1 /***************************************************************************
2 * Copyright (C) 2005-2014 by the Quassel Project *
3 * devel@quassel-irc.org *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) version 3. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
19 ***************************************************************************/
23 #include "corenetwork.h"
26 #include "coreidentity.h"
27 #include "corenetworkconfig.h"
28 #include "coresession.h"
29 #include "coreuserinputhandler.h"
30 #include "networkevent.h"
32 INIT_SYNCABLE_OBJECT(CoreNetwork)
33 CoreNetwork::CoreNetwork(const NetworkId &networkid, CoreSession *session)
34 : Network(networkid, session),
35 _coreSession(session),
36 _userInputHandler(new CoreUserInputHandler(this)),
37 _autoReconnectCount(0),
38 _quitRequested(false),
40 _previousConnectionAttemptFailed(false),
41 _lastUsedServerIndex(0),
46 _requestedUserModes('-')
48 _autoReconnectTimer.setSingleShot(true);
49 connect(&_socketCloseTimer, SIGNAL(timeout()), this, SLOT(socketCloseTimeout()));
51 setPingInterval(networkConfig()->pingInterval());
52 connect(&_pingTimer, SIGNAL(timeout()), this, SLOT(sendPing()));
54 setAutoWhoDelay(networkConfig()->autoWhoDelay());
55 setAutoWhoInterval(networkConfig()->autoWhoInterval());
57 QHash<QString, QString> channels = coreSession()->persistentChannels(networkId());
58 foreach(QString chan, channels.keys()) {
59 _channelKeys[chan.toLower()] = channels[chan];
62 connect(networkConfig(), SIGNAL(pingTimeoutEnabledSet(bool)), SLOT(enablePingTimeout(bool)));
63 connect(networkConfig(), SIGNAL(pingIntervalSet(int)), SLOT(setPingInterval(int)));
64 connect(networkConfig(), SIGNAL(autoWhoEnabledSet(bool)), SLOT(setAutoWhoEnabled(bool)));
65 connect(networkConfig(), SIGNAL(autoWhoIntervalSet(int)), SLOT(setAutoWhoInterval(int)));
66 connect(networkConfig(), SIGNAL(autoWhoDelaySet(int)), SLOT(setAutoWhoDelay(int)));
68 connect(&_autoReconnectTimer, SIGNAL(timeout()), this, SLOT(doAutoReconnect()));
69 connect(&_autoWhoTimer, SIGNAL(timeout()), this, SLOT(sendAutoWho()));
70 connect(&_autoWhoCycleTimer, SIGNAL(timeout()), this, SLOT(startAutoWhoCycle()));
71 connect(&_tokenBucketTimer, SIGNAL(timeout()), this, SLOT(fillBucketAndProcessQueue()));
73 connect(&socket, SIGNAL(connected()), this, SLOT(socketInitialized()));
74 connect(&socket, SIGNAL(disconnected()), this, SLOT(socketDisconnected()));
75 connect(&socket, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(socketError(QAbstractSocket::SocketError)));
76 connect(&socket, SIGNAL(stateChanged(QAbstractSocket::SocketState)), this, SLOT(socketStateChanged(QAbstractSocket::SocketState)));
77 connect(&socket, SIGNAL(readyRead()), this, SLOT(socketHasData()));
79 connect(&socket, SIGNAL(encrypted()), this, SLOT(socketInitialized()));
80 connect(&socket, SIGNAL(sslErrors(const QList<QSslError> &)), this, SLOT(sslErrors(const QList<QSslError> &)));
82 connect(this, SIGNAL(newEvent(Event *)), coreSession()->eventManager(), SLOT(postEvent(Event *)));
84 if (Quassel::isOptionSet("oidentd")) {
85 connect(this, SIGNAL(socketOpen(const CoreIdentity*, QHostAddress, quint16, QHostAddress, quint16)), Core::instance()->oidentdConfigGenerator(), SLOT(addSocket(const CoreIdentity*, QHostAddress, quint16, QHostAddress, quint16)), Qt::BlockingQueuedConnection);
86 connect(this, SIGNAL(socketDisconnected(const CoreIdentity*, QHostAddress, quint16, QHostAddress, quint16)), Core::instance()->oidentdConfigGenerator(), SLOT(removeSocket(const CoreIdentity*, QHostAddress, quint16, QHostAddress, quint16)));
91 CoreNetwork::~CoreNetwork()
93 if (connectionState() != Disconnected && connectionState() != Network::Reconnecting)
94 disconnectFromIrc(false); // clean up, but this does not count as requested disconnect!
