src/wolnelektury/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 datetime import date, datetime
   5 from urllib.parse import quote_plus
   6 import feedparser
   7 from allauth.socialaccount.views import SignupView
   8
   9 from django.conf import settings
  10 from django.contrib import auth
  11 from django.contrib.auth.decorators import login_required
  12 from django.contrib.auth.forms import AuthenticationForm
  13 from django.contrib.auth.views import LoginView
  14 from django.core.cache import cache
  15 from django.views.generic import FormView
  16 from django.http import HttpResponse, HttpResponseRedirect
  17 from django.shortcuts import render
  18 from django.views.decorators.cache import never_cache
  19
  20 from catalogue.models import Book, Collection, Tag, Fragment
  21 import club.models
  22 from social.utils import get_or_choose_cite
  23 from wolnelektury.forms import RegistrationForm, SocialSignupForm, WLAuthenticationForm
  24
  25
  26 @never_cache
  27 def main_page(request):
  28     if request.GET.get('w') in settings.WIDGETS:
  29         request.EXPERIMENTS['layout'].override(True)
  30     if request.EXPERIMENTS['sowka'].value:
  31         request.EXPERIMENTS['layout'].override(True)
  32
  33     ctx = {}
  34     ctx['last_published'] = Book.objects.exclude(cover_clean='').filter(findable=True, parent=None).order_by('-created_at')[:10]
  35     ctx['recommended_collection'] = Collection.objects.filter(listed=True, role='recommend').order_by('?').first()
  36     ctx['ambassadors'] = club.models.Ambassador.objects.all().order_by('?')
  37     ctx['widget'] = settings.WIDGETS.get(request.GET.get('w'))
  38     if not ctx['widget'] and request.EXPERIMENTS['sowka'].value:
  39         ctx['widget'] = settings.WIDGETS['pan-sowka']
  40     return render(request, 'main_page.html', ctx)
  41
  42
  43 class WLLoginView(LoginView):
  44     form_class = WLAuthenticationForm
  45
  46
  47 class WLRegisterView(FormView):
  48     form_class = RegistrationForm
  49     template_name = 'registration/register.html'
  50
  51     def form_valid(self, form):
  52         form.save()
  53         user = auth.authenticate(
  54             username=form.cleaned_data['username'],
  55             password=form.cleaned_data['password1']
  56         )
  57         auth.login(self.request, user)
  58         return HttpResponseRedirect(quote_plus(self.request.GET.get('next', '/'), safe='/?='))
  59
  60
  61 @never_cache
  62 def logout_then_redirect(request):
  63     auth.logout(request)
  64     return HttpResponseRedirect(quote_plus(request.GET.get('next', '/'), safe='/?='))
  65
  66
  67 @never_cache
  68 def clock(request):
  69     """ Provides server UTC time for jquery.countdown,
  70     in a format suitable for Date.parse()
  71     """
  72     return HttpResponse(datetime.utcnow().strftime('%Y/%m/%d %H:%M:%S UTC'))
  73
  74
  75 def publish_plan(request):
  76     cache_key = "publish_plan"
  77     plan = cache.get(cache_key)
  78
  79     if plan is None:
  80         plan = []
  81         try:
  82             feed = feedparser.parse(settings.PUBLISH_PLAN_FEED)
  83         except:
  84             pass
  85         else:
  86             for i in range(len(feed['entries'])):
  87                 plan.append({
  88                     'title': feed['entries'][i].title,
  89                     'link': feed['entries'][i].link,
  90                     })
  91         cache.set(cache_key, plan, 1800)
  92
  93     return render(request, "publish_plan.html", {'plan': plan})
  94
  95
  96 @login_required
  97 def user_settings(request):
  98     return render(request, "user.html")
  99
 100
 101 def widget(request):
 102     return render(request, 'widget.html')
 103
 104
 105 class SocialSignupView(SignupView):
 106     form_class = SocialSignupForm