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哈工大学分绩计算器 v1.6
// ==UserScript==
// @name HITGPACALC
// @namespace HITGPACALC
// @description 哈工大学分绩计算器 v1.6
// @include http://jwc.hit.edu.cn/students/xwcx.asp
// @include http://xscj.hit.edu.cn/hitjwgl/xs/cjcx/CX_1.asp?LB=1
// @include http://xscj.hit.edu.cn/hitjwgl/xs/cjcx/CX_1.asp?LB=2
// @include https://vpn.hit.edu.cn/hitjwgl/xs/cjcx/,DanaInfo=xscj.hit.edu.cn+CX_1.asp?LB=1
// @include https://vpn.hit.edu.cn/hitjwgl/xs/cjcx/,DanaInfo=xscj.hit.edu.cn+CX_1.asp?LB=2
// @version 0.0.1.20140611121720
// ==/UserScript==
var myVersion="1.6";
var str=document.body.innerHTML;
var a,kc,n,xf,fs,l,kch;
var tempstr="";
var mysite="http://groundmelon.duapp.com/hitgpacalc/";
var mysite1="http://groundmelon.kiluweb.com/hitgpacalc/";
var chky="1";
var chkn="0";
var XIAOWAICHAXUN="http://jwc.hit.edu.cn/students/xwcx.asp";
var mydiv = document.createElement("div");
mydiv.id = "gpadiv";
mydiv.style.zIndex = "100";
mydiv.style.position = "absolute";
mydiv.style.left = "840px";
mydiv.style.top = "120px";
mydiv.style.width = "360px";
mydiv.style.height = "auto";
mydiv.style.border = "5px solid";
mydiv.style.overflow = "auto";
mydiv.style.backgroundColor = "#F7F4EC";
mydiv.style.color="#000000";
mydiv.style.fontSize="16px";
mydiv.style.lineHeight="24px";
//document.body.appendChild(mydiv);
writestr="";
writestr+="<div style=\"clear:both; text-align:center\">";
writestr+="欢迎使用哈工大在线学分绩计算器 by 4系地瓜 ";
writestr+="<\/div>";
writestr+="<div style=\"clear:both;\">";
writestr+="<div style=\"float:left; width:50px;\">"+" "+"<\/div>";
writestr+="<div style=\"float:left; width:100px; text-align:center\">"+"<input id=\"unfoldbtn\" type=\"button\" value=\"展开\" style=\"width:90px\">"+"<\/div>";
writestr+="<div style=\"float:left; width:100px; text-align:center\">"+"<input id=\"foldbtn\" type=\"button\" value=\"收起\" style=\"width:90px;\">"+"<\/div>";
writestr+="<div style=\"float:left; width:90px; text-align:center; font-size:14px\">"+"版本 "+myVersion;+"<\/div>";
writestr+="<\/div>";
writestr+="<div id = 'content'>"
writestr+="<div style=\"clear:both; text-align:left; font-size:14px\">";
writestr+="检查更新&反馈问题 请访问<a href=\""+mysite+"\" target=\"_blank\">项目主页<\/a>";
writestr+="<\/div>";
mydiv.innerHTML=writestr;
if (location.href==XIAOWAICHAXUN){//校外
if (str.match(/成绩单/)==null){
writestr+="<div style=\"clear:both;\">";
writestr+="<p>当前页面没有成绩表！<\/p>";
writestr+="<\/div>";
mydiv.innerHTML=writestr;
}
else{
try{
str = document.body.innerHTML;
document.body.innerHTML = str.replace('<table border="1" cellpadding="0" cellspacing="0" bordercolordark="#FFFFFF" bordercolorlight="#999999">'
,'<table id="cjb" border="1" cellpadding="0" cellspacing="0" bordercolordark="#FFFFFF" bordercolorlight="#999999">');
cjb=document.getElementById("cjb");
rows=cjb.getElementsByTagName("tr").length;