95 disconnect(&socket, 0, this, 0); // this keeps the socket from triggering events during clean up
96 delete _userInputHandler;
100 QString CoreNetwork::channelDecode(const QString &bufferName, const QByteArray &string) const
102 if (!bufferName.isEmpty()) {
103 IrcChannel *channel = ircChannel(bufferName);
105 return channel->decodeString(string);
107 return decodeString(string);
111 QString CoreNetwork::userDecode(const QString &userNick, const QByteArray &string) const
113 IrcUser *user = ircUser(userNick);
115 return user->decodeString(string);
116 return decodeString(string);
120 QByteArray CoreNetwork::channelEncode(const QString &bufferName, const QString &string) const
122 if (!bufferName.isEmpty()) {
123 IrcChannel *channel = ircChannel(bufferName);
125 return channel->encodeString(string);
127 return encodeString(string);
131 QByteArray CoreNetwork::userEncode(const QString &userNick, const QString &string) const
133 IrcUser *user = ircUser(userNick);
135 return user->encodeString(string);
136 return encodeString(string);
140 void CoreNetwork::connectToIrc(bool reconnecting)
142 if (!reconnecting && useAutoReconnect() && _autoReconnectCount == 0) {
143 _autoReconnectTimer.setInterval(autoReconnectInterval() * 1000);
144 if (unlimitedReconnectRetries())
145 _autoReconnectCount = -1;
147 _autoReconnectCount = autoReconnectRetries();
149 if (serverList().isEmpty()) {
150 qWarning() << "Server list empty, ignoring connect request!";
153 CoreIdentity *identity = identityPtr();
155 qWarning() << "Invalid identity configures, ignoring connect request!";
159 // cleaning up old quit reason
162 // use a random server?
163 if (useRandomServer()) {
164 _lastUsedServerIndex = qrand() % serverList().size();
166 else if (_previousConnectionAttemptFailed) {
167 // cycle to next server if previous connection attempt failed
168 displayMsg(Message::Server, BufferInfo::StatusBuffer, "", tr("Connection failed. Cycling to next Server"));
169 if (++_lastUsedServerIndex >= serverList().size()) {
170 _lastUsedServerIndex = 0;
173 _previousConnectionAttemptFailed = false;
175 Server server = usedServer();
176 displayStatusMsg(tr("Connecting to %1:%2...").arg(server.host).arg(server.port));
177 displayMsg(Message::Server, BufferInfo::StatusBuffer, "", tr("Connecting to %1:%2...").arg(server.host).arg(server.port));
179 if (server.useProxy) {
180 QNetworkProxy proxy((QNetworkProxy::ProxyType)server.proxyType, server.proxyHost, server.proxyPort, server.proxyUser, server.proxyPass);
181 socket.setProxy(proxy);
184 socket.setProxy(QNetworkProxy::NoProxy);
189 // Qt caches DNS entries for a minute, resulting in round-robin (e.g. for chat.freenode.net) not working if several users
190 // connect at a similar time. QHostInfo::fromName(), however, always performs a fresh lookup, overwriting the cache entry.
