def signup(): if request.method == 'POST': username = request.form["username"] password = request.form["passwd"] confirm_password = request.form["confirmPasswd"] validate = Validate() validate.set_username_validators(min_length=4, max_length=12) username_check = validate.validate_username(username.strip()) password_check = validate.validate_password(password, confirm_password) if username_check == 'PASS' and password_check == 'PASS': # Insert into database global conn params = (username, password) conn.execute("INSERT INTO user (username, password) VALUES (?, ?)", params) conn.commit() session.permanent = True session['user'] = username return redirect(url_for('login', user=username)) elif username_check == 'USERNAME_NULL': message = "username field is left blank" elif username_check == 'USERNAME_LENGTH_VIOLATED': message = "username length should be of min 4 and max 12 characters" elif username_check == 'USERNAME_VIOLATED': message = "username can consist of alphanumeric characters and cannot start with a digit" elif password_check == 'PASSWD_UNMATCH': message = "passwords do not match" elif password_check == 'PASSWD_WEAK': message = "weak password" else: message = "some error occurred" return render_template('register.html', message=message) else: if user_authenticated(): return render_template('force_logout.html') return render_template('register.html', message='')