nodejs 简单从淘宝的有好货根据关键词获取列表以及详情

根据关键词随机获取输入的关键词的详情描述。

代码随便写了下, 额……

var http = require('https');
var qs = require('querystring');
const fs = require(`fs`)
var cookie = `cna=KwieF4tF/AYCASeQA0JVdSCD; _samesite_flag_=true; cookie2=16fed90fb7c59ff257af85bdb9399d50; t=d5277c5dfcc19ff95004c7e5af68c56c; _tb_token_=373f9ee1e7a75; tfstk=cYKPBm9LWMAjGESIWgsUV9wnev_RaLJHUoW1rFI5JfWrlW_f_s4z9tYWNtWC6mbl.; ockeqeudmj=jIclgkA%3D; _w_tb_nick=tb20359552; munb=1111601929; WAPFDFDTGFG=%2B4cMKKP%2B8PI%2BKK8cNPxrZg3vpXoO; _w_app_lg=0; sgcookie=Eq8j7AwP2hK%2F7ol%2F8FkmM; uc3=id2=UoCIR3T5dxoebA%3D%3D&lg2=VFC%2FuZ9ayeYq2g%3D%3D&vt3=F8dBxGPiAUPr%2BuZ0Kog%3D&nk2=F5RHoWLonVTuLA%3D%3D; csg=8b75a2fa; lgc=tb20359552; ntm=0; dnk=tb20359552; skt=64033e5085bc2c52; uc4=nk4=0%40FY4Ms4%2FmZdGS%2F4eiErcXJqvCZ2%2FS&id4=0%40UOg0NRvGpl3vgj%2BvzWpUfheEnX%2B%2B; tracknick=tb20359552; _cc_=VT5L2FSpdA%3D%3D; l=eBEbehBqON5bFD7YBOfZourza77OSIRvsuPzaNbMiOCPO0fB59lhWZko9uL6CnGVhsjM83koWi2gBeYBc0n-nxvta7SYorDmn; _m_h5_tk=575a6a3404c497e966301776dadda186_1595388403910; _m_h5_tk_enc=e725e78a72074a79ec6b18657ca84a4e; isg=BJ2dqOdqnivdk3oH1TkUrkjarH-XutEMInljvF9i2fQjFr1IJwrh3GuHRQwQ5enE`
const keyWord = `文具`

new Promise(async () => {
  let getListRes = ``
  if(fs.existsSync(`keyWordData.json`) === false) {
    getListRes = await getList(keyWord)
    fs.writeFileSync(`./keyWordData.json`, JSON.stringify({[keyWord]: getListRes}))
  } else {
    const keyWordData = require(`./keyWordData.json`) || `{}`
    getListRes = keyWordData[keyWord] || await getList(keyWord)
    fs.writeFileSync(`./keyWordData.json`, JSON.stringify({...keyWordData, [keyWord]: getListRes}))
  }
  const contentIdList = getListRes.match(/"feedId":"(.+?)"/g).map(item => item.match(/"feedId":"(.+?)"/)[1])
  const contentId = contentIdList[Math.floor(Math.random()*contentIdList.length)]
  const getDetailRes = await getDetail(contentId)
  const textRes = getDetailRes.match(/"text":"(.+?)"/g)
  .map(item => item.match(/"text":"(.+?)"/)[1])
  console.log({
    keyWord,
    textRes,
  })
})

async function getList(keyword = `玩具`) {
  return new Promise((resolve, reject) => {
    var token = cookie.match(/_m_h5_tk=(.+?)_/)[1]
    var i = (new Date).getTime()
    var t = (new Date).getTime()
    var g = 12574478
    var data = JSON.stringify({"curPageUrl":"https%3A%2F%2Fmarket.m.taobao.com%2Fapps%2Fyouhaohuo%2Findex%2Ftag.html%3Fwh_weex%3Dtrue%26type%3Dsearch%26key%3D%25E7%258E%25A9%25E5%2585%25B7","appId":"6696424","tce_sid":"1891397","tce_vid":"0","topic":"search","src":"phone","params":"{"resId":"6696424","bizId":"2020","tce_sid":"1891397","tce_vid":"0","topic":"search","env":"dev","pageNo":1,"psId":"51817","bizCode":"steins.goodItem","type":"search","page":1,"pageSize":20,"src":"phone","source":"tceFaas","key":"要搜索的关键词"}","_pvuuid":1595345653994,"isbackup":true})
      .replace(`要搜索的关键词`, keyword)
      .replace(1595345653994, t)
    var sign = h(token + "&" + i + "&" + g + "&" + data)

    var dataRes = {
      appKey: g,
      t,
      sign,
      data,
    }

    var urlArg = qs.stringify(dataRes)

    var options = {
      hostname: 'h5api.m.taobao.com',
      path: `/h5/mtop.tmall.kangaroo.core.service.route.aldlampservicefixedres/1.0/?${urlArg}`,
      method: 'GET',
      headers: {
        cookie,
      }
    };

    var req = http.request(options, function (res) {
        res.setEncoding('utf8');
        let data = ``
        res.on('data', function (chunk) {
          data += chunk
        });
        res.on(`end`, () => {
          resolve(data)
        })
    });

    req.on('error', function (e) {
        console.log('problem with request: ' + e.message);
    });

    req.end();

