☰

Add Chinese and Japanese result only links to Google

nothing


    // ==UserScript==
    // @name         Add Chinese and Japanese result only links to Google
    // @namespace    http://tampermonkey.net/
    // @version      0.2
    // @description  nothing
    // @author       Jie Lu
// @license MIT
    // @match        https://www.google.com/search*
    // ==/UserScript==
     
    (function() {
        'use strict';
     
        function updateParam(url, key, value) {
            var base = url.split('?')[0];
            var param_strs = url.split('?')[1];
            if (!param_strs) {
                param_strs = [];
            }
            var params = {};
            param_strs.split('&').map(str => {
                params[str.split('=')[0]] = str.split('=')[1];
            });
            params[key] = value;
            return base + '?' + Object.keys(params).map(key => key + '=' + params[key]).join('&');
        }
     
        function AddLink(name, code) {
            var url = unsafeWindow.location.href;
            var newUrl = updateParam(url, 'lr', 'lang_' + code);
            var link = document.createElement('a');
            link.style = 'margin-right: 5px';
            link.href = newUrl;
            link.innerHTML = name;
            container.appendChild(link);
        }
        var container = document.createElement('div');
        container.style = "position:fixed;left:10px;top:90px;z-index:999;";
        AddLink('CN', 'zh-CN');
        AddLink('JP', 'ja');
        AddLink('EN', 'en');
        document.body.appendChild(container);
    })();