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Bug 271559, Plugins blocklisting, r=robstrong

This commit is contained in:
flamingice@sourmilk.net 2007-08-15 17:43:12 -07:00
Родитель 92c7eb698a
Коммит 72efb3ece7
7 изменённых файлов: 785 добавлений и 415 удалений
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1
browser/installer/unix/packages-static
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@ -218,6 +218,7 @@ bin/components/nsSidebar.js
; bin/components/nsUpdateNotifier.js not needed for firefox
bin/components/nsXmlRpcClient.js
bin/components/nsExtensionManager.js
bin/components/nsBlocklistService.js
bin/components/nsUpdateService.js
bin/components/pluginGlue.js
bin/components/extensions.xpt

1
browser/installer/windows/packages-static
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@ -211,6 +211,7 @@ bin\components\nsSearchSuggestions.js
bin\components\nsSidebar.js
bin\components\nsXmlRpcClient.js
bin\components\nsExtensionManager.js
bin\components\nsBlocklistService.js
bin\components\nsUpdateService.js
bin\components\nsMicrosummaryService.js
bin\components\nsPlacesTransactionsService.js

2
toolkit/mozapps/extensions/public/Makefile.in
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@ -44,7 +44,7 @@ include $(DEPTH)/config/autoconf.mk
MODULE = extensions
XPIDL_MODULE = extensions
XPIDLSRCS = nsIExtensionManager.idl
XPIDLSRCS = nsIExtensionManager.idl nsIBlocklistService.idl
include $(topsrcdir)/config/rules.mk

64
toolkit/mozapps/extensions/public/nsIBlocklistService.idl Normal file
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@ -0,0 +1,64 @@
/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the Blocklist Service.
*
* The Initial Developer of the Original Code is
* Mozilla Corporation
* Portions created by the Initial Developer are Copyright (C) 2007
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Michael Wu <flamingice@sourmilk.net> (original author)
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsISupports.idl"
[scriptable, uuid(0c3fe697-d50d-4f42-b747-0c5855cfc60e)]
interface nsIBlocklistService : nsISupports
{
/**
* Determine if an item is blocklisted
* @param id
* The GUID of the item.
* @param version
* The item's version.
* @param appVersion
* The version of the application we are checking in the blocklist.
* If this parameter is undefined, the version of the running
* application is used.
* @param toolkitVersion
* The version of the toolkit we are checking in the blocklist.
* If this parameter is undefined, the version of the running
* toolkit is used.
* @returns true if the item is compatible with this version of the
* application or this version of the toolkit, false, otherwise.
*/
boolean isAddonBlocklisted(in AString id, in AString version,
in AString appVersion, in AString toolkitVersion);
};

1
toolkit/mozapps/extensions/src/Makefile.in
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@ -45,6 +45,7 @@ include $(DEPTH)/config/autoconf.mk
MODULE = extensions
EXTRA_COMPONENTS = nsExtensionManager.js
EXTRA_PP_COMPONENTS = nsBlocklistService.js
GARBAGE += nsExtensionManager.js
include $(topsrcdir)/config/rules.mk

696
toolkit/mozapps/extensions/src/nsBlocklistService.js Normal file
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@ -0,0 +1,696 @@
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/*
# ***** BEGIN LICENSE BLOCK *****
# Version: MPL 1.1/GPL 2.0/LGPL 2.1
#
# The contents of this file are subject to the Mozilla Public License Version
# 1.1 (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
# http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS IS" basis,
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
# for the specific language governing rights and limitations under the
# License.
#
# The Original Code is the Blocklist Service.
#
# The Initial Developer of the Original Code is
# Mozilla Corporation.
# Portions created by the Initial Developer are Copyright (C) 2007
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
# Robert Strong <robert.bugzilla@gmail.com>
# Michael Wu <flamingice@sourmilk.net>
#
# Alternatively, the contents of this file may be used under the terms of
# either the GNU General Public License Version 2 or later (the "GPL"), or
# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
# in which case the provisions of the GPL or the LGPL are applicable instead
# of those above. If you wish to allow use of your version of this file only
# under the terms of either the GPL or the LGPL, and not to allow others to
# use your version of this file under the terms of the MPL, indicate your
# decision by deleting the provisions above and replace them with the notice
# and other provisions required by the GPL or the LGPL. If you do not delete
# the provisions above, a recipient may use your version of this file under
# the terms of any one of the MPL, the GPL or the LGPL.
#
# ***** END LICENSE BLOCK *****
*/
const Cc = Components.classes;
const Ci = Components.interfaces;
const Cr = Components.results;
const kELEMENT_NODE = Ci.nsIDOMNode.ELEMENT_NODE;
const TOOLKIT_ID = "toolkit@mozilla.org"
const KEY_PROFILEDIR = "ProfD";
const FILE_BLOCKLIST = "blocklist.xml";
const PREF_BLOCKLIST_URL = "extensions.blocklist.url";
const PREF_BLOCKLIST_ENABLED = "extensions.blocklist.enabled";
const PREF_BLOCKLIST_INTERVAL = "extensions.blocklist.interval";
const PREF_EM_LOGGING_ENABLED = "extensions.logging.enabled";
const XMLURI_BLOCKLIST = "http://www.mozilla.org/2006/addons-blocklist";
const XMLURI_PARSE_ERROR = "http://www.mozilla.org/newlayout/xml/parsererror.xml"
const MODE_RDONLY = 0x01;
const MODE_WRONLY = 0x02;
const MODE_CREATE = 0x08;
const MODE_APPEND = 0x10;
const MODE_TRUNCATE = 0x20;
const PERMS_FILE = 0644;
const PERMS_DIRECTORY = 0755;
const CID = Components.ID("{66354bc9-7ed1-4692-ae1d-8da97d6b205e}");
const CONTRACT_ID = "@mozilla.org/extensions/blocklist;1"
const CLASS_NAME = "Blocklist Service";
var gApp = null;
var gPref = null;
var gOS = null;
var gConsole = null;
var gVersionChecker = null;
var gLoggingEnabled = null;
// shared code for suppressing bad cert dialogs
#include ../../shared/src/badCertHandler.js
/**
* Logs a string to the error console.
