mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
738 lines
26 KiB
JavaScript
738 lines
26 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/. */
|
|
|
|
/**
|
|
* The AddonUpdateChecker is responsible for retrieving the update information
|
|
* from an add-on's remote update manifest.
|
|
*/
|
|
|
|
"use strict";
|
|
|
|
const Cc = Components.classes;
|
|
const Ci = Components.interfaces;
|
|
const Cu = Components.utils;
|
|
|
|
var EXPORTED_SYMBOLS = [ "AddonUpdateChecker" ];
|
|
|
|
const TIMEOUT = 2 * 60 * 1000;
|
|
const PREFIX_NS_RDF = "http://www.w3.org/1999/02/22-rdf-syntax-ns#";
|
|
const PREFIX_NS_EM = "http://www.mozilla.org/2004/em-rdf#";
|
|
const PREFIX_ITEM = "urn:mozilla:item:";
|
|
const PREFIX_EXTENSION = "urn:mozilla:extension:";
|
|
const PREFIX_THEME = "urn:mozilla:theme:";
|
|
const TOOLKIT_ID = "toolkit@mozilla.org"
|
|
const XMLURI_PARSE_ERROR = "http://www.mozilla.org/newlayout/xml/parsererror.xml"
|
|
|
|
const PREF_UPDATE_REQUIREBUILTINCERTS = "extensions.update.requireBuiltInCerts";
|
|
|
|
Components.utils.import("resource://gre/modules/Services.jsm");
|
|
Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
|
|
|
|
XPCOMUtils.defineLazyModuleGetter(this, "AddonManager",
|
|
"resource://gre/modules/AddonManager.jsm");
|
|
XPCOMUtils.defineLazyModuleGetter(this, "AddonRepository",
|
|
"resource://gre/modules/AddonRepository.jsm");
|
|
|
|
// Shared code for suppressing bad cert dialogs.
|
|
XPCOMUtils.defineLazyGetter(this, "CertUtils", function() {
|
|
let certUtils = {};
|
|
Components.utils.import("resource://gre/modules/CertUtils.jsm", certUtils);
|
|
return certUtils;
|
|
});
|
|
|
|
var gRDF = Cc["@mozilla.org/rdf/rdf-service;1"].
|
|
getService(Ci.nsIRDFService);
|
|
|
|
["LOG", "WARN", "ERROR"].forEach(function(aName) {
|
|
this.__defineGetter__(aName, function() {
|
|
Components.utils.import("resource://gre/modules/AddonLogging.jsm");
|
|
|
|
LogManager.getLogger("addons.updates", this);
|
|
return this[aName];
|
|
});
|
|
}, this);
|
|
|
|
|
|
/**
|
|
* A serialisation method for RDF data that produces an identical string
|
|
* for matching RDF graphs.
|
|
* The serialisation is not complete, only assertions stemming from a given
|
|
* resource are included, multiple references to the same resource are not
|
|
* permitted, and the RDF prolog and epilog are not included.
|
|
* RDF Blob and Date literals are not supported.
|
|
*/
|
|
function RDFSerializer() {
|
|
this.cUtils = Cc["@mozilla.org/rdf/container-utils;1"].
|
|
getService(Ci.nsIRDFContainerUtils);
|
|
this.resources = [];
|
|
}
|
|
|
|
RDFSerializer.prototype = {
|
|
INDENT: " ", // The indent used for pretty-printing
|
|
resources: null, // Array of the resources that have been found
|
|
|
|
/**
|
|
* Escapes characters from a string that should not appear in XML.
|
|
*
|
|
* @param aString
|
|
* The string to be escaped
|
|
* @return a string with all characters invalid in XML character data
|
|
* converted to entity references.
|
|
*/
|
|
escapeEntities: function RDFS_escapeEntities(aString) {
|
|
aString = aString.replace(/&/g, "&");
|
|
aString = aString.replace(/</g, "<");
|
|
aString = aString.replace(/>/g, ">");
|
|
return aString.replace(/"/g, """);
|
|
},
|
|
|
|
/**
|
|
* Serializes all the elements of an RDF container.
|
|
*
|
|
* @param aDs
|
|
* The RDF datasource
|
|
* @param aContainer
|
|
* The RDF container to output the child elements of
|
|
* @param aIndent
|
|
* The current level of indent for pretty-printing
|
|
* @return a string containing the serialized elements.
