def weather():
username = flask.session.get('username', None)
if username is None:
return flask.redirect('/')
msg = None
if flask.request.args.get('error', None):
msg = "<font color=red>Can't save recipe to favorites. Please check a recipe you want to add it to your favorites.</font><br />"
# Checking if user navigated from home route
from_home = flask.request.form.get('from_home', None)
zipcode = flask.request.form.get('zipcode')
current_recipe = api.Recipe_from_input(flask.request.form.get("recipe"))
current_weather = api.get_weather_pretty(zipcode)
# The user entered an invalid ZIP in the home route
if current_weather == "Unavailable" and from_home:
return flask.redirect('/home?error=1')
temperature = 0
# Handling redirection and entry cases to this route ('/weather')
if current_weather == "Unavailable":
current_weather = api.retreive_user(username)["Weather"]
if current_weather is None:
return flask.redirect('/home?error=1')
# Grabbing the temperature from the current_weather string
for val in current_weather.split():
if val.isdigit():
temperature = int(val)
if current_recipe == None:
current_recipe = api.Recipe_from_input(
api.grab_temp_recipe(temperature))
# Attempt to use the cached zipcode:
zipcode = api.retreive_user(username)["Zipcode"]
else:
api.update_zipcode(username, zipcode)
api.update_weather(username, current_weather)
# Grabbing the temperature from the current_weather string
for val in current_weather.split():
if val.isdigit():
temperature = int(val)
if current_recipe == None:
current_recipe = api.Recipe_from_input(
api.grab_temp_recipe(temperature))
if zipcode:
return flask.render_template('result.html',
msg=msg,
weather=current_weather,
zipcode=zipcode,
recipe=current_recipe)
else:
# The user entered an invalid ZIP, and never previously entered a valid ZIP during a prior session
return flask.redirect('/home?error=1')
def yelpform():
username = flask.session.get('username', None)
if username is None:
return flask.redirect('/')
zipcode = api.retreive_user(username)["Zipcode"]
cached_results = api.retrieve_yelp_data(zipcode)
now = datetime.datetime.now()
fetch_new = False
if cached_results is None:
fetch_new = True
else:
difference = now - dateutil.parser.parse(cached_results['Updated'])
if difference.seconds >= app.config['CACHE_EXPIRY_TIME']:
fetch_new = True
if fetch_new:
URL = "https://api.yelp.com/v3/businesses/search"
PARAMS = {'term': 'restaurants', 'location': zipcode, 'radius': 2000}
HEADERS = {'Authorization': app.config['YELP_TOKEN']}
r = requests.get(url=URL, params=PARAMS, headers=HEADERS)
data = r.json()
api.save_yelp_data(zipcode, r.content, now.isoformat())
else:
data = json.loads(cached_results['YelpData'])
data = sorted(data['businesses'],
key=lambda e: 'delivery' in e['transactions'],
reverse=True)
return flask.render_template('yelp.html', data=data, zipcode=zipcode)
def index():
username = flask.session.get('username', None)
if username is None:
return flask.redirect('/')
msg = None
if flask.request.args.get('error', None):
msg = "<font color=red>Can't fetch weather. Was that a valid zipcode?</font><br />"
zipcode = api.retreive_user(username)["Zipcode"]
return flask.render_template('index.html', msg=msg, zipcode=zipcode)
def show_favorites():
username = flask.session.get('username', None)
if username is None:
return flask.redirect('/')
return flask.render_template(
'favorites.html', favorites=api.retreive_user(username)["Fav_Recipes"])