* @param string
* The string to write to the error console..
*/
function LOG(string) {
if (gLoggingEnabled) {
dump("*** " + string + "\n");
gConsole.logStringMessage(string);
}
}
/**
* Gets a preference value, handling the case where there is no default.
* @param func
* The name of the preference function to call, on nsIPrefBranch
* @param preference
* The name of the preference
* @param defaultValue
* The default value to return in the event the preference has
* no setting
* @returns The value of the preference, or undefined if there was no
* user or default value.
*/
function getPref(func, preference, defaultValue) {
try {
return gPref[func](preference);
}
catch (e) {
}
return defaultValue;
}
/**
* Gets the file at the specified hierarchy under a Directory Service key.
* @param key
* The Directory Service Key to start from
* @param pathArray
* An array of path components to locate beneath the directory
* specified by |key|. The last item in this array must be the
* leaf name of a file.
* @return nsIFile object for the file specified. The file is NOT created
* if it does not exist, however all required directories along
* the way are.
*/
function getFile(key, pathArray) {
var fileLocator = Cc["@mozilla.org/file/directory_service;1"].
getService(Ci.nsIProperties);
var file = fileLocator.get(key, Ci.nsILocalFile);
for (var i = 0; i < pathArray.length - 1; ++i) {
file.append(pathArray[i]);
if (!file.exists())
file.create(Ci.nsILocalFile.DIRECTORY_TYPE, PERMS_DIRECTORY);
}
file.followLinks = false;
file.append(pathArray[pathArray.length - 1]);
return file;
}
/**
* Opens a safe file output stream for writing.
* @param file
* The file to write to.
* @param modeFlags
* (optional) File open flags. Can be undefined.
* @returns nsIFileOutputStream to write to.
*/
function openSafeFileOutputStream(file, modeFlags) {
var fos = Cc["@mozilla.org/network/safe-file-output-stream;1"].
createInstance(Ci.nsIFileOutputStream);
if (modeFlags === undefined)
modeFlags = MODE_WRONLY | MODE_CREATE | MODE_TRUNCATE;
if (!file.exists())
file.create(Ci.nsILocalFile.NORMAL_FILE_TYPE, PERMS_FILE);
fos.init(file, modeFlags, PERMS_FILE, 0);
return fos;
}
/**
* Closes a safe file output stream.
* @param stream
* The stream to close.
*/
function closeSafeFileOutputStream(stream) {
if (stream instanceof Ci.nsISafeOutputStream)
stream.finish();
else
stream.close();
}
/**
* Constructs a URI to a spec.
* @param spec
* The spec to construct a URI to
* @returns The nsIURI constructed.
*/
function newURI(spec) {
var ioServ = Cc["@mozilla.org/network/io-service;1"].
getService(Ci.nsIIOService);
return ioServ.newURI(spec, null, null);
}
/**
* Manages the Blocklist. The Blocklist is a representation of the contents of
* blocklist.xml and allows us to remotely disable / re-enable blocklisted
* items managed by the Extension Manager with an item's appDisabled property.
* It also blocklists plugins with data from blocklist.xml.
*/
function Blocklist() {
gApp = Cc["@mozilla.org/xre/app-info;1"].getService(Ci.nsIXULAppInfo);
gApp.QueryInterface(Ci.nsIXULRuntime);
gPref = Cc["@mozilla.org/preferences-service;1"].
getService(Ci.nsIPrefBranch2);
gVersionChecker = Cc["@mozilla.org/xpcom/version-comparator;1"].
getService(Ci.nsIVersionComparator);
gConsole = Cc["@mozilla.org/consoleservice;1"].
getService(Ci.nsIConsoleService);
gOS = Cc["@mozilla.org/observer-service;1"].
getService(Ci.nsIObserverService);
gOS.addObserver(this, "xpcom-shutdown", false);
}
Blocklist.prototype = {
/**
* Extension ID -> array of Version Ranges
* Each value in the version range array is a JS Object that has the
* following properties:
* "minVersion" The minimum version in a version range (default = 0)
* "maxVersion" The maximum version in a version range (default = *)
* "targetApps" Application ID -> array of Version Ranges
* (default = current application ID)
* Each value in the version range array is a JS Object that
* has the following properties:
* "minVersion" The minimum version in a version range
* (default = 0)
* "maxVersion" The maximum version in a version range
* (default = *)
*/
_addonEntries: null,
_pluginEntries: null,
observe: function (aSubject, aTopic, aData) {
switch (aTopic) {
case "app-startup":
gOS.addObserver(this, "plugins-list-updated", false);
gOS.addObserver(this, "profile-after-change", false);
break;
case "profile-after-change":
gLoggingEnabled = getPref("getBoolPref", PREF_EM_LOGGING_ENABLED, false);
var tm = Cc["@mozilla.org/updates/timer-manager;1"].
