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admin/src/utils/ZBKJIutil.js

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+import store from '@/store'
+
+/**
+ * 根据需求过滤掉treeData中的child.length === 0的数据
+ * @param treeData
+ * @returns {Uint8Array | BigInt64Array | any[] | Float64Array | Int8Array | Float32Array | Int32Array | Uint32Array | Uint8ClampedArray | BigUint64Array | Int16Array | Uint16Array}
+ */
+export function clearTreeData(treeData) {
+  return treeData.map((item) => {
+    if (item.child.length === 0) {
+      delete item.child
+    } else {
+      clearTreeData(item.child)
+    }
+    return item
+  })
+}
+
+export function addTreeListLabel(treeData) { // 因树形控件在slot-scope模式下显示字段只能为label为此自定义添加label字段和child=children
+  return treeData.map((item) => {
+    if ((item.name === '设置' || item.name === '管理员列表' ||
+      item.name === '身份管理' || item.name === '管理权限' ||
+      item.name === '管理员列表' || item.name === '权限规则') && store.getters.name !== 'admin') {
+      item.disabled = true
+    }
+    item.label = item.name
+    return item
+  })
+}
+
+export function addTreeListLabelForCasCard(treeData, child) {
+   treeData.map((item) => {
+    if ((item.name === '设置' || item.name === '管理员列表' ||
+      item.name === '身份管理' || item.name === '管理权限' ||
+      item.name === '管理员列表' || item.name === '权限规则') && store.getters.name !== 'admin') {
+      item.disabled = true
+    }
+    item.label = item.name
+    return item
+  })
+}
+
+

admin/src/utils/auth.js

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+import Cookies from 'js-cookie'
+
+const TokenKey = 'Authori-zation'
+
+export function getToken() {
+  return Cookies.get(TokenKey)
+}
+
+export function setToken(token) {
+  return Cookies.set(TokenKey, token)
+}
+
+export function removeToken() {
+  return Cookies.remove(TokenKey)
+}

admin/src/utils/clipboard.js

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+import Vue from 'vue'
+import Clipboard from 'clipboard'
+
+function clipboardSuccess() {
+  Vue.prototype.$message({
+    message: 'Copy successfully',
+    type: 'success',
+    duration: 1500
+  })
+}
+
+function clipboardError() {
+  Vue.prototype.$message({
+    message: 'Copy failed',
+    type: 'error'
+  })
+}
+
+export default function handleClipboard(text, event) {
+  const clipboard = new Clipboard(event.target, {
+    text: () => text
+  })
+  clipboard.on('success', () => {
+    clipboardSuccess()
+    clipboard.destroy()
+  })
+  clipboard.on('error', () => {
+    clipboardError()
+    clipboard.destroy()
+  })
+  clipboard.onClick(event)
+}

