mirror of
https://github.com/mozilla/gecko-dev.git
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194 lines
6.1 KiB
JavaScript
194 lines
6.1 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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const Cc = Components.classes;
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const Ci = Components.interfaces;
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const Cu = Components.utils;
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Cu.import("resource://gre/modules/XPCOMUtils.jsm");
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Cu.import("resource://gre/modules/Services.jsm");
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XPCOMUtils.defineLazyModuleGetter(this, "AddonManager",
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"resource://gre/modules/AddonManager.jsm");
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XPCOMUtils.defineLazyModuleGetter(this, "AddonRepository",
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"resource://gre/modules/AddonRepository.jsm");
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XPCOMUtils.defineLazyModuleGetter(this, "NetUtil",
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"resource://gre/modules/NetUtil.jsm");
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function getPref(func, preference, defaultValue) {
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try {
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return Services.prefs[func](preference);
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}
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catch (e) {}
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return defaultValue;
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}
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// -----------------------------------------------------------------------
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// Add-on auto-update management service
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// -----------------------------------------------------------------------
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const PREF_ADDON_UPDATE_ENABLED = "extensions.autoupdate.enabled";
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var gNeedsRestart = false;
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function AddonUpdateService() {}
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AddonUpdateService.prototype = {
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classDescription: "Add-on auto-update management",
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classID: Components.ID("{93c8824c-9b87-45ae-bc90-5b82a1e4d877}"),
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QueryInterface: XPCOMUtils.generateQI([Ci.nsITimerCallback]),
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notify: function aus_notify(aTimer) {
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if (aTimer && !getPref("getBoolPref", PREF_ADDON_UPDATE_ENABLED, true))
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return;
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// If we already auto-upgraded and installed new versions, ignore this check
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if (gNeedsRestart)
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return;
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Services.io.offline = false;
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// Assume we are doing a periodic update check
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let reason = AddonManager.UPDATE_WHEN_PERIODIC_UPDATE;
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if (!aTimer)
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reason = AddonManager.UPDATE_WHEN_USER_REQUESTED;
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AddonManager.getAddonsByTypes(null, function(aAddonList) {
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aAddonList.forEach(function(aAddon) {
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if (aAddon.permissions & AddonManager.PERM_CAN_UPGRADE) {
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let data = Cc["@mozilla.org/supports-string;1"].createInstance(Ci.nsISupportsString);
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data.data = JSON.stringify({ id: aAddon.id, name: aAddon.name });
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Services.obs.notifyObservers(data, "addon-update-started", null);
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let listener = new UpdateCheckListener();
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aAddon.findUpdates(listener, reason);
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}
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});
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});
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RecommendedSearchResults.search();
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}
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};
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// -----------------------------------------------------------------------
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// Add-on update listener. Starts a download for any add-on with a viable
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// update waiting
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// -----------------------------------------------------------------------
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function UpdateCheckListener() {
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this._status = null;
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this._version = null;
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}
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UpdateCheckListener.prototype = {
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onCompatibilityUpdateAvailable: function(aAddon) {
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this._status = "compatibility";
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},
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onUpdateAvailable: function(aAddon, aInstall) {
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this._status = "update";
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this._version = aInstall.version;
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aInstall.install();
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},
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onNoUpdateAvailable: function(aAddon) {
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if (!this._status)
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this._status = "no-update";
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},
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onUpdateFinished: function(aAddon, aError) {
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let data = Cc["@mozilla.org/supports-string;1"].createInstance(Ci.nsISupportsString);
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if (this._version)
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data.data = JSON.stringify({ id: aAddon.id, name: aAddon.name, version: this._version });
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else
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data.data = JSON.stringify({ id: aAddon.id, name: aAddon.name });
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if (aError)
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this._status = "error";
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Services.obs.notifyObservers(data, "addon-update-ended", this._status);
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}
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};
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// -----------------------------------------------------------------------
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// RecommendedSearchResults fetches add-on data and saves it to a cache
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// -----------------------------------------------------------------------
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var RecommendedSearchResults = {
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_getFile: function() {
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let dirService = Cc["@mozilla.org/file/directory_service;1"].getService(Ci.nsIProperties);
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let file = dirService.get("ProfD", Ci.nsILocalFile);
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file.append("recommended-addons.json");
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return file;
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},
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_writeFile: function (aFile, aData) {
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if (!aData)
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return;
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// Initialize the file output stream.
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let ostream = Cc["@mozilla.org/network/safe-file-output-stream;1"].createInstance(Ci.nsIFileOutputStream);
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ostream.init(aFile, 0x02 | 0x08 | 0x20, 0600, ostream.DEFER_OPEN);
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// Obtain a converter to convert our data to a UTF-8 encoded input stream.
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let converter = Cc["@mozilla.org/intl/scriptableunicodeconverter"].createInstance(Ci.nsIScriptableUnicodeConverter);
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converter.charset = "UTF-8";
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// Asynchronously copy the data to the file.
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let istream = converter.convertToInputStream(aData);
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NetUtil.asyncCopy(istream, ostream, function(rc) {
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if (Components.isSuccessCode(rc))
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Services.obs.notifyObservers(null, "recommended-addons-cache-updated", "");
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});
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},
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searchSucceeded: function(aAddons, aAddonCount, aTotalResults) {
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let self = this;
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// Filter addons already installed
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AddonManager.getAllAddons(function(aAllAddons) {
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let addons = aAddons.filter(function(addon) {
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for (let i = 0; i < aAllAddons.length; i++)
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if (addon.id == aAllAddons[i].id)
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return false;
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return true;
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});
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let json = {
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addons: []
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};
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addons.forEach(function(aAddon) {
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json.addons.push({
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id: aAddon.id,
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name: aAddon.name,
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version: aAddon.version,
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learnmoreURL: aAddon.learnmoreURL,
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iconURL: aAddon.iconURL
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})
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});
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let file = self._getFile();
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self._writeFile(file, JSON.stringify(json));
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});
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},
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searchFailed: function searchFailed() { },
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search: function() {
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const kAddonsMaxDisplay = 2;
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if (AddonRepository.isSearching)
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AddonRepository.cancelSearch();
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AddonRepository.retrieveRecommendedAddons(kAddonsMaxDisplay, RecommendedSearchResults);
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}
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}
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this.NSGetFactory = XPCOMUtils.generateNSGetFactory([AddonUpdateService]);
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