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module AuditAssociations
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module AssociationsChanges
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def changes_to_save
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super.merge(associated_changes)
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end
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def audited_attributes
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super.merge(associated_attributes)
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end
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private
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def find_association_class(name)
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self.class.reflect_on_association(name).class_name.constantize
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end
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def associated_changes
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audited_options[:associations].each_with_object({}) do |association, changes|
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association_ids = "#{association.to_s.singularize}_ids"
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if public_send("#{association_ids}_changed?")
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change = public_send("#{association_ids}_change")
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changes[association] = change.map do |ids|
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associated_names(association, ids)
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end
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end
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end
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end
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def associated_attributes
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audited_options[:associations].each_with_object({}) do |association, attributes|
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ids = public_send("#{association.to_s.singularize}_ids")
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attributes[association.to_s] = associated_names(association, ids)
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end
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end
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def associated_names(association, ids)
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find_association_class(association).where(id: ids).map(&:to_label).sort.join(', ')
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end
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end
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module AssociationsDefinitions
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def audited(options = {})
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options[:associations] = Array(options[:associations])
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if options[:associations].present?
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configure_dirty_associations(options[:associations])
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end
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super
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end
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def audit_associations(*associations)
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new_associations = Array(associations)
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if self.respond_to?(:audited_options)
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configure_dirty_associations(new_associations)
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self.audited_options[:associations] = self.audited_options[:associations] | new_associations
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else
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logger.warn "ignoring associations #{new_associations.join(', ')} audit definition for #{self}, the resource is not audited"
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end
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end
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def configure_dirty_associations(associations)
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include DirtyAssociations unless included_modules.include?(DirtyAssociations)
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dirty_has_many_associations(*associations)
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end
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end
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end
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