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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
const SANDBOX_ATTR = "allow-storage-access-by-user-activation";
console.warn(
"Firefox calls the Storage Access API on behalf of the site. See https://bugzilla.mozilla.org/show_bug.cgi?id=1638383 for details."
);
// Watches for MS auth iframes and adds missing sandbox attribute. The attribute
// is required so the third-party iframe can gain access to its first party
// storage via the Storage Access API.
function init() {
const observer = new MutationObserver(() => {
document.body
.querySelectorAll("iframe[id^='msalRenewFrame'][sandbox]")
.forEach(frame => {
frame.sandbox.add(SANDBOX_ATTR);
});
});
observer.observe(document.body, {
attributes: true,
subtree: false,
childList: true,
});
}
window.addEventListener("DOMContentLoaded", init);
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