gecko-dev/toolkit/mozapps/extensions/AddonManager.jsm

3867 строки
127 KiB
JavaScript

/* 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";
// Cannot use Services.appinfo here, or else xpcshell-tests will blow up, as
// most tests later register different nsIAppInfo implementations, which
// wouldn't be reflected in Services.appinfo anymore, as the lazy getter
// underlying it would have been initialized if we used it here.
if ("@mozilla.org/xre/app-info;1" in Cc) {
// eslint-disable-next-line mozilla/use-services
let runtime = Cc["@mozilla.org/xre/app-info;1"].getService(Ci.nsIXULRuntime);
if (runtime.processType != Ci.nsIXULRuntime.PROCESS_TYPE_DEFAULT) {
// Refuse to run in child processes.
throw new Error("You cannot use the AddonManager in child processes!");
}
}
ChromeUtils.import("resource://gre/modules/AppConstants.jsm");
const MOZ_COMPATIBILITY_NIGHTLY = !["aurora", "beta", "release", "esr"].includes(AppConstants.MOZ_UPDATE_CHANNEL);
const PREF_BLOCKLIST_PINGCOUNTVERSION = "extensions.blocklist.pingCountVersion";
const PREF_EM_UPDATE_ENABLED = "extensions.update.enabled";
const PREF_EM_LAST_APP_VERSION = "extensions.lastAppVersion";
const PREF_EM_LAST_PLATFORM_VERSION = "extensions.lastPlatformVersion";
const PREF_EM_AUTOUPDATE_DEFAULT = "extensions.update.autoUpdateDefault";
const PREF_EM_STRICT_COMPATIBILITY = "extensions.strictCompatibility";
const PREF_EM_CHECK_UPDATE_SECURITY = "extensions.checkUpdateSecurity";
const PREF_SYS_ADDON_UPDATE_ENABLED = "extensions.systemAddon.update.enabled";
const PREF_MIN_WEBEXT_PLATFORM_VERSION = "extensions.webExtensionsMinPlatformVersion";
const PREF_WEBAPI_TESTING = "extensions.webapi.testing";
const PREF_WEBEXT_PERM_PROMPTS = "extensions.webextPermissionPrompts";
const UPDATE_REQUEST_VERSION = 2;
const XMLURI_BLOCKLIST = "http://www.mozilla.org/2006/addons-blocklist";
const KEY_PROFILEDIR = "ProfD";
const KEY_APPDIR = "XCurProcD";
const FILE_BLOCKLIST = "blocklist.xml";
const DEFAULT_THEME_ID = "default-theme@mozilla.org";
const BRANCH_REGEXP = /^([^\.]+\.[0-9]+[a-z]*).*/gi;
const PREF_EM_CHECK_COMPATIBILITY_BASE = "extensions.checkCompatibility";
var PREF_EM_CHECK_COMPATIBILITY = MOZ_COMPATIBILITY_NIGHTLY ?
PREF_EM_CHECK_COMPATIBILITY_BASE + ".nightly" :
undefined;
const VALID_TYPES_REGEXP = /^[\w\-]+$/;
const WEBAPI_INSTALL_HOSTS = ["addons.mozilla.org", "testpilot.firefox.com"];
const WEBAPI_TEST_INSTALL_HOSTS = [
"addons.allizom.org", "addons-dev.allizom.org",
"testpilot.stage.mozaws.net", "testpilot.dev.mozaws.net",
"example.com",
];
ChromeUtils.import("resource://gre/modules/Services.jsm");
ChromeUtils.import("resource://gre/modules/XPCOMUtils.jsm");
ChromeUtils.import("resource://gre/modules/AsyncShutdown.jsm");
XPCOMUtils.defineLazyGlobalGetters(this, ["DOMParser", "Element"]);
XPCOMUtils.defineLazyModuleGetters(this, {
AddonRepository: "resource://gre/modules/addons/AddonRepository.jsm",
Extension: "resource://gre/modules/Extension.jsm",
FileUtils: "resource://gre/modules/FileUtils.jsm",
LightweightThemeManager: "resource://gre/modules/LightweightThemeManager.jsm",
});
XPCOMUtils.defineLazyPreferenceGetter(this, "WEBEXT_PERMISSION_PROMPTS",
PREF_WEBEXT_PERM_PROMPTS, false);
// Initialize the WebExtension process script service as early as possible,
// since it needs to be able to track things like new frameLoader globals that
// are created before other framework code has been initialized.
Services.ppmm.loadProcessScript(
"data:,Components.classes['@mozilla.org/webextensions/extension-process-script;1'].getService()",
true);
const INTEGER = /^[1-9]\d*$/;
var EXPORTED_SYMBOLS = [ "AddonManager", "AddonManagerPrivate", "AMTelemetry" ];
const CATEGORY_PROVIDER_MODULE = "addon-provider-module";
// A list of providers to load by default
const DEFAULT_PROVIDERS = [
"resource://gre/modules/addons/XPIProvider.jsm",
"resource://gre/modules/LightweightThemeManager.jsm",
];
ChromeUtils.import("resource://gre/modules/Log.jsm");
// Configure a logger at the parent 'addons' level to format
// messages for all the modules under addons.*
const PARENT_LOGGER_ID = "addons";
var parentLogger = Log.repository.getLogger(PARENT_LOGGER_ID);
parentLogger.level = Log.Level.Warn;
var formatter = new Log.BasicFormatter();
// Set parent logger (and its children) to append to
// the Javascript section of the Browser Console
parentLogger.addAppender(new Log.ConsoleAppender(formatter));
// Set parent logger (and its children) to
// also append to standard out
parentLogger.addAppender(new Log.DumpAppender(formatter));
// Create a new logger (child of 'addons' logger)
// for use by the Addons Manager
const LOGGER_ID = "addons.manager";
var logger = Log.repository.getLogger(LOGGER_ID);
// Provide the ability to enable/disable logging
// messages at runtime.
// If the "extensions.logging.enabled" preference is
// missing or 'false', messages at the WARNING and higher
// severity should be logged to the JS console and standard error.
// If "extensions.logging.enabled" is set to 'true', messages
// at DEBUG and higher should go to JS console and standard error.
const PREF_LOGGING_ENABLED = "extensions.logging.enabled";
const NS_PREFBRANCH_PREFCHANGE_TOPIC_ID = "nsPref:changed";
const UNNAMED_PROVIDER = "<unnamed-provider>";
function providerName(aProvider) {
return aProvider.name || UNNAMED_PROVIDER;
}
/**
* Preference listener which listens for a change in the
* "extensions.logging.enabled" preference and changes the logging level of the
* parent 'addons' level logger accordingly.
*/
var PrefObserver = {
init() {
Services.prefs.addObserver(PREF_LOGGING_ENABLED, this);
Services.obs.addObserver(this, "xpcom-shutdown");
this.observe(null, NS_PREFBRANCH_PREFCHANGE_TOPIC_ID, PREF_LOGGING_ENABLED);
},
observe(aSubject, aTopic, aData) {
if (aTopic == "xpcom-shutdown") {
Services.prefs.removeObserver(PREF_LOGGING_ENABLED, this);
Services.obs.removeObserver(this, "xpcom-shutdown");
} else if (aTopic == NS_PREFBRANCH_PREFCHANGE_TOPIC_ID) {
let debugLogEnabled = Services.prefs.getBoolPref(PREF_LOGGING_ENABLED, false);
if (debugLogEnabled) {
parentLogger.level = Log.Level.Debug;
} else {
parentLogger.level = Log.Level.Warn;
}
}
},
};
PrefObserver.init();
/**
* Calls a callback method consuming any thrown exception. Any parameters after
* the callback parameter will be passed to the callback.
*
* @param aCallback
* The callback method to call
*/
function safeCall(aCallback, ...aArgs) {
try {
aCallback.apply(null, aArgs);
} catch (e) {
logger.warn("Exception calling callback", e);
}
}
/**
* Report an exception thrown by a provider API method.
*/
function reportProviderError(aProvider, aMethod, aError) {
let method = `provider ${providerName(aProvider)}.${aMethod}`;
AddonManagerPrivate.recordException("AMI", method, aError);
logger.error("Exception calling " + method, aError);
}
/**
* Calls a method on a provider if it exists and consumes any thrown exception.
* Any parameters after the aDefault parameter are passed to the provider's method.
*
* @param aProvider
* The provider to call
* @param aMethod
* The method name to call
* @param aDefault
* A default return value if the provider does not implement the named
* method or throws an error.
* @return the return value from the provider, or aDefault if the provider does not
* implement method or throws an error
*/
function callProvider(aProvider, aMethod, aDefault, ...aArgs) {
if (!(aMethod in aProvider))
return aDefault;
try {
return aProvider[aMethod].apply(aProvider, aArgs);
} catch (e) {
reportProviderError(aProvider, aMethod, e);
return aDefault;
}
}
/**
* Calls a method on a provider if it exists and consumes any thrown exception.
* Parameters after aMethod are passed to aProvider.aMethod().
* If the provider does not implement the method, or the method throws, calls
* the callback with 'undefined'.
*
* @param aProvider
* The provider to call
* @param aMethod
* The method name to call
*/
async function promiseCallProvider(aProvider, aMethod, ...aArgs) {
if (!(aMethod in aProvider)) {
return undefined;
}
try {
return aProvider[aMethod].apply(aProvider, aArgs);
} catch (e) {
reportProviderError(aProvider, aMethod, e);
return undefined;
}
}
/**
* Gets the currently selected locale for display.
* @return the selected locale or "en-US" if none is selected
*/
function getLocale() {
return Services.locale.requestedLocale || "en-US";
}
const WEB_EXPOSED_ADDON_PROPERTIES = [ "id", "version", "type", "name",
"description", "isActive" ];
function webAPIForAddon(addon) {
if (!addon) {
return null;
}
// These web-exposed Addon properties (see AddonManager.webidl)
// just come directly from an Addon object.
let result = {};
for (let prop of WEB_EXPOSED_ADDON_PROPERTIES) {
result[prop] = addon[prop];
}
// These properties are computed.
result.isEnabled = !addon.userDisabled;
result.canUninstall = Boolean(addon.permissions & AddonManager.PERM_CAN_UNINSTALL);
return result;
}
/**
* Listens for a browser changing origin and cancels the installs that were
* started by it.
*/
function BrowserListener(aBrowser, aInstallingPrincipal, aInstall) {
this.browser = aBrowser;
this.principal = aInstallingPrincipal;
this.install = aInstall;
aBrowser.addProgressListener(this, Ci.nsIWebProgress.NOTIFY_LOCATION);
Services.obs.addObserver(this, "message-manager-close", true);
aInstall.addListener(this);
this.registered = true;
}
BrowserListener.prototype = {
browser: null,
install: null,
registered: false,
unregister() {
if (!this.registered)
return;
this.registered = false;
Services.obs.removeObserver(this, "message-manager-close");
// The browser may have already been detached
if (this.browser.removeProgressListener)
this.browser.removeProgressListener(this);
this.install.removeListener(this);
this.install = null;
},
cancelInstall() {
try {
this.install.cancel();
} catch (e) {
// install may have already failed or been cancelled, ignore these
}
},
observe(subject, topic, data) {
if (subject != this.browser.messageManager)
return;
// The browser's message manager has closed and so the browser is
// going away, cancel the install
this.cancelInstall();
},
onLocationChange(webProgress, request, location) {
if (this.browser.contentPrincipal && this.principal.subsumes(this.browser.contentPrincipal))
return;
// The browser has navigated to a new origin so cancel the install
this.cancelInstall();
},
onDownloadCancelled(install) {
this.unregister();
},
onDownloadFailed(install) {
this.unregister();
},
onInstallFailed(install) {
this.unregister();
},
onInstallEnded(install) {
this.unregister();
},
QueryInterface: ChromeUtils.generateQI([Ci.nsISupportsWeakReference,
Ci.nsIWebProgressListener,
Ci.nsIObserver]),
};
/**
* This represents an author of an add-on (e.g. creator or developer)
*
* @param aName
* The name of the author
* @param aURL
* The URL of the author's profile page
*/
function AddonAuthor(aName, aURL) {
this.name = aName;
this.url = aURL;
}
AddonAuthor.prototype = {
name: null,
url: null,
// Returns the author's name, defaulting to the empty string
toString() {
return this.name || "";
},
};
/**
* This represents an screenshot for an add-on
*
* @param aURL
* The URL to the full version of the screenshot
* @param aWidth
* The width in pixels of the screenshot
* @param aHeight
* The height in pixels of the screenshot
* @param aThumbnailURL
* The URL to the thumbnail version of the screenshot
* @param aThumbnailWidth
* The width in pixels of the thumbnail version of the screenshot
* @param aThumbnailHeight
* The height in pixels of the thumbnail version of the screenshot
* @param aCaption
* The caption of the screenshot
*/
function AddonScreenshot(aURL, aWidth, aHeight, aThumbnailURL,
aThumbnailWidth, aThumbnailHeight, aCaption) {
this.url = aURL;
if (aWidth) this.width = aWidth;
if (aHeight) this.height = aHeight;
if (aThumbnailURL) this.thumbnailURL = aThumbnailURL;
if (aThumbnailWidth) this.thumbnailWidth = aThumbnailWidth;
if (aThumbnailHeight) this.thumbnailHeight = aThumbnailHeight;
if (aCaption) this.caption = aCaption;
}
AddonScreenshot.prototype = {
url: null,
width: null,
height: null,
thumbnailURL: null,
thumbnailWidth: null,
thumbnailHeight: null,
caption: null,
// Returns the screenshot URL, defaulting to the empty string
toString() {
return this.url || "";
},
};
/**
* This represents a compatibility override for an addon.
*
* @param aType
* Override type - "compatible" or "incompatible"
* @param aMinVersion
* Minimum version of the addon to match
* @param aMaxVersion
* Maximum version of the addon to match
* @param aAppID
* Application ID used to match appMinVersion and appMaxVersion
* @param aAppMinVersion
* Minimum version of the application to match
* @param aAppMaxVersion
* Maximum version of the application to match
*/
function AddonCompatibilityOverride(aType, aMinVersion, aMaxVersion, aAppID,
aAppMinVersion, aAppMaxVersion) {
this.type = aType;
this.minVersion = aMinVersion;
this.maxVersion = aMaxVersion;
this.appID = aAppID;
this.appMinVersion = aAppMinVersion;
this.appMaxVersion = aAppMaxVersion;
}
AddonCompatibilityOverride.prototype = {
/**
* Type of override - "incompatible" or "compatible".