admin/src/utils/constants.js

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+/*
+/ 全局静态变量定义
+切勿随意修改数组次序，很多地方已下标方式使用
+ */
+
+export const page = {
+  limit: [10, 15, 20, 50, 100],
+  page: 1,
+  layout: 'total, sizes, prev, pager, next, jumper'
+}
+
+/**
+ * 无限极分类type
+ * @type {{product: number, attachment: number, menu: number, article: number, operator: number}}
+ */
+export const categoryType = [ // 1 产品分类，2 附件分类，3 文章分类， 4 设置分类， 5 菜单分类， 6 配置分类， 7 秒杀配置
+  { name: '产品分类', value: 1, shortName: '产品' },
+  { name: '附件分类', value: 2, shortName: '附件' },
+  { name: '文章分类', value: 3, shortName: '文章' },
+  { name: '设置分类', value: 4, shortName: '设置' },
+  { name: '菜单分类', value: 5, shortName: '菜单' },
+  { name: '配置分类', value: 6, shortName: '配置' },
+  { name: '秒杀配置', value: 7, shortName: '秒杀' }
+]
+
+export const roleListStatus = [
+  { label: '全部', value: '' },
+  { label: '显示', value: 1 },
+  { label: '不显示', value: 0 }
+]
+
+export const showHiddenStatus = [
+  { label: '显示', value: '‘1’' },
+  { label: '不显示', value: '‘0’' }
+]
+
+export const switchStatus = [
+  { label: '开启', value: 1 },
+  { label: '关闭', value: 0 }
+]
+
+export const deletedOrNormal = [
+  { label: '正常', value: 0 },
+  { label: '已删除', value: 1 }
+]
+
+/**
+ * 暂时弃用
+ * @type {*[]}
+ */
+export const configCategory = [
+  { label: '系统', value: '0' },
+  { label: '应用', value: '1' },
+  { label: '支付', value: '2' },
+  { label: '其他', value: '3' }
+]
+
+/**
+ * 表单配置集合集中配置
+ * @type {{id: number, dis: string}[]}
+ */
+export const formConfigIds = [
+  { id: 84, dis: '微信公众号表单配置' },
+  { id: 86, dis: '秒杀配置' }
+]
+
+/**
+ * 时间选择器
+ */
+export const fromList = {
+  title: '选择时间',
+  custom: true,
+  fromTxt: [
+    { text: '今天', val: 'today' },
+    { text: '昨天', val: 'yesterday' },
+    { text: '最近7天', val: 'lately7' },
+    { text: '最近30天', val: 'lately30' },
+    { text: '本月', val: 'month' },
+    { text: '本年', val: 'year' }
+  ]
+}

admin/src/utils/error-log.js

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+import Vue from 'vue'
+import store from '@/store'
+import { isString, isArray } from '@/utils/validate'
+import settings from '@/settings'
+
+// you can set in settings.js
+// errorLog:'production' | ['production', 'development']
+const { errorLog: needErrorLog } = settings
+
+function checkNeed() {
+  const env = process.env.NODE_ENV
+  if (isString(needErrorLog)) {
+    return env === needErrorLog
+  }
+  if (isArray(needErrorLog)) {
+    return needErrorLog.includes(env)
+  }
+  return false
+}
+
+if (checkNeed()) {
+  Vue.config.errorHandler = function(err, vm, info) {
+  // Don't ask me why I use Vue.nextTick, it just a hack.
+  // detail see https://forum.vuejs.org/t/dispatch-in-vue-config-errorhandler-has-some-problem/23500
+    Vue.nextTick(() => {
+      store.dispatch('errorLog/addErrorLog', {
+        err,
+        vm,
+        info,
+        url: window.location.href
+      })
+    })
+  }
+}

admin/src/utils/get-page-title.js

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+import defaultSettings from '@/settings'
+
+const title = defaultSettings.title || 'Vue Element Admin'
+
+export default function getPageTitle(pageTitle) {
+  if (pageTitle) {
+    return `${pageTitle} - ${title}`
+  }
+  return `${title}`
+}

