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UESTC积极分子

UESTC积极分子学习平台刷课工具

当前为 2023-05-08 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name         UESTC积极分子
  3. // @version      0.0.7
  4. // @description  UESTC积极分子学习平台刷课工具
  5. // @author       4ehex + fang
  6. // @match        https://dxpx.uestc.edu.cn/jjfz/*
  7. // @match        https://dxpx.uestc.edu.cn/exam/*
  8. // @connect      easylearn.baidu.com
  9. // @grant        unsafeWindow
  10. // @grant        GM_getValue
  11. // @grant        GM_setValue
  12. // @grant        GM_addStyle
  13. // @grant        GM_registerMenuCommand
  14. // @grant        GM_xmlhttpRequest
  15. // @require      https://cdn.bootcdn.net/ajax/libs/jquery/2.0.0/jquery.js
  16. // @icon         http://www.gov.cn/ztzl/17da/183d03632724084a01bb02.jpg
  17. // @license      MIT
  18.  
  19. // @namespace https://greasyfork.org/zh-CN/users/1073349
  20. // ==/UserScript==
  21.  
  22. /* globals jQuery, $, waitForKeyElements */
  23.  
  24. let _self = unsafeWindow, url = location.pathname, videoLists = [], interval_id = -1;
  25.  
  26. //注册油猴菜单
  27. let id_course = RegisterTipMenu("course", "开/关 自动进入未完成课程", "自动进入未完成课程</p><p>(此功能将在进入课程中心时自动查找未完成必读课件的课程)</p>");
  28. let id_compulsory = RegisterTipMenu("compulsory", "开/关 自动进入必修课程", "自动进入必修课程</p><p>(此功能将在进入课程时自动查找未完成的必修课程)</p>");
  29. let id_back = RegisterTipMenu("back", "开/关 自动返回上一级", "自动返回上一级</p><p>(此功能将在完成视频列表里所有播放时, 返回上一级自动查找还未看的视频)</p>");
  30. let id_rightmenu = RegisterTipMenu("rightmenu", "开/关 右键菜单复制", "右键菜单复制</p><p>(此功能将开启右键菜单和复制)</p>");
  31. let id_answer = RegisterTipMenu("answer", "开/关 考试自动搜索答案", "自动搜索答案</p><p>(此功能将自动读取题目，通过百度题库搜索并显示答案)</p>")
  32. let id_about = GM_registerMenuCommand ("关于", function(){
  33.     video_note();
  34. });
  35.  
  36.  
  37. //通过'百度教育'搜索答案
  38. if (url == "/jjfz/lesson/exam" && GM_getValue("answer")) {
  39.     //↓添加一个搜索答案的浮窗
  40.     //添加样式
  41.     GM_addStyle("body {background: #e9e9e9;font-family: 'Microsoft YaHei','Lantinghei SC','Open Sans',Arial,'Hiragino Sans GB','STHeiti','WenQuanYi Micro Hei','SimSun',sans-serif;-webkit-font-smoothing: antialiased;-moz-osx-font-smoothing: grayscale;}.bd_answer {background: #ffffff;position:absolute;box-shadow: 3px 3px 2px grey;}.bd_answer header {background: #bd6982;padding: 10px 15px;color: #ffffff;font-size: 14px;cursor: move;}.bd_answer header:before, .bd_answer header:after {display: block;content: '';clear: both;}.bd_answer header h2, .bd_answer .body ul li .content h3 {margin: 0;padding: 0;font-size: 14px;float: left;}.bd_answer header h2 a {color: #ffffff;text-decoration: none;}.bd_answer header .tools {list-style: none;margin: 0;padding: 0;float: right;}.bd_answer header .tools li {display: inline-block;margin-right: 6px;}.bd_answer header .tools li:last-child {margin: 0;}.bd_answer header .tools li a {color: #ffffff;text-decoration: none;-webkit-transition: all 0.3s linear 0s;-moz-transition: all 0.3s linear 0s;-ms-transition: all 0.3s linear 0s;-o-transition: all 0.3s linear 0s;transition: all 0.3s linear 0s;}.bd_answer .body {position: relative;max-height: 360px;overflow-y: scroll;overflow-x: hidden;}.bd_answer .body .search {display: none;width: 100%;}.bd_answer .body .search.opened {display: block;}.bd_answer .body .search input {width: 100%;margin: 0;padding: 10px 15px;border: none;-webkti-box-size: border-box;-moz-box-size: border-box;box-size: border-box;}.bd_answer .body ul {list-style: none;padding: 0;margin: 0;border-top: 1px solid #f2f2f2;}.bd_answer .body ul li {position: relative;background: #ffffff;display: block;width: 100%;padding: 10px;box-sizing: border-box;}.bd_answer .body