qry-python-js/routes/service/static/fp/fp-crypt.js

const CryptoJS = require('crypto-js');

logger = console.info;

class FpCrypt {
    cookie = "";
    publicKey = {
        publicKey: "", tokenKey: ""
    };

    constructor(cookies, publicKey) {
        this.cookie = cookies
        if (publicKey) {
            this.publicKey = publicKey
        }
    }

    /**
     * 处理 url 后缀
     * @param t url
     * @param e
     * @returns {*}
     */
    handleSuffix(t, e) {
        var a = '1|4|2|0|3'['split']("|"),
            c = 0, s, l, f, d, p, h;
        if (!t) return t;
        if (t['indexOf']('cssSecurity/v1/getPublicKey') > -1) return t;
        if (t['indexOf']('qlfpcx/v1/queryFpjcxxDc') > -1) return t;
        s = t;
        l = this.Re();
        // f = l['publicKey'];
        d = l['tokenKey'];
        // h = l['urlType'];
        p = l['urlYzm'];
        s = this.He(s, d, 0, e)
        if (p) {
            var u = (new Date)['valueOf']();
            s += '&urls='['concat'](u)
        }
        logger(`处理url后缀${t} 完成返回${s}`)
        return s;
    }

    /**
     * 处理 Param
     * @param t
     * @param e
     * @returns {{mesKey: string, enMesKey: string, enVal}}
     */
    handleParam(t, e) {
        var l = {
            mesKey: "", enMesKey: "", enVal: t
        };
        if (t != null && t !== '') {
            l['enVal'] = this.Ye(t, e);
        }
        logger(`处理返回`, l)
        return l
    }

    He(t, e, n, o) {
        var s = t;
        if (s["indexOf"]("urlyzm=") > -1) return s;
        s = this.Ke(s);
        var l, f = (new Date)['valueOf'](),
            d = (this.qe()["num"] % 2) === 0 ? (50 * Math['random'](1)) : (49 * Math['random']()) + 51;
        console.log("tokenKey 加密方法选择", d, e)
        // d = ((this.qe()['num'] % 2) === 0) ? (50 * Math['random'](1)) : (49 * Math['random']()) + 51;
        if ((d >= 0) && (d <= 50)) {
            l = this.Qs(f)
        } else if ((d >= 51) && d <= 100) {
            l = this.Qt(f, e)
        }
        var h = s['indexOf']("?") === (s["length"] - 1) ? "" : s['indexOf']("?") > -1 ? "&" : "?",
            p = s += ""['concat'](h, "ruuid=")['concat'](f);
        if (o) {
            var v = p['split']("?")['splice'](1);
            for (var b in v['map'](function (t) {
                return t["split"]("=")[0]
            }), o) {
                if (!v["includes"](""["concat"](b))) {
                    if (('NenAk' !== 'NenAk')) {
                        // _0x2cc2bd("crypto");
                    } else {
                        var g = b["charAt"](0)['toUpperCase']();
                        b['length'] > 1 && (g += b['slice'](1));
                        var m = o[b];
                        (void 0 !== m) && (p += "&"["concat"](g, "=")["concat"](m))
                    }
                }
            }
        }
        var y = ""["concat"](l, "+")["concat"](p), x = this.he(y);
        return s + ""["concat"](s["indexOf"]("?") ? "&" : "?", "urlyzm=")["concat"](encodeURIComponent(x))
    }

    Re() {
        return this.publicKey;
    }

    Qs(t) {
        var r = this.qe(), o = r['num'], u = r["tokenVal"],
            s = (this.a(""['concat'](t)['split'](""))['join']("") + this.a(""['concat'](u)['split'](""))["join"]("")),
            l = "";
        for (var f = 0; (f < s['length']); f += o) {
            var v = s["substring"](f, (f + o));
            l += this.a(v['split'](""))['join']("")
        }
        return (((l["substring"](0, 5) + l['substring'](15, 20)) + l['substring'](5, 10)) + l['substring'](20, 25))
    };

    Qt(t, e) {
        var r = this.qe(),
            o = r['num'],
            s = r['tokenVal'],
            l = (this.a(""["concat"](t)['split'](""))["join"]("") + this.a(""["concat"](s)['split'](""))["join"]("")),
            f = "";
        for (var d = 0; d < l['length']; d += o) {
            var h = l['substring'](d, d + o);
            f += this.a(h['split'](""))['join']("")
        }
        var p = "",
            v = e;
        if (e) {
            for (var b = 0; (b < v['length']); b += o) {
                var g = v["substring"](b, b + o);
                p += this.a(g["split"](""))["join"]("")
            }
        } else {
            p = 'wk123med876dfesd57m72hnb3yfm98fs';
        }
        p = this.a(""['concat'](p)['split'](""))['join']("");
        return (((f['substring'](0, 5) + p['substring'](5, 10)) + f['substring'](15, 20)) + p["substring"](20, 25))
    }