cols=cjb.getElementsByTagName("tr")[0].getElementsByTagName("td");
l=rows-1;
kc=new Array(l);
xq=new Array(l);
fs=new Array(l);
for(i=1;i<rows;++i)
{
n=i-1;
item=cjb.getElementsByTagName("tr")[i];
xq[n]=item.getElementsByTagName("td")[0].innerHTML.replace(' ','');
kc[n]=item.getElementsByTagName("td")[1].innerHTML.replace(' ','');;
fs[n]=item.getElementsByTagName("td")[2].innerHTML.replace(' ','');;
}
lastxq="0";
thisxq="1";
for (n=0;n<l;n++)
{
thisxq=xq[n];
if (lastxq!=thisxq)
{
writestr+="<div style=\"clear:both;\">";
writestr+="<div style=\"float:left;\">"+"======== "+thisxq+" ========"+"<\/div>";
writestr+="<\/div>";
}
lastxq=thisxq;
writestr+="<div style=\"clear:both;\">";
writestr+="<div style=\"float:left; width:200px;\">"+kc[n]+"<\/div>";
writestr+="<div style=\"float:left; width:50px; text-align:center\">"+fs[n]+"<\/div>";
writestr+="<div style=\"float:left; width:50px; text-align:center\">"+"<input id=\"cb"+n+"\" type=\"checkbox\" checked />"+"<\/div>";
writestr+="<\/div>";
}
}catch(e){
writestr+="<div style=\"clear:both;\">";
writestr+="<p><\/p><p>对不起！脚本运行出错！如果你愿意，请按如下方法反馈：右键——查看网页源代码，把里面的东西复制下来，保存在文本文件里（可以删去学号和姓名），发送到[email protected]。感谢您的支持！<\/p>";
writestr+="<\/div>";
mydiv.innerHTML=writestr;
}
}
writestr+="<div style=\"clear:both;text-align:center;\">没有学分数据，不能计算学分绩";
//writestr+="";
writestr+="<\/div>";
writestr+="<div><\/div>";
writestr+="<div style=\"clear:both;text-align:center;\">";
writestr+="<input id=\"clearbtn\" type=\"button\" value=\"关闭学分绩计算器\"/>";
writestr+="<\/div>";
writestr+="<div style=\"clear:both;\">";
writestr+="<p><\/p>对成绩不满意？<a href=\"javascript:alert('认真学习吧，少年:-P')\" target=\"_blank\">点击这里<\/a>修改成绩";
writestr+="<\/div>";
writestr+="<\/div>";
mydiv.innerHTML=writestr;
console.log(mydiv);
}
else//校内
{
try
{
a=str.match(/<tr onmouseover="SeeSetBg\(this\)" onmouseout="SeeReBg\(this\)"[\s\S]*?<\/tr>/g);
l=a.length;
kc=new Array(l);
xf=new Array(l);
fs=new Array(l);
kch=new Array(l);
xq=new Array(l);
for (n=0;n<l;n++)
{
xq[n]=(a[n].match(/<td height="25"><div align="center">(.+)(?=<\/div><\/td>)/))[0];
xq[n]=RegExp.$1;
kc[n]=(a[n].match(/<td[\s\S]*?<\/td>[\s\S]*?<td><div align="left">(.*)(?=<\/div><\/td>)/))[0];
kc[n]=RegExp.$1;
xf[n]=a[n].match(/<td[\s\S]*?<\/td>[\s\S]*?(<td>.*<\/td>[\s\S]*?){3}<td><div align="center">[\s\S]*?(\d.\d)(?=[\s\S]*?<\/div><\/td>)/)[0];
xf[n]=RegExp.$2;
fs[n]=a[n].match(/(<td[\s\S]*?<\/td>[\s\S]*?){7}<td[\s\S]*?<a[\s\S]*?>(.+)(?=<\/a>[\s\S]*?<\/div><\/td>)|(<td[\s\S]*?<\/td>[\s\S]*?){7}<td[\s\S]*?<div align="center">[\s]*(.+)(?=[\s]*<\/div><\/td>)/)[0];
fs[n]=RegExp.$2+RegExp.$4;
kch[n]=a[n].match(/<td><div align="center">(.*)(?=<\/div><\/td>)/)[0];
kch[n]=RegExp.$1;
}
lastxq="0";
thisxq="1";
for (n=0;n<l;n++)
{
thisxq=xq[n];
if (lastxq!=thisxq)
{
writestr+="<div style=\"clear:both;\">";
writestr+="<div style=\"float:left; width:50px;\">"+" "+"<\/div>";
