panikweb/views.py

   1 # coding: utf-8
   2
   3 from datetime import datetime, timedelta, date
   4 import math
   5 import random
   6 import os
   7 import stat
   8 import time
   9
  10 from django.core.urlresolvers import reverse
  11 from django.conf import settings
  12 from django.http import Http404, JsonResponse
  13 from django.utils.encoding import force_text
  14 from django.utils.encoding import python_2_unicode_compatible
  15 from django.utils.six.moves.urllib import parse as urlparse
  16 from django.views.decorators.cache import cache_control
  17 from django.views.generic.base import TemplateView
  18 from django.views.generic.detail import DetailView
  19 from django.views.decorators.csrf import csrf_exempt
  20 from django.views.generic.dates import _date_from_string
  21 from django.views.generic.dates import MonthArchiveView
  22
  23 from django.core.paginator import Paginator
  24
  25 from django.contrib.sites.models import Site
  26 from django.contrib.syndication.views import Feed, add_domain
  27 from django.utils.feedgenerator import Atom1Feed, Rss201rev2Feed
  28
  29 from haystack.query import SearchQuerySet
  30
  31 from emissions.models import Category, Emission, Episode, Diffusion, SoundFile, \
  32         Schedule, Nonstop, NewsItem, NewsCategory, Focus
  33
  34 from emissions.utils import whatsonair, period_program
  35
  36 from newsletter.forms import SubscribeForm
  37 from nonstop.utils import get_current_nonstop_track
  38 from nonstop.models import SomaLogLine
  39
  40 from combo.data.models import Page
  41 from panikombo.models import ItemTopik
  42
  43 from . import utils
  44
  45
  46 class EmissionMixin:
  47     def get_emission_context(self, emission, episode_ids=None):
  48         context = {}
  49
  50         # get all episodes, with an additional attribute to get the date of
  51         # their first diffusion
  52         episodes_queryset = Episode.objects.select_related()
  53         if episode_ids is not None:
  54             episodes_queryset = episodes_queryset.filter(id__in=episode_ids)
  55         else:
  56             episodes_queryset = episodes_queryset.filter(emission=emission)
  57
  58         context['episodes'] = \
  59                 episodes_queryset.extra(select={
  60                         'first_diffusion': 'emissions_diffusion.datetime',
  61                         },
  62                         select_params=(False, True),
  63                         where=['''datetime = (SELECT MIN(datetime)
  64                                                 FROM emissions_diffusion
  65                                                WHERE episode_id = emissions_episode.id
  66                                                  AND datetime <= CURRENT_TIMESTAMP)'''],
  67                         tables=['emissions_diffusion'],
  68                     ).order_by('-first_diffusion').distinct()
  69
  70         context['futurEpisodes'] = \
  71                 episodes_queryset.extra(select={
  72                         'first_diffusion': 'emissions_diffusion.datetime',
  73                         },
  74                         select_params=(False, True),
  75                         where=['''datetime = (SELECT MIN(datetime)
  76                                                 FROM emissions_diffusion
  77                                                WHERE episode_id = emissions_episode.id
  78                                                  AND datetime > CURRENT_TIMESTAMP)'''],
  79                         tables=['emissions_diffusion'],
  80                     ).order_by('first_diffusion').distinct()
  81
  82         if emission.archived:
  83             current_year = emission.creation_timestamp.replace(month=5, day=1)
  84         else:
  85             current_year = datetime.now().replace(month=5, day=1).replace(year=2019)
  86
  87         context['all_episodes'] = episodes_queryset.filter(
  88                 creation_timestamp__gt=current_year
  89                 ).extra(select={
  90                         'first_diffusion': 'emissions_diffusion.datetime',
  91                         },
  92                         select_params=(False, True),
  93                         where=['''datetime = (SELECT MIN(datetime)
  94                                                 FROM emissions_diffusion
  95                                                WHERE episode_id = emissions_episode.id
  96                                              )'''],
  97                         tables=['emissions_diffusion'],
  98                     ).order_by('first_diffusion').distinct()
  99
 100         # get all related soundfiles in a single query
 101         soundfiles = {}
 102         if episode_ids is not None:
 103             for episode_id in episode_ids:
 104                 soundfiles[episode_id] = None
 105         else:
 106             for episode in Episode.objects.filter(emission=emission):
 107                 soundfiles[episode.id] = None
 108
 109         for soundfile in SoundFile.objects.select_related().filter(podcastable=True,
 110                 fragment=False, episode__emission=emission):
 111             soundfiles[soundfile.episode_id] = soundfile
 112
 113         Episode.set_prefetched_soundfiles(soundfiles)
 114
 115         #context['futurEpisodes'] = context['episodes'].filter(first_diffusion='2013')[0:3]
 116
 117         return context
 118
 119
 120 class EmissionDetailView(DetailView, EmissionMixin):
