@@ -105,8 +105,27 @@ def search(api_key, term, location):
105105 }
106106 return request (API_HOST , SEARCH_PATH , api_key , url_params = url_params )
107107
108+ def lat_lon_search (api_key , lat , lon , radius ):
109+ """Query Search API using latitude and longitude.
110+ Args:
111+ lat (float) : latitude
112+ lon (float) : longitude
113+ radius (int) : radius of search in meters
114+ Returns:
115+ dict: The JSON response form the request.
116+ """
117+ url_params = {
118+ 'latitude' : lat ,
119+ 'longitude' : lon ,
120+ 'radius' : radius ,
121+ 'limit' : SEARCH_LIMIT ,
122+ 'sort_by' : 'distance' ,
123+ 'categories' : 'food,restaurants,shopping,hotels,beautysvc,auto,education,collegeuniv,financialservices,publicservicesgovt'
124+ }
125+ return request (API_HOST , SEARCH_PATH , api_key , url_params = url_params )
126+
108127"""
109- YELP API: Function to retrieve all reviews related to the business.
128+ YELP API: Function to retrieve all reviews related to the business.
110129"""
111130def business_reviews (api_key , business_id ):
112131 business_path = BUSINESS_PATH + business_id
@@ -129,7 +148,7 @@ def get_business_id(api_key, lat, lon):
129148 return request (API_HOST , SEARCH_PATH , api_key , url_params = url_params )
130149
131150"""
132- NOMINATIM API: Creates a Nominatim API Call, returns address in string form and dictionary form separated by streetname,
151+ NOMINATIM API: Creates a Nominatim API Call, returns address in string form and dictionary form separated by streetname,
133152 road, neighborhood, etc
134153"""
135154def return_address_from_location_nominatim (lat , lon ):
@@ -164,37 +183,51 @@ def is_service_nominatim(business):
164183 return True
165184
166185'''
167- NOMINATIM VERS: Function that RETURNS a list of categories that the business falls into
186+ NOMINATIM VERS: Function that RETURNS a list of categories that the business falls into
168187
169- Using the Google reverse lookup in the except clause, in case Nominatim's results are too vague.
170- Will first try Nominatim's reverse lookup, but if Nominatim returns a broad "address"
171- of the street and the city, without a full address with a specific location
188+ Using the Google reverse lookup in the except clause, in case Nominatim's results are too vague.
189+ Will first try Nominatim's reverse lookup, but if Nominatim returns a broad "address"
190+ of the street and the city, without a full address with a specific location
172191Such as Piedmont Ave, Berkeley, CA
173192
174- Then the function will enter the Google reverse lookup and choose a business that is closest to
193+ Then the function will enter the Google reverse lookup and choose a business that is closest to
175194latitude and longitude given
176195'''
177196
197+
178198### BEGIN: Pulled out candidate functions so that we can evaluate individual accuracies
179199def find_destination_business_google (lat , lon ):
180200 return return_address_from_google_nomfile (lat , lon )
181201
182202def find_destination_business_yelp (lat , lon ):
183- return (None , None , None , None )
203+ yelp_from_lat_lon = lat_lon_search (YELP_API_KEY , lat , lon , 250 )
204+ if yelp_from_lat_lon == {}:
205+ return (None , None , None , False )
206+ businesses = yelp_from_lat_lon ['businesses' ]
207+ if businesses == []:
208+ return find_destination_business (lat , lon )
209+ business_name = businesses [0 ]['name' ]
210+ address = businesses [0 ]['location' ]['address1' ]
211+ city = businesses [0 ]['location' ]['city' ]
212+ #If there is no commercial establishment in a 50 meter (1/2 block) radius of coordinate
213+ #It is safe to assume the area is not a commercial establishment
214+ location_is_service = True
215+ print ((business_name , address , city , location_is_service ))
216+ return (business_name , address , city , location_is_service )
184217
185218def find_destination_business_nominatim (lat , lon ):
