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BUPT GPA

Calculate GPA in URP system

当前为 2020-07-09 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name         BUPT GPA
  3. // @namespace    https://ssine.cc/
  4. // @version      3.1
  5. // @description  Calculate GPA in URP system
  6. // @author       Liu Siyao
  7. // @include      *://jwxt.bupt.edu.cn/jwLoginAction.do
  8. // @include      *://jwxt.bupt.edu.cn/caslogin.jsp
  9. // @include      *://vpn.bupt.edu.cn/http/jwxt.bupt.edu.cn/jwLoginAction.do
  10. // @include      *://vpn.bupt.edu.cn/https/jwxt.bupt.edu.cn/jwLoginAction.do
  11. // @include      *://jwgl.bupt.edu.cn/jsxsd/framework/xsMain.jsp
  12. // @include      *://vpn.bupt.edu.cn/http/jwgl.bupt.edu.cn/jsxsd/framework/xsMain.jsp
  13. // @include      *://vpn.bupt.edu.cn/https/jwgl.bupt.edu.cn/jsxsd/framework/xsMain.jsp
  14. // @include      *://webvpn.bupt.edu.cn/*/jsxsd/framework/xsMain.jsp
  15. // @grant        none
  16. // @require      https://cdn.bootcss.com/jquery/3.3.1/jquery.min.js
  17. // @require      https://cdn.jsdelivr.net/npm/vue
  18. // ==/UserScript==
  19.  
  20. (function () {
  21.   'use strict';
  22.  
  23.   const is_old_system = /jwxt/.test(window.location.href);
  24.  
  25.   function run() {
  26.  
  27.     let promises = [];
  28.     if (is_old_system) {
  29.       promises = promises.concat([
  30.         $.get('/gradeLnAllAction.do?type=ln&oper=qbinfo'),
  31.         $.get('/gradeLnAllAction.do?type=ln&oper=lnFajhKcCjInfo&lnxndm=*')
  32.       ]);
  33.     } else {
  34.       promises = promises.concat([
  35.         $.post('/jsxsd/kscj/cjcx_list', {
  36.           kksj: "",
  37.           kcxz: "",
  38.           kcmc: "",
  39.           xsfs: "all"
  40.         })
  41.       ]);
  42.     }
  43.  
  44.     Promise.all(promises).then((data) => {
  45.       let algoNames = ['北邮官方', '标准4.0', '改进4.0', '北大4.0', '加拿大4.3', '中科大4.3', '上海交大4.3'];
  46.       let algoArea = [
  47.         [59, 60, 60.5, 61, 61.5, 62, 62.5, 63, 63.5, 64, 64.5, 65, 65.5, 66, 66.5, 67, 67.5, 68, 68.5, 69, 69.5, 70, 70.5, 71, 71.5, 72, 72.5, 73, 73.5, 74, 74.5, 75, 75.5, 76, 76.5, 77, 77.5, 78, 78.5, 79, 79.5, 80, 80.5, 81, 81.5, 82, 82.5, 83, 83.5, 84, 84.5, 85, 85.5, 86, 86.5, 87, 87.5, 88, 88.5, 89, 89.5, 90, 90.5, 91, 91.5, 92, 92.5, 93, 93.5, 94, 94.5, 95, 95.5, 96, 96.5, 97, 97.5, 98, 98.5, 99, 99.5, 100],
  48.         [59, 69, 79, 89, 100],
  49.         [59, 69, 84, 100],
  50.         [59, 63, 67, 71, 74, 77, 81, 84, 89, 100],
  51.         [59, 64, 69, 74, 79, 84, 89, 100],
  52.         [59, 60, 63, 64, 67, 71, 74, 77, 81, 84, 89, 94, 100],
  53.         [59, 61, 64, 66, 69, 74, 79, 84, 89, 94, 100]
  54.       ];
  55.       let algoGp = [
  56.         [0, 1.00, 1.07, 1.15, 1.22, 1.29, 1.36, 1.43, 1.50, 1.57, 1.64, 1.70, 1.77, 1.83, 1.90, 1.96, 2.02, 2.08, 2.14, 2.20, 2.26, 2.31, 2.37, 2.42, 2.48, 2.53, 2.58, 2.63, 2.68, 2.73, 2.78, 2.83, 2.87, 2.92, 2.96, 3.01, 3.05, 3.09, 3.13, 3.17, 3.21, 3.25, 3.29, 3.32, 3.36, 3.39, 3.43, 3.46, 3.49, 3.52, 3.55, 3.58, 3.61, 3.63, 3.66, 3.68, 3.71, 3.73, 3.75, 3.77, 3.79, 3.81, 3.83, 3.85, 3.86, 3.88, 3.89, 3.91, 3.92, 3.93, 3.94, 3.95, 3.96, 3.97, 3.98, 3.98, 3.99, 3.99, 4.00, 4.00, 4.00, 4.00],
  57.         [0, 1, 2, 3, 4],
  58.         [0, 2, 3, 4],
  59.         [0, 1, 1.5, 2, 2.3, 2.7, 3, 3.3, 3.7, 4],
  60.         [0, 2.3, 2.7, 3, 3.3, 3.7, 4, 4.3],
  61.         [0, 1, 1.3, 1.5, 1.7, 2, 2.3, 2.7, 3, 3.3, 3.7, 4, 4.3],
  62.         [0, 1, 1.7, 2, 2.3, 2.7, 3, 3.3, 3.7, 4, 4.3]
  63.       ];
  64.  