admin/src/utils/index.js

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+/**
+ * Created by PanJiaChen on 16/11/18.
+ */
+/**
+ * Parse the time to string
+ * @param {(Object|string|number)} date
+ * @param {string} fmt
+ * @returns {string | null}
+ */
+export function formatDates (date, fmt) {
+  if (/(y+)/.test(fmt)) {
+    fmt = fmt.replace(RegExp.$1, (date.getFullYear() + '').substr(4 - RegExp.$1.length));
+  }
+  let o = {
+    'M+': date.getMonth() + 1,
+    'd+': date.getDate(),
+    'h+': date.getHours(),
+    'm+': date.getMinutes(),
+    's+': date.getSeconds()
+  };
+  for (let k in o) {
+    if (new RegExp(`(${k})`).test(fmt)) {
+      let str = o[k] + '';
+      fmt = fmt.replace(RegExp.$1, (RegExp.$1.length === 1) ? str : padLeftZero(str));
+    }
+  }
+  return fmt;
+}
+function padLeftZero (str) {
+  return ('00' + str).substr(str.length);
+}
+
+/**
+ * Parse the time to string
+ * @param {(Object|string|number)} time
+ * @param {string} cFormat
+ * @returns {string | null}
+ */
+export function parseTime(time, cFormat) {
+  if (arguments.length === 0) {
+    return null
+  }
+  const format = cFormat || '{y}-{m}-{d} {h}:{i}:{s}'
+  let date
+  if (typeof time === 'object') {
+    date = time
+  } else {
+    if ((typeof time === 'string')) {
+      if ((/^[0-9]+$/.test(time))) {
+        // support "1548221490638"
+        time = parseInt(time)
+      } else {
+        // support safari
+        // https://stackoverflow.com/questions/4310953/invalid-date-in-safari
+        time = time.replace(new RegExp(/-/gm), '/')
+      }
+    }
+
+    if ((typeof time === 'number') && (time.toString().length === 10)) {
+      time = time * 1000
+    }
+    date = new Date(time)
+  }
+  const formatObj = {
+    y: date.getFullYear(),
+    m: date.getMonth() + 1,
+    d: date.getDate(),
+    h: date.getHours(),
+    i: date.getMinutes(),
+    s: date.getSeconds(),
+    a: date.getDay()
+  }
+  const time_str = format.replace(/{([ymdhisa])+}/g, (result, key) => {
+    const value = formatObj[key]
+    // Note: getDay() returns 0 on Sunday
+    if (key === 'a') { return ['日', '一', '二', '三', '四', '五', '六'][value ] }
+    return value.toString().padStart(2, '0')
+  })
+  return time_str
+}
+
+/**
+ * @param {number} time
+ * @param {string} option
+ * @returns {string}
+ */
+export function formatTime(time, option) {
+  if (('' + time).length === 10) {
+    time = parseInt(time) * 1000
+  } else {
+    time = +time
+  }
+  const d = new Date(time)
+  const now = Date.now()
+
+  const diff = (now - d) / 1000
+
+  if (diff < 30) {
+    return '刚刚'
+  } else if (diff < 3600) {
+    // less 1 hour
+    return Math.ceil(diff / 60) + '分钟前'
+  } else if (diff < 3600 * 24) {
+    return Math.ceil(diff / 3600) + '小时前'
+  } else if (diff < 3600 * 24 * 2) {
+    return '1天前'
+  }
+  if (option) {
+    return parseTime(time, option)
+  } else {
+    return (
+      d.getMonth() +
+      1 +
+      '月' +
+      d.getDate() +
+      '日' +
+      d.getHours() +
+      '时' +
+      d.getMinutes() +
+      '分'
+    )
+  }
+}
+
+/**
+ * @param {string} url
+ * @returns {Object}
+ */
+export function getQueryObject(url) {
+  url = url == null ? window.location.href : url
+  const search = url.substring(url.lastIndexOf('?') + 1)
+  const obj = {}
+  const reg = /([^?&=]+)=([^?&=]*)/g
+  search.replace(reg, (rs, $1, $2) => {
+    const name = decodeURIComponent($1)
+    let val = decodeURIComponent($2)
+    val = String(val)
+    obj[name] = val
+    return rs
+  })
+  return obj
+}
+
+/**
+ * @param {string} input value
+ * @returns {number} output value
+ */
+export function byteLength(str) {
+  // returns the byte length of an utf8 string
+  let s = str.length
+  for (var i = str.length - 1; i >= 0; i--) {
+    const code = str.charCodeAt(i)
+    if (code > 0x7f && code <= 0x7ff) s++
+    else if (code > 0x7ff && code <= 0xffff) s += 2
+    if (code >= 0xDC00 && code <= 0xDFFF) i--
+  }
+  return s
+}
+
+/**
+ * @param {Array} actual
+ * @returns {Array}
+ */
+export function cleanArray(actual) {
+  const newArray = []
+  for (let i = 0; i < actual.length; i++) {
+    if (actual[i]) {
+      newArray.push(actual[i])
+    }
+  }
+  return newArray
+}
+
+/**
+ * @param {Object} json
+ * @returns {Array}
+ */
+export function param(json) {
+  if (!json) return ''
+  return cleanArray(
+    Object.keys(json).map(key => {
+      if (json[key] === undefined) return ''
+      return encodeURIComponent(key) + '=' + encodeURIComponent(json[key])
+    })
+  ).join('&')
+}
+
+/**
+ * @param {string} url
+ * @returns {Object}
