☰

spm_Track_Block_Tool

移除链接中的spm跟踪参数

当前为 2023-07-21 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name         spm_Track_Block_Tool
  3. // @namespace    _s7util__
  4. // @version      0.6.1
  5. // @description:en Remove [spm] track paramter in URL
  6. // @description  移除链接中的spm跟踪参数
  7. // @author       shc0743
  8. // @icon         data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==
  9. // @grant        none
  10. // @license      GPL-3.0
  11. // @supportURL   https://github.com/shc0743/MyUtility/issues/new
  12. // @run-at       document-start
  13. // @match        http*://*.bilibili.com/*
  14. // @match        http*://*.baidu.com/*
  15. // @match        http*://*.cctv.com/*
  16. // @match        http*://*.taobao.com/*
  17. // @match        http*://*.alibaba.com/*
  18. // @exclude      http*://*.paypal.com/*
  19. // @exclude      http*://*.alipay.com/*
  20. // ==/UserScript==
  21.  
  22. /*
  23. Description:
  24. 说明:
  25.  
  26.     This user script removes the spm paramter in <a href> elements.
  27.     此脚本移除 <a href> 元素中的spm参数。
  28.  
  29.     If it doesn't work, try refreshing it a few times or wait a while.
  30.     若无法生效,请尝试刷新几次或等一会。
  31.  
  32.     Examples:
  33.     示例:
  34.  
  35.     https://www.bilibili.com/video/av170001?spm_id_from=114514
  36.     -> https://www.bilibili.com/video/av170001
  37.  
  38.     https://www.bilibili.com/video/av170001?query1=arg2&spm_id_from=114514&query2=data3
  39.     -> https://www.bilibili.com/video/av170001?query1=arg2&query2=data3
  40.  
  41.     https://www.bilibili.com/video/av170001?spm=114514.1919810#hash
  42.     -> https://www.bilibili.com/video/av170001#hash
  43.  
  44.     https://www.bilibili.com/video/av170001?spm=114514.1919810&query2=data3#hash1
  45.     -> https://www.bilibili.com/video/av170001?query2=data3#hash1
  46. */
  47.  
  48. (function () {
  49.     'use strict';
  50.  
  51.     // Your code here...
  52.  
  53.     var track_args_list = [
  54.         { 'domain': '*', 'keyword': 'spm' },
  55.         { 'domain': '*', 'keyword': 'spm_id_from' },
  56.         { 'domain': '*', 'keyword': 'from_source' },
  57.         { 'domain': 'bilibili.com', 'keyword': 'from' },
  58.         { 'domain': 'bilibili.com', 'keyword': 'seid' },
  59.         { 'domain': 'bilibili.com', 'keyword': 'vd_source' },
  60.         { 'domain': 'baike.baidu.com', 'keyword': 'fr' },
  61.         { 'domain': 'alibaba.com', 'keyword': 'tracelog' },
  62.     ];
  63.     var unwritable_list = [
  64.         // https://greasyfork.org/zh-CN/scripts/443049/discussions/132536
  65.         { object: window, key: 'goldlog' },
  66.     ];
  67.     try {
  68.         for (let i of unwritable_list) {
  69.             Object.defineProperty(i.object, i.key, {
  70.                 get() { return undefined },
  71.                 set(value) { void (value) },
  72.                 enumerable: false,
  73.                 configurable: true
  74.             });
  75.         }
  76.     }
  77.     catch (error) {
  78.         console.warn(error);
  79.     }
  80.  
  81. return (function (global) {
  82.  
  83.     //var expr = /\?[\s\S]*spm/i;
  84.  
  85.     /**
  86.      * 去除字符串中的spm参数
  87.      * @param {String} str URL to remove spm
  88.      * @returns 去除spm后的结果
  89.      */
  90.     var remove_spm = function (str) {
  91.         if (typeof (str) != 'string') return str;
  92.         var newstr = '';
  93.         var len = str.length;
  94.         // 只去除查询参数部分,避免正常url被替换而导致404
  95.         var hash_part_begin = str.indexOf('#');
  96.         var query_part_begin = str.indexOf('?');
  97.         if (query_part_begin == -1 ||
  98.             (hash_part_begin != -1 && query_part_begin > hash_part_begin))
  99.             { return str; } // 没有查询参数或?在#后面,直接返回
  100.         newstr = str.substring(0, query_part_begin);
  101.         var domain = '';
  102.         {
  103.             let index = str.indexOf('://');
  104.             if (index + 1) {
  105.                 index = str.indexOf('/', index + 3);
  106.                 if (index + 1) {
  107.                     domain = str.substring(0, index);
  108.                 }
  109.             }
  110.         }
  111.  