* Only "incompatible" is supported for now.
*/
type: null,
/**
* Min version of the addon to match.
*/
minVersion: null,
/**
* Max version of the addon to match.
*/
maxVersion: null,
/**
* Application ID to match.
*/
appID: null,
/**
* Min version of the application to match.
*/
appMinVersion: null,
/**
* Max version of the application to match.
*/
appMaxVersion: null,
};
/**
* A type of add-on, used by the UI to determine how to display different types
* of add-ons.
*
* @param aID
* The add-on type ID
* @param aLocaleURI
* The URI of a localized properties file to get the displayable name
* for the type from
* @param aLocaleKey
* The key for the string in the properties file.
* @param aViewType
* The optional type of view to use in the UI
* @param aUIPriority
* The priority is used by the UI to list the types in order. Lower
* values push the type higher in the list.
* @param aFlags
* An option set of flags that customize the display of the add-on in
* the UI.
*/
function AddonType(aID, aLocaleURI, aLocaleKey, aViewType, aUIPriority, aFlags) {
if (!aID)
throw Components.Exception("An AddonType must have an ID", Cr.NS_ERROR_INVALID_ARG);
if (aViewType && aUIPriority === undefined)
throw Components.Exception("An AddonType with a defined view must have a set UI priority",
Cr.NS_ERROR_INVALID_ARG);
if (!aLocaleKey)
throw Components.Exception("An AddonType must have a displayable name",
Cr.NS_ERROR_INVALID_ARG);
this.id = aID;
this.uiPriority = aUIPriority;
this.viewType = aViewType;
this.flags = aFlags;
if (aLocaleURI) {
XPCOMUtils.defineLazyGetter(this, "name", () => {
let bundle = Services.strings.createBundle(aLocaleURI);
return bundle.GetStringFromName(aLocaleKey);
});
} else {
this.name = aLocaleKey;
}
}
var gStarted = false;
var gStartupComplete = false;
var gCheckCompatibility = true;
var gStrictCompatibility = true;
var gCheckUpdateSecurityDefault = true;
var gCheckUpdateSecurity = gCheckUpdateSecurityDefault;
var gUpdateEnabled = true;
var gAutoUpdateDefault = true;
var gWebExtensionsMinPlatformVersion = "";
var gShutdownBarrier = null;
var gRepoShutdownState = "";
var gShutdownInProgress = false;
var gPluginPageListener = null;
var gBrowserUpdated = null;
/**
* This is the real manager, kept here rather than in AddonManager to keep its
* contents hidden from API users.
* @class
* @lends AddonManager
*/
var AddonManagerInternal = {
managerListeners: new Set(),
installListeners: new Set(),
addonListeners: new Set(),
typeListeners: new Set(),
pendingProviders: new Set(),
providers: new Set(),
providerShutdowns: new Map(),
types: {},
startupChanges: {},
// Store telemetry details per addon provider
telemetryDetails: {},
upgradeListeners: new Map(),
recordTimestamp(name, value) {
this.TelemetryTimestamps.add(name, value);
},
validateBlocklist() {
let appBlocklist = FileUtils.getFile(KEY_APPDIR, [FILE_BLOCKLIST]);
// If there is no application shipped blocklist then there is nothing to do
if (!appBlocklist.exists())
return;
let profileBlocklist = FileUtils.getFile(KEY_PROFILEDIR, [FILE_BLOCKLIST]);
// If there is no blocklist in the profile then copy the application shipped
// one there
if (!profileBlocklist.exists()) {
try {
appBlocklist.copyTo(profileBlocklist.parent, FILE_BLOCKLIST);
} catch (e) {
logger.warn("Failed to copy the application shipped blocklist to the profile", e);
}
return;
}
let fileStream = Cc["@mozilla.org/network/file-input-stream;1"].
createInstance(Ci.nsIFileInputStream);
try {
let cstream = Cc["@mozilla.org/intl/converter-input-stream;1"].
createInstance(Ci.nsIConverterInputStream);
fileStream.init(appBlocklist, FileUtils.MODE_RDONLY, FileUtils.PERMS_FILE, 0);
cstream.init(fileStream, "UTF-8", 0, 0);
let data = "";
let str = {};
let read = 0;
do {
read = cstream.readString(0xffffffff, str);
data += str.value;
} while (read != 0);
let parser = new DOMParser();
var doc = parser.parseFromString(data, "text/xml");
} catch (e) {
logger.warn("Application shipped blocklist could not be loaded", e);
return;
} finally {
try {
fileStream.close();
} catch (e) {
logger.warn("Unable to close blocklist file stream", e);
}
}
// If the namespace is incorrect then ignore the application shipped
// blocklist
if (doc.documentElement.namespaceURI != XMLURI_BLOCKLIST) {
logger.warn("Application shipped blocklist has an unexpected namespace (" +
doc.documentElement.namespaceURI + ")");
return;
}
// If there is no lastupdate information then ignore the application shipped
// blocklist
if (!doc.documentElement.hasAttribute("lastupdate"))
return;
// If the application shipped blocklist is older than the profile blocklist
// then do nothing
if (doc.documentElement.getAttribute("lastupdate") <=
profileBlocklist.lastModifiedTime)
return;
// Otherwise copy the application shipped blocklist to the profile
try {
appBlocklist.copyTo(profileBlocklist.parent, FILE_BLOCKLIST);
} catch (e) {
logger.warn("Failed to copy the application shipped blocklist to the profile", e);
}
},
/**
* Start up a provider, and register its shutdown hook if it has one
*
* @param {string} aProvider - An add-on provider.
* @param {boolean} aAppChanged - Whether or not the app version has changed since last session.
* @param {string} aOldAppVersion - Previous application version, if changed.
* @param {string} aOldPlatformVersion - Previous platform version, if changed.
*
* @private
*/
_startProvider(aProvider, aAppChanged, aOldAppVersion, aOldPlatformVersion) {
if (!gStarted)
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
logger.debug(`Starting provider: ${providerName(aProvider)}`);
callProvider(aProvider, "startup", null, aAppChanged, aOldAppVersion, aOldPlatformVersion);
if ("shutdown" in aProvider) {
let name = providerName(aProvider);
let AMProviderShutdown = () => {
// If the provider has been unregistered, it will have been removed from
// this.providers. If it hasn't been unregistered, then this is a normal
// shutdown - and we move it to this.pendingProviders in case we're
// running in a test that will start AddonManager again.
if (this.providers.has(aProvider)) {
this.providers.delete(aProvider);
this.pendingProviders.add(aProvider);
}
return new Promise((resolve, reject) => {
logger.debug("Calling shutdown blocker for " + name);
resolve(aProvider.shutdown());
})
.catch(err => {
logger.warn("Failure during shutdown of " + name, err);
AddonManagerPrivate.recordException("AMI", "Async shutdown of " + name, err);
});
};
logger.debug("Registering shutdown blocker for " + name);
this.providerShutdowns.set(aProvider, AMProviderShutdown);
AddonManager.shutdown.addBlocker(name, AMProviderShutdown);
}
this.pendingProviders.delete(aProvider);
this.providers.add(aProvider);
logger.debug(`Provider finished startup: ${providerName(aProvider)}`);
},
_getProviderByName(aName) {
for (let provider of this.providers) {
if (providerName(provider) == aName)
return provider;
}
return undefined;
},
/**
* Initializes the AddonManager, loading any known providers and initializing
* them.
*/
startup() {
try {
if (gStarted)
return;
this.recordTimestamp("AMI_startup_begin");
// clear this for xpcshell test restarts
for (let provider in this.telemetryDetails)
delete this.telemetryDetails[provider];
let appChanged = undefined;
let oldAppVersion = null;
try {
oldAppVersion = Services.prefs.getCharPref(PREF_EM_LAST_APP_VERSION);
appChanged = Services.appinfo.version != oldAppVersion;
} catch (e) { }
gBrowserUpdated = appChanged;
let oldPlatformVersion = Services.prefs.getCharPref(PREF_EM_LAST_PLATFORM_VERSION, "");
if (appChanged !== false) {
logger.debug("Application has been upgraded");
Services.prefs.setCharPref(PREF_EM_LAST_APP_VERSION,
Services.appinfo.version);
Services.prefs.setCharPref(PREF_EM_LAST_PLATFORM_VERSION,
Services.appinfo.platformVersion);
Services.prefs.setIntPref(PREF_BLOCKLIST_PINGCOUNTVERSION,
(appChanged === undefined ? 0 : -1));
this.validateBlocklist();
}
if (!MOZ_COMPATIBILITY_NIGHTLY) {
PREF_EM_CHECK_COMPATIBILITY = PREF_EM_CHECK_COMPATIBILITY_BASE + "." +
Services.appinfo.version.replace(BRANCH_REGEXP, "$1");
}
gCheckCompatibility = Services.prefs.getBoolPref(PREF_EM_CHECK_COMPATIBILITY,
gCheckCompatibility);
Services.prefs.addObserver(PREF_EM_CHECK_COMPATIBILITY, this);
gStrictCompatibility = Services.prefs.getBoolPref(PREF_EM_STRICT_COMPATIBILITY,
gStrictCompatibility);
Services.prefs.addObserver(PREF_EM_STRICT_COMPATIBILITY, this);
let defaultBranch = Services.prefs.getDefaultBranch("");
gCheckUpdateSecurityDefault = defaultBranch.getBoolPref(PREF_EM_CHECK_UPDATE_SECURITY,
gCheckUpdateSecurityDefault);
gCheckUpdateSecurity = Services.prefs.getBoolPref(PREF_EM_CHECK_UPDATE_SECURITY,
gCheckUpdateSecurity);
Services.prefs.addObserver(PREF_EM_CHECK_UPDATE_SECURITY, this);
gUpdateEnabled = Services.prefs.getBoolPref(PREF_EM_UPDATE_ENABLED, gUpdateEnabled);
Services.prefs.addObserver(PREF_EM_UPDATE_ENABLED, this);
gAutoUpdateDefault = Services.prefs.getBoolPref(PREF_EM_AUTOUPDATE_DEFAULT,
gAutoUpdateDefault);
Services.prefs.addObserver(PREF_EM_AUTOUPDATE_DEFAULT, this);
gWebExtensionsMinPlatformVersion =
Services.prefs.getCharPref(PREF_MIN_WEBEXT_PLATFORM_VERSION,
gWebExtensionsMinPlatformVersion);
Services.prefs.addObserver(PREF_MIN_WEBEXT_PLATFORM_VERSION, this);
// Ensure all default providers have had a chance to register themselves
for (let url of DEFAULT_PROVIDERS) {
try {
let scope = {};
ChromeUtils.import(url, scope);
// Sanity check - make sure the provider exports a symbol that
// has a 'startup' method
let syms = Object.keys(scope);
if ((syms.length < 1) ||
(typeof scope[syms[0]].startup != "function")) {
logger.warn("Provider " + url + " has no startup()");
AddonManagerPrivate.recordException("AMI", "provider " + url, "no startup()");
}
logger.debug("Loaded provider scope for " + url + ": " + Object.keys(scope).toSource());
} catch (e) {
AddonManagerPrivate.recordException("AMI", "provider " + url + " load failed", e);
logger.error("Exception loading default provider \"" + url + "\"", e);
}
}
// Load any providers registered in the category manager
for (let {entry, value: url} of Services.catMan.enumerateCategory(CATEGORY_PROVIDER_MODULE)) {
try {
ChromeUtils.import(url, {});
logger.debug(`Loaded provider scope for ${url}`);
} catch (e) {
AddonManagerPrivate.recordException("AMI", "provider " + url + " load failed", e);
logger.error("Exception loading provider " + entry + " from category \"" +
url + "\"", e);
}
}
// Register our shutdown handler with the AsyncShutdown manager
gShutdownBarrier = new AsyncShutdown.Barrier("AddonManager: Waiting for providers to shut down.");
AsyncShutdown.profileBeforeChange.addBlocker("AddonManager: shutting down.",
this.shutdownManager.bind(this),
{fetchState: this.shutdownState.bind(this)});
// Once we start calling providers we must allow all normal methods to work.
gStarted = true;
for (let provider of this.pendingProviders) {
this._startProvider(provider, appChanged, oldAppVersion, oldPlatformVersion);
}
// If this is a new profile just pretend that there were no changes
if (appChanged === undefined) {
for (let type in this.startupChanges)
delete this.startupChanges[type];
}
// Support for remote about:plugins. Note that this module isn't loaded
// at the top because Services.appinfo is defined late in tests.
let { RemotePages } =
ChromeUtils.import("resource://gre/modules/remotepagemanager/RemotePageManagerParent.jsm", {});
gPluginPageListener = new RemotePages("about:plugins");
gPluginPageListener.addMessageListener("RequestPlugins", this.requestPlugins);
gStartupComplete = true;
this.recordTimestamp("AMI_startup_end");
} catch (e) {
logger.error("startup failed", e);
AddonManagerPrivate.recordException("AMI", "startup failed", e);
}
let brandBundle = Services.strings.createBundle("chrome://branding/locale/brand.properties");
let extensionsBundle = Services.strings.createBundle(
"chrome://global/locale/extensions.properties");
// When running in xpcshell tests, the default theme may already
// exist.
if (!LightweightThemeManager._builtInThemes.has(DEFAULT_THEME_ID)) {
let author = "Mozilla";
try {
author = brandBundle.GetStringFromName("vendorShortName");
} catch (e) {}
LightweightThemeManager.addBuiltInTheme({
id: DEFAULT_THEME_ID,
name: extensionsBundle.GetStringFromName("defaultTheme.name"),
description: extensionsBundle.GetStringFromName("defaultTheme.description"),
iconURL: "chrome://mozapps/content/extensions/default-theme-icon.svg",
author,
});
}
logger.debug("Completed startup sequence");
this.callManagerListeners("onStartup");
},
/**
* Registers a new AddonProvider.
