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/*
* Copyright (c) 2010 Remko Tronçon
* Licensed under the GNU General Public License v3.
* See Documentation/Licenses/GPLv3.txt for more information.
*/
#include "Swiften/Client/CoreClient.h"
#include <boost/bind.hpp>
#include "Swiften/Network/MainBoostIOServiceThread.h"
#include "Swiften/Network/BoostIOServiceThread.h"
#include "Swiften/Client/ClientSession.h"
#include "Swiften/TLS/PlatformTLSContextFactory.h"
#include "Swiften/Network/Connector.h"
#include "Swiften/Network/BoostConnectionFactory.h"
#include "Swiften/Network/BoostTimerFactory.h"
#include "Swiften/TLS/PKCS12Certificate.h"
#include "Swiften/Session/BasicSessionStream.h"
#include "Swiften/Queries/IQRouter.h"
#include "Swiften/Base/IDGenerator.h"
#include "Swiften/Client/ClientSessionStanzaChannel.h"
namespace Swift {
CoreClient::CoreClient(EventLoop* eventLoop, const JID& jid, const String& password) : resolver_(eventLoop), jid_(jid), password_(password), eventLoop(eventLoop), disconnectRequested_(false) {
stanzaChannel_ = new ClientSessionStanzaChannel();
stanzaChannel_->onMessageReceived.connect(boost::ref(onMessageReceived));
stanzaChannel_->onPresenceReceived.connect(boost::ref(onPresenceReceived));
stanzaChannel_->onStanzaAcked.connect(boost::ref(onStanzaAcked));
stanzaChannel_->onAvailableChanged.connect(boost::bind(&CoreClient::handleStanzaChannelAvailableChanged, this, _1));
iqRouter_ = new IQRouter(stanzaChannel_);
connectionFactory_ = new BoostConnectionFactory(&MainBoostIOServiceThread::getInstance().getIOService(), eventLoop);
timerFactory_ = new BoostTimerFactory(&MainBoostIOServiceThread::getInstance().getIOService(), eventLoop);
tlsContextFactory_ = new PlatformTLSContextFactory();
}
CoreClient::~CoreClient() {
if (session_ || connection_) {
std::cerr << "Warning: Client not disconnected properly" << std::endl;
}
delete tlsContextFactory_;
delete timerFactory_;
delete connectionFactory_;
delete iqRouter_;
stanzaChannel_->onAvailableChanged.disconnect(boost::bind(&CoreClient::handleStanzaChannelAvailableChanged, this, _1));
stanzaChannel_->onMessageReceived.disconnect(boost::ref(onMessageReceived));
stanzaChannel_->onPresenceReceived.disconnect(boost::ref(onPresenceReceived));
stanzaChannel_->onStanzaAcked.disconnect(boost::ref(onStanzaAcked));
delete stanzaChannel_;
}
void CoreClient::connect() {
connect(jid_.getDomain());
}
void CoreClient::connect(const JID& jid) {
jid_ = jid;
connect();
}
void CoreClient::connect(const String& host) {
disconnectRequested_ = false;
assert(!connector_);
connector_ = Connector::create(host, &resolver_, connectionFactory_, timerFactory_);
connector_->onConnectFinished.connect(boost::bind(&CoreClient::handleConnectorFinished, this, _1));
connector_->setTimeoutMilliseconds(60*1000);
connector_->start();
}
void CoreClient::handleConnectorFinished(boost::shared_ptr<Connection> connection) {
connector_->onConnectFinished.disconnect(boost::bind(&CoreClient::handleConnectorFinished, this, _1));
connector_.reset();
if (!connection) {
onDisconnected(disconnectRequested_ ? boost::optional<ClientError>() : boost::optional<ClientError>(ClientError::ConnectionError));
}
else {
assert(!connection_);
connection_ = connection;
assert(!sessionStream_);
sessionStream_ = boost::shared_ptr<BasicSessionStream>(new BasicSessionStream(ClientStreamType, connection_, &payloadParserFactories_, &payloadSerializers_, tlsContextFactory_, timerFactory_));
if (!certificate_.isEmpty()) {
sessionStream_->setTLSCertificate(PKCS12Certificate(certificate_, password_));
}
sessionStream_->onDataRead.connect(boost::bind(&CoreClient::handleDataRead, this, _1));
sessionStream_->onDataWritten.connect(boost::bind(&CoreClient::handleDataWritten, this, _1));
sessionStream_->initialize();
session_ = ClientSession::create(jid_, sessionStream_);
stanzaChannel_->setSession(session_);
session_->onFinished.connect(boost::bind(&CoreClient::handleSessionFinished, this, _1));
session_->onNeedCredentials.connect(boost::bind(&CoreClient::handleNeedCredentials, this));
session_->start();
}
}
void CoreClient::disconnect() {
// FIXME: We should be able to do without this boolean. We just have to make sure we can tell the difference between
// connector finishing without a connection due to an error or because of a disconnect.