+ */
+export function param2Obj(url) {
+  const search = url.split('?')[1]
+  if (!search) {
+    return {}
+  }
+  return JSON.parse(
+    '{"' +
+      decodeURIComponent(search)
+        .replace(/"/g, '\\"')
+        .replace(/&/g, '","')
+        .replace(/=/g, '":"')
+        .replace(/\+/g, ' ') +
+      '"}'
+  )
+}
+
+/**
+ * @param {string} val
+ * @returns {string}
+ */
+export function html2Text(val) {
+  const div = document.createElement('div')
+  div.innerHTML = val
+  return div.textContent || div.innerText
+}
+
+/**
+ * Merges two objects, giving the last one precedence
+ * @param {Object} target
+ * @param {(Object|Array)} source
+ * @returns {Object}
+ */
+export function objectMerge(target, source) {
+  if (typeof target !== 'object') {
+    target = {}
+  }
+  if (Array.isArray(source)) {
+    return source.slice()
+  }
+  Object.keys(source).forEach(property => {
+    const sourceProperty = source[property]
+    if (typeof sourceProperty === 'object') {
+      target[property] = objectMerge(target[property], sourceProperty)
+    } else {
+      target[property] = sourceProperty
+    }
+  })
+  return target
+}
+
+/**
+ * @param {HTMLElement} element
+ * @param {string} className
+ */
+export function toggleClass(element, className) {
+  if (!element || !className) {
+    return
+  }
+  let classString = element.className
+  const nameIndex = classString.indexOf(className)
+  if (nameIndex === -1) {
+    classString += '' + className
+  } else {
+    classString =
+      classString.substr(0, nameIndex) +
+      classString.substr(nameIndex + className.length)
+  }
+  element.className = classString
+}
+
+/**
+ * @param {string} type
+ * @returns {Date}
+ */
+export function getTime(type) {
+  if (type === 'start') {
+    return new Date().getTime() - 3600 * 1000 * 24 * 90
+  } else {
+    return new Date(new Date().toDateString())
+  }
+}
+
+/**
+ * @param {Function} func
+ * @param {number} wait
+ * @param {boolean} immediate
+ * @return {*}
+ */
+export function debounce(func, wait, immediate) {
+  let timeout, args, context, timestamp, result
+
+  const later = function() {
+    // 据上一次触发时间间隔
+    const last = +new Date() - timestamp
+
+    // 上次被包装函数被调用时间间隔 last 小于设定时间间隔 wait
+    if (last < wait && last > 0) {
+      timeout = setTimeout(later, wait - last)
+    } else {
+      timeout = null
+      // 如果设定为immediate===true，因为开始边界已经调用过了此处无需调用
+      if (!immediate) {
+        result = func.apply(context, args)
+        if (!timeout) context = args = null
+      }
+    }
+  }
+
+  return function(...args) {
+    context = this
+    timestamp = +new Date()
+    const callNow = immediate && !timeout
+    // 如果延时不存在，重新设定延时
+    if (!timeout) timeout = setTimeout(later, wait)
+    if (callNow) {
+      result = func.apply(context, args)
+      context = args = null
+    }
+
+    return result
+  }
+}
+
+/**
+ * This is just a simple version of deep copy
+ * Has a lot of edge cases bug
+ * If you want to use a perfect deep copy, use lodash's _.cloneDeep
+ * @param {Object} source
+ * @returns {Object}
+ */
+export function deepClone(source) {
+  if (!source && typeof source !== 'object') {
+    throw new Error('error arguments', 'deepClone')
+  }
+  const targetObj = source.constructor === Array ? [] : {}
+  Object.keys(source).forEach(keys => {
+    if (source[keys] && typeof source[keys] === 'object') {
+      targetObj[keys] = deepClone(source[keys])
+    } else {
+      targetObj[keys] = source[keys]
+    }
+  })
+  return targetObj
+}
+
+/**
+ * @param {Array} arr
+ * @returns {Array}
+ */
+export function uniqueArr(arr) {
+  return Array.from(new Set(arr))
+}
+
+/**
+ * @returns {string}
+ */
+export function createUniqueString() {
+  const timestamp = +new Date() + ''
+  const randomNum = parseInt((1 + Math.random()) * 65536) + ''
+  return (+(randomNum + timestamp)).toString(32)
+}
+
+/**
+ * Check if an element has a class
+ * @param {HTMLElement} elm
+ * @param {string} cls
+ * @returns {boolean}
+ */
+export function hasClass(ele, cls) {
+  return !!ele.className.match(new RegExp('(\\s|^)' + cls + '(\\s|$)'))
+}
+
+/**
+ * Add class to element
+ * @param {HTMLElement} elm
+ * @param {string} cls
+ */
+export function addClass(ele, cls) {
+  if (!hasClass(ele, cls)) ele.className += ' ' + cls
+}
+
+/**
+ * Remove class from element
+ * @param {HTMLElement} elm
+ * @param {string} cls
+ */
+export function removeClass(ele, cls) {
+  if (hasClass(ele, cls)) {
+    const reg = new RegExp('(\\s|^)' + cls + '(\\s|$)')
+    ele.className = ele.className.replace(reg, ' ')
+  }
+}

