forked from mirrors/gecko-dev
1de1359036
Screenshots is now part of the browser first-run experience so get rid of the onboarding slides embedded in screenshots. This means fewer strings that need to be ported to fluent. Differential Revision: https://phabricator.services.mozilla.com/D58815 --HG-- extra : moz-landing-system : lando
94 lines
3.5 KiB
JavaScript
94 lines
3.5 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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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/* globals catcher, callBackground, content */
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/** This is a content script added to all screenshots.firefox.com pages, and allows the site to
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communicate with the add-on */
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"use strict";
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this.sitehelper = (function() {
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// This gives us the content's copy of XMLHttpRequest, instead of the wrapped
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// copy that this content script gets:
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const ContentXMLHttpRequest = content.XMLHttpRequest;
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catcher.registerHandler((errorObj) => {
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callBackground("reportError", errorObj);
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});
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const capabilities = {};
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function registerListener(name, func) {
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capabilities[name] = name;
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document.addEventListener(name, func);
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}
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function sendCustomEvent(name, detail) {
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if (typeof detail === "object") {
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// Note sending an object can lead to security problems, while a string
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// is safe to transfer:
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detail = JSON.stringify(detail);
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}
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document.dispatchEvent(new CustomEvent(name, {detail}));
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}
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/** Set the cookie, even if third-party cookies are disabled in this browser
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(when they are disabled, login from the background page won't set cookies) */
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function sendBackupCookieRequest(authHeaders) {
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// See https://bugzilla.mozilla.org/show_bug.cgi?id=1295660
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// This bug would allow us to access window.content.XMLHttpRequest, and get
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// a safer (not overridable by content) version of the object.
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// This is a very minimal attempt to verify that the XMLHttpRequest object we got
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// is legitimate. It is not a good test.
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if (Object.toString.apply(ContentXMLHttpRequest) !== "function XMLHttpRequest() {\n [native code]\n}") {
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console.warn("Insecure copy of XMLHttpRequest");
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return;
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}
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const req = new ContentXMLHttpRequest();
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req.open("POST", "/api/set-login-cookie");
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for (const name in authHeaders) {
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req.setRequestHeader(name, authHeaders[name]);
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}
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req.send("");
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req.onload = () => {
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if (req.status !== 200) {
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console.warn("Attempt to set Screenshots cookie via /api/set-login-cookie failed:", req.status, req.statusText, req.responseText);
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}
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};
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}
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registerListener("delete-everything", catcher.watchFunction((event) => {
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// FIXME: reset some data in the add-on
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}, false));
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registerListener("request-login", catcher.watchFunction((event) => {
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const shotId = event.detail;
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catcher.watchPromise(callBackground("getAuthInfo", shotId || null).then((info) => {
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if (info) {
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sendBackupCookieRequest(info.authHeaders);
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sendCustomEvent("login-successful", {deviceId: info.deviceId, accountId: info.accountId, isOwner: info.isOwner, backupCookieRequest: true});
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}
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}));
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}));
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registerListener("copy-to-clipboard", catcher.watchFunction(event => {
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catcher.watchPromise(callBackground("copyShotToClipboard", event.detail));
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}));
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registerListener("show-notification", catcher.watchFunction(event => {
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catcher.watchPromise(callBackground("showNotification", event.detail));
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}));
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// Depending on the script loading order, the site might get the addon-present event,
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// but probably won't - instead the site will ask for that event after it has loaded
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registerListener("request-addon-present", catcher.watchFunction(() => {
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sendCustomEvent("addon-present", capabilities);
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}));
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sendCustomEvent("addon-present", capabilities);
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})();
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null;
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