有道翻译接口JS逆向解密+代码

网址

https://fanyi.youdao.com/index.html#/

接口

https://dict.youdao.com/webtranslate

Python代码

# -*- coding: utf-8 -*-
# @Author: Null119 微信公众号/网站：治廷君
# @Desc: { 有道翻译 }
# @Date: { 2022-12-16 }

import requests
import time
import hashlib
import json,jsonpath
import execjs

ctx = execjs.compile(open('./youdao.js',encoding='utf-8').read())

def getdata(words):
    s = requests.session()
    s.get('http://fanyi.youdao.com/')
    headers={
        'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 Safari/537.36',
        'Referer': 'http://fanyi.youdao.com/'
    }
    api = 'http://dict.youdao.com/webtranslate?smartresult=dict&smartresult=rule'
    ts = str(int(time.time()*1000))
    enstr=f'client=fanyideskweb&mysticTime={ts}&product=webfanyi&key=fsdsogkndfokasodnaso'
    sign = hashlib.md5(enstr.encode(encoding='utf-8')).hexdigest()
    print('sign：',sign)
    postdata = {
        'i': words,
        'from': 'AUTO',
        'to': 'AUTO',
        'dictResult':'true',
        'keyid':'webfanyi',
        'sign': sign,
        'client': 'fanyideskweb',
        'product':'webfanyi',
        'appVersion':'1.0.0',
        'vendor':'web',
        'pointParam':'client,mysticTime,product',
        'mysticTime': ts,
        'keyfrom': 'fanyi.web',
    }
    html =s.post(url=api,data=postdata,headers=headers)
    enhtml=html.text
    print('Response：',enhtml)
    endata = str(ctx.eval('decrypt("' + enhtml + '")'))
    print('Decrypt：',endata)
    tgt = jsonpath.jsonpath(json.loads(endata),'$..tgt')
    result=''
    for i in tgt:
        result = result + i + ' , '
    return '%s : %s' % (words , result[0:-3])

if __name__ == '__main__':
    print(getdata('happy'))

JS代码

const crypto = require('crypto');
const m1 = crypto.createHash('md5');
const m2 = crypto.createHash('md5');
function decrypt(endata) {
    var keystr='ydsecret://query/key/B*RGygVywfNBwpmBaZg*WT7SIOUP2T0C9WHMZN39j^DAdaZhAnxvGcCY6VYFwnHl'
    var ivstr='ydsecret://query/iv/C@lZe2YzHtZ2CYgaXKSVfsb7Y4QWHjITPPZ0nQp87fBeJ!Iv6v^6fvi2WN@bYpJ4'
    var a = Buffer.alloc(16, m1.update(keystr).digest())
        , r = Buffer.alloc(16, m2.update(ivstr).digest())
        , i = crypto.createDecipheriv("aes-128-cbc", a, r);
    let s = i.update(endata, "base64", "utf-8");
    return s += i.final("utf-8"),
        s
}
// var endata='Z21kD9ZK1ke6ugku2ccWu4n6eLnvoDT0YgGi0y3g-v0B9sYqg8L9D6UERNozYOHqObgLiV_67fNVIRkhTDVUD_vf5S50MCebp-dLm-ZZAJ_3xBSUsFRvsVPGoG0Zoy1uZNfGf_YW31q4FFvkLy5WD34LrIQuzTEIT5A4aCT049DbOEwt6_ZFYVwmQodRBr1uMC1Wm1ix5aekg0LMMUZXebdkhCh8bJnZ20cN5zUAxiJOcZHF-OM5m_eCBeHw7rq2zyPFD4EkcoEfjh4NKEe8i4g9nsxD_kfkVWy80wHaVez3Qn75M2RGIlPWBi9mlWK_-5hG0cteTNpKxFm0ktyu5b72nSf7cXUBLhIMHnm7Nw1YBEmhycy9uunb7VnVi-8JOn5sBBYCq1i7NpPJDZ1JMRTv1GbY-Nyi3gBkaTrEnnzoJTl6H8RqO41sNVFcbiv8viDkhrApJ5zrSWlSXNjLe9USd_HWlxGqrN2DhuTrHsA='
// console.log(decrypt((endata)))