added altitude prompt and config

groundstation/loc-add-foxtelem.py

@@ -77,6 +77,19 @@ else:
 
 if ((latitude != 0) and (longitude != 0) or grid):
 
+  alt = input("\nType your altitude: ")
+  try:
+    altitude = float(alt)
+    print(altitude)
+     altSedStr = 'sed -i "s/altitude=.*/altitude=' + str(altitude) + '/g" /home/pi/FoxTelemetryData/FoxTelem.properties'
+#          print (altSedStr)
+    system(altSedStr)
+    print("\nFoxTelem configuration updated with your alitude")
+  
+  except ValueError:
+    print("Not a number!")
+      
+  if not grid:
       latSedStr = 'sed -i "s/latitude=.*/latitude=' + str(latitude) + '/g" /home/pi/FoxTelemetryData/FoxTelem.properties'
       #print (latSedStr)
       system(latSedStr)
@@ -85,16 +98,16 @@ if ((latitude != 0) and (longitude != 0) or grid):
       #print (longSedStr)
       system(longSedStr)
 
-  if not grid:
       print("\nFoxTelem configuration updated with your latitude and longitude")
 
-if grid:
+  else:
 
       gridSedStr = 'sed -i "s/maidenhead=.*/maidenhead=' + grid + '/g" /home/pi/FoxTelemetryData/FoxTelem.properties'
       #print (gridSedStr)
       system(gridSedStr)
 
-  print("\nFoxTelem configuration updated with your Maidenhead grid")
+      print("\nFoxTelem configuration updated with your maidenhead grid square")
+