|
|
*/
|
|
serializeContainerItems: function RDFS_serializeContainerItems(aDs, aContainer,
|
|
aIndent) {
|
|
var result = "";
|
|
var items = aContainer.GetElements();
|
|
while (items.hasMoreElements()) {
|
|
var item = items.getNext().QueryInterface(Ci.nsIRDFResource);
|
|
result += aIndent + "<RDF:li>\n"
|
|
result += this.serializeResource(aDs, item, aIndent + this.INDENT);
|
|
result += aIndent + "</RDF:li>\n"
|
|
}
|
|
return result;
|
|
},
|
|
|
|
/**
|
|
* Serializes all em:* (see EM_NS) properties of an RDF resource except for
|
|
* the em:signature property. As this serialization is to be compared against
|
|
* the manifest signature it cannot contain the em:signature property itself.
|
|
*
|
|
* @param aDs
|
|
* The RDF datasource
|
|
* @param aResource
|
|
* The RDF resource that contains the properties to serialize
|
|
* @param aIndent
|
|
* The current level of indent for pretty-printing
|
|
* @return a string containing the serialized properties.
|
|
* @throws if the resource contains a property that cannot be serialized
|
|
*/
|
|
serializeResourceProperties: function RDFS_serializeResourceProperties(aDs,
|
|
aResource,
|
|
aIndent) {
|
|
var result = "";
|
|
var items = [];
|
|
var arcs = aDs.ArcLabelsOut(aResource);
|
|
while (arcs.hasMoreElements()) {
|
|
var arc = arcs.getNext().QueryInterface(Ci.nsIRDFResource);
|
|
if (arc.ValueUTF8.substring(0, PREFIX_NS_EM.length) != PREFIX_NS_EM)
|
|
continue;
|
|
var prop = arc.ValueUTF8.substring(PREFIX_NS_EM.length);
|
|
if (prop == "signature")
|
|
continue;
|
|
|
|
var targets = aDs.GetTargets(aResource, arc, true);
|
|
while (targets.hasMoreElements()) {
|
|
var target = targets.getNext();
|
|
if (target instanceof Ci.nsIRDFResource) {
|
|
var item = aIndent + "<em:" + prop + ">\n";
|
|
item += this.serializeResource(aDs, target, aIndent + this.INDENT);
|
|
item += aIndent + "</em:" + prop + ">\n";
|
|
items.push(item);
|
|
}
|
|
else if (target instanceof Ci.nsIRDFLiteral) {
|
|
items.push(aIndent + "<em:" + prop + ">" +
|
|
this.escapeEntities(target.Value) + "</em:" + prop + ">\n");
|
|
}
|
|
else if (target instanceof Ci.nsIRDFInt) {
|
|
items.push(aIndent + "<em:" + prop + " NC:parseType=\"Integer\">" +
|
|
target.Value + "</em:" + prop + ">\n");
|
|
}
|
|
else {
|
|
throw Components.Exception("Cannot serialize unknown literal type");
|
|
}
|
|
}
|
|
}
|
|
items.sort();
|
|
result += items.join("");
|
|
return result;
|
|
},
|
|
|
|
/**
|
|
* Recursively serializes an RDF resource and all resources it links to.
|
|
* This will only output EM_NS properties and will ignore any em:signature
|
|
* property.
|
|
*
|
|
* @param aDs
|
|
* The RDF datasource
|
|
* @param aResource
|
|
* The RDF resource to serialize
|
|
* @param aIndent
|
|
* The current level of indent for pretty-printing. If undefined no
|
|
* indent will be added
|
|
* @return a string containing the serialized resource.
|
|
* @throws if the RDF data contains multiple references to the same resource.
|
|
*/
|
|
serializeResource: function RDFS_serializeResource(aDs, aResource, aIndent) {
|
|
if (this.resources.indexOf(aResource) != -1 ) {
|
|
// We cannot output multiple references to the same resource.
