def get(self):
query = Rating.query(ancestor=ndb.Key('Rating', ANNOTATION_NAME))
counts = defaultdict(int)
for rating in query.fetch():
counts[rating.user] += 1
values = {"counts": sorted(counts.iteritems(), key=lambda x: x[1], reverse=True)}
self.template_response('leaderboard.html', values)
def post(self):
user = users.get_current_user()
movie = self.request.get('movietitle')
rating = self.request.get('rating')
ratingBefore = 0
myresponse = {}
query = Rating.query(Rating.movietitle == movie, Rating.username == user)
currentRating = None
for q in query:
currentRating = q
if currentRating == None:
currentRating = Rating(username = user, movietitle = movie, movierating = int(rating))
else:
ratingBefore = currentRating.movierating
currentRating.movierating = int(rating)
query = UserRecord.query(UserRecord.username == user)
userRecord = None
for q in query:
userRecord = q
if userRecord == None:
userRecord = UserRecord(username = user, totalratings = int(rating), numofratings = 1, averagerating = float(rating))
else:
userRecord.totalratings = userRecord.totalratings - ratingBefore + int(rating)
if ratingBefore == 0:
userRecord.numofratings += 1
userRecord.averagerating = float(userRecord.totalratings) / float(userRecord.numofratings)
logging.debug("Rating: " + rating)
logging.debug("Username: "******"Movie: " + movie)
currentRating.put()
logging.debug("Total Ratings: " + str(userRecord.totalratings))
logging.debug("Number of Ratings: " + str(userRecord.numofratings))
logging.debug("Average Rating: " + str(userRecord.averagerating))
userRecord.put()
self.response.out.write(json.dumps(myresponse))
def __call__(self, user=None):
(query, count) = query_content(self.ancestor)
choices = range(count)
while count > 0 and len(choices):
choice = random.choice(choices)
content = query.fetch(offset=choice, limit=1)[0]
filters = Rating.content == content.key
if user:
filters = ndb.AND(Rating.user == user, filters)
if self.unrated and \
Rating.query(filters, \
ancestor=ndb.Key('Rating', self.ancestor)).count():
choices.remove(choice)
else:
return content
else:
return None
def __call__(self, user=None):
query = Content.query(ancestor=ndb.Key('Content', self.ancestor))
count = query.count()
invalid_choices = memcache.get("invalid_content:" + user.email()) or []
choices = filter(lambda choice: choice not in invalid_choices, range(count))
while count > 0 and len(choices):
choice = random.choice(choices)
content = query.fetch(offset=choice, limit=1)[0]
if self.unrated or self.sample_subcontent:
subquery = SubContent.query(ancestor=content.key)
subcontent_keys = subquery.fetch(keys_only=True)
if self.unrated:
if len(subcontent_keys) == 0:
filters = Rating.content == content.key
else:
filters = Rating.content.IN(subcontent_keys)
if user:
filters = ndb.AND(Rating.user == user, filters)
ratings = Rating.query(filters, \
ancestor=ndb.Key('Rating', self.ancestor)).count()
invalid = self.sample_subcontent and ratings > 0
invalid |= len(subcontent_keys) == 0 and ratings == 1
invalid |= len(subcontent_keys) > 0 and ratings == len(subcontent_keys)
if invalid:
choices.remove(choice)
invalid_choices.append(choice)
memcache.set("invalid_content:" + user.email(), invalid_choices)
continue
if len(subcontent_keys) and self.sample_subcontent:
content = random.choice(subcontent_keys).get()
return content
else:
return None
def get(self):
user = users.get_current_user()
title = self.request.get('movietitle')
movieQuery = Movie.query(Movie.movietitle == title)
ratingQuery = Rating.query(Rating.movietitle == title, Rating.username == user)
currentRating = 0
for q in ratingQuery:
currentRating = q.movierating
if user:
template_values = {'movies' : movieQuery, 'rating' : currentRating}
header_values = {'logout' : users.create_logout_url('/')}
template = JINJA_ENVIRONMENT.get_template('header.html')
self.response.write(template.render(header_values))
template = JINJA_ENVIRONMENT.get_template('movie.html')
self.response.write(template.render(template_values))
template = JINJA_ENVIRONMENT.get_template('footer.html')
self.response.write(template.render())
else:
self.redirect(users.create_login_url(self.request.uri))
def get_contents(self, get_subcontents=True, get_ratings=False, get_ratings_count=True):
contents = Content.query(ancestor=ndb.Key('Content', ANNOTATION_NAME)) \
.order(Content.date).fetch()
subcontents = defaultdict(list)
if get_subcontents:
query = SubContent.query(ancestor=ndb.Key('Content', ANNOTATION_NAME))
for subcontent in query.fetch():
subcontents[subcontent.key.parent().urlsafe()] += subcontent,
ratings = defaultdict(list)
ratings_counts = defaultdict(int)
if get_ratings or get_ratings_count:
query = Rating.query(ancestor=ndb.Key('Rating', ANNOTATION_NAME))
if get_ratings:
for rating in query.fetch():
ratings[rating.content.urlsafe()].append(rating)
if get_ratings_count:
for rating in query.fetch(projection=['content']):
ratings_counts[rating.content.urlsafe()] += 1
return contents, subcontents, ratings, ratings_counts