186219 string_address , address_dict = return_address_from_location_nominatim (lat , lon )
187220 business_key = list (address_dict .keys ())[0 ]
188221 business_name = address_dict [business_key ]
189222 try :
190223 city = address_dict ['city' ]
191- except :
224+ except :
192225 try :
193226 city = address_dict ["town" ]
194227 except :
195228 try :
196229 zipcode = address_dict ["postcode" ]
197- city = zipcode_to_city (zipcode )
230+ city = zipcode_to_city (zipcode )
198231 except :
199232 city = ''
200233
@@ -222,6 +255,7 @@ def find_destination_business(lat, lon):
222255 % str (return_tuple ))
223256 return return_tuple
224257
258+
225259### BEGIN: Pulled out candidate functions so that we can evaluate individual accuracies
226260def category_of_business_awesome (lat , lon ):
227261 return []
@@ -313,8 +347,8 @@ def geojson_to_lat_lon_separated(geojson):
313347 return lat , lon
314348
315349'''
316- REWRITE def check_mode_from_trip(cleaned_trip, cleaned_sections, section_counter, trip_counter):
317- Mode number correspondence:
350+ REWRITE def check_mode_from_trip(cleaned_trip, cleaned_sections, section_counter, trip_counter):
351+ Mode number correspondence:
3183520: "IN_VEHICLE"
3193531: "BIKING"
3203542: "ON_FOOT"
@@ -364,7 +398,7 @@ def dummy_starter_suggestion(uuid):
364398 return modes_from_trips
365399
366400'''
367- NOMINATIM VERSION: Function to find the review of the original location of the end point of a trip
401+ NOMINATIM VERSION: Function to find the review of the original location of the end point of a trip
368402'''
369403def review_start_loc_nominatim (lat , lon ):
370404 try :
@@ -391,35 +425,35 @@ def review_start_loc_nominatim(lat, lon):
391425
392426As nominatim sometimes is unable to provide a specific location with the city and instead returns
393427a postcode (zipcode) and the country name. For the suggestions that we built, the suggestions
394- require which city (city name) it is in order to look for other similar categoried services
395- in the area. Thus, this function takes in the INPUT of a zipcode, and RETURNS the name of the city.
428+ require which city (city name) it is in order to look for other similar categoried services
429+ in the area. Thus, this function takes in the INPUT of a zipcode, and RETURNS the name of the city.
396430
397431'''
398432def zipcode_retrieval (zipcode ):
399-
400- # Use this API key first.
433+
434+ # Use this API key first.
401435 url = ZIP_HOST_URL + ZIPCODE_API_KEY + ZIP_FORMAT + zipcode + ZIP_DEGREE
402436 response = requests .request ('GET' , url = url )
403437 results = response .json ()
404438
405439 if "error_code" in results :
406- # In case the first API key runs out of requests per hour.
440+ # In case the first API key runs out of requests per hour.
407441 url = ZIP_HOST_URL + BACKUP_ZIP_KEY + ZIP_FORMAT + zipcode + ZIP_DEGREE
408442 response = requests .request ('GET' , url = url )
409443 return response .json ()
410444 else :
411445 return results
412446
413-
414-
447+
448+
415449def zipcode_to_city (zipcode ):
416450 response = zipcode_retrieval (zipcode )
417451 return response ['city' ]
418452'''
419453NOMINATIM
420454In progress-nominatim yelp server suggestion function, first just trying to make end-to-end work before robustifying this function.
421455
422- Mode number correspondence:
456+ Mode number correspondence:
4234570: "IN_VEHICLE"
4244581: "BIKING"
4254592: "ON_FOOT"
@@ -444,7 +478,7 @@ def calculate_yelp_server_suggestion_singletrip_nominatim(uuid, tripidstr):
444478 start_location = cleaned_trips .data .start_loc
445479 end_location = cleaned_trips .data .end_loc
446480 '''
447- Distance in miles because the current calculated distances is through MapQuest which uses miles,
481+ Distance in miles because the current calculated distances is through MapQuest which uses miles,
448482 still working on changing those functions, because haven't found any functions through nominatim
449483 that calculates distance between points.
