Revert 98938 - Migrate Obsolete NotificationsSettings and remove content_settings::NotificationsP...

chrome/browser/notifications/desktop_notification_service.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_NOTIFICATIONS_DESKTOP_NOTIFICATION_SERVICE_H_
 #define CHROME_BROWSER_NOTIFICATIONS_DESKTOP_NOTIFICATION_SERVICE_H_
 #pragma once
 
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/string16.h"
+#include "chrome/browser/content_settings/content_settings_notification_provider.h"
 #include "chrome/browser/content_settings/content_settings_provider.h"
-#include "chrome/browser/content_settings/host_content_settings_map.h"
+#include "chrome/browser/prefs/pref_change_registrar.h"
 #include "chrome/browser/profiles/profile_keyed_service.h"
 #include "chrome/common/content_settings.h"
 #include "content/common/notification_observer.h"
 #include "content/common/notification_registrar.h"
 #include "googleurl/src/gurl.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebNotificationPresenter.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebTextDirection.h"
 
-class ContentSettingsPattern;
 class Extension;
 class Notification;
 class NotificationDelegate;
 class NotificationUIManager;
+class NotificationsPrefsCache;
 class PrefService;
 class Profile;
 class TabContents;
 struct DesktopNotificationHostMsg_Show_Params;
 
 // The DesktopNotificationService is an object, owned by the Profile,
 // which provides the creation of desktop "toasts" to web pages and workers.
 class DesktopNotificationService : public NotificationObserver,
                                    public ProfileKeyedService {
  public:
@@ skipping 34 matching lines @@
 
   // Methods to setup and modify permission preferences.
   void GrantPermission(const GURL& origin);
   void DenyPermission(const GURL& origin);
 
   // NotificationObserver implementation.
   virtual void Observe(int type,
                        const NotificationSource& source,
                        const NotificationDetails& details);
 
+  NotificationsPrefsCache* prefs_cache() { return prefs_cache_; }
+
   // Creates a data:xxxx URL which contains the full HTML for a notification
   // using supplied icon, title, and text, run through a template which contains
   // the standard formatting for notifications.
   static string16 CreateDataUrl(const GURL& icon_url,
                                 const string16& title,
                                 const string16& body,
                                 WebKit::WebTextDirection dir);
 
   // Creates a data:xxxx URL which contains the full HTML for a notification
   // using resource template which contains the standard formatting for
   // notifications.
   static string16 CreateDataUrl(int resource,
                                 const std::vector<std::string>& subst);
 
   // The default content setting determines how to handle origins that haven't
   // been allowed or denied yet.
   ContentSetting GetDefaultContentSetting();
   void SetDefaultContentSetting(ContentSetting setting);
   bool IsDefaultContentSettingManaged() const;
 
   // NOTE: This should only be called on the UI thread.
   void ResetToDefaultContentSetting();
 
-  // Returns all notifications settings. |settings| is cleared before
-  // notifications setting are passed to it.
-  void GetNotificationsSettings(
-      HostContentSettingsMap::SettingsForOneType* settings);
+  // Returns all origins that explicitly have been allowed.
+  std::vector<GURL> GetAllowedOrigins();
 
-  // Clears the notifications setting for the given pattern.
-  void ClearSetting(const ContentSettingsPattern& pattern);
+  // Returns all origins that explicitly have been denied.
+  std::vector<GURL> GetBlockedOrigins();
+
+  // Removes an origin from the "explicitly allowed" set.
+  void ResetAllowedOrigin(const GURL& origin);
+
+  // Removes an origin from the "explicitly denied" set.
+  void ResetBlockedOrigin(const GURL& origin);
 
   // Clears the sets of explicitly allowed and denied origins.
   void ResetAllOrigins();
 
+  static void RegisterUserPrefs(PrefService* user_prefs);
+
   ContentSetting GetContentSetting(const GURL& origin);
 
   // Checks to see if a given origin has permission to create desktop
   // notifications.
   WebKit::WebNotificationPresenter::Permission
       HasPermission(const GURL& origin);
 
  private:
+  void InitPrefs();
   void StartObserving();
   void StopObserving();
 
+  void OnPrefsChanged(const std::string& pref_name);
+
   // Takes a notification object and shows it in the UI.
   void ShowNotification(const Notification& notification);
 
   // Returns a display name for an origin, to be used in permission infobar
   // or on the frame of the notification toast.  Different from the origin
   // itself when dealing with extensions.
   string16 DisplayNameForOrigin(const GURL& origin);
 
   // Notifies the observers when permissions settings change.
   void NotifySettingsChange();
 
   // The profile which owns this object.
   Profile* profile_;
 
+  // A cache of preferences which is accessible only on the IO thread
+  // to service synchronous IPCs.
+  scoped_refptr<NotificationsPrefsCache> prefs_cache_;
+
   // Non-owned pointer to the notification manager which manages the
   // UI for desktop toasts.
   NotificationUIManager* ui_manager_;
 
+  scoped_ptr<content_settings::NotificationProvider> provider_;
+
+  PrefChangeRegistrar prefs_registrar_;
   NotificationRegistrar notification_registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(DesktopNotificationService);
 };
 
 #endif  // CHROME_BROWSER_NOTIFICATIONS_DESKTOP_NOTIFICATION_SERVICE_H_