Issue 5835 - Add some notification related message handlers

messageResponder.js

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-present eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 10 matching lines @@
 
 (function(global)
 {
   const {port} = require("messaging");
   const {Prefs} = require("prefs");
   const {Utils} = require("utils");
   const {FilterStorage} = require("filterStorage");
   const {FilterNotifier} = require("filterNotifier");
   const {defaultMatcher} = require("matcher");
   const {Notification: NotificationStorage} = require("notification");
+  const {getActiveNotification, shouldDisplay} = require("notificationHelper");
 
   const {Filter, BlockingFilter, RegExpFilter} = require("filterClasses");
   const {Synchronizer} = require("synchronizer");
 
   const info = require("info");
   const {
     Subscription,
     DownloadableSubscription,
     SpecialSubscription
   } = require("subscriptionClasses");
@@ skipping 294 matching lines @@
   });
 
   port.on("prefs.toggle", (message, sender) =>
   {
     if (message.key == "notifications_ignoredcategories")
       return NotificationStorage.toggleIgnoreCategory("*");
 
     return Prefs[message.key] = !Prefs[message.key];
   });
 
+  port.on("notifications.get", (message, sender) =>
+  {
+    let notification = getActiveNotification();
+
+    if (!notification ||
+        "displayMethod" in message &&
+        !shouldDisplay(message.displayMethod, notification.type))
+      return;
+
+    let texts = NotificationStorage.getLocalizedTexts(notification,
+                                                      message.locale);
+    return Object.assign({texts}, notification);
+  });
+
   port.on("subscriptions.add", (message, sender) =>
   {
     let subscription = Subscription.fromURL(message.url);
     if (message.confirm)
     {
       if ("title" in message)
         subscription.title = message.title;
       if ("homepage" in message)
         subscription.homepage = message.homepage;
 
@@ skipping 59 matching lines @@
     if (message.url)
       subscriptions = [Subscription.fromURL(message.url)];
 
     for (let subscription of subscriptions)
     {
       if (subscription instanceof DownloadableSubscription)
         Synchronizer.execute(subscription, true);
     }
   });
 })(this);