mygpo/web/views/subscriptions.py

   1 from django.contrib.auth.decorators import login_required
   2 from django.contrib.auth.models import User
   3 from django.contrib.sites.models import Site
   4 from django.shortcuts import get_object_or_404, render_to_response
   5 from django.template import RequestContext
   6
   7 from mygpo.decorators import manual_gc, requires_token
   8 from mygpo.api.models import Device, Subscription, Episode
   9 from mygpo.api import backend, simple
  10 from mygpo.web.models import SecurityToken
  11
  12
  13 @manual_gc
  14 @login_required
  15 def list(request):
  16     current_site = Site.objects.get_current()
  17     subscriptionlist = create_subscriptionlist(request)
  18     return render_to_response('subscriptions.html', {
  19         'subscriptionlist': subscriptionlist,
  20         'url': current_site
  21     }, context_instance=RequestContext(request))
  22
  23
  24 @manual_gc
  25 @login_required
  26 def download_all(request):
  27     podcasts = backend.get_all_subscriptions(request.user)
  28     response = simple.format_podcast_list(podcasts, 'opml', request.user.username)
  29     response['Content-Disposition'] = 'attachment; filename=all-subscriptions.opml'
  30     return response
  31
  32
  33 @manual_gc
  34 @requires_token(object='subscriptions', action='r', denied_template='user_subscriptions_denied.html')
  35 def for_user(request, username):
  36     user = get_object_or_404(User, username=username)
  37     public_subscriptions = backend.get_public_subscriptions(user)
  38     token = SecurityToken.objects.get(object='subscriptions', action='r', user__username=username)
  39
  40     return render_to_response('user_subscriptions.html', {
  41         'subscriptions': public_subscriptions,
  42         'other_user': user,
  43         'token': token,
  44         }, context_instance=RequestContext(request))
  45
  46 @requires_token(object='subscriptions', action='r')
  47 def for_user_opml(request, username):
  48     user = get_object_or_404(User, username=username)
  49     public_subscriptions = backend.get_public_subscriptions(user)
  50
  51     response = render_to_response('user_subscriptions.opml', {
  52         'subscriptions': public_subscriptions,
  53         'other_user': user
  54         }, context_instance=RequestContext(request))
  55     response['Content-Disposition'] = 'attachment; filename=%s-subscriptions.opml' % username
  56     return response
  57
  58
  59 def create_subscriptionlist(request):
  60     #sync all devices first
  61     for d in Device.objects.filter(user=request.user):
  62         d.sync()
  63
  64     subscriptions = Subscription.objects.filter(user=request.user)
  65
  66     l = {}
  67     for s in subscriptions:
  68         if s.podcast in l:
  69             l[s.podcast]['devices'].append(s.device)
  70         else:
  71             e = Episode.objects.filter(podcast=s.podcast, timestamp__isnull=False).order_by('-timestamp')
  72             episode = e[0] if e.count() > 0 else None
  73             devices = [s.device]
  74             l[s.podcast] = {'podcast': s.podcast, 'episode': episode, 'devices': devices}
  75
  76     return l.values()
  77