def login():
# For GET requests, display the login form; for POST, log in the current user by processing the form.
print(f"LOGGING IN\n", file=sys.stdout)
if current_user.is_authenticated:
return redirect(url_for("index"))
form = LoginForm(request.form)
if request.method == 'POST':
user = User.objects(email=request.form['email']).first()
print(f"user is {user}\n", file=sys.stdout)
if user is None or not user.check_password(bcrypt,
request.form['password']):
flash("Invalid username or password")
return redirect(url_for('login'))
login_user(user, remember=True)
user = {
'email': current_user.email,
'first_name': current_user.first_name,
'last_name': current_user.last_name,
}
if isinstance(current_user, CompanyUser):
user['company_name'] = current_user.company_name
else:
user['company_name'] = None
response = make_response(json.dumps(user))
response.status_code = 200
print(f"login {response}\n")
return response
context_dict = {"title": "Sign In", "form": form, "user": current_user}
return render_template('login.html', **context_dict)
f"The model file does not exists ({self.model_filename}). Please refer to the README.md for instructions about how to download the trained ML model!"
)
# Update current model attributes from the file
with open(self.model_filename, 'rb') as f:
self.model = pickle.load(f)
self.recc = self.model["model"]
self.snackID_to_index = self.model["snackID_to_index"]
self.index_to_snackID = self.model["index_to_snackID"]
self.index_snack = self.model["index_snack"]
self.userID_to_index = self.model["userID_to_index"]
self.index_to_userID = self.model["index_to_userID"]
self.index_user = self.model["index_user"]
if __name__ == "__main__":
# TESTING with:
# Salty user Katrina beck, ID: 5bfcc6e767afee10a880f8f5
mongo = prepare_mongodb(
mongo_uri=
"mongodb+srv://Jayde:[email protected]/test?retryWrites=true"
)
salty_user_id = "5bfcc6e767afee10a880f8f5"
katrina = User.objects(id=salty_user_id)[0]
country_katrina = "Vietnam"
review_from_katrina = Review.objects(user_id=salty_user_id)
print(katrina)
print(f"Katrina has done {len(review_from_katrina)} reviews!!")
# Create a new recommender
rec = Recommender()
print(rec.recommend_snacks(katrina, review_from_katrina, country_katrina))
def load_user(user_id):
return User.objects(pk=user_id).first()
def validate_email(self, field):
# Prevent multiple users from having the same email address.
user = User.objects(email=field.data).first()
if user is not None:
raise ValidationError("This email is already registered, please use another email address")