  112.         for (let i = query_part_begin, need_break; i < len; ++i) {
  113.             for (let j = 0; j < track_args_list.length; ++j) {
  114.                 if (!(track_args_list[j].domain == '*' ||
  115.                     domain.indexOf(track_args_list[j].domain) != -1)) {
  116.                     need_break = false;
  117.                     break;
  118.                 }
  119.                 need_break = true;
  120.                 if (track_args_list[j].keyword == str.substring(i,
  121.                     i + track_args_list[j].keyword.length - 0)) {
  122.                     // 检测到
  123.                     while ((++i) < len) {
  124.                         if (str[i] == '&') { // 不能单独保留一个 & 号
  125.                             i++;
  126.                             break; // 去掉
  127.                         }
  128.                         if (str[i] == '#') break; // 保留hash部分
  129.                     }
  130.                     if (i == len) break; // 越界,直接break,以免url出现undefined
  131.                 }
  132.                 need_break = false;
  133.             }
  134.             if (need_break) break;
  135.             newstr += str[i];
  136.         }
  137.  
  138.         var _lastchar;
  139.         for (let i = 0; i < newstr.length; ++i) {
  140.             _lastchar = newstr[newstr.length - 1];
  141.             if (_lastchar == '?' || _lastchar == '&') { // 如果移除后只剩下 ? 或 &
  142.                 newstr = newstr.substring(0, newstr.length - 1); // 去掉
  143.             } else break;
  144.         }
  145.         // Bug-Fix:
  146.         // https://example.com/example?q1=arg&spm=123#hash1
  147.         // -> https://example.com/example?q1=arg&#hash1
  148.         //     Invalid URL syntax at            ^^
  149.         newstr = newstr.replace(/\&\#/igm, '#');
  150.         newstr = newstr.replace(/\?\#/igm, '#');
  151.         return newstr;
  152.     }
  153.     var test_spm = function (str) {
  154.         const currentDomain = window.location.hostname;
  155.         for (let tracker of track_args_list) {
  156.             if (currentDomain.endsWith(tracker.domain) && new RegExp(tracker.keyword, 'i').test(str)) {
  157.                 return true;
  158.             }
  159.         }
  160.         return false;
  161.     };
  162.     var _realwindowopen = window.open;
  163.     var _realhistorypushState = window.history.pushState;
  164.     var _realhistoryreplaceState = window.history.replaceState;
  165.  
  166.     /*var _link_click_test = function (val) {
  167.         if (/\#/.test(val)) return true;
  168.         if (/javascript\:/i.test(val)) return true;
  169.         return false;
  170.     };
  171.     var _link_click = function (event) {
  172.         if (_link_click_test(this.href)) return;
  173.         event.preventDefault();
  174.         // 防止被再次加入spm
  175.         this.href = remove_spm(this.href);
  176.         _realwindowopen(this.href, this.target || '_self');
  177.         return false;
  178.     };*/
  179.     var _link_mouseover = function () {
  180.         if (test_spm(this.href)) this.href = remove_spm(this.href);
  181.     };
  182.     var link_clean_worker = function (el) {
  183.         if (test_spm(el.href)) {
  184.             // 链接已经被加入spm , 需要移除
  185.             el.href = remove_spm(el.href);
  186.         }
  187.     }
  188.     var linkclickhandlerinit = function () {
  189.         var el = document.querySelectorAll('a[href]');
  190.         for (let i = el.length - 1; i >= 0; --i) {
  191.             link_clean_worker(el[i]);
  192.         }
  193.     };
  194.  
  195.     try {
  196.         let wopen = function (url, target, features) {
  197.             return _realwindowopen.call(window,
  198.                 remove_spm(url),
  199.                 target,
  200.                 features);
  201.         };
  202.         let hp = function (data, title, url) {
  203.             return _realhistorypushState.call(
  204.                 window.history, data, title,
  205.                 remove_spm(url));
  206.         };
  207.         let hr = function (data, title, url) {
  208.             return _realhistoryreplaceState.call(
  209.                 window.history, data, title,
  210.                 remove_spm(url));
  211.         };
  212.         wopen.toString =
  213.         hp.toString =
  214.         hr.toString =
  215.         ({ toString() { return 'function () { [native code] }' } }.toString);
  216.         // 必须定义成 writable 否则一些网站(例如B站收藏夹页面)会出错
  217.         Object.defineProperty(window, 'open', {
  218.             value: wopen,
  219.             writable: true,
  220.             enumerable: true,
  221.             configurable: true
  222.         }); // 重定义window.open 以阻止弹出窗口中的spm
  223.         Object.defineProperty(window.history, 'pushState', {
  224.             value: hp,
  225.             writable: true,
  226.             enumerable: true,
  227.             configurable: true
  228.         }); // 重定义history.pushState
  229.         Object.defineProperty(window.history, 'replaceState', {
  230.             value: hr,
  231.             writable: true,
  232.             enumerable: true,
  233.             configurable: true
  234.         }); // 重定义history.replaceState
  235.  
  236.     }
  237.     catch (error) {
  238.         console.warn("This browser doesn't support redefining" +
  239.             " window.open , so [SpmBlockTool] cannot remove" +
  240.             " spm in popup window.\nError:", error);
  241.     }
  242.  
