зеркало из https://github.com/mozilla/gecko-dev.git
132 строки
3.9 KiB
JavaScript
132 строки
3.9 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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const { Services } = ChromeUtils.import("resource://gre/modules/Services.jsm");
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ChromeUtils.defineModuleGetter(
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this,
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"NetUtil",
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"resource://gre/modules/NetUtil.jsm"
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);
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function MainProcessSingleton() {}
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MainProcessSingleton.prototype = {
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classID: Components.ID("{0636a680-45cb-11e4-916c-0800200c9a66}"),
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QueryInterface: ChromeUtils.generateQI([
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Ci.nsIObserver,
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Ci.nsISupportsWeakReference,
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]),
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// Called when a webpage calls window.external.AddSearchProvider
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addSearchEngine({ target: browser, data: { pageURL, engineURL } }) {
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pageURL = NetUtil.newURI(pageURL);
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engineURL = NetUtil.newURI(engineURL, null, pageURL);
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let iconURL;
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if (browser.mIconURL && browser.mIconURL.startsWith("data:")) {
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iconURL = NetUtil.newURI(browser.mIconURL);
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}
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try {
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// Make sure the URLs are HTTP, HTTPS, or FTP.
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let isWeb = ["https", "http", "ftp"];
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if (!isWeb.includes(engineURL.scheme)) {
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throw new Error("Unsupported search engine URL: " + engineURL.spec);
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}
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if (
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Services.policies &&
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!Services.policies.isAllowed("installSearchEngine")
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) {
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throw new Error(
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"Search Engine installation blocked by the Enterprise Policy Manager."
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);
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}
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} catch (ex) {
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Cu.reportError(
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"Invalid argument passed to window.external.AddSearchProvider: " + ex
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);
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var searchBundle = Services.strings.createBundle(
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"chrome://global/locale/search/search.properties"
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);
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var brandBundle = Services.strings.createBundle(
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"chrome://branding/locale/brand.properties"
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);
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var brandName = brandBundle.GetStringFromName("brandShortName");
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var title = searchBundle.GetStringFromName("error_invalid_format_title");
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var msg = searchBundle.formatStringFromName("error_invalid_engine_msg2", [
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brandName,
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engineURL.spec,
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]);
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Services.ww.getNewPrompter(browser.ownerGlobal).alert(title, msg);
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return;
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}
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Services.search
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.addEngine(engineURL.spec, iconURL ? iconURL.spec : null, true)
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.catch(ex =>
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Cu.reportError(
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"Unable to add search engine to the search service: " + ex
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)
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);
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},
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observe(subject, topic, data) {
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switch (topic) {
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case "app-startup": {
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Services.obs.addObserver(this, "ipc:first-content-process-created");
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Services.obs.addObserver(this, "xpcom-shutdown");
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ChromeUtils.import(
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"resource://gre/modules/CustomElementsListener.jsm",
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null
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);
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// Load this script early so that console.* is initialized
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// before other frame scripts.
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Services.mm.loadFrameScript(
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"chrome://global/content/browser-content.js",
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true,
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true
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);
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Services.ppmm.loadProcessScript(
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"chrome://global/content/process-content.js",
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true,
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true
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);
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Services.mm.addMessageListener(
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"Search:AddEngine",
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this.addSearchEngine
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);
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Services.ppmm.loadProcessScript(
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"resource:///modules/ContentObservers.js",
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true
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);
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break;
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}
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case "ipc:first-content-process-created": {
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// L10nRegistry needs to be initialized before any content
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// process is loaded to populate the registered FileSource
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// categories.
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ChromeUtils.import("resource://gre/modules/L10nRegistry.jsm");
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break;
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}
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case "xpcom-shutdown":
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Services.mm.removeMessageListener(
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"Search:AddEngine",
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this.addSearchEngine
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);
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break;
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}
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},
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};
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var EXPORTED_SYMBOLS = ["MainProcessSingleton"];
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