def subscribe_by_url(self, url):
"""Subscribe the user to the podcast at the given feed url."""
podcast = Podcast.get_by_url(url)
if podcast == None:
id = crawler.fetch(url, subscribe=self).id
SubscribeResult(id=id)
return SubscribeResult(success=self.subscribe(podcast))
def get_or_fetch(cls, url, **kwargs):
"""Get a podcast by its feed url. If it's not in the db, fetch it."""
p = cls.get_by_url(url)
if not p:
logging.debug("Not in the database, need to fetch.")
code = error_store.get_error(url)
if code:
logging.debug("Refusing to fetch, because we've encountered an error recently: %s" % code)
return None
# Doing this import inside a function to avoid circular import.
from webapp.podcasts import crawler
results = list(crawler.fetch(url).results[0].collect())
logging.debug("Fetched, got %s." % results)
p = cls.get_by_url(url, **kwargs)
return p
def get_or_fetch(cls, url, **kwargs):
"""Get a podcast by its feed url. If it's not in the db, fetch it."""
p = cls.get_by_url(url)
if not p:
logging.debug("Not in the database, need to fetch.")
code = error_store.get_error(url)
if code:
logging.debug(
"Refusing to fetch, because we've encountered an error recently: %s"
% code)
return None
# Doing this import inside a function to avoid circular import.
from webapp.podcasts import crawler
results = list(crawler.fetch(url).results[0].collect())
logging.debug("Fetched, got %s." % results)
p = cls.get_by_url(url, **kwargs)
return p
def subscribe_multi_by_url(self, urls):
"""Subscribe the user to all the podcasts at the given feed urls. urls should be an iterable of strings."""
podcasts = Podcast.get_multi_by_url(urls)
already_fetched = []
to_fetch = []
for url in urls:
if url in podcasts:
already_fetched.append(podcasts[url])
else:
to_fetch.append(url)
if already_fetched:
self.subscribe_multi(already_fetched)
res = None
success = None
if to_fetch:
id = crawler.fetch(to_fetch, subscribe=self).id
return SubscribeResult(id=id)
else:
return SubscribeResult(success=True)