CryptoJS 实现 Laravel 6.x decrypt 方法

CryptoJS-Laravel-6-decrypt.js

/**
 * CryptoJS 实现 Laravel 6.x decrypt 方法
 *
 * @param encryptStr 加密返回的内容
 * @param appKey .env中的APP_KEY
 */
var laravelDecrypt = function(encryptStr, appKey) {
    var parseBase64 = CryptoJS.enc.Base64.parse(encryptStr);
    var decoded = parseBase64.toString(CryptoJS.enc.Utf8);

    var parseJson = JSON.parse(decoded);
    var iv = CryptoJS.enc.Base64.parse(parseJson.iv);
    var key = CryptoJS.enc.Base64.parse(appKey.slice(7));
    var decrypted = CryptoJS.AES.decrypt(parseJson.value, key, {
        iv: iv,
    });
    var result = decrypted.toString(CryptoJS.enc.Utf8);
    return result;
};
// 测试：
var encryptStr = "eyJpdiI6IkRyTzlwWnJzQllha3dhXC9GNXdWVGt3PT0iLCJ2YWx1ZSI6Ik1xekhMOVVJS1dyeE5YS2hKSlphNXc9PSIsIm1hYyI6ImU0NDFiMzE1MWRmODQ5MjA5YzAxY2Q2ODQ1YTcxYzI5MzQxNzhkYmQwMjlhZWI0MTJkZWRlODMwZTJmZjY1ZDcifQ==";
var appKey = 'base64:ZgyAPu8+XIE8eelQHcbtgV8KVq+gagdOyWiIU0nn10Q=';
var decryptStr = laravelDecrypt(encryptStr, appKey);
console.log(decryptStr);
// 输出：爱老虎勇

CryptoJS 官方文档：https://cryptojs.gitbook.io/docs/