191 QHostInfo::fromName(server.host);
195 CoreIdentity *identity = identityPtr();
197 socket.setLocalCertificate(identity->sslCert());
198 socket.setPrivateKey(identity->sslKey());
200 socket.connectToHostEncrypted(server.host, server.port);
203 socket.connectToHost(server.host, server.port);
206 socket.connectToHost(server.host, server.port);
211 void CoreNetwork::disconnectFromIrc(bool requested, const QString &reason, bool withReconnect)
213 _quitRequested = requested; // see socketDisconnected();
214 if (!withReconnect) {
215 _autoReconnectTimer.stop();
216 _autoReconnectCount = 0; // prohibiting auto reconnect
218 disablePingTimeout();
225 awayMsg = me_->awayMessage();
226 Core::setAwayMessage(userId(), networkId(), awayMsg);
229 if (reason.isEmpty() && identityPtr())
230 _quitReason = identityPtr()->quitReason();
232 _quitReason = reason;
234 displayMsg(Message::Server, BufferInfo::StatusBuffer, "", tr("Disconnecting. (%1)").arg((!requested && !withReconnect) ? tr("Core Shutdown") : _quitReason));
235 switch (socket.state()) {
236 case QAbstractSocket::ConnectedState:
237 userInputHandler()->issueQuit(_quitReason);
238 if (requested || withReconnect) {
239 // the irc server has 10 seconds to close the socket
240 _socketCloseTimer.start(10000);
245 socketDisconnected();
250 void CoreNetwork::userInput(BufferInfo buf, QString msg)
252 userInputHandler()->handleUserInput(buf, msg);
256 void CoreNetwork::putRawLine(QByteArray s)
258 if (_tokenBucket > 0)
265 void CoreNetwork::putCmd(const QString &cmd, const QList<QByteArray> ¶ms, const QByteArray &prefix)
269 if (!prefix.isEmpty())
270 msg += ":" + prefix + " ";
271 msg += cmd.toUpper().toLatin1();
273 for (int i = 0; i < params.size(); i++) {
276 if (i == params.size() - 1 && (params[i].contains(' ') || (!params[i].isEmpty() && params[i][0] == ':')))
286 void CoreNetwork::putCmd(const QString &cmd, const QList<QList<QByteArray>> ¶ms, const QByteArray &prefix)
288 QListIterator<QList<QByteArray>> i(params);
289 while (i.hasNext()) {
290 QList<QByteArray> msg = i.next();
291 putCmd(cmd, msg, prefix);
296 void CoreNetwork::setChannelJoined(const QString &channel)
298 _autoWhoQueue.prepend(channel.toLower()); // prepend so this new chan is the first to be checked
300 Core::setChannelPersistent(userId(), networkId(), channel, true);
301 Core::setPersistentChannelKey(userId(), networkId(), channel, _channelKeys[channel.toLower()]);
305 void CoreNetwork::setChannelParted(const QString &channel)
307 removeChannelKey(channel);
308 _autoWhoQueue.removeAll(channel.toLower());
309 _autoWhoPending.remove(channel.toLower());
311 Core::setChannelPersistent(userId(), networkId(), channel, false);
315 void CoreNetwork::addChannelKey(const QString &channel, const QString &key)
318 removeChannelKey(channel);
321 _channelKeys[channel.toLower()] = key;
326 void CoreNetwork::removeChannelKey(const QString &channel)
328 _channelKeys.remove(channel.toLower());
333 Cipher *CoreNetwork::cipher(const QString &target)
335 if (target.isEmpty())
338 if (!Cipher::neededFeaturesAvailable())
341 CoreIrcChannel *channel = qobject_cast<CoreIrcChannel *>(ircChannel(target));
343 return channel->cipher();
345 CoreIrcUser *user = qobject_cast<CoreIrcUser *>(ircUser(target));
