lib/vendor/global_id_helper.rb
# A middle-layer wrapper between Sqed and TaxonWorks
module Vendor::GlobalIdHelper
# @return [Array of Strings]
# the ids of strings from mixed
def self.ids_by_class_name(global_ids, class_name)
global_ids.select{|i| i.model_class.base_class.name == class_name}.map(&:model_id)
end
end