Integrate Rate My Professor to Testudo Schedule of Classes
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// ==UserScript==
// @name Terp Course Helper
// @author DickyT
// @license WTFPL
// @encoding utf-8
// @date 04/12/2019
// @modified 04/12/2019
// @include https://app.testudo.umd.edu/soc/*
// @grant GM_xmlhttpRequest
// @run-at document-end
// @version 0.0.6
// @description Integrate Rate My Professor to Testudo Schedule of Classes
// @namespace dkt.umdrmp.testudo
// @require https://unpkg.com/ajax-hook/dist/ajaxhook.min.js
// ==/UserScript==
const DATA = {
rmp: {},
pt: {},
};
let ALIAS = {};
function loadAliasTable() {
return new Promise((resolve) => {
const url = 'https://raw.githubusercontent.com/DickyT/Terp-Course-Helper/master/alias.json';
GM_xmlhttpRequest({
method: 'GET',
url,
onload: (data) => {
if (data.status == 200) {
ALIAS = JSON.parse(data.responseText);
}
resolve();
}
});
});
}
function getInstructorName(elem) {
const container = elem.childNodes[0];
if (container instanceof HTMLAnchorElement) {
return container.innerText;
}
return container.wholeText;
}
function updateInstructorRating() {
// unsafeWindow.console.log(DATA.rmp);
const instructorElements = unsafeWindow.document.querySelectorAll('.section-instructor');
Array.prototype.map.call(instructorElements, (elem) => {
const instructorName = getInstructorName(elem);
if (DATA.rmp[instructorName]) {
const oldElem = elem.querySelector('.rmp-rating-box');
if (oldElem) {
oldElem.remove();
}
const rating = DATA.rmp[instructorName].rating;
const ratingElem = document.createElement('a');
ratingElem.className = 'rmp-rating-box';
ratingElem.href = rating ? `https://www.ratemyprofessors.com/ShowRatings.jsp?tid=${DATA.rmp[instructorName].recordId}` : '';
ratingElem.title = instructorName;
ratingElem.target = '_blank';
ratingElem.innerText = rating ? rating.toFixed(1) : 'N/A';
elem.appendChild(ratingElem);
}
});
updatePTData();
}
function getRecordId(name) {
return new Promise((resolve, reject) => {
// unsafeWindow.console.log(ALIAS, name);
if (ALIAS[name]) {
const recordId = ALIAS[name].rmpId;
if (recordId) {
return resolve(recordId);
}
}
const url = `https://search-production.ratemyprofessors.com/solr/rmp/select?q=${encodeURIComponent(name)}&defType=edismax&qf=teacherfullname_t%5E1000%20autosuggest&bf=pow%28total_number_of_ratings_i%2C2.1%29&siteName=rmp&rows=20&start=0&fl=pk_id%20teacherfirstname_t%20teacherlastname_t%20total_number_of_ratings_i%20schoolname_s%20averageratingscore_rf%20averageclarityscore_rf%20averagehelpfulscore_rf%20averageeasyscore_rf%20chili_i%20schoolid_s%20teacherdepartment_s&fq=schoolid_s%3A1270&wt=json`;
GM_xmlhttpRequest({
method: 'GET',
url,
onload: (data) => {
if (data.status == 200) {
const res = JSON.parse(data.responseText);
const suggestionList = res.response.docs;
const [instructorInfo] = suggestionList.filter(d => d.schoolid_s === '1270');
if (instructorInfo) {
// unsafeWindow.console.log(instructorInfo);
return resolve(instructorInfo.pk_id);
}
}
reject();
}
});
});
}
function getRating(recordId) {
return new Promise((resolve, reject) => {
const url = `https://www.ratemyprofessors.com/ShowRatings.jsp?tid=${recordId}`;
GM_xmlhttpRequest({
method: 'GET',
url,
onload: (data) => {
if (data.status == 200) {
const res = data.responseText;
const reader = document.implementation.createHTMLDocument('reader'); // prevent loading any resources
const fakeHtml = reader.createElement('html');
fakeHtml.innerHTML = res;
const ratingRawElem = fakeHtml.querySelector('#mainContent div.grade');
if (ratingRawElem) {
return resolve(Number(ratingRawElem.innerText));
}
}
reject();
}
});
});
}
function loadRateData() {
const instructorElements = unsafeWindow.document.querySelectorAll('.section-instructor');
Array.prototype.map.call(instructorElements, (elem) => {
const instructorName = getInstructorName(elem);
if (!DATA.rmp[instructorName]) {
DATA.rmp[instructorName] = {
name: instructorName,
};
getRecordId(instructorName).then((recordId) => {
getRating(recordId).then((rating) => {
DATA.rmp[instructorName].recordId = recordId;
DATA.rmp[instructorName].rating = rating;
updateInstructorRating();
}).catch(() => {
updateInstructorRating();
});
}).catch(() => {
updateInstructorRating();
});
}
});
}
function getPTCourseData(courseId) {
return new Promise((resolve, reject) => {
const url = `https://planetterp.com/course/${courseId}`;
GM_xmlhttpRequest({
method: 'GET',
url,
onload: (data) => {
if (data.status == 200) {
const res = data.responseText;
const reader = document.implementation.createHTMLDocument('reader'); // prevent loading any resources