    Ye(t, e) {
        var o = this.ke(32), a = "".concat(o).concat(t), c = this.Ue("", e);
        return this.de(a, c)
    }

    ke(t, e) {
        var n, i, a = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz".split(""), c = [];
        if (e = e || a.length, t) for (n = 0; n < t; n++) c[n] = a[0 | (Math["random"]() * e)]; else for (c[8] = c[13] = c[18] = c[23] = "-", c[14] = "4", n = 0; (n < 36); n++) c[n] || (i = 0 | (16 * Math["random"]()), c[n] = a[19 === n ? 8 | (3 & i) : i]);
        logger(`生成随机 ${e} 位字符串`, c["join"](""))
        return c["join"]("")
    }

    de(t, e) {
        var o = this.le(e), a = this.le(t);
        var res = CryptoJS.AES.encrypt(a, o, {
            mode: CryptoJS.mode.ECB, //ECB模式
            padding: CryptoJS.pad.Pkcs7 //padding处理
        }).toString();
        logger(`AES 加密：${t},${e} 加密所得${res}`)
        return res;
    }

    le(t) {
        return CryptoJS.enc.Utf8.parse(t)
    }

    Ue(t, e) {
        var c = this.rt(t), u = this.Ke(e);
        c = "".concat(c, "+").concat(u)
        return this.he(c)
    }

    rt(t) {
        var n = this.qe(), r = n["num"], i = n["tokenVal"],
            c = this.a(""["concat"](t)["split"](""))["join"]("") + this.a(""["concat"](i)["split"](""))["join"](""),
            u = "";
        for (var s = 0; (s < c["length"]); s += r) {
            var l = c["substring"](s, s + r);
            u += this.a(l["split"](""))["join"]("")
        }
        var res = u["substring"](0, 20);
        logger('倒叙处理字符返回20位', res)
        return res;
    }

    Ke(t) {
        var n = "6|5|4|3|0|1|2"["split"]("|"), o = 0;
        while (1) {
            switch (n[o++]) {
                case "0":
                    (s["length"] > 1) && (f = s[0], l = s[1]["split"]("&"));
                    continue;
                case "1":
                    for (var a = 0; a < l["length"]; a++) {
                        var c = l[a], u = c.split("=");
                        ("t" !== u[0]) && "urlyzm" !== u[0] && "ruuid" !== u[0] && (f += "".concat(f.includes("?") ? "&" : "?").concat(c))
                    }
                    continue;
                case "2":
                    (-1 === f.indexOf("?")) && (f += "?");
                    logger(`处理url后缀${t}完成返回${f}`)
                    return f;
                case "3":
                    var s = t["split"]("?"), l = [];
                    continue;
                case "4":
                    (0 !== f["indexOf"]("/")) && (f += "/");
                    continue;
                case "5":
                    var f = t;
                    continue;
                case "6":
                    if ("" === t || null == t) {
                        return t;
                    }
                    continue
            }
            break
        }
    }

    he(t) {
        let res = CryptoJS.MD5(t).toString();
        logger('生成32位小写md5', t, res)
        return res
    }

    qe() {
        var e = this.Le(), n = this.Ae(e);
        null === n && (n = "");
        var o = n["match"]("[0-9]+");
        if ((null === o)) {
            o = 3;
        } else {
            var a = o["index"];
            o = parseInt(n["substring"](a, (a + 1)), 10) + 3
        }
        return {
            num: o, tokenVal: n
        }
    }

    Le() {
        var e = this.Ae("security-token-key");
        if (!e) {
            var a = this.Ae('lsmhToken');
            e = a && ('lsmhToken' === a) ? 'SSOTicket' : 'dzfp-ssotoken'
        }
        return e
    };

    Ae(t) {
        var n = "4|2|1|3|0"["split"]("|"), i = 0, o, l, s;
        while (1) {
            switch (n[i++]) {
                case "0":
                    return null;
                case "1":
                    o = s["indexOf"](l);
                    continue;
                case "2":
                    l += "=";
                    continue;
                case "3":
                    if ((-1 !== o)) {
                        var a = (o + l["length"]), c = s.indexOf(";", a);
                        (-1 === c) && (c = s.length);
                        var u = s.substring(a, c);
                        var res = unescape(u);
                        logger('获取token', t, '16进制解码', res)
                        return res;
                    }
                    continue;
                case "4":
                    // todo: 这里获取 cookie
                    s = this.cookie;
                    l = JSON["parse"](JSON["stringify"](t));
                    continue
            }
            break
        }
    };

    a(t) {
        return t.reverse()
    };

}

// let fpCrypt = new FpCrypt("oauth2_referer=dppt.hubei.chinatax.gov.cn; dzfp-ssotoken=37c347d5ab014bacb418d7756b9e7ee1; SSO_SECURITY_CHECK_TOKEN=91081171bc604d16910500c4982e74ea; c_time=12; lzkqow39189=c6edeb37685b423c8298eaa8e1b41097; DTSwUOYx7MiWN=5c199c6d5d4fda3505876d98a7e173007f4ab2ae661119adf9143257d71d06e5; lzkqow38189=1727098216617; MKls83gqduGS=e4ec10654056af2f2641b3ce60f124ee7cc607e9ac44bb8b86b9e6d5879ce1c3c7b827862a2ff46be48061c039dccddf");

// fpCrypt.handleParam('{"gjbq": "1","fpztDm": ["01","02","03","04"],"fplyDm": "0","fplxDm": [],"kprqq": "2024-09-08","kprqz": "2024-09-24","tfrqq": "2024-09-08","tfrqz": "2024-09-24","sflzfp": "","dtBz": "N","pageNumber": 1,"pageSize": 20}',
//     "/szzhzz/qlfpcx/v1/queryFpjcxx?t=1727101152631")

// let handleSuffix = fpCrypt.handleSuffix("/szzhzz/qlfpcx/v1/queryFpjcxx?t=1727115438241");
// console.log(handleSuffix)


module.exports = FpCrypt