ul li:before, .bd_answer .body ul li:after {display: block;content: '';clear: both;}.bd_answer .body ul li:hover .thumbnail {background: #bd6982;}.bd_answer .body ul li:nth-child(2n) {background: #f2f2f2;}.bd_answer .body ul li .thumbnail {display: inline-block;background: #bfbfbf;width: 50px;color: #ffffff;line-height: 50px;text-align: center;text-decoration: none;-webkit-transition: background 0.3s linear 0s;-moz-transition: background 0.3s linear 0s;-ms-transition: background 0.3s linear 0s;-o-transition: background 0.3s linear 0s;transition: background 0.3s linear 0s;}.bd_answer .body ul li .thumbnail img {width: 100%;}.bd_answer .body ul li .content {display: inline-block;margin-left: 6px;vertical-align: top;line-height: 1;}.bd_answer .body ul li .content h3 {display: block;width: 100%;margin-bottom: 5px;color: #808080;}.bd_answer .body ul li .content .preview {display: block;width: 100%;max-width: 200px;margin-bottom: 5px;color: #cccccc;font-size: 12px;}.bd_answer .body ul li .content .meta {color: #b3b3b3;font-size: 12px;}.bd_answer .body ul li .content .meta a {color: #999999;text-decoration: none;}.bd_answer .body ul li .content .meta a:hover {text-decoration: underline;}.bd_answer .body ul li .message {display: none;position: absolute;top: 0;left: 0;overflow: hidden;height: 100%;width: 100%;padding: 10px;box-sizing: border-box;}.bd_answer footer a {background: #bd6982;display: block;width: 100%;padding: 10px 15px;color: #ffffff;font-size: 14px;text-align: center;text-decoration: none;box-sizing: border-box;}.bd_answer footer a:hover {background: #cd8ca0;-webkit-transition: background 0.3s linear 0s;-moz-transition: background 0.3s linear 0s;-ms-transition: background 0.3s linear 0s;-o-transition: background 0.3s linear 0s;transition: background 0.3s linear 0s;}.info {width: 300px;margin: 25px auto;text-align: center;}.info h1 {margin: 0;padding: 0;font-size: 20px;font-weight: 400;color: #333333;}.info span {color: #666666;font-size: 12px;}.info span a {color: #000000;text-decoration: none;}.info span .fa {color: #bd6982;}.info span .spoilers {color: #999999;margin-top: 5px;font-size: 10px;}");
  42.     //添加html
  43.     $("body").prepend(`<div class="bd_answer" id="asr1" style="width:auto;inset:107px auto auto 124.82px;height:auto;z-index: 9999999;"><header><h2 id="main_title" class="drag_zone">点击右侧获取答案👉</h2><ul class="tools" style="cursor:pointer"><li><div id="get_answer">◼</div></li><li><div id="clear_asr">🗑︎</div></li><li><div id="search_setting">⚙</div></li></ul></header><div class="body"><div><input id="search_num" placeholder="搜索数量(0-10)(默认为3)" type="number" min="1" max="10" style="width:98%"></div><ul id="info_container"><li><a class="thumbnail"style="width: 50px;word-wrap: break-word;word-break: break-all;" href="#">[简答]</a><div class="content"><h3>[题目]</h3><span class="preview">[答案]</span> <span class="meta"><a target="_blank" href="[#]">原网页链接</a></span></div></li></ul></div><footer class="drag_zone"><a style="cursor:move">拖动这里移动窗口</a></footer></div>`);
  44.     //以下为针对新添加浮窗的JS脚本
  45.     var _move=false;//移动标记
  46.     var _x,_y;//鼠标离控件左上角的相对位置
  47.     $(".drag_zone").click(function(){}).mousedown(function(e){
  48.         _move=true;
  49.         _x=e.pageX-parseInt($("#asr1").css("left"));
  50.         _y=e.pageY-parseInt($("#asr1").css("top"));
  51.         $(".bd_answer").fadeTo(20, 0.25);//点击后开始拖动并透明显示
  52.     });
  53.     $(document).mousemove(function(e){
  54.         if(_move){
  55.             var x=e.pageX-_x;//移动时根据鼠标位置计算控件左上角的绝对位置
  56.             var y=e.pageY-_y;
  57.             $(".bd_answer").css({top:y,left:x});//控件新位置
  58.         }