 121     model = Emission
 122
 123     def get_context_data(self, **kwargs):
 124         context = super(EmissionDetailView, self).get_context_data(**kwargs)
 125         context['schedules'] = Schedule.objects.select_related().filter(
 126                 emission=self.object).order_by('rerun', 'datetime')
 127         context['news'] = NewsItem.objects.all().filter(emission=self.object.id).order_by('-date')[:3]
 128         try:
 129             nonstop_object = Nonstop.objects.get(slug=self.object.slug)
 130         except Nonstop.DoesNotExist:
 131             pass
 132         else:
 133             today = date.today()
 134             dates = [today - timedelta(days=x) for x in range(7)]
 135             if datetime.now().time() < nonstop_object.start:
 136                 dates = dates[1:]
 137             context['nonstop'] = nonstop_object
 138             context['nonstop_dates'] = dates
 139         context.update(self.get_emission_context(self.object))
 140         return context
 141 emission = EmissionDetailView.as_view()
 142
 143 class EpisodeDetailView(DetailView, EmissionMixin):
 144     model = Episode
 145
 146     def get_queryset(self, *args, **kwargs):
 147         queryset = super(EpisodeDetailView, self).get_queryset(*args, **kwargs)
 148         return queryset.filter(emission__slug=self.kwargs['emission_slug'])
 149
 150     def get_context_data(self, **kwargs):
 151         context = super(EpisodeDetailView, self).get_context_data(**kwargs)
 152         context['diffusions'] = Diffusion.objects.select_related().filter(
 153                 episode=self.object.id).order_by('datetime')
 154         try:
 155             context['emission'] = context['episode'].emission
 156         except Emission.DoesNotExist:
 157             raise Http404()
 158         if self.kwargs.get('emission_slug') != context['emission'].slug:
 159             raise Http404()
 160         context.update(self.get_emission_context(context['emission']))
 161         context['topiks'] = [x.topik for x in ItemTopik.objects.filter(episode=self.object)]
 162         return context
 163 episode = EpisodeDetailView.as_view()
 164
 165
 166 class NonstopPlaylistView(TemplateView):
 167     template_name = 'nonstop_playlist.html'
 168
 169     def get_context_data(self, **kwargs):
 170         context = super(NonstopPlaylistView, self).get_context_data(**kwargs)
 171         try:
 172             context['emission'] = Emission.objects.get(slug=kwargs.get('slug'))
 173         except Emission.DoesNotExist:
 174             raise Http404()
 175         context['date'] = date(int(kwargs.get('year')),
 176                 int(kwargs.get('month')), int(kwargs.get('day')))
 177         context['future'] = (context['date'] >= date.today())
 178
 179         nonstop_object = Nonstop.objects.get(slug=kwargs.get('slug'))
 180         start = datetime(
 181                 int(kwargs.get('year')), int(kwargs.get('month')), int(kwargs.get('day')),
 182                 nonstop_object.start.hour, nonstop_object.start.minute)
 183         end = datetime(
 184                 int(kwargs.get('year')), int(kwargs.get('month')), int(kwargs.get('day')),
 185                 nonstop_object.end.hour, nonstop_object.end.minute)
 186         if end < start:
 187             end = end + timedelta(days=1)
 188         context['tracks'] = SomaLogLine.objects.filter(
 189                 play_timestamp__gte=start,
 190                 play_timestamp__lte=end,
 191                 on_air=True).select_related()
 192         return context
 193
 194 nonstop_playlist = NonstopPlaylistView.as_view()
 195
 196 class EmissionEpisodesDetailView(DetailView, EmissionMixin):
 197     model = Emission
 198     template_name = 'emissions/episodes.html'
 199
 200     def get_context_data(self, **kwargs):
 201         context = super(EmissionEpisodesDetailView, self).get_context_data(**kwargs)
 202         context['schedules'] = Schedule.objects.select_related().filter(
 203                 emission=self.object).order_by('rerun', 'datetime')
 204
 205         context['search_query'] = self.request.GET.get('q')
 206         if context['search_query']:
 207             # query string
 208             sqs = SearchQuerySet().models(Episode).filter(
 209                     emission_slug_exact=self.object.slug, text=context['search_query'])
 210             episode_ids = [x.pk for x in sqs]
 211         else:
 212             episode_ids = None
 213
 214         context.update(self.get_emission_context(self.object, episode_ids=episode_ids))
 215         return context
 216 emissionEpisodes = EmissionEpisodesDetailView.as_view()
 217
 218
 219 class SoundFileEmbedView(DetailView):
 220     model = SoundFile
 221     template_name = 'soundfiles/embed.html'
 222
 223     def get_context_data(self, **kwargs):
 224         context = super(SoundFileEmbedView, self).get_context_data(**kwargs)
 225         if self.kwargs.get('episode_slug') != self.object.episode.slug:
 226             raise Http404()
 227         if self.kwargs.get('emission_slug') != self.object.episode.emission.slug:
 228             raise Http404()
 229         context['episode'] = self.object.episode
 230         return context
 231 soundfile_embed = SoundFileEmbedView.as_view()
 232
 233
 234 class SoundFileDialogEmbedView(DetailView):
 235     model = SoundFile
 236     template_name = 'soundfiles/dialog-embed.html'
 237
 238     def get_context_data(self, **kwargs):
 239         context = super(SoundFileDialogEmbedView, self).get_context_data(**kwargs)