getService(Ci.nsIUpdateTimerManager);
var interval = getPref("getIntPref", PREF_BLOCKLIST_INTERVAL, 86400);
tm.registerTimer("blocklist-background-update-timer", this, interval);
break;
case "plugins-list-updated":
this._checkPluginsList();
break;
case "xpcom-shutdown":
gOS.removeObserver(this, "xpcom-shutdown");
gOS.removeObserver(this, "profile-after-change");
gOS.removeObserver(this, "plugins-list-updated");
gOS = null;
gPref = null;
gConsole = null;
gVersionChecker = null;
gApp = null;
break;
}
},
isAddonBlocklisted: function(id, version, appVersion, toolkitVersion) {
if (!this._addonEntries)
this._loadBlocklistFromFile(getFile(KEY_PROFILEDIR, [FILE_BLOCKLIST]));
if (appVersion === undefined)
appVersion = gApp.version;
if (toolkitVersion === undefined)
toolkitVersion = gApp.platformVersion;
var blItem = this._addonEntries[id];
if (!blItem)
return false;
for (var i = 0; i < blItem.length; ++i) {
if (gVersionChecker.compare(version, blItem[i].minVersion) < 0 ||
gVersionChecker.compare(version, blItem[i].maxVersion) > 0)
continue;
var blTargetApp = blItem[i].targetApps[gApp.ID];
if (blTargetApp) {
for (var x = 0; x < blTargetApp.length; ++x) {
if (gVersionChecker.compare(appVersion, blTargetApp[x].minVersion) < 0 ||
gVersionChecker.compare(appVersion, blTargetApp[x].maxVersion) > 0)
continue;
return true;
}
}
blTargetApp = blItem[i].targetApps[TOOLKIT_ID];
if (!blTargetApp)
return false;
for (x = 0; x < blTargetApp.length; ++x) {
if (gVersionChecker.compare(toolkitVersion, blTargetApp[x].minVersion) < 0 ||
gVersionChecker.compare(toolkitVersion, blTargetApp[x].maxVersion) > 0)
continue;
return true;
}
}
return false;
},
notify: function(aTimer) {
if (getPref("getBoolPref", PREF_BLOCKLIST_ENABLED, true) == false)
return;
try {
var dsURI = gPref.getCharPref(PREF_BLOCKLIST_URL);
}
catch (e) {
LOG("Blocklist::notify: The " + PREF_BLOCKLIST_URL + " preference" +
" is missing!");
return;
}
dsURI = dsURI.replace(/%APP_ID%/g, gApp.ID);
dsURI = dsURI.replace(/%APP_VERSION%/g, gApp.version);
// Verify that the URI is valid
try {
var uri = newURI(dsURI);
}
catch (e) {
LOG("Blocklist::notify: There was an error creating the blocklist URI\r\n" +
"for: " + dsURI + ", error: " + e);
return;
}
var request = Cc["@mozilla.org/xmlextras/xmlhttprequest;1"].
createInstance(Ci.nsIXMLHttpRequest);
request.open("GET", uri.spec, true);
request.channel.notificationCallbacks = new BadCertHandler();
request.overrideMimeType("text/xml");
request.setRequestHeader("Cache-Control", "no-cache");
request.QueryInterface(Components.interfaces.nsIJSXMLHttpRequest);
var self = this;
request.onerror = function(event) { self.onXMLError(event); };
request.onload = function(event) { self.onXMLLoad(event); };
request.send(null);
},
onXMLLoad: function(aEvent) {
var request = aEvent.target;
try {
checkCert(request.channel);
}
catch (e) {
LOG("Blocklist::onXMLLoad: " + e);
return;
}
var responseXML = request.responseXML;
if (!responseXML || responseXML.documentElement.namespaceURI == XMLURI_PARSE_ERROR ||
(request.status != 200 && request.status != 0)) {
LOG("Blocklist::onXMLLoad: there was an error during load");
return;
}
var blocklistFile = getFile(KEY_PROFILEDIR, [FILE_BLOCKLIST]);
if (blocklistFile.exists())
blocklistFile.remove(false);
var fos = openSafeFileOutputStream(blocklistFile);
fos.write(request.responseText, request.responseText.length);
closeSafeFileOutputStream(fos);
this._loadBlocklistFromFile(getFile(KEY_PROFILEDIR, [FILE_BLOCKLIST]));
var em = Cc["@mozilla.org/extensions/manager;1"].
getService(Ci.nsIExtensionManager);
em.checkForBlocklistChanges();
this._checkPluginsList();
},
onXMLError: function(aEvent) {
try {
var request = aEvent.target;
// the following may throw (e.g. a local file or timeout)
var status = request.status;
}
catch (e) {
request = aEvent.target.channel.QueryInterface(Ci.nsIRequest);
status = request.status;
}
var statusText = request.statusText;
// When status is 0 we don't have a valid channel.
if (status == 0)
statusText = "nsIXMLHttpRequest channel unavailable";
LOG("Blocklist:onError: There was an error loading the blocklist file\r\n" +
statusText);
},
/**
# The blocklist XML file looks something like this:
#
# <blocklist xmlns="http://www.mozilla.org/2006/addons-blocklist">
# <emItems>
# <emItem id="item_1@domain">
# <versionRange minVersion="1.0" maxVersion="2.0.*">
# <targetApplication id="{ec8030f7-c20a-464f-9b0e-13a3a9e97384}">
# <versionRange minVersion="1.5" maxVersion="1.5.*"/>
# <versionRange minVersion="1.7" maxVersion="1.7.*"/>
# </targetApplication>
# <targetApplication id="toolkit@mozilla.org">
# <versionRange minVersion="1.8" maxVersion="1.8.*"/>
# </targetApplication>
# </versionRange>
# <versionRange minVersion="3.0" maxVersion="3.0.*">
# <targetApplication id="{ec8030f7-c20a-464f-9b0e-13a3a9e97384}">
# <versionRange minVersion="1.5" maxVersion="1.5.*"/>
# </targetApplication>
# <targetApplication id="toolkit@mozilla.org">
# <versionRange minVersion="1.8" maxVersion="1.8.*"/>
# </targetApplication>
# </versionRange>
# </emItem>
# <emItem id="item_2@domain">
# <versionRange minVersion="3.1" maxVersion="4.*"/>
# </emItem>
# <emItem id="item_3@domain">
# <versionRange>
# <targetApplication id="{ec8030f7-c20a-464f-9b0e-13a3a9e97384}">
# <versionRange minVersion="1.5" maxVersion="1.5.*"/>
# </targetApplication>
# </versionRange>
# </emItem>
# <emItem id="item_4@domain">
# <versionRange>
# <targetApplication>
# <versionRange minVersion="1.5" maxVersion="1.5.*"/>
# </targetApplication>
# </versionRange>
# <emItem id="item_5@domain"/>
# </emItems>
# <pluginItems>
# <pluginItem>
# <!-- All match tags must match a plugin to blocklist a plugin -->
# <match name="name" exp="some plugin"/>
# <match name="description" exp="1[.]2[.]3"/>
# </pluginItem>
# </pluginItems>
# </blocklist>
*/
_loadBlocklistFromFile: function(file) {
this._addonEntries = { };
this._pluginEntries = { };
if (getPref("getBoolPref", PREF_BLOCKLIST_ENABLED, true) == false) {
LOG("Blocklist::_loadBlocklistFromFile: blocklist is disabled");
return;
}
if (!file.exists()) {
LOG("Blocklist::_loadBlocklistFromFile: XML File does not exist");
return;
}
var fileStream = Components.classes["@mozilla.org/network/file-input-stream;1"]
.createInstance(Components.interfaces.nsIFileInputStream);
fileStream.init(file, MODE_RDONLY, PERMS_FILE, 0);
try {
var parser = Cc["@mozilla.org/xmlextras/domparser;1"].