admin/src/utils/open-window.js

@@ -0,0 +1,25 @@
+/**
+ *Created by PanJiaChen on 16/11/29.
+ * @param {Sting} url
+ * @param {Sting} title
+ * @param {Number} w
+ * @param {Number} h
+ */
+export default function openWindow(url, title, w, h) {
+  // Fixes dual-screen position                            Most browsers       Firefox
+  const dualScreenLeft = window.screenLeft !== undefined ? window.screenLeft : screen.left
+  const dualScreenTop = window.screenTop !== undefined ? window.screenTop : screen.top
+
+  const width = window.innerWidth ? window.innerWidth : document.documentElement.clientWidth ? document.documentElement.clientWidth : screen.width
+  const height = window.innerHeight ? window.innerHeight : document.documentElement.clientHeight ? document.documentElement.clientHeight : screen.height
+
+  const left = ((width / 2) - (w / 2)) + dualScreenLeft
+  const top = ((height / 2) - (h / 2)) + dualScreenTop
+  const newWindow = window.open(url, title, 'toolbar=no, location=no, directories=no, status=no, menubar=no, scrollbars=no, resizable=yes, copyhistory=no, width=' + w + ', height=' + h + ', top=' + top + ', left=' + left)
+
+  // Puts focus on the newWindow
+  if (window.focus) {
+    newWindow.focus()
+  }
+}
+

admin/src/utils/permission.js

@@ -0,0 +1,24 @@
+import store from '@/store'
+
+/**
+ * @param {Array} value
+ * @returns {Boolean}
+ * @example see @/views/permission/directive.vue
+ */
+export default function checkPermission(value) {
+  if (value && value instanceof Array && value.length > 0) {
+    const roles = store.getters && store.getters.roles
+    const permissionRoles = value
+
+    const hasPermission = roles.some(role => {
+      return permissionRoles.includes(role)
+    })
+
+    if (!hasPermission) {
+      return false
+    }
+    return true
+  } else {
+    return false
+  }
+}