 240         if self.kwargs.get('episode_slug') != self.object.episode.slug:
 241             raise Http404()
 242         if self.kwargs.get('emission_slug') != self.object.episode.emission.slug:
 243             raise Http404()
 244         context['episode'] = self.object.episode
 245         return context
 246 soundfile_dlg_embed = SoundFileDialogEmbedView.as_view()
 247
 248
 249
 250 class ProgramView(TemplateView):
 251     template_name = 'program.html'
 252
 253     def get_context_data(self, year=None, week=None, **kwargs):
 254         context = super(ProgramView, self).get_context_data(**kwargs)
 255
 256         context['weekday'] = datetime.today().weekday()
 257
 258         context['week'] = week = int(week) if week is not None else datetime.today().isocalendar()[1]
 259         context['year'] = year = int(year) if year is not None else datetime.today().isocalendar()[0]
 260         context['week_first_day'] = utils.tofirstdayinisoweek(year, week)
 261         context['week_last_day'] = context['week_first_day'] + timedelta(days=6)
 262
 263         return context
 264
 265 program = ProgramView.as_view()
 266
 267 @python_2_unicode_compatible
 268 class TimeCell:
 269     nonstop = None
 270     w = 1
 271     h = 1
 272     time_label = None
 273
 274     def __init__(self, i, j):
 275         self.x = i
 276         self.y = j
 277         self.schedules = []
 278
 279     def add_schedule(self, schedule):
 280         end_time = schedule.datetime + timedelta(
 281                 minutes=schedule.get_duration())
 282         self.time_label = '%02d:%02d-%02d:%02d' % (
 283                 schedule.datetime.hour,
 284                 schedule.datetime.minute,
 285                 end_time.hour,
 286                 end_time.minute)
 287         self.schedules.append(schedule)
 288
 289     def __str__(self):
 290         if self.schedules:
 291             return ', '.join([x.emission.title for x in self.schedules])
 292         else:
 293             return self.nonstop
 294
 295     def __eq__(self, other):
 296         return (force_text(self) == force_text(other) and self.time_label == other.time_label)
 297
 298
 299 class Grid(TemplateView):
 300     template_name = 'grid.html'
 301
 302     def get_context_data(self, **kwargs):
 303         context = super(Grid, self).get_context_data(**kwargs)
 304
 305         nb_lines = 2 * 24 # the cells are half hours
 306         grid = []
 307
 308         Schedule.DAY_HOUR_START = 12
 309
 310         times = ['%02d:%02d' % (x/2, x%2*30) for x in range(nb_lines)]
 311         # start grid after the night programs
 312         times = times[2*Schedule.DAY_HOUR_START:] + times[:2*Schedule.DAY_HOUR_START]
 313
 314         nonstops = []
 315         for nonstop in Nonstop.objects.all():
 316             if nonstop.start == nonstop.end:
 317                 continue
 318             if nonstop.start < nonstop.end:
 319                 nonstops.append([nonstop.start.hour + nonstop.start.minute/60.,
 320                                  nonstop.end.hour + nonstop.end.minute/60.,
 321                                  nonstop.title, nonstop.slug])
 322             else:
 323                 # crossing midnight
 324                 nonstops.append([nonstop.start.hour + nonstop.start.minute/60.,
 325                                  24,
 326                                  nonstop.title, nonstop.slug])
 327                 nonstops.append([0,
 328                                  nonstop.end.hour + nonstop.end.minute/60.,
 329                                  nonstop.title, nonstop.slug])
 330         nonstops.sort()
 331
 332         for i in range(nb_lines):
 333             grid.append([])
 334             for j in range(7):
 335                 grid[-1].append(TimeCell(i, j))
 336
 337             try:
 338                 nonstop = [x for x in nonstops if i>=x[0]*2 and i<x[1]*2][0]
 339             except IndexError:
 340                 pass
 341             for time_cell in grid[-1]:
 342                 time_cell.nonstop = nonstop[2]
 343                 time_cell.nonstop_slug = nonstop[3]
 344                 if nonstop[1] == 5:
 345                     # the one ending at 5am will be cut down, so we inscribe
 346                     # its duration manually
 347                     time_cell.time_label = '%02d:00-%02d:00' % (
 348                             nonstop[0], nonstop[1])
 349
 350         for schedule in Schedule.objects.filter(emission__archived=False).prefetch_related(
 351                 'emission__categories').select_related().order_by('datetime'):
 352             row_start = schedule.datetime.hour * 2 + \
 353                     int(math.ceil(schedule.datetime.minute / 30))
 354             day_no = schedule.get_weekday()
 355
 356             for step in range(int(math.ceil(schedule.get_duration() / 30.))):
 357                 if grid[(row_start+step)%nb_lines][day_no] is None:
 358                     grid[(row_start+step)%nb_lines][day_no] = TimeCell()
 359                 grid[(row_start+step)%nb_lines][day_no].add_schedule(schedule)
 360
 361         # start grid after the night programs
 362         grid = grid[2*Schedule.DAY_HOUR_START:] + grid[:2*Schedule.DAY_HOUR_START]
 363
 364         # look for the case where the same emission has different schedules for
 365         # the same time cell, for example if it lasts one hour the first week,
 366         # and two hours the third week.
