def JourneyBatch(request):
user = User.all().filter('facebook_id',
request.session['facebook_id']).get()
for point in json.loads(request.body):
# Date sent
date = datetime.fromtimestamp(int(
point['date'])).replace(tzinfo=pytz.UTC)
if 'journey' in point:
if point['journey'] != 'Stop':
journey = Journey(user=user,
travel_type=TravelType.all().filter(
'name', point['journey']).get(),
start_date=date)
journey.put()
logging.info('Journey started for ' + point['journey'])
user.active_trip_id = journey.key().id()
else:
logging.info('Journey ended')
journey = Journey.get_by_id(user.active_trip_id)
journey.end_date = date
journey.put()
# Remove active trip
user.active_trip_id = -1
user.put()
elif 'distance' in point and user.active_trip_id != -1:
# Get the current journey and save point
Point(journey=Journey.get_by_id(user.active_trip_id),
latitude=float(point['x']),
longitude=float(point['y']),
speed=float(point['speed']),
time=date,
distance=float(point['distance'])).put()
return HttpResponse()
def get(self, request, *args, **kwargs):
"""
:return: json
"""
save_to_database()
response = {}
if 'travel_type' in kwargs:
# If travel type exists return only average co2 produce
travel_type = TravelType.all().filter('name', kwargs['travel_type'].capitalize())
if travel_type.count() > 0:
response = to_dict(travel_type.get())
else:
for travel_type in TravelType.all():
response[travel_type.name] = travel_type.co2_exhausts
logging.info('Getting travel types')
return HttpResponse(json.dumps(response), content_type="application/json")
def get(self, request, *args, **kwargs):
"""
:return: json
"""
save_to_database()
response = {}
if 'travel_type' in kwargs:
# If travel type exists return only average co2 produce
travel_type = TravelType.all().filter(
'name', kwargs['travel_type'].capitalize())
if travel_type.count() > 0:
response = to_dict(travel_type.get())
else:
for travel_type in TravelType.all():
response[travel_type.name] = travel_type.co2_exhausts
logging.info('Getting travel types')
return HttpResponse(json.dumps(response),
content_type="application/json")
def create_user_json(user):
"""
:param user: User
:return: json
"""
create_journey_distances(user)
user_travel_types = {}
# Compute total distances for each travel type
for journey in Journey.all().filter('user', user):
# Get all points for each journey
points = Point.all().filter('journey', journey)
if points.count() > 0:
# Saved distance made on a journey
if journey.travel_type.name not in user_travel_types:
user_travel_types[journey.travel_type.name] = {
'distance':
0.0,
'total':
journey.travel_type.co2_exhausts,
'saved':
TravelType.all().filter('name',
'Average').get().co2_exhausts -
journey.travel_type.co2_exhausts
}
user_travel_types[journey.travel_type.name]['distance'] += round(
journey.distance, 4)
# Save all data
total_co2 = total_saved = total_distance = 0.0
for travel_type in user_travel_types:
# For each travel type
travel_type = user_travel_types[travel_type]
distance = travel_type['distance']
travel_type['total'] = round(travel_type['total'] * distance, 4)
travel_type['saved'] = round(travel_type['saved'] * distance, 4)
# Total
total_distance += distance
total_saved += travel_type['saved']
total_co2 += travel_type['total']
# Create json
user_json = {
'facebook_id': user.facebook_id,
'name': '{0} {1}'.format(user.first_name, user.last_name),
'total': total_co2,
'saved': round(total_saved, 3),
'distance': round(total_distance, 3),
'travel_types': user_travel_types
}
return user_json
def create_user_json(user):
"""
:param user: User
:return: json
"""
create_journey_distances(user)
user_travel_types = {}
# Compute total distances for each travel type
for journey in Journey.all().filter('user', user):
# Get all points for each journey
points = Point.all().filter('journey', journey)
if points.count() > 0:
# Saved distance made on a journey
if journey.travel_type.name not in user_travel_types:
user_travel_types[journey.travel_type.name] = {
'distance': 0.0,
'total': journey.travel_type.co2_exhausts,
'saved': TravelType.all().filter('name', 'Average').get().co2_exhausts - journey.travel_type.co2_exhausts
}
user_travel_types[journey.travel_type.name]['distance'] += round(journey.distance, 4)
# Save all data
total_co2 = total_saved = total_distance = 0.0
for travel_type in user_travel_types:
# For each travel type
travel_type = user_travel_types[travel_type]
distance = travel_type['distance']
travel_type['total'] = round(travel_type['total'] * distance, 4)
travel_type['saved'] = round(travel_type['saved'] * distance, 4)
# Total
total_distance += distance
total_saved += travel_type['saved']
total_co2 += travel_type['total']
# Create json
user_json = {
'facebook_id': user.facebook_id,
'name': '{0} {1}'.format(user.first_name, user.last_name),
'total': total_co2,
'saved': round(total_saved, 3),
'distance': round(total_distance, 3),
'travel_types': user_travel_types
}
return user_json
def JourneyBatch(request):
user = User.all().filter('facebook_id', request.session['facebook_id']).get()
for point in json.loads(request.body):
# Date sent
date = datetime.fromtimestamp(int(point['date'])).replace(tzinfo=pytz.UTC)
if 'journey' in point:
if point['journey'] != 'Stop':
journey = Journey(
user=user,
travel_type=TravelType.all().filter('name', point['journey']).get(),
start_date=date
)
journey.put()
logging.info('Journey started for ' + point['journey'])
user.active_trip_id = journey.key().id()
else:
logging.info('Journey ended')
journey = Journey.get_by_id(user.active_trip_id)
journey.end_date = date
journey.put()
# Remove active trip
user.active_trip_id = -1
user.put()
elif 'distance' in point and user.active_trip_id != -1:
# Get the current journey and save point
Point(
journey=Journey.get_by_id(user.active_trip_id),
latitude=float(point['x']),
longitude=float(point['y']),
speed=float(point['speed']),
time=date,
distance=float(point['distance'])
).put()
return HttpResponse()
def save_to_database():
# Save all travel types
for travel_type in travel_types:
if TravelType.all().filter('name', travel_type).count() == 0:
TravelType(name=travel_type, co2_exhausts=travel_types.get(travel_type)).put()
def save_to_database():
# Save all travel types
for travel_type in travel_types:
if not TravelType.objects.filter(name=travel_type).exists():
TravelType(name=travel_type,
co2_exhausts=travel_types.get(travel_type)).save()
