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Acts_as_rateable is a Ruby on Rails plugin which makes ActiveRecord models rateable through a polymorphic association and optionally logs which user rated which object. This plugin is used in production and Rails 3 compatible.
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ActsAsRateble ============= Acts_as_rateable is a plugin released under the MIT license. It makes activerecord models rateable through a polymorphic association and optionally logs which user rated which model. In this case, one user can rate an object once. Used on cotcot.hu for article rating, sponsored quizzes, etc. Example ======= Install the plugin into your vendor/plugins directory, insert 'acts_as_rateable' into your model, then restart your application. class Post < ActiveRecord::Base acts_as_rateable end Now your model is extended by the plugin, you can rate it ( 1-# )or calculate the average rating. @post.rate_it( 4, current_user.id ) @post.average_rating #=> 4.0 @post.average_rating_round #=> 4 @post.average_rating_percent #=> 80 @post.rated_by?( current_user ) #=> rating || false Post.find_average_of( 4 ) #=> array of posts See acts_as_rateable.rb for further details! Copyright (c) 2007 Ferenc Fekete, released under the MIT license