 367         for i in range(nb_lines):
 368             grid[i] = [x for x in grid[i] if x is not None]
 369             for j, cell in enumerate(grid[i]):
 370                 if grid[i][j] is None:
 371                     continue
 372                 if len(grid[i][j].schedules) > 1:
 373                     time_cell_emissions = {}
 374                     for schedule in grid[i][j].schedules:
 375                         if not schedule.emission.id in time_cell_emissions:
 376                             time_cell_emissions[schedule.emission.id] = []
 377                         time_cell_emissions[schedule.emission.id].append(schedule)
 378                     for schedule_list in time_cell_emissions.values():
 379                         if len(schedule_list) == 1:
 380                             continue
 381                         # here it is, same cell, same emission, several
 382                         # schedules
 383                         schedule_list.sort(key=lambda x: x.get_duration())
 384
 385                         schedule = schedule_list[0]
 386                         end_time = schedule.datetime + timedelta(
 387                                 minutes=schedule.get_duration())
 388                         grid[i][j].time_label = '%02d:%02d-%02d:%02d' % (
 389                                 schedule.datetime.hour,
 390                                 schedule.datetime.minute,
 391                                 end_time.hour,
 392                                 end_time.minute)
 393
 394                         for schedule in schedule_list[1:]:
 395                             grid[i][j].schedules.remove(schedule)
 396                             end_time = schedule.datetime + timedelta(minutes=schedule.get_duration())
 397                             schedule_list[0].time_label_extra = ', -%02d:%02d %s' % (
 398                                     end_time.hour, end_time.minute, schedule.weeks_string)
 399
 400         # merge adjacent
 401
 402         # 1st thing is to merge cells on the same line, this will mostly catch
 403         # consecutive nonstop cells
 404         for i in range(nb_lines):
 405             for j, cell in enumerate(grid[i]):
 406                 if grid[i][j] is None:
 407                     continue
 408                 t = 1
 409                 try:
 410                     # if the cells are identical, they are removed from the
 411                     # grid, and current cell width is increased
 412                     while grid[i][j+t] == cell:
 413                         cell.w += 1
 414                         grid[i][j+t] = None
 415                         t += 1
 416                 except IndexError:
 417                     pass
 418
 419             # once we're done we remove empty cells
 420             grid[i] = [x for x in grid[i] if x is not None]
 421
 422         # 2nd thing is to merge cells vertically, this is emissions that last
 423         # for more than 30 minutes
 424         for i in range(nb_lines):
 425             grid[i] = [x for x in grid[i] if x is not None]
 426             for j, cell in enumerate(grid[i]):
 427                 if grid[i][j] is None:
 428                     continue
 429                 t = 1
 430                 try:
 431                     while True:
 432                         # we look if the next time cell has the same emissions
 433                         same_cell_below = [(bj, x) for bj, x in enumerate(grid[i+cell.h])
 434                                            if x == cell and x.y == cell.y and x.w == cell.w]
 435                         if same_cell_below:
 436                             # if the cell was identical, we remove it and
 437                             # increase current cell height
 438                             bj, same_cell_below = same_cell_below[0]
 439                             del grid[i+cell.h][bj]
 440                             cell.h += 1
 441                         else:
 442                             # if the cell is different, we have a closer look
 443                             # to it, so we can remove emissions that will
 444                             # already be mentioned in the current cell.
