老叶
144 lines
3.0 KiB
JavaScript
144 lines
3.0 KiB
JavaScript
/**
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* date:2019-10-17
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* author: lien
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* desc: import StringEncrypt from '文件路径'; StringEncrypt.toEncrypt(this.data.dd,'xmfish')
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*/
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import md5 from '../lib/md5'
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import Config from '../config'
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/**
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* utf-8加密
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*/
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function encodeUtf8(text) {
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const code = encodeURIComponent(text);
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const bytes = [];
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for (var i = 0; i < code.length; i++) {
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const c = code.charAt(i);
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if (c === '%') {
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const hex = code.charAt(i + 1) + code.charAt(i + 2);
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const hexVal = parseInt(hex, 16);
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bytes.push(hexVal);
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i += 2;
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} else bytes.push(c.charCodeAt(0));
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}
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return bytes;
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}
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/**
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* utf-8解密
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*/
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function decodeUtf8(bytes) {
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var encoded = "";
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for (var i = 0; i < bytes.length; i++) {
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encoded += '%' + bytes[i].toString(16);
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}
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return decodeURIComponent(encoded);
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}
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/**
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* 生成从minNum到maxNum的随机数
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*/
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function randomNum(minNum, maxNum) {
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switch (arguments.length) {
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case 1:
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return parseInt(Math.random() * minNum + 1, 10);
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break;
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case 2:
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return parseInt(Math.random() * (maxNum - minNum + 1) + minNum, 10);
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break;
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default:
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return 0;
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break;
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}
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}
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/**
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* 随机加密串
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*/
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function randomString(len) {
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len = len || 32;
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let $chars = 'ABCDEFGHJKMNPQRSTWXYZabcdefhijkmnprstwxyz2345678'; /****默认去掉了容易混淆的字符oOLl,9gq,Vv,Uu,I1****/
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let maxPos = $chars.length;
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let pwd = '';
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let newLen = randomNum(10, len)
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for (let i = 0; i < newLen; i++) {
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pwd += $chars.charAt(Math.floor(Math.random() * maxPos));
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}
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return pwd;
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}
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/**
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* 获取数据
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*/
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let getData = (DATA) => {
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return DATA
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}
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/**
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* 删除空值
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*/
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let delEmptyValue = (DATA) => {
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let data = getData(DATA)
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let newData = {}
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for (let i in data) {
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if (data[i] !== '' && Object.prototype.toString.call(data[i]) != "[object Array]" && Object.prototype.toString.call(data[i]) != "[object Object]") {
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newData[i] = data[i]
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}
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}
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return newData
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}
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/**
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* 按ascii码从小到大排序
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*/
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let sortByAscii = (DATA) => {
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let obj = {
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...delEmptyValue(DATA)
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}
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let arr = new Array();
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let num = 0;
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for (let i in obj) {
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arr[num] = i;
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num++;
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}
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let sortArr = arr.sort();
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//let sortObj = {}; //完成排序值
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let str = ''; //自定义排序字符串
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for (let i in sortArr) {
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str += sortArr[i] + '=' + obj[sortArr[i]] + '&';
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//sortObj[sortArr[i]] = obj[sortArr[i]];
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}
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//去除两侧字符串
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let char = '&'
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str = str.replace(new RegExp('^\\' + char + '+|\\' + char + '+$', 'g'), '');
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return str
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//return sortObj
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}
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/**
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* 拼接字符串
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*/
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let combineUrl = (DATA) => {
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let data = sortByAscii(DATA)
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let str = data + '&key=' + Config.key
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// console.log("发送的字符串："+str)
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return str
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}
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/**
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* 加密字符串
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*/
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let toEncrypt = (DATA) => {
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// let secretKey = randomString()
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let data = combineUrl(DATA)
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//console.log(data)//加密原始数据
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return md5.hex_md5(data);
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}
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module.exports = {
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toEncrypt,
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randomString
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} |