def film_similar_ratings(request, film=None):
user = request.user
film = film or get_object_or_404(Film, id=request.GET.get('film_id'))
ratings = ()
if user.is_authenticated():
key = cache.Key("film_similar_ratings", film, user)
ratings = cache.get(key)
if ratings is None:
N_SIMILAR = 100
N = 5
query = User.objs.similar(user)[:N_SIMILAR]
similar_users = cache_query(query, "similar_users", user)
if similar_users:
d = dict((u.id, u) for u in similar_users)
ratings = Rating.objects.select_related()
ratings = list(ratings.film(film).filter(user__in=d.keys()))
ratings = sorted(ratings, key=lambda r: d[r.user_id].score)[:N]
logger.debug("%d of %d similar friends rated this film",
len(ratings), N_SIMILAR)
if len(ratings) < N:
logger.debug("not enough results, executing full query")
ratings = Rating.objects.select_related()
ratings = ratings.film(film).similar_ratings(user)[0:N]
logger.debug("similar ratings fetched")
cache.set(key, ratings)
link = film.get_absolute_url()
link = str(link) + '?u=similar'
return {
'film': film,
'title': _("Similar users ratings"),
'link': link,
'ratings': ratings,
'friends': False
}
def film_actors(context, film, n=5):
actors = cache_query(film.get_actors(), 'film_actors', film)
return {
'film': film,
'perms': context.get('perms'),
'actors': actors,
}
def film_actors(context, film, n=5):
actors = cache_query(film.get_actors(), 'film_actors', film)
return {
'film':film,
'perms':context.get('perms'),
'actors':actors,
}
def film_featured_posts(context, film):
activities = UserActivity.objects.public().filter(film=film.id, activity_type=UserActivity.TYPE_POST, featured=True)[0:2]
activities = cache_query(activities, "film_featured_posts", film)
return {
'film':film,
'activities':activities,
}
def film_similar_ratings(request, film=None):
user = request.user
film = film or get_object_or_404(Film, id=request.GET.get('film_id'))
ratings = ()
if user.is_authenticated():
key = cache.Key("film_similar_ratings", film, user)
ratings = cache.get(key)
if ratings is None:
N_SIMILAR = 100
N = 5
query = User.objs.similar(user)[:N_SIMILAR]
similar_users = cache_query(query, "similar_users", user)
if similar_users:
d = dict((u.id, u) for u in similar_users)
ratings = Rating.objects.select_related()
ratings = list(ratings.film(film).filter(user__in=d.keys()))
ratings = sorted(ratings, key=lambda r:d[r.user_id].score)[:N]
logger.debug("%d of %d similar friends rated this film", len(ratings), N_SIMILAR)
if len(ratings)<N:
logger.debug("not enough results, executing full query")
ratings = Rating.objects.select_related()
ratings = ratings.film(film).similar_ratings(user)[0:N]
logger.debug("similar ratings fetched")
cache.set(key, ratings)
return {
'film':film,
'title':_("Similar users ratings"),
'ratings':ratings,
'friends': False
}
def film_featured_posts(context, film):
activities = UserActivity.objects.public().filter(
film=film.id, activity_type=UserActivity.TYPE_POST, featured=True)[0:2]
activities = cache_query(activities, "film_featured_posts", film)
return {
'film': film,
'activities': activities,
}
def film_related(context, film):
NUMBER_RELATED = getattr(settings, 'NUMBER_OF_FILMS_RELATED', 6)
related = cache_query(film.get_related_films()[:NUMBER_RELATED],
"film_related_films", film)
return {
'film': film,
'perms': context.get('perms'),
'related': related,
}
def film_related(context, film):
NUMBER_RELATED = getattr(settings, 'NUMBER_OF_FILMS_RELATED', 6)
related = cache_query(film.get_related_films()[:NUMBER_RELATED],
"film_related_films", film)
return {
'film':film,
'perms':context.get('perms'),
'related':related,
}
def film_friends_ratings(request, film=None):
user = request.user
film = film or get_object_or_404(Film, id=request.GET.get('film_id'))
if user.is_authenticated():
ratings = cache_query(film.get_friends_ratings(user), "film_friends_ratings", film, user)
else:
ratings = ()
return {
'film':film,
'title':_("Friends ratings"),
'ratings':ratings,
'friends': True
}
def film_friends_ratings(request, film=None):
user = request.user
film = film or get_object_or_404(Film, id=request.GET.get('film_id'))
if user.is_authenticated():
ratings = cache_query(film.get_friends_ratings(user), "film_friends_ratings", film, user)
else:
ratings = ()
link = film.get_absolute_url()
link = str(link) + '?u=friends'
return {
'film':film,
'title':_("Friends ratings"),
'link':link,
'ratings':ratings,
'friends': True,
'user_rated': film.is_rated_by_user( user )
}
def film_friends_ratings(request, film=None):
user = request.user
film = film or get_object_or_404(Film, id=request.GET.get('film_id'))
if user.is_authenticated():
ratings = cache_query(film.get_friends_ratings(user),
"film_friends_ratings", film, user)
else:
ratings = ()
link = film.get_absolute_url()
link = str(link) + '?u=friends'
return {
'film': film,
'title': _("Friends ratings"),
'link': link,
'ratings': ratings,
'friends': True,
'user_rated': film.is_rated_by_user(user)
}
