Calculates totals when canvas doesn't want to
// ==UserScript==
// @name Bypass "Calculation of totals has been disabled" for canvas
// @namespace https://boehs.org
// @match https://*.instructure.com/courses/*/grades
// @grant none
// @version 1.0.2
// @author Evan Boehs
// @description Calculates totals when canvas doesn't want to
// @supportURL https://gist.github.com/boehs/883fda113facb902ac440cab26b09cb9
// @license GPL-3.0-only
// ==/UserScript==
function update() {
let totalCurrent = 0
let totalPossible = 0
const assignments = document.querySelectorAll("tr.student_assignment:not(.group_total)")
assignments.forEach(assignment => {
const possible = Number((assignment.querySelector(".possible.points_possible").textContent || "").trim())
const current = Number((assignment.querySelector(".assignment_score .grade").textContent.replace(/((hat-)|[^0-9-])/g,"") || "").trim())
if (!isNaN(possible + current)) {
totalPossible += possible
totalCurrent += current
}
})
const percent = (totalCurrent / totalPossible) * 100
document.getElementById("student-grades-final").innerHTML = `${percent}% <sub>
<span>(Bypassed)</span>
<br/>
<span>NOTE: This script does not support weights yet</span>
</sub>`
}
if (document.getElementById("student-grades-final").textContent.trim() == 'Calculation of totals has been disabled') {
const observer = new MutationObserver(update)
observer.observe(document.getElementById("grades_summary"), { childList:true, subtree:true })
update()
}