writestr+="<div style=\"float:left; width:350px;\">"+"========== "+thisxq+" =========="+"<\/div>";
writestr+="<\/div>";
}
lastxq=thisxq;
writestr+="<div style=\"clear:both;\">";
writestr+="<div style=\"float:left; width:200px;\">"+kc[n]+"<\/div>";
writestr+="<div style=\"float:left; width:50px; text-align:center\">"+xf[n]+"<\/div>";
writestr+="<div style=\"float:left; width:50px; text-align:center\">"+fs[n]+"<\/div>";
writestr+="<div style=\"float:left; width:50px; text-align:center\">"+"<input id=\"cb"+n+"\" type=\"checkbox\" checked />"+"<\/div>";
writestr+="<\/div>";
}
}catch(e){
writestr+="<div style=\"clear:both;\">";
writestr+="<p><\/p><p>对不起！脚本运行出错！如果愿意，请按如下方法反馈：右键——查看网页源代码，把里面的东西复制下来，保存在文本文件里（可以删去学号和姓名），发送到[email protected]。感谢您的支持！<\/p>";
writestr+="<\/div>";
mydiv.innerHTML=writestr;
document.getElementById("savebtn").addEventListener('click',save,false);
document.getElementById("loadbtn").addEventListener('click',load,false);
}
writestr+="<div style=\"clear:both;text-align:center;\">";
writestr+="<input id=\"choosebtn\" type=\"button\" value=\"选择高学分课程\">";
writestr+="<input id=\"chooseallbtn\" type=\"button\" value=\"全选\">";
writestr+="<input id=\"unchooseallbtn\" type=\"button\" value=\"清空\"/>";
writestr+="<input id=\"savebtn\" type=\"button\" value=\"储存勾选信息\"/>";
writestr+="<input id=\"loadbtn\" type=\"button\" value=\"读取勾选信息\"/>";
writestr+="<\/div>";
writestr+="<div><\/div>";
writestr+="<div style=\"clear:both;text-align:center;\">";
writestr+="<input id=\"calcbtn\" type=\"button\" value=\"计算学分绩\"/>";
writestr+="<input id=\"clearbtn\" type=\"button\" value=\"关闭学分绩计算器\"/>";
writestr+="<\/div>";
writestr+="<div style=\"clear:both;\">";
writestr+="<p><\/p>对成绩不满意？<a href=\"javascript:alert('认真学习吧，少年:-P')\" target=\"_blank\">点击这里<\/a>修改成绩";
writestr+="<\/div>";
writestr+="<\/div>";
mydiv.innerHTML=writestr;
}
document.body.appendChild(mydiv);
document.getElementById("clearbtn").addEventListener('click',clearcalc,false);
document.getElementById("unfoldbtn").addEventListener('click',unfold,false);
document.getElementById("foldbtn").addEventListener('click',fold,false);
if (location.href!=XIAOWAICHAXUN)
{
document.getElementById("calcbtn").addEventListener('click',calc,false);
document.getElementById("chooseallbtn").addEventListener('click',chooseall,false);
document.getElementById("unchooseallbtn").addEventListener('click',unchooseall,false);
document.getElementById("choosebtn").addEventListener('click',choose,false);
document.getElementById("unfoldbtn").addEventListener('click',unfold,false);
document.getElementById("foldbtn").addEventListener('click',fold,false);
document.getElementById("savebtn").addEventListener('click',save,false);
document.getElementById("loadbtn").addEventListener('click',load,false);
unchooseall();
choose();
fold();
}
function unfold()
{
//elem=document.getElementById("gpadiv");
//elem.style.height="auto";