347 return user->cipher();
348 } else if (!isChannelName(target)) {
349 return qobject_cast<CoreIrcUser*>(newIrcUser(target))->cipher();
355 QByteArray CoreNetwork::cipherKey(const QString &target) const
357 CoreIrcChannel *c = qobject_cast<CoreIrcChannel*>(ircChannel(target));
359 return c->cipher()->key();
361 CoreIrcUser *u = qobject_cast<CoreIrcUser*>(ircUser(target));
363 return u->cipher()->key();
369 void CoreNetwork::setCipherKey(const QString &target, const QByteArray &key)
371 CoreIrcChannel *c = qobject_cast<CoreIrcChannel*>(ircChannel(target));
373 c->setEncrypted(c->cipher()->setKey(key));
377 CoreIrcUser *u = qobject_cast<CoreIrcUser*>(ircUser(target));
378 if (!u && !isChannelName(target))
379 u = qobject_cast<CoreIrcUser*>(newIrcUser(target));
382 u->setEncrypted(u->cipher()->setKey(key));
388 bool CoreNetwork::cipherUsesCBC(const QString &target)
390 CoreIrcChannel *c = qobject_cast<CoreIrcChannel*>(ircChannel(target));
392 return c->cipher()->usesCBC();
393 CoreIrcUser *u = qobject_cast<CoreIrcUser*>(ircUser(target));
395 return u->cipher()->usesCBC();
399 #endif /* HAVE_QCA2 */
401 bool CoreNetwork::setAutoWhoDone(const QString &channel)
403 QString chan = channel.toLower();
404 if (_autoWhoPending.value(chan, 0) <= 0)
406 if (--_autoWhoPending[chan] <= 0)
407 _autoWhoPending.remove(chan);
412 void CoreNetwork::setMyNick(const QString &mynick)
414 Network::setMyNick(mynick);
415 if (connectionState() == Network::Initializing)
416 networkInitialized();
420 void CoreNetwork::socketHasData()
422 while (socket.canReadLine()) {
423 QByteArray s = socket.readLine();
424 if (s.endsWith("\r\n"))
426 else if (s.endsWith("\n"))
428 NetworkDataEvent *event = new NetworkDataEvent(EventManager::NetworkIncoming, this, s);
429 #if QT_VERSION >= 0x040700
430 event->setTimestamp(QDateTime::currentDateTimeUtc());
432 event->setTimestamp(QDateTime::currentDateTime().toUTC());
434 emit newEvent(event);
439 void CoreNetwork::socketError(QAbstractSocket::SocketError error)
441 if (_quitRequested && error == QAbstractSocket::RemoteHostClosedError)
444 _previousConnectionAttemptFailed = true;
445 qWarning() << qPrintable(tr("Could not connect to %1 (%2)").arg(networkName(), socket.errorString()));
446 emit connectionError(socket.errorString());
447 displayMsg(Message::Error, BufferInfo::StatusBuffer, "", tr("Connection failure: %1").arg(socket.errorString()));
448 emitConnectionError(socket.errorString());
449 if (socket.state() < QAbstractSocket::ConnectedState) {
450 socketDisconnected();
455 void CoreNetwork::socketInitialized()
457 CoreIdentity *identity = identityPtr();
459 qCritical() << "Identity invalid!";
464 emit socketOpen(identity, localAddress(), localPort(), peerAddress(), peerPort());
466 Server server = usedServer();
468 if (server.useSsl && !socket.isEncrypted())
471 #if QT_VERSION >= 0x040600
472 socket.setSocketOption(QAbstractSocket::KeepAliveOption, true);
475 emit socketInitialized(identity, localAddress(), localPort(), peerAddress(), peerPort());
477 // TokenBucket to avoid sending too much at once
478 _messageDelay = 2200; // this seems to be a safe value (2.2 seconds delay)
480 _tokenBucket = _burstSize; // init with a full bucket