createInstance(Ci.nsIDOMParser);
var doc = parser.parseFromStream(fileStream, "UTF-8", file.fileSize, "text/xml");
if (doc.documentElement.namespaceURI != XMLURI_BLOCKLIST) {
LOG("Blocklist::_loadBlocklistFromFile: aborting due to incorrect " +
"XML Namespace.\r\nExpected: " + XMLURI_BLOCKLIST + "\r\n" +
"Received: " + doc.documentElement.namespaceURI);
return;
}
var childNodes = doc.documentElement.childNodes;
this._addonEntries = this._processItemNodes(childNodes, "em",
this._handleEmItemNode);
this._pluginEntries = this._processItemNodes(childNodes, "plugin",
this._handlePluginItemNode);
}
catch (e) {
LOG("Blocklist::_loadBlocklistFromFile: Error constructing blocklist " + e);
return;
}
fileStream.close();
},
_processItemNodes: function(deChildNodes, prefix, handler) {
var result = [];
var itemNodes;
var containerName = prefix + "Items";
for (var i = 0; i < deChildNodes.length; ++i) {
var emItemsElement = deChildNodes[i];
if (emItemsElement.nodeType == kELEMENT_NODE &&
emItemsElement.localName == containerName) {
itemNodes = emItemsElement.childNodes;
break;
}
}
if (!itemNodes)
return result;
var itemName = prefix + "Item";
for (var i = 0; i < itemNodes.length; ++i) {
var blocklistElement = itemNodes[i];
if (blocklistElement.nodeType != kELEMENT_NODE ||
blocklistElement.localName != itemName)
continue;
blocklistElement.QueryInterface(Ci.nsIDOMElement);
handler(blocklistElement, result);
}
return result;
},
_handleEmItemNode: function(blocklistElement, result) {
var versionNodes = blocklistElement.childNodes;
var id = blocklistElement.getAttribute("id");
result[id] = [];
for (var x = 0; x < versionNodes.length; ++x) {
var versionRangeElement = versionNodes[x];
if (versionRangeElement.nodeType != kELEMENT_NODE ||
versionRangeElement.localName != "versionRange")
continue;
result[id].push(new BlocklistItemData(versionRangeElement));
}
// if only the extension ID is specified block all versions of the
// extension for the current application.
if (result[id].length == 0)
result[id].push(new BlocklistItemData(null));
},
_handlePluginItemNode: function(blocklistElement, result) {
var matchNodes = blocklistElement.childNodes;
var matchList;
for (var x = 0; x < matchNodes.length; ++x) {
var matchElement = matchNodes[x];
if (matchElement.nodeType != kELEMENT_NODE ||
matchElement.localName != "match")
continue;
var name = matchElement.getAttribute("name");
var exp = matchElement.getAttribute("exp");
if (!matchList)
matchList = { };
matchList[name] = new RegExp(exp, "m");
}
if (matchList)
result.push(matchList);
},
_checkPlugin: function(plugin) {
for each (var matchList in this._pluginEntries) {
var matchFailed = false;
for (var name in matchList) {
if (typeof(plugin[name]) != "string" ||
!matchList[name].test(plugin[name])) {
matchFailed = true;
break;
}
}
if (!matchFailed) {
plugin.blocklisted = true;
return;
}
}
plugin.blocklisted = false;
},
_checkPluginsList: function() {
if (!this._addonEntries)
this._loadBlocklistFromFile(getFile(KEY_PROFILEDIR, [FILE_BLOCKLIST]));
var phs = Cc["@mozilla.org/plugin/host;1"].
getService(Ci.nsIPluginHost);
phs.getPluginTags({ }).forEach(this._checkPlugin, this);
},
QueryInterface: function(aIID) {
if (!aIID.equals(Ci.nsIObserver) &&
!aIID.equals(Ci.nsIBlocklistService) &&
!aIID.equals(Ci.nsITimerCallback) &&
!aIID.equals(Ci.nsISupports))
throw Cr.NS_ERROR_NO_INTERFACE;
return this;
}
};
/**
* Helper for constructing a blocklist.
*/
function BlocklistItemData(versionRangeElement) {
var versionRange = this.getBlocklistVersionRange(versionRangeElement);
this.minVersion = versionRange.minVersion;
this.maxVersion = versionRange.maxVersion;
this.targetApps = { };
var found = false;
if (versionRangeElement) {
for (var i = 0; i < versionRangeElement.childNodes.length; ++i) {
var targetAppElement = versionRangeElement.childNodes[i];
if (targetAppElement.nodeType != Ci.nsIDOMNode.ELEMENT_NODE ||
targetAppElement.localName != "targetApplication")
continue;
found = true;
// default to the current application if id is not provided.
var appID = targetAppElement.hasAttribute("id") ? targetAppElement.getAttribute("id") : gApp.ID;
this.targetApps[appID] = this.getBlocklistAppVersions(targetAppElement);
}
}
// Default to all versions of the extension and the current application when
// versionRange is not defined.
if (!found)
this.targetApps[gApp.ID] = this.getBlocklistAppVersions(null);
}
BlocklistItemData.prototype = {
/**
* Retrieves a version range (e.g. minVersion and maxVersion) for a
* blocklist item's targetApplication element.
* @param targetAppElement
* A targetApplication blocklist element.
* @returns An array of JS objects with the following properties:
* "minVersion" The minimum version in a version range (default = 0).
* "maxVersion" The maximum version in a version range (default = *).
