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Show course details on hover
// ==UserScript==
// @name UofT - Course Hover Popup
// @namespace https://gist.github.com/jackjona/bbdce489534ec873b0738cca10100fc2
// @homepageURL https://gist.github.com/jackjona/bbdce489534ec873b0738cca10100fc2
// @supportURL https://gist.github.com/jackjona/bbdce489534ec873b0738cca10100fc2
// @version 1.2
// @description Show course details on hover
// @author Jack Jona
// @match https://artsci.calendar.utoronto.ca/*
// @icon https://icons.duckduckgo.com/ip3/utoronto.ca.ico
// @grant GM_xmlhttpRequest
// @grant GM_addStyle
// @license MIT
// ==/UserScript==
(function() {
'use strict';
// Add CSS for the popup
GM_addStyle(`
.course-popup {
position: absolute;
border: 1px solid #ccc;
border-radius: 3px;
background: #fff;
padding: 10px;
box-shadow: 0 0 10px rgba(0,0,0,0.1);
z-index: 1000;
display: none;
max-width: 580px;
}
`);
// Create the popup element
const popup = document.createElement('div');
popup.className = 'course-popup';
document.body.appendChild(popup);
// Function to show the popup
function showPopup(event, content) {
popup.innerHTML = content;
popup.style.top = `${event.pageY + 10}px`;
popup.style.left = `${event.pageX + 10}px`;
popup.style.display = 'block';
}
// Function to hide the popup
function hidePopup() {
popup.style.display = 'none';
}
// Function to extract course details
function extractCourseDetails(html) {
const parser = new DOMParser();
const doc = parser.parseFromString(html, 'text/html');
// Data to extract
const title = doc.querySelector('h1.page-title')?.innerText || 'N/A';
const hours = doc.querySelector('div.field--name-field-hours .field__item')?.innerText || 'N/A';
const descriptionElements = doc.querySelectorAll('div.node__content div.field--name-body.field--type-text-with-summary p');
const description = Array.from(descriptionElements).map(p => p.innerText).join('<br><br>') || 'N/A';
const prerequisites = doc.querySelector('div.field--name-field-prerequisite .field__item')?.innerText || 'N/A';
const corequisites = doc.querySelector('div.field--name-field-corequisite .field__item')?.innerText || 'N/A';
const requirement = doc.querySelector('div.field--name-field-breadth-requirements .field__item')?.innerText || 'N/A';
// Displayed content
return `
<strong>Title:</strong> ${title}<br>
<strong>Hours:</strong> ${hours}<br>
<strong>Description:</strong> ${description}<br>
<strong>Prerequisites:</strong> ${prerequisites}<br>
<strong>Corequisites:</strong> ${corequisites}<br>
<strong>Requirement (Breadth):</strong> ${requirement}
`;
}
// Add event listeners to course links
document.querySelectorAll('a[href^="/course/"]').forEach(link => {
link.addEventListener('mouseover', event => {
const url = link.getAttribute('href').toLowerCase();
GM_xmlhttpRequest({
method: 'GET',
url: url,
onload: function(response) {
const details = extractCourseDetails(response.responseText);
showPopup(event, details);
}
});
});
link.addEventListener('mouseout', hidePopup);
});
})();