  65.       function getGP(score, i) {
  66.         let area = algoArea[i];
  67.         let gp = algoGp[i];
  68.         for (let idx in area) {
  69.           if (score <= area[idx])
  70.             return gp[idx];
  71.         }
  72.         return score;
  73.       };
  74.  
  75.  
  76.       class course {
  77.         constructor(no, name, semester, type, credit, grade) {
  78.           this.no = no;
  79.           this.name = name;
  80.           this.semester = semester;
  81.           this.type = type;
  82.           this.credit = credit;
  83.           this.grade = grade;
  84.         }
  85.       }
  86.  
  87.       let calc_mat = [];
  88.       let course_lst = [];
  89.       let course_lst_csv = 'Name,Credit,Grade\n'
  90.       let semesters = [];
  91.       let course_types = ['必修', '选修', '任选'];
  92.       let semester_name = '';
  93.  
  94.       function fakeClick(obj) {
  95.         let ev = document.createEvent("MouseEvents");
  96.         ev.initMouseEvent("click", true, false, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null);
  97.         obj.dispatchEvent(ev);
  98.       }
  99.  
  100.       function exportRaw() {
  101.         let urlObject = window.URL || window.webkitURL || window;
  102.         let export_blob = new Blob([course_lst_csv]);
  103.         let save_link = document.createElementNS("http://www.w3.org/1999/xhtml", "a")
  104.         save_link.href = urlObject.createObjectURL(export_blob);
  105.         save_link.download = "my_grade.csv";
  106.         fakeClick(save_link);
  107.       }
  108.  
  109.       function showResult() {
  110.         // show courses in course_lst to div
  111.  
  112.         let sum = 0,
  113.           total_credit = 0;
  114.         let gpLst = [0, 0, 0, 0, 0, 0];
  115.  
  116.         let used_couse_num = 0;
  117.         for (let idx = 0; idx < course_lst.length; idx++) {
  118.           let course = course_lst[idx];
  119.           if (!calc_mat[semesters.indexOf(course.semester)][course_types.indexOf(course.type)])
  120.             continue;
  121.           total_credit += course.credit;
  122.           sum += course.credit * course.grade;
  123.           for (let j in gpLst) {
  124.             gpLst[j] += course.credit * getGP(course.grade, j);
  125.           }
  126.           used_couse_num ++;
  127.         };
  128.  
  129.         $('#gpa-res').empty();
  130.         $('#gpa-res').append($('<table>\
  131.           <tr><th>算法</th><th>GPA</th></tr>\
  132.           </table>'));
  133.  
  134.         for (let idx in gpLst) {
  135.           let newTr = "<tr><td>" + algoNames[idx] + "</td><td>" + (gpLst[idx] / total_credit).toFixed(2) + "</td></tr>";
  136.           $('#gpa-res table').append($(newTr));
  137.         }
  138.         let contentStr = "特殊加权学分绩:   " + (sum / total_credit).toFixed(2);
  139.         contentStr += "<br>已修读学分:   " + total_credit.toString();
  140.         contentStr += "<br>计算的课程数:   " + used_couse_num;
  141.         contentStr += "<br>总课程数:   " + course_lst.length;
  142.         $('#gpa-res').append($('<p>' + contentStr + '</p>'));
  143.       }
  144.  
  145.       let parser = new DOMParser();
  146.       if (is_old_system) {
  147.  
  148.         // prepare fallback grades when normal grade is one of 优良中差
  149.         let course_no_to_grade = {};
  150.  
  151.         parser.parseFromString(data[1], "text/html").querySelectorAll('.odd').forEach((row) => {
  152.           if (row.childNodes.length == 11) {
  153.             let course_no = row.childNodes[1].innerText.trim();
  154.             let grade = parseFloat(row.childNodes[7].innerText.trim());
  155.             if (course_no && grade)
  156.               course_no_to_grade[course_no] = grade;
  157.           }
  158.         });
  159.  