  59.     }).mouseup(function(){
  60.         _move=false;
  61.         $(".bd_answer").fadeTo("fast", 1);//松开鼠标后停止移动并恢复成不透明
  62.     });
  63.     $("#clear_asr").click(function(){//清空答案
  64.         $('#info_container').children().each(function(){$(this).remove()});
  65.     });
  66.     $("#search_setting").click(function(){
  67.         if ($("#search_num").attr("style").indexOf("display: none") != -1) {
  68.             $("#search_num").css('display', 'block');
  69.         }
  70.         else {
  71.             $("#search_num").css('display', 'none');
  72.         }
  73.     });
  74.     $("#get_answer").click(function(){
  75.         let s_question = $(".exam_h2").text().substr($(".exam_h2").text().indexOf('.') + 1);//获取问题
  76.         //console.log(s_question);
  77.         $('#info_container').children().each(function(){$(this).remove()});//删除之前的元素
  78.  
  79.         //拼接请求URL (pageSize代表返回几个搜索结果)
  80.         let search_count = "3",
  81.             search_url = "https://easylearn.baidu.com/edu-web/content/search?query=[question]&type=&page=1&pageSize=[seach_count]&clientType=pc",
  82.             search_result_ids = new Array(),
  83.             basicinfo_url = "https://easylearn.baidu.com/edu-web-go/shiti/basicinfo?id=[entityId]&eqid=&clientType=pc",//通过entityId获取问题答案
  84.             basicinfo_result_iqa = new Map();//{id:[question, answer], ...}
  85.  
  86.         if ($("#search_num").val() != '') search_count = $("#search_num").val();
  87.         search_url = search_url.replace("[seach_count]", search_count);
  88.  
  89.         //发送搜索题目的GET请求 同步方式
  90.         $("#main_title").text('正在发送搜索问题GET请求...');
  91.         let true_search_url = search_url.replace("[question]", encodeURIComponent(s_question));
  92.         SyncXmlHttpRequest(true_search_url, "GET").then((res) => {
  93.             let search_parse = $.parseJSON(res);
  94.             if (search_parse.errmsg != "success") {
  95.                 console.log("[Error] Search GET response Json Not success!");
  96.                 return alert("搜索响应结果不是success!");
  97.             }
  98.  
  99.             if (search_parse.data.list.length <= 0) {
  100.                 console.log("[Error] Search GET response Json List Empty!");
  101.                 $("#main_title").text('搜索为空请手动去网页上搜...');
  102.                 return alert("搜索响应结果为空!");
  103.             }
  104.  
  105.             search_parse.data.list.forEach(function (item, index) {//遍历搜索结果的entityId
  106.                 if (item.entityId != null) search_result_ids.push(item.entityId);
  107.             });
  108.  
  109.             if (search_result_ids.length <= 0) {
  110.                 console.log("[Error] Search Result Empty!");
  111.                 return alert("搜索结果为空!");
  112.             }
  113.  
  114.             //发送获取答案的GET请求 同步方式
  115.             var promises = search_result_ids.map(function (item) {
  116.                 //console.log("[Debug] id: " + item);
  117.                 let true_basicinfo_url = basicinfo_url.replace("[entityId]", item);
  118.                 return SyncXmlHttpRequest(true_basicinfo_url, "GET").then((res) => {
  119.                     let basicinfo_parse = $.parseJSON(res);
  120.                     if (basicinfo_parse.errmsg != "success") {
  121.                         console.log("[Error] BasicInfo GET response Json Not success!");
  122.                         return alert("获取答案响应结果不是success!");
  123.                     }
  124.                     basicinfo_result_iqa[basicinfo_parse.data.id] = [basicinfo_parse.data.strquestion, basicinfo_parse.data.answer[0].desc];
  125.  