  })
}

async function getDetail(contentId) {
  return new Promise((resolve, reject) => {
    var token = cookie.match(/_m_h5_tk=(.+?)_/)[1]
    var i = (new Date).getTime()
    var t = (new Date).getTime()
    var g = 12574478
    var data = JSON.stringify({"contentId":"200245773633","source":"youhh_tuji","type":"h5","params":"","business_spm":"a2141.12288619","track_params":""})
      .replace(`200245773633`, contentId)
    var sign = h(token + "&" + i + "&" + g + "&" + data)

    var dataRes = {
      appKey: g,
      t,
      sign,
      data,
    }

    var urlArg = qs.stringify(dataRes)

    var options = {
      hostname: 'h5api.m.taobao.com',
      path: `/h5/mtop.taobao.beehive.detail.contentservicenewv2/1.0/?${urlArg}`,
      method: 'GET',
      headers: {
        cookie,
      }
    };

    var req = http.request(options, function (res) {
        res.setEncoding('utf8');
        let data = ``
        res.on('data', function (chunk) {
          data += chunk
        });
        res.on(`end`, () => {
          resolve(data)
        })
    });

    req.on('error', function (e) {
        console.log('problem with request: ' + e.message);
    });

    req.end();

  })
}

function h(a) {
  function b(a, b) {
    return a << b | a >>> 32 - b
  }
  function c(a, b) {
    var c, d, e, f, g;
    return e = 2147483648 & a,
    f = 2147483648 & b,
    c = 1073741824 & a,
    d = 1073741824 & b,
    g = (1073741823 & a) + (1073741823 & b),
    c & d ? 2147483648 ^ g ^ e ^ f : c | d ? 1073741824 & g ? 3221225472 ^ g ^ e ^ f : 1073741824 ^ g ^ e ^ f : g ^ e ^ f
  }
  function d(a, b, c) {
    return a & b | ~a & c
  }
  function e(a, b, c) {
    return a & c | b & ~c
  }
  function f(a, b, c) {
    return a ^ b ^ c
  }
  function g(a, b, c) {
    return b ^ (a | ~c)
  }
  function h(a, e, f, g, h, i, j) {
    return a = c(a, c(c(d(e, f, g), h), j)),
    c(b(a, i), e)
  }
  function i(a, d, f, g, h, i, j) {
    return a = c(a, c(c(e(d, f, g), h), j)),
    c(b(a, i), d)
  }
  function j(a, d, e, g, h, i, j) {
    return a = c(a, c(c(f(d, e, g), h), j)),
    c(b(a, i), d)
  }
  function k(a, d, e, f, h, i, j) {
    return a = c(a, c(c(g(d, e, f), h), j)),
    c(b(a, i), d)
  }
  function l(a) {
    for (var b, c = a.length, d = c + 8, e = (d - d % 64) / 64, f = 16 * (e + 1), g = new Array(f - 1), h = 0, i = 0; c > i; )
      b = (i - i % 4) / 4,
      h = i % 4 * 8,
      g[b] = g[b] | a.charCodeAt(i) << h,
      i++;
    return b = (i - i % 4) / 4,
    h = i % 4 * 8,
    g[b] = g[b] | 128 << h,
    g[f - 2] = c << 3,
    g[f - 1] = c >>> 29,
    g
  }
  function m(a) {
    var b, c, d = "", e = "";
    for (c = 0; 3 >= c; c++)
      b = a >>> 8 * c & 255,
      e = "0" + b.toString(16),
      d += e.substr(e.length - 2, 2);
    return d
  }
  function n(a) {
    a = a.replace(/
/g, "
");
    for (var b = "", c = 0; c < a.length; c++) {
      var d = a.charCodeAt(c);
      128 > d ? b += String.fromCharCode(d) : d > 127 && 2048 > d ? (b += String.fromCharCode(d >> 6 | 192),
      b += String.fromCharCode(63 & d | 128)) : (b += String.fromCharCode(d >> 12 | 224),
      b += String.fromCharCode(d >> 6 & 63 | 128),
      b += String.fromCharCode(63 & d | 128))
    }
    return b
  }
  var o, p, q, r, s, t, u, v, w, x = [], y = 7, z = 12, A = 17, B = 22, C = 5, D = 9, E = 14, F = 20, G = 4, H = 11, I = 16, J = 23, K = 6, L = 10, M = 15, N = 21;
  for (a = n(a),
  x = l(a),
