diff options
Diffstat (limited to 'toolkit/mozapps/webextensions/amInstallTrigger.js')
-rw-r--r-- | toolkit/mozapps/webextensions/amInstallTrigger.js | 240 |
1 files changed, 0 insertions, 240 deletions
diff --git a/toolkit/mozapps/webextensions/amInstallTrigger.js b/toolkit/mozapps/webextensions/amInstallTrigger.js deleted file mode 100644 index 382791d32..000000000 --- a/toolkit/mozapps/webextensions/amInstallTrigger.js +++ /dev/null @@ -1,240 +0,0 @@ -/* 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"; - -const {classes: Cc, interfaces: Ci, utils: Cu} = Components; - -Cu.import("resource://gre/modules/XPCOMUtils.jsm"); -Cu.import("resource://gre/modules/Services.jsm"); -Cu.import("resource://gre/modules/Preferences.jsm"); -Cu.import("resource://gre/modules/Log.jsm"); - -const XPINSTALL_MIMETYPE = "application/x-xpinstall"; - -const MSG_INSTALL_ENABLED = "WebInstallerIsInstallEnabled"; -const MSG_INSTALL_ADDONS = "WebInstallerInstallAddonsFromWebpage"; -const MSG_INSTALL_CALLBACK = "WebInstallerInstallCallback"; - - -var log = Log.repository.getLogger("AddonManager.InstallTrigger"); -log.level = Log.Level[Preferences.get("extensions.logging.enabled", false) ? "Warn" : "Trace"]; - -function CallbackObject(id, callback, urls, mediator) { - this.id = id; - this.callback = callback; - this.urls = new Set(urls); - this.callCallback = function(url, status) { - try { - this.callback(url, status); - } - catch (e) { - log.warn("InstallTrigger callback threw an exception: " + e); - } - - this.urls.delete(url); - if (this.urls.size == 0) - mediator._callbacks.delete(id); - }; -} - -function RemoteMediator(window) { - window.QueryInterface(Ci.nsIInterfaceRequestor); - let utils = window.getInterface(Ci.nsIDOMWindowUtils); - this._windowID = utils.currentInnerWindowID; - - this.mm = window - .getInterface(Ci.nsIDocShell) - .QueryInterface(Ci.nsIInterfaceRequestor) - .getInterface(Ci.nsIContentFrameMessageManager); - this.mm.addWeakMessageListener(MSG_INSTALL_CALLBACK, this); - - this._lastCallbackID = 0; - this._callbacks = new Map(); -} - -RemoteMediator.prototype = { - receiveMessage: function(message) { - if (message.name == MSG_INSTALL_CALLBACK) { - let payload = message.data; - let callbackHandler = this._callbacks.get(payload.callbackID); - if (callbackHandler) { - callbackHandler.callCallback(payload.url, payload.status); - } - } - }, - - enabled: function(url) { - let params = { - mimetype: XPINSTALL_MIMETYPE - }; - return this.mm.sendSyncMessage(MSG_INSTALL_ENABLED, params)[0]; - }, - - install: function(installs, principal, callback, window) { - let callbackID = this._addCallback(callback, installs.uris); - - installs.mimetype = XPINSTALL_MIMETYPE; - installs.triggeringPrincipal = principal; - installs.callbackID = callbackID; - - if (Services.appinfo.processType == Ci.nsIXULRuntime.PROCESS_TYPE_DEFAULT) { - // When running in the main process this might be a frame inside an - // in-content UI page, walk up to find the first frame element in a chrome - // privileged document - let element = window.frameElement; - let ssm = Services.scriptSecurityManager; - while (element && !ssm.isSystemPrincipal(element.ownerDocument.nodePrincipal)) - element = element.ownerDocument.defaultView.frameElement; - - if (element) { - let listener = Cc["@mozilla.org/addons/integration;1"]. - getService(Ci.nsIMessageListener); - return listener.wrappedJSObject.receiveMessage({ - name: MSG_INSTALL_ADDONS, - target: element, - data: installs, - }); - } - } - - // Fall back to sending through the message manager - let messageManager = window.QueryInterface(Ci.nsIInterfaceRequestor) - .getInterface(Ci.nsIWebNavigation) - .QueryInterface(Ci.nsIDocShell) - .QueryInterface(Ci.nsIInterfaceRequestor) - .getInterface(Ci.nsIContentFrameMessageManager); - - return