|
|
throw Components.Exception("Cannot serialize multiple references to " + aResource.Value);
|
|
}
|
|
if (aIndent === undefined)
|
|
aIndent = "";
|
|
|
|
this.resources.push(aResource);
|
|
var container = null;
|
|
var type = "Description";
|
|
if (this.cUtils.IsSeq(aDs, aResource)) {
|
|
type = "Seq";
|
|
container = this.cUtils.MakeSeq(aDs, aResource);
|
|
}
|
|
else if (this.cUtils.IsAlt(aDs, aResource)) {
|
|
type = "Alt";
|
|
container = this.cUtils.MakeAlt(aDs, aResource);
|
|
}
|
|
else if (this.cUtils.IsBag(aDs, aResource)) {
|
|
type = "Bag";
|
|
container = this.cUtils.MakeBag(aDs, aResource);
|
|
}
|
|
|
|
var result = aIndent + "<RDF:" + type;
|
|
if (!gRDF.IsAnonymousResource(aResource))
|
|
result += " about=\"" + this.escapeEntities(aResource.ValueUTF8) + "\"";
|
|
result += ">\n";
|
|
|
|
if (container)
|
|
result += this.serializeContainerItems(aDs, container, aIndent + this.INDENT);
|
|
|
|
result += this.serializeResourceProperties(aDs, aResource, aIndent + this.INDENT);
|
|
|
|
result += aIndent + "</RDF:" + type + ">\n";
|
|
return result;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Parses an RDF style update manifest into an array of update objects.
|
|
*
|
|
* @param aId
|
|
* The ID of the add-on being checked for updates
|
|
* @param aType
|
|
* The type of the add-on being checked for updates
|
|
* @param aUpdateKey
|
|
* An optional update key for the add-on
|
|
* @param aRequest
|
|
* The XMLHttpRequest that has retrieved the update manifest
|
|
* @return an array of update objects
|
|
* @throws if the update manifest is invalid in any way
|
|
*/
|
|
function parseRDFManifest(aId, aType, aUpdateKey, aRequest) {
|
|
function EM_R(aProp) {
|
|
return gRDF.GetResource(PREFIX_NS_EM + aProp);
|
|
}
|
|
|
|
function getValue(aLiteral) {
|
|
if (aLiteral instanceof Ci.nsIRDFLiteral)
|
|
return aLiteral.Value;
|
|
if (aLiteral instanceof Ci.nsIRDFResource)
|
|
return aLiteral.Value;
|
|
if (aLiteral instanceof Ci.nsIRDFInt)
|
|
return aLiteral.Value;
|
|
return null;
|
|
}
|
|
|
|
function getProperty(aDs, aSource, aProperty) {
|
|
return getValue(aDs.GetTarget(aSource, EM_R(aProperty), true));
|
|
}
|
|
|
|
function getRequiredProperty(aDs, aSource, aProperty) {
|
|
let value = getProperty(aDs, aSource, aProperty);
|
|
if (!value)
|
|
throw Components.Exception("Update manifest is missing a required " + aProperty + " property.");
|
|
return value;
|
|
}
|
|
|
|
let rdfParser = Cc["@mozilla.org/rdf/xml-parser;1"].
|
|
createInstance(Ci.nsIRDFXMLParser);
|
|
let ds = Cc["@mozilla.org/rdf/datasource;1?name=in-memory-datasource"].
|
|
createInstance(Ci.nsIRDFDataSource);
|
|
rdfParser.parseString(ds, aRequest.channel.URI, aRequest.responseText);
|
|
|
|
switch (aType) {
|
|
case "extension":
|
|
var item = PREFIX_EXTENSION + aId;
|
|
break;
|
|
case "theme":
|
|
item = PREFIX_THEME + aId;
|
|
break;
|
|
default:
|
|
item = PREFIX_ITEM + aId;
|
|
break;
|
|
}
|
|
|
|
let extensionRes = gRDF.GetResource(item);
|
|
|
|
// If we have an update key then the update manifest must be signed
|
|
if (aUpdateKey) {
|
|
let signature = getProperty(ds, extensionRes, "signature");
|
|
if (!signature)
|
|
throw Components.Exception("Update manifest for " + aId + " does not contain a required signature");
|
|
let serializer = new RDFSerializer();
|
|
let updateString = null;
|
|
|
|
try {
|
|
updateString = serializer.serializeResource(ds, extensionRes);
|
|
}
|
|
catch (e) {
|
|
throw Components.Exception("Failed to generate signed string for " + aId + ". Serializer threw " + e,
|
|
e.result);
|
|
}
|
|
|
|
let result = false;
|
|
|
|
try {
|
|
let verifier = Cc["@mozilla.org/security/datasignatureverifier;1"].
