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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/. */
"use strict";
/**
* Bug 1731825 - Office 365 email handling prompt autohide
*
* This site patch prevents the notification bar on Office 365
* apps from popping up on each page-load, offering to handle
* email with Outlook.
*/
/* globals exportFunction */
const warning =
"Office 365 Outlook email handling prompt has been hidden. See https://bugzilla.mozilla.org/show_bug.cgi?id=1731825 for details.";
const localStorageKey = "mailProtocolHandlerAlreadyOffered";
const nav = navigator.wrappedJSObject;
const { registerProtocolHandler } = nav;
const { localStorage } = window.wrappedJSObject;
Object.defineProperty(navigator.wrappedJSObject, "registerProtocolHandler", {
value: exportFunction(function (scheme, url, title) {
if (localStorage.getItem(localStorageKey)) {
console.info(warning);
return undefined;
}
registerProtocolHandler.call(nav, scheme, url, title);
localStorage.setItem(localStorageKey, true);
return undefined;
}, window),
});
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