  160.         // parse grades
  161.         let body_lst = parser.parseFromString(data[0], "text/html").getElementsByTagName('body')[0].childNodes;
  162.  
  163.         for (let i = 0; i < body_lst.length; i++) {
  164.           if (body_lst[i].tagName == 'A') {
  165.             semester_name = body_lst[i].name;
  166.             if (semesters.indexOf(semester_name) == -1) {
  167.               semesters.push(semester_name);
  168.             }
  169.           } else if (body_lst[i].className == 'titleTop2') {
  170.             let entry = $(body_lst[i]).find('.odd');
  171.             for (let j = 0; j < entry.length; j++) {
  172.               let lst = entry[j].getElementsByTagName('td');
  173.               let grade_text = entry[j].getElementsByTagName('p')[0].innerText.trim();
  174.               let grade = parseFloat(grade_text);
  175.               if (grade_text in ['优', '良', '中', '差'])
  176.                 grade = course_no_to_grade[lst[0].innerText.trim()];
  177.               if (isNaN(grade)) continue;
  178.               let course_no = lst[0].innerText.trim();
  179.               let course_name_zh = lst[2].innerText.trim();
  180.               let course_name_en = lst[3].innerText.trim();
  181.               let course_type = lst[5].innerText.trim();
  182.               let course_credit = lst[4].innerText.trim();
  183.               course_lst.push(new course(
  184.                 course_no,
  185.                 course_name_zh,
  186.                 semester_name,
  187.                 course_type,
  188.                 parseFloat(course_credit),
  189.                 grade
  190.               ));
  191.               course_lst_csv += (course_name_en + ',' + course_credit + ',' + grade + '\n');
  192.             }
  193.           }
  194.         }
  195.  
  196.       } else {
  197.         let named_grade = {
  198.           '差': 65,
  199.           '及格': 65,
  200.           '合格': 65,
  201.           '中': 75,
  202.           '良': 85,
  203.           '优': 95
  204.         };
  205.         // parse grades
  206.         let body_lst = parser.parseFromString(data[0], "text/html").querySelector('#dataList tbody').childNodes;
  207.         body_lst = Array.prototype.slice.call(body_lst, 0).filter((_, idx) => idx % 2 === 0).slice(1);
  208.         body_lst = body_lst.map(it => it.cells);
  209.  
  210.         for (let item of body_lst) {
  211.           if (item[6].innerText.trim() === '免修') continue;
  212.           semester_name = item[1].innerText.trim();
  213.           if (semesters.indexOf(semester_name) == -1) {
  214.             semesters.push(semester_name);
  215.           }
  216.           let grade_text = item[5].innerText.trim();
  217.           let grade = parseFloat(grade_text);
  218.           if (grade_text in named_grade)
  219.             grade = named_grade[grade_text];
  220.           if (isNaN(grade)) continue;
  221.           let course_no = item[2].innerText.trim();
  222.           let course_name_zh = item[3].innerText.trim();
  223.           let course_name_en = item[3].innerText.trim(); // not found yet...
  224.           let course_type = item[13].innerText.trim();
  225.           let course_credit = item[7].innerText.trim();
  226.           course_lst.push(new course(
  227.             course_no,
  228.             course_name_zh,
  229.             semester_name,
  230.             course_type,
  231.             parseFloat(course_credit),
  232.             grade
  233.           ));
  234.           course_lst_csv += (course_name_en + ',' + course_credit + ',' + grade + '\n');
  235.         }
  236.       }
  237.  
  238.  
  239.       for (let i = 0; i < semesters.length; i++)
  240.         calc_mat.push([true, true, false]);
  241.  
  242.       // vue & ui stuff
  243.       let gpa_div = $(`<div id="gpa">
  244.       <div id="gpa-side">
  245.       <div id="gpa-modify">
  246.       <h2>课程属性:</h2>
  247.       <table>
  248.       <tr>
  249.         <th>课程名</th>
  250.         <th>类型</th>
  251.         <th>成绩</th>
  252.         <th>学分</th>
  253.       </tr>
  254.       <tr v-for="c in courses">
  255.         <td>{{c.name}}</td>
  256.         <td>
  257.           <select v-model="c.type">
  258.           <option>必修</option>
  259.           <option>选修</option>
  260.           <option>任选</option>
  261.           </select>
  262.         </td>
  263.         <td>{{c.grade}}</td>
  264.         <td>{{c.credit}}</td>
  265.       </tr>
  266.       </table></div>
  267.       </div>
  268.       
