def auth_signup():
if request.method == 'GET':
return render_template('auth/signupform.html', form=SignupForm())
form = SignupForm(request.form)
if not form.validate():
return render_template('auth/signupform.html', form=form)
user = User.query.filter_by(username=form.username.data).first()
if user:
return render_template('auth/signupform.html', form=form, error='Username already taken')
admin = not User.admin_exists()
new_user = User(form.username.data, form.password.data, admin)
db.session().add(new_user)
db.session().commit()
login_user(new_user)
return redirect(url_for('index'))
