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ensl.org/vendor/plugins/acts-as-readable/lib/reading.rb

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245 B
Ruby

class Reading < ActiveRecord::Base
belongs_to :user
belongs_to :readable, :polymorphic => true
validates_presence_of :user_id, :readable_id, :readable_type
validates_uniqueness_of :user_id, :scope => [:readable_id, :readable_type]
end