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/*
* Copyright 2011 The WebRTC Project Authors. All rights reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef WEBRTC_LIBJINGLE_XMPP_HANGOUTPUBSUBCLIENT_H_
#define WEBRTC_LIBJINGLE_XMPP_HANGOUTPUBSUBCLIENT_H_
#include <map>
#include <memory>
#include <string>
#include <vector>
#include "webrtc/libjingle/xmpp/jid.h"
#include "webrtc/libjingle/xmpp/pubsubclient.h"
#include "webrtc/libjingle/xmpp/pubsubstateclient.h"
#include "webrtc/base/sigslot.h"
#include "webrtc/base/sigslotrepeater.h"
// Gives a high-level API for MUC call PubSub needs such as
// presenter state, recording state, mute state, and remote mute.
namespace buzz {
class Jid;
class XmlElement;
class XmppTaskParentInterface;
// A client tied to a specific MUC jid and local nick. Provides ways
// to get updates and publish state and events. Must call
// RequestAll() to start getting updates.
class HangoutPubSubClient : public sigslot::has_slots<> {
public:
HangoutPubSubClient(XmppTaskParentInterface* parent,
const Jid& mucjid,
const std::string& nick);
~HangoutPubSubClient();
const Jid& mucjid() const { return mucjid_; }
const std::string& nick() const { return nick_; }
// Requests all of the different states and subscribes for updates.
// Responses and updates will be signalled via the various signals.
void RequestAll();
// Signal (nick, was_presenting, is_presenting)
sigslot::signal3<const std::string&, bool, bool> SignalPresenterStateChange;
// Signal (nick, was_muted, is_muted)
sigslot::signal3<const std::string&, bool, bool> SignalAudioMuteStateChange;
// Signal (nick, was_muted, is_muted)
sigslot::signal3<const std::string&, bool, bool> SignalVideoMuteStateChange;
// Signal (nick, was_paused, is_paused)
sigslot::signal3<const std::string&, bool, bool> SignalVideoPauseStateChange;
// Signal (nick, was_recording, is_recording)
sigslot::signal3<const std::string&, bool, bool> SignalRecordingStateChange;
// Signal (mutee_nick, muter_nick, should_mute_locally)
sigslot::signal3<const std::string&,
const std::string&,
bool> SignalRemoteMute;
// Signal (blockee_nick, blocker_nick)
sigslot::signal2<const std::string&, const std::string&> SignalMediaBlock;
// Signal (node, error stanza)
sigslot::signal2<const std::string&, const XmlElement*> SignalRequestError;
// On each of these, provide a task_id_out to get the task_id, which
// can be correlated to the error and result signals.
void PublishPresenterState(
bool presenting, std::string* task_id_out = NULL);
void PublishAudioMuteState(
bool muted, std::string* task_id_out = NULL);
void PublishVideoMuteState(
bool muted, std::string* task_id_out = NULL);
void PublishVideoPauseState(
bool paused, std::string* task_id_out = NULL);
void PublishRecordingState(
bool recording, std::string* task_id_out = NULL);
void RemoteMute(
const std::string& mutee_nick, std::string* task_id_out = NULL);
void BlockMedia(
const std::string& blockee_nick, std::string* task_id_out = NULL);
// Signal task_id
sigslot::signal1<const std::string&> SignalPublishAudioMuteResult;
sigslot::signal1<const std::string&> SignalPublishVideoMuteResult;
sigslot::signal1<const std::string&> SignalPublishVideoPauseResult;
sigslot::signal1<const std::string&> SignalPublishPresenterResult;
sigslot::signal1<const std::string&> SignalPublishRecordingResult;
// Signal (task_id, mutee_nick)
sigslot::signal2<const std::string&,
const std::string&> SignalRemoteMuteResult;
// Signal (task_id, blockee_nick)
sigslot::signal2<const std::string&,
const std::string&> SignalMediaBlockResult;
// Signal (task_id, error stanza)
sigslot::signal2<const std::string&,
const XmlElement*> SignalPublishAudioMuteError;
sigslot::signal2<const std::string&,
const XmlElement*> SignalPublishVideoMuteError;
sigslot::signal2<const std::string&,
const XmlElement*> SignalPublishVideoPauseError;
sigslot::signal2<const std::string&,
const XmlElement*> SignalPublishPresenterError;
sigslot::signal2<const std::string&,
const XmlElement*> SignalPublishRecordingError;
sigslot::signal2<const std::string&,
const XmlElement*> SignalPublishMediaBlockError;
// Signal (task_id, mutee_nick, error stanza)
sigslot::signal3<const std::string&,
const std::string&,
const XmlElement*> SignalRemoteMuteError;
// Signal (task_id, blockee_nick, error stanza)
sigslot::signal3<const std::string&,
const std::string&,
const XmlElement*> SignalMediaBlockError;
private:
void OnPresenterRequestError(PubSubClient* client,
const XmlElement* stanza);
void OnMediaRequestError(PubSubClient* client,
const XmlElement* stanza);
void OnPresenterStateChange(const PubSubStateChange<bool>& change);
void OnPresenterPublishResult(const std::string& task_id,
const XmlElement* item);
void OnPresenterPublishError(const std::string& task_id,
const XmlElement* item,
const XmlElement* stanza);
void OnAudioMuteStateChange(const PubSubStateChange<bool>& change);
void OnAudioMutePublishResult(const std::string& task_id,
const XmlElement* item);
void OnAudioMutePublishError(const std::string& task_id,
const XmlElement* item,
const XmlElement* stanza);
void OnVideoMuteStateChange(const PubSubStateChange<bool>& change);
void OnVideoMutePublishResult(const std::string& task_id,
const XmlElement* item);
void OnVideoMutePublishError(const std::string& task_id,
const XmlElement* item,
const XmlElement* stanza);
void OnVideoPauseStateChange(const PubSubStateChange<bool>& change);
void OnVideoPausePublishResult(const std::string& task_id,
const XmlElement* item);
void OnVideoPausePublishError(const std::string& task_id,
const XmlElement* item,
const XmlElement* stanza);
void OnRecordingStateChange(const PubSubStateChange<bool>& change);
void OnRecordingPublishResult(const std::string& task_id,
const XmlElement* item);
void OnRecordingPublishError(const std::string& task_id,
const XmlElement* item,
const XmlElement* stanza);
void OnMediaBlockStateChange(const PubSubStateChange<bool>& change);
void OnMediaBlockPublishResult(const std::string& task_id,
const XmlElement* item);
void OnMediaBlockPublishError(const std::string& task_id,
const XmlElement* item,
const XmlElement* stanza);
Jid mucjid_;
std::string nick_;
std::unique_ptr<PubSubClient> media_client_;
std::unique_ptr<PubSubClient> presenter_client_;
std::unique_ptr<PubSubStateClient<bool> > presenter_state_client_;
std::unique_ptr<PubSubStateClient<bool> > audio_mute_state_client_;
std::unique_ptr<PubSubStateClient<bool> > video_mute_state_client_;
std::unique_ptr<PubSubStateClient<bool> > video_pause_state_client_;
std::unique_ptr<PubSubStateClient<bool> > recording_state_client_;
std::unique_ptr<PubSubStateClient<bool> > media_block_state_client_;
};
} // namespace buzz
#endif // WEBRTC_LIBJINGLE_XMPP_HANGOUTPUBSUBCLIENT_H_