@@ -19,6 +19,7 @@ h2. Credits * "Zach Inglis":http://zachinglis.com * "Nathan Arnold":http://shorepound.net * "Tim Pope":http://www.tpope.net +* "Rogie King":http://komodomedia.com - CSS for Stars * Some code from restful_authentication by "Rick Olson":http://activereload.com *Copyright (c) 2008 Zach Inglis, released under the MIT license* README.textile @@ -2,4 +2,8 @@ script/generate ratable User model: add: - has_many :ratings, :dependent => :nullify \ No newline at end of file + has_many :ratings, :dependent => :nullify + +CSS: + add: + CSS from http://www.komodomedia.com/samples/ratings.htm \ No newline at end of file generators/rateable/USAGE @@ -11,7 +11,13 @@ # updated_at :datetime # class Rating < ActiveRecord::Base - validates_presence_of :rateable_type, :rateable_id + validates_presence_of :rateable_type, :rateable_id + validates_numericality_of :value + validate :maximum_value_is_not_breached + + def maximum_value_is_not_breached + errors.add('value', 'is not in the range') unless self.rateable.rating_range.include?(self.value) + end belongs_to :rateable, :polymorphic => true -end \ No newline at end of file +end generators/rateable/templates/model.rb @@ -1,2 +1,3 @@ require 'is_rateable' -ActiveRecord::Base.send :include, IsRateable \ No newline at end of file +ActiveRecord::Base.send :include, IsRateable +ActionView::Base.send :include, IsRateable::ViewMethods init.rb @@ -18,8 +18,26 @@ module IsRateable Rating.average(:value) || 0 end + def rating_range + 0..self.maximum_rating_allowed + end + def add_rating(value) self.ratings.create!(:value => value) end end + + module ViewMethods + def render_rating(object, type=:simple, units="stars") + case type + when :simple + "#{object.rating}/#{object.maximum_rating_allowed} #{units}" + when :stars + content_tag(:ul) do + object.rating_range + content_tag :li, "1", :class => "one-star", :class => "Rate this 1 star out of 5" + end + end + end + end end lib/is_rateable.rb e277199a21c69d750ca8ef9503e2aa86edf65a57 Zach Inglis zach@lt3media.com http://github.com/zachinglis/is_rateable/commit/462d46785ee6bd128998bb1bc9bf588decc7a158 462d46785ee6bd128998bb1bc9bf588decc7a158 2008-07-17T11:02:00-07:00 2008-07-17T11:02:00-07:00 Started work on the view helpers c711875c6b0fc615c8e0e02460f41f9970598649 Zach Inglis zach@lt3media.com