*
* @param {string} aProvider -The provider to register
* @param {string[]} [aTypes] - An optional array of add-on types
*/
registerProvider(aProvider, aTypes) {
if (!aProvider || typeof aProvider != "object")
throw Components.Exception("aProvider must be specified",
Cr.NS_ERROR_INVALID_ARG);
if (aTypes && !Array.isArray(aTypes))
throw Components.Exception("aTypes must be an array or null",
Cr.NS_ERROR_INVALID_ARG);
this.pendingProviders.add(aProvider);
if (aTypes) {
for (let type of aTypes) {
if (!(type.id in this.types)) {
if (!VALID_TYPES_REGEXP.test(type.id)) {
logger.warn("Ignoring invalid type " + type.id);
return;
}
this.types[type.id] = {
type,
providers: [aProvider],
};
let typeListeners = new Set(this.typeListeners);
for (let listener of typeListeners)
safeCall(() => listener.onTypeAdded(type));
} else {
this.types[type.id].providers.push(aProvider);
}
}
}
// If we're registering after startup call this provider's startup.
if (gStarted) {
this._startProvider(aProvider);
}
},
/**
* Unregisters an AddonProvider.
*
* @param aProvider
* The provider to unregister
* @return Whatever the provider's 'shutdown' method returns (if anything).
* For providers that have async shutdown methods returning Promises,
* the caller should wait for that Promise to resolve.
*/
unregisterProvider(aProvider) {
if (!aProvider || typeof aProvider != "object")
throw Components.Exception("aProvider must be specified",
Cr.NS_ERROR_INVALID_ARG);
this.providers.delete(aProvider);
// The test harness will unregister XPIProvider *after* shutdown, which is
// after the provider will have been moved from providers to
// pendingProviders.
this.pendingProviders.delete(aProvider);
for (let type in this.types) {
this.types[type].providers = this.types[type].providers.filter(p => p != aProvider);
if (this.types[type].providers.length == 0) {
let oldType = this.types[type].type;
delete this.types[type];
let typeListeners = new Set(this.typeListeners);
for (let listener of typeListeners)
safeCall(() => listener.onTypeRemoved(oldType));
}
}
// If we're unregistering after startup but before shutting down,
// remove the blocker for this provider's shutdown and call it.
// If we're already shutting down, just let gShutdownBarrier call it to avoid races.
if (gStarted && !gShutdownInProgress) {
logger.debug("Unregistering shutdown blocker for " + providerName(aProvider));
let shutter = this.providerShutdowns.get(aProvider);
if (shutter) {
this.providerShutdowns.delete(aProvider);
gShutdownBarrier.client.removeBlocker(shutter);
return shutter();
}
}
return undefined;
},
/**
* Mark a provider as safe to access via AddonManager APIs, before its
* startup has completed.
*
* Normally a provider isn't marked as safe until after its (synchronous)
* startup() method has returned. Until a provider has been marked safe,
* it won't be used by any of the AddonManager APIs. markProviderSafe()
* allows a provider to mark itself as safe during its startup; this can be
* useful if the provider wants to perform tasks that block startup, which
* happen after its required initialization tasks and therefore when the
* provider is in a safe state.
*
* @param aProvider Provider object to mark safe
*/
markProviderSafe(aProvider) {
if (!gStarted) {
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
}
if (!aProvider || typeof aProvider != "object") {
throw Components.Exception("aProvider must be specified",
Cr.NS_ERROR_INVALID_ARG);
}
if (!this.pendingProviders.has(aProvider)) {
return;
}
this.pendingProviders.delete(aProvider);
this.providers.add(aProvider);
},
/**
* Calls a method on all registered providers if it exists and consumes any
* thrown exception. Return values are ignored. Any parameters after the
* method parameter are passed to the provider's method.
* WARNING: Do not use for asynchronous calls; callProviders() does not
* invoke callbacks if provider methods throw synchronous exceptions.
*
* @param aMethod
* The method name to call
* @see callProvider
*/
callProviders(aMethod, ...aArgs) {
if (!aMethod || typeof aMethod != "string")
throw Components.Exception("aMethod must be a non-empty string",
Cr.NS_ERROR_INVALID_ARG);
let providers = [...this.providers];
for (let provider of providers) {
try {
if (aMethod in provider)
provider[aMethod].apply(provider, aArgs);
} catch (e) {
reportProviderError(provider, aMethod, e);
}
}
},
/**
* Report the current state of asynchronous shutdown
*/
shutdownState() {
let state = [];
if (gShutdownBarrier) {
state.push({
name: gShutdownBarrier.client.name,
state: gShutdownBarrier.state,
});
}
state.push({
name: "AddonRepository: async shutdown",
state: gRepoShutdownState,
});
return state;
},
/**
* Shuts down the addon manager and all registered providers, this must clean
* up everything in order for automated tests to fake restarts.
* @return Promise{null} that resolves when all providers and dependent modules
* have finished shutting down
*/
async shutdownManager() {
logger.debug("shutdown");
this.callManagerListeners("onShutdown");
gRepoShutdownState = "pending";
gShutdownInProgress = true;
// Clean up listeners
Services.prefs.removeObserver(PREF_EM_CHECK_COMPATIBILITY, this);
Services.prefs.removeObserver(PREF_EM_STRICT_COMPATIBILITY, this);
Services.prefs.removeObserver(PREF_EM_CHECK_UPDATE_SECURITY, this);
Services.prefs.removeObserver(PREF_EM_UPDATE_ENABLED, this);
Services.prefs.removeObserver(PREF_EM_AUTOUPDATE_DEFAULT, this);
gPluginPageListener.destroy();
gPluginPageListener = null;
let savedError = null;
// Only shut down providers if they've been started.
if (gStarted) {
try {
await gShutdownBarrier.wait();
} catch (err) {
savedError = err;
logger.error("Failure during wait for shutdown barrier", err);
AddonManagerPrivate.recordException("AMI", "Async shutdown of AddonManager providers", err);
}
}
// Shut down AddonRepository after providers (if any).
try {
gRepoShutdownState = "in progress";
await AddonRepository.shutdown();
gRepoShutdownState = "done";
} catch (err) {
savedError = err;
logger.error("Failure during AddonRepository shutdown", err);
AddonManagerPrivate.recordException("AMI", "Async shutdown of AddonRepository", err);
}
logger.debug("Async provider shutdown done");
this.managerListeners.clear();
this.installListeners.clear();
this.addonListeners.clear();
this.typeListeners.clear();
this.providerShutdowns.clear();
for (let type in this.startupChanges)
delete this.startupChanges[type];
gStarted = false;
gStartupComplete = false;
gShutdownBarrier = null;
gShutdownInProgress = false;
if (savedError) {
throw savedError;
}
},
async requestPlugins({ target: port }) {
// Lists all the properties that plugins.html needs
const NEEDED_PROPS = ["name", "pluginLibraries", "pluginFullpath", "version",
"isActive", "blocklistState", "description",
"pluginMimeTypes"];
function filterProperties(plugin) {
let filtered = {};
for (let prop of NEEDED_PROPS) {
filtered[prop] = plugin[prop];
}
return filtered;
}
let aPlugins = await AddonManager.getAddonsByTypes(["plugin"]);
port.sendAsyncMessage("PluginList", aPlugins.map(filterProperties));
},
/**
* Notified when a preference we're interested in has changed.
*
* @see nsIObserver
*/
observe(aSubject, aTopic, aData) {
switch (aData) {
case PREF_EM_CHECK_COMPATIBILITY: {
let oldValue = gCheckCompatibility;
gCheckCompatibility = Services.prefs.getBoolPref(PREF_EM_CHECK_COMPATIBILITY, true);
this.callManagerListeners("onCompatibilityModeChanged");
if (gCheckCompatibility != oldValue)
this.updateAddonAppDisabledStates();
break;
}
case PREF_EM_STRICT_COMPATIBILITY: {
let oldValue = gStrictCompatibility;
gStrictCompatibility = Services.prefs.getBoolPref(PREF_EM_STRICT_COMPATIBILITY, true);
this.callManagerListeners("onCompatibilityModeChanged");
if (gStrictCompatibility != oldValue)
this.updateAddonAppDisabledStates();
break;
}
case PREF_EM_CHECK_UPDATE_SECURITY: {
let oldValue = gCheckUpdateSecurity;
gCheckUpdateSecurity = Services.prefs.getBoolPref(PREF_EM_CHECK_UPDATE_SECURITY, true);
this.callManagerListeners("onCheckUpdateSecurityChanged");
if (gCheckUpdateSecurity != oldValue)
this.updateAddonAppDisabledStates();
break;
}
case PREF_EM_UPDATE_ENABLED: {
gUpdateEnabled = Services.prefs.getBoolPref(PREF_EM_UPDATE_ENABLED, true);
this.callManagerListeners("onUpdateModeChanged");
break;
}
case PREF_EM_AUTOUPDATE_DEFAULT: {
gAutoUpdateDefault = Services.prefs.getBoolPref(PREF_EM_AUTOUPDATE_DEFAULT, true);
this.callManagerListeners("onUpdateModeChanged");
break;
}
case PREF_MIN_WEBEXT_PLATFORM_VERSION: {
gWebExtensionsMinPlatformVersion = Services.prefs.getCharPref(PREF_MIN_WEBEXT_PLATFORM_VERSION);
break;
}
}
},
/**
* Replaces %...% strings in an addon url (update and updateInfo) with
* appropriate values.
*
* @param aAddon
* The Addon representing the add-on
* @param aUri
* The string representation of the URI to escape
* @param aAppVersion
* The optional application version to use for %APP_VERSION%
* @return The appropriately escaped URI.
*/
escapeAddonURI(aAddon, aUri, aAppVersion) {
if (!aAddon || typeof aAddon != "object")
throw Components.Exception("aAddon must be an Addon object",
Cr.NS_ERROR_INVALID_ARG);
if (!aUri || typeof aUri != "string")
throw Components.Exception("aUri must be a non-empty string",
Cr.NS_ERROR_INVALID_ARG);
if (aAppVersion && typeof aAppVersion != "string")
throw Components.Exception("aAppVersion must be a string or null",
Cr.NS_ERROR_INVALID_ARG);
var addonStatus = aAddon.userDisabled || aAddon.softDisabled ? "userDisabled"
: "userEnabled";
if (!aAddon.isCompatible)
addonStatus += ",incompatible";
let {blocklistState} = aAddon;
if (blocklistState == Ci.nsIBlocklistService.STATE_BLOCKED)
addonStatus += ",blocklisted";
if (blocklistState == Ci.nsIBlocklistService.STATE_SOFTBLOCKED)
addonStatus += ",softblocked";
let params = new Map(Object.entries({
ITEM_ID: aAddon.id,
ITEM_VERSION: aAddon.version,
ITEM_STATUS: addonStatus,
APP_ID: Services.appinfo.ID,
APP_VERSION: aAppVersion ? aAppVersion : Services.appinfo.version,
REQ_VERSION: UPDATE_REQUEST_VERSION,
APP_OS: Services.appinfo.OS,
APP_ABI: Services.appinfo.XPCOMABI,
APP_LOCALE: getLocale(),
CURRENT_APP_VERSION: Services.appinfo.version,
}));
let uri = aUri.replace(/%([A-Z_]+)%/g, (m0, m1) => params.get(m1) || m0);
// escape() does not properly encode + symbols in any embedded FVF strings.
return uri.replace(/\+/g, "%2B");
},
_updatePromptHandler(info) {
let oldPerms = info.existingAddon.userPermissions;
if (!oldPerms) {
// Updating from a legacy add-on, just let it proceed
return Promise.resolve();
}
let newPerms = info.addon.userPermissions;
let difference = Extension.comparePermissions(oldPerms, newPerms);
// If there are no new permissions, just go ahead with the update
if (difference.origins.length == 0 && difference.permissions.length == 0) {
return Promise.resolve();
}
return new Promise((resolve, reject) => {
let subject = {wrappedJSObject: {
addon: info.addon,
permissions: difference,
resolve, reject,
// Reference to the related AddonInstall object (used in AMTelemetry to
// link the recorded event to the other events from the same install flow).
install: info.install,
}};
Services.obs.notifyObservers(subject, "webextension-update-permissions");
});
},
// Returns true if System Addons should be updated
systemUpdateEnabled() {
if (!Services.prefs.getBoolPref(PREF_SYS_ADDON_UPDATE_ENABLED)) {
return false;
}
if (Services.policies && !Services.policies.isAllowed("SysAddonUpdate")) {
return false;
}
return true;
},
/**
* Performs a background update check by starting an update for all add-ons
* that can be updated.
* @return Promise{null} Resolves when the background update check is complete
* (the resulting addon installations may still be in progress).
*/
backgroundUpdateCheck() {
if (!gStarted)
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
let buPromise = (async () => {
logger.debug("Background update check beginning");
Services.obs.notifyObservers(null, "addons-background-update-start");
if (this.updateEnabled) {
// Keep track of all the async add-on updates happening in parallel
let updates = [];
updates.push(LightweightThemeManager.updateThemes());
let allAddons = await this.getAllAddons();
// Repopulate repository cache first, to ensure compatibility overrides
// are up to date before checking for addon updates.
await AddonRepository.backgroundUpdateCheck();
for (let addon of allAddons) {
// Check all add-ons for updates so that any compatibility updates will
// be applied
updates.push(new Promise((resolve, reject) => {
addon.findUpdates({
onUpdateAvailable(aAddon, aInstall) {
// Start installing updates when the add-on can be updated and
// background updates should be applied.
logger.debug("Found update for add-on ${id}", aAddon);
if (aAddon.permissions & AddonManager.PERM_CAN_UPGRADE &&
AddonManager.shouldAutoUpdate(aAddon)) {
// XXX we really should resolve when this install is done,
// not when update-available check completes, no?
logger.debug(`Starting upgrade install of ${aAddon.id}`);
if (WEBEXT_PERMISSION_PROMPTS) {
aInstall.promptHandler = (...args) => AddonManagerInternal._updatePromptHandler(...args);
}
aInstall.install();
}
},
onUpdateFinished: aAddon => { logger.debug("onUpdateFinished for ${id}", aAddon); resolve(); },
}, AddonManager.UPDATE_WHEN_PERIODIC_UPDATE);
}));
}
await Promise.all(updates);
}
if (AddonManagerInternal.systemUpdateEnabled()) {
try {
await AddonManagerInternal._getProviderByName("XPIProvider").updateSystemAddons();
} catch (e) {
logger.warn("Failed to update system addons", e);
}
}
logger.debug("Background update check complete");
Services.obs.notifyObservers(null,
"addons-background-update-complete");
})();
// Fork the promise chain so we can log the error and let our caller see it too.
buPromise.catch(e => logger.warn("Error in background update", e));
return buPromise;
},
/**
* Adds a add-on to the list of detected changes for this startup. If
* addStartupChange is called multiple times for the same add-on in the same
* startup then only the most recent change will be remembered.