  126.                     //console.log("[Debug] 题目: " + basicinfo_parse.data.strquestion);
  127.                     //console.log("[Debug] 解答: " + basicinfo_parse.data.answer[0].desc);
  128.                 }).catch((err) => {
  129.                     console.log("[Error] " + err);
  130.                     return alert(err);
  131.                 });
  132.             });
  133.             $("#main_title").text('题目搜索完毕,发送搜索答案GET请求...');
  134.             Promise.all(promises).then(() => {//统一执行
  135.                 //添加元素到浮窗
  136.                 let template_li = `<li><a class="thumbnail"style="width: 50px; word-wrap: break-word;word-break: break-all;" href="#">[简答]</a><div class="content"><h3>[题目]</h3><span class="preview">[答案]</span> <span class="meta"><a target="_blank" href="[#]">原网页链接</a></span></div></li>`,
  137.                     org_answer_url = "https://easylearn.baidu.com/edu-page/tiangong/questiondetail?id=[entityId]&from=jySearch";
  138.                 $.each(basicinfo_result_iqa, function(key, value){
  139.                     //console.log("[Debug ]ID: "+ key + "题目: " + value[0] + "[答案]: " + value[1]);
  140.                     let str_tmp = template_li.replace("[题目]", value[0].substr(0, 20));
  141.                     if (value[1].indexOf("<img") != -1) {//答案中有图片
  142.                         let img_ = `<img style="width: auto; height: auto; max-width: 100%; max-height: 60%;"src=` + GetImgSrc(value[1])[0] + "/>";
  143.                         str_tmp = str_tmp.replace("[答案]", img_);
  144.                         str_tmp = str_tmp.replace("[简答]", "图片");
  145.                     }
  146.                     else {
  147.                         str_tmp = str_tmp.replace("[答案]", GetPlainText(value[1]));
  148.                         str_tmp = str_tmp.replace("[简答]", GetPlainText(value[1]).substr(0, 3));
  149.                     }
  150.                     str_tmp = str_tmp.replace("[#]", org_answer_url.replace("[entityId]", key));
  151.  
  152.                     $('#info_container').append(str_tmp);
  153.                 });
  154.                 $("#main_title").text('全部已完成...');
  155.             });
  156.         }).catch((err) => {
  157.             console.log("[Error] " + err);
  158.             return alert(err);
  159.         });
  160.     });
  161. }
  162.  
  163. if (GM_getValue("rightmenu")) openCopy();
  164.  
  165. //console.log("[Debug] " + url);
  166.  
  167. //定位到'必读课件'＜'已完成必读课件'的课程 并自动跳转到'课程中心-精品课程'
  168. if (url == "/jjfz/lesson") {
  169.     if (!GM_getValue("dont_note")) video_note();
  170.  
  171.     if(interval_id!= -1) {
  172.         clearInterval(interval_id);
  173.         interval_id = -1;
  174.     }
  175.  
  176.     if (GM_getValue("course")) {
  177.         let completed_count = 0, course_count = $(".lesson_c_ul").children().length;
  178.  
  179.         $(".lesson_center_dl").each( function() {
  180.             let courseware_ = $(this).text();
  181.             let required_ = parseInt(courseware_.substr(courseware_.indexOf("必读课件：") + 5, 4));
  182.             let completed_ = parseInt(courseware_.substr(courseware_.indexOf("已完成必读课件：") + 8), 4);
  183.             //console.log("必读课件:" + required_ + "\n已完成:" + completed_);
  184.             if (required_ > completed_) {//未完成
  185.                 $(this).next().children()[0].click();//点击'开始学习'
  186.                 return false;
  187.             }
  188.             else{
  189.                 completed_count += 1;
  190.                 if (completed_count >= course_count) {
  191.                     alert_note(2, ["好的", "关闭刷课功能"], "提示", '<p>已刷完全部课程</p><p>感谢使用!</p>', 'public_cont1', function () {
  192.                         $(".public_close").click();
  193.                     },function (){
  194.                         GM_setValue("course", false);GM_setValue("compulsory", false);GM_setValue("back", false);
  195.                         $(".public_close").click();
  196.                         alert("已关闭 [自动进入未完成课程] [自动进入必修课程] [自动返回上一级]");
  197.                     });
  198.                     return false;
  199.                 }
  200.             }
  201.         });
  202.     }
  203. }
  204.  
