app-MAIL-temp/app/auth/views/reset_password.py

75 lines
2.4 KiB
Python

import uuid
from flask import request, flash, render_template, url_for, g
from flask_wtf import FlaskForm
from wtforms import StringField, validators
from app.auth.base import auth_bp
from app.auth.views.login_utils import after_login
from app.db import Session
from app.extensions import limiter
from app.models import ResetPasswordCode
class ResetPasswordForm(FlaskForm):
password = StringField(
"Password",
validators=[validators.DataRequired(), validators.Length(min=8, max=100)],
)
@auth_bp.route("/reset_password", methods=["GET", "POST"])
@limiter.limit(
"10/minute", deduct_when=lambda r: hasattr(g, "deduct_limit") and g.deduct_limit
)
def reset_password():
form = ResetPasswordForm(request.form)
reset_password_code_str = request.args.get("code")
reset_password_code: ResetPasswordCode = ResetPasswordCode.get_by(
code=reset_password_code_str
)
if not reset_password_code:
# Trigger rate limiter
g.deduct_limit = True
error = (
"The reset password link can be used only once. "
"Please request a new link to reset password."
)
return render_template("auth/reset_password.html", form=form, error=error)
if reset_password_code.is_expired():
error = "The link has been already expired. Please make a new request of the reset password link"
return render_template("auth/reset_password.html", form=form, error=error)
if form.validate_on_submit():
user = reset_password_code.user
new_password = form.password.data
# avoid user reusing the old password
if user.check_password(new_password):
error = "You cannot reuse the same password"
return render_template("auth/reset_password.html", form=form, error=error)
user.set_password(new_password)
flash("Your new password has been set", "success")
# this can be served to activate user too
user.activated = True
# remove the reset password code
ResetPasswordCode.delete(reset_password_code.id)
# change the alternative_id to log user out on other browsers
user.alternative_id = str(uuid.uuid4())
Session.commit()
# do not use login_user(user) here
# to make sure user needs to go through MFA if enabled
return after_login(user, url_for("dashboard.index"))
return render_template("auth/reset_password.html", form=form)