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583e47bb3f
--HG-- rename : dom/apps/tests/file_app.sjs => dom/datastore/tests/file_app.sjs rename : dom/apps/tests/file_hosted_app.template.webapp => dom/datastore/tests/file_app.template.webapp
116 lines
3.1 KiB
JavaScript
116 lines
3.1 KiB
JavaScript
/* -*- Mode: js2; js2-basic-offset: 2; indent-tabs-mode: nil; -*- */
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/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
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/* 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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'use strict'
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/* static functions */
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let DEBUG = 0;
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let debug;
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if (DEBUG)
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debug = function (s) { dump('DEBUG DataStore: ' + s + '\n'); }
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else
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debug = function (s) {}
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const {classes: Cc, interfaces: Ci, utils: Cu, results: Cr} = Components;
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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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Cu.import('resource://gre/modules/DataStore.jsm');
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/* DataStoreService */
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const DATASTORESERVICE_CID = Components.ID('{d193d0e2-c677-4a7b-bb0a-19155b470f2e}');
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function DataStoreService() {
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debug('DataStoreService Constructor');
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let obs = Services.obs;
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if (!obs) {
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debug("DataStore Error: observer-service is null!");
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return;
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}
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obs.addObserver(this, 'webapps-clear-data', false);
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}
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DataStoreService.prototype = {
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// Hash of DataStores
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stores: {},
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installDataStore: function(aAppId, aName, aOwner, aReadOnly) {
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debug('installDataStore - appId: ' + aAppId + ', aName: ' + aName +
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', aOwner:' + aOwner + ', aReadOnly: ' + aReadOnly);
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if (aName in this.stores && aAppId in this.stores[aName]) {
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debug('This should not happen');
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return;
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}
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let store = new DataStore(aAppId, aName, aOwner, aReadOnly);
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if (!(aName in this.stores)) {
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this.stores[aName] = {};
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}
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this.stores[aName][aAppId] = store;
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},
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getDataStores: function(aWindow, aName) {
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debug('getDataStores - aName: ' + aName);
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let self = this;
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return new aWindow.Promise(function(resolve, reject) {
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let results = [];
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if (aName in self.stores) {
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for (let appId in self.stores[aName]) {
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let obj = self.stores[aName][appId].exposeObject(aWindow);
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results.push(obj);
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}
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}
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resolve(results);
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});
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},
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observe: function observe(aSubject, aTopic, aData) {
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debug('getDataStores - aTopic: ' + aTopic);
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if (aTopic != 'webapps-clear-data') {
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return;
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}
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let params =
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aSubject.QueryInterface(Ci.mozIApplicationClearPrivateDataParams);
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// DataStore is explosed to apps, not browser content.
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if (params.browserOnly) {
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return;
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}
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for (let key in this.stores) {
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if (params.appId in this.stores[key]) {
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delete this.stores[key][params.appId];
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}
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if (!this.stores[key].length) {
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delete this.stores[key];
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}
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}
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},
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classID : DATASTORESERVICE_CID,
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QueryInterface: XPCOMUtils.generateQI([Ci.nsIDataStoreService,
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Ci.nsIObserver]),
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classInfo: XPCOMUtils.generateCI({
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classID: DATASTORESERVICE_CID,
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contractID: '@mozilla.org/datastore-service;1',
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interfaces: [Ci.nsIDataStoreService, Ci.nsIObserver],
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flags: Ci.nsIClassInfo.SINGLETON
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})
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};
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this.NSGetFactory = XPCOMUtils.generateNSGetFactory([DataStoreService]);
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