  205. if (url == "/jjfz/lesson/video" && GM_getValue("compulsory")) {
  206.     if(interval_id!= -1) {
  207.         clearInterval(interval_id);
  208.         interval_id = -1;
  209.     }
  210.  
  211.     //如果URL最后一位是#则删去
  212.     if (window.location.href.substr(-1) == "#") {
  213.         window.location.href = window.location.href.replace(/\#$/, '');
  214.         return;
  215.     }
  216.  
  217.     //转到'必修'页面
  218.     if (getUrlParam("required") == null || getUrlParam("required") != '1'){
  219.         UpdateUrlParam("required", 1);
  220.         return;
  221.     }
  222.  
  223.     let page_count = 1, page_cur = 1, lesson_cur = 0, completed_cur = 0;
  224.     //获取有几页课程 (判断.page_btn是否存在)
  225.     if ($(".page_btn").length != 0) {
  226.         page_count = $(".page_btn").siblings("a").length - 2;//a标签还有page_go和末页
  227.         page_cur = parseInt($(".page_btn").text());
  228.     }
  229.  
  230.     lesson_cur = $(".lesson1_lists ul:first").children().length;
  231.  
  232.     //定位到未完成课程 并自动进入
  233.     $(".lesson1_lists ul:first").children().each( function() {
  234.         if ($(this).find(".lesson_pass").length == 0) {//判断是否有"完成"标志 没有则进入
  235.             $(this).children()[0].click();
  236.             return false;
  237.         }
  238.         else {
  239.             completed_cur += 1;
  240.             if (completed_cur >= lesson_cur) {//如果已完成的课程等于列表课程数 则翻页 如果到末页则返回上一级
  241.                 if (page_cur >= page_count) {
  242.                     console.log("全部已完成，返回课程中心");
  243.                     if (GM_getValue("back")) $(".head_top_left").find(".head_cut")[0].click();
  244.                 }
  245.                 else{
  246.                     UpdateUrlParam("page", page_cur + 1);
  247.                     return false;
  248.                 }
  249.             }
  250.         }
  251.     });
  252.  
  253. }
  254.  
  255. if (url.indexOf("jjfz/play") != -1) {
  256.     getVideoList();//获取视频播放列表
  257.  
  258.     let nextVideoFlag = false,
  259.         nextClassFlag = false;
  260.  
  261.     //不加muted谷歌不让自动播放
  262.     setVideoMuted();
  263.  
  264.     interval_id = setInterval(() => {
  265.         nextVideoFlag = closeAlert();
  266.         nextClassFlag = jumpToVideo(videoLists);
  267.         if (nextVideoFlag) nextClassFlag = nextVideo(videoLists);
  268.         if (nextClassFlag) goBack();
  269.     }, 1000)
  270. }
  271.  
  272. function getVideoList() {
  273.     if ($(".video_lists li").length) {
  274.         //console.log("当前视频" + $(".video_red1").text())
  275.         videoLists = $(".video_lists li");
  276.     }
  277. }
  278.  
  279. function closeAlert(){
  280.     if($(".video_red1>a").css("color") == "rgb(255, 0, 0)"){
  281.         nextVideo();
  282.     }else if($(".public_cont>.public_text>p").text().indexOf('您需要完整观看一遍课程视频') != -1){
  283.         $(".public_cont>.public_btn>a")[0].click();
  284.     }else if($(".public_cont>.public_text>p").text().indexOf('视频已暂停') != -1){
  285.         $(".public_cont>.public_btn>a")[0].click();
  286.     }else if($(".public_btn>.public_cancel").text().indexOf('继续观看') != -1 ) {
  287.         $(".public_btn>.public_cancel")[0].click();
  288.     }else if($(".public_cont>.public_text>p").text().indexOf('当前视频播放完毕') != -1){
  289.         $(".public_cont>.public_btn>a")[0].click();
  290.     }else if($(".public_cont>.public_text>p").text().indexOf('上次观看') != -1){
  291.         $(".public_cont>.public_btn>a")[1].click();
  292.     }else if($("#wrapper>div>div>button").attr("aria-label") == 'Play'){
  293.         $("#wrapper>div>button").click();
  294.     }
  295. }
  296.  