|
|
getService(Ci.nsIDataSignatureVerifier);
|
|
result = verifier.verifyData(updateString, signature, aUpdateKey);
|
|
}
|
|
catch (e) {
|
|
throw Components.Exception("The signature or updateKey for " + aId + " is malformed." +
|
|
"Verifier threw " + e, e.result);
|
|
}
|
|
|
|
if (!result)
|
|
throw Components.Exception("The signature for " + aId + " was not created by the add-on's updateKey");
|
|
}
|
|
|
|
let updates = ds.GetTarget(extensionRes, EM_R("updates"), true);
|
|
|
|
// A missing updates property doesn't count as a failure, just as no avialable
|
|
// update information
|
|
if (!updates) {
|
|
WARN("Update manifest for " + aId + " did not contain an updates property");
|
|
return [];
|
|
}
|
|
|
|
if (!(updates instanceof Ci.nsIRDFResource))
|
|
throw Components.Exception("Missing updates property for " + extensionRes.Value);
|
|
|
|
let cu = Cc["@mozilla.org/rdf/container-utils;1"].
|
|
getService(Ci.nsIRDFContainerUtils);
|
|
if (!cu.IsContainer(ds, updates))
|
|
throw Components.Exception("Updates property was not an RDF container");
|
|
|
|
let results = [];
|
|
let ctr = Cc["@mozilla.org/rdf/container;1"].
|
|
createInstance(Ci.nsIRDFContainer);
|
|
ctr.Init(ds, updates);
|
|
let items = ctr.GetElements();
|
|
while (items.hasMoreElements()) {
|
|
let item = items.getNext().QueryInterface(Ci.nsIRDFResource);
|
|
let version = getProperty(ds, item, "version");
|
|
if (!version) {
|
|
WARN("Update manifest is missing a required version property.");
|
|
continue;
|
|
}
|
|
|
|
LOG("Found an update entry for " + aId + " version " + version);
|
|
|
|
let targetApps = ds.GetTargets(item, EM_R("targetApplication"), true);
|
|
while (targetApps.hasMoreElements()) {
|
|
let targetApp = targetApps.getNext().QueryInterface(Ci.nsIRDFResource);
|
|
|
|
let appEntry = {};
|
|
try {
|
|
appEntry.id = getRequiredProperty(ds, targetApp, "id");
|
|
appEntry.minVersion = getRequiredProperty(ds, targetApp, "minVersion");
|
|
appEntry.maxVersion = getRequiredProperty(ds, targetApp, "maxVersion");
|
|
}
|
|
catch (e) {
|
|
WARN(e);
|
|
continue;
|
|
}
|
|
|
|
let result = {
|
|
id: aId,
|
|
version: version,
|
|
updateURL: getProperty(ds, targetApp, "updateLink"),
|
|
updateHash: getProperty(ds, targetApp, "updateHash"),
|
|
updateInfoURL: getProperty(ds, targetApp, "updateInfoURL"),
|
|
strictCompatibility: getProperty(ds, targetApp, "strictCompatibility") == "true",
|
|
targetApplications: [appEntry]
|
|
};
|
|
|
|
if (result.updateURL && AddonManager.checkUpdateSecurity &&
|
|
result.updateURL.substring(0, 6) != "https:" &&
|
|
(!result.updateHash || result.updateHash.substring(0, 3) != "sha")) {
|
|
WARN("updateLink " + result.updateURL + " is not secure and is not verified" +
|
|
" by a strong enough hash (needs to be sha1 or stronger).");
|
|
delete result.updateURL;
|
|
delete result.updateHash;
|
|
}
|
|
results.push(result);
|
|
}
|
|
}
|
|
return results;
|
|
}
|
|
|
|
/**
|
|
* Starts downloading an update manifest and then passes it to an appropriate
|
|
* parser to convert to an array of update objects
|
|
*
|
|
* @param aId
|
|
* The ID of the add-on being checked for updates
|
|
* @param aType
|
|
* The type of add-on being checked for updates
|
|
* @param aUpdateKey
|
|
* An optional update key for the add-on
|
|
* @param aUrl
|
|
* The URL of the update manifest
|
|
* @param aObserver
|
|
* An observer to pass results to
|
|
*/
|
|
function UpdateParser(aId, aType, aUpdateKey, aUrl, aObserver) {
|
|
this.id = aId;
|
|
this.type = aType;
|
|
this.updateKey = aUpdateKey;
|
|
this.observer = aObserver;
|
|
|
|
this.timer = Cc["@mozilla.org/timer;1"].
