canvas-lms/lib/rubric_context.rb

33 lines
969 B
Ruby

module RubricContext
def self.included(klass)
if klass < ActiveRecord::Base
klass.has_many :rubrics, :as => :context
klass.has_many :rubric_associations, :as => :context, :include => :rubric, :dependent => :destroy
klass.send :include, InstanceMethods
end
end
module InstanceMethods
# return the rubric but only if it's available in either the context or one
# of the context's associated accounts.
def available_rubric(rubric_id, opts={})
outcome = rubrics.find_by_id(rubric_id)
return outcome if outcome
unless opts[:recurse] == false
(associated_accounts.uniq - [self]).each do |context|
rubric = context.available_rubric(rubric_id, :recurse => false)
return rubric if rubric
end
end
return nil
end
def available_rubrics
[self, *associated_accounts].uniq.map do |context|
[context.rubrics]
end.flatten.uniq
end
end
end