highlightLinkReferenceIssue.user.js

// ==UserScript==
// @name         Highlight Link Reference Issue
// @match        https://fiu.instructure.com/*
// @exclude      https://fiu.instructure.com/courses/*/link_validator
// @exclude      https://fiu.instructure.com/courses
// @exclude      https://fiu.instructure.com/courses/*/content_migrations
// ==/UserScript==

let blackboardLinks = document.querySelectorAll('#content_listContainer a');
let canvasLinks = document.querySelectorAll('#content a');
let items = [];
let linkFlag = 'xid-';
let canvasCourseID = document.location.href.match(/\/(\d{4})\//i)[1];

for (let l of blackboardLinks) {
  if (l.href.includes(linkFlag)) {
    items.push(l.innerText);
    l.setAttribute('style', 'border: #FF0000 4px solid;');
  }
}
if (items.length > 0) {
  // alert (`There are ${items.length} old link(s) on this page highlighted in red.`);
  // List out items in console
  console.log(items);
}

for (let l of canvasLinks) {
  if ( l.href.includes(linkFlag) || ( l.href.includes('fiu.instructure.com/courses/') && !l.href.includes(canvasCourseID) ) ) {
    items.push(l.innerText);
    l.setAttribute('style', 'border: #FF0000 4px solid;');
  }
}

if (items.length > 0) {
  // alert (`There are ${items.length} old link(s) on this page highlighted in red.`);
  // List out items in console
  console.log(items);
}