  243.     var DOM_observer;
  244.     let DOM_observer_observe = function () {
  245.         DOM_observer.observe(document.body, {
  246.             attributes: true,
  247.             childList: true,
  248.             subtree: true
  249.         });
  250.     };
  251.     DOM_observer = new MutationObserver(function (args) {
  252.         //debugger
  253.         // console.log('DOM changed: ', args);
  254.         DOM_observer.disconnect();
  255.         for (let i of args) {
  256.             if (i.type == 'attributes') {
  257.                 link_clean_worker(i.target);
  258.             }
  259.             else if (i.type == 'childList') {
  260.                 for (let j of i.addedNodes) {
  261.                     link_clean_worker(j);
  262.                 }
  263.             }
  264.         }
  265.         DOM_observer.takeRecords();
  266.         DOM_observer_observe();
  267.     });
  268.  
  269.     window.addEventListener('DOMContentLoaded', function () {
  270.         // window.setInterval(linkclickhandlerinit, 5000);
  271.         new Promise(o => { linkclickhandlerinit(); o() }); // 异步执行
  272.  
  273.         DOM_observer_observe();
  274.     });
  275.  
  276.     // 移除当前页面的spm
  277.     // 当然,实际上spm已经在userscript加载前被发送到服务器,
  278.     // 所以该功能仅美化url.
  279.     // 如果要禁用该功能，删除下面一行开头的斜杠。
  280.     //if(0)
  281.     // Remove spm from current page
  282.     // Of course, in fact, spm has been sent to the server
  283.     // before userscript is loaded, so this function only beautifies the URL.
  284.     // If you want to disable this feature, remove the slash
  285.     // at the beginning of the following line:
  286.     //if(0)
  287.     if (test_spm(location.href)) {
  288.         _realhistoryreplaceState.call(window.history,
  289.             {}, document.title,
  290.             remove_spm(location.href));
  291.     }
  292.  
  293.     // https://greasyfork.org/zh-CN/scripts/443049/discussions/156657
  294.     // https://greasyfork.org/zh-CN/scripts/443049/discussions/132536
  295.     setInterval(function () {
  296.         // 确认过了，只是检查页面有没有跟踪参数，不进行大范围DOM访问，性能开销可以忽略
  297.         if (test_spm(location.href)) {
  298.             _realhistoryreplaceState.call(window.history,
  299.                 {}, document.title,
  300.                 remove_spm(location.href));
  301.         }
  302.     }, 800);
  303.  
  304.     /*
  305.     // 测试代码
  306.     var test_urls = [
  307.         'https://www.bilibili.com/video/BV18X4y1N7Yh',
  308.         'https://www.bilibili.com/video/BV18X4y1N7Yh?spm_id_from=114514',
  309.         'https://www.bilibili.com/video/BV18X4y1N7Yh?spm=114514.1919810',
  310.         'https://www.bilibili.com/video/BV18X4y1N7Yh?spm_id_from=114514.123',
  311.  
  312.         'https://www.bilibili.com/video/av170001',
  313.         'https://www.bilibili.com/video/av170001?spm_id_from=114514',
  314.         'https://www.bilibili.com/video/av170001?spm=114514.1919810',
  315.         'https://www.bilibili.com/video/av170001?spm_id_from=114514.123',
  316.  
  317.         'https://www.bilibili.com/video/av170001?query1=arg2&spm_id_from=114514',
  318.         'https://www.bilibili.com/video/av170001?query1=arg2&spm=114514.1919810',
  319.         'https://www.bilibili.com/video/av170001?query1=arg2&spm_id_from=114514.123',
  320.         'https://www.bilibili.com/video/av170001?query1=arg2&spm_id_from=114514',
  321.         'https://www.bilibili.com/video/av170001?query1=arg2&spm=114514.1919810',
  322.         'https://www.bilibili.com/video/av170001?query1=arg2&spm_id_from=114514.123',
  323.  
  324.         'https://www.bilibili.com/video/av170001?query1=arg2&spm_id_from=114514&query2=data3',
  325.         'https://www.bilibili.com/video/av170001?query1=arg2&spm=114514.1919810&query2=data3',
  326.  
  327.         'https://www.bilibili.com/video/av170001?spm_id_from=114514#hash',
  328.         'https://www.bilibili.com/video/av170001?query1=arg2&spm_id_from=114514#hash1',
  329.         'https://www.bilibili.com/video/av170001?query1=arg2&spm=114514.1919810#hash1',
  330.  
  331.         'https://www.bilibili.com/video/av170001?spm_id_from=114514&query2=data3#hash1',
  332.         'https://www.bilibili.com/video/av170001?spm=114514.1919810&query2=data3#hash1',
  333.     ];
  334.     for(let i=0;i<test_urls.length;++i){
  335.         let el=document.createElement('a');
  336.         el.href=test_urls[i];
  337.         el.innerHTML=i+1 + '';
  338.         document.documentElement.appendChild(el);
  339.     }
  340.     for(let i=0;i<test_urls.length;++i){
  341.         let el=document.createElement('a');
  342.         el.href=test_urls[i];
  343.         el.innerHTML=i+1 + ' blank';
  344.         el.target='_blank';
  345.         document.documentElement.appendChild(el);
  346.     }
  347.     */
  348.  
  349. })(window);
  350.  
  351. })();