admin/src/utils/request.js

@@ -0,0 +1,87 @@
+import axios from 'axios'
+import { MessageBox, Message } from 'element-ui'
+import store from '@/store'
+import { getToken } from '@/utils/auth'
+import SettingMer from '@/utils/settingMer'
+
+// create an axios instance
+const service = axios.create({
+  baseURL: SettingMer.apiBaseURL, // url = base url + request url
+  // withCredentials: true, // send cookies when cross-domain requests
+  timeout: 20000 // request timeout
+})
+
+// request interceptor
+service.interceptors.request.use(
+  config => {
+    // do something before request is sent
+
+    if (store.getters.token) {
+      // let each request carry token
+      // ['X-Token'] is a custom headers key
+      // please modify it according to the actual situationf
+      config.headers['Authori-zation'] = getToken()
+    }
+    if(/get/i.test(config.method)){
+      config.params = config.params || {}
+      config.params.temp= Date.parse(new Date()) / 1000
+    }
+    return config
+  },
+  error => {
+    // do something with request error
+    return Promise.reject(error)
+  }
+)
+
+// response interceptor
+service.interceptors.response.use(
+  /**
+   * If you want to get http information such as headers or status
+   * Please return  response => response
+  */
+
+  /**
+   * Determine the request status by custom code
+   * Here is just an example
+   * You can also judge the status by HTTP Status Code
+   */
+  response => {
+    const res = response.data
+    // if the custom code is not 20000, it is judged as an error.
+    if (res.code !== 200) {
+      Message({
+        message: res.message || 'Error',
+        type: 'error',
+        duration: 5 * 1000
+      })
+
+      // 50008: Illegal token; 50012: Other clients logged in; 50014: Token expired;
+      if (res.code === 401) {
+        // to re-login
+        MessageBox.confirm('You have been logged out, you can cancel to stay on this page, or log in again', 'Confirm logout', {
+          confirmButtonText: 'Re-Login',
+          cancelButtonText: 'Cancel',
+          type: 'warning'
+        }).then(() => {
+          store.dispatch('user/resetToken').then(() => {
+            location.reload()
+          })
+        })
+      }
+      return Promise.reject(new Error(res.message || 'Error'))
+    } else {
+      return res.data
+    }
+  },
+  error => {
+    Message({
+      message: error.message,
+      type: 'error',
+      duration: 5 * 1000
+    })
+    return Promise.reject(error)
+  }
+)
+
+export default service

admin/src/utils/scroll-to.js

@@ -0,0 +1,58 @@
+Math.easeInOutQuad = function(t, b, c, d) {
+  t /= d / 2
+  if (t < 1) {
+    return c / 2 * t * t + b
+  }
+  t--
+  return -c / 2 * (t * (t - 2) - 1) + b
+}
+
+// requestAnimationFrame for Smart Animating http://goo.gl/sx5sts
+var requestAnimFrame = (function() {
+  return window.requestAnimationFrame || window.webkitRequestAnimationFrame || window.mozRequestAnimationFrame || function(callback) { window.setTimeout(callback, 1000 / 60) }
+})()
+
+/**
+ * Because it's so fucking difficult to detect the scrolling element, just move them all
+ * @param {number} amount
+ */
+function move(amount) {
+  document.documentElement.scrollTop = amount
+  document.body.parentNode.scrollTop = amount
+  document.body.scrollTop = amount
+}
+
+function position() {
+  return document.documentElement.scrollTop || document.body.parentNode.scrollTop || document.body.scrollTop
+}
+
+/**
+ * @param {number} to
+ * @param {number} duration
+ * @param {Function} callback
+ */
+export function scrollTo(to, duration, callback) {
+  const start = position()
+  const change = to - start
+  const increment = 20
+  let currentTime = 0
+  duration = (typeof (duration) === 'undefined') ? 500 : duration
+  var animateScroll = function() {
+    // increment the time
+    currentTime += increment
+    // find the value with the quadratic in-out easing function
+    var val = Math.easeInOutQuad(currentTime, start, change, duration)
+    // move the document.body
+    move(val)
+    // do the animation unless its over
+    if (currentTime < duration) {
+      requestAnimFrame(animateScroll)
+    } else {
+      if (callback && typeof (callback) === 'function') {
+        // the animation is done so lets callback
+        callback()
+      }
+    }
+  }
+  animateScroll()
+}

