bramw_baserow/web-frontend/modules/core/utils/string.js

export const uuid = function () {
  let dt = new Date().getTime()
  const uuid = 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, (c) => {
    const r = (dt + Math.random() * 16) % 16 | 0
    dt = Math.floor(dt / 16)
    return (c === 'x' ? r : (r & 0x3) | 0x8).toString(16)
  })
  return uuid
}

export const lowerCaseFirst = function (string) {
  return string.charAt(0).toUpperCase() + string.slice(1)
}

/**
 * Source:
 * https://medium.com/@mhagemann/the-ultimate-way-to-slugify-a-url-string-in-javascript-b8e4a0d849e1
 */
export const slugify = (string) => {
  const a =
    'àáâäæãåāăąçćčđďèéêëēėęěğǵḧîïíīįìłḿñńǹňôöòóœøōõőṕŕřßśšşșťțûüùúūǘůűųẃẍÿýžźż·/_,:;'
  const b =
    'aaaaaaaaaacccddeeeeeeeegghiiiiiilmnnnnoooooooooprrsssssttuuuuuuuuuwxyyzzz------'
  const p = new RegExp(a.split('').join('|'), 'g')

  return string
    .toString()
    .toLowerCase()
    .replace(/\s+/g, '-') // Replace spaces with -
    .replace(p, (c) => b.charAt(a.indexOf(c))) // Replace special characters
    .replace(/&/g, '-and-') // Replace & with 'and'
    .replace(/[^\w-]+/g, '') // Remove all non-word characters
    .replace(/--+/g, '-') // Replace multiple - with single -
    .replace(/^-+/, '') // Trim - from start of text
    .replace(/-+$/, '') // Trim - from end of text
}

export const isValidURL = (str) => {
  const pattern = new RegExp(
    '^((https?|ftps?):\\/\\/)?' + // protocol
    '((([a-z\\d]([a-z\\d-]*[a-z\\d])*)\\.)+[a-z]{2,}|' + // domain name
    '((\\d{1,3}\\.){3}\\d{1,3}))' + // OR ip (v4) address
    '(\\:\\d+)?(\\/[-a-z\\d\\*%_.~+]*)*' + // port and path
    '(\\?[;&a-z\\d%_.~+=-]*)?' + // query string
      '(\\#[-a-z\\d_]*)?$',
    'i'
  ) // fragment locator
  return !!pattern.test(str)
}

export const isValidEmail = (str) => {
  const pattern = new RegExp('[A-Z0-9._%+-]+@[A-Z0-9.-]+\\.[A-Z]{2,}', 'i') // check email format
  return !!pattern.test(str)
}

export const isSecureURL = (str) => {
  return str.toLowerCase().substr(0, 5) === 'https'
}