*/
getBlocklistAppVersions: function(targetAppElement) {
var appVersions = [ ];
var found = false;
if (targetAppElement) {
for (var i = 0; i < targetAppElement.childNodes.length; ++i) {
var versionRangeElement = targetAppElement.childNodes[i];
if (versionRangeElement.nodeType != Ci.nsIDOMNode.ELEMENT_NODE ||
versionRangeElement.localName != "versionRange")
continue;
found = true;
appVersions.push(this.getBlocklistVersionRange(versionRangeElement));
}
}
// return minVersion = 0 and maxVersion = * if not available
if (!found)
return [ this.getBlocklistVersionRange(null) ];
return appVersions;
},
/**
* Retrieves a version range (e.g. minVersion and maxVersion) for a blocklist
* versionRange element.
* @param versionRangeElement
* The versionRange blocklist element.
* @returns A JS object with the following properties:
* "minVersion" The minimum version in a version range (default = 0).
* "maxVersion" The maximum version in a version range (default = *).
*/
getBlocklistVersionRange: function(versionRangeElement) {
var minVersion = "0";
var maxVersion = "*";
if (!versionRangeElement)
return { minVersion: minVersion, maxVersion: maxVersion };
if (versionRangeElement.hasAttribute("minVersion"))
minVersion = versionRangeElement.getAttribute("minVersion");
if (versionRangeElement.hasAttribute("maxVersion"))
maxVersion = versionRangeElement.getAttribute("maxVersion");
return { minVersion: minVersion, maxVersion: maxVersion };
}
};
const BlocklistFactory = {
createInstance: function(aOuter, aIID) {
if (aOuter != null)
throw Cr.NS_ERROR_NO_AGGREGATION;
return (new Blocklist()).QueryInterface(aIID);
}
};
const gModule = {
registerSelf: function(aCompMgr, aFileSpec, aLocation, aType) {
aCompMgr.QueryInterface(Ci.nsIComponentRegistrar);
aCompMgr.registerFactoryLocation(CID, CLASS_NAME, CONTRACT_ID,
aFileSpec, aLocation, aType);
var catMan = Cc["@mozilla.org/categorymanager;1"].
getService(Ci.nsICategoryManager);
catMan.addCategoryEntry("app-startup", CLASS_NAME, "service," + CONTRACT_ID, true, true);
},
unregisterSelf: function(aCompMgr, aLocation, aType) {
aCompMgr.QueryInterface(Ci.nsIComponentRegistrar);
aCompMgr.unregisterFactoryLocation(CID, aLocation);
var catMan = Cc["@mozilla.org/categorymanager;1"].
getService(Ci.nsICategoryManager);
catMan.deleteCategoryEntry("app-startup", "service," + CONTRACT_ID, true);
},
getClassObject: function(aCompMgr, aCID, aIID) {
if (aCID.equals(CID))
return BlocklistFactory;
throw Cr.NS_ERROR_NOT_REGISTERED;
},
canUnload: function(aCompMgr) {
return true;
}
};
function NSGetModule(aCompMgr, aFileSpec) {
return gModule;
}

435
toolkit/mozapps/extensions/src/nsExtensionManager.js.in
Просмотреть файл

@ -73,10 +73,6 @@ const PREF_DSS_SKIN_TO_SELECT = "extensions.lastSelectedSkin";
const PREF_GENERAL_SKINS_SELECTEDSKIN = "general.skins.selectedSkin";
const PREF_EM_LOGGING_ENABLED = "extensions.logging.enabled";
const PREF_EM_UPDATE_INTERVAL = "extensions.update.interval";
const PREF_BLOCKLIST_URL = "extensions.blocklist.url";
const PREF_BLOCKLIST_DETAILS_URL = "extensions.blocklist.detailsURL";
const PREF_BLOCKLIST_ENABLED = "extensions.blocklist.enabled";
const PREF_BLOCKLIST_INTERVAL = "extensions.blocklist.interval";
const PREF_UPDATE_NOTIFYUSER = "extensions.update.notifyUser";
const PREF_MATCH_OS_LOCALE = "intl.locale.matchOS";
const PREF_SELECTED_LOCALE = "general.useragent.locale";
@ -91,7 +87,6 @@ const FILE_AUTOREG = ".autoreg";
const FILE_INSTALL_MANIFEST = "install.rdf";
const FILE_CONTENTS_MANIFEST = "contents.rdf";
const FILE_CHROME_MANIFEST = "chrome.manifest";
const FILE_BLOCKLIST = "blocklist.xml";
const UNKNOWN_XPCOM_ABI = "unknownABI";
@ -135,7 +130,6 @@ const RDFURI_INSTALL_MANIFEST_ROOT = "urn:mozilla:install-manifest";
const RDFURI_ITEM_ROOT = "urn:mozilla:item:root"
const RDFURI_DEFAULT_THEME = "urn:mozilla:item:{972ce4c6-7e08-4474-a285-3208198ce6fd}";
const XMLURI_PARSE_ERROR = "http://www.mozilla.org/newlayout/xml/parsererror.xml"
const XMLURI_BLOCKLIST = "http://www.mozilla.org/2006/addons-blocklist";
const URI_GENERIC_ICON_XPINSTALL = "chrome://mozapps/skin/xpinstall/xpinstallItemGeneric.png";
const URI_GENERIC_ICON_THEME = "chrome://mozapps/skin/extensions/themeGeneric.png";
@ -168,6 +162,7 @@ var gApp = null;
var gPref = null;
var gRDF = null;
var gOS = null;
var gBlocklist = null;
var gXPCOMABI = null;
var gOSTarget = null;
var gConsole = null;
@ -2303,318 +2298,6 @@ var StartupCache = {
}
};
/**
* Manages the Blocklist. The Blocklist is a representation of the contents of
* blocklist.xml and allows us to remotely disable / re-enable blocklisted
* items managed by the Extension Manager with an item's appDisabled property.
