Remove race condition in building ebooks.
[wolnelektury.git] / src / newsletter / views.py
1 # This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
2 # Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
3 #
4 from django.http.response import HttpResponseRedirect
5 from django.shortcuts import render, get_object_or_404
6 from django.urls import reverse
7 from django.utils.translation import ugettext_lazy as _
8
9 from newsletter.forms import SubscribeForm, Newsletter
10
11
12 def subscribe_form(request, slug=''):
13     newsletter = get_object_or_404(Newsletter, slug=slug)
14     if request.POST:
15         form = SubscribeForm(newsletter, request.POST)
16         if form.is_valid():
17             form.save()
18             return HttpResponseRedirect(reverse('subscribed'))
19     else:
20         form = SubscribeForm(newsletter)
21     return render(request, 'newsletter/subscribe_form.html', {
22         'page_title': newsletter.page_title,
23         'form': form,
24     })
25
26
27 def subscribed(request):
28     return render(request, 'newsletter/subscribed.html', {
29         'page_title': _('Subscribed'),
30     })
31