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36 lines
1.2 KiB
JavaScript
36 lines
1.2 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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/**
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* Bug 1889326 - Office 365 email handling prompt autohide
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*
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* This site patch prevents the notification bar on Office 365
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* apps from popping up on each page-load, offering to handle
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* email with Outlook.
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*/
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/* globals exportFunction */
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const warning =
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"Office 365 Outlook email handling prompt has been hidden. See https://bugzilla.mozilla.org/show_bug.cgi?id=1889326 for details.";
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const localStorageKey = "mailProtocolHandlerAlreadyOffered";
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const nav = navigator.wrappedJSObject;
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const { registerProtocolHandler } = nav;
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const { localStorage } = window.wrappedJSObject;
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Object.defineProperty(navigator.wrappedJSObject, "registerProtocolHandler", {
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value: exportFunction(function (scheme, url, title) {
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if (localStorage.getItem(localStorageKey)) {
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console.info(warning);
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return undefined;
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}
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registerProtocolHandler.call(nav, scheme, url, title);
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localStorage.setItem(localStorageKey, true);
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return undefined;
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}, window),
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});
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