*
* @param aType
* The type of change as a string. Providers can define their own
* types of changes or use the existing defined STARTUP_CHANGE_*
* constants
* @param aID
* The ID of the add-on
*/
addStartupChange(aType, aID) {
if (!aType || typeof aType != "string")
throw Components.Exception("aType must be a non-empty string",
Cr.NS_ERROR_INVALID_ARG);
if (!aID || typeof aID != "string")
throw Components.Exception("aID must be a non-empty string",
Cr.NS_ERROR_INVALID_ARG);
if (gStartupComplete)
return;
logger.debug("Registering startup change '" + aType + "' for " + aID);
// Ensure that an ID is only listed in one type of change
for (let type in this.startupChanges)
this.removeStartupChange(type, aID);
if (!(aType in this.startupChanges))
this.startupChanges[aType] = [];
this.startupChanges[aType].push(aID);
},
/**
* Removes a startup change for an add-on.
*
* @param aType
* The type of change
* @param aID
* The ID of the add-on
*/
removeStartupChange(aType, aID) {
if (!aType || typeof aType != "string")
throw Components.Exception("aType must be a non-empty string",
Cr.NS_ERROR_INVALID_ARG);
if (!aID || typeof aID != "string")
throw Components.Exception("aID must be a non-empty string",
Cr.NS_ERROR_INVALID_ARG);
if (gStartupComplete)
return;
if (!(aType in this.startupChanges))
return;
this.startupChanges[aType] = this.startupChanges[aType].filter(aItem => aItem != aID);
},
/**
* Calls all registered AddonManagerListeners with an event. Any parameters
* after the method parameter are passed to the listener.
*
* @param aMethod
* The method on the listeners to call
*/
callManagerListeners(aMethod, ...aArgs) {
if (!gStarted)
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
if (!aMethod || typeof aMethod != "string")
throw Components.Exception("aMethod must be a non-empty string",
Cr.NS_ERROR_INVALID_ARG);
let managerListeners = new Set(this.managerListeners);
for (let listener of managerListeners) {
try {
if (aMethod in listener)
listener[aMethod].apply(listener, aArgs);
} catch (e) {
logger.warn("AddonManagerListener threw exception when calling " + aMethod, e);
}
}
},
/**
* Calls all registered InstallListeners with an event. Any parameters after
* the extraListeners parameter are passed to the listener.
*
* @param aMethod
* The method on the listeners to call
* @param aExtraListeners
* An optional array of extra InstallListeners to also call
* @return false if any of the listeners returned false, true otherwise
*/
callInstallListeners(aMethod,
aExtraListeners, ...aArgs) {
if (!gStarted)
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
if (!aMethod || typeof aMethod != "string")
throw Components.Exception("aMethod must be a non-empty string",
Cr.NS_ERROR_INVALID_ARG);
if (aExtraListeners && !Array.isArray(aExtraListeners))
throw Components.Exception("aExtraListeners must be an array or null",
Cr.NS_ERROR_INVALID_ARG);
let result = true;
let listeners;
if (aExtraListeners)
listeners = new Set(aExtraListeners.concat(Array.from(this.installListeners)));
else
listeners = new Set(this.installListeners);
for (let listener of listeners) {
try {
if (aMethod in listener) {
if (listener[aMethod].apply(listener, aArgs) === false)
result = false;
}
} catch (e) {
logger.warn("InstallListener threw exception when calling " + aMethod, e);
}
}
return result;
},
/**
* Calls all registered AddonListeners with an event. Any parameters after
* the method parameter are passed to the listener.
*
* @param aMethod
* The method on the listeners to call
*/
callAddonListeners(aMethod, ...aArgs) {
if (!gStarted)
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
if (!aMethod || typeof aMethod != "string")
throw Components.Exception("aMethod must be a non-empty string",
Cr.NS_ERROR_INVALID_ARG);
let addonListeners = new Set(this.addonListeners);
for (let listener of addonListeners) {
try {
if (aMethod in listener)
listener[aMethod].apply(listener, aArgs);
} catch (e) {
logger.warn("AddonListener threw exception when calling " + aMethod, e);
}
}
},
/**
* Notifies all providers that an add-on has been enabled when that type of
* add-on only supports a single add-on being enabled at a time. This allows
* the providers to disable theirs if necessary.
*
* @param aID
* The ID of the enabled add-on
* @param aType
* The type of the enabled add-on
* @param aPendingRestart
* A boolean indicating if the change will only take place the next
* time the application is restarted
*/
async notifyAddonChanged(aID, aType, aPendingRestart) {
if (!gStarted)
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
if (aID && typeof aID != "string")
throw Components.Exception("aID must be a string or null",
Cr.NS_ERROR_INVALID_ARG);
if (!aType || typeof aType != "string")
throw Components.Exception("aType must be a non-empty string",
Cr.NS_ERROR_INVALID_ARG);
// Temporary hack until bug 520124 lands.
// We can get here during synchronous startup, at which point it's
// considered unsafe (and therefore disallowed by AddonManager.jsm) to
// access providers that haven't been initialized yet. Since this is when
// XPIProvider is starting up, XPIProvider can't access itself via APIs
// going through AddonManager.jsm. Furthermore, LightweightThemeManager may
// not be initialized until after XPIProvider is, and therefore would also
// be unaccessible during XPIProvider startup. Thankfully, these are the
// only two uses of this API, and we know it's safe to use this API with
// both providers; so we have this hack to allow bypassing the normal
// safetey guard.
// The notifyAddonChanged/addonChanged API will be unneeded and therefore
// removed by bug 520124, so this is a temporary quick'n'dirty hack.
let providers = [...this.providers, ...this.pendingProviders];
for (let provider of providers) {
let result = callProvider(provider, "addonChanged", null, aID, aType, aPendingRestart);
if (result) {
await result;
}
}
},
/**
* Notifies all providers they need to update the appDisabled property for
* their add-ons in response to an application change such as a blocklist
* update.
*/
updateAddonAppDisabledStates() {
if (!gStarted)
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
this.callProviders("updateAddonAppDisabledStates");
},
/**
* Notifies all providers that the repository has updated its data for
* installed add-ons.
*/
updateAddonRepositoryData() {
if (!gStarted)
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
return (async () => {
for (let provider of this.providers) {
await promiseCallProvider(provider, "updateAddonRepositoryData");
}
// only tests should care about this
Services.obs.notifyObservers(null, "TEST:addon-repository-data-updated");
})();
},
/**
* Asynchronously gets an AddonInstall for a URL.
*
* @param aUrl
* The string represenation of the URL the add-on is located at
* @param aMimetype
* The mimetype of the add-on
* @param aHash
* An optional hash of the add-on
* @param aName
* An optional placeholder name while the add-on is being downloaded
* @param aIcons
* Optional placeholder icons while the add-on is being downloaded
* @param aVersion
* An optional placeholder version while the add-on is being downloaded
* @param aBrowser
* An optional <browser> element for download permissions prompts.
* @param aTelemetryInfo
* An optional object which provides details about the installation source
* included in the addon manager telemetry events.
* @throws if the aUrl, aCallback or aMimetype arguments are not specified
*/
getInstallForURL(aUrl, aMimetype, aHash, aName,
aIcons, aVersion, aBrowser, aTelemetryInfo) {
if (!gStarted)
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
if (!aUrl || typeof aUrl != "string")
throw Components.Exception("aURL must be a non-empty string",
Cr.NS_ERROR_INVALID_ARG);
if (!aMimetype || typeof aMimetype != "string")
throw Components.Exception("aMimetype must be a non-empty string",
Cr.NS_ERROR_INVALID_ARG);
if (aHash && typeof aHash != "string")
throw Components.Exception("aHash must be a string or null",
Cr.NS_ERROR_INVALID_ARG);
if (aName && typeof aName != "string")
throw Components.Exception("aName must be a string or null",
Cr.NS_ERROR_INVALID_ARG);
if (aIcons) {
if (typeof aIcons == "string")
aIcons = { "32": aIcons };
else if (typeof aIcons != "object")
throw Components.Exception("aIcons must be a string, an object or null",
Cr.NS_ERROR_INVALID_ARG);
} else {
aIcons = {};
}
if (aVersion && typeof aVersion != "string")
throw Components.Exception("aVersion must be a string or null",
Cr.NS_ERROR_INVALID_ARG);
if (aBrowser && !Element.isInstance(aBrowser))
throw Components.Exception("aBrowser must be an Element or null",
Cr.NS_ERROR_INVALID_ARG);
for (let provider of this.providers) {
if (callProvider(provider, "supportsMimetype", false, aMimetype)) {
return promiseCallProvider(
provider, "getInstallForURL", aUrl, aHash, aName, aIcons,
aVersion, aBrowser, aTelemetryInfo);
}
}
return Promise.resolve(null);
},
/**
* Asynchronously gets an AddonInstall for an nsIFile.
*
* @param aFile
* The nsIFile where the add-on is located
* @param aMimetype
* An optional mimetype hint for the add-on
* @param aTelemetryInfo
* An optional object which provides details about the installation source
* included in the addon manager telemetry events.
* @throws if the aFile or aCallback arguments are not specified
*/
getInstallForFile(aFile, aMimetype, aTelemetryInfo) {
if (!gStarted)
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
if (!(aFile instanceof Ci.nsIFile))
throw Components.Exception("aFile must be a nsIFile",
Cr.NS_ERROR_INVALID_ARG);
if (aMimetype && typeof aMimetype != "string")
throw Components.Exception("aMimetype must be a string or null",
Cr.NS_ERROR_INVALID_ARG);
return (async () => {
for (let provider of this.providers) {
let install = await promiseCallProvider(
provider, "getInstallForFile", aFile, aTelemetryInfo);
if (install)
return install;
}
return null;
})();
},
/**
* Asynchronously gets all current AddonInstalls optionally limiting to a list
* of types.
*
* @param aTypes
* An optional array of types to retrieve. Each type is a string name
* @throws If the aCallback argument is not specified
*/
getInstallsByTypes(aTypes) {
if (!gStarted)
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
if (aTypes && !Array.isArray(aTypes))
throw Components.Exception("aTypes must be an array or null",
Cr.NS_ERROR_INVALID_ARG);
return (async () => {
let installs = [];
for (let provider of this.providers) {
let providerInstalls = await promiseCallProvider(
provider, "getInstallsByTypes", aTypes);
if (providerInstalls)
installs.push(...providerInstalls);
}
return installs;
})();
},
/**
* Asynchronously gets all current AddonInstalls.
*/
getAllInstalls() {
if (!gStarted)
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
return this.getInstallsByTypes(null);
},
/**
* Checks whether installation is enabled for a particular mimetype.
*
* @param aMimetype
* The mimetype to check
* @return true if installation is enabled for the mimetype
*/
isInstallEnabled(aMimetype) {
if (!gStarted)
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
if (!aMimetype || typeof aMimetype != "string")
throw Components.Exception("aMimetype must be a non-empty string",
Cr.NS_ERROR_INVALID_ARG);
let providers = [...this.providers];
for (let provider of providers) {
if (callProvider(provider, "supportsMimetype", false, aMimetype) &&
callProvider(provider, "isInstallEnabled"))
return true;
}
return false;
},
/**
* Checks whether a particular source is allowed to install add-ons of a
* given mimetype.
*
* @param aMimetype
* The mimetype of the add-on
* @param aInstallingPrincipal
* The nsIPrincipal that initiated the install
* @return true if the source is allowed to install this mimetype
*/
isInstallAllowed(aMimetype, aInstallingPrincipal) {
if (!gStarted)
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
if (!aMimetype || typeof aMimetype != "string")
throw Components.Exception("aMimetype must be a non-empty string",
Cr.NS_ERROR_INVALID_ARG);
if (!aInstallingPrincipal || !(aInstallingPrincipal instanceof Ci.nsIPrincipal))
throw Components.Exception("aInstallingPrincipal must be a nsIPrincipal",
Cr.NS_ERROR_INVALID_ARG);
let providers = [...this.providers];
for (let provider of providers) {
if (callProvider(provider, "supportsMimetype", false, aMimetype) &&
callProvider(provider, "isInstallAllowed", null, aInstallingPrincipal))
return true;
}
return false;
},
installNotifyObservers(aTopic, aBrowser, aUri, aInstall, aInstallFn) {
let info = {
wrappedJSObject: {
browser: aBrowser,
originatingURI: aUri,
installs: [aInstall],
install: aInstallFn,
},
};
Services.obs.notifyObservers(info, aTopic);
},
startInstall(browser, url, install) {
this.installNotifyObservers("addon-install-started", browser, url, install);
// Local installs may already be in a failed state in which case
// we won't get any further events, detect those cases now.
if (install.state == AddonManager.STATE_DOWNLOADED && install.addon.appDisabled) {
install.cancel();
this.installNotifyObservers("addon-install-failed", browser, url, install);
return;
}
let self = this;
let listener = {
onDownloadCancelled() {
install.removeListener(listener);
},
onDownloadFailed() {
install.removeListener(listener);
self.installNotifyObservers("addon-install-failed", browser, url, install);
},
onDownloadEnded() {
if (install.addon.appDisabled) {
// App disabled items are not compatible and so fail to install
install.removeListener(listener);
install.cancel();
self.installNotifyObservers("addon-install-failed", browser, url, install);
}
},
onInstallCancelled() {
install.removeListener(listener);
},
onInstallFailed() {
install.removeListener(listener);
self.installNotifyObservers("addon-install-failed", browser, url, install);
},
onInstallEnded() {
install.removeListener(listener);
// If installing a theme that is disabled and can be enabled
// then enable it
if (install.addon.type == "theme" &&
!!install.addon.userDisabled &&
!install.addon.appDisabled) {
install.addon.enable();
}
let needsRestart = (install.addon.pendingOperations != AddonManager.PENDING_NONE);
if (WEBEXT_PERMISSION_PROMPTS && !needsRestart) {
let subject = {wrappedJSObject: {target: browser, addon: install.addon}};
Services.obs.notifyObservers(subject, "webextension-install-notify");
} else {
self.installNotifyObservers("addon-install-complete", browser, url, install);
}
},
};
install.addListener(listener);
// Start downloading if it hasn't already begun
install.install();
},
/**
* Starts installation of an AddonInstall notifying the registered
* web install listener of blocked or started installs.