*/
var Blocklist = {
/**
* Extension ID -> array of Version Ranges
* Each value in the version range array is a JS Object that has the
* following properties:
* "minVersion" The minimum version in a version range (default = 0)
* "maxVersion" The maximum version in a version range (default = *)
* "targetApps" Application ID -> array of Version Ranges
* (default = current application ID)
* Each value in the version range array is a JS Object that
* has the following properties:
* "minVersion" The minimum version in a version range
* (default = 0)
* "maxVersion" The maximum version in a version range
* (default = *)
*/
entries: null,
notify: function() {
if (getPref("getBoolPref", PREF_BLOCKLIST_ENABLED, true) == false)
return;
try {
var dsURI = gPref.getCharPref(PREF_BLOCKLIST_URL);
}
catch (e) {
LOG("Blocklist::notify: The " + PREF_BLOCKLIST_URL + " preference" +
" is missing!");
return;
}
dsURI = dsURI.replace(/%APP_ID%/g, gApp.ID);
dsURI = dsURI.replace(/%APP_VERSION%/g, gApp.version);
// Verify that the URI is valid
try {
var uri = newURI(dsURI);
}
catch (e) {
LOG("Blocklist::notify: There was an error creating the blocklist URI\r\n" +
"for: " + dsURI + ", error: " + e);
return;
}
var request = Components.classes["@mozilla.org/xmlextras/xmlhttprequest;1"]
.createInstance(Components.interfaces.nsIXMLHttpRequest);
request.open("GET", uri.spec, true);
request.channel.notificationCallbacks = new BadCertHandler();
request.overrideMimeType("text/xml");
request.setRequestHeader("Cache-Control", "no-cache");
request.QueryInterface(Components.interfaces.nsIJSXMLHttpRequest);
var self = this;
request.onerror = function(event) { self.onXMLError(event); };
request.onload = function(event) { self.onXMLLoad(event); };
request.send(null);
},
onXMLLoad: function(aEvent) {
var request = aEvent.target;
try {
checkCert(request.channel);
}
catch (e) {
LOG("Blocklist::onXMLLoad: " + e);
return;
}
var responseXML = request.responseXML;
if (!responseXML || responseXML.documentElement.namespaceURI == XMLURI_PARSE_ERROR ||
(request.status != 200 && request.status != 0)) {
LOG("Blocklist::onXMLLoad: there was an error during load");
return;
}
var blocklistFile = getFile(KEY_PROFILEDIR, [FILE_BLOCKLIST]);
if (blocklistFile.exists())
blocklistFile.remove(false);
var fos = openSafeFileOutputStream(blocklistFile);
fos.write(request.responseText, request.responseText.length);
closeSafeFileOutputStream(fos);
this.entries = this._loadBlocklistFromFile(getFile(KEY_PROFILEDIR,
[FILE_BLOCKLIST]));
var em = Components.classes["@mozilla.org/extensions/manager;1"]
.getService(Components.interfaces.nsIExtensionManager);
em.checkForBlocklistChanges();
},
onXMLError: function(aEvent) {
try {
var request = aEvent.target;
// the following may throw (e.g. a local file or timeout)
var status = request.status;
}
catch (e) {
request = aEvent.target.channel.QueryInterface(Components.interfaces.nsIRequest);
status = request.status;
}
var statusText = request.statusText;
// When status is 0 we don't have a valid channel.
if (status == 0)
statusText = "nsIXMLHttpRequest channel unavailable";
LOG("Blocklist:onError: There was an error loading the blocklist file\r\n" +
statusText);
},
/**
* The blocklist XML file looks something like this:
*
* <blocklist xmlns="http://www.mozilla.org/2006/addons-blocklist">
* <emItems>
* <emItem id="item_1@domain">
* <versionRange minVersion="1.0" maxVersion="2.0.*">
* <targetApplication id="{ec8030f7-c20a-464f-9b0e-13a3a9e97384}">
* <versionRange minVersion="1.5" maxVersion="1.5.*"/>
* <versionRange minVersion="1.7" maxVersion="1.7.*"/>
* </targetApplication>
* <targetApplication id="toolkit@mozilla.org">
* <versionRange minVersion="1.8" maxVersion="1.8.*"/>
* </targetApplication>
* </versionRange>
* <versionRange minVersion="3.0" maxVersion="3.0.*">
* <targetApplication id="{ec8030f7-c20a-464f-9b0e-13a3a9e97384}">
* <versionRange minVersion="1.5" maxVersion="1.5.*"/>
* </targetApplication>
* <targetApplication id="toolkit@mozilla.org">
* <versionRange minVersion="1.8" maxVersion="1.8.*"/>
* </targetApplication>
* </versionRange>
* </emItem>
* <emItem id="item_2@domain">
* <versionRange minVersion="3.1" maxVersion="4.*"/>
* </emItem>
* <emItem id="item_3@domain">
* <versionRange>
* <targetApplication id="{ec8030f7-c20a-464f-9b0e-13a3a9e97384}">
* <versionRange minVersion="1.5" maxVersion="1.5.*"/>
* </targetApplication>
* </versionRange>
* </emItem>
* <emItem id="item_4@domain">
* <versionRange>
* <targetApplication>
* <versionRange minVersion="1.5" maxVersion="1.5.*"/>
* </targetApplication>
* </versionRange>
* <emItem id="item_5@domain"/>
* </emItems>
* </blocklist>
*/
_loadBlocklistFromFile: function(file) {
if (getPref("getBoolPref", PREF_BLOCKLIST_ENABLED, true) == false) {
LOG("Blocklist::_loadBlocklistFromFile: blocklist is disabled");
return { };
}
if (!file.exists()) {
LOG("Blocklist::_loadBlocklistFromFile: XML File does not exist");
return { };
}
var result = { };
var fileStream = Components.classes["@mozilla.org/network/file-input-stream;1"]
.createInstance(Components.interfaces.nsIFileInputStream);
fileStream.init(file, MODE_RDONLY, PERMS_FILE, 0);
try {
var parser = Components.classes["@mozilla.org/xmlextras/domparser;1"]
.createInstance(Components.interfaces.nsIDOMParser);
var doc = parser.parseFromStream(fileStream, "UTF-8", file.fileSize, "text/xml");
if (doc.documentElement.namespaceURI != XMLURI_BLOCKLIST) {
LOG("Blocklist::_loadBlocklistFromFile: aborting due to incorrect " +
"XML Namespace.\r\nExpected: " + XMLURI_BLOCKLIST + "\r\n" +
"Received: " + doc.documentElement.namespaceURI);
return { };
}
const kELEMENT_NODE = Components.interfaces.nsIDOMNode.ELEMENT_NODE;
var itemNodes = this._getItemNodes(doc.documentElement.childNodes);
for (var i = 0; i < itemNodes.length; ++i) {
var blocklistElement = itemNodes[i];
if (blocklistElement.nodeType != kELEMENT_NODE ||
blocklistElement.localName != "emItem")
continue;
blocklistElement.QueryInterface(Components.interfaces.nsIDOMElement);
var versionNodes = blocklistElement.childNodes;
var id = blocklistElement.getAttribute("id");
result[id] = [];
for (var x = 0; x < versionNodes.length; ++x) {
var versionRangeElement = versionNodes[x];
if (versionRangeElement.nodeType != kELEMENT_NODE ||
versionRangeElement.localName != "versionRange")
continue;
result[id].push(new BlocklistItemData(versionRangeElement));
}
// if only the extension ID is specified block all versions of the
// extension for the current application.
