handle errors when gps coordinates are out of range

owrx/details.py

@@ -2,6 +2,9 @@ from owrx.config import Config
 from owrx.locator import Locator
 from owrx.property import PropertyFilter
 from owrx.property.filter import ByPropertyName
+import logging
+
+logger = logging.getLogger(__name__)
 
 
 class ReceiverDetails(PropertyFilter):
@@ -20,5 +23,8 @@ class ReceiverDetails(PropertyFilter):
 
     def __dict__(self):
         receiver_info = super().__dict__()
-        receiver_info["locator"] = Locator.fromCoordinates(receiver_info["receiver_gps"])
+        try:
+            receiver_info["locator"] = Locator.fromCoordinates(receiver_info["receiver_gps"])
+        except ValueError as e:
+            logger.error("invalid receiver location, check in settings: %s", str(e))
         return receiver_info

owrx/locator.py

@@ -5,6 +5,11 @@ class Locator(object):
         lat = coordinates["lat"]
         lon = coordinates["lon"]
 
+        if not -90 < lat < 90:
+            raise ValueError("invalid latitude: {}".format(lat))
+        if not -180 < lon < 180:
+            raise ValueError("invalid longitude: {}".format(lon))
+
         lon = lon + 180
         lat = lat + 90