class ActionController::ParamsWrapper::Options

def self.from_hash(hash)
  name    = hash[:name]
  format  = Array(hash[:format])
  include = hash[:include] && Array(hash[:include]).collect(&:to_s)
  exclude = hash[:exclude] && Array(hash[:exclude]).collect(&:to_s)
  new name, format, include, exclude, nil, nil
end