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from flask import Flask, render_template, request, redirect
from flask_paranoid import Paranoid
from flask_login import LoginManager, UserMixin, login_user, logout_user, \
current_user
app = Flask(__name__)
app.config['SECRET_KEY'] = 'top-secret!'
login_manager = LoginManager(app)
paranoid = Paranoid(app)
paranoid.redirect_view = '/'
class User(UserMixin):
def __init__(self, username):
self.id = username
@login_manager.user_loader
def load_user(id):
return User(id)
@app.route('/', methods=['GET', 'POST'])
def index():
if request.method == 'POST':
if request.form.get('username'):
remember = request.form.get('remember_me') is not None
login_user(User(request.form.get('username')), remember=remember)
else:
logout_user()
return redirect('/')
else:
return render_template(
'index.html', username=current_user.id
if current_user.is_authenticated else None)
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