 445                             #
 446                             # For example:
 447                             #  - 7am30, seuls contre tout, 1h30
 448                             #  - 8am, du pied gauche & la voix de la rue, 1h
 449                             # should produce: (this is case A)
 450                             #  |      7:30-9:00      |
 451                             #  |  seuls contre tout  |
 452                             #  |---------------------|
 453                             #  |      8:00-9:00      |
 454                             #  |   du pied gauche    |
 455                             #  |  la voix de la rue  |
 456                             #
 457                             # On the other hand, if all three emissions started
 458                             # at 7am30, we want: (this is case B)
 459                             #  |      7:30-9:00      |
 460                             #  |  seuls contre tout  |
 461                             #  |   du pied gauche    |
 462                             #  |  la voix de la rue  |
 463                             # that is we merge all of them, ignoring the fact
 464                             # that the other emissions will stop at 8am30
 465                             current_cell_schedules = set(grid[i][j].schedules)
 466                             current_cell_emissions = set([x.emission for x in current_cell_schedules])
 467                             cursor = 1
 468                             while True and current_cell_schedules:
 469                                 same_cell_below = [x for x in grid[i+cursor] if x.y == grid[i][j].y]
 470                                 if not same_cell_below:
 471                                     cursor += 1
 472                                     continue
 473                                 same_cell_below = same_cell_below[0]
 474                                 same_cell_below_emissions = set([x.emission for x in same_cell_below.schedules])
 475
 476                                 if current_cell_emissions.issubset(same_cell_below_emissions):
 477                                     # this handles case A (see comment above)
 478                                     for schedule in current_cell_schedules:
 479                                         if schedule in same_cell_below.schedules:
 480                                             same_cell_below.schedules.remove(schedule)
 481                                 elif same_cell_below_emissions and \
 482                                         current_cell_emissions.issuperset(same_cell_below_emissions):
 483                                     # this handles case B (see comment above)
 484                                     # we set the cell time label to the longest
 485                                     # period
 486                                     grid[i][j].time_label = same_cell_below.time_label
 487                                     # then we sort emissions so the longest are
 488                                     # put first
 489                                     grid[i][j].schedules.sort(key=lambda x: -x.get_duration())
 490                                     # then we add individual time labels to the
 491                                     # other schedules
 492                                     for schedule in current_cell_schedules:
 493                                         if schedule not in same_cell_below.schedules:
 494                                             end_time = schedule.datetime + timedelta(
 495                                                     minutes=schedule.get_duration())
 496                                             schedule.time_label = '%02d:%02d-%02d:%02d' % (
 497                                                     schedule.datetime.hour,
 498                                                     schedule.datetime.minute,
 499                                                     end_time.hour,
 500                                                     end_time.minute)
 501                                     grid[i][j].h += 1
 502                                     grid[i+cursor].remove(same_cell_below)
 503                                 elif same_cell_below_emissions and \
 504                                         current_cell_emissions.intersection(same_cell_below_emissions):
 505                                     same_cell_below.schedules = [x for x in
 506                                             same_cell_below.schedules if
 507                                             x.emission not in
 508                                             current_cell_emissions or
 509                                             x.get_duration() < 30]
 510                                 cursor += 1
 511                             break
 512                 except IndexError:
 513                     pass
 514
 515         # cut night
 516         grid = grid[:28]
 517         times = times[:28]
 518
 519         context['grid'] = grid
 520         context['times'] = times
 521         context['categories'] = Category.objects.all()
 522         context['weekdays'] = ['Lundi', 'Mardi', 'Mercredi', 'Jeudi',
 523                 'Vendredi', 'Samedi', 'Dimanche']
 524
 525         return context
 526
 527 grid = Grid.as_view()
 528
 529
 530 class Home(TemplateView):
 531     template_name = 'home.html'
 532
 533     def get_context_data(self, **kwargs):
 534         context = super(Home, self).get_context_data(**kwargs)
 535         context['emissions'] = Emission.objects.filter(archived=False).order_by('title')
 536         context['newsitems'] = NewsItem.objects.exclude(date__gt=date.today()
 537                 ).exclude(expiration_date__lt=date.today()).order_by('-date')[:3]
 538
 539         context['soundfiles'] = SoundFile.objects.prefetch_related('episode__emission__categories').filter(
 540                 podcastable=True, fragment=False) \
 541                 .select_related().extra(select={
 542                     'first_diffusion': 'emissions_diffusion.datetime', },
 543                     select_params=(False, True),
 544                     where=['''datetime = (SELECT MIN(datetime)
 545                                             FROM emissions_diffusion
 546                                         WHERE episode_id = emissions_episode.id)'''],
 547                     tables=['emissions_diffusion'],).order_by('-creation_timestamp').distinct() [:3]
 548
 549         context['newsletter_form'] = SubscribeForm()
 550         context['extra_pages'] = Page.objects.filter(exclude_from_navigation=False)
 551
 552         return context
 553
 554 home = Home.as_view()
 555
 556 class NewsItemView(DetailView):