*
* @param aMimetype
* The mimetype of add-ons being installed
* @param aBrowser
* The optional browser element that started the installs
* @param aInstallingPrincipal
* The nsIPrincipal that initiated the install
* @param aInstall
* The AddonInstall to be installed
*/
installAddonFromWebpage(aMimetype, aBrowser,
aInstallingPrincipal, aInstall) {
if (!gStarted)
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
if (!aMimetype || typeof aMimetype != "string")
throw Components.Exception("aMimetype must be a non-empty string",
Cr.NS_ERROR_INVALID_ARG);
if (aBrowser && !Element.isInstance(aBrowser))
throw Components.Exception("aSource must be an Element, or null",
Cr.NS_ERROR_INVALID_ARG);
if (!aInstallingPrincipal || !(aInstallingPrincipal instanceof Ci.nsIPrincipal))
throw Components.Exception("aInstallingPrincipal must be a nsIPrincipal",
Cr.NS_ERROR_INVALID_ARG);
// When a chrome in-content UI has loaded a <browser> inside to host a
// website we want to do our security checks on the inner-browser but
// notify front-end that install events came from the outer-browser (the
// main tab's browser). Check this by seeing if the browser we've been
// passed is in a content type docshell and if so get the outer-browser.
let topBrowser = aBrowser;
let docShell = aBrowser.ownerGlobal.docShell;
if (docShell.itemType == Ci.nsIDocShellTreeItem.typeContent)
topBrowser = docShell.chromeEventHandler;
try {
if (!this.isInstallEnabled(aMimetype)) {
aInstall.cancel();
this.installNotifyObservers("addon-install-disabled", topBrowser,
aInstallingPrincipal.URI, aInstall);
return;
} else if (!aBrowser.contentPrincipal || !aInstallingPrincipal.subsumes(aBrowser.contentPrincipal)) {
aInstall.cancel();
this.installNotifyObservers("addon-install-origin-blocked", topBrowser,
aInstallingPrincipal.URI, aInstall);
return;
}
// The install may start now depending on the web install listener,
// listen for the browser navigating to a new origin and cancel the
// install in that case.
new BrowserListener(aBrowser, aInstallingPrincipal, aInstall);
let startInstall = (source) => {
AddonManagerInternal.setupPromptHandler(aBrowser, aInstallingPrincipal.URI, aInstall, true, source);
AddonManagerInternal.startInstall(aBrowser, aInstallingPrincipal.URI, aInstall);
};
if (!this.isInstallAllowed(aMimetype, aInstallingPrincipal)) {
this.installNotifyObservers("addon-install-blocked", topBrowser,
aInstallingPrincipal.URI, aInstall,
() => startInstall("other"));
} else {
startInstall("AMO");
}
} catch (e) {
// In the event that the weblistener throws during instantiation or when
// calling onWebInstallBlocked or onWebInstallRequested the
// install should get cancelled.
logger.warn("Failure calling web installer", e);
aInstall.cancel();
}
},
/**
* Starts installation of an AddonInstall created from add-ons manager
* front-end code (e.g., drag-and-drop of xpis or "Install Add-on from File"
*
* @param browser
* The browser element where the installation was initiated
* @param uri
* The URI of the page where the installation was initiated
* @param install
* The AddonInstall to be installed
*/
installAddonFromAOM(browser, uri, install) {
if (!gStarted)
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
AddonManagerInternal.setupPromptHandler(browser, uri, install, true, "local");
AddonManagerInternal.startInstall(browser, uri, install);
},
/**
* Adds a new InstallListener if the listener is not already registered.
*
* @param aListener
* The InstallListener to add
*/
addInstallListener(aListener) {
if (!aListener || typeof aListener != "object")
throw Components.Exception("aListener must be a InstallListener object",
Cr.NS_ERROR_INVALID_ARG);
this.installListeners.add(aListener);
},
/**
* Removes an InstallListener if the listener is registered.
*
* @param aListener
* The InstallListener to remove
*/
removeInstallListener(aListener) {
if (!aListener || typeof aListener != "object")
throw Components.Exception("aListener must be a InstallListener object",
Cr.NS_ERROR_INVALID_ARG);
this.installListeners.delete(aListener);
},
/**
* Adds new or overrides existing UpgradeListener.
*
* @param aInstanceID
* The instance ID of an addon to register a listener for.
* @param aCallback
* The callback to invoke when updates are available for this addon.
* @throws if there is no addon matching the instanceID
*/
addUpgradeListener(aInstanceID, aCallback) {
if (!aInstanceID || typeof aInstanceID != "symbol")
throw Components.Exception("aInstanceID must be a symbol",
Cr.NS_ERROR_INVALID_ARG);
if (!aCallback || typeof aCallback != "function")
throw Components.Exception("aCallback must be a function",
Cr.NS_ERROR_INVALID_ARG);
let addonId = this.syncGetAddonIDByInstanceID(aInstanceID);
if (!addonId) {
throw Error(`No addon matching instanceID: ${String(aInstanceID)}`);
}
logger.debug(`Registering upgrade listener for ${addonId}`);
this.upgradeListeners.set(addonId, aCallback);
},
/**
* Removes an UpgradeListener if the listener is registered.
*
* @param aInstanceID
* The instance ID of the addon to remove
*/
removeUpgradeListener(aInstanceID) {
if (!aInstanceID || typeof aInstanceID != "symbol")
throw Components.Exception("aInstanceID must be a symbol",
Cr.NS_ERROR_INVALID_ARG);
let addonId = this.syncGetAddonIDByInstanceID(aInstanceID);
if (!addonId) {
throw Error(`No addon for instanceID: ${aInstanceID}`);
}
if (this.upgradeListeners.has(addonId)) {
this.upgradeListeners.delete(addonId);
} else {
throw Error(`No upgrade listener registered for addon ID: ${addonId}`);
}
},
/**
* Installs a temporary add-on from a local file or directory.
*
* @param aFile
* An nsIFile for the file or directory of the add-on to be
* temporarily installed.
* @returns a Promise that rejects if the add-on is not a valid restartless
* add-on or if the same ID is already temporarily installed.
*/
installTemporaryAddon(aFile) {
if (!gStarted)
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
if (!(aFile instanceof Ci.nsIFile))
throw Components.Exception("aFile must be a nsIFile",
Cr.NS_ERROR_INVALID_ARG);
return AddonManagerInternal._getProviderByName("XPIProvider")
.installTemporaryAddon(aFile);
},
syncGetAddonIDByInstanceID(aInstanceID) {
if (!gStarted)
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
if (!aInstanceID || typeof aInstanceID != "symbol")
throw Components.Exception("aInstanceID must be a Symbol()",
Cr.NS_ERROR_INVALID_ARG);
return AddonManagerInternal._getProviderByName("XPIProvider")
.getAddonIDByInstanceID(aInstanceID);
},
/**
* Gets an icon from the icon set provided by the add-on
* that is closest to the specified size.
*
* The optional window parameter will be used to determine
* the screen resolution and select a more appropriate icon.
* Calling this method with 48px on retina screens will try to
* match an icon of size 96px.
*
* @param aAddon
* An addon object, meaning:
* An object with either an icons property that is a key-value
* list of icon size and icon URL, or an object having an iconURL
* and icon64URL property.
* @param aSize
* Ideal icon size in pixels
* @param aWindow
* Optional window object for determining the correct scale.
* @return {String} The absolute URL of the icon or null if the addon doesn't have icons
*/
getPreferredIconURL(aAddon, aSize, aWindow = undefined) {
if (aWindow && aWindow.devicePixelRatio) {
aSize *= aWindow.devicePixelRatio;
}
let icons = aAddon.icons;
// certain addon-types only have iconURLs
if (!icons) {
icons = {};
if (aAddon.iconURL) {
icons[32] = aAddon.iconURL;
icons[48] = aAddon.iconURL;
}
if (aAddon.icon64URL) {
icons[64] = aAddon.icon64URL;
}
}
// quick return if the exact size was found
if (icons[aSize]) {
return icons[aSize];
}
let bestSize = null;
for (let size of Object.keys(icons)) {
if (!INTEGER.test(size)) {
throw Components.Exception("Invalid icon size, must be an integer",
Cr.NS_ERROR_ILLEGAL_VALUE);
}
size = parseInt(size, 10);
if (!bestSize) {
bestSize = size;
continue;
}
if (size > aSize && bestSize > aSize) {
// If both best size and current size are larger than the wanted size then choose
// the one closest to the wanted size
bestSize = Math.min(bestSize, size);
} else {
// Otherwise choose the largest of the two so we'll prefer sizes as close to below aSize
// or above aSize
bestSize = Math.max(bestSize, size);
}
}
return icons[bestSize] || null;
},
/**
* Asynchronously gets an add-on with a specific ID.
*
* @type {function}
* @param {string} aID
* The ID of the add-on to retrieve
* @returns {Promise} resolves with the found Addon or null if no such add-on exists. Never rejects.
* @throws if the aID argument is not specified
*/
getAddonByID(aID) {
if (!gStarted)
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
if (!aID || typeof aID != "string")
throw Components.Exception("aID must be a non-empty string",
Cr.NS_ERROR_INVALID_ARG);
let promises = Array.from(this.providers,
p => promiseCallProvider(p, "getAddonByID", aID));
return Promise.all(promises).then(aAddons => {
return aAddons.find(a => !!a) || null;
});
},
/**
* Asynchronously get an add-on with a specific Sync GUID.
*
* @param aGUID
* String GUID of add-on to retrieve
* @throws if the aGUID argument is not specified
*/
getAddonBySyncGUID(aGUID) {
if (!gStarted)
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
if (!aGUID || typeof aGUID != "string")
throw Components.Exception("aGUID must be a non-empty string",
Cr.NS_ERROR_INVALID_ARG);
return (async () => {
for (let provider of this.providers) {
let addon = await promiseCallProvider(
provider, "getAddonBySyncGUID", aGUID);
if (addon)
return addon;
}
return null;
})();
},
/**
* Asynchronously gets an array of add-ons.
*
* @param aIDs
* The array of IDs to retrieve
* @return {Promise}
* @resolves The array of found add-ons.
* @rejects Never
* @throws if the aIDs argument is not specified
*/
getAddonsByIDs(aIDs) {
if (!gStarted)
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
if (!Array.isArray(aIDs))
throw Components.Exception("aIDs must be an array",
Cr.NS_ERROR_INVALID_ARG);
let promises = aIDs.map(a => AddonManagerInternal.getAddonByID(a));
return Promise.all(promises);
},
/**
* Asynchronously gets add-ons of specific types.
*
* @param aTypes
* An optional array of types to retrieve. Each type is a string name
*/
getAddonsByTypes(aTypes) {
if (!gStarted)
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
if (aTypes && !Array.isArray(aTypes))
throw Components.Exception("aTypes must be an array or null",
Cr.NS_ERROR_INVALID_ARG);
return (async () => {
let addons = [];
for (let provider of this.providers) {
let providerAddons = await promiseCallProvider(
provider, "getAddonsByTypes", aTypes);
if (providerAddons)
addons.push(...providerAddons);
}
return addons;
})();
},
/**
* Gets active add-ons of specific types.
*
* This is similar to getAddonsByTypes() but it may return a limited
* amount of information about only active addons. Consequently, it
* can be implemented by providers using only immediately available
* data as opposed to getAddonsByTypes which may require I/O).
*
* @param aTypes
* An optional array of types to retrieve. Each type is a string name
*
* @resolve {addons: Array, fullData: bool}
* fullData is true if addons contains all the data we have on those
* addons. It is false if addons only contains partial data.
*/
async getActiveAddons(aTypes) {
if (!gStarted)
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
if (aTypes && !Array.isArray(aTypes))
throw Components.Exception("aTypes must be an array or null",
Cr.NS_ERROR_INVALID_ARG);
let addons = [], fullData = true;
for (let provider of this.providers) {
let providerAddons, providerFullData;
if ("getActiveAddons" in provider) {
({addons: providerAddons, fullData: providerFullData} = await callProvider(provider, "getActiveAddons", null, aTypes));
} else {
providerAddons = await promiseCallProvider(provider, "getAddonsByTypes", aTypes);
providerAddons = providerAddons.filter(a => a.isActive);
providerFullData = true;
}
if (providerAddons) {
addons.push(...providerAddons);
fullData = fullData && providerFullData;
}
}
return {addons, fullData};
},
/**
* Asynchronously gets all installed add-ons.
*/
getAllAddons() {
if (!gStarted)
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
return this.getAddonsByTypes(null);
},
/**
* Adds a new AddonManagerListener if the listener is not already registered.
*
* @param {AddonManagerListener} aListener
* The listener to add
*/
addManagerListener(aListener) {
if (!aListener || typeof aListener != "object")
throw Components.Exception("aListener must be an AddonManagerListener object",
Cr.NS_ERROR_INVALID_ARG);
this.managerListeners.add(aListener);
},
/**
* Removes an AddonManagerListener if the listener is registered.
*
* @param {AddonManagerListener} aListener
* The listener to remove
*/
removeManagerListener(aListener) {
if (!aListener || typeof aListener != "object")
throw Components.Exception("aListener must be an AddonManagerListener object",
Cr.NS_ERROR_INVALID_ARG);
this.managerListeners.delete(aListener);
},
/**
* Adds a new AddonListener if the listener is not already registered.
*
* @param {AddonManagerListener} aListener
* The AddonListener to add.
*/
addAddonListener(aListener) {
if (!aListener || typeof aListener != "object")
throw Components.Exception("aListener must be an AddonListener object",
Cr.NS_ERROR_INVALID_ARG);
this.addonListeners.add(aListener);
},
/**
* Removes an AddonListener if the listener is registered.
*
* @param {object} aListener
* The AddonListener to remove
*/
removeAddonListener(aListener) {
if (!aListener || typeof aListener != "object")
throw Components.Exception("aListener must be an AddonListener object",
Cr.NS_ERROR_INVALID_ARG);
this.addonListeners.delete(aListener);
},
/**
* Adds a new TypeListener if the listener is not already registered.
*
* @param {TypeListener} aListener
* The TypeListener to add
*/
addTypeListener(aListener) {
if (!aListener || typeof aListener != "object")
throw Components.Exception("aListener must be a TypeListener object",
Cr.NS_ERROR_INVALID_ARG);
this.typeListeners.add(aListener);
},
/**
* Removes an TypeListener if the listener is registered.
