240a61649c
y la tabla de capturas. Traslado todo lo relacionado a Geocoding a un servicio independiente del capturer. Replanteo totalmente el parseo del html, creando un objeto nuevo.
94 lines
3 KiB
Python
94 lines
3 KiB
Python
import requests
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class GeocodingCache:
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cache_max_size = 1000
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def __init__(self):
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self.geocoded_addresses = []
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def address_in_cache(self, address):
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"""
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Comprueba si la direccion ya esta en la cache
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"""
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for geocoded_address in self.geocoded_addresses:
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if geocoded_address['address'] == address:
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return True
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return False
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def get_coordinates(self, address):
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"""
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Recupera los datos asociados a la direccion
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"""
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for geocoded_address in self.geocoded_addresses:
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if geocoded_address['address'] == address:
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return geocoded_address['latitude'], \
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geocoded_address['longitude'], \
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geocoded_address['precision']
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return None
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def add_address(self, address, latitude, longitude, precision):
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"""
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Añade la direccion a la cache y le hace sitio si es necesario
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"""
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if len(self.geocoded_addresses) >= cache_max_size:
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self.geocoded_addresses.pop()
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self.geocoded_addresses.insert(0, {'address': address,
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'latitude': latitude,
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'longitude': longitude,
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'precision': precision})
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class GeocodingTask:
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url = 'https://maps.googleapis.com/maps/api/geocode/json'
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request_parameters = {'region': 'es',
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'key': 'AIzaSyCnKj0WnsxVZcaoxeAYkuRw3cKRNGiISYA'}
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geocoding_status_success = ['OK']
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geocoding_status_surrender = ['ZERO_RESULTS']
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geocoding_status_retry = ['OVER_QUERY_LIMIT',
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'REQUEST_DENIED',
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'INVALID_REQUEST',
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'UNKNOWN_ERROR']
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def __init__(self, address):
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request_paremeters['address'] = address
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def geocode(self):
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"""
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Lanza la peticion de gecoding al servicio de google
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"""
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self.response = requests.get(url, request_parameters)
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self.response_json = self.response.json()
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def get_request_status(self):
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"""
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Devuelve el status HTTP de la request
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"""
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return self.response.status_code
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def success_surrender_retry(self):
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"""
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Devuelve el estado del resultado desde el punto de vista de Google
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"""
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if self.response_json['status'] in geocoding_status_success:
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return "Success"
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elif self.response_json['status'] in geocoding_status_surrender:
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return "Surrender"
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else:
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return "Retry"
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def get_results(self):
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"""
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Extrae los resultados del JSON de respuesta y los devuelve
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"""
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results = {'latitude': self.response_json['results'][0]['geometry']['location']['lat'],
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'longitude': self.response_json['results'][0]['geometry']['location']['lon'],
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'precision': self.response_json['results'][0]['geometry']['location_type']}
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return results
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