def validate_username(self, field):
"""
FlaskWTF automatically uses this validator on the form field that has the same name as the word after validate_
in the function name.
:param field:
:return:
"""
if user.get_user_by_username(field.data):
raise ValidationError("Username already in use")
def login():
"""
This route contains the login page and the login form. When submitted, we verify if the user exists in the database
and his credentials are correct.
:return:
"""
form = LoginForm()
if request.method == 'POST' and form.validate_on_submit():
user = user_model.get_user_by_username(form.username.data)
if user is not None and user.verify_password(form.password.data):
login_user(user, form.remember_me.data)
# If the user wanted to access from a different page instead of the home page, we can keep track of
# of this url so as to redirect the user back
next_url = request.args.get('next')
if next_url is None or not next_url.startswith('/'): # check that the next_url is a relative URL
next_url = url_for('index')
return redirect(next_url)
flash("Invalid username or password", "error")
return render_template('login.html', form=form)
def user_profile(username):
listing = listing_model.get_listings_by_owner_name(username)
user = user_model.get_user_by_username(username)
most_common_tag = listing_tag_model.get_most_common_tag_of_owner(username)
return render_template('user_profile.html', user=user, listing=listing, most_common_tag=most_common_tag)