| // Copyright 2015 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 REMOTING_HOST_GCD_NOTIFICATION_SUBSCRIBER_H_ |
| #define REMOTING_HOST_GCD_NOTIFICATION_SUBSCRIBER_H_ |
| |
| #include <memory> |
| #include <string> |
| #include <vector> |
| |
| #include "base/macros.h" |
| #include "remoting/signaling/signal_strategy.h" |
| |
| namespace remoting { |
| |
| class IqSender; |
| class IqRequest; |
| |
| // An object that subscribes to push notifications using an XMPP |
| // channel. The notifications themselves are ignored, but creating a |
| // subscription is necessary, e.g., for GCD to see a device as online. |
| class PushNotificationSubscriber : public SignalStrategy::Listener { |
| public: |
| struct Subscription { |
| Subscription(); |
| ~Subscription(); |
| |
| std::string channel; |
| std::string from; |
| }; |
| |
| typedef std::vector<Subscription> SubscriptionList; |
| |
| PushNotificationSubscriber(SignalStrategy* signal_strategy, |
| const SubscriptionList& subscriptions); |
| ~PushNotificationSubscriber() override; |
| |
| private: |
| // SignalStrategy::Listener interface. |
| void OnSignalStrategyStateChange(SignalStrategy::State state) override; |
| bool OnSignalStrategyIncomingStanza(const buzz::XmlElement* stanza) override; |
| |
| void Subscribe(const Subscription& subscription); |
| void OnSubscriptionResult(IqRequest* request, |
| const buzz::XmlElement* response); |
| |
| SignalStrategy* signal_strategy_; |
| SubscriptionList subscriptions_; |
| std::unique_ptr<IqSender> iq_sender_; |
| std::unique_ptr<IqRequest> iq_request_; |
| |
| DISALLOW_COPY_AND_ASSIGN(PushNotificationSubscriber); |
| }; |
| |
| } // namespace remoting |
| |
| #endif // REMOTING_HOST_GCD_NOTIFICATION_SUBSCRIBER_H_ |