def getDBwaypoints(usertid, lat_min, lat_max, lon_min, lon_max):
waypoints = []
lat_min = float(lat_min)
lat_max = float(lat_max)
lon_min = float(lon_min)
lon_max = float(lon_max)
dbconn()
query = Waypoint.select().where((Waypoint.lat >= lat_min)
& (Waypoint.lat <= lat_max)
& (Waypoint.lon >= lon_min)
& (Waypoint.lon <= lon_max))
for q in query:
if q.rad is None:
continue
wp = {
'lat': float(q.lat),
'lon': float(q.lon),
'name': q.waypoint,
'rad': q.rad,
}
waypoints.append(wp)
return waypoints
def getDBwaypoints(usertid, lat_min, lat_max, lon_min, lon_max):
waypoints = []
lat_min = float(lat_min)
lat_max = float(lat_max)
lon_min = float(lon_min)
lon_max = float(lon_max)
dbconn()
query = Waypoint.select().where(
(Waypoint.lat >= lat_min) &
(Waypoint.lat <= lat_max) &
(Waypoint.lon >= lon_min) &
(Waypoint.lon <= lon_max)
)
for q in query:
if q.rad is None:
continue
wp = {
'lat' : float(q.lat),
'lon' : float(q.lon),
'name' : q.waypoint,
'rad' : q.rad,
}
waypoints.append(wp)
return waypoints
def load_waypoints(self):
wplist = []
for w in Waypoint.select():
try:
lat = float(w.lat)
lon = float(w.lon)
meters = int(w.rad)
desc = w.waypoint
wptopic = w.topic.replace('/waypoints', '')
if meters == 0:
continue
onepoint = WayPoint(lat, lon, meters, desc)
wplist.append(onepoint)
log.debug("Loading {0}".format(onepoint))
if self.maptopic:
fence_data = {
'_type' : 'fence',
'lat' : lat,
'lon' : lon,
'radius' : meters,
'waypoint' : desc,
}
# I need a "key" to publish to maptopic so that one waypoint
# doesn't clobber the previous if both were originally to
# same topic.
unique = "{0}-{1}-{2}".format(wptopic, lat, lon)
hash_object = hashlib.sha1(unique)
unique_sha = hash_object.hexdigest()
try:
# fence_topic = self.maptopic + "/" + unique_sha
fence_topic = self.maptopic.format(wptopic) + "/" + unique_sha
self.mosq.publish(fence_topic, json.dumps(fence_data), qos=0, retain=True)
log.debug("FENCE: {0} -> {1}".format(fence_topic, json.dumps(fence_data)))
except Exception, e:
log.warn("Cannot publish fence: {0}".format(str(e)))
except:
pass
return wplist