if (result[id].length == 0)
result[id].push(new BlocklistItemData(null));
}
}
catch (e) {
LOG("Blocklist::_loadBlocklistFromFile: Error constructing blocklist " + e);
return { };
}
fileStream.close();
return result;
},
_getItemNodes: function(deChildNodes) {
const kELEMENT_NODE = Components.interfaces.nsIDOMNode.ELEMENT_NODE;
for (var i = 0; i < deChildNodes.length; ++i) {
var emItemsElement = deChildNodes[i];
if (emItemsElement.nodeType == kELEMENT_NODE &&
emItemsElement.localName == "emItems")
return emItemsElement.childNodes;
}
return [ ];
},
_ensureBlocklist: function() {
if (!this.entries)
this.entries = this._loadBlocklistFromFile(getFile(KEY_PROFILEDIR,
[FILE_BLOCKLIST]));
}
};
/**
* Helper for constructing a blocklist.
*/
function BlocklistItemData(versionRangeElement) {
var versionRange = this.getBlocklistVersionRange(versionRangeElement);
this.minVersion = versionRange.minVersion;
this.maxVersion = versionRange.maxVersion;
this.targetApps = { };
var found = false;
if (versionRangeElement) {
for (var i = 0; i < versionRangeElement.childNodes.length; ++i) {
var targetAppElement = versionRangeElement.childNodes[i];
if (targetAppElement.nodeType != Components.interfaces.nsIDOMNode.ELEMENT_NODE ||
targetAppElement.localName != "targetApplication")
continue;
found = true;
// default to the current application if id is not provided.
var appID = targetAppElement.hasAttribute("id") ? targetAppElement.getAttribute("id") : gApp.ID;
this.targetApps[appID] = this.getBlocklistAppVersions(targetAppElement);
}
}
// Default to all versions of the extension and the current application when
// versionRange is not defined.
if (!found)
this.targetApps[gApp.ID] = this.getBlocklistAppVersions(null);
}
BlocklistItemData.prototype = {
/**
* Retrieves a version range (e.g. minVersion and maxVersion) for a
* blocklist item's targetApplication element.
* @param targetAppElement
* A targetApplication blocklist element.
* @returns An array of JS objects with the following properties:
* "minVersion" The minimum version in a version range (default = 0).
* "maxVersion" The maximum version in a version range (default = *).
*/
getBlocklistAppVersions: function(targetAppElement) {
var appVersions = [ ];
var found = false;
if (targetAppElement) {
for (var i = 0; i < targetAppElement.childNodes.length; ++i) {
var versionRangeElement = targetAppElement.childNodes[i];
if (versionRangeElement.nodeType != Components.interfaces.nsIDOMNode.ELEMENT_NODE ||
versionRangeElement.localName != "versionRange")
continue;
found = true;
appVersions.push(this.getBlocklistVersionRange(versionRangeElement));
}
}
// return minVersion = 0 and maxVersion = * if not available
if (!found)
return [ this.getBlocklistVersionRange(null) ];
return appVersions;
},
/**
* Retrieves a version range (e.g. minVersion and maxVersion) for a blocklist
* versionRange element.
* @param versionRangeElement
* The versionRange blocklist element.
* @returns A JS object with the following properties:
* "minVersion" The minimum version in a version range (default = 0).
* "maxVersion" The maximum version in a version range (default = *).
*/
getBlocklistVersionRange: function(versionRangeElement) {
var minVersion = "0";
var maxVersion = "*";
if (!versionRangeElement)
return { minVersion: minVersion, maxVersion: maxVersion };
if (versionRangeElement.hasAttribute("minVersion"))
minVersion = versionRangeElement.getAttribute("minVersion");
if (versionRangeElement.hasAttribute("maxVersion"))
maxVersion = versionRangeElement.getAttribute("maxVersion");
return { minVersion: minVersion, maxVersion: maxVersion };
}
};
/**
* Installs, manages and tracks compatibility for Extensions and Themes
* @constructor
@ -2932,9 +2615,6 @@ ExtensionManager.prototype = {
.getService(Components.interfaces.nsIUpdateTimerManager);
var interval = getPref("getIntPref", PREF_EM_UPDATE_INTERVAL, 86400);
tm.registerTimer("addon-background-update-timer", this, interval);
interval = getPref("getIntPref", PREF_BLOCKLIST_INTERVAL, 86400);
tm.registerTimer("blocklist-background-update-timer", Blocklist, interval);
},
/**
@ -4241,7 +3921,10 @@ ExtensionManager.prototype = {
installData.error = INSTALLERROR_INCOMPATIBLE_VERSION;
// Check if the item is blocklisted.
