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 import Http404
   5 from django.http.response import HttpResponseRedirect
   6 from django.shortcuts import render, get_object_or_404
   7 from django.urls import reverse
   8 from django.utils.translation import ugettext_lazy as _
   9
  10 from newsletter.forms import UnsubscribeForm, SubscribeForm
  11 from newsletter.models import Subscription
  12
  13
  14 def subscribe_form(request, mailing_list='general', title=None):
  15     if request.POST:
  16         form = SubscribeForm(mailing_list, request.POST)
  17         if form.is_valid():
  18             form.save()
  19             return HttpResponseRedirect(reverse('subscribed'))
  20     else:
  21         form = SubscribeForm(mailing_list)
  22     return render(request, 'newsletter/subscribe_form.html', {
  23         'page_title': title or _('Subscribe To Newsletter'),
  24         'form': form,
  25     })
  26
  27
  28 def subscribed(request):
  29     return render(request, 'newsletter/subscribed.html', {
  30         'page_title': _('Subscribed'),
  31     })
  32
  33
  34 def check_subscription(subscription, hashcode):
  35     if hashcode != subscription.hashcode():
  36         raise Http404
  37
  38
  39 def confirm_subscription(request, subscription_id, hashcode):
  40     subscription = get_object_or_404(Subscription, id=subscription_id)
  41     check_subscription(subscription, hashcode)
  42     subscription.active = True
  43     subscription.save()
  44     return render(request, 'newsletter/confirm_subscription.html', {
  45         'page_title': _('Subscription confirmed')
  46     })
  47
  48
  49 def unsubscribe_form(request):
  50     if request.POST:
  51         form = UnsubscribeForm(request.POST)
  52         if form.is_valid():
  53             form.save()
  54             return HttpResponseRedirect(reverse('unsubscribed'))
  55     else:
  56         form = UnsubscribeForm()
  57     return render(request, 'newsletter/unsubscribe_form.html', {
  58         'page_title': _('Unsubscribe'),
  59         'form': form,
  60     })
  61
  62
  63 def unsubscribed(request):
  64     return render(request, 'newsletter/unsubscribed.html', {
  65         'page_title': _('Unsubscribed'),
  66     })