# File lib/active_scaffold/bridges/paperclip/paperclip_bridge_helpers.rb, line 8 def self.generate_delete_helper(klass, field) klass.class_eval " attr_reader :delete_#{field} def delete_#{field}=(value) value = (value == "true") if String === value return unless value # passing nil to the file column causes the file to be deleted. Don't delete if we just uploaded a file! self.#{field} = nil unless self.#{field}.dirty? end ", __FILE__, __LINE__ + 1 unless klass.instance_methods.include?("delete_#{field}=") end