if (this.datasource.isBlocklisted(installData.id, installData.version,
if (!gBlocklist)
gBlocklist = Components.classes["@mozilla.org/extensions/blocklist;1"]
.getService(Components.interfaces.nsIBlocklistService);
if (gBlocklist.isAddonBlocklisted(installData.id, installData.version,
undefined, undefined))
installData.error = INSTALLERROR_BLOCKLISTED;
@ -6071,8 +5754,11 @@ ExtensionItemUpdater.prototype = {
gVersionChecker.compare(appExtensionsVersion, aMaxAppVersion) > 0)
return false;
if (this._emDS.isBlocklisted(aLocalItem.id, aVersion,
undefined, undefined))
if (!gBlocklist)
gBlocklist = Components.classes["@mozilla.org/extensions/blocklist;1"]
.getService(Components.interfaces.nsIBlocklistService);
if (gBlocklist.isAddonBlocklisted(aLocalItem.id, aVersion,
undefined, undefined))
return false;
return true;
@ -6672,62 +6358,6 @@ ExtensionsDataSource.prototype = {
return false;
},
/**
* Determine if an item is blocklisted
* @param id
* The id of the item to check.
* @param extVersion
* The item's version.
* @param appVersion
* The version of the application we are checking in the blocklist.
* If this parameter is undefined, the version of the running
* application is used.
* @param toolkitVersion
* The version of the toolkit we are checking in the blocklist.
* If this parameter is undefined, the version of the running
* toolkit is used.
* @returns true if the item is compatible with this version of the
* application, false, otherwise.
*/
isBlocklisted: function(id, extVersion, appVersion, toolkitVersion) {
if (appVersion === undefined)
appVersion = gApp.version;
if (toolkitVersion === undefined)
toolkitVersion = gApp.platformVersion;
var blItem = Blocklist.entries[id];
if (!blItem)
return false;
var versionChecker = getVersionChecker();
for (var i = 0; i < blItem.length; ++i) {
if (versionChecker.compare(extVersion, blItem[i].minVersion) < 0 ||
versionChecker.compare(extVersion, blItem[i].maxVersion) > 0)
continue;
var blTargetApp = blItem[i].targetApps[gApp.ID];
if (blTargetApp) {
for (var x = 0; x < blTargetApp.length; ++x) {
if (versionChecker.compare(appVersion, blTargetApp[x].minVersion) < 0 ||
versionChecker.compare(appVersion, blTargetApp[x].maxVersion) > 0)
continue;
return true;
}
}
blTargetApp = blItem[i].targetApps[TOOLKIT_ID];
if (!blTargetApp)
return false;
for (x = 0; x < blTargetApp.length; ++x) {
if (versionChecker.compare(toolkitVersion, blTargetApp[x].minVersion) < 0 ||
versionChecker.compare(toolkitVersion, blTargetApp[x].maxVersion) > 0)
continue;
return true;
}
}
return false;
},
/**
* Gets a list of items that are incompatible with a specific application version.
* @param appID
@ -6789,6 +6419,9 @@ ExtensionsDataSource.prototype = {
*/
getBlocklistedItemList: function(appVersion, toolkitVersion, desiredType,
includeAppDisabled) {
if (!gBlocklist)
gBlocklist = Components.classes["@mozilla.org/extensions/blocklist;1"]
.getService(Components.interfaces.nsIBlocklistService);
var items = [];
var ctr = getContainer(this._inner, this._itemRoot);
var elements = ctr.GetElements();
@ -6802,9 +6435,9 @@ ExtensionsDataSource.prototype = {
this.getItemProperty(id, "appDisabled") == OP_NEEDS_DISABLE))
continue;
var extVersion = this.getItemProperty(id, "version");
var version = this.getItemProperty(id, "version");
if (type != -1 && (type & desiredType) &&
this.isBlocklisted(id, extVersion, appVersion, toolkitVersion))
gBlocklist.isAddonBlocklisted(id, version, appVersion, toolkitVersion))
items.push(this.getItemForID(id));
}
return items;
@ -7737,7 +7370,6 @@ ExtensionsDataSource.prototype = {
* Load the Extensions Datasource from disk.
*/
loadExtensions: function() {
Blocklist._ensureBlocklist();
var extensionsFile = getFile(KEY_PROFILEDIR, [FILE_EXTENSIONS]);
try {
this._inner = gRDF.GetDataSourceBlocking(getURLSpecFromFile(extensionsFile));
@ -7929,40 +7561,15 @@ ExtensionsDataSource.prototype = {
* Get the em:blocklisted property (whether or not this item is blocklisted)
*/
_rdfGet_blocklisted: function(item, property) {
Blocklist._ensureBlocklist();
var id = stripPrefix(item.Value, PREFIX_ITEM_URI);
var blItem = Blocklist.entries[id];
if (!blItem)
return EM_L("false");
getVersionChecker();
var version = this.getItemProperty(id, "version");
var appVersion = gApp.version;
for (var i = 0; i < blItem.length; ++i) {
if (gVersionChecker.compare(version, blItem[i].minVersion) < 0 ||
gVersionChecker.compare(version, blItem[i].maxVersion) > 0)
continue;
if (!gBlocklist)
gBlocklist = Components.classes["@mozilla.org/extensions/blocklist;1"]
.getService(Components.interfaces.nsIBlocklistService);
if (gBlocklist.isAddonBlocklisted(id, version,
undefined, undefined))
return EM_L("true");
var blTargetApp = blItem[i].targetApps[gApp.ID];
if (blTargetApp) {
for (var x = 0; x < blTargetApp.length; ++x) {
if (gVersionChecker.compare(appVersion, blTargetApp[x].minVersion) < 0 ||
gVersionChecker.compare(appVersion, blTargetApp[x].maxVersion) > 0)
continue;
return EM_L("true");
}
}
blTargetApp = blItem[i].targetApps[TOOLKIT_ID];
if (!blTargetApp)
return EM_L("false");
for (x = 0; x < blTargetApp.length; ++x) {
if (gVersionChecker.compare(gApp.platformVersion, blTargetApp[x].minVersion) < 0 ||
gVersionChecker.compare(gApp.platformVersion, blTargetApp[x].maxVersion) > 0)
continue;
return EM_L("true");
}
}
return EM_L("false");
},