зеркало из https://github.com/mozilla/gecko-dev.git
71 строка
2.4 KiB
JavaScript
71 строка
2.4 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 file,
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* 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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const WEBAPP_REGISTRY_DIR = "WebappRegD";
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const NS_APP_CHROME_DIR_LIST = "AChromDL";
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Cu.import("resource://gre/modules/FileUtils.jsm");
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Cu.import("resource://gre/modules/XPCOMUtils.jsm");
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Cu.import("resource://webapprt/modules/WebappRT.jsm");
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Cu.import("resource://gre/modules/Services.jsm");
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let gInTestMode = false;
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Services.obs.addObserver(function observe(subj, topic, data) {
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Services.obs.removeObserver(observe, "webapprt-command-line");
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let args = subj.QueryInterface(Ci.nsIPropertyBag2);
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gInTestMode = args.hasKey("test-mode");
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}, "webapprt-command-line", false);
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function DirectoryProvider() {}
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DirectoryProvider.prototype = {
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classID: Components.ID("{e1799fda-4b2f-4457-b671-e0641d95698d}"),
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QueryInterface: XPCOMUtils.generateQI([Ci.nsIDirectoryServiceProvider,
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Ci.nsIDirectoryServiceProvider2]),
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getFile: function(prop, persistent) {
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if (prop == WEBAPP_REGISTRY_DIR) {
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if (gInTestMode) {
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// In test mode, apps are registered in the runtime's profile. Note
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// that in test mode WebappRT.config may not be valid at this point.
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// It's only valid after WebappRT.jsm observes an app installation, and
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// we can get here before any app is installed.
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return FileUtils.getDir("ProfD", []);
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}
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let dir = Cc["@mozilla.org/file/local;1"].createInstance(Ci.nsILocalFile);
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dir.initWithPath(WebappRT.config.registryDir);
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return dir;
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}
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// We return null to show failure instead of throwing an error,
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// which works with the way the interface is called (per bug 529077).
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return null;
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},
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getFiles: function(prop, persistent) {
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if (prop == NS_APP_CHROME_DIR_LIST) {
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return {
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_done: false,
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QueryInterface: XPCOMUtils.generateQI([Ci.nsISimpleEnumerator]),
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hasMoreElements: function() {
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return !this._done;
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},
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getNext: function() {
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this._done = true;
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return FileUtils.getDir("AppRegD", ["chrome"], false);
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}
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};
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}
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return null;
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},
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};
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const NSGetFactory = XPCOMUtils.generateNSGetFactory([DirectoryProvider]);
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