*
* @param aListener
* The TypeListener to remove
*/
removeTypeListener(aListener) {
if (!aListener || typeof aListener != "object")
throw Components.Exception("aListener must be a TypeListener object",
Cr.NS_ERROR_INVALID_ARG);
this.typeListeners.delete(aListener);
},
get addonTypes() {
// A read-only wrapper around the types dictionary
return new Proxy(this.types, {
defineProperty(target, property, descriptor) {
// Not allowed to define properties
return false;
},
deleteProperty(target, property) {
// Not allowed to delete properties
return false;
},
get(target, property, receiver) {
if (!target.hasOwnProperty(property))
return undefined;
return target[property].type;
},
getOwnPropertyDescriptor(target, property) {
if (!target.hasOwnProperty(property))
return undefined;
return {
value: target[property].type,
writable: false,
// Claim configurability to maintain the proxy invariants.
configurable: true,
enumerable: true,
};
},
preventExtensions(target) {
// Not allowed to prevent adding new properties
return false;
},
set(target, property, value, receiver) {
// Not allowed to set properties
return false;
},
setPrototypeOf(target, prototype) {
// Not allowed to change prototype
return false;
},
});
},
get autoUpdateDefault() {
return gAutoUpdateDefault;
},
set autoUpdateDefault(aValue) {
aValue = !!aValue;
if (aValue != gAutoUpdateDefault)
Services.prefs.setBoolPref(PREF_EM_AUTOUPDATE_DEFAULT, aValue);
return aValue;
},
get checkCompatibility() {
return gCheckCompatibility;
},
set checkCompatibility(aValue) {
aValue = !!aValue;
if (aValue != gCheckCompatibility) {
if (!aValue)
Services.prefs.setBoolPref(PREF_EM_CHECK_COMPATIBILITY, false);
else
Services.prefs.clearUserPref(PREF_EM_CHECK_COMPATIBILITY);
}
return aValue;
},
get strictCompatibility() {
return gStrictCompatibility;
},
set strictCompatibility(aValue) {
aValue = !!aValue;
if (aValue != gStrictCompatibility)
Services.prefs.setBoolPref(PREF_EM_STRICT_COMPATIBILITY, aValue);
return aValue;
},
get checkUpdateSecurityDefault() {
return gCheckUpdateSecurityDefault;
},
get checkUpdateSecurity() {
return gCheckUpdateSecurity;
},
set checkUpdateSecurity(aValue) {
aValue = !!aValue;
if (aValue != gCheckUpdateSecurity) {
if (aValue != gCheckUpdateSecurityDefault)
Services.prefs.setBoolPref(PREF_EM_CHECK_UPDATE_SECURITY, aValue);
else
Services.prefs.clearUserPref(PREF_EM_CHECK_UPDATE_SECURITY);
}
return aValue;
},
get updateEnabled() {
return gUpdateEnabled;
},
set updateEnabled(aValue) {
aValue = !!aValue;
if (aValue != gUpdateEnabled)
Services.prefs.setBoolPref(PREF_EM_UPDATE_ENABLED, aValue);
return aValue;
},
setupPromptHandler(browser, url, install, requireConfirm, source) {
install.promptHandler = info => new Promise((resolve, _reject) => {
let reject = () => {
this.installNotifyObservers("addon-install-cancelled",
browser, url, install);
_reject();
};
// All installs end up in this callback when the add-on is available
// for installation. There are numerous different things that can
// happen from here though. For webextensions, if the application
// implements webextension permission prompts, those always take
// precedence.
// If this add-on is not a webextension or if the application does not
// implement permission prompts, no confirmation is displayed for
// installs created with mozAddonManager (in which case requireConfirm
// is false).
// In the remaining cases, a confirmation prompt is displayed but the
// application may override it either by implementing the
// "@mozilla.org/addons/web-install-prompt;1" contract or by setting
// the customConfirmationUI preference and responding to the
// "addon-install-confirmation" notification. If the application
// does not implement its own prompt, use the built-in xul dialog.
if (info.addon.userPermissions && WEBEXT_PERMISSION_PROMPTS) {
let subject = {
wrappedJSObject: {
target: browser,
info: Object.assign({resolve, reject, source}, info),
},
};
subject.wrappedJSObject.info.permissions = info.addon.userPermissions;
Services.obs.notifyObservers(subject, "webextension-permission-prompt");
} else if (requireConfirm) {
// The methods below all want to call the install() or cancel()
// method on the provided AddonInstall object to either accept
// or reject the confirmation. Fit that into our promise-based
// control flow by wrapping the install object. However,
// xpInstallConfirm.xul matches the install object it is passed
// with the argument passed to an InstallListener, so give it
// access to the underlying object through the .wrapped property.
let proxy = new Proxy(install, {
get(target, property) {
if (property == "install") {
return resolve;
} else if (property == "cancel") {
return reject;
} else if (property == "wrapped") {
return target;
}
let result = target[property];
return (typeof result == "function") ? result.bind(target) : result;
},
});
// Check for a custom installation prompt that may be provided by the
// applicaton
if ("@mozilla.org/addons/web-install-prompt;1" in Cc) {
try {
let prompt = Cc["@mozilla.org/addons/web-install-prompt;1"].
getService(Ci.amIWebInstallPrompt);
prompt.confirm(browser, url, [proxy]);
return;
} catch (e) {}
}
this.installNotifyObservers("addon-install-confirmation",
browser, url, proxy);
} else {
resolve();
}
});
},
webAPI: {
// installs maps integer ids to AddonInstall instances.
installs: new Map(),
nextInstall: 0,
sendEvent: null,
setEventHandler(fn) {
this.sendEvent = fn;
},
async getAddonByID(target, id) {
return webAPIForAddon(await AddonManager.getAddonByID(id));
},
// helper to copy (and convert) the properties we care about
copyProps(install, obj) {
obj.state = AddonManager.stateToString(install.state);
obj.error = AddonManager.errorToString(install.error);
obj.progress = install.progress;
obj.maxProgress = install.maxProgress;
},
makeListener(id, mm) {
const events = [
"onDownloadStarted",
"onDownloadProgress",
"onDownloadEnded",
"onDownloadCancelled",
"onDownloadFailed",
"onInstallStarted",
"onInstallEnded",
"onInstallCancelled",
"onInstallFailed",
];
let listener = {};
let installPromise = new Promise((resolve, reject) => {
events.forEach(event => {
listener[event] = (install, addon) => {
let data = {event, id};
AddonManager.webAPI.copyProps(install, data);
this.sendEvent(mm, data);
if (event == "onInstallEnded") {
resolve(addon);
} else if (event == "onDownloadFailed" || event == "onInstallFailed") {
reject({message: "install failed"});
} else if (event == "onDownloadCancelled" || event == "onInstallCancelled") {
reject({message: "install cancelled"});
}
};
});
});
// We create the promise here since this is where we're setting
// up the InstallListener, but if the install is never started,
// no handlers will be attached so make sure we terminate errors.
installPromise.catch(() => {});
return {listener, installPromise};
},
forgetInstall(id) {
let info = this.installs.get(id);
if (!info) {
throw new Error(`forgetInstall cannot find ${id}`);
}
info.install.removeListener(info.listener);
this.installs.delete(id);
},
createInstall(target, options) {
// Throw an appropriate error if the given URL is not valid
// as an installation source. Return silently if it is okay.
function checkInstallUrl(url) {
let host = Services.io.newURI(options.url).host;
if (WEBAPI_INSTALL_HOSTS.includes(host)) {
return;
}
if (Services.prefs.getBoolPref(PREF_WEBAPI_TESTING)
&& WEBAPI_TEST_INSTALL_HOSTS.includes(host)) {
return;
}
throw new Error(`Install from ${host} not permitted`);
}
try {
checkInstallUrl(options.url);
} catch (err) {
return Promise.reject({message: err.message});
}
let installTelemetryInfo = {
source: AddonManager.getInstallSourceFromHost(options.sourceHost),
method: "amWebAPI",
};
return AddonManagerInternal.getInstallForURL(options.url, "application/x-xpinstall", options.hash,
null, null, null, null, installTelemetryInfo)
.then(install => {
AddonManagerInternal.setupPromptHandler(target, null, install, false, "AMO");
let id = this.nextInstall++;
let {listener, installPromise} = this.makeListener(id, target.messageManager);
install.addListener(listener);
this.installs.set(id, {install, target, listener, installPromise});
let result = {id};
this.copyProps(install, result);
return result;
});
},
async addonUninstall(target, id) {
let addon = await AddonManager.getAddonByID(id);
if (!addon) {
return false;
}
try {
addon.uninstall();
return true;
} catch (err) {
Cu.reportError(err);
return false;
}
},
async addonSetEnabled(target, id, value) {
let addon = await AddonManager.getAddonByID(id);
if (!addon) {
throw new Error(`No such addon ${id}`);
}
if (value)
await addon.enable();
else
await addon.disable();
},
async addonInstallDoInstall(target, id) {
let state = this.installs.get(id);
if (!state) {
throw new Error(`invalid id ${id}`);
}
let addon = await state.install.install();
if (addon.type == "theme" && !addon.appDisabled) {
await addon.enable();
}
if (Services.prefs.getBoolPref(PREF_WEBEXT_PERM_PROMPTS, false)) {
await new Promise(resolve => {
let subject = {wrappedJSObject: {target, addon, callback: resolve}};
Services.obs.notifyObservers(subject, "webextension-install-notify");
});
}
},
addonInstallCancel(target, id) {
let state = this.installs.get(id);
if (!state) {
return Promise.reject(`invalid id ${id}`);
}
return Promise.resolve(state.install.cancel());
},
clearInstalls(ids) {
for (let id of ids) {
this.forgetInstall(id);
}
},
clearInstallsFrom(mm) {
for (let [id, info] of this.installs) {
if (info.target.messageManager == mm) {
this.forgetInstall(id);
}
}
},
},
};
/**
* Should not be used outside of core Mozilla code. This is a private API for
* the startup and platform integration code to use. Refer to the methods on
* AddonManagerInternal for documentation however note that these methods are
* subject to change at any time.
*/
var AddonManagerPrivate = {
startup() {
AddonManagerInternal.startup();
},
addonIsActive(addonId) {
return AddonManagerInternal._getProviderByName("XPIProvider")
.addonIsActive(addonId);
},
/**
* Gets an array of add-ons which were side-loaded prior to the last
* startup, and are currently disabled.
*
* @returns {Promise<Array<Addon>>}
*/
getNewSideloads() {
return AddonManagerInternal._getProviderByName("XPIProvider")
.getNewSideloads();
},
get browserUpdated() {
return gBrowserUpdated;
},
registerProvider(aProvider, aTypes) {
AddonManagerInternal.registerProvider(aProvider, aTypes);
},
unregisterProvider(aProvider) {
AddonManagerInternal.unregisterProvider(aProvider);
},
markProviderSafe(aProvider) {
AddonManagerInternal.markProviderSafe(aProvider);
},
backgroundUpdateCheck() {
return AddonManagerInternal.backgroundUpdateCheck();
},
backgroundUpdateTimerHandler() {
// Don't return the promise here, since the caller doesn't care.
AddonManagerInternal.backgroundUpdateCheck();
},
addStartupChange(aType, aID) {
AddonManagerInternal.addStartupChange(aType, aID);
},
removeStartupChange(aType, aID) {
AddonManagerInternal.removeStartupChange(aType, aID);
},
notifyAddonChanged(aID, aType, aPendingRestart) {
AddonManagerInternal.notifyAddonChanged(aID, aType, aPendingRestart);
},
updateAddonAppDisabledStates() {
AddonManagerInternal.updateAddonAppDisabledStates();
},
updateAddonRepositoryData() {
return AddonManagerInternal.updateAddonRepositoryData();
},
callInstallListeners(...aArgs) {
return AddonManagerInternal.callInstallListeners.apply(AddonManagerInternal,
aArgs);
},
callAddonListeners(...aArgs) {
AddonManagerInternal.callAddonListeners.apply(AddonManagerInternal, aArgs);
},
AddonAuthor,
AddonScreenshot,
AddonCompatibilityOverride,
AddonType,
get BOOTSTRAP_REASONS() {
return AddonManagerInternal._getProviderByName("XPIProvider")
.BOOTSTRAP_REASONS;
},
recordTimestamp(name, value) {
AddonManagerInternal.recordTimestamp(name, value);
},
_simpleMeasures: {},
recordSimpleMeasure(name, value) {
this._simpleMeasures[name] = value;
},
recordException(aModule, aContext, aException) {
let report = {
module: aModule,
context: aContext,
};
if (typeof aException == "number") {
report.message = Components.Exception("", aException).name;
} else {
report.message = aException.toString();
if (aException.fileName) {
report.file = aException.fileName;
report.line = aException.lineNumber;
}
}
this._simpleMeasures.exception = report;
},
getSimpleMeasures() {
return this._simpleMeasures;
},
getTelemetryDetails() {
return AddonManagerInternal.telemetryDetails;
},
setTelemetryDetails(aProvider, aDetails) {
AddonManagerInternal.telemetryDetails[aProvider] = aDetails;
},
// Start a timer, record a simple measure of the time interval when
// timer.done() is called
simpleTimer(aName) {
let startTime = Cu.now();
return {
done: () => this.recordSimpleMeasure(aName, Math.round(Cu.now() - startTime)),
};
},
async recordTiming(name, task) {
let timer = this.simpleTimer(name);
try {
return await task();
} finally {
timer.done();
}
},
/**
* Helper to call update listeners when no update is available.
*
* This can be used as an implementation for Addon.findUpdates() when
* no update mechanism is available.
*/
callNoUpdateListeners(addon, listener, reason, appVersion, platformVersion) {
if ("onNoCompatibilityUpdateAvailable" in listener) {
safeCall(listener.onNoCompatibilityUpdateAvailable.bind(listener), addon);
}
if ("onNoUpdateAvailable" in listener) {
safeCall(listener.onNoUpdateAvailable.bind(listener), addon);
}
if ("onUpdateFinished" in listener) {
safeCall(listener.onUpdateFinished.bind(listener), addon);
}
},
get webExtensionsMinPlatformVersion() {
return gWebExtensionsMinPlatformVersion;
},
hasUpgradeListener(aId) {
return AddonManagerInternal.upgradeListeners.has(aId);
},
getUpgradeListener(aId) {
return AddonManagerInternal.upgradeListeners.get(aId);
},
/**
* Predicate that returns true if we think the given extension ID
* might have been generated by XPIProvider.
