Edit missed approach alarm scratchpad behaviour

* Immediately clear message strings to avoid clogging space

MissedApproach/MissedApproachAlarm.cpp

@@ -461,9 +461,10 @@ void MissedApproachAlarm::OnFlightPlanControllerAssignedDataUpdate(CFlightPlan F
 	MissedApproachPlugin ma;
 	CFlightPlanData data = FlightPlan.GetFlightPlanData();
 	CFlightPlanControllerAssignedData controllerData = FlightPlan.GetControllerAssignedData();
+	string scratchPadString = controllerData.GetScratchPadString();
 
 	//Filter from scratchpad message
-	if (strstr(controllerData.GetScratchPadString(), "\\MISS") == NULL) return;
+	if (scratchPadString.find("MISAP_") == string::npos) return;
 
 	//Handle tower case first
 	if (!selectedAcftData.empty()) {
@@ -476,7 +477,9 @@ void MissedApproachAlarm::OnFlightPlanControllerAssignedDataUpdate(CFlightPlan F
 	//Don't add to vector unless runway is selected and active
 	if (find(activeMAPPRunways.begin(), activeMAPPRunways.end(), data.GetArrivalRwy()) == activeMAPPRunways.end()) return;
 
-	missedAcftData.push_back(FlightPlan.GetCallsign());
+	scratchPadString.erase(0, strlen("MISAP_"));
+	controllerData.SetScratchPadString(scratchPadString.c_str());
+;	missedAcftData.push_back(FlightPlan.GetCallsign());
 	missedAcftData.push_back(data.GetDestination());
 	missedAcftData.push_back(data.GetArrivalRwy());
 }

MissedApproach/MissedApproachPlugin.cpp

@@ -40,7 +40,7 @@ void MissedApproachPlugin::initMissedApproach(const char* callsign) {
 	data = fpl.GetFlightPlanData();
 	controllerData = fpl.GetControllerAssignedData();
 	string buf = controllerData.GetScratchPadString();
-	buf.append("\\MISS");
+	buf.insert(0, "MISAP_");
 	controllerData.SetScratchPadString(buf.c_str());
 }
 
@@ -53,11 +53,9 @@ void MissedApproachPlugin::ackMissedApproach(const char* callsign) {
 	controllerData = fpl.GetControllerAssignedData();
 
 	string buf = controllerData.GetScratchPadString();
-	if (buf.find("\\MISS") != string::npos) {
-		buf.append("\\ACK\\");
-		buf.append(myself.GetPositionId());
-		controllerData.SetScratchPadString(buf.c_str());
-	}
+	buf.append("MISAP-ACK_");
+	buf.append(myself.GetPositionId());
+	controllerData.SetScratchPadString(buf.c_str());
 	//couldn't find it, handle error
 }
 
@@ -69,15 +67,15 @@ void MissedApproachPlugin::resetMissedApproach(const char* callsign) {
 	controllerData = fpl.GetControllerAssignedData();
 	string buf = controllerData.GetScratchPadString();
 	size_t index;
-	string miss = "\\MISS";
-	string ack = "\\ACK";
+	string miss = "MISAP_";
+	string ack = "ACK_";
 	index = buf.find(miss);
 	if (index != string::npos) {
 		buf.erase(index, miss.length());
 	}
 	index = buf.find(ack);
 	if (index != string::npos) {
-		buf.erase(index, ack.length()+4);
+		buf.erase(index, ack.length()+3);
 	}
 	controllerData.SetScratchPadString(buf.c_str());
 	//couldn't find it, handle error
@@ -121,10 +119,13 @@ bool MissedApproachPlugin::matchArrivalAirport(const char* arrivalArpt) {
 
 const char* MissedApproachPlugin::checkForAck(const char* callsign) {
 	CFlightPlanControllerAssignedData controllerData = FlightPlanSelect(callsign).GetControllerAssignedData();
-	const char* ptr = strstr(controllerData.GetScratchPadString(), "\\MISS\\ACK\\");
+	const char* ptr = strstr(controllerData.GetScratchPadString(), "MISAP-ACK_");
 	if (ptr != NULL) {
-		ptr = ptr + strlen("\\MISS\\ACK\\");
-		return (ptr != NULL && strlen(ptr) == 3) ? ptr : "???";
+		string scratchPadString = ptr;
+		ptr = ptr + strlen("MISAP-ACK_");
+		scratchPadString.erase(0, strlen("MISAP-ACK_AP"));
+		controllerData.SetScratchPadString(scratchPadString.c_str());
+		return (ptr != NULL && strlen(ptr) == 3) ? ptr : "??";
 	}
 	return NULL;
 }