path: root/bandwagon/content/ui/overlays/browserOverlayController.js

/* ***** BEGIN LICENSE BLOCK *****
 *   Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is bandwagon.
 *
 * The Initial Developer of the Original Code is
 * David McNamara.
 * Portions created by the Initial Developer are Copyright (C) 2008
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

Bandwagon.Controller.BrowserOverlay = new function() {}

Bandwagon.Controller.BrowserOverlay.initBandwagon = function()
{
    Bandwagon.Controller.BrowserOverlay._removeLoadListener();

    try
    {
        netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");

        var bandwagonService = Components.classes["@addons.mozilla.org/bandwagonservice;1"]
            .getService().wrappedJSObject;

        // We can safely call init() for each new browser window; the service
        // will only be initialized once.

        // TODO should we observe "app-startup" instead?

        bandwagonService.init();

    }
    catch (e)
    {
        Bandwagon.Logger.error("Error initializing bandwagon: " + e);
    }

    // add listener to every page loaded in the browser - listen for our custom bandwagonSubscribe event
    gBrowser.addEventListener("load", Bandwagon.Controller.BrowserOverlay.addSubscribeEventListenerToDocument, true);
}

Bandwagon.Controller.BrowserOverlay.addSubscribeEventListenerToDocument = function(event)
{
    if (event.originalTarget instanceof HTMLDocument)
    {
        var doc = event.originalTarget;

        if (event.originalTarget.defaultView.frameElement)
        {
            while (doc.defaultView.frameElement)
            {
                doc=doc.defaultView.frameElement.ownerDocument;
            }
        }

        doc.addEventListener("bandwagonSubscribe", Bandwagon.Controller.BrowserOverlay.handleSubscribeEvent, true);

        //Bandwagon.Logger.debug("added bandwagonSubscribe listener");
    }
}

Bandwagon.Controller.BrowserOverlay.handleSubscribeEvent = function(event)
{
    if (event.target && event.target.getAttribute("href"))
    {
        var feedURL = event.target.getAttribute("href");

        Bandwagon.Logger.info("Received subscribe event for feed: " + feedURL);

        Bandwagon.Controller.BrowserOverlay._openExtensionManagerFeedsPaneWithSubscribe(feedURL);
    }
    else
    {
        Bandwagon.Logger.error("Missing data payload in bandwagonSubscribe event");
    }
}

Bandwagon.Controller.BrowserOverlay._openExtensionManagerFeedsPaneWithSubscribe = function(feedURL)
{
    const EMTYPE = "Extension:Manager";
    var wm = Components.classes["@mozilla.org/appshell/window-mediator;1"]
        .getService(Components.interfaces.nsIWindowMediator);
    var theEM = wm.getMostRecentWindow(EMTYPE);

    if (theEM)
    {
        // extensions manager window already open - focus, show feeds pane, call doShowFeedPreview

        theEM.focus();
        theEM.showView('bandwagon-feeds');

        setTimeout(function() { Bandwagon.Controller.FeedsPane.doShowFeedPreview(feedURL); }, 500);
    }
    else
    {
        // extensions manager window NOT already open - open with 'subscribe' argument (this will show feeds pane, call doShowFeedPreview)

        const EMURL = "chrome://mozapps/content/extensions/extensions.xul";
        const EMFEATURES = "chrome,menubar,extra-chrome,toolbar,dialog=no,resizable";

        window.openDialog(EMURL, "", EMFEATURES, {subscribe: feedURL});
    }
}

Bandwagon.Controller.BrowserOverlay._removeLoadListener = function()
{
    window.removeEventListener("load", Bandwagon.init, true);
}

Bandwagon.Controller.BrowserOverlay.openFirstRunLandingPage = function()
{
    Bandwagon.Logger.debug("opening firstrun landing page");

    window.setTimeout(function()
    {
        var tab = window.getBrowser().addTab(Bandwagon.FIRSTRUN_LANDING_PAGE);
        window.getBrowser().selectedTab = tab;
    },
    1000);
}

Bandwagon.Controller.BrowserOverlay.showNewFeedItemsAlert = function(feed)
{
    Bandwagon.Logger.debug("in showNewFeedItemsAlert()");

    var bandwagonStrings = document.getElementById("bandwagon-strings");

    var alertsService = Components.classes["@mozilla.org/alerts-service;1"]
        .getService(Components.interfaces.nsIAlertsService);

    var unnotifiedCount = feed.getUnnotifiedFeedItems().length;
    var feedName = (feed.name?feed.name:feed.url);
    var feedURL = feed.url;

    var listener =
    {
        observe: function(subject, topic, data)
        {
            if (topic == "alertclickcallback")
            {
                var feedURL = data;

                const EMTYPE = "Extension:Manager";
                var wm = Components.classes["@mozilla.org/appshell/window-mediator;1"]
                    .getService(Components.interfaces.nsIWindowMediator);
                var theEM = wm.getMostRecentWindow(EMTYPE);

                if (theEM)
                {
                    theEM.focus();
                    theEM.showView('bandwagon-feeds');

                    // if the em is open, select the bandwagon-feeds pane, but don't select the feed itself.
                    // the user will be notified by the unread count in the left hand side bar

                    //theEM.setTimeout(function() { Bandwagon.Controller.FeedsPane._selectFeed(feed); }, 500);
                }
                else
                {
                    const EMURL = "chrome://mozapps/content/extensions/extensions.xul";
                    const EMFEATURES = "chrome,menubar,extra-chrome,toolbar,dialog=no,resizable";

                    // the em is not open - open it, and select this feed

                    if (window)
                        window.openDialog(EMURL, "", EMFEATURES, {selectFeed: feedURL});
                    else
                        Bandwagon.Logger.error("No browser windows open - can't open EM");
                }

            }
        }
    }

    try
    {
        alertsService.showAlertNotification(
                "chrome://bandwagon/skin/images/tango-addonfeed-32x32.png",
                bandwagonStrings.getString("newfeeditems.alert.title"),
                bandwagonStrings.getFormattedString("newfeeditems.alert.text", [feedName]),
                true, 
                feedURL,
                listener
                );
    }
    catch (e)
    {
        Bandwagon.Logger.debug(e);
    }
}

window.addEventListener("load", Bandwagon.Controller.BrowserOverlay.initBandwagon, true);