View class ranking on sis.powayusd.com

ViewRanking.user.js

// ==UserScript==
// @name        View class ranking on sis.powayusd.com
// @author      Gaurav Paryani
// @description While class rankings for students at Poway Unified schools aren't displayed, they are in fact served to students when viewing the "Course History" page, but hidden in the page DOM. This script simply makes this information visible.
// @version     1.1
// @license     MIT; https://opensource.org/licenses/MIT
// @match       *://sis.powayusd.com/PXP2_CourseHistory.aspx*
// @match       *://swsis.powayusd.com/PXP2_CourseHistory.aspx*
// @updateURL   https://gist.github.com/gparyani/424c06af28628d8e572a2fd63b2726b1/raw/b18d760f6f69791201c341b9cdf7ad38a8bc7522/ViewRanking.user.js
// @downloadURL https://gist.github.com/gparyani/424c06af28628d8e572a2fd63b2726b1/raw/b18d760f6f69791201c341b9cdf7ad38a8bc7522/ViewRanking.user.js
// @grant       none
// @run-at      document-body
// @noframes
// ==/UserScript==

console.log("Class rank user script initiated")
var ranks = document.getElementsByClassName("gpa-rank");
for(var i = ranks.length - 1; i >= 0; i--) {
  ranks[i].setAttribute("class", "gpa-rank");
}