const fakeHtml = reader.createElement('html');
fakeHtml.innerHTML = res;
const courseData = {
courseId,
instructors: {},
};
const avgGPAElem = fakeHtml.querySelector('#course-grades > p.center-text');
if (avgGPAElem) {
const matchRes = avgGPAElem.innerText.match(/Average GPA: ([0-9]\.[0-9]{2})/);
if (matchRes && matchRes[1]) {
const avgGPA = Number(matchRes[1]);
if (!Number.isNaN(avgGPA)) {
courseData.avgGPA = avgGPA;
}
}
}
const instructorReviewElementList = fakeHtml.querySelectorAll('#course-professors > div');
Array.prototype.map.call(instructorReviewElementList, (instructorCardElem) => {
const instructorNameElem = instructorCardElem.querySelector('.card-header a');
if (instructorNameElem) {
const instructorName = instructorNameElem.innerText;
const instructorId = instructorNameElem.getAttribute('href').replace(/^\/professor\//, '');
const reviewElement = instructorCardElem.querySelector('.card-text');
if (reviewElement) {
const res = reviewElement.innerText.match(/Average rating: ([0-9]\.[0-9]{2})/);
if (res && res[1]) {
const rating = Number(res[1]);
if (!Number.isNaN(rating)) {
courseData.instructors[instructorName] = {
name: instructorName,
id: instructorId,
rating,
}
}
}
}
}
});
return resolve(courseData);
}
reject();
}
});
});
}
function updatePTData() {
const allCourseElem = document.querySelectorAll('#courses-page .course');
Array.prototype.map.call(allCourseElem, (courseElem) => {
const courseIdElem = courseElem.querySelector('.course-id');
const courseId = courseIdElem.innerText;
const courseIdContainer = courseIdElem.parentNode;
const oldElem = courseElem.querySelector('.pt-gpa-box');
if (oldElem) {
oldElem.remove();
}
if (DATA.pt[courseId]) {
const avgGPA = DATA.pt[courseId].avgGPA;
const avgGPAElem = document.createElement('a');
avgGPAElem.className = 'pt-gpa-box';
avgGPAElem.href = `https://planetterp.com/course/${courseId}`;
avgGPAElem.title = courseId;
avgGPAElem.target = '_blank';
avgGPAElem.innerText = avgGPA ? `AVG GPA ${avgGPA.toFixed(2)}` : 'N/A';
courseIdContainer.appendChild(avgGPAElem);
}
const instructorElemList = courseElem.querySelectorAll('.section-instructor');
Array.prototype.map.call(instructorElemList, (elem) => {
const instructorName = getInstructorName(elem);
if (DATA.pt[courseId] && DATA.pt[courseId].instructors[instructorName]) {
const oldElem = elem.querySelector('.pt-rating-box');
if (oldElem) {
oldElem.remove();
}
const rating = DATA.pt[courseId].instructors[instructorName].rating;
const ratingElem = document.createElement('a');
ratingElem.className = 'pt-rating-box';
ratingElem.href = rating ? `https://planetterp.com/professor/${DATA.pt[courseId].instructors[instructorName].id}` : '';
ratingElem.title = instructorName;
ratingElem.target = '_blank';
ratingElem.innerText = rating ? rating.toFixed(2) : 'N/A';
elem.appendChild(ratingElem);
}
});
});
}
function loadPTData() {
const courseIdElements = document.querySelectorAll('.course-id');
let count = 0;
function tryUpdateUI() {
count += 1;
if (count >= courseIdElements.length) {
updatePTData();
}
}
Array.prototype.map.call(courseIdElements, (elem) => {
const courseId = elem.innerText;
if (!DATA.pt[courseId]) {
DATA.pt[courseId] = {
courseId,
};
getPTCourseData(courseId).then((courseData) => {
DATA.pt[courseId] = courseData;
tryUpdateUI();
}).catch(() => {
tryUpdateUI();
});
}
});
}
unsafeWindow.window.x = updatePTData;
function main() {
loadAliasTable().then(() => {
// First load
loadPTData();
loadRateData();
// Add hook to HTTP events
const hookAjax = unsafeWindow.window.hookAjax;
hookAjax({
onreadystatechange: (xhr) => {
if (/https?:\/\/app.testudo.umd.edu\/soc\/[0-9]{6}\/sections\?*/.test(xhr.responseURL)) {
if(xhr.readyState === XMLHttpRequest.DONE && xhr.status === 200) {
setTimeout(loadRateData, 200);
}
}
},
});
});
}
const ajaxHookLib = document.createElement('script');
ajaxHookLib.addEventListener('load', main);
ajaxHookLib.src = 'https://unpkg.com/ajax-hook/dist/ajaxhook.min.js';
document.head.appendChild(ajaxHookLib);
const styleInject = `
.rmp-rating-box,
.pt-rating-box {
border-radius: 5px;
padding: 1px 5px;
margin-left: 10px;
background-color: #FF0266;
color: #FFFFFF !important;
font-family: monospace;
font-weight: bold;
}
.pt-rating-box {
background-color: #009688;
}
.pt-gpa-box {
display: flex;
text-align: center;
margin-top: 10px;
border-radius: 5px;
background-color: #009688;
color: #FFFFFF !important;
font-family: monospace;
font-weight: bold;
padding: 1px;
}
`;
const styleInjectElem = document.createElement('style');
styleInjectElem.id = 'umd-rmp-style-inject';
styleInjectElem.innerHTML = styleInject;
document.head.appendChild(styleInjectElem);