def login():
if current_user is not None and current_user.is_authenticated():
return redirect(url_for('chatChannels'))
form = LoginForm()
if form.validate_on_submit():
validUser = UserManager.validateUser(session, User(form.username.data, form.password.data))
if (validUser != None):
login_user(validUser)
return redirect(request.args.get("next") or url_for("chatChannels"))
else:
flash('Incorrect username or password')
return render_template("login.html", form=form)