  269.       
  270.       <div id="gpa-main-frame">
  271.       <div id="calc-app">
  272.       <h2>要计算的课程:</h2>
  273.       <table>
  274.       <tr>
  275.         <th>学期</th>
  276.         <th>必修</th>
  277.         <th>选修</th>
  278.         <th>任选</th>
  279.       </tr>
  280.       <tr v-for="(r, idx) in mat">
  281.         <td>{{ semesters[idx] }}</td>
  282.         <td><input type="checkbox" id="checkbox" v-model="r[0]"></td>
  283.         <td><input type="checkbox" id="checkbox" v-model="r[1]"></td>
  284.         <td><input type="checkbox" id="checkbox" v-model="r[2]"></td>
  285.       </tr>
  286.       </table></div>
  287.       
  288.       
  289.       <h2>结果:</h2>
  290.       <div id="gpa-res">
  291.       </div>
  292.       <div id="csv-download">
  293.       </div>
  294.       <hr>
  295.       <p>程序完全基于前端，不会存储个人信息。</p>
  296.       <p>使用过程中有问题请在<a target="_blank" href="https://github.com/ssine/BUPT-GPA">代码仓库</a>提 issue</p>
  297.       <p>没问题也欢迎来点个 star ヽ(✿ﾟ▽ﾟ)ノ</p>
  298.       <p>欢迎把<a target="_blank" href="https://greasyfork.org/zh-CN/scripts/369550-bupt-gpa">这个脚本</a>分享给你的朋友哦(*/ω＼*)</p>
  299.       </div>
  300.       </div>`);
  301.  
  302.  
  303.       let sheet_css = $(`<style>
  304.       #gpa {
  305.         position: absolute;
  306.         right: 70px;
  307.         bottom: 20px;
  308.         height: 80%;
  309.         background-color: rgba(255,255,255,0.9);
  310.         font-size: 16px;
  311.         line-height: 23px;
  312.       }
  313.       #gpa table {
  314.         border-collapse: separate;
  315.         border-spacing: 15px 0;
  316.       }
  317.       #gpa-side {
  318.         float: left;
  319.         margin-right: 20px;
  320.         height: 100%;
  321.         overflow: auto;
  322.       }
  323.       #gpa-main-frame {
  324.         float: left;
  325.         height: 100%;
  326.         overflow: auto;
  327.       }
  328.       #gpa-modify table tr td:first-child, #gpa-modify table tr th:first-child {
  329.         width: 200px;
  330.       }
  331.       #calc-app {
  332.       }
  333.       #res-app {
  334.         margin-top: 50px;
  335.       }
  336.       #gpa-btn {
  337.         position: absolute;
  338.         right: 20px;
  339.         bottom: 20px;
  340.         background-color: RGB(119,119,119);
  341.         color: rgb(255,255,255);
  342.         height: 50px;
  343.         width: 50px;
  344.         border-radius: 50px;
  345.         font-family: sans-serif;
  346.       }
  347.       </style>`);
  348.  
  349.       let btn_download = $('<button id="download-btn">下载CSV成绩单</button>');
  350.       btn_download.click(() => {
  351.         exportRaw();
  352.       });
  353.  
  354.       $('head').append(sheet_css);
  355.       gpa_div.hide();
  356.       $('html').append(gpa_div);
  357.  
  358.       let btn = $('<button id="gpa-btn">GPA</button>');
  359.       btn.click(() => {
  360.         let app = $('#gpa');
  361.         if (app.css('display') == 'none')
  362.           app.css('display', '');
  363.         else
  364.           app.css('display', 'none');
  365.       });
  366.       $('html').append(btn);
  367.       $('#csv-download').append(btn_download);
  368.       showResult();
  369.  
  370.       const gpa_modify = new Vue({
  371.         el: '#gpa-modify',
  372.         data: {
  373.           courses: course_lst
  374.         },
  375.         watch: {
  376.           courses: {
  377.             handler(newValue, oldValue) {
  378.               showResult();
  379.             },
  380.             deep: true
  381.           }
  382.         }
  383.       });
  384.  
  385.       let calc_app = new Vue({
  386.         el: '#calc-app',
  387.         data: {
  388.           mat: calc_mat,
  389.           semesters: semesters
  390.         },
  391.         watch: {
  392.           mat: showResult
  393.         }
  394.       });
  395.     })
  396.   }
  397.  
  398.   if (is_old_system) window.parent.frames[1].onload = run;
  399.   else window.onload = run;
  400.  
  401. })();