| // Copyright 2014 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 COMPONENTS_SIGNIN_CORE_BROWSER_SIGNIN_COOKIE_CHANGE_SUBSCRIPTION_H_ |
| #define COMPONENTS_SIGNIN_CORE_BROWSER_SIGNIN_COOKIE_CHANGE_SUBSCRIPTION_H_ |
| |
| #include <memory> |
| #include <string> |
| |
| #include "base/macros.h" |
| #include "base/memory/scoped_refptr.h" |
| #include "base/memory/weak_ptr.h" |
| #include "base/threading/thread_checker.h" |
| #include "components/signin/core/browser/signin_client.h" |
| #include "net/cookies/cookie_change_dispatcher.h" |
| #include "net/url_request/url_request_context_getter.h" |
| |
| // The subscription for cookie changes. This class lives on the main thread. |
| class SigninCookieChangeSubscription |
| : public SigninClient::CookieChangeSubscription, |
| public base::SupportsWeakPtr<SigninCookieChangeSubscription> { |
| public: |
| // Creates a cookie change subscription and registers for cookie changed |
| // events. |
| SigninCookieChangeSubscription( |
| scoped_refptr<net::URLRequestContextGetter> context_getter, |
| const GURL& url, |
| const std::string& name, |
| net::CookieChangeCallback callback); |
| ~SigninCookieChangeSubscription() override; |
| |
| private: |
| // Holder of a cookie store cookie changed subscription. |
| struct SubscriptionHolder { |
| std::unique_ptr<net::CookieChangeSubscription> subscription; |
| SubscriptionHolder(); |
| ~SubscriptionHolder(); |
| }; |
| |
| // Adds a callback for cookie changed events. This method is called on the |
| // network thread, so it is safe to access the cookie store. |
| static void RegisterForCookieChangesOnIOThread( |
| scoped_refptr<net::URLRequestContextGetter> context_getter, |
| const GURL url, |
| const std::string name, |
| net::CookieChangeCallback callback, |
| SigninCookieChangeSubscription::SubscriptionHolder* |
| out_subscription_holder); |
| |
| void RegisterForCookieChangeNotifications(const GURL& url, |
| const std::string& name); |
| |
| // Posts a task on the |proxy| task runner that calls |OnCookieChange| on |
| // |subscription|. |
| // Note that this method is called on the network thread, so |subscription| |
| // must not be used here, it is only passed around. |
| static void RunAsyncOnCookieChange( |
| scoped_refptr<base::TaskRunner> proxy, |
| base::WeakPtr<SigninCookieChangeSubscription> subscription, |
| const net::CanonicalCookie& cookie, |
| net::CookieChangeCause cause); |
| |
| // Handler for cookie change events. |
| void OnCookieChange(const net::CanonicalCookie& cookie, |
| net::CookieChangeCause cause); |
| |
| // The context getter. |
| scoped_refptr<net::URLRequestContextGetter> context_getter_; |
| |
| // The holder of a cookie changed subscription. Must be destroyed on the |
| // network thread. |
| std::unique_ptr<SubscriptionHolder> subscription_holder_io_; |
| |
| // Callback to be run on cookie changed events. |
| net::CookieChangeCallback callback_; |
| |
| THREAD_CHECKER(thread_checker_); |
| |
| DISALLOW_COPY_AND_ASSIGN(SigninCookieChangeSubscription); |
| }; |
| |
| #endif // COMPONENTS_SIGNIN_CORE_BROWSER_SIGNIN_COOKIE_CHANGE_SUBSCRIPTION_H_ |