django-cryptolock/django_cryptolock/views.py

61 lines
2.0 KiB
Python

# -*- coding: utf-8 -*-
from django.utils.translation import gettext_lazy as _
from django.contrib.auth.views import LoginView
from django.views.generic import FormView
from django.forms.utils import ErrorList
from django.conf import settings
from monerorpc.authproxy import JSONRPCException
from .forms import SimpleSignUpForm, SimpleLoginForm
from .utils import verify_signature
from .models import Address, Challenge
from .mixins import CreateUserMixin
class CryptoLockLoginView(LoginView):
template_name = "django_cryptolock/login.html"
form_class = SimpleLoginForm
def form_valid(self, form):
response = super().form_valid(form)
challenge = form.cleaned_data["challenge"]
Challenge.objects.invalidate(challenge)
Challenge.objects.clean_expired()
return response
class CryptoLockSignUpView(CreateUserMixin, FormView):
template_name = "django_cryptolock/signup.html"
form_class = SimpleSignUpForm
def get_form(self, form_class=None):
return self.form_class(request=self.request, **self.get_form_kwargs())
def form_valid(self, form):
username = form.cleaned_data["username"]
address = form.cleaned_data["address"]
challenge = form.cleaned_data["challenge"]
signature = form.cleaned_data["signature"]
network = [n[1] for n in Address.NETWORKS if n[0] == form.network][0]
try:
valid_sig = verify_signature(
network, address, challenge, signature, self.request
)
except JSONRPCException:
form._errors["__all__"] = ErrorList(
[_("Error connecting to Monero daemon")]
)
return self.form_invalid(form)
if valid_sig:
self.create_user(username, challenge, address, form.network)
return super().form_valid(form)
else:
form._errors["signature"] = ErrorList([_("Invalid signature")])
return self.form_invalid(form)
def get_success_url(self):
return settings.LOGIN_REDIRECT_URL