def get_subscribed_podcasts(self):
""" Returns all subscribed podcasts for the device
The attribute "url" contains the URL that was used when subscribing to
the podcast """
from mygpo.db.couchdb.podcast_state import get_subscribed_podcast_states_by_device
states = get_subscribed_podcast_states_by_device(self)
return podcasts_for_states(states)
def get_subscription_changes(self, device, since, now, domain):
""" gets new, removed and current subscriptions """
# DB: get all podcast states for the device
podcast_states = podcast_states_for_device(device.id)
add, rem = subscription_changes(device.id, podcast_states, since, now)
subscriptions = filter(lambda s: s.is_subscribed_on(device), podcast_states)
# DB get podcast objects for the subscribed podcasts
subscriptions = podcasts_for_states(subscriptions)
podcasts = dict( (p.url, p) for p in subscriptions )
add = [podcast_data(podcasts.get(url), domain) for url in add ]
return add, rem, subscriptions