Worker to take a group of records and reprocess all attachments

paperclip_reprocess_worker.rb

class PaperclipReprocessWorker
  include Sidekiq::Worker

  sidekiq_options retry: true

  def perform(klass, group)
    group.each do |id|
      klass.constantize.attachment_definitions.keys.each do |attachment|
        begin
          klass.constantize.find(id).send(attachment).reprocess!
          print "."
        rescue Errno::ENOENT
          puts "File not found for #{klass} with id #{id}."
          puts "#{$!}\n\n"
        rescue Paperclip::Error
          puts "Paperclip Error for #{klass} with id #{id}."
          puts "#{$!}\n\n"
        end
      end
    end
  end
end