
	    			
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   249
	if ( !error && ECCHEnabled == serviceState )
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   250
	    {
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   251
	    return ETrue;	
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   252
	    }
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   253
	
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   254
	return EFalse;	    
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   255
	    
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   256
	}
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   257
         	  
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diff changeset
   258
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   259
// ---------------------------------------------------------------------------
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   260
// CIMCVEngineCchHandler::ServiceStatusChanged
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   261
// ---------------------------------------------------------------------------
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   262
//
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   263
void CIMCVEngineCchHandler::ServiceStatusChanged(
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diff changeset
   264
				TInt aServiceId,
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   265
				const TCCHSubserviceType aType,
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   266
				const TCchServiceStatus& aServiceStatus )
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   267
	{	
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diff changeset
   268
	TRAP_IGNORE(DoHandleServiceStatusChangedL(aServiceId, aType, aServiceStatus));
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diff changeset
   269
	} 
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   270
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   271
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   272
// ---------------------------------------------------------------------------
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   273
// CIMCVEngineCchHandler::DoHandleServiceStatusChanged
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   274
// ---------------------------------------------------------------------------
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   275
//
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   276
void CIMCVEngineCchHandler::DoHandleServiceStatusChangedL(
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   277
				TInt aServiceId,
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   278
				const TCCHSubserviceType aType,
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   279
				const TCchServiceStatus& aServiceStatus )
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   280
	{
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   281
	
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   282
    IM_CV_LOGS(TXT("CVEngineCCHHnadler::DoHandleServiceStatusChangedL ") );   
3
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   283
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   284
	if (aType == ECCHPresenceSub)
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   285
		{
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   286
		/* SIP Adaptation -- sends error in Network Lost. This is added so that once we get it, we will unbindL and delete the context
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   287
		 * This happens only in case of SIP as it does not send the event in IM Subservice.
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   288
		 */
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   289
		if (aServiceStatus.Error() && ECCHDisabled != aServiceStatus.State())
3aab497fdbb7 Revision: 201003
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   290
			{
3aab497fdbb7 Revision: 201003
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   291
				iEngine.ReleaseConnectionL ();
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   292
				iEngine.DeleteContextL ();
3aab497fdbb7 Revision: 201003
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diff changeset
   293
			}
3aab497fdbb7 Revision: 201003
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   294
		} 
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diff changeset
   295
	else if (aType == ECCHIMSub)
0
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   296
		{
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   297
		MIMCVEngineCCHObserver::TServiceState notifyEvent = 
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   298
									MIMCVEngineCCHObserver::ENotLoggedIn;
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   299
		switch (aServiceStatus.State())
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   300
			{
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   301
			case ECCHUninitialized:
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   302
				{
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   303
				//Nothing to be done			
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   304
				break;	
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diff changeset
   305
				}
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   306
			case ECCHDisabled:
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diff changeset
   307
				{
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diff changeset
   308
				IM_CV_LOGS(TXT("CVEngineCCHHnadler::DoHandleServiceStatusChangedL DISABLED"));   
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   309
				iEngine.CloseAllOpenChatsL ();
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   310
				iEngine.ReleaseConnectionL();
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   311
				iEngine.DeleteContextL ();
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diff changeset
   312
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   313
				break;	
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   314
				}
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   315
			case ECCHConnecting:
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   316
				{
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   317
				notifyEvent = MIMCVEngineCCHObserver::EConnecting;
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   318
				break;	
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diff changeset
   319
				}
5e5d6b214f4f Revision: 201003
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diff changeset
   320
			case ECCHEnabled:
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parents:
diff changeset
   321
				{
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diff changeset
   322
				notifyEvent = MIMCVEngineCCHObserver::ELogin;
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diff changeset
   323
				iEngine.CreateContextL();
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diff changeset
   324
				break;	
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diff changeset
   325
				}
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parents:
diff changeset
   326
			case ECCHDisconnecting:
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parents:
diff changeset
   327
				{
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parents:
diff changeset
   328
				// If NetworkErrorLost error is received by CCH on this state, then do not close all chats
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diff changeset
   329
				// as user would loose all the on-going conversation when the network connection is
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diff changeset
   330
				// restored.				
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diff changeset
   331
				if (aServiceStatus.Error () != KCCHErrorNetworkLost )
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   332
				iEngine.CloseAllOpenChatsL();
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   333
				notifyEvent = MIMCVEngineCCHObserver::EDisconnecting;
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parents:
diff changeset
   334
				break;	
5e5d6b214f4f Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   335
				}
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			default:
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				{
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				break;	
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				}
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			}
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		if (iObserver)
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			{
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			iObserver->ServiceStatusChanged( aServiceId,     								   
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                                 notifyEvent );
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			}
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		}	        
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	} 
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// ---------------------------------------------------------------------------
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// CIMCVEngineCchHandler::RegisterObserver
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// ---------------------------------------------------------------------------
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//	
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void CIMCVEngineCchHandler::RegisterObserver(MIMCVEngineCCHObserver* aObserver)
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	{
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	if (aObserver)
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		{
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		iObserver = aObserver;
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		}
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	}
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// ---------------------------------------------------------------------------
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// CIMCVEngineCchHandler::UnRegisterObserver
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// ---------------------------------------------------------------------------
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//
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void CIMCVEngineCchHandler::UnRegisterObserver()
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	{
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	iObserver = NULL;	
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	}
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// End of file
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   377