def dss_isa_callback(id):
''' This is the call back end point that other USSes in the DSS network call once a subscription is updated '''
if requires_scope('dss.write.identification_service_areas'):
new_flights_url = request.args.get('flights_url', 0)
try:
assert new_flights_url != 0
redis = redis.Redis(host=app.config['REDIS_HOST'],
port=app.config['REDIS_PORT'])
# Get the flights URL from the DSS and put it in
flights_dict = redis.hgetall("all_uss_flights")
all_flights_url = flights_dict['all_flights_url']
all_flights_url = all_flights_url.append(new_flights_url)
flights_dict["all_uss_flights"] = all_flights_url
redis.hmset("all_uss_flights", flights_dict)
except AssertionError as ae:
return Response("Incorrect data in the POST URL",
status=400,
mimetype='application/json')
else:
# All OK return a empty response
return Response("", status=204, mimetype='application/json')
raise AuthError(
{
"code": "Unauthorized",
"description": "You don't have access to this resource"
}, 403)
def post_flight_declaration():
if requires_scope('blender.write'):
try:
assert request.headers['Content-Type'] == 'application/json'
except AssertionError as ae:
msg = {"message": "Unsupported Media Type"}
return Response(json.dumps(msg),
status=415,
mimetype='application/json')
else:
req = json.loads(request.data)
try:
flight_declaration_data = req["flight_declaration"]
except KeyError as ke:
msg = json.dumps({
"message":
"One parameter are required: observations with a list of observation objects. One or more of these were not found in your JSON request. For sample data see: https://github.com/openskies-sh/airtraffic-data-protocol-development/blob/master/Airtraffic-Data-Protocol.md#sample-traffic-object"
})
return Response(msg, status=400, mimetype='application/json')
else:
task = tasks.write_flight_declaration.delay(
flight_declaration_data
) # Send a job to the task queuervation) # Send a job to the task queue
op = json.dumps({"message": "Submitted Flight Declaration"})
return Response(op, status=200, mimetype='application/json')
raise AuthError(
{
"code": "Unauthorized",
"description": "You don't have access to this resource"
}, 403)
def set_air_traffic():
if requires_scope('blender.write'):
''' This is the main POST method that takes in a request for Air traffic observation and processes the input data '''
try:
assert request.headers['Content-Type'] == 'application/json'
except AssertionError as ae:
msg = {"message": "Unsupported Media Type"}
return Response(json.dumps(msg),
status=415,
mimetype='application/json')
else:
req = json.loads(request.data)
try:
observations = req['observations']
except KeyError as ke:
msg = json.dumps({
"message":
"One parameter are required: observations with a list of observation objects. One or more of these were not found in your JSON request. For sample data see: https://github.com/openskies-sh/airtraffic-data-protocol-development/blob/master/Airtraffic-Data-Protocol.md#sample-traffic-object"
})
return Response(msg, status=400, mimetype='application/json')
else:
for observation in observations:
lat_dd = observation['lat_dd']
lon_dd = observation['lon_dd']
altitude_mm = observation['altitude_mm']
traffic_source = observation['traffic_source']
source_type = observation['source_type']
icao_address = observation['icao_address']
single_observation = {
'lat_dd': lat_dd,
'lon_dd': lon_dd,
'altitude_mm': altitude_mm,
'traffic_source': traffic_source,
'source_type': source_type,
'icao_address': icao_address
}
task = tasks.write_incoming_data.delay(
single_observation) # Send a job to the task queue
op = json.dumps({"message": "OK"})
return Response(op, status=200, mimetype='application/json')
raise AuthError(
{
"code": "Unauthorized",
"description": "You don't have access to this resource"
}, 403)
def create_dss_subscription():
''' This module takes a lat, lng box from Flight Spotlight and puts in a subscription to the DSS for the ISA '''
if requires_scope('blender.write'):
try:
view = request.args.get('view') # view is a bbox list
view = [float(i) for i in view.split(",")]
except Exception as ke:
incorrect_parameters = {
"message":
"A view bbox is necessary with four values: minx, miny, maxx and maxy"
}
return Response(json.dumps(incorrect_parameters),
status=400,
mimetype='application/json')
else:
b = box(view[0], view[1], view[2], view[3])
co_ordinates = list(zip(*b.exterior.coords.xy))
# Convert bounds vertex list
vertex_list = []
for cur_co_ordinate in co_ordinates:
lat_lng = {"lng": 0, "lat": 0}
lat_lng["lng"] = cur_co_ordinate[0]
lat_lng["lat"] = cur_co_ordinate[1]
vertex_list.append(lat_lng)
# remove the final point
vertex_list.pop()
# TODO: Make this a asnyc call
#tasks.submit_dss_subscription(vertex_list = vertex_list, view_port = view)
myDSSubscriber = rid_dss_operations.RemoteIDOperations()
subscription_respone = myDSSubscriber.create_dss_subscription(
vertex_list=vertex_list, view_port=view)
if subscription_respone['created']:
msg = {"message": "DSS Subscription created"}
else:
msg = {
"message":
"Error in creating DSS Subscription, please check the log or contact your administrator."
}
return Response(json.dumps(msg),
status=200,
mimetype='application/json')
raise AuthError(
{
"code": "Unauthorized",
"description": "You don't have access to this resource"
}, 403)
def post_geo_fence():
if requires_scope('blender.write'):
try:
assert request.headers['Content-Type'] == 'application/json'
except AssertionError as ae:
msg = {"message": "Unsupported Media Type"}
return Response(json.dumps(msg),
status=415,
mimetype='application/json')
else:
geo_fence = json.loads(request.data)
task = tasks.write_geo_fence.delay(
geo_fence) # Send a job to the task queue
op = json.dumps({"message": "Geofence submitted successfully"})
return Response(op, status=200, mimetype='application/json')
raise AuthError(
{
"code": "Unauthorized",
"description": "You don't have access to this resource"
}, 403)