481 _tokenBucketTimer.start(_messageDelay);
483 if (networkInfo().useSasl) {
484 putRawLine(serverEncode(QString("CAP REQ :sasl")));
486 if (!server.password.isEmpty()) {
487 putRawLine(serverEncode(QString("PASS %1").arg(server.password)));
490 if (identity->nicks().isEmpty()) {
492 qWarning() << "CoreNetwork::socketInitialized(): no nicks supplied for identity Id" << identity->id();
495 nick = identity->nicks()[0];
497 putRawLine(serverEncode(QString("NICK :%1").arg(nick)));
498 putRawLine(serverEncode(QString("USER %1 8 * :%2").arg(identity->ident(), identity->realName())));
502 void CoreNetwork::socketDisconnected()
504 disablePingTimeout();
507 _autoWhoCycleTimer.stop();
508 _autoWhoTimer.stop();
509 _autoWhoQueue.clear();
510 _autoWhoPending.clear();
512 _socketCloseTimer.stop();
514 _tokenBucketTimer.stop();
518 foreach(QString channel, me_->channels())
519 displayMsg(Message::Quit, BufferInfo::ChannelBuffer, channel, _quitReason, me_->hostmask());
523 emit disconnected(networkId());
524 emit socketDisconnected(identityPtr(), localAddress(), localPort(), peerAddress(), peerPort());
525 if (_quitRequested) {
526 _quitRequested = false;
527 setConnectionState(Network::Disconnected);
528 Core::setNetworkConnected(userId(), networkId(), false);
530 else if (_autoReconnectCount != 0) {
531 setConnectionState(Network::Reconnecting);
532 if (_autoReconnectCount == -1 || _autoReconnectCount == autoReconnectRetries())
533 doAutoReconnect(); // first try is immediate
535 _autoReconnectTimer.start();
540 void CoreNetwork::socketStateChanged(QAbstractSocket::SocketState socketState)
542 Network::ConnectionState state;
543 switch (socketState) {
544 case QAbstractSocket::UnconnectedState:
545 state = Network::Disconnected;
547 case QAbstractSocket::HostLookupState:
548 case QAbstractSocket::ConnectingState:
549 state = Network::Connecting;
551 case QAbstractSocket::ConnectedState:
552 state = Network::Initializing;
554 case QAbstractSocket::ClosingState:
555 state = Network::Disconnecting;
558 state = Network::Disconnected;
560 setConnectionState(state);
564 void CoreNetwork::networkInitialized()
566 setConnectionState(Network::Initialized);
568 _quitRequested = false;
570 if (useAutoReconnect()) {
572 _autoReconnectCount = unlimitedReconnectRetries() ? -1 : autoReconnectRetries();
575 // restore away state
576 QString awayMsg = Core::awayMessage(userId(), networkId());
577 if (!awayMsg.isEmpty())
578 userInputHandler()->handleAway(BufferInfo(), Core::awayMessage(userId(), networkId()));
584 if (networkConfig()->autoWhoEnabled()) {
585 _autoWhoCycleTimer.start();
586 _autoWhoTimer.start();
587 startAutoWhoCycle(); // FIXME wait for autojoin to be completed
590 Core::bufferInfo(userId(), networkId(), BufferInfo::StatusBuffer); // create status buffer
591 Core::setNetworkConnected(userId(), networkId(), true);
595 void CoreNetwork::sendPerform()
597 BufferInfo statusBuf = BufferInfo::fakeStatusBuffer(networkId());
600 if (useAutoIdentify() && !autoIdentifyService().isEmpty() && !autoIdentifyPassword().isEmpty()) {
601 userInputHandler()->handleMsg(statusBuf, QString("%1 IDENTIFY %2").arg(autoIdentifyService(), autoIdentifyPassword()));
604 // restore old user modes if server default mode is set.
