def recommended_users(request):
userUri = URIRef(request.user.get_profile().uri)
friends = graph.query("""SELECT ?u WHERE {
?u smdb:isFriendsWith ?me .
}""", initBindings={'me': userUri})
res = graph.query("""SELECT ?u ?f WHERE {
?u rdf:type smdb:SMDBUser .
?u smdb:hasSeen ?m .
?me smdb:hasSeen ?m .
OPTIONAL{ ?me smdb:isFriendsWith ?f . ?u smdb:isFriendsWith ?f } .
FILTER( ?u != ?me) .
}""", initBindings={'me': userUri})
res = [ (SMDBUser(u), f) for (u, f) in res if u and u not in friends]
sorted_res = sort_by_count(res, [0], 1)
sorted_res = sorted_res[:4]
sorted_res = [ el[0] + (el[1],) for el in sorted_res ] # Flatten the results so that it's (uri, title, friend, score)
#for r in sorted_res: print r
return sorted_res
def seen_by_friends(request):
userUri = URIRef( request.user.get_profile().uri )
seen_by_me = graph.query("""SELECT ?m WHERE {
?me smdb:hasSeen ?m .
}""", initBindings={'me': userUri})
res = graph.query("""SELECT ?m ?t ?f WHERE {
?m rdf:type smdb:Movie .
?m smdb:title ?t .
?f smdb:hasSeen ?m .
?f smdb:isFriendsWith ?me .
}""", initBindings={'me': userUri})
#pprint(res)
res = [ (m, t, f) for (m, t, f) in res if m not in seen_by_me]
sorted_res = sort_by_count(res, [0,1], 2)
sorted_res = sorted_res[:5]
sorted_res = [ el[0] + (el[1],) for el in sorted_res ] # Flatten the results so that it's (uri, title, friend, score)
#pprint(sorted_res)
return sorted_res
def popular_movies():
res = graph.query("""SELECT ?m ?t ?u WHERE {
?m rdf:type smdb:Movie .
?m smdb:title ?t .
OPTIONAL{ ?u smdb:hasSeen ?m . }
}""", initBindings={})
#pprint(res)
sorted_res = sort_by_count(res, [0,1], 2)
sorted_res = sorted_res[:5]
sorted_res = [ el[0] + (el[1],) for el in sorted_res ] # Flatten the results so that it's (uri, title, score)
#pprint(sorted_res)
return sorted_res
def movies_of_the_year():
# This is popular_movies filtered by the current year
year = datetime.datetime.now().year
res = graph.query("""SELECT ?m ?t ?u WHERE {
?m rdf:type smdb:Movie .
?m smdb:title ?t .
?m smdb:releaseDate "%s" .
OPTIONAL{ ?u smdb:hasSeen ?m . }
}""" % Literal(year), initBindings={})
#pprint(res)
sorted_res = sort_by_count(res, [0,1], 2)
sorted_res = sorted_res[:5]
sorted_res = [ el[0] + (el[1],) for el in sorted_res ] # Flatten the results so that it's (uri, title, score)
#pprint(sorted_res)
return sorted_res