def update_subscriptions(self, user, device, add, remove):
conflicts = intersect(add, remove)
if conflicts:
msg = "can not add and remove '{}' at the same time".format(str(conflicts))
logger.warning(msg)
raise RequestException(msg)
add_s = list(map(normalize_feed_url, add))
rem_s = list(map(normalize_feed_url, remove))
assert len(add) == len(add_s) and len(remove) == len(rem_s)
pairs = zip(add + remove, add_s + rem_s)
updated_urls = list(filter(lambda pair: pair[0] != pair[1], pairs))
add_s = filter(None, add_s)
rem_s = filter(None, rem_s)
# If two different URLs (in add and remove) have
# been sanitized to the same, we ignore the removal
rem_s = filter(lambda x: x not in add_s, rem_s)
for add_url in add_s:
podcast = Podcast.objects.get_or_create_for_url(add_url).object
subscribe(podcast.pk, user.pk, device.uid, add_url)
remove_podcasts = Podcast.objects.filter(urls__url__in=rem_s)
for podcast in remove_podcasts:
unsubscribe(podcast.pk, user.pk, device.uid)
return updated_urls
def get_urls(self, body):
""" Parse and normalize the URLs from the request """
podcast_url = body.get('podcast', '')
episode_url = body.get('episode', '')
if not podcast_url:
raise RequestException('Podcast URL missing')
if not episode_url:
raise RequestException('Episode URL missing')
update_urls = []
# podcast sanitizing
s_podcast_url = normalize_feed_url(podcast_url)
if s_podcast_url != podcast_url:
update_urls.append((podcast_url, s_podcast_url or ''))
# episode sanitizing
s_episode_url = normalize_feed_url(episode_url, 'episode')
if s_episode_url != episode_url:
update_urls.append((episode_url, s_episode_url or ''))
return s_podcast_url, s_episode_url, update_urls
def get_urls(self, body):
""" Parse and normalize the URLs from the request """
podcast_url = body.get("podcast", "")
episode_url = body.get("episode", "")
if not podcast_url:
raise RequestException("Podcast URL missing")
if not episode_url:
raise RequestException("Episode URL missing")
update_urls = []
# podcast sanitizing
s_podcast_url = normalize_feed_url(podcast_url)
if s_podcast_url != podcast_url:
update_urls.append((podcast_url, s_podcast_url or ""))
# episode sanitizing
s_episode_url = normalize_feed_url(episode_url, "episode")
if s_episode_url != episode_url:
update_urls.append((episode_url, s_episode_url or ""))
return s_podcast_url, s_episode_url, update_urls
def post(self, request, username):
""" Add / remove Chapters to/from an episode """
user = request.user
now_ = get_timestamp(datetime.utcnow())
body = self.parsed_body(request)
podcast_url, episode_url, update_urls = self.get_urls(body)
body['podcast'] = podcast_url
body['episode'] = episode_url
if not podcast_url or not episode_url:
raise RequestException('Invalid Podcast or Episode URL')
self.update_chapters(body, user)
return JsonResponse({'update_url': update_urls, 'timestamp': now_})
def get_scope(self, request, scope):
""" Get the scope object """
if scope == 'account':
return None
if scope == 'device':
uid = request.GET.get('device', '')
return request.user.client_set.get(uid=uid)
episode_url = request.GET.get('episode', '')
podcast_url = request.GET.get('podcast', '')
if scope == 'podcast':
return get_object_or_404(Podcast, urls__url=podcast_url)
if scope == 'episode':
podcast = get_object_or_404(Podcast, urls__url=podcast_url)
return get_object_or_404(Episode,
podcast=podcast,
urls__url=episode_url)
raise RequestException('undefined scope %s' % scope)
def get_scope(self, request, scope):
"""Get the scope object"""
if scope == "account":
return None
if scope == "device":
uid = request.GET.get("device", "")
return request.user.client_set.get(uid=uid)
episode_url = request.GET.get("episode", "")
podcast_url = request.GET.get("podcast", "")
if scope == "podcast":
return get_object_or_404(Podcast, urls__url=podcast_url)
if scope == "episode":
podcast = get_object_or_404(Podcast, urls__url=podcast_url)
return get_object_or_404(Episode,
podcast=podcast,
urls__url=episode_url)
raise RequestException("undefined scope %s" % scope)