moviewyrm/bookwyrm/views/landing/login.py

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""" class views for login/register views """
from django.contrib.auth import authenticate, login, logout
from django.contrib.auth.decorators import login_required
from django.shortcuts import redirect
from django.template.response import TemplateResponse
from django.utils.decorators import method_decorator
from django.utils.translation import gettext_lazy as _
from django.views import View
from django.views.decorators.csrf import csrf_exempt
from django.views.decorators.debug import sensitive_variables, sensitive_post_parameters
from bookwyrm import forms, models
from bookwyrm.settings import DOMAIN
from bookwyrm.views.helpers import set_language
# pylint: disable=no-self-use
@method_decorator(csrf_exempt, name="dispatch")
class Login(View):
"""authenticate an existing user"""
def get(self, request, confirmed=None):
"""login page"""
if request.user.is_authenticated:
return redirect("/")
# send user to the login page
data = {
"show_confirmed_email": confirmed,
"login_form": forms.LoginForm(),
"register_form": forms.RegisterForm(),
}
return TemplateResponse(request, "landing/login.html", data)
@sensitive_variables("password")
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@method_decorator(sensitive_post_parameters("password"))
def post(self, request):
"""authentication action"""
if request.user.is_authenticated:
return redirect("/")
login_form = forms.LoginForm(request.POST)
localname = login_form.data["localname"]
if "@" in localname: # looks like an email address to me
try:
username = models.User.objects.get(email=localname).username
except models.User.DoesNotExist: # maybe it's a full username?
username = localname
else:
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username = f"{localname}@{DOMAIN}"
password = login_form.data["password"]
# perform authentication
user = authenticate(request, username=username, password=password)
if user is not None:
# successful login
login(request, user)
user.update_active_date()
if request.POST.get("first_login"):
return set_language(user, redirect("get-started-profile"))
return set_language(user, redirect(request.GET.get("next", "/")))
# maybe the user is pending email confirmation
if models.User.objects.filter(
username=username, is_active=False, deactivation_reason="pending"
).exists():
return redirect("confirm-email")
# login errors
login_form.non_field_errors = _("Username or password are incorrect")
register_form = forms.RegisterForm()
data = {"login_form": login_form, "register_form": register_form}
return TemplateResponse(request, "landing/login.html", data)
@method_decorator(login_required, name="dispatch")
class Logout(View):
"""log out"""
def get(self, request):
"""done with this place! outa here!"""
logout(request)
return redirect("/")