scinote-web/app/assets/javascripts/sitewide/constants.js.erb

const GLOBAL_CONSTANTS = {
  NAME_TRUNCATION_LENGTH: <%= Constants::NAME_TRUNCATION_LENGTH %>,
  NAME_MAX_LENGTH: <%= Constants::NAME_MAX_LENGTH %>,
  FILENAME_TRUNCATION_LENGTH: <%= Constants::FILENAME_TRUNCATION_LENGTH %>,
  FILE_MAX_SIZE_MB: <%= Rails.configuration.x.file_max_size_mb %>,
  IS_SAFARI: /^((?!chrome|android).)*safari/i.test(navigator.userAgent)
};