More robust geofence checking

homeassistant/components/automation/zone.py

@@ -36,17 +36,13 @@ def trigger(hass, config, action):
     def zone_automation_listener(entity, from_s, to_s):
         """ Listens for state changes and calls action. """
         if from_s and None in (from_s.attributes.get(ATTR_LATITUDE),
-                               from_s.attributes.get(ATTR_LONGITUDE)):
-            return
-
-        if None in (to_s.attributes.get(ATTR_LATITUDE),
+                               from_s.attributes.get(ATTR_LONGITUDE)) or \
+            None in (to_s.attributes.get(ATTR_LATITUDE),
                      to_s.attributes.get(ATTR_LONGITUDE)):
             return
 
-        from_zone = _in_zone(hass, from_s) if from_s else None
-        to_zone = _in_zone(hass, to_s)
-        from_match = from_zone and from_zone.entity_id == zone_entity_id
-        to_match = to_zone and to_zone.entity_id == zone_entity_id
+        from_match = _in_zone(hass, zone_entity_id, from_s) if from_s else None
+        to_match = _in_zone(hass, zone_entity_id, to_s)
 
         if event == EVENT_ENTER and not from_match and to_match or \
            event == EVENT_LEAVE and from_match and not to_match:
@@ -71,22 +67,19 @@ def if_action(hass, config):
 
     def if_in_zone():
         """ Test if condition. """
-        state = hass.states.get(entity_id)
-
-        if not state or None in (state.attributes.get(ATTR_LATITUDE),
-                                 state.attributes.get(ATTR_LONGITUDE)):
-            return
-
-        cur_zone = _in_zone(hass, state)
-
-        return cur_zone and cur_zone.entity_id == zone_entity_id
+        return _in_zone(hass, zone_entity_id, hass.states.get(entity_id))
 
     return if_in_zone
 
 
-def _in_zone(hass, state):
+def _in_zone(hass, zone_entity_id, state):
     """ Check if state is in zone. """
-    return zone.in_zone(
-        hass, state.attributes.get(ATTR_LATITUDE),
+    if not state or None in (state.attributes.get(ATTR_LATITUDE),
+                             state.attributes.get(ATTR_LONGITUDE)):
+        return False
+
+    zone_state = hass.states.get(zone_entity_id)
+    return zone_state and zone.in_zone(
+        zone_state, state.attributes.get(ATTR_LATITUDE),
         state.attributes.get(ATTR_LONGITUDE),
         state.attributes.get(ATTR_GPS_ACCURACY, 0))

homeassistant/components/device_tracker/__init__.py

@@ -364,7 +364,8 @@ class Device(Entity):
         elif self.location_name:
             self._state = self.location_name
         elif self.gps is not None:
-            zone_state = zone.in_zone(self.hass, self.gps[0], self.gps[1])
+            zone_state = zone.active_zone(self.hass, self.gps[0], self.gps[1],
+                                          self.gps_accuracy)
             if zone_state is None:
                 self._state = STATE_NOT_HOME
             elif zone_state.entity_id == zone.ENTITY_ID_HOME:

homeassistant/components/frontend/version.py

@@ -1,2 +1,2 @@
 """ DO NOT MODIFY. Auto-generated by build_frontend script """
-VERSION = "8d460d7298e41397b4f94ef103b2a067"
+VERSION = "c4722afa376379bc4457d54bb9a38cee"

homeassistant/components/frontend/www_static/home-assistant-polymer

@@ -1 +1 @@
-Subproject commit 4dba97292744a32146e35e36031dbca59eb62733
+Subproject commit fa8d63f9ac5ef7b0533d800d2fdb8c0c92d56e12

homeassistant/components/zone.py

@@ -44,8 +44,8 @@ ATTR_ICON = 'icon'
 ICON_HOME = 'home'
 
 
-def in_zone(hass, latitude, longitude, radius=0):
-    """ Find the zone for given latitude, longitude. """
+def active_zone(hass, latitude, longitude, radius=0):
+    """ Find the active zone for given latitude, longitude. """
     # Sort entity IDs so that we are deterministic if equal distance to 2 zones
     zones = (hass.states.get(entity_id) for entity_id
              in sorted(hass.states.entity_ids(DOMAIN)))
@@ -54,18 +54,32 @@ def in_zone(hass, latitude, longitude, radius=0):
     closest = None
 
     for zone in zones:
-        zone_dist = distance(latitude, longitude,
-                             zone.attributes[ATTR_LATITUDE],
-                             zone.attributes[ATTR_LONGITUDE])
+        zone_dist = distance(
+            latitude, longitude,
+            zone.attributes[ATTR_LATITUDE], zone.attributes[ATTR_LONGITUDE])
 
-        if zone_dist - radius < zone.attributes[ATTR_RADIUS] and \
-           (closest is None or zone_dist < min_dist):
+        within_zone = zone_dist - radius < zone.attributes[ATTR_RADIUS]
+        closer_zone = closest is None or zone_dist < min_dist
+        smaller_zone = (zone_dist == min_dist and
+                        zone.attributes[ATTR_RADIUS] <
+                        closest.attributes[ATTR_RADIUS])
+
+        if within_zone and (closer_zone or smaller_zone):
             min_dist = zone_dist
             closest = zone
 
     return closest
 
 
+def in_zone(zone, latitude, longitude, radius=0):
+    """ Test if given latitude, longitude is in given zone. """
+    zone_dist = distance(
+        latitude, longitude,
+        zone.attributes[ATTR_LATITUDE], zone.attributes[ATTR_LONGITUDE])
+
+    return zone_dist - radius < zone.attributes[ATTR_RADIUS]
+
+
 def setup(hass, config):
     """ Setup zone. """
     entities = set()

homeassistant/util/location.py

@@ -31,6 +31,6 @@ def detect_location_info():
     return LocationInfo(**data)
 
 
-def distance(lon1, lat1, lon2, lat2):
+def distance(lat1, lon1, lat2, lon2):
     """ Calculate the distance in meters between two points. """
-    return vincenty((lon1, lat1), (lon2, lat2)) * 1000
+    return vincenty((lat1, lon1), (lat2, lon2)) * 1000