module ActiveRecord::Acts::Rateable::InstanceMethods

average_rating() click to toggle source

Returns the average rating. Calculation based on the already given scores.

# File lib/acts_as_rateable.rb, line 45
def average_rating
  rating && rating.average_rating || 0.0
end

average_rating_percent() click to toggle source

Returns the average rating in percent.

# File lib/acts_as_rateable.rb, line 55
def average_rating_percent
  f = 100 / max_rating.to_f
  average_rating * f
end

average_rating_round() click to toggle source

Rounds the average rating value.

# File lib/acts_as_rateable.rb, line 50
def average_rating_round
  average_rating.round
end

rate_it(score, user) click to toggle source

Rates the object by a given score. A user object should be passed to the method.

# File lib/acts_as_rateable.rb, line 39
def rate_it(score, user)
  create_rating unless rating
  rating.rate(score, user)
end

rated_by?(user) click to toggle source

Checks whether a user rated the object or not.

# File lib/acts_as_rateable.rb, line 66
def rated_by?(user)
  rating && rating.user_ratings.exists?(:user_id => user)
end

rating_by(user) click to toggle source

Returns the rating a specific user has given the object.

# File lib/acts_as_rateable.rb, line 71
def rating_by(user)
  user_rating = rating && rating.user_ratings.find_by_user_id(user.id)
  user_rating ? user_rating.score : nil
end

ratings_count() click to toggle source

Returns the number of ratings.

# File lib/acts_as_rateable.rb, line 61
def ratings_count
  rating && rating.ratings_count || 0
end

Public Instance Methods