 557     model = NewsItem
 558     def get_context_data(self, **kwargs):
 559         context = super(NewsItemView, self).get_context_data(**kwargs)
 560         context['categories'] = NewsCategory.objects.all()
 561         context['news'] = NewsItem.objects.all().order_by('-date')
 562         context['topiks'] = [x.topik for x in ItemTopik.objects.filter(newsitem=self.object)]
 563         return context
 564 newsitemview = NewsItemView.as_view()
 565
 566 class News(TemplateView):
 567     template_name = 'news.html'
 568     def get_context_data(self, **kwargs):
 569         context = super(News, self).get_context_data(**kwargs)
 570         context['focus'] = NewsItem.objects.exclude(date__gt=date.today()  # publication date
 571                 ).exclude(expiration_date__lt=date.today()  # expiration date
 572                 ).filter(got_focus__isnull=False
 573                 ).select_related('category').order_by('-date')[:10]
 574         context['news'] = NewsItem.objects.exclude(date__gt=date.today()).order_by('-date')
 575         return context
 576
 577 news = News.as_view()
 578
 579
 580 class Agenda(TemplateView):
 581     template_name = 'agenda.html'
 582     def get_context_data(self, **kwargs):
 583         context = super(Agenda, self).get_context_data(**kwargs)
 584         context['agenda'] = NewsItem.objects.exclude(date__gt=date.today()).filter(
 585                 event_date__gte=date.today()).order_by('date')[:20]
 586         context['news'] = NewsItem.objects.exclude(date__gt=date.today()).order_by('-date')
 587         context['previous_month'] = datetime.today().replace(day=1) - timedelta(days=2)
 588         return context
 589
 590 agenda = Agenda.as_view()
 591
 592
 593 class AgendaByMonth(MonthArchiveView):
 594     template_name = 'agenda.html'
 595     queryset = NewsItem.objects.filter(event_date__isnull=False)
 596     allow_future = True
 597     date_field = 'event_date'
 598     month_format = '%m'
 599
 600     def get_context_data(self, **kwargs):
 601         context = super(AgendaByMonth, self).get_context_data(**kwargs)
 602         context['agenda'] = context['object_list']
 603         context['news'] = NewsItem.objects.all().order_by('-date')
 604         return context
 605
 606 agenda_by_month = AgendaByMonth.as_view()
 607
 608
 609 class Emissions(TemplateView):
 610     template_name = 'emissions.html'
 611
 612     def get_context_data(self, **kwargs):
 613         context = super(Emissions, self).get_context_data(**kwargs)
 614         context['emissions'] = Emission.objects.prefetch_related('categories').filter(archived=False).order_by('title')
 615         context['categories'] = Category.objects.all()
 616         return context
 617
 618 emissions = Emissions.as_view()
 619
 620 class EmissionsArchives(TemplateView):
 621     template_name = 'emissions/archives.html'
 622
 623     def get_context_data(self, **kwargs):
 624         context = super(EmissionsArchives, self).get_context_data(**kwargs)
 625         context['emissions'] = Emission.objects.prefetch_related('categories').filter(archived=True).order_by('title')
 626         context['categories'] = Category.objects.all()
 627         return context
 628 emissionsArchives = EmissionsArchives.as_view()
 629
 630
 631 class Listen(TemplateView):
 632     template_name = 'listen.html'
 633
 634     def get_context_data(self, **kwargs):
 635         context = super(Listen, self).get_context_data(**kwargs)
 636         context['focus'] = SoundFile.objects.prefetch_related('episode__emission__categories').filter(
 637                 podcastable=True, got_focus__isnull=False) \
 638                 .select_related().extra(select={
 639                     'first_diffusion': 'emissions_diffusion.datetime', },
 640                     select_params=(False, True),
 641                     where=['''datetime = (SELECT MIN(datetime)
 642                                             FROM emissions_diffusion
 643                                         WHERE episode_id = emissions_episode.id)'''],
 644                     tables=['emissions_diffusion'],).order_by('-first_diffusion').distinct() [:10]
 645         context['soundfiles'] = SoundFile.objects.prefetch_related('episode__emission__categories').filter(
 646                 podcastable=True) \
 647                 .select_related().extra(select={
 648                     'first_diffusion': 'emissions_diffusion.datetime', },
 649                     select_params=(False, True),
 650                     where=['''datetime = (SELECT MIN(datetime)
 651                                             FROM emissions_diffusion
 652                                         WHERE episode_id = emissions_episode.id)'''],
 653                     tables=['emissions_diffusion'],).order_by('-creation_timestamp').distinct()
 654
 655
 656         return context
 657
 658 listen = Listen.as_view()
 659
 660 @cache_control(max_age=15)
 661 @csrf_exempt
 662 def onair(request):
 663     if datetime.now() < datetime(2019, 7, 30, 17, 0):
 664         class FakeNonstop(object):
 665             title = 'Le festival arrive, découvrez déjà la musique !'
 666         d = {'title': 'XXX', 'nonstop': FakeNonstop()}
 667         #return JsonResponse({'data': {'emission': {'title': 'À partir du 31 juillet 18h', 'url': '/'}}})
 668     elif date.today() >= date(2019, 8, 5):
 669         return JsonResponse({'data': {'emission': {'title': "À l'année prochaine, découvrez les podcasts !", 'url': '/'}}})
 670     else:
 671         d = whatsonair()
 672     if d.get('episode'):
 673         d['episode'] = {
 674             'title': d['episode'].title,
 675             'url': d['episode'].get_absolute_url()
 676         }
 677     if d.get('emission'):
 678         chat_url = None
 679         if d['emission'].chat_open:
 680             chat_url = reverse('emission-chat', kwargs={'slug': d['emission'].slug})
 681         d['emission'] = {
 682             'title': d['emission'].title,
 683             'url': d['emission'].get_absolute_url(),
 684             'chat': chat_url,
 685         }
 686
 687     track_title = None
 688     playing_txt = os.path.join(settings.MEDIA_ROOT, 'playing.txt')
 689     if os.path.exists(playing_txt):
 690         track_title = open(playing_txt).read().strip()
 691         if len(track_title) < 6:
 692             track_title = None
 693     if d.get('nonstop'):
 694         d['nonstop'] = {
 695             'title': d['nonstop'].title,
 696         }
 697         if track_title:
 698             d['track_title'] = track_title
 699     elif d.get('emission') and not d.get('episode') and track_title:
 700         # live emission, if there's a track playing, and no known episode,
 701         # display it.