|
|
createInstance(Ci.nsITimer);
|
|
this.timer.initWithCallback(this, TIMEOUT, Ci.nsITimer.TYPE_ONE_SHOT);
|
|
|
|
let requireBuiltIn = true;
|
|
try {
|
|
requireBuiltIn = Services.prefs.getBoolPref(PREF_UPDATE_REQUIREBUILTINCERTS);
|
|
}
|
|
catch (e) {
|
|
}
|
|
|
|
LOG("Requesting " + aUrl);
|
|
try {
|
|
this.request = Cc["@mozilla.org/xmlextras/xmlhttprequest;1"].
|
|
createInstance(Ci.nsIXMLHttpRequest);
|
|
this.request.open("GET", aUrl, true);
|
|
this.request.channel.notificationCallbacks = new CertUtils.BadCertHandler(!requireBuiltIn);
|
|
this.request.channel.loadFlags |= Ci.nsIRequest.LOAD_BYPASS_CACHE;
|
|
this.request.overrideMimeType("text/xml");
|
|
var self = this;
|
|
this.request.addEventListener("load", function(event) { self.onLoad() }, false);
|
|
this.request.addEventListener("error", function(event) { self.onError() }, false);
|
|
this.request.send(null);
|
|
}
|
|
catch (e) {
|
|
ERROR("Failed to request update manifest", e);
|
|
}
|
|
}
|
|
|
|
UpdateParser.prototype = {
|
|
id: null,
|
|
type: null,
|
|
updateKey: null,
|
|
observer: null,
|
|
request: null,
|
|
timer: null,
|
|
|
|
/**
|
|
* Called when the manifest has been successfully loaded.
|
|
*/
|
|
onLoad: function UP_onLoad() {
|
|
this.timer.cancel();
|
|
this.timer = null;
|
|
let request = this.request;
|
|
this.request = null;
|
|
|
|
let requireBuiltIn = true;
|
|
try {
|
|
requireBuiltIn = Services.prefs.getBoolPref(PREF_UPDATE_REQUIREBUILTINCERTS);
|
|
}
|
|
catch (e) {
|
|
}
|
|
|
|
try {
|
|
CertUtils.checkCert(request.channel, !requireBuiltIn);
|
|
}
|
|
catch (e) {
|
|
this.notifyError(AddonUpdateChecker.ERROR_DOWNLOAD_ERROR);
|
|
return;
|
|
}
|
|
|
|
if (!Components.isSuccessCode(request.status)) {
|
|
WARN("Request failed: " + request.status);
|
|
this.notifyError(AddonUpdateChecker.ERROR_DOWNLOAD_ERROR);
|
|
return;
|
|
}
|
|
|
|
let channel = request.channel;
|
|
if (channel instanceof Ci.nsIHttpChannel && !channel.requestSucceeded) {
|
|
WARN("Request failed: " + channel.responseStatus + ": " + channel.responseStatusText);
|
|
this.notifyError(AddonUpdateChecker.ERROR_DOWNLOAD_ERROR);
|
|
return;
|
|
}
|
|
|
|
let xml = request.responseXML;
|
|
if (!xml || xml.documentElement.namespaceURI == XMLURI_PARSE_ERROR) {
|
|
WARN("Update manifest was not valid XML");
|
|
this.notifyError(AddonUpdateChecker.ERROR_PARSE_ERROR);
|
|
return;
|
|
}
|
|
|
|
// We currently only know about RDF update manifests
|
|
if (xml.documentElement.namespaceURI == PREFIX_NS_RDF) {
|
|
let results = null;
|
|
|
|
try {
|
|
results = parseRDFManifest(this.id, this.type, this.updateKey, request);
|
|
}
|
|
catch (e) {
|
|
WARN(e);
|
|
this.notifyError(AddonUpdateChecker.ERROR_PARSE_ERROR);
|
|
return;
|
|
}
|
|
if ("onUpdateCheckComplete" in this.observer)
|
|
this.observer.onUpdateCheckComplete(results);
|
|
return;
|
|
}
|
|
|
|
WARN("Update manifest had an unrecognised namespace: " + xml.documentElement.namespaceURI);
|
|
this.notifyError(AddonUpdateChecker.ERROR_UNKNOWN_FORMAT);
|
|
},
|
|
|
|
/**
|
|
* Called when the manifest failed to load.