admin/src/utils/settingMer.js

@@ -0,0 +1,13 @@
+// 请求接口地址 如果没有配置自动获取当前网址路径
+const VUE_APP_API_URL = process.env.VUE_APP_BASE_API || `${location.origin}`
+const VUE_APP_WS_URL = process.env.VUE_APP_WS_URL || (location.protocol === 'https' ? 'wss' : 'ws') + ':' + location.hostname
+const SettingMer = {
+  // 服务器地址
+  httpUrl: VUE_APP_API_URL,
+  // 接口请求地址
+  apiBaseURL: VUE_APP_API_URL + '/api/',
+  // socket连接
+  wsSocketUrl: VUE_APP_WS_URL
+}
+
+export default SettingMer

admin/src/utils/validate.js

@@ -0,0 +1,88 @@
+/**
+ * Created by PanJiaChen on 16/11/18.
+ */
+
+/**
+ * @param {string} path
+ * @returns {Boolean}
+ */
+export function isExternal(path) {
+  return /^(https?:|mailto:|tel:)/.test(path)
+}
+
+/**
+ * @param {string} str
+ * @returns {Boolean}
+ */
+export function validUsername(str) {
+  const valid_map = ['admin', 'editor']
+  return valid_map.indexOf(str.trim()) >= 0
+}
+
+/**
+ * @param {string} url
+ * @returns {Boolean}
+ */
+export function validURL(url) {
+  const reg = /^(https?|ftp):\/\/([a-zA-Z0-9.-]+(:[a-zA-Z0-9.&%$-]+)*@)*((25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9][0-9]?)(\.(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9]?[0-9])){3}|([a-zA-Z0-9-]+\.)*[a-zA-Z0-9-]+\.(com|edu|gov|int|mil|net|org|biz|arpa|info|name|pro|aero|coop|museum|[a-zA-Z]{2}))(:[0-9]+)*(\/($|[a-zA-Z0-9.,?'\\+&%$#=~_-]+))*$/
+  return reg.test(url)
+}
+
+/**
+ * @param {string} str
+ * @returns {Boolean}
+ */
+export function validLowerCase(str) {
+  const reg = /^[a-z]+$/
+  return reg.test(str)
+}
+
+/**
+ * @param {string} str
+ * @returns {Boolean}
+ */
+export function validUpperCase(str) {
+  const reg = /^[A-Z]+$/
+  return reg.test(str)
+}
+
+/**
+ * @param {string} str
+ * @returns {Boolean}
+ */
+export function validAlphabets(str) {
+  const reg = /^[A-Za-z]+$/
+  return reg.test(str)
+}
+
+/**
+ * @param {string} email
+ * @returns {Boolean}
+ */
+export function validEmail(email) {
+  // eslint-disable-next-line no-useless-escape
+  const reg = /^(([^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/
+  return reg.test(email)
+}
+
+/**
+ * @param {string} str
+ * @returns {Boolean}
+ */
+export function isString(str) {
+  if (typeof str === 'string' || str instanceof String) {
+    return true
+  }
+  return false
+}
+
+/**
+ * @param {Array} arg
+ * @returns {Boolean}
+ */
+export function isArray(arg) {
+  if (typeof Array.isArray === 'undefined') {
+    return Object.prototype.toString.call(arg) === '[object Array]'
+  }
+  return Array.isArray(arg)
+}