scripts/m_weibo_cn_redirect.user.js at master · github-24/scripts · GitHub

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// ==UserScript==
// @name         m.weibo.cn redirect
// @namespace    https://twitter.com/ikenaikoto
// @version      0.2
// @description  try to take over the world!
// @author       fireattack
// @match        https://m.weibo.cn/status/*
// ==/UserScript==


/**
* 新浪微博mid与url互转实用工具
* 作者: XiNGRZ (http://weibo.com/xingrz)
*/

var WeiboUtil = {
    // 62进制字典
    str62keys: [
        "0", "1", "2", "3", "4", "5", "6", "7", "8", "9",
        "a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y", "z",
        "A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z"
    ],
};

/**
 * 62进制值转换为10进制
 * @param {String} str62 62进制值
 * @return {String} 10进制值
 */
WeiboUtil.str62to10 = function (str62) {
    var i10 = 0;
    for (var i = 0; i < str62.length; i++) {
        var n = str62.length - i - 1;
        var s = str62[i];
        i10 += this.str62keys.indexOf(s) * Math.pow(62, n);
    }
    return i10;
};

/**
 * 10进制值转换为62进制
 * @param {String} int10 10进制值
 * @return {String} 62进制值
 */
WeiboUtil.int10to62 = function (int10) {
    var s62 = '';
    var r = 0;
    while (int10 != 0 && s62.length < 100) {
        r = int10 % 62;
        s62 = this.str62keys[r] + s62;
        int10 = Math.floor(int10 / 62);
    }
    return s62;
};

/**
 * URL字符转换为mid
 * @param {String} url 微博URL字符，如 "wr4mOFqpbO"
 * @return {String} 微博mid，如 "201110410216293360"
 */
WeiboUtil.url2mid = function (url) {
    var mid = '';

    for (var i = url.length - 4; i > -4; i = i - 4)	//从最后往前以4字节为一组读取URL字符
    {
        var offset1 = i < 0 ? 0 : i;
        var offset2 = i + 4;
        var str = url.substring(offset1, offset2);

        str = this.str62to10(str);
        if (offset1 > 0)	//若不是第一组，则不足7位补0
        {
            while (str.length < 7) {
                str = '0' + str;
            }
        }

        mid = str + mid;
    }

    return mid;
};

/**
 * mid转换为URL字符
 * @param {String} mid 微博mid，如 "201110410216293360"
 * @return {String} 微博URL字符，如 "wr4mOFqpbO"
 */
WeiboUtil.mid2url = function (mid) {
    if (!mid) {
        return mid;
    }
    mid = String(mid); //mid数值较大，必须为字符串！
    if (!/^\d+$/.test(mid)) { return mid; }
    var url = '';

    for (var i = mid.length - 7; i > -7; i = i - 7)	//从最后往前以7字节为一组读取mid
    {
        var offset1 = i < 0 ? 0 : i;
        var offset2 = i + 7;
        var num = mid.substring(offset1, offset2);

        num = this.int10to62(num);
        if (offset1 > 0) //若不是第一组，则不足4位补0
        {
            while (num.length < 4) {
                num = '0' + num;
            }
        }
        url = num + url;
    }

    return url;
};


var m = window.location.href.match(/weibo\.cn\/status\/(\d+)/i);
if (m) {
    var mid = m[1];
    var url = WeiboUtil.mid2url(mid);
    document.querySelectorAll('script').forEach(el => {
        let m2 = el.innerText.match(/"user".+?(\d+)/is);
        if (m2) {
            let uid = m2[1];
            //console.log(`https://weibo.com/${uid}/${url}`)
            window.location.href = `https://weibo.com/${uid}/${url}`;

        }
    })
}