зеркало из https://github.com/mozilla/gecko-dev.git
129 строки
3.6 KiB
JavaScript
129 строки
3.6 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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var EXPORTED_SYMBOLS = ["newAppInfo", "getAppInfo", "updateAppInfo"];
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let origPlatformInfo = Cc["@mozilla.org/xre/app-info;1"].getService(
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Ci.nsIPlatformInfo
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);
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// eslint-disable-next-line mozilla/use-services
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let origRuntime = Cc["@mozilla.org/xre/app-info;1"].getService(
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Ci.nsIXULRuntime
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);
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/**
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* Create new XULAppInfo instance with specified options.
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*
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* options is a object with following keys:
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* ID: nsIXULAppInfo.ID
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* name: nsIXULAppInfo.name
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* version: nsIXULAppInfo.version
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* platformVersion: nsIXULAppInfo.platformVersion
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* OS: nsIXULRuntime.OS
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* appBuildID: nsIXULRuntime.appBuildID
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* lastAppBuildID: nsIXULRuntime.lastAppBuildID
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* lastAppVersion: nsIXULRuntime.lastAppVersion
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*
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* crashReporter: nsICrashReporter interface is implemented if true
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*/
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var newAppInfo = function(options = {}) {
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let appInfo = {
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// nsIXULAppInfo
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vendor: "Mozilla",
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name: options.name ?? "xpcshell",
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ID: options.ID ?? "xpcshell@tests.mozilla.org",
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version: options.version ?? "1",
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appBuildID: options.appBuildID ?? "20160315",
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// nsIPlatformInfo
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platformVersion: options.platformVersion ?? "p-ver",
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platformBuildID: origPlatformInfo.platformBuildID,
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// nsIXULRuntime
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inSafeMode: false,
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logConsoleErrors: true,
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OS: options.OS ?? "XPCShell",
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XPCOMABI: "noarch-spidermonkey",
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invalidateCachesOnRestart() {},
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shouldBlockIncompatJaws: false,
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processType: origRuntime.processType,
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uniqueProcessID: origRuntime.uniqueProcessID,
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// nsIWinAppHelper
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get userCanElevate() {
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return false;
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},
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};
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appInfo.lastAppBuildID = options.lastAppBuildID ?? appInfo.appBuildID;
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appInfo.lastAppVersion = options.lastAppVersion ?? appInfo.version;
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let interfaces = [Ci.nsIXULAppInfo, Ci.nsIPlatformInfo, Ci.nsIXULRuntime];
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if ("nsIWinAppHelper" in Ci) {
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interfaces.push(Ci.nsIWinAppHelper);
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}
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if (options.crashReporter) {
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// nsICrashReporter
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appInfo.annotations = {};
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appInfo.annotateCrashReport = function(key, data) {
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this.annotations[key] = data;
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};
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interfaces.push(Ci.nsICrashReporter);
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}
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appInfo.QueryInterface = ChromeUtils.generateQI(interfaces);
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return appInfo;
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};
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var currentAppInfo = newAppInfo();
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/**
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* Obtain a reference to the current object used to define XULAppInfo.
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*/
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var getAppInfo = function() {
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return currentAppInfo;
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};
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/**
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* Update the current application info.
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*
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* See newAppInfo for options.
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*
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* To change the current XULAppInfo, simply call this function. If there was
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* a previously registered app info object, it will be unloaded and replaced.
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*/
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var updateAppInfo = function(options) {
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currentAppInfo = newAppInfo(options);
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let id = Components.ID("{fbfae60b-64a4-44ef-a911-08ceb70b9f31}");
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let contractid = "@mozilla.org/xre/app-info;1";
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let registrar = Components.manager.QueryInterface(Ci.nsIComponentRegistrar);
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// Unregister an existing factory if one exists.
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try {
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let existing = Components.manager.getClassObjectByContractID(
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contractid,
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Ci.nsIFactory
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);
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registrar.unregisterFactory(id, existing);
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} catch (ex) {}
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let factory = {
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createInstance(outer, iid) {
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if (outer != null) {
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throw Components.Exception("", Cr.NS_ERROR_NO_AGGREGATION);
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}
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return currentAppInfo.QueryInterface(iid);
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},
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};
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registrar.registerFactory(id, "XULAppInfo", contractid, factory);
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};
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