disconnectRequested_ = true;
if (session_) {
session_->finish();
}
else if (connector_) {
connector_->stop();
}
}
void CoreClient::setCertificate(const String& certificate) {
certificate_ = certificate;
}
void CoreClient::handleSessionFinished(boost::shared_ptr<Error> error) {
session_->onFinished.disconnect(boost::bind(&CoreClient::handleSessionFinished, this, _1));
session_->onNeedCredentials.disconnect(boost::bind(&CoreClient::handleNeedCredentials, this));
session_.reset();
sessionStream_->onDataRead.disconnect(boost::bind(&CoreClient::handleDataRead, this, _1));
sessionStream_->onDataWritten.disconnect(boost::bind(&CoreClient::handleDataWritten, this, _1));
sessionStream_.reset();
connection_->disconnect();
connection_.reset();
boost::optional<ClientError> actualError;
if (error) {
ClientError clientError;
if (boost::shared_ptr<ClientSession::Error> actualError = boost::dynamic_pointer_cast<ClientSession::Error>(error)) {
switch(actualError->type) {
case ClientSession::Error::AuthenticationFailedError:
clientError = ClientError(ClientError::AuthenticationFailedError);
break;
case ClientSession::Error::CompressionFailedError:
clientError = ClientError(ClientError::CompressionFailedError);
break;
case ClientSession::Error::ServerVerificationFailedError:
clientError = ClientError(ClientError::ServerVerificationFailedError);
break;
case ClientSession::Error::NoSupportedAuthMechanismsError:
clientError = ClientError(ClientError::NoSupportedAuthMechanismsError);
break;
case ClientSession::Error::UnexpectedElementError:
clientError = ClientError(ClientError::UnexpectedElementError);
break;
case ClientSession::Error::ResourceBindError:
clientError = ClientError(ClientError::ResourceBindError);
break;
case ClientSession::Error::SessionStartError:
clientError = ClientError(ClientError::SessionStartError);
break;
case ClientSession::Error::TLSError:
clientError = ClientError(ClientError::TLSError);
break;
case ClientSession::Error::TLSClientCertificateError:
clientError = ClientError(ClientError::ClientCertificateError);
break;
}
}
else if (boost::shared_ptr<SessionStream::Error> actualError = boost::dynamic_pointer_cast<SessionStream::Error>(error)) {
switch(actualError->type) {
case SessionStream::Error::ParseError:
clientError = ClientError(ClientError::XMLError);
break;
case SessionStream::Error::TLSError:
clientError = ClientError(ClientError::TLSError);
break;
case SessionStream::Error::InvalidTLSCertificateError:
clientError = ClientError(ClientError::ClientCertificateLoadError);
break;
case SessionStream::Error::ConnectionReadError:
clientError = ClientError(ClientError::ConnectionReadError);
break;
case SessionStream::Error::ConnectionWriteError:
clientError = ClientError(ClientError::ConnectionWriteError);
break;
}
}
actualError = boost::optional<ClientError>(clientError);
}
onDisconnected(actualError);
}
void CoreClient::handleNeedCredentials() {
assert(session_);
session_->sendCredentials(password_);
}
void CoreClient::handleDataRead(const String& data) {
onDataRead(data);
}
void CoreClient::handleDataWritten(const String& data) {
onDataWritten(data);
}
void CoreClient::handleStanzaChannelAvailableChanged(bool available) {
if (available) {
onConnected();
}
}
void CoreClient::sendMessage(boost::shared_ptr<Message> message) {
stanzaChannel_->sendMessage(message);
}
void CoreClient::sendPresence(boost::shared_ptr<Presence> presence) {
stanzaChannel_->sendPresence(presence);
}
bool CoreClient::isActive() const {
return session_ || connector_;
}
}
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Swift