messageManager.sendSyncMessage(MSG_INSTALL_ADDONS, installs)[0]; - }, - - _addCallback: function(callback, urls) { - if (!callback || typeof callback != "function") - return -1; - - let callbackID = this._windowID + "-" + ++this._lastCallbackID; - let callbackObject = new CallbackObject(callbackID, callback, urls, this); - this._callbacks.set(callbackID, callbackObject); - return callbackID; - }, - - QueryInterface: XPCOMUtils.generateQI([Ci.nsISupportsWeakReference]) -}; - - -function InstallTrigger() { -} - -InstallTrigger.prototype = { - // Here be magic. We've declared ourselves as providing the - // nsIDOMGlobalPropertyInitializer interface, and are registered in the - // "JavaScript-global-property" category in the XPCOM category manager. This - // means that for newly created windows, XPCOM will createinstance this - // object, and then call init, passing in the window for which we need to - // provide an instance. We then initialize ourselves and return the webidl - // version of this object using the webidl-provided _create method, which - // XPCOM will then duly expose as a property value on the window. All this - // indirection is necessary because webidl does not (yet) support statics - // (bug 863952). See bug 926712 for more details about this implementation. - init: function(window) { - this._window = window; - this._principal = window.document.nodePrincipal; - this._url = window.document.documentURIObject; - - try { - this._mediator = new RemoteMediator(window); - } catch (ex) { - // If we can't set up IPC (e.g., because this is a top-level window - // or something), then don't expose InstallTrigger. - return null; - } - - return window.InstallTriggerImpl._create(window, this); - }, - - enabled: function() { - return this._mediator.enabled(this._url.spec); - }, - - updateEnabled: function() { - return this.enabled(); - }, - - install: function(installs, callback) { - let installData = { - uris: [], - hashes: [], - names: [], - icons: [], - }; - - for (let name of Object.keys(installs)) { - let item = installs[name]; - if (typeof item === "string") { - item = { URL: item }; - } - if (!item.URL) { - throw new this._window.Error("Missing URL property for '" + name + "'"); - } - - let url = this._resolveURL(item.URL); - if (!this._checkLoadURIFromScript(url)) { - throw new this._window.Error("Insufficient permissions to install: " + url.spec); - } - - let iconUrl = null; - if (item.IconURL) { - iconUrl = this._resolveURL(item.IconURL); - if (!this._checkLoadURIFromScript(iconUrl)) { - iconUrl = null; // If page can't load the icon, just ignore it - } - } - - installData.uris.push(url.spec); - installData.hashes.push(item.Hash || null); - installData.names.push(name); - installData.icons.push(iconUrl ? iconUrl.spec : null); - } - - return this._mediator.install(installData, this._principal, callback, this._window); - }, - - startSoftwareUpdate: function(url, flags) { - let filename = Services.io.newURI(url, null, null) - .QueryInterface(Ci.nsIURL) - .filename; - let args = {}; - args[filename] = { "URL": url }; - return this.install(args); - }, - - installChrome: function(type, url, skin) { - return this.startSoftwareUpdate(url); - }, - - _resolveURL: function(url) { - return Services.io.newURI(url, null, this._url); - }, - - _checkLoadURIFromScript: function(uri) { - let secman = Services.scriptSecurityManager; - try { - secman.checkLoadURIWithPrincipal(this._principal, - uri, - secman.DISALLOW_INHERIT_PRINCIPAL); - return true; - } - catch (e) { - return false; - } - }, - - classID: Components.ID("{9df8ef2b-94da-45c9-ab9f-132eb55fddf1}"), - contractID: "@mozilla.org/addons/installtrigger;1", - QueryInterface: XPCOMUtils.generateQI([Ci.nsISupports, Ci.nsIDOMGlobalPropertyInitializer]) -}; - - - -this.NSGetFactory = XPCOMUtils.generateNSGetFactory([InstallTrigger]); |