The Tor Browser: toolkit/mozapps/extensions/amContentHandler.js@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* This Source Code Form is subject to the terms of the Mozilla Public

     2  * License, v. 2.0. If a copy of the MPL was not distributed with this

     3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     5 "use strict";

     7 const Cc = Components.classes;

     8 const Ci = Components.interfaces;

     9 const Cr = Components.results;

    11 const XPI_CONTENT_TYPE = "application/x-xpinstall";

    13 Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");

    15 function amContentHandler() {

    16 }

    18 amContentHandler.prototype = {

    19   /**

    20    * Handles a new request for an application/x-xpinstall file.

    21    *

    22    * @param  aMimetype

    23    *         The mimetype of the file

    24    * @param  aContext

    25    *         The context passed to nsIChannel.asyncOpen

    26    * @param  aRequest

    27    *         The nsIRequest dealing with the content

    28    */

    29   handleContent: function XCH_handleContent(aMimetype, aContext, aRequest) {

    30     if (aMimetype != XPI_CONTENT_TYPE)

    31       throw Cr.NS_ERROR_WONT_HANDLE_CONTENT;

    33     if (!(aRequest instanceof Ci.nsIChannel))

    34       throw Cr.NS_ERROR_WONT_HANDLE_CONTENT;

    36     let uri = aRequest.URI;

    38     let window = null;

    39     let callbacks = aRequest.notificationCallbacks ?

    40                     aRequest.notificationCallbacks :

    41                     aRequest.loadGroup.notificationCallbacks;

    42     if (callbacks)

    43       window = callbacks.getInterface(Ci.nsIDOMWindow);

    45     aRequest.cancel(Cr.NS_BINDING_ABORTED);

    47     let appinfo = Cc["@mozilla.org/xre/app-info;1"].

    48                   getService(Ci.nsIXULRuntime);

    49     if (appinfo.processType == Ci.nsIXULRuntime.PROCESS_TYPE_CONTENT) {

    50       try {

    51         if (!window.InstallTrigger)

    52           window = window.wrappedJSObject;

    54         if (window.InstallTrigger)

    55           window.InstallTrigger.startSoftwareUpdate(uri.spec);

    56         else

    57           this.log("Window does not have an InstallTrigger");

    58       } catch(ex) {

    59         this.log(ex);

    60       }

    61     }

    62     else {

    63       let referer = null;

    64       if (aRequest instanceof Ci.nsIPropertyBag2) {

    65         referer = aRequest.getPropertyAsInterface("docshell.internalReferrer",

    66                                                 Ci.nsIURI);

    67       }

    69       let manager = Cc["@mozilla.org/addons/integration;1"].

    70                     getService(Ci.amIWebInstaller);

    71       manager.installAddonsFromWebpage(aMimetype, window, referer, [uri.spec],

    72                                        [null], [null], [null], null, 1);

    73     }

    74   },

    76   classID: Components.ID("{7beb3ba8-6ec3-41b4-b67c-da89b8518922}"),

    77   QueryInterface: XPCOMUtils.generateQI([Ci.nsIContentHandler]),

    79   log : function XCH_log(aMsg) {

    80     let msg = "amContentHandler.js: " + (aMsg.join ? aMsg.join("") : aMsg);

    81     Cc["@mozilla.org/consoleservice;1"].getService(Ci.nsIConsoleService).

    82       logStringMessage(msg);

    83     dump(msg + "\n");

    84   }

    85 };

    87 this.NSGetFactory = XPCOMUtils.generateNSGetFactory([amContentHandler]);

The Tor Browser / file revision