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sudoerChris / RSGT_production

// ==UserScript==
// @name         RSGT_production
// @namespace    http://tampermonkey.net/
// @version      1.0
// @description  try to take over the world!
// @author       You
// @include      https://www38.polyu.edu.hk/eStudent/secure/*
// @grant         GM_xmlhttpRequest
// @require     http://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js
// @require       http://ajax.googleapis.com/ajax/libs/jquery/1.2.6/jquery.js
// @grant       GM_addStyle
// @grant       GM_getValue
// @grant       GM_setValue
// @run-at document-start
// ==/UserScript==
console.log("RSGT excuting");
//disable image
var images = document.getElementsByTagName('img');
for (var n = images.length; n--> 0;) {
    var img = images[n];
    img.setAttribute("src", "");
}
if (window.location.href.match(/.*page-not-available.jsf/)){
    window.location.assign("https://www38.polyu.edu.hk/eStudent/secure/my-subject-registration/subject-register-select-acad-year-sem.jsf");
}


//auto redirect
document.addEventListener ("DOMContentLoaded", DOM_ContentReady);
function DOM_ContentReady () {
    if (window.location.href.match(/.*subject-register-select-acad-year-sem.jsf/)){
        console.log("auto refresh");
        GM_setValue("added", "false");
        GM_setValue("phase", "1");
        document.getElementsByName('mainForm:yearSemDropDown')[0].selectedIndex=1;
        document.getElementsByName('mainForm:nextButton')[0].click();
    }
    var code = "CBS3505";
    var code1comp = ["0","1"];
    //auto input
    if (window.location.href.match(/.*subject-register-select-subject.jsf/)){
        if (!document.getElementsByClassName("errorbox") || document.getElementsByClassName("errorbox").length<2){
            if (GM_getValue("phase","")==="1"){
                console.log("phase1");
               document.getElementsByName('mainForm:basicSearchSubjectCode')[0].value = code;
               GM_setValue("phase", "2");
               document.getElementsByName('mainForm:basicSearchButton')[0].click();
            }
            else if (GM_getValue("phase","")==="2"){
                if (document.getElementById('mainForm:basicSearchTable:0:basicSearchAddSubjectButton_')){
                    GM_setValue("phase", "3");
                    document.getElementsByName('mainForm:basicSearchTable:0:basicSearchAddSubjectButton_')[0].click();
                }
                else{
                    GM_setValue("phase", "E");
                }
            }
            else if (GM_getValue("phase","")==="3"){
                if (document.getElementById('mainForm:ComponentTable')){
                    console.log("mainForm:ComponentTable");
                    //when select component
                    GM_setValue("added", "true");
                    for (i = 0; i < code1comp.length; i++) {
                    document.getElementsByName('mainForm:ComponentTable:'+code1comp[i]+':selectCompSelected_')[0].click();
                    }
                    GM_setValue("phase", "4");
                    document.getElementsByName('mainForm:selectButton')[0].click();
                }
            }
              else if (GM_getValue("phase","")==="4"){
                  GM_setValue("phase", "end");
                document.getElementsByName('mainForm:confirmButton')[0].click();
            }
        }
    }
}