/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");

// Constants

const {utils: Cu, interfaces: Ci, classes: Cc, results: Cr} = Components;
Cu.import("resource://gre/modules/Services.jsm");

const CONTENT_HANDLING_URL = "chrome://mozapps/content/handling/dialog.xul";
const STRINGBUNDLE_URL = "chrome://mozapps/locale/handling/handling.properties";

// nsContentDispatchChooser class

function nsContentDispatchChooser()
{
}

nsContentDispatchChooser.prototype =
{
  classID: Components.ID("e35d5067-95bc-4029-8432-e8f1e431148d"),

  // nsIContentDispatchChooser

  ask: function ask(aHandler, aWindowContext, aURI, aReason)
  {
    var window = null;
    try {
      if (aWindowContext)
        window = aWindowContext.getInterface(Ci.nsIDOMWindow);
    } catch (e) { /* it's OK to not have a window */ }

    var sbs = Cc["@mozilla.org/intl/stringbundle;1"].
              getService(Ci.nsIStringBundleService);
    var bundle = sbs.createBundle(STRINGBUNDLE_URL);

    var xai = Cc["@mozilla.org/xre/app-info;1"].
              getService(Ci.nsIXULAppInfo);
    // TODO when this is hooked up for content, we will need different strings
    //      for most of these
    var arr = [bundle.GetStringFromName("protocol.title"),
               "",
               bundle.GetStringFromName("protocol.description"),
               bundle.GetStringFromName("protocol.choices.label"),
               bundle.formatStringFromName("protocol.checkbox.label",
                                           [aURI.scheme], 1),
               bundle.GetStringFromName("protocol.checkbox.accesskey"),
               bundle.formatStringFromName("protocol.checkbox.extra",
                                           [xai.name], 1)];

    var params = Cc["@mozilla.org/array;1"].createInstance(Ci.nsIMutableArray);
    let SupportsString = Components.Constructor(
                           "@mozilla.org/supports-string;1",
                           "nsISupportsString");
    for (let text of arr) {
      let string = new SupportsString;
      string.data = text;
      params.appendElement(string, false);
    }
    params.appendElement(aHandler, false);
    params.appendElement(aURI, false);
    params.appendElement(aWindowContext, false);

    var features = "chrome,dialog=yes,resizable,centerscreen";
    if (Services.prefs.getBoolPref("prompts.content_handling_dialog_modal.enabled")) {
      features += ",modal";
    } else {
      features += ",dependent";
    }

    var ww = Cc["@mozilla.org/embedcomp/window-watcher;1"].
             getService(Ci.nsIWindowWatcher);
    ww.openWindow(window, CONTENT_HANDLING_URL, null, features, params);
  },

  // nsISupports

  QueryInterface: XPCOMUtils.generateQI([Ci.nsIContentDispatchChooser])
};

// Module

var components = [nsContentDispatchChooser];

this.NSGetFactory = XPCOMUtils.generateNSGetFactory(components);