607 if (!me_->userModes().isEmpty()) {
611 connect(me_, SIGNAL(userModesSet(QString)), this, SLOT(restoreUserModes()));
612 connect(me_, SIGNAL(userModesAdded(QString)), this, SLOT(restoreUserModes()));
617 foreach(QString line, perform()) {
618 if (!line.isEmpty()) userInput(statusBuf, line);
621 // rejoin channels we've been in
622 if (rejoinChannels()) {
623 QStringList channels, keys;
624 foreach(QString chan, coreSession()->persistentChannels(networkId()).keys()) {
625 QString key = channelKey(chan);
626 if (!key.isEmpty()) {
627 channels.prepend(chan);
631 channels.append(chan);
634 QString joinString = QString("%1 %2").arg(channels.join(",")).arg(keys.join(",")).trimmed();
635 if (!joinString.isEmpty())
636 userInputHandler()->handleJoin(statusBuf, joinString);
641 void CoreNetwork::restoreUserModes()
646 disconnect(me_, SIGNAL(userModesSet(QString)), this, SLOT(restoreUserModes()));
647 disconnect(me_, SIGNAL(userModesAdded(QString)), this, SLOT(restoreUserModes()));
649 QString modesDelta = Core::userModes(userId(), networkId());
650 QString currentModes = me_->userModes();
652 QString addModes, removeModes;
653 if (modesDelta.contains('-')) {
654 addModes = modesDelta.section('-', 0, 0);
655 removeModes = modesDelta.section('-', 1);
658 addModes = modesDelta;
661 addModes.remove(QRegExp(QString("[%1]").arg(currentModes)));
662 if (currentModes.isEmpty())
663 removeModes = QString();
665 removeModes.remove(QRegExp(QString("[^%1]").arg(currentModes)));
667 if (addModes.isEmpty() && removeModes.isEmpty())
670 if (!addModes.isEmpty())
671 addModes = '+' + addModes;
672 if (!removeModes.isEmpty())
673 removeModes = '-' + removeModes;
675 // don't use InputHandler::handleMode() as it keeps track of our persistent mode changes
676 putRawLine(serverEncode(QString("MODE %1 %2%3").arg(me_->nick()).arg(addModes).arg(removeModes)));
680 void CoreNetwork::updateIssuedModes(const QString &requestedModes)
686 for (int i = 0; i < requestedModes.length(); i++) {
687 if (requestedModes[i] == '+') {
691 if (requestedModes[i] == '-') {
696 addModes += requestedModes[i];
699 removeModes += requestedModes[i];
703 QString addModesOld = _requestedUserModes.section('-', 0, 0);
704 QString removeModesOld = _requestedUserModes.section('-', 1);
706 addModes.remove(QRegExp(QString("[%1]").arg(addModesOld))); // deduplicate
707 addModesOld.remove(QRegExp(QString("[%1]").arg(removeModes))); // update
708 addModes += addModesOld;
710 removeModes.remove(QRegExp(QString("[%1]").arg(removeModesOld))); // deduplicate
711 removeModesOld.remove(QRegExp(QString("[%1]").arg(addModes))); // update
712 removeModes += removeModesOld;
714 _requestedUserModes = QString("%1-%2").arg(addModes).arg(removeModes);
718 void CoreNetwork::updatePersistentModes(QString addModes, QString removeModes)
720 QString persistentUserModes = Core::userModes(userId(), networkId());
722 QString requestedAdd = _requestedUserModes.section('-', 0, 0);
723 QString requestedRemove = _requestedUserModes.section('-', 1);
725 QString persistentAdd, persistentRemove;
726 if (persistentUserModes.contains('-')) {
727 persistentAdd = persistentUserModes.section('-', 0, 0);
728 persistentRemove = persistentUserModes.section('-', 1);
731 persistentAdd = persistentUserModes;
734 // remove modes we didn't issue
735 if (requestedAdd.isEmpty())
736 addModes = QString();
738 addModes.remove(QRegExp(QString("[^%1]").arg(requestedAdd)));
