michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: const Ci = Components.interfaces;
michael@0: const Cu = Components.utils;
michael@0: const Cc = Components.classes;
michael@0: 
michael@0: Cu.import("resource://gre/modules/XPCOMUtils.jsm");
michael@0: Cu.import("resource://gre/modules/Services.jsm");
michael@0: 
michael@0: XPCOMUtils.defineLazyServiceGetter(this, "gSystemMessenger",
michael@0:                                    "@mozilla.org/system-message-internal;1",
michael@0:                                    "nsISystemMessagesInternal");
michael@0: 
michael@0: XPCOMUtils.defineLazyServiceGetter(this, "uuidGenerator",
michael@0:                                    "@mozilla.org/uuid-generator;1",
michael@0:                                    "nsIUUIDGenerator");
michael@0: 
michael@0: XPCOMUtils.defineLazyServiceGetter(this, "notificationStorage",
michael@0:                                    "@mozilla.org/notificationStorage;1",
michael@0:                                    "nsINotificationStorage");
michael@0: 
michael@0: 
michael@0: XPCOMUtils.defineLazyGetter(this, "cpmm", function() {
michael@0:   return Cc["@mozilla.org/childprocessmessagemanager;1"]
michael@0:            .getService(Ci.nsIMessageSender);
michael@0: });
michael@0: 
michael@0: function debug(str) {
michael@0:   dump("=*= AlertsService.js : " + str + "\n");
michael@0: }
michael@0: 
michael@0: // -----------------------------------------------------------------------
michael@0: // Alerts Service
michael@0: // -----------------------------------------------------------------------
michael@0: 
michael@0: function AlertsService() {
michael@0:   cpmm.addMessageListener("app-notification-return", this);
michael@0: }
michael@0: 
michael@0: AlertsService.prototype = {
michael@0:   classID: Components.ID("{fe33c107-82a4-41d6-8c64-5353267e04c9}"),
michael@0:   QueryInterface: XPCOMUtils.generateQI([Ci.nsIAlertsService,
michael@0:                                          Ci.nsIAppNotificationService]),
michael@0: 
michael@0:   // nsIAlertsService
michael@0:   showAlertNotification: function showAlertNotification(aImageUrl,
michael@0:                                                         aTitle,
michael@0:                                                         aText,
michael@0:                                                         aTextClickable,
michael@0:                                                         aCookie,
michael@0:                                                         aAlertListener,
michael@0:                                                         aName,
michael@0:                                                         aBidi,
michael@0:                                                         aLang) {
michael@0:     let browser = Services.wm.getMostRecentWindow("navigator:browser");
michael@0:     browser.AlertsHelper.showAlertNotification(aImageUrl, aTitle, aText,
michael@0:                                                aTextClickable, aCookie,
michael@0:                                                aAlertListener, aName, aBidi,
michael@0:                                                aLang);
michael@0:   },
michael@0: 
michael@0:   closeAlert: function(aName) {
michael@0:     let browser = Services.wm.getMostRecentWindow("navigator:browser");
michael@0:     browser.AlertsHelper.closeAlert(aName);
michael@0:   },
michael@0: 
michael@0:   // nsIAppNotificationService
michael@0:   showAppNotification: function showAppNotification(aImageURL,
michael@0:                                                     aTitle,
michael@0:                                                     aText,
michael@0:                                                     aAlertListener,
michael@0:                                                     aDetails) {
michael@0:     let uid = (aDetails.id == "") ?
michael@0:           "app-notif-" + uuidGenerator.generateUUID() : aDetails.id;
michael@0: 
michael@0:     this._listeners[uid] = {
michael@0:       observer: aAlertListener,
michael@0:       title: aTitle,
michael@0:       text: aText,
michael@0:       manifestURL: aDetails.manifestURL,
michael@0:       imageURL: aImageURL,
michael@0:       lang: aDetails.lang || undefined,
michael@0:       id: aDetails.id || undefined,
michael@0:       dbId: aDetails.dbId || undefined,
michael@0:       dir: aDetails.dir || undefined,
michael@0:       tag: aDetails.tag || undefined
michael@0:     };
michael@0: 
michael@0:     cpmm.sendAsyncMessage("app-notification-send", {
michael@0:       imageURL: aImageURL,
michael@0:       title: aTitle,
michael@0:       text: aText,
michael@0:       uid: uid,
michael@0:       details: aDetails
michael@0:     });
michael@0:   },
michael@0: 
michael@0:   // AlertsService.js custom implementation
michael@0:   _listeners: [],
michael@0: 
michael@0:   receiveMessage: function receiveMessage(aMessage) {
michael@0:     let data = aMessage.data;
michael@0:     let listener = this._listeners[data.uid];
michael@0:     if (aMessage.name !== "app-notification-return" || !listener) {
michael@0:       return;
michael@0:     }
michael@0: 
michael@0:     let topic = data.topic;
michael@0: 
michael@0:     try {
michael@0:       listener.observer.observe(null, topic, null);
michael@0:     } catch (e) {
michael@0:       // It seems like there is no callbacks anymore, forward the click on
michael@0:       // notification via a system message containing the title/text/icon of
michael@0:       // the notification so the app get a change to react.
michael@0:       if (data.target) {
michael@0:         gSystemMessenger.sendMessage("notification", {
michael@0:             title: listener.title,
michael@0:             body: listener.text,
michael@0:             imageURL: listener.imageURL,
michael@0:             lang: listener.lang,
michael@0:             dir: listener.dir,
michael@0:             id: listener.id,
michael@0:             tag: listener.tag,
michael@0:             dbId: listener.dbId
michael@0:           },
michael@0:           Services.io.newURI(data.target, null, null),
michael@0:           Services.io.newURI(listener.manifestURL, null, null));
michael@0:       }
michael@0:     }
michael@0: 
michael@0:     // we're done with this notification
michael@0:     if (topic === "alertfinished") {
michael@0:       if (listener.dbId) {
michael@0:         notificationStorage.delete(listener.manifestURL, listener.dbId);
michael@0:       }
michael@0:       delete this._listeners[data.uid];
michael@0:     }
michael@0:   }
michael@0: };
michael@0: 
michael@0: this.NSGetFactory = XPCOMUtils.generateNSGetFactory([AlertsService]);