*/
isTemporaryInstallID(extensionId) {
if (!gStarted)
throw Components.Exception("AddonManager is not initialized",
Cr.NS_ERROR_NOT_INITIALIZED);
if (!extensionId || typeof extensionId != "string")
throw Components.Exception("extensionId must be a string",
Cr.NS_ERROR_INVALID_ARG);
return AddonManagerInternal._getProviderByName("XPIProvider")
.isTemporaryInstallID(extensionId);
},
isDBLoaded() {
let provider = AddonManagerInternal._getProviderByName("XPIProvider");
return provider ? provider.isDBLoaded : false;
},
};
/**
* This is the public API that UI and developers should be calling. All methods
* just forward to AddonManagerInternal.
* @class
*/
var AddonManager = {
// Map used to convert the known install source hostnames into the value to set into the
// telemetry events.
_installHostSource: new Map([
["addons.mozilla.org", "amo"],
["discovery.addons.mozilla.org", "disco"],
["testpilot.firefox.com", "testpilot"],
]),
// Constants for the AddonInstall.state property
// These will show up as AddonManager.STATE_* (eg, STATE_AVAILABLE)
_states: new Map([
// The install is available for download.
["STATE_AVAILABLE", 0],
// The install is being downloaded.
["STATE_DOWNLOADING", 1],
// The install is checking for compatibility information.
["STATE_CHECKING", 2],
// The install is downloaded and ready to install.
["STATE_DOWNLOADED", 3],
// The download failed.
["STATE_DOWNLOAD_FAILED", 4],
// The install may not proceed until the user accepts a prompt
["STATE_AWAITING_PROMPT", 5],
// Any prompts are done
["STATE_PROMPTS_DONE", 6],
// The install has been postponed.
["STATE_POSTPONED", 7],
// The install is ready to be applied.
["STATE_READY", 8],
// The add-on is being installed.
["STATE_INSTALLING", 9],
// The add-on has been installed.
["STATE_INSTALLED", 10],
// The install failed.
["STATE_INSTALL_FAILED", 11],
// The install has been cancelled.
["STATE_CANCELLED", 12],
]),
// Constants representing different types of errors while downloading an
// add-on.
// These will show up as AddonManager.ERROR_* (eg, ERROR_NETWORK_FAILURE)
_errors: new Map([
// The download failed due to network problems.
["ERROR_NETWORK_FAILURE", -1],
// The downloaded file did not match the provided hash.
["ERROR_INCORRECT_HASH", -2],
// The downloaded file seems to be corrupted in some way.
["ERROR_CORRUPT_FILE", -3],
// An error occurred trying to write to the filesystem.
["ERROR_FILE_ACCESS", -4],
// The add-on must be signed and isn't.
["ERROR_SIGNEDSTATE_REQUIRED", -5],
// The downloaded add-on had a different type than expected.
["ERROR_UNEXPECTED_ADDON_TYPE", -6],
// The addon did not have the expected ID
["ERROR_INCORRECT_ID", -7],
]),
// The update check timed out
ERROR_TIMEOUT: -1,
// There was an error while downloading the update information.
ERROR_DOWNLOAD_ERROR: -2,
// The update information was malformed in some way.
ERROR_PARSE_ERROR: -3,
// The update information was not in any known format.
ERROR_UNKNOWN_FORMAT: -4,
// The update information was not correctly signed or there was an SSL error.
ERROR_SECURITY_ERROR: -5,
// The update was cancelled
ERROR_CANCELLED: -6,
// These must be kept in sync with AddonUpdateChecker.
// No error was encountered.
UPDATE_STATUS_NO_ERROR: 0,
// The update check timed out
UPDATE_STATUS_TIMEOUT: -1,
// There was an error while downloading the update information.
UPDATE_STATUS_DOWNLOAD_ERROR: -2,
// The update information was malformed in some way.
UPDATE_STATUS_PARSE_ERROR: -3,
// The update information was not in any known format.
UPDATE_STATUS_UNKNOWN_FORMAT: -4,
// The update information was not correctly signed or there was an SSL error.
UPDATE_STATUS_SECURITY_ERROR: -5,
// The update was cancelled.
UPDATE_STATUS_CANCELLED: -6,
// Constants to indicate why an update check is being performed
// Update check has been requested by the user.
UPDATE_WHEN_USER_REQUESTED: 1,
// Update check is necessary to see if the Addon is compatibile with a new
// version of the application.
UPDATE_WHEN_NEW_APP_DETECTED: 2,
// Update check is necessary because a new application has been installed.
UPDATE_WHEN_NEW_APP_INSTALLED: 3,
// Update check is a regular background update check.
UPDATE_WHEN_PERIODIC_UPDATE: 16,
// Update check is needed to check an Addon that is being installed.
UPDATE_WHEN_ADDON_INSTALLED: 17,
// Constants for operations in Addon.pendingOperations
// Indicates that the Addon has no pending operations.
PENDING_NONE: 0,
// Indicates that the Addon will be enabled after the application restarts.
PENDING_ENABLE: 1,
// Indicates that the Addon will be disabled after the application restarts.
PENDING_DISABLE: 2,
// Indicates that the Addon will be uninstalled after the application restarts.
PENDING_UNINSTALL: 4,
// Indicates that the Addon will be installed after the application restarts.
PENDING_INSTALL: 8,
PENDING_UPGRADE: 16,
// Constants for operations in Addon.operationsRequiringRestart
// Indicates that restart isn't required for any operation.
OP_NEEDS_RESTART_NONE: 0,
// Indicates that restart is required for enabling the addon.
OP_NEEDS_RESTART_ENABLE: 1,
// Indicates that restart is required for disabling the addon.
OP_NEEDS_RESTART_DISABLE: 2,
// Indicates that restart is required for uninstalling the addon.
OP_NEEDS_RESTART_UNINSTALL: 4,
// Indicates that restart is required for installing the addon.
OP_NEEDS_RESTART_INSTALL: 8,
// Constants for permissions in Addon.permissions.
// Indicates that the Addon can be uninstalled.
PERM_CAN_UNINSTALL: 1,
// Indicates that the Addon can be enabled by the user.
PERM_CAN_ENABLE: 2,
// Indicates that the Addon can be disabled by the user.
PERM_CAN_DISABLE: 4,
// Indicates that the Addon can be upgraded.
PERM_CAN_UPGRADE: 8,
// Indicates that the Addon can be set to be optionally enabled
// on a case-by-case basis.
PERM_CAN_ASK_TO_ACTIVATE: 16,
// General descriptions of where items are installed.
// Installed in this profile.
SCOPE_PROFILE: 1,
// Installed for all of this user's profiles.
SCOPE_USER: 2,
// Installed and owned by the application.
SCOPE_APPLICATION: 4,
// Installed for all users of the computer.
SCOPE_SYSTEM: 8,
// Installed temporarily
SCOPE_TEMPORARY: 16,
// The combination of all scopes.
SCOPE_ALL: 31,
// Add-on type is expected to be displayed in the UI in a list.
VIEW_TYPE_LIST: "list",
// Constants describing how add-on types behave.
// If no add-ons of a type are installed, then the category for that add-on
// type should be hidden in the UI.
TYPE_UI_HIDE_EMPTY: 16,
// Indicates that this add-on type supports the ask-to-activate state.
// That is, add-ons of this type can be set to be optionally enabled
// on a case-by-case basis.
TYPE_SUPPORTS_ASK_TO_ACTIVATE: 32,
// The add-on type natively supports undo for restartless uninstalls.
// If this flag is not specified, the UI is expected to handle this via
// disabling the add-on, and performing the actual uninstall at a later time.
TYPE_SUPPORTS_UNDO_RESTARTLESS_UNINSTALL: 64,
// Constants for Addon.applyBackgroundUpdates.
// Indicates that the Addon should not update automatically.
AUTOUPDATE_DISABLE: 0,
// Indicates that the Addon should update automatically only if
// that's the global default.
AUTOUPDATE_DEFAULT: 1,
// Indicates that the Addon should update automatically.
AUTOUPDATE_ENABLE: 2,
// Constants for how Addon options should be shown.
// Options will be displayed in a new tab, if possible
OPTIONS_TYPE_TAB: 3,
// Similar to OPTIONS_TYPE_INLINE, but rather than generating inline
// options from a specially-formatted XUL file, the contents of the
// file are simply displayed in an inline <browser> element.
OPTIONS_TYPE_INLINE_BROWSER: 5,
// Constants for displayed or hidden options notifications
// Options notification will be displayed
OPTIONS_NOTIFICATION_DISPLAYED: "addon-options-displayed",
// Options notification will be hidden
OPTIONS_NOTIFICATION_HIDDEN: "addon-options-hidden",
// Constants for getStartupChanges, addStartupChange and removeStartupChange
// Add-ons that were detected as installed during startup. Doesn't include
// add-ons that were pending installation the last time the application ran.
STARTUP_CHANGE_INSTALLED: "installed",
// Add-ons that were detected as changed during startup. This includes an
// add-on moving to a different location, changing version or just having
// been detected as possibly changed.
STARTUP_CHANGE_CHANGED: "changed",
// Add-ons that were detected as uninstalled during startup. Doesn't include
// add-ons that were pending uninstallation the last time the application ran.
STARTUP_CHANGE_UNINSTALLED: "uninstalled",
// Add-ons that were detected as disabled during startup, normally because of
// an application change making an add-on incompatible. Doesn't include
// add-ons that were pending being disabled the last time the application ran.
STARTUP_CHANGE_DISABLED: "disabled",
// Add-ons that were detected as enabled during startup, normally because of
// an application change making an add-on compatible. Doesn't include
// add-ons that were pending being enabled the last time the application ran.
STARTUP_CHANGE_ENABLED: "enabled",
// Constants for Addon.signedState. Any states that should cause an add-on
// to be unusable in builds that require signing should have negative values.
// Add-on signing is not required, e.g. because the pref is disabled.
SIGNEDSTATE_NOT_REQUIRED: undefined,
// Add-on is signed but signature verification has failed.
SIGNEDSTATE_BROKEN: -2,
// Add-on may be signed but by an certificate that doesn't chain to our
// our trusted certificate.
SIGNEDSTATE_UNKNOWN: -1,
// Add-on is unsigned.
SIGNEDSTATE_MISSING: 0,
// Add-on is preliminarily reviewed.
SIGNEDSTATE_PRELIMINARY: 1,
// Add-on is fully reviewed.
SIGNEDSTATE_SIGNED: 2,
// Add-on is system add-on.
SIGNEDSTATE_SYSTEM: 3,
// Add-on is signed with a "Mozilla Extensions" certificate
SIGNEDSTATE_PRIVILEGED: 4,
// Constants for the Addon.userDisabled property
// Indicates that the userDisabled state of this add-on is currently
// ask-to-activate. That is, it can be conditionally enabled on a
// case-by-case basis.
STATE_ASK_TO_ACTIVATE: "askToActivate",
get __AddonManagerInternal__() {
return AppConstants.DEBUG ? AddonManagerInternal : undefined;
},
/** Boolean indicating whether AddonManager startup has completed. */
get isReady() {
return gStartupComplete && !gShutdownInProgress;
},
/** @constructor */
init() {
this._stateToString = new Map();
for (let [name, value] of this._states) {
this[name] = value;
this._stateToString.set(value, name);
}
this._errorToString = new Map();
for (let [name, value] of this._errors) {
this[name] = value;
this._errorToString.set(value, name);
}
},
stateToString(state) {
return this._stateToString.get(state);
},
errorToString(err) {
return err ? this._errorToString.get(err) : null;
},
getInstallSourceFromHost(host) {
if (this._installHostSource.has(host)) {
return this._installHostSource.get(host);
}
if (WEBAPI_TEST_INSTALL_HOSTS.includes(host)) {
return "test-host";
}
return "unknown";
},
getInstallForURL(aUrl, aMimetype, aHash, aName, aIcons,
aVersion, aBrowser, aTelemetryInfo) {
return AddonManagerInternal.getInstallForURL(
aUrl, aMimetype, aHash, aName, aIcons, aVersion, aBrowser, aTelemetryInfo);
},
getInstallForFile(aFile, aMimetype, aTelemetryInfo) {
return AddonManagerInternal.getInstallForFile(aFile, aMimetype, aTelemetryInfo);
},
/**
* Gets an array of add-on IDs that changed during the most recent startup.
*
* @param aType
* The type of startup change to get
* @return An array of add-on IDs
*/
getStartupChanges(aType) {
if (!(aType in AddonManagerInternal.startupChanges))
return [];
return AddonManagerInternal.startupChanges[aType].slice(0);
},
getAddonByID(aID) {
return AddonManagerInternal.getAddonByID(aID);
},
getAddonBySyncGUID(aGUID) {
return AddonManagerInternal.getAddonBySyncGUID(aGUID);
},
getAddonsByIDs(aIDs) {
return AddonManagerInternal.getAddonsByIDs(aIDs);
},
getAddonsByTypes(aTypes) {
return AddonManagerInternal.getAddonsByTypes(aTypes);
},
getActiveAddons(aTypes) {
return AddonManagerInternal.getActiveAddons(aTypes);
},
getAllAddons() {
return AddonManagerInternal.getAllAddons();
},
getInstallsByTypes(aTypes) {
return AddonManagerInternal.getInstallsByTypes(aTypes);
},
getAllInstalls() {
return AddonManagerInternal.getAllInstalls();
},
isInstallEnabled(aType) {
return AddonManagerInternal.isInstallEnabled(aType);
},
isInstallAllowed(aType, aInstallingPrincipal) {
return AddonManagerInternal.isInstallAllowed(aType, aInstallingPrincipal);
},
installAddonFromWebpage(aType, aBrowser, aInstallingPrincipal, aInstall) {
AddonManagerInternal.installAddonFromWebpage(aType, aBrowser,
aInstallingPrincipal,
aInstall);
},
installAddonFromAOM(aBrowser, aUri, aInstall) {
AddonManagerInternal.installAddonFromAOM(aBrowser, aUri, aInstall);
},
installTemporaryAddon(aDirectory) {
return AddonManagerInternal.installTemporaryAddon(aDirectory);
},
addManagerListener(aListener) {
AddonManagerInternal.addManagerListener(aListener);
},
removeManagerListener(aListener) {
AddonManagerInternal.removeManagerListener(aListener);
},
addInstallListener(aListener) {
AddonManagerInternal.addInstallListener(aListener);
},
removeInstallListener(aListener) {
AddonManagerInternal.removeInstallListener(aListener);
},
getUpgradeListener(aId) {
return AddonManagerInternal.upgradeListeners.get(aId);
},
addUpgradeListener(aInstanceID, aCallback) {
AddonManagerInternal.addUpgradeListener(aInstanceID, aCallback);
},
removeUpgradeListener(aInstanceID) {
return AddonManagerInternal.removeUpgradeListener(aInstanceID);
},
addAddonListener(aListener) {
AddonManagerInternal.addAddonListener(aListener);
},
removeAddonListener(aListener) {
AddonManagerInternal.removeAddonListener(aListener);
},
addTypeListener(aListener) {
AddonManagerInternal.addTypeListener(aListener);
},
removeTypeListener(aListener) {
AddonManagerInternal.removeTypeListener(aListener);
},
get addonTypes() {
return AddonManagerInternal.addonTypes;
},
/**
* Determines whether an Addon should auto-update or not.