  297. //判断是否播放完毕过
  298. function isPlayOverEver() {
  299.     //通过判断Player中是否有进度条来判断是否播放完毕
  300.     if ($(".plyr__progress").length) {
  301.         return true;
  302.     }
  303.     else {
  304.         return false;
  305.     }
  306. }
  307.  
  308. function nextVideo(){
  309.     let videoCount = $(".video_lists>ul>li").length;
  310.     $(".video_lists>ul>li").each((_,element) => {
  311.         if($(element).children("a").css("color") != "rgb(255, 0, 0)"){//通过文本颜色判断是否播放完毕过 (红色为播放完毕过)
  312.             $(element).children("a")[0].click()
  313.             return false
  314.         }else{
  315.             videoCount--
  316.             if(videoCount == 0) {
  317.                 console.log("列表播放完毕，返回课程页");
  318.                 clearInterval(interval_id);
  319.                 goBack();
  320.             }
  321.         }
  322.     })
  323. }
  324.  
  325. function jumpToVideo(videoList) {
  326.     if ($(".video_red1").find("a").attr("style") == "width:70%;color:red") {
  327.         let index = $(videoList).index($(".video_red1"));
  328.         if (videoList[index + 1]) {
  329.             $(videoList[index + 1]).children("a").attr('id', 'aRemoveAllTxt');
  330.             document.getElementById("aRemoveAllTxt").click();
  331.         } else {
  332.             return true;
  333.         }
  334.     }
  335. }
  336.  
  337. function goBack() {
  338.     if (GM_getValue("back")) $('.video_goback')[0].click();
  339. }
  340.  
  341. //给player加上muted标签
  342. function setVideoMuted() {
  343.     $(".video_play1").attr("muted");
  344. }
  345.  
  346. function openCopy() {
  347.     $(document).ready(new function () {
  348.         document.oncontextmenu = new Function("event.returnValue=true");
  349.         document.onselectstart = new Function("event.returnValue=true");
  350.         document.oncopy = new Function("return true");
  351.     })
  352. }
  353.  
  354. function video_note() {
  355.     alert_note(2, ["关闭", "不再提示"], "UESTC积极分子脚本使用说明", '<p>修改自YNU积极分子</p><p>(我没有学过前端 语法都是现查的 可能有BUG)</p>' +
  356.                '<p><font color="aqua"></font>默认功能全关 可点击油猴图标进行设置</p>' +
  357.                '<p>本脚本免费使用严谨倒卖</p>',
  358.                'public_cont1', function () {
  359.         $(".public_close").click(); //此为关闭方法
  360.         GM_setValue("dont_note", false)
  361.     }, function () {
  362.         $(".public_close").click(); //此为关闭方法
  363.         GM_setValue("dont_note", true)
  364.     });
  365. }
  366.  
  367. function alert_note(btn_num, btn_text, note_text, public_text, public_cont_class, submit_fun, cancel_fun) {
  368.     var public_a;
  369.     if (btn_num == 1) {
  370.         public_a = '<a href="#" class="public_submit">' + btn_text[0] + '</a>';
  371.     } else {
  372.         public_a = '<a href="#" class="public_submit">' + btn_text[0] + '</a> <a href="#" class="public_cancel">' + btn_text[1] + '</a>';
  373.     }
  374.     var public_html = '<div class="public_mask"></div><div class="public_cont ' + public_cont_class + '"><div class="public_title"><h3>' + note_text + '</h3><div class="public_close"></div></div><div class="public_text">' + public_text + '</div><div class="public_btn">' + public_a + '</div></div>';
  375.     $("body").append(public_html);
  376.     $(".public_close").click(function () {
  377.         $(".public_mask").remove();
  378.         $(".public_cont").remove();
  379.     });
  380.     $(".public_mask").click(function () {
  381.         $(".public_mask").remove();
  382.         $(".public_cont").remove();
  383.     });
  384.     if (btn_num == 1) {
  385.         $(".public_submit").click(function () {
  386.             submit_fun();
  387.         })
  388.     } else {
  389.         $(".public_submit").click(function () {
  390.             submit_fun();
  391.         });
  392.         $(".public_cancel").click(function () {
  393.             cancel_fun();
  394.         })
  395.     }
  396. }
  397.  
