def login():
form = LoginForm()
if form.validate_on_submit():
# login and validate the user:
user = User.get_by_username(username=form.username.data)
if user is not None and user.check_password(form.password.data):
login_user(user=user, remember=form.remember_me.data)
flash('Logged in successfully as {}'.format(user.username))
return redirect(request.args.get('next') or url_for('index'))
flash('Incorrect username or password')
return render_template('login.html', form=form)
def example_jinja2_usage():
# jinja2 is an easy way to send object from server to client
# This example describes simple usage of transfer items from db model from server to client and display it
user = User.get_by_username('admin')
return render_template('example_jinja.html', jinja_object=user)