 702         d['episode'] = {
 703             'title': track_title,
 704             'url': d['emission']['url'],
 705         }
 706
 707     if d.get('current_slot'):
 708         del d['current_slot']
 709     return JsonResponse({'data': d})
 710
 711
 712 class NewsItemDetailView(DetailView):
 713     model = NewsItem
 714
 715 newsitem = NewsItemDetailView.as_view()
 716
 717 class RssCustomPodcastsFeed(Rss201rev2Feed):
 718     def add_root_elements(self, handler):
 719         super(RssCustomPodcastsFeed, self).add_root_elements(handler)
 720         emission = self.feed.get('emission')
 721         if emission and emission.image and emission.image.url:
 722             image_url = emission.image.url
 723         else:
 724             image_url = '/static/img/logo-panik-500.png'
 725         image_url = urlparse.urljoin(self.feed['link'], image_url)
 726         handler.startElement('image', {})
 727         if emission:
 728             handler.addQuickElement('title', emission.title)
 729         else:
 730             handler.addQuickElement('title', 'Radio Esperanzah!')
 731         handler.addQuickElement('url', image_url)
 732         handler.endElement('image')
 733         handler.addQuickElement('itunes:explicit', 'no')  # invidividual items will get their own value
 734         handler.addQuickElement('itunes:image', None, {'href': image_url})
 735         if emission:
 736             if emission.subtitle:
 737                 handler.addQuickElement('itunes:subtitle', emission.subtitle)
 738             for category in emission.categories.all():
 739                 if category.itunes_category:
 740                     handler.addQuickElement('itunes:category', None, {'text': category.itunes_category})
 741
 742             handler.addQuickElement('itunes:author', emission.title)
 743             handler.startElement('itunes:owner', {})
 744             if emission.email:
 745                 handler.addQuickElement('itunes:email', emission.email)
 746             handler.addQuickElement('itunes:name', emission.title)
 747             handler.endElement('itunes:owner')
 748         else:
 749             handler.addQuickElement('itunes:author', 'Radio Esperanzah!')
 750             handler.startElement('itunes:owner', {})
 751             handler.addQuickElement('itunes:email', 'radio@esperanzah.be')
 752             handler.addQuickElement('itunes:name', 'Radio Esperanzah!')
 753             handler.endElement('itunes:owner')
 754
 755     def root_attributes(self):
 756         attrs = super(RssCustomPodcastsFeed, self).root_attributes()
 757         attrs['xmlns:dc'] = 'http://purl.org/dc/elements/1.1/'
 758         attrs['xmlns:itunes'] = 'http://www.itunes.com/dtds/podcast-1.0.dtd'
 759         return attrs
 760
 761     def add_item_elements(self, handler, item):
 762         super(RssCustomPodcastsFeed, self).add_item_elements(handler, item)
 763         explicit = 'no'
 764         for tag in item.get('tags') or []:
 765             handler.addQuickElement('dc:subject', tag)
 766             if tag == 'explicit':
 767                 explicit = 'yes'
 768         if item.get('tags'):
 769             handler.addQuickElement('itunes:keywords', ','.join(item.get('tags')))
 770         handler.addQuickElement('itunes:explicit', explicit)
 771         episode = item.get('episode')
 772         if episode and episode.image and episode.image.url:
 773             image_url = urlparse.urljoin(self.feed['link'], episode.image.url)
 774             handler.addQuickElement('itunes:image', None, {'href': image_url})
 775         soundfile = item.get('soundfile')
 776         if soundfile.duration:
 777             handler.addQuickElement('itunes:duration', '%02d:%02d:%02d' % (
 778                 soundfile.duration / 3600,
 779                 soundfile.duration % 3600 / 60,
 780                 soundfile.duration % 60))
 781
 782
 783 class PodcastsFeed(Feed):
 784     title = 'Radio Esperanzah! - Podcasts'
 785     link = '/'
 786     description_template = 'feed/soundfile.html'
 787     feed_type = RssCustomPodcastsFeed
 788
 789     def items(self):
 790         return SoundFile.objects.select_related().filter(
 791                 podcastable=True).order_by('-creation_timestamp')[:20]
 792
 793     def item_title(self, item):
 794         if item.fragment:
 795             return '%s - %s' % (item.title, item.episode.title)
 796         return '%s - %s' % (item.episode.emission.title, item.episode.title)
 797
 798     def item_link(self, item):
 799         return item.episode.get_absolute_url()
 800
 801     def item_enclosure_url(self, item):
 802         current_site = Site.objects.get(id=settings.SITE_ID)
 803         return add_domain(current_site.domain, item.get_format_url('mp3'))
 804
 805     def item_enclosure_length(self, item):
 806         sound_path = item.get_format_path('mp3')
 807         try:
 808             return os.stat(sound_path)[stat.ST_SIZE]
 809         except OSError:
 810             return 0
 811
 812     def item_enclosure_mime_type(self, item):
 813         return 'audio/mpeg'
 814
 815     def item_pubdate(self, item):
 816         return item.creation_timestamp
 817
 818     def item_extra_kwargs(self, item):
 819         return {'tags': [x.name for x in item.episode.tags.all()],
 820                 'soundfile': item,
 821                 'episode': item.episode}
 822
 823 podcasts_feed = PodcastsFeed()
 824
 825
 826 class RssNewsFeed(Feed):
 827     title = 'Radio Esperanzah!'
