panikdb/regie/views.py

   1 import datetime
   2
   3 from django.conf import settings
   4 from django.contrib import messages
   5 from django.contrib.auth.forms import AuthenticationForm
   6 from django.core.urlresolvers import reverse
   7 from django.db.models import Q
   8 from django.http import HttpResponseNotAllowed, HttpResponseRedirect, JsonResponse
   9 from django.utils.translation import ugettext_lazy as _
  10 from django.views.generic.base import TemplateView
  11
  12 from panikdb.context_processors import internal_ip
  13
  14 from emissions.models import Nonstop
  15 from nonstop.models import Track, SomaLogLine
  16
  17 from .models import PigeEmailRequest
  18
  19
  20 def is_internal(request):
  21     return internal_ip(request).get('internal_ip')
  22
  23
  24 class RegieHome(TemplateView):
  25     template_name = 'regie-home.html'
  26
  27     def get_context_data(self, **kwargs):
  28         context = super().get_context_data(**kwargs)
  29         context['login_form'] = AuthenticationForm()
  30         if settings.PIGE_DOWNLOAD_BASE_URL:
  31             context['has_pige'] = True
  32             context['pige_minimum_date'] = datetime.datetime.now() - datetime.timedelta(days=100)
  33             context['pige_hours'] = ['%02d' % x for x in range(24)]
  34             context['pige_minutes'] = ['%02d' % x for x in range(0, 60, 15)]
  35         return context
  36
  37
  38 regie_home = RegieHome.as_view()
  39
  40
  41 def pige_post(request, *args, **kwargs):
  42     if request.method != 'POST':
  43         return HttpResponseNotAllowed(['POST'])
  44     # studio2-20160515-13h45-14h00m05.flac
  45     name = '%(src)s-%(date)s-%(start_hour)sh%(start_min)s-%(end_hour)sh%(end_min)s' % request.POST
  46     if is_internal(request):
  47         name = name + '.wav'
  48     else:
  49         name = name + '.ogg'
  50     if 'sendmail' in request.POST:
  51         email = request.POST['email']
  52         PigeEmailRequest.objects.create(email=email, download_spec=name)
  53         messages.info(request, _('An email with a download link will soon be sent to %s.') % email)
  54         return HttpResponseRedirect(reverse('regie-home'))
  55     else:  # direct download
  56         return HttpResponseRedirect(settings.PIGE_DOWNLOAD_BASE_URL + '/' + name)
  57
  58
  59 def json_tracks(tracks):
  60     return JsonResponse({'data': [
  61         {
  62             'id': track.id,
  63             'title': track.title,
  64             'artist': track.artist.name if track.artist_id else None,
  65             'instru': track.instru,
  66             'language': track.language,
  67             'duration': '%d:%02d' % (
  68                 track.duration.total_seconds() / 60,
  69                 track.duration.total_seconds() % 60),
  70             } for track in tracks]})
  71
  72
  73 def regie_tracks(request):
  74     now = datetime.datetime.now()
  75     current_zone = None
  76     for nonstop in Nonstop.objects.all():
  77         if (nonstop.start < nonstop.end and (
  78                 now.time() >= nonstop.start and now.time() < nonstop.end)) or \
  79            (nonstop.start > nonstop.end and (
  80                 now.time() >= nonstop.start or now.time() < nonstop.end)):
  81             current_zone = nonstop
  82             break
  83
  84     tracks = Track.objects.filter(duration__isnull=False)
  85     tracks = tracks.filter(duration__gte=datetime.timedelta(minutes=2, seconds=30))
  86     tracks = tracks.filter(duration__lt=datetime.timedelta(minutes=4, seconds=30))
  87     if current_zone:
  88         tracks = tracks.filter(nonstop_zones__in=[current_zone.id])
  89     tracks = tracks.exclude(language__isnull=True).exclude(language='')
  90     tracks = tracks.order_by('?')
  91     return json_tracks(tracks[:5])
  92
  93
  94 def regie_tracks_search(request):
  95     q = request.GET['q']
  96     tracks = Track.objects.filter(
  97             duration__isnull=False).filter(
  98             Q(title__icontains=q.lower()) | Q(artist__name__icontains=q.lower()))
  99     tracks = tracks.order_by('?')
 100     return json_tracks(tracks[:5])
 101
 102
 103 def playing(request):
 104     latest_played = SomaLogLine.objects.select_related('track', 'track__artist').latest('play_timestamp')
 105     duration = latest_played.track.duration
 106     elapsed = datetime.datetime.now() - latest_played.play_timestamp
 107     remaining = duration - elapsed
 108     if remaining.total_seconds() < 2:
 109         return JsonResponse({})
 110     elif remaining.total_seconds() < 0:
 111         remaining = datetime.timedelta(seconds=0)
 112     response = {}
 113     if latest_played.track.artist:
 114         response['artist'] = latest_played.track.artist.name
 115     response['title'] = latest_played.track.title
 116     response['duration'] = duration.seconds
 117     response['elapsed'] = int(elapsed.total_seconds())
 118     return JsonResponse(response)