|
|
*/
|
|
onError: function UP_onError() {
|
|
this.timer.cancel();
|
|
this.timer = null;
|
|
|
|
if (!Components.isSuccessCode(this.request.status)) {
|
|
WARN("Request failed: " + this.request.status);
|
|
}
|
|
else if (this.request.channel instanceof Ci.nsIHttpChannel) {
|
|
try {
|
|
if (this.request.channel.requestSucceeded) {
|
|
WARN("Request failed: " + this.request.channel.responseStatus + ": " +
|
|
this.request.channel.responseStatusText);
|
|
}
|
|
}
|
|
catch (e) {
|
|
WARN("HTTP Request failed for an unknown reason");
|
|
}
|
|
}
|
|
else {
|
|
WARN("Request failed for an unknown reason");
|
|
}
|
|
|
|
this.request = null;
|
|
|
|
this.notifyError(AddonUpdateChecker.ERROR_DOWNLOAD_ERROR);
|
|
},
|
|
|
|
/**
|
|
* Helper method to notify the observer that an error occured.
|
|
*/
|
|
notifyError: function UP_notifyError(aStatus) {
|
|
if ("onUpdateCheckError" in this.observer)
|
|
this.observer.onUpdateCheckError(aStatus);
|
|
},
|
|
|
|
/**
|
|
* Called when the request has timed out and should be canceled.
|
|
*/
|
|
notify: function UP_notify(aTimer) {
|
|
this.timer = null;
|
|
this.request.abort();
|
|
this.request = null;
|
|
|
|
WARN("Request timed out");
|
|
|
|
this.notifyError(AddonUpdateChecker.ERROR_TIMEOUT);
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Tests if an update matches a version of the application or platform
|
|
*
|
|
* @param aUpdate
|
|
* The available update
|
|
* @param aAppVersion
|
|
* The application version to use
|
|
* @param aPlatformVersion
|
|
* The platform version to use
|
|
* @param aIgnoreMaxVersion
|
|
* Ignore maxVersion when testing if an update matches. Optional.
|
|
* @param aIgnoreStrictCompat
|
|
* Ignore strictCompatibility when testing if an update matches. Optional.
|
|
* @param aCompatOverrides
|
|
* AddonCompatibilityOverride objects to match against. Optional.
|
|
* @return true if the update is compatible with the application/platform
|
|
*/
|
|
function matchesVersions(aUpdate, aAppVersion, aPlatformVersion,
|
|
aIgnoreMaxVersion, aIgnoreStrictCompat,
|
|
aCompatOverrides) {
|
|
if (aCompatOverrides) {
|
|
let override = AddonRepository.findMatchingCompatOverride(aUpdate.version,
|
|
aCompatOverrides,
|
|
aAppVersion,
|
|
aPlatformVersion);
|
|
if (override && override.type == "incompatible")
|
|
return false;
|
|
}
|
|
|
|
if (aUpdate.strictCompatibility && !aIgnoreStrictCompat)
|
|
aIgnoreMaxVersion = false;
|
|
|
|
let result = false;
|
|
for (let app of aUpdate.targetApplications) {
|
|
if (app.id == Services.appinfo.ID) {
|
|
return (Services.vc.compare(aAppVersion, app.minVersion) >= 0) &&
|
|
(aIgnoreMaxVersion || (Services.vc.compare(aAppVersion, app.maxVersion) <= 0));
|
|
}
|
|
if (app.id == TOOLKIT_ID) {
|
|
result = (Services.vc.compare(aPlatformVersion, app.minVersion) >= 0) &&
|
|
(aIgnoreMaxVersion || (Services.vc.compare(aPlatformVersion, app.maxVersion) <= 0));
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
var AddonUpdateChecker = {
|
|
// These must be kept in sync with AddonManager
|
|
// 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,
|
|
|
|
/**
|
|
* Retrieves the best matching compatibility update for the application from
|
|
* a list of available update objects.
|
|
*
|
|
* @param aUpdates
|
|
* An array of update objects
|
|
* @param aVersion
|
|
* The version of the add-on to get new compatibility information for
|
|
* @param aIgnoreCompatibility
|
|
* An optional parameter to get the first compatibility update that
|
|
* is compatible with any version of the application or toolkit
|
|
* @param aAppVersion
|
|
* The version of the application or null to use the current version
|
|
* @param aPlatformVersion
|
|
* The version of the platform or null to use the current version
|
|
* @param aIgnoreMaxVersion
|
|
* Ignore maxVersion when testing if an update matches. Optional.
