locationmgmt/networklocationmgr/src/lbsnetlocmanresponsehandler.cpp
changeset 0 9cfd9a3ee49c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/locationmgmt/networklocationmgr/src/lbsnetlocmanresponsehandler.cpp	Tue Feb 02 01:50:39 2010 +0200
@@ -0,0 +1,225 @@
+// Copyright (c) 2006-2009 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:
+// Includes
+// Component
+// 
+//
+
+#include "lbsnetlocmanresponsehandler.h"
+#include "lbsnetlocmanlogic.h"
+#include "lbsdevloggermacros.h"
+#include "LbsNetworkLocateLogEvent.h"
+
+
+const TInt KLbsLogQueueSize = 10;
+
+//****************************************************************
+// Class CNetLocManResponseHandler
+//****************************************************************
+/** Static constructor.
+@param aNetLocMan A reference to the parent class
+@released
+@internalComponent
+*/
+CNetLocManResponseHandler* CNetLocManResponseHandler::NewL(CNetLocManLogic& aNetLocMan)
+	{
+	CNetLocManResponseHandler* self = new(ELeave) CNetLocManResponseHandler (aNetLocMan);
+
+	CleanupStack::PushL(self);
+
+	self->ConstructL();
+	CleanupStack::Pop();
+
+	return self;
+	}
+	
+	
+/** Constructor.
+@param aNetLocMan A reference to the parent class
+@released
+@internalComponent
+*/
+CNetLocManResponseHandler::CNetLocManResponseHandler(CNetLocManLogic& aNetLocMan) : 
+CActive(CActive::EPriorityStandard), iNetLocMan(aNetLocMan)
+	{
+
+	}
+
+
+/** 
+@see CActive::DoCancel
+@released
+@internalComponent
+*/
+void CNetLocManResponseHandler::DoCancel()
+	{
+// cancel async request
+iPositionUpdate.CancelNotifyNetworkLocationUpdate();
+iCompletionHandler->Cancel();
+	}
+
+
+/** Second phase constructor.
+@released
+@internalComponent
+*/
+void CNetLocManResponseHandler::ConstructL()
+	{
+	iPositionUpdate.OpenL(RLbsNetworkPositionUpdates::ENetworkPositionReference);
+iCompletionHandler = CNetLocManCompletionHandler::NewL(this);
+	
+	iLogger.Open(KLbsLogQueueSize);
+	
+	CActiveScheduler::Add(this);
+	}
+
+
+/** Destructor
+@released
+@internalComponent
+*/
+CNetLocManResponseHandler::~CNetLocManResponseHandler()
+	{
+	Cancel();
+delete iCompletionHandler;
+	iPositionUpdate.Close();
+	iLogger.Close();
+	}
+ 
+
+/** 
+@see CActive::RunError
+@param aError An error code
+@released
+@internalComponent
+*/
+TInt CNetLocManResponseHandler::RunError(TInt aError)
+	{
+	// handle RunL leaving - in our case we do nothing 
+	// as this means we have had encountered a program inconsistency
+	// By doing nothing here  causes the main manager thread to exit
+	// and the Lbs root process resolves any issues - by stopping and restarting
+	// lbs components
+ 	return aError;
+	}	
+
+
+/** Subscribe to the location update response property
+@released
+@internalComponent
+*/
+void CNetLocManResponseHandler::StartGettingRequests()
+	{
+	LBSLOG(ELogP2, "CNetLocManResponseHandler::StartGettingRequests:");
+	Cancel();
+	// subscribe to property from Network Gateway -> Network Location Manager
+	iPositionUpdate.NotifyNetworkLocationUpdate(iStatus);
+	SetActive();	
+	}
+
+void CNetLocManResponseHandler::OnSessionComplete(TInt aStatus, 
+							const TLbsNetSessionIdInt& aSessionId)
+	{
+	TLbsNetSessionIdInt sessionIdRequ;
+	iNetLocMan.GetSessionId(sessionIdRequ);
+	// Only action it if it relates to the current session Id
+	if(aSessionId == sessionIdRequ)
+		{
+		// The position info is probably unnecessary (it's eitehr invalid or the 
+		// client already has it), but pass it on anyway in case the client
+		// is interested.
+		TPositionCourseInfo posInfo;
+		TTime targetTime;
+		TTime actualTime;
+		TLbsNetSessionIdInt sessionId;
+		iPositionUpdate.GetPositionInfo(sessionId, posInfo, targetTime, actualTime);
+	
+		ReportPosUpdate(aStatus, aSessionId.SessionOwner(), posInfo, 0);
+		}
+	}
+
+void CNetLocManResponseHandler::ReportPosUpdate(TInt aStatus, TUid aSessionOwner, 
+											TPositionInfo& aPosInfo, TTime aTargetTime)
+	{
+	/** LBSLOGGER - Start Logging */
+	// -------------------------------------------------------------------------
+	CLbsNetworkLocateLogEvent* event = NULL;
+	TRAPD(logErr, event = CLbsNetworkLocateLogEvent::NewL(aSessionOwner, NULL));
+	if (logErr == KErrNone)
+		{
+		event->SetPositionInfo(&aPosInfo);
+		// -------------------------------------------------------------------------
+		if (KErrNone == aStatus)
+			{
+			event->SetRequestOutcome(ELbsRequestOutcomeSuccess);
+			}
+		else
+			{
+			event->SetRequestOutcome(ELbsRequestOutcomeFail);
+			}
+		iLogger.AddEvent(*event);
+		delete event;
+		}
+		// -------------------------------------------------------------------------
+		/** LBSLOGGER - End Logging */
+
+		// deliver location info to NetLocManager
+		LBSLOG(ELogP2, "CNetLocManResponseHandler::ReportPosUpdate: passing position update to Net Loc Manager");
+		iNetLocMan.UpdateLocation(aStatus, aPosInfo, aTargetTime);
+
+	}
+
+/** Handle responses from the NetworkGateway
+This function handles the incomming location responses from the
+NetworkGateway, and pass them on to the LocServer, provided that
+the session id match.
+@see CActive::RunL
+@released
+@internalComponent
+*/
+void CNetLocManResponseHandler::RunL()
+	{
+	TInt status = iStatus.Int();
+	TPositionCourseInfo posInfo;
+
+	switch (status)
+		{
+		case KErrNone:
+			{
+
+			TLbsNetSessionIdInt sessionIdRequ;
+			iNetLocMan.GetSessionId(sessionIdRequ);
+			StartGettingRequests();			
+			
+			TTime targetTime;
+			TTime actualTime;
+			TLbsNetSessionIdInt sessionId;
+			TInt error = iPositionUpdate.GetPositionInfo(sessionId, posInfo, targetTime, actualTime);
+
+			LBSLOG3(ELogP2, "CNetLocManResponseHandler::RunL() Sessionid %d, %d", sessionId, sessionIdRequ);
+			// Only pass on the update if it relates to a request issued through 
+			// the Net Loc Manager
+			if(sessionId == sessionIdRequ)
+				{
+				ReportPosUpdate(error, sessionId.SessionOwner(), posInfo, targetTime);
+				}
+			break;
+			}
+		default:
+			{
+			User::LeaveIfError(status);
+			break;
+			}
+		}
+	}