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/*
* Copyright (c) 2010-2017 Isode Limited.
* All rights reserved.
* See the COPYING file for more information.
*/
#pragma once
#include <memory>
#include <string>
#include <boost/signals2.hpp>
#include <Swiften/Base/API.h>
#include <Swiften/Base/Error.h>
#include <Swiften/Elements/Stanza.h>
#include <Swiften/Elements/ToplevelElement.h>
#include <Swiften/JID/JID.h>
#include <Swiften/Session/SessionStream.h>
namespace Swift {
class CryptoProvider;
class SWIFTEN_API ComponentSession : public std::enable_shared_from_this<ComponentSession> {
public:
enum State {
Initial,
WaitingForStreamStart,
Authenticating,
Initialized,
Finishing,
Finished
};
struct Error : public Swift::Error {
enum Type {
AuthenticationFailedError,
UnexpectedElementError
} type;
Error(Type type) : type(type) {}
};
~ComponentSession();
static std::shared_ptr<ComponentSession> create(const JID& jid, const std::string& secret, std::shared_ptr<SessionStream> stream, CryptoProvider* crypto) {
return std::shared_ptr<ComponentSession>(new ComponentSession(jid, secret, stream, crypto));
}
State getState() const {
return state;
}
void start();
void finish();
void sendStanza(std::shared_ptr<Stanza>);
public:
boost::signals2::signal<void ()> onInitialized;
boost::signals2::signal<void (std::shared_ptr<Swift::Error>)> onFinished;
boost::signals2::signal<void (std::shared_ptr<Stanza>)> onStanzaReceived;
private:
ComponentSession(const JID& jid, const std::string& secret, std::shared_ptr<SessionStream>, CryptoProvider*);
void finishSession(Error::Type error);
void finishSession(std::shared_ptr<Swift::Error> error);
void sendStreamHeader();
void handleElement(std::shared_ptr<ToplevelElement>);
void handleStreamStart(const ProtocolHeader&);
void handleStreamClosed(std::shared_ptr<Swift::Error>);
bool checkState(State);
private:
JID jid;
std::string secret;
std::shared_ptr<SessionStream> stream;
CryptoProvider* crypto;
std::shared_ptr<Swift::Error> error;
State state;
};
}
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