|
|
* @param aIgnoreStrictCompat
|
|
* Ignore strictCompatibility when testing if an update matches. Optional.
|
|
* @return an update object if one matches or null if not
|
|
*/
|
|
getCompatibilityUpdate: function AUC_getCompatibilityUpdate(aUpdates, aVersion,
|
|
aIgnoreCompatibility,
|
|
aAppVersion,
|
|
aPlatformVersion,
|
|
aIgnoreMaxVersion,
|
|
aIgnoreStrictCompat) {
|
|
if (!aAppVersion)
|
|
aAppVersion = Services.appinfo.version;
|
|
if (!aPlatformVersion)
|
|
aPlatformVersion = Services.appinfo.platformVersion;
|
|
|
|
for (let update of aUpdates) {
|
|
if (Services.vc.compare(update.version, aVersion) == 0) {
|
|
if (aIgnoreCompatibility) {
|
|
for (let targetApp of update.targetApplications) {
|
|
let id = targetApp.id;
|
|
if (id == Services.appinfo.ID || id == TOOLKIT_ID)
|
|
return update;
|
|
}
|
|
}
|
|
else if (matchesVersions(update, aAppVersion, aPlatformVersion,
|
|
aIgnoreMaxVersion, aIgnoreStrictCompat)) {
|
|
return update;
|
|
}
|
|
}
|
|
}
|
|
return null;
|
|
},
|
|
|
|
/**
|
|
* Returns the newest available update from a list of update objects.
|
|
*
|
|
* @param aUpdates
|
|
* An array of update objects
|
|
* @param aAppVersion
|
|
* The version of the application or null to use the current version
|
|
* @param aPlatformVersion
|
|
* The version of the platform or null to use the current version
|
|
* @param aIgnoreMaxVersion
|
|
* When determining compatible updates, ignore maxVersion. Optional.
|
|
* @param aIgnoreStrictCompat
|
|
* When determining compatible updates, ignore strictCompatibility. Optional.
|
|
* @param aCompatOverrides
|
|
* Array of AddonCompatibilityOverride to take into account. Optional.
|
|
* @return an update object if one matches or null if not
|
|
*/
|
|
getNewestCompatibleUpdate: function AUC_getNewestCompatibleUpdate(aUpdates,
|
|
aAppVersion,
|
|
aPlatformVersion,
|
|
aIgnoreMaxVersion,
|
|
aIgnoreStrictCompat,
|
|
aCompatOverrides) {
|
|
if (!aAppVersion)
|
|
aAppVersion = Services.appinfo.version;
|
|
if (!aPlatformVersion)
|
|
aPlatformVersion = Services.appinfo.platformVersion;
|
|
|
|
let blocklist = Cc["@mozilla.org/extensions/blocklist;1"].
|
|
getService(Ci.nsIBlocklistService);
|
|
|
|
let newest = null;
|
|
for (let update of aUpdates) {
|
|
if (!update.updateURL)
|
|
continue;
|
|
let state = blocklist.getAddonBlocklistState(update.id, update.version,
|
|
aAppVersion, aPlatformVersion);
|
|
if (state != Ci.nsIBlocklistService.STATE_NOT_BLOCKED)
|
|
continue;
|
|
if ((newest == null || (Services.vc.compare(newest.version, update.version) < 0)) &&
|
|
matchesVersions(update, aAppVersion, aPlatformVersion,
|
|
aIgnoreMaxVersion, aIgnoreStrictCompat,
|
|
aCompatOverrides)) {
|
|
newest = update;
|
|
}
|
|
}
|
|
return newest;
|
|
},
|
|
|
|
/**
|
|
* Starts an update check.
|
|
*
|
|
* @param aId
|
|
* The ID of the add-on being checked for updates
|
|
* @param aType
|
|
* The type of add-on being checked for updates
|
|
* @param aUpdateKey
|
|
* An optional update key for the add-on
|
|
* @param aUrl
|
|
* The URL of the add-on's update manifest
|
|
* @param aObserver
|
|
* An observer to notify of results
|
|
*/
|
|
checkForUpdates: function AUC_checkForUpdates(aId, aType, aUpdateKey, aUrl,
|
|
aObserver) {
|
|
new UpdateParser(aId, aType, aUpdateKey, aUrl, aObserver);
|
|
}
|
|
};
|