elem=document.getElementById("content");
elem.style.display="block";
}
function fold()
{
//elem=document.getElementById("gpadiv");
//elem.style.height="60px";
elem=document.getElementById("content");
elem.style.display="none";
}
function calc()
{
var ixf,xfj,bz,gj,bd;
var s;
rstdiv = document.createElement("div");
rstdiv.id = "rstdiv";
rstdiv.style.zIndex = "100";
rstdiv.style.position = "absolute";
rstdiv.style.margin = "-150px 0px 0px -200px";
rstdiv.style.left = "50%";
rstdiv.style.top =(document.documentElement.scrollTop || document.body.scrollTop)+parseInt(window.screen.availHeight/2)+"px";
rstdiv.style.width = "400px";
rstdiv.style.height = "300px";
rstdiv.style.border = "5px solid";
rstdiv.style.overflow = "auto";
rstdiv.style.backgroundColor = "#F7F4EC";
rstdiv.style.color="#000000";
rstdiv.style.fontSize="16px";
rstdiv.style.lineHeight="1.2";
document.body.appendChild(rstdiv);
ixf=0;xfj=0;bz=bd=gj=0;
for (n=0;n<l;n++)
{
s="cb"+n;
if (document.getElementById(s).checked==true){
ixf=ixf+parseFloat(xf[n]);
//学分绩
xfj=xfj+parseFloat(xf[n])*parseFloat(fs[n]);
//标准
bz=bz+parseFloat((fs[n]==100)?4:Math.floor((fs[n]-60)/10+1))*parseFloat(xf[n]);
//改进
if (fs[n]>=85) {gj=gj+parseFloat(xf[n])*parseFloat(4);}
else{
if (fs[n]>=70) {gj=gj+parseFloat(xf[n])*parseFloat(3);}
else{
if (fs[n]>=60) {gj=gj+parseFloat(xf[n])*parseFloat(2);}
}
}
//北大
if (fs[n]>=90) {bd=bd+parseFloat(xf[n])*parseFloat(4);}
else{
if (fs[n]>=85) {bd=bd+parseFloat(xf[n])*parseFloat(3.7);}
else{
if (fs[n]>=82) {bd=bd+parseFloat(xf[n])*parseFloat(3.3);}
else{
if (fs[n]>=78) {bd=bd+parseFloat(xf[n])*parseFloat(3.0);}
else{
if (fs[n]>=75) {bd=bd+parseFloat(xf[n])*parseFloat(2.7);}
else{
if (fs[n]>=72) {bd=bd+parseFloat(xf[n])*parseFloat(2.3);}
else{
if (fs[n]>=68) {bd=bd+parseFloat(xf[n])*parseFloat(2.0);}
else{
if (fs[n]>=64) {bd=bd+parseFloat(xf[n])*parseFloat(1.5);}
else{
if (fs[n]>=60) {bd=bd+parseFloat(xf[n])*parseFloat(1.0);}
}
}
}
}
}
}
}
}
}
}
rstdiv.innerHTML+="<p></p>"
rstdiv.innerHTML+="<div> 所选科目的学分绩是："+toDecimal(xfj/ixf)+"</div>";
rstdiv.innerHTML+="<p style=\"text-indent:2em;\">"+"</p>";
rstdiv.innerHTML+="<div style=\"line-height:1\"> 所选科目的GPA是：";
rstdiv.innerHTML+="<p style=\"text-indent:2em;\">标准算法 ："+toDecimal(xfj/ixf/25)+"</p>";
rstdiv.innerHTML+="<p style=\"text-indent:2em;\">标准4.0算法 ："+toDecimal(bz/ixf)+"</div>";
rstdiv.innerHTML+="<p style=\"text-indent:2em;\">改进4.0算法 ："+toDecimal(gj/ixf)+"</div>";
rstdiv.innerHTML+="<p style=\"text-indent:2em;\">北大4.0算法 ："+toDecimal(bd/ixf)+"</div>";
rstdiv.innerHTML+="<p style=\"text-indent:2em;\">"+"</p>";
rstdiv.innerHTML+="<p style=\"text-indent:2em;\">"+"</p>";
rstdiv.innerHTML+="<p style=\"text-indent:2em;\">"+"算法说明请点击<a href=\""+mysite+"method.html\" target=\"_blank\">这里<\/a>"+"</p>"+"</div>";
rstdiv.innerHTML+="<div> <input id=\"clrrstbtn\" type=\"button\" value=\"关闭窗口\" /></div>";