450484 '''
@@ -463,7 +497,7 @@ def calculate_yelp_server_suggestion_for_locations(start_location, end_location,
463497
464498 begin_string_address , begin_address_dict = return_address_from_location_nominatim (start_lat , start_lon )
465499 end_string_address , end_address_dict = return_address_from_location_nominatim (end_lat , end_lon )
466- try :
500+ try :
467501 city = end_address_dict ["city" ]
468502 except :
469503 try :
@@ -491,12 +525,12 @@ def calculate_yelp_server_suggestion_for_locations(start_location, end_location,
491525 if q ['rating' ] >= location_review :
492526 #'Coordinates' come out as two elements, latitude and longitude
493527 ratings_bus [q ['name' ]] = (q ['rating' ], q ['alias' ])
494- obtained = q ['location' ]['display_address' ][0 ] + q ['location' ]['display_address' ][1 ]
528+ obtained = q ['location' ]['display_address' ][0 ] + q ['location' ]['display_address' ][1 ]
495529 obtained .replace (' ' , '+' )
496530 business_locations [q ['name' ]] = obtained
497531 else :
498532 return {'message' : error_message_categor , 'question' : None , 'suggested_loc' : None , 'method' : 'bike' , 'rating' : None , 'businessid' : None }
499- except :
533+ except :
500534 return {'message' : error_message_categor , 'question' : None , 'suggested_loc' : None , 'method' : 'bike' , 'rating' : None , 'businessid' : None }
501535
502536 #THIS PART WILL BE FIXED ACCODRING TO NOMINATIM AND GET RID OF MAPQUEST (find some other way to calculate distance)
@@ -509,8 +543,8 @@ def calculate_yelp_server_suggestion_for_locations(start_location, end_location,
509543 if calculate_distance < distance_in_miles and calculate_distance < 5 and calculate_distance >= 1 :
510544 try :
511545 question = "How about this location?"
512- new_message = "We saw that you took a vehicle from" + begin_string_address + "to" + address
513- suggested_loc = "Instead, there is " + a + "which has better reviews and closer to your original starting point"
546+ new_message = "We saw that you took a vehicle from" + begin_string_address + "to" + address
547+ suggested_loc = "Instead, there is " + a + "which has better reviews and closer to your original starting point"
514548 rating_mess = "Rating of " + str (ratings_bus [a ][0 ])
515549 #Not sure to include the amount of carbon saved
516550 #Still looking to see what to return with this message, because currently my latitude and longitudes are stacked together in one string
@@ -519,20 +553,20 @@ def calculate_yelp_server_suggestion_for_locations(start_location, end_location,
519553 except ValueError as e :
520554 continue
521555 elif calculate_distance < distance_in_miles and calculate_distance < 1 :
522- try :
556+ try :
523557 question = "How about this location?"
524- new_message = "We saw that you took a vehicle from" + begin_string_address + "to" + address
525- suggested_loc = "Instead, there is " + a + "which has better reviews and closer to your original starting point"
558+ new_message = "We saw that you took a vehicle from" + begin_string_address + "to" + address
559+ suggested_loc = "Instead, there is " + a + "which has better reviews and closer to your original starting point"
526560 rating_mess = "Rating of " + str (ratings_bus [a ][0 ])
527561 # insert_into_db(tripDict, i, yelp_suggestion_trips, uuid)
528562 return {'message' : new_message , 'question' : question , 'suggested_loc' : suggested_loc , 'method' : 'walk' , 'rating' : str (ratings_bus [a ][0 ]), 'businessid' : ratings_bus [a ][1 ]}
529563 except ValueError as e :
530564 continue
531565 elif calculate_distance < distance_in_miles and calculate_distance >= 5 and calculate_distance <= 15 :
532- try :
566+ try :
533567 question = "How about this location?"
534- new_message = "We saw that you took a vehicle from" + begin_string_address + "to" + address
535- suggested_loc = "Instead, there is " + a + "which has better reviews and closer to your original starting point"
568+ new_message = "We saw that you took a vehicle from" + begin_string_address + "to" + address
569+ suggested_loc = "Instead, there is " + a + "which has better reviews and closer to your original starting point"
536570 rating_mess = "Rating of " + str (ratings_bus [a ][0 ])
537571 # insert_into_db(tripDict, i, yelp_suggestion_trips, uuid)
538572 return {'message' : new_message , 'question' : question , 'suggested_loc' : suggested_loc , 'method' : 'public' , 'rating' : str (ratings_bus [a ][0 ]), 'businessid' : ratings_bus [a ][1 ]}
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