示例#1
0
        def create(self, validated_data):
            picture = validated_data.get('picture')
            picture_format = self.get_validate_format(str(picture))
            container_mac = picture_format['container']
            date_time = picture_format['datetime']
            container = Container.objects.filter(identifier_mac=container_mac)

            if not container.exists():
                trip = Trip.create(date_time, picture, container_mac, is_new=True)
                url = get_exif_path_url(trip.picture)
                trip.metadata = get_exif_dumps(url)
                metadata_latitude = get_exif_loads(trip.metadata)[0]['exif:GPSLatitude']
                metadata_longitude = get_exif_loads(trip.metadata)[0]['exif:GPSLongitude']
                trip.latitude = convert_degress_to_decimal(metadata_latitude)
                trip.longitude = convert_degress_to_decimal(metadata_longitude)
                trip.save()
            else:
                container = Container.objects.get(identifier_mac=container_mac)
                trip = Trip.create(date_time, picture, container, is_new=False)
                url = get_exif_path_url(trip.picture)
                trip.metadata = get_exif_dumps(url)
                metadata_latitude = get_exif_loads(trip.metadata)[0]['exif:GPSLatitude']
                metadata_longitude = get_exif_loads(trip.metadata)[0]['exif:GPSLongitude']
                trip.latitude = convert_degress_to_decimal(metadata_latitude)
                trip.longitude = convert_degress_to_decimal(metadata_longitude)
                trip.save()
            return validated_data
示例#2
0
文件: views.py 项目: jonaqp/heroku
 def perform_update(self, serializer):
     instance = serializer.save()
     url = get_exif_path_url(instance.picture)
     instance.metadata = get_exif_dumps(url)
     instance.save()