 828     link = '/news/'
 829     description_template = 'feed/newsitem.html'
 830
 831     def items(self):
 832         return NewsItem.objects.order_by('-date')[:20]
 833
 834 rss_news_feed = RssNewsFeed()
 835
 836 class Atom1FeedWithBaseXml(Atom1Feed):
 837     def root_attributes(self):
 838         root_attributes = super(Atom1FeedWithBaseXml, self).root_attributes()
 839         scheme, netloc, path, params, query, fragment  = urlparse.urlparse(self.feed['feed_url'])
 840         root_attributes['xml:base'] = urlparse.urlunparse((scheme, netloc, '/', params, query, fragment))
 841         return root_attributes
 842
 843 class AtomNewsFeed(RssNewsFeed):
 844     feed_type = Atom1FeedWithBaseXml
 845
 846 atom_news_feed = AtomNewsFeed()
 847
 848
 849 class EmissionPodcastsFeed(PodcastsFeed):
 850     description_template = 'feed/soundfile.html'
 851     feed_type = RssCustomPodcastsFeed
 852
 853     def __call__(self, request, *args, **kwargs):
 854         self.emission = Emission.objects.get(slug=kwargs.get('slug'))
 855         return super(EmissionPodcastsFeed, self).__call__(request, *args, **kwargs)
 856
 857     @property
 858     def title(self):
 859         return self.emission.title
 860
 861     @property
 862     def link(self):
 863         return reverse('emission-view', kwargs={'slug': self.emission.slug})
 864
 865     def feed_extra_kwargs(self, obj):
 866         return {'emission': self.emission}
 867
 868     def items(self):
 869         return SoundFile.objects.select_related().filter(
 870                 podcastable=True,
 871                 episode__emission__slug=self.emission.slug).order_by('-creation_timestamp')[:20]
 872
 873 emission_podcasts_feed = EmissionPodcastsFeed()
 874
 875
 876 class Party(TemplateView):
 877     template_name = 'party.html'
 878
 879     def get_context_data(self, **kwargs):
 880         context = super(Party, self).get_context_data(**kwargs)
 881         t = random.choice(['newsitem']*2 + ['emission']*3 + ['soundfile']*1 + ['episode']*2)
 882         focus = Focus()
 883         if t == 'newsitem':
 884             focus.newsitem = NewsItem.objects.exclude(
 885                     image__isnull=True).exclude(image__exact='').order_by('?')[0]
 886         elif t == 'emission':
 887             focus.emission = Emission.objects.exclude(
 888                     image__isnull=True).exclude(image__exact='').order_by('?')[0]
 889         elif t == 'episode':
 890             focus.episode = Episode.objects.exclude(
 891                     image__isnull=True).exclude(image__exact='').order_by('?')[0]
 892         elif t == 'soundfile':
 893             focus.soundfile = SoundFile.objects.exclude(
 894                     episode__image__isnull=True).exclude(episode__image__exact='').order_by('?')[0]
 895
 896         context['focus'] = focus
 897
 898         return context
 899
 900 party = Party.as_view()
 901
 902
 903
 904 class Chat(DetailView, EmissionMixin):
 905     model = Emission
 906     template_name = 'chat.html'
 907
 908 chat = cache_control(max_age=15)(Chat.as_view())
 909
 910
 911
 912 class ArchivesView(TemplateView):
 913     template_name = 'archives.html'
 914
 915     def get_context_data(self, **kwargs):
 916         context = super(ArchivesView, self).get_context_data(**kwargs)
 917         context['diffusions'] = Diffusion.objects.filter(episode__soundfile__isnull=False).distinct().order_by('-datetime')
 918         return context
 919
 920 archives = ArchivesView.as_view()