  t = 1732584193,
  u = 4023233417,
  v = 2562383102,
  w = 271733878,
  o = 0; o < x.length; o += 16)
    p = t,
    q = u,
    r = v,
    s = w,
    t = h(t, u, v, w, x[o + 0], y, 3614090360),
    w = h(w, t, u, v, x[o + 1], z, 3905402710),
    v = h(v, w, t, u, x[o + 2], A, 606105819),
    u = h(u, v, w, t, x[o + 3], B, 3250441966),
    t = h(t, u, v, w, x[o + 4], y, 4118548399),
    w = h(w, t, u, v, x[o + 5], z, 1200080426),
    v = h(v, w, t, u, x[o + 6], A, 2821735955),
    u = h(u, v, w, t, x[o + 7], B, 4249261313),
    t = h(t, u, v, w, x[o + 8], y, 1770035416),
    w = h(w, t, u, v, x[o + 9], z, 2336552879),
    v = h(v, w, t, u, x[o + 10], A, 4294925233),
    u = h(u, v, w, t, x[o + 11], B, 2304563134),
    t = h(t, u, v, w, x[o + 12], y, 1804603682),
    w = h(w, t, u, v, x[o + 13], z, 4254626195),
    v = h(v, w, t, u, x[o + 14], A, 2792965006),
    u = h(u, v, w, t, x[o + 15], B, 1236535329),
    t = i(t, u, v, w, x[o + 1], C, 4129170786),
    w = i(w, t, u, v, x[o + 6], D, 3225465664),
    v = i(v, w, t, u, x[o + 11], E, 643717713),
    u = i(u, v, w, t, x[o + 0], F, 3921069994),
    t = i(t, u, v, w, x[o + 5], C, 3593408605),
    w = i(w, t, u, v, x[o + 10], D, 38016083),
    v = i(v, w, t, u, x[o + 15], E, 3634488961),
    u = i(u, v, w, t, x[o + 4], F, 3889429448),
    t = i(t, u, v, w, x[o + 9], C, 568446438),
    w = i(w, t, u, v, x[o + 14], D, 3275163606),
    v = i(v, w, t, u, x[o + 3], E, 4107603335),
    u = i(u, v, w, t, x[o + 8], F, 1163531501),
    t = i(t, u, v, w, x[o + 13], C, 2850285829),
    w = i(w, t, u, v, x[o + 2], D, 4243563512),
    v = i(v, w, t, u, x[o + 7], E, 1735328473),
    u = i(u, v, w, t, x[o + 12], F, 2368359562),
    t = j(t, u, v, w, x[o + 5], G, 4294588738),
    w = j(w, t, u, v, x[o + 8], H, 2272392833),
    v = j(v, w, t, u, x[o + 11], I, 1839030562),
    u = j(u, v, w, t, x[o + 14], J, 4259657740),
    t = j(t, u, v, w, x[o + 1], G, 2763975236),
    w = j(w, t, u, v, x[o + 4], H, 1272893353),
    v = j(v, w, t, u, x[o + 7], I, 4139469664),
    u = j(u, v, w, t, x[o + 10], J, 3200236656),
    t = j(t, u, v, w, x[o + 13], G, 681279174),
    w = j(w, t, u, v, x[o + 0], H, 3936430074),
    v = j(v, w, t, u, x[o + 3], I, 3572445317),
    u = j(u, v, w, t, x[o + 6], J, 76029189),
    t = j(t, u, v, w, x[o + 9], G, 3654602809),
    w = j(w, t, u, v, x[o + 12], H, 3873151461),
    v = j(v, w, t, u, x[o + 15], I, 530742520),
    u = j(u, v, w, t, x[o + 2], J, 3299628645),
    t = k(t, u, v, w, x[o + 0], K, 4096336452),
    w = k(w, t, u, v, x[o + 7], L, 1126891415),
    v = k(v, w, t, u, x[o + 14], M, 2878612391),
    u = k(u, v, w, t, x[o + 5], N, 4237533241),
    t = k(t, u, v, w, x[o + 12], K, 1700485571),
    w = k(w, t, u, v, x[o + 3], L, 2399980690),
    v = k(v, w, t, u, x[o + 10], M, 4293915773),
    u = k(u, v, w, t, x[o + 1], N, 2240044497),
    t = k(t, u, v, w, x[o + 8], K, 1873313359),
    w = k(w, t, u, v, x[o + 15], L, 4264355552),
    v = k(v, w, t, u, x[o + 6], M, 2734768916),
    u = k(u, v, w, t, x[o + 13], N, 1309151649),
    t = k(t, u, v, w, x[o + 4], K, 4149444226),
    w = k(w, t, u, v, x[o + 11], L, 3174756917),
    v = k(v, w, t, u, x[o + 2], M, 718787259),
    u = k(u, v, w, t, x[o + 9], N, 3951481745),
    t = c(t, p),
    u = c(u, q),
    v = c(v, r),
    w = c(w, s);
  var O = m(t) + m(u) + m(v) + m(w);
  return O.toLowerCase()
}

原文地址:https://www.cnblogs.com/daysme/p/13358920.html