Clean URL Query

Trim tracking query params from URL
Verzia zo dňa 11.01.2019. Pozri najnovšiu verziu.
Navštíviť stránky autora skriptu pre podporu, spýtať sa otázku, uverejniť recenziu, alebo nahlásiť skript.
Zalomiť riadky
// ==UserScript==
// @name         Clean URL Query
// @namespace    https://github.com/leesei/userscripts
// @version      1.3.2
// @description  Trim tracking query params from URL
// @author       [email protected]
// @supportURL   https://github.com/leesei/userscripts/issues
// @match        http*://detail.tmall.com/item.htm*
// @match        http*://*.tmall.com/shop/view_shop.htm
// @match        http*://item.taobao.com/item.htm*
// @match        http*://*.taobao.com/shop/view_shop.htm
// @match        http*://*.carousell.com/p/*
// @match        http*://*.computerworld.com/*
// @match        http*://*.networkworld.com/*
// @match        http*://*.infoworld.com/*
// @run-at       document-start
// @grant        GM_log
// @grant        GM_info
// @noframes
// ==/UserScript==

function log(level, text) {
  GM_log(level + ": " + text);
}

function query2json(querystring) {
  // remove any preceding url and split
  var queries = querystring.substring(querystring.indexOf("?") + 1).split("&");
  var params = {},
    pair,
    d = decodeURIComponent;
  // match and parse
  for (var i = queries.length - 1; i >= 0; i--) {
    if (queries[i].length === 0) continue;
    pair = queries[i].split("=");
    params[d(pair[0])] = d(pair[1]);
  }

  return params;
}

function json2query(json) {
  var query = Object.keys(json)
    .map(function(key) {
      return encodeURIComponent(key) + "=" + encodeURIComponent(json[key]);
    })
    .join("&");

  return query ? "?" + query : "";
}

// Convert sensible strings to Boolean, useful for parsing URL queries
function string2Boolean(string, defaultTrue) {
  // console.log('2bool:', String(string).toLowerCase());
  switch (String(string).toLowerCase()) {
    case "":
      return defaultTrue === undefined ? false : defaultTrue;
    case "true":
    case "1":
    case "yes":
    case "y":
      return true;
    case "false":
    case "0":
    case "no":
    case "n":
      return false;
    default:
      // you could throw an error, but 'undefined' seems a more logical value
      return undefined;
  }
}

(function() {
  "use strict";

  log(
    "info",
    ">>> [" + GM_info.script.namespace + "] " + GM_info.script.name + " <<<"
  );

  var queries = query2json(location.search);
  log("debug", "queries: " + JSON.stringify(queries));

  if (
    queries._skip_clean !== undefined &&
    string2Boolean(queries._skip_clean)
  ) {
    return;
  }

  // retain these query params
  var WHITE_LIST = [
    "id", // for taobao items
    "page" // for article pages
  ];
  var copy = Object.assign({}, queries);
  WHITE_LIST.forEach(key => delete copy[key]);
  log("debug", "copy: " + JSON.stringify(copy));

  // remove non-whitelisted queries
  if (Object.keys(copy).length) {
    var _q = {};
    WHITE_LIST.forEach(key => {
      if (queries[key]) _q[key] = queries[key];
    });
    log("debug", "_q: " + JSON.stringify(_q));
    location.replace(location.pathname + json2query(_q));
  }
})();