def login():
data = {} # type: Dict[str, Any]
if request.method == "POST":
email = request.form["email"]
password = request.form["password"]
user = User.from_login(email, password)
if user is None:
data["error"] = "u/p"
elif current_user.is_authenticated:
data["error"] = "logged"
else:
login_user(user)
data["logged_in"] = True
data.update(page_data("login"))
data.update(request.args.to_dict())
return render_template("login.html.j2", **data)
