search-engine-filter

filter something you don't like on search engine baidu or google
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// ==UserScript==
// @name         search-engine-filter
// @language     javascript
// @namespace    https://github.com/zhangolve/search-engine-filter
// @version      0.2
// @description  filter something you don't like on search engine baidu or google
// @author       zhangolve contact   [email protected]
// @license      GPL version 2 or any later version; http://www.gnu.org/licenses/gpl-2.0.txt
// @match        https://www.baidu.com/*
// @match        https://www.google.co.jp/search?*
// @match        https://www.google.com/*
// @match        https://www.google.com.hk/*
// @grant             GM_setValue
// @grant             GM_getValue
// @grant              GM_deleteValue
// @grant              GM_addStyle
// ==/UserScript==

//加入监听DOM树，使该脚本能够应对百度网站上的异步加载
var re = 'www.jb51.net\/.*?';
var googleRe=/www.google.com|www.google.co.jp|www.google.cn|www.google.com.hk/;
var getRe = GM_getValue('re', re);
var reg = new RegExp(getRe);
var host=window.location.host;
var MObserver = window.MutationObserver || window.WebKitMutationObserver || window.MozMutationObserver;

var observer = new MObserver(function(records){
baiduFilter();
googleFilter();
addStyle();
});
var option = {
'childList': true,

};
observer.observe(document.body, option);

//block函数用来进行屏蔽
function baiduFilter() {

//当在search页面上时才进行加载脚本，防止在其他百度页面出现问题  
if (window.location.search !== ''&&(host=='www.baidu.com')) {
var items = [];
var urls = [];
for (var i = 1; i < 11; i++) {
items.push(document.getElementById(i));
var showurl = items[i - 1].getElementsByClassName('c-showurl');

if (showurl.length !== 0) {
urls.push(items[i - 1].getElementsByClassName('c-showurl')[0].innerHTML);
if (reg.test(urls[i - 1])) {
console.log(urls[i-1]);  
items[i - 1].remove();
}
}
}

 
    
//添加一个自定义屏蔽网站添加栏，用于添加自定义的屏蔽网站

var button = document.getElementById('su');
var s_tab = document.getElementById('s_tab');
if(document.getElementById('inputFilter')===null)
{
var inputFilter = document.createElement('input');
inputFilter.setAttribute('id', 'inputFilter');
inputFilter.setAttribute('placeholder', '过滤域名');
var filterButton = document.createElement('input');
filterButton.setAttribute('type', 'submit');
filterButton.setAttribute('value', '过滤');
filterButton.setAttribute('id', 'filter');
s_tab.appendChild(inputFilter);
s_tab.appendChild(filterButton);
document.getElementById('filter').addEventListener('click', filter);
}

}
}

 function googleFilter(){
   
if( googleRe.test(host))
{
    console.log('1');
var queryList=document.getElementsByClassName('g');
var queryNum=queryList.length;
for(var i=0;i<queryNum;i++)
{
    let item=queryList[i];
var node=item.getElementsByClassName('_Rm');
    if(node.length!==0)
    {
     var url=node[0].innerHTML;
       
    if(reg.test(url))
    {
      item.remove();
    }
    }
} 
}
 }     


function filter() {
var inputFilter = document.getElementById('inputFilter');
if (inputFilter.value !== '') {
getRe = getRe + '|' + inputFilter.value + '\/.*?';
GM_setValue('re', getRe);
alert('已添加过滤地址');
window.location.reload(true);
} else {
alert('请输入需要过滤的域名');
}
}

function addStyle(){
GM_addStyle('#inputFilter {width: 140px;height:25px;font-size:14px} #filter{width:40px;height:25px;color:red} ');
}