*
* @param aAddon
* The Addon representing the add-on
* @return true if the addon should auto-update, false otherwise.
*/
shouldAutoUpdate(aAddon) {
if (!aAddon || typeof aAddon != "object")
throw Components.Exception("aAddon must be specified",
Cr.NS_ERROR_INVALID_ARG);
if (!("applyBackgroundUpdates" in aAddon))
return false;
if (aAddon.applyBackgroundUpdates == AddonManager.AUTOUPDATE_ENABLE)
return true;
if (aAddon.applyBackgroundUpdates == AddonManager.AUTOUPDATE_DISABLE)
return false;
return this.autoUpdateDefault;
},
get checkCompatibility() {
return AddonManagerInternal.checkCompatibility;
},
set checkCompatibility(aValue) {
AddonManagerInternal.checkCompatibility = aValue;
},
get strictCompatibility() {
return AddonManagerInternal.strictCompatibility;
},
set strictCompatibility(aValue) {
AddonManagerInternal.strictCompatibility = aValue;
},
get checkUpdateSecurityDefault() {
return AddonManagerInternal.checkUpdateSecurityDefault;
},
get checkUpdateSecurity() {
return AddonManagerInternal.checkUpdateSecurity;
},
set checkUpdateSecurity(aValue) {
AddonManagerInternal.checkUpdateSecurity = aValue;
},
get updateEnabled() {
return AddonManagerInternal.updateEnabled;
},
set updateEnabled(aValue) {
AddonManagerInternal.updateEnabled = aValue;
},
get autoUpdateDefault() {
return AddonManagerInternal.autoUpdateDefault;
},
set autoUpdateDefault(aValue) {
AddonManagerInternal.autoUpdateDefault = aValue;
},
escapeAddonURI(aAddon, aUri, aAppVersion) {
return AddonManagerInternal.escapeAddonURI(aAddon, aUri, aAppVersion);
},
getPreferredIconURL(aAddon, aSize, aWindow = undefined) {
return AddonManagerInternal.getPreferredIconURL(aAddon, aSize, aWindow);
},
get webAPI() {
return AddonManagerInternal.webAPI;
},
get shutdown() {
return gShutdownBarrier.client;
},
};
/**
* Listens to the AddonManager install and addon events and send telemetry events.
*/
var AMTelemetry = {
telemetrySetupDone: false,
// This method is called by the AddonManager, once it has been started, so that we can
// init the telemetry event category and start listening for the events related to the
// addons installation and management.
onStartup() {
if (this.telemetrySetupDone) {
return;
}
this.telemetrySetupDone = true;
Services.telemetry.setEventRecordingEnabled("addonsManager", true);
Services.obs.addObserver(this, "addon-install-origin-blocked");
Services.obs.addObserver(this, "addon-install-disabled");
Services.obs.addObserver(this, "addon-install-blocked");
Services.obs.addObserver(this, "webextension-permission-prompt");
Services.obs.addObserver(this, "webextension-update-permissions");
AddonManager.addInstallListener(this);
AddonManager.addAddonListener(this);
},
// Observer Service notification callback.
observe(subject, topic, data) {
switch (topic) {
case "addon-install-blocked": {
const {installs} = subject.wrappedJSObject;
this.recordInstallEvent(installs[0], {step: "site_warning"});
break;
}
case "addon-install-origin-blocked": {
const {installs} = subject.wrappedJSObject;
this.recordInstallEvent(installs[0], {step: "site_blocked"});
break;
}
case "addon-install-disabled": {
const {installs} = subject.wrappedJSObject;
this.recordInstallEvent(installs[0], {step: "install_disabled_warning"});
break;
}
case "webextension-permission-prompt": {
const {info} = subject.wrappedJSObject;
const {permissions, origins} = info.permissions || {permissions: [], origins: []};
if (info.type === "sideload") {
// When extension.js notifies a webextension-permission-prompt for a sideload,
// there is no AddonInstall instance available.
this.recordManageEvent(info.addon, "sideload_prompt", {
num_perms: permissions.length,
num_origins: origins.length,
});
} else {
this.recordInstallEvent(info.install, {
step: "permissions_prompt",
num_perms: permissions.length,
num_origins: origins.length,
});
}
break;
}
case "webextension-update-permissions": {
const update = subject.wrappedJSObject;
const {permissions, origins} = update.permissions || {permissions: [], origins: []};
this.recordInstallEvent(update.install, {
step: "permissions_prompt",
num_perms: permissions.length,
num_origins: origins.length,
});
break;
}
}
},
// AddonManager install listener callbacks.
onNewInstall(install) {
this.recordInstallEvent(install, {step: "started"});
},
onInstallCancelled(install) {
this.recordInstallEvent(install, {step: "cancelled"});
},
onInstallPostponed(install) {
this.recordInstallEvent(install, {step: "postponed"});
},
onInstallFailed(install) {
this.recordInstallEvent(install, {step: "failed"});
},
onInstallEnded(install) {
this.recordInstallEvent(install, {step: "completed"});
},
onDownloadStarted(install) {
this.recordInstallEvent(install, {step: "download_started"});
},
onDownloadCancelled(install) {
this.recordInstallEvent(install, {step: "cancelled"});
},
onDownloadEnded(install) {
let download_time = Math.round(Cu.now() - install.downloadStartedAt);
this.recordInstallEvent(install, {step: "download_completed", download_time});
},
onDownloadFailed(install) {
let download_time = Math.round(Cu.now() - install.downloadStartedAt);
this.recordInstallEvent(install, {step: "download_failed", download_time});
},
// Addon listeners callbacks.
onUninstalled(addon) {
this.recordManageEvent(addon, "uninstall");
},
onEnabled(addon) {
this.recordManageEvent(addon, "enable");
},
onDisabled(addon) {
this.recordManageEvent(addon, "disable");
},
// Internal helpers methods.
/**
* Get a trimmed version of the given string if it is longer than 80 chars.
*
* @param {string} str
* The original string content.
*
* @returns {string}
* The trimmed version of the string when longer than 80 chars, or the given string
* unmodified otherwise.
*/
getTrimmedString(str) {
if (str.length <= 80) {
return str;
}
const length = str.length;
// Trim the string to prevent a flood of warnings messages logged internally by recordEvent,
// the trimmed version is going to be composed by the first 40 chars and the last 37 and 3 dots
// that joins the two parts, to visually indicate that the string has been trimmed.
return `${str.slice(0, 40)}...${str.slice(length - 37, length)}`;
},
/**
* Retrieve the addonId for the given AddonInstall instance.
*
* @param {AddonInstall} install
* The AddonInstall instance to retrieve the addonId from.
*
* @returns {string | null}
* The addonId for the given AddonInstall instance (if any).
*/
getAddonIdFromInstall(install) {
// Returns the id of the extension that is being installed, as soon as the
// addon is available in the AddonInstall instance (after being downloaded
// and validated successfully).
if (install.addon) {
return install.addon.id;
}
// While updating an addon, the existing addon can be
// used to retrieve the addon id since the first update event.
if (install.existingAddon) {
return install.existingAddon.id;
}
return null;
},
/**
* Retrieve the telemetry event's object property value for the given
* AddonInstall instance.
*
* @param {AddonInstall} install
* The AddonInstall instance to retrieve the event object from.
*
* @returns {string}
* The object for the given AddonInstall instance.
*/
getEventObjectFromInstall(install) {
let addonType;
if (install.type) {
// The AddonInstall wrapper already provides a type (if it was known when the
// install object has been created).
addonType = install.type;
} else if (install.addon) {
// The install flow has reached a step that has an addon instance which we can
// check to know the extension type (e.g. after download for the DownloadAddonInstall).
addonType = install.addon.type;
} else if (install.existingAddon) {
// The install flow is an update and we can look the existingAddon to check which was
// the add-on type that is being installed.
addonType = install.existingAddon.type;
}
return this.getEventObjectFromAddonType(addonType);
},
/**
* Retrieve the telemetry event source for the given AddonInstall instance.
*
* @param {AddonInstall} install
* The AddonInstall instance to retrieve the source from.
*
* @returns {Object | null}
* The telemetry infor ({source, method}) from the given AddonInstall instance.
*/
getInstallTelemetryInfo(install) {
if (install.installTelemetryInfo) {
return install.installTelemetryInfo;
} else if (install.existingAddon && install.existingAddon.installTelemetryInfo) {
// Get the install source from the existing addon (e.g. for an extension update).
return install.existingAddon.installTelemetryInfo;
}
return null;
},
/**
* Get the telemetry event's object property for the given addon type
*
* @param {string} addonType
* The addon type to convert into the related telemetry event object.
*
* @returns {string}
* The object for the given addon type.
*/
getEventObjectFromAddonType(addonType) {
switch (addonType) {
case undefined:
return "unknown";
case "extension":
case "theme":
case "locale":
case "dictionary":
return addonType;
default:
// Currently this should only include plugins and gmp-plugins
return "other";
}
},
/**
* Convert all the telemetry event's extra_vars into strings, if needed.
*
* @param {object} extraVars
*/
formatExtraVars(extraVars) {
// All the extra_vars in a telemetry event have to be strings.
for (var key of Object.keys(extraVars)) {
if (typeof(extraVars[key]) !== "string") {
extraVars[key] = String(extraVars[key]);
}
}
},
/**
* Record an install or update event for the given AddonInstall instance.
*
* @param {AddonInstall} install
* The AddonInstall instance to record an install or update event for.
* @param {object} extraVars
* The additional extra_vars to include in the recorded event.
* @param {string} extraVars.step
* The current step in the install or update flow.
* @param {string} extraVars.download_time
* The number of ms needed to download the extension.
* @param {string} extraVars.num_perms
* The number of permissions for the extensions.
* @param {string} extraVars.num_origins
* The number of origins for the extensions.
*/
recordInstallEvent(install, extraVars) {
// Early exit if AMTelemetry's telemetry setup has not been done yet.
if (!this.telemetrySetupDone) {
return;
}
let extra = {};
let telemetryInfo = this.getInstallTelemetryInfo(install);
if (telemetryInfo && typeof telemetryInfo.source === "string") {
extra.source = telemetryInfo.source;
}
if (extra.source === "internal") {
// Do not record the telemetry event for installation sources
// that are marked as "internal".
return;
}
// Also include the install source's method when applicable (e.g. install events with
// source "about:addons" may have "install-from-file" or "url" as their source method).
if (telemetryInfo && typeof telemetryInfo.method === "string") {
extra.method = telemetryInfo.method;
}
let addonId = this.getAddonIdFromInstall(install);
let object = this.getEventObjectFromInstall(install);
let installId = String(install.installId);
let eventMethod = install.existingAddon ? "update" : "install";
if (addonId) {
extra.addon_id = this.getTrimmedString(addonId);
}
if (install.error) {
extra.error = AddonManager.errorToString(install.error);
}
if (eventMethod === "update") {
// For "update" telemetry events, also include an extra var which determine
// if the update has been requested by the user.
extra.updated_from = install.isUserRequestedUpdate ? "user" : "app";
}
// All the extra vars in a telemetry event have to be strings.
extra = {...extraVars, ...extra};
this.formatExtraVars(extra);
this.recordEvent({method: eventMethod, object, value: installId, extra});
},
/**
* Record a manage event for the given addon.
*
* @param {AddonWrapper} addon
* The AddonWrapper instance.
* @param {object} extra
* The additional extra_vars to include in the recorded event.
* @param {string} extraVars.num_perms
* The number of permissions for the extensions.
* @param {string} extraVars.num_origins
* The number of origins for the extensions.
*/
recordManageEvent(addon, method, extraVars) {
// Early exit if AMTelemetry's telemetry setup has not been done yet.
if (!this.telemetrySetupDone) {
return;
}
let extra = {};
if (addon.installTelemetryInfo) {
if ("source" in addon.installTelemetryInfo) {
extra.source = addon.installTelemetryInfo.source;
}
// Also include the install source's method when applicable (e.g. install events with
// source "about:addons" may have "install-from-file" or "url" as their source method).
if ("method" in addon.installTelemetryInfo) {
extra.method = addon.installTelemetryInfo.method;
}
}
if (extra.source === "internal") {
// Do not record the telemetry event for installation sources
// that are marked as "internal".
return;
}
let object = this.getEventObjectFromAddonType(addon.type);
let value = this.getTrimmedString(addon.id);
extra = {...extraVars, ...extra};
let hasExtraVars = Object.keys(extra).length > 0;
this.formatExtraVars(extra);
this.recordEvent({method, object, value, extra: hasExtraVars ? extra : null});
},
recordEvent({method, object, value, extra}) {
Services.telemetry.recordEvent("addonsManager", method, object, value, extra);
},
};
this.AddonManager.init();
// Setup the AMTelemetry once the AddonManager has been started.
this.AddonManager.addManagerListener(AMTelemetry);
// load the timestamps module into AddonManagerInternal
ChromeUtils.import("resource://gre/modules/TelemetryTimestamps.jsm", AddonManagerInternal);
Object.freeze(AddonManagerInternal);
Object.freeze(AddonManagerPrivate);
Object.freeze(AddonManager);