  398. // 获取url中参数的值
  399. function getUrlParam(name) {
  400.     var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)","i");
  401.     var r = window.location.search.substr(1).match(reg);
  402.     if (r!=null) return (r[2]); return null;
  403. }
  404.  
  405. // 添加 修改 url中参数的值
  406. function UpdateUrlParam(name, val) {
  407.     let thisURL = document.location.href;
  408.  
  409.     // 如果 url中包含这个参数 则修改
  410.     if (thisURL.indexOf(name+'=') > 0) {
  411.         let v = getUrlParam(name);
  412.         if (v != null) {// 是否包含参数
  413.             thisURL = thisURL.replace(name + '=' + v, name + '=' + val);
  414.         }
  415.         else {
  416.             thisURL = thisURL.replace(name + '=', name + '=' + val);
  417.         }
  418.     }
  419.     else {// 不包含这个参数 则添加
  420.         if (thisURL.indexOf("?") > 0) {
  421.             thisURL = thisURL + "&" + name + "=" + val;
  422.         }
  423.         else {
  424.             thisURL = thisURL + "?" + name + "=" + val;
  425.         }
  426.     }
  427.  
  428.     if (thisURL != document.location.href) document.location.href = thisURL;
  429. };
  430.  
  431. //注册油猴提示菜单
  432. function RegisterTipMenu(id, menu_text, tip_text) {
  433.     let id_menu = GM_registerMenuCommand (menu_text, function(){
  434.         if (GM_getValue(id)) {
  435.             GM_setValue(id, false);
  436.             alert_note(1, ["关闭"], "提示", '<p>已关闭 ' + tip_text, 'public_cont1', function () {
  437.                 $(".public_close").click();
  438.             });
  439.         }
  440.         else {
  441.             GM_setValue(id, true);
  442.             alert_note(1, ["关闭"], "提示", '<p>已开启 ' + tip_text, 'public_cont1', function () {
  443.                 $(".public_close").click();
  444.             });
  445.         }
  446.     });
  447. }
  448.  
  449. //以同步方式发送跨域请求
  450. function SyncXmlHttpRequest(request_url, method_type) {
  451.     return new Promise((resolve, reject) => {
  452.         GM_xmlhttpRequest({
  453.             method: method_type,
  454.             url: request_url,
  455.             headers: {
  456.                 "Accept": "application/json, text/plain, */*",
  457.                 "Accept-Encoding": "gzip, deflate, br",
  458.                 "Accept-Language": "zh-CN,zh;q=0.9,en;q=0.8,en-GB;q=0.7,en-US;q=0.6"
  459.             },
  460.             onload: function(response) {
  461.                 if (response.status != 200){
  462.                     return reject("Search GET response Not 200 OK!");
  463.                 }
  464.                 //console.log("[Debug] " + response.responseText);
  465.                 return resolve(response.responseText);
  466.             },
  467.             onerror: function(err) {
  468.                 return reject(err);
  469.             }
  470.         });
  471.     });
  472. }
  473.  
  474. //去除文本中的html标签
  475. function GetPlainText(val) {
  476.     if (val != null && val != "") {
  477.         var re1 = new RegExp("<.+?>|&.+?;","g"); //匹配html标签的正则表达式，"g"是搜索匹配多个符合的内容
  478.         var msg = val.replace(re1,""); //执行替换成空字符
  479.         msg = msg.replace(/\s/g,""); //去掉所有的空格（中文空格、英文空格都会被替换）
  480.         msg = msg.replace(/[\r\n]/g,""); //去掉所有的换行符
  481.         return msg;
  482.     } else return ''
  483. }
  484.  
  485. //获取<img>中的src的值
  486. function GetImgSrc(article) {
  487.     let reg = /(< img|<img).*?(?:>|\/>)/gim //匹配所有图片标签
  488.     let srcReg = /src=[\'\"]?([^\'\"]*)[\'\"]?/i // 匹配图片中的src
  489.     return article.match(reg).map(val => {
  490.         let src = val.match(srcReg)
  491.         return src[1]
  492.     });
  493. }