document.getElementById("clrrstbtn").addEventListener('click',clearrst,false);
}
function clearcalc()
{
try{
elem=document.getElementById("rstdiv");
document.body.removeChild(elem);
}catch(e){}
elem=document.getElementById("gpadiv");
document.body.removeChild(elem);
}
function clearrst()
{
elem=document.getElementById("rstdiv");
document.body.removeChild(elem);
}
function chooseall()
{
for (n=0;n<l;n++)
{
s="cb"+n;
document.getElementById(s).checked=true;
}
}
function choose()
{
for (n=0;n<l;n++)
{
s="cb"+n;
if (xf[n]>=2.5)
{
document.getElementById(s).checked=true;
}else{
document.getElementById(s).checked=false;
}
}
}
function unchooseall()
{
for (n=0;n<l;n++)
{
s="cb"+n;
document.getElementById(s).checked=false;
}
}
function save()
{
for (n=0;n<l;n++)
{
s="cb"+n;
if (document.getElementById(s).checked==true)
{
setCookie(kch[n],chky,365);
if (getCookie(kch[n])==null) alert("NULL");
}else{
setCookie(kch[n],chkn,365);
};
}
alert("存储成功！");
}
function load()
{
var mycookies;
for (n=0;n<l;n++)
{
s="cb"+n;
mycookies=getCookie(kch[n]);
if (mycookies!=null)
{
if (mycookies==chky)
{
document.getElementById(s).checked=true;
}else
{
document.getElementById(s).checked=false;
}
}
else
{
alert("没有存储记录！");
}
}
}
function setCookie(c_name,value,expiredays)
{
var exdate=new Date()
exdate.setDate(exdate.getDate()+expiredays)
document.cookie=c_name+ "=" +escape(value)+
((expiredays==null) ? "" : ";expires="+exdate.toGMTString())
}
function getCookie(c_name)
{
if (document.cookie.length>0)
{
c_start=document.cookie.indexOf(c_name + "=")
if (c_start!=-1)
{
c_start=c_start + c_name.length+1
c_end=document.cookie.indexOf(";",c_start)
if (c_end==-1) c_end=document.cookie.length
return unescape(document.cookie.substring(c_start,c_end))
}
}
return ""
}
function toDecimal(x) {
var f = parseFloat(x);
if (isNaN(f)) {
return;
}
f = Math.round(x*100)/100;
return f;
}
var winWidth = 0;
var winHeight = 0;
var x;
function findDimensions() //函数：获取尺寸
{
//获取窗口宽度
if (window.innerWidth)
winWidth = window.innerWidth;
else if ((document.body) && (document.body.clientWidth))
winWidth = document.body.clientWidth;
//获取窗口高度
if (window.innerHeight)
winHeight = window.innerHeight;
else if ((document.body) && (document.body.clientHeight))
winHeight = document.body.clientHeight;
//通过深入Document内部对body进行检测，获取窗口大小
if (document.documentElement && document.documentElement.clientHeight &&
document.documentElement.clientWidth)
{
winHeight = document.documentElement.clientHeight;
winWidth = document.documentElement.clientWidth;
}
if (location.href==XIAOWAICHAXUN){
x=""+((winWidth-670)/2+670)+"px";
document.getElementById("gpadiv").style.left=x;
document.getElementById("gpadiv").style.width="400px";
document.body.scrollLeft=document.body.scrollWidth;
}else{
x=""+((winWidth-340)/2+340)+"px";
document.getElementById("gpadiv").style.left=x;
}
}
findDimensions(); //调用函数，获取数值
window.onresize=findDimensions;