Beispiel #1
0
def create_geo(locations):
	# Create new entries into the Geo entity in the datastore.
	for location in locations:
		geo = Geo(location=location, geo='None')
		geo.put()
	
	logging.info('New locations have been added to the datastore: %s' % locations)
Beispiel #2
0
def geocode():
	query = Geo.all()
	query.filter('geo =', 'None')
	results = query.fetch(1)
	for result in results:
		try:
			# If the location format is already a Geo string
			lat, lon = result.location.split(",")
			lat = float(lat)
			lon = float(lon)
			result.geo = "%s,%s" % (lat, lon)
			result.put()
			break
		except:
			pass
		
		# Prepare and fire a request to the Google Maps API
		form_fields = {'q': result.location.encode('utf-8'), 'output': 'csv', 'key': 'ABQIAAAAXG5dungCtctVf8ll0MRanhR9iirwL7nBc9d2R7_tFiOfa5aC4RSTKOF-7Bi7s8MaO5KAlewwElCpIA'}
		form_data = urllib.urlencode(form_fields)
		
		google_maps = urlfetch.fetch(url='http://maps.google.com/maps/geo?' + form_data)
		if google_maps.status_code == 200 and len(google_maps.content):
			try:
				# Parse and record the result if it's valid
				status, n, lat, lon = google_maps.content.split(',')
				result.geo = "%s,%s" % (lat, lon)
				result.put()
			except:
				pass
Beispiel #3
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                'name': location,
                'lat': 0,
                'lon': 0,
                'users': [follower]
            }

    # Loop through all the locations and query the Datastore for their
    # Geo points (latitude and longitude) which could be pointed out
    # on the map.
    new_locations = []
    for location in locations.keys():
        if not location:
            del locations[location]
            continue

        query = Geo.all()
        query.filter('location =', location)
        g = query.get()

        # We don't want empty locations, neither do we want locations
        # recorded as None, which are temporary stored until the cron
        # jobs resolves them into valid geo points.
        if g:
            if g.geo != 'None':
                if g.geo != '0,0':
                    # If a location exists, we set its lat and lon values.
                    locations[location]['lat'], locations[location][
                        'lon'] = g.geo.split(',')
                else:
                    # If the location's geo address is 0,0 we remove it from the locations list
                    # since we don't want to show irrelevant locations.
Beispiel #4
0
		location = location.replace('\n', ' ').strip()
		if location in locations:
			locations[location]['users'].append(follower)
		else:
			locations[location] = {'name': location, 'lat': 0, 'lon': 0, 'users': [follower]}

	# Loop through all the locations and query the Datastore for their
	# Geo points (latitude and longitude) which could be pointed out
	# on the map.
	new_locations = []
	for location in locations.keys():
		if not location:
			del locations[location]
			continue
		
		query = Geo.all()
		query.filter('location =', location)
		g = query.get()
		
		# We don't want empty locations, neither do we want locations
		# recorded as None, which are temporary stored until the cron
		# jobs resolves them into valid geo points.
		if g:
			if g.geo != 'None':
				if g.geo != '0,0':
					# If a location exists, we set its lat and lon values.
					locations[location]['lat'], locations[location]['lon'] = g.geo.split(',')
				else:
					# If the location's geo address is 0,0 we remove it from the locations list
					# since we don't want to show irrelevant locations.
					del locations[location]