740 if (requestedRemove.isEmpty())
741 removeModes = QString();
743 removeModes.remove(QRegExp(QString("[^%1]").arg(requestedRemove)));
746 persistentAdd.remove(QRegExp(QString("[%1]").arg(addModes)));
747 persistentRemove.remove(QRegExp(QString("[%1]").arg(removeModes)));
750 persistentAdd.remove(QRegExp(QString("[%1]").arg(removeModes)));
751 persistentRemove.remove(QRegExp(QString("[%1]").arg(addModes)));
753 // update issued mode list
754 requestedAdd.remove(QRegExp(QString("[%1]").arg(addModes)));
755 requestedRemove.remove(QRegExp(QString("[%1]").arg(removeModes)));
756 _requestedUserModes = QString("%1-%2").arg(requestedAdd).arg(requestedRemove);
758 persistentAdd += addModes;
759 persistentRemove += removeModes;
760 Core::setUserModes(userId(), networkId(), QString("%1-%2").arg(persistentAdd).arg(persistentRemove));
764 void CoreNetwork::resetPersistentModes()
766 _requestedUserModes = QString('-');
767 Core::setUserModes(userId(), networkId(), QString());
771 void CoreNetwork::setUseAutoReconnect(bool use)
773 Network::setUseAutoReconnect(use);
775 _autoReconnectTimer.stop();
779 void CoreNetwork::setAutoReconnectInterval(quint32 interval)
781 Network::setAutoReconnectInterval(interval);
782 _autoReconnectTimer.setInterval(interval * 1000);
786 void CoreNetwork::setAutoReconnectRetries(quint16 retries)
788 Network::setAutoReconnectRetries(retries);
789 if (_autoReconnectCount != 0) {
790 if (unlimitedReconnectRetries())
791 _autoReconnectCount = -1;
793 _autoReconnectCount = autoReconnectRetries();
798 void CoreNetwork::doAutoReconnect()
800 if (connectionState() != Network::Disconnected && connectionState() != Network::Reconnecting) {
801 qWarning() << "CoreNetwork::doAutoReconnect(): Cannot reconnect while not being disconnected!";
804 if (_autoReconnectCount > 0 || _autoReconnectCount == -1)
805 _autoReconnectCount--; // -2 means we delay the next reconnect
810 void CoreNetwork::sendPing()
812 uint now = QDateTime::currentDateTime().toTime_t();
813 if (_pingCount != 0) {
814 qDebug() << "UserId:" << userId() << "Network:" << networkName() << "missed" << _pingCount << "pings."
815 << "BA:" << socket.bytesAvailable() << "BTW:" << socket.bytesToWrite();
817 if ((int)_pingCount >= networkConfig()->maxPingCount() && now - _lastPingTime <= (uint)(_pingTimer.interval() / 1000) + 1) {
818 // the second check compares the actual elapsed time since the last ping and the pingTimer interval
819 // if the interval is shorter then the actual elapsed time it means that this thread was somehow blocked
820 // and unable to even handle a ping answer. So we ignore those misses.
821 disconnectFromIrc(false, QString("No Ping reply in %1 seconds.").arg(_pingCount * _pingTimer.interval() / 1000), true /* withReconnect */);
826 // Don't send pings until the network is initialized
828 userInputHandler()->handlePing(BufferInfo(), QString());
833 void CoreNetwork::enablePingTimeout(bool enable)
836 disablePingTimeout();
839 if (networkConfig()->pingTimeoutEnabled())
845 void CoreNetwork::disablePingTimeout()
853 void CoreNetwork::setPingInterval(int interval)
855 _pingTimer.setInterval(interval * 1000);
859 /******** AutoWHO ********/
861 void CoreNetwork::startAutoWhoCycle()
863 if (!_autoWhoQueue.isEmpty()) {
864 _autoWhoCycleTimer.stop();
867 _autoWhoQueue = channels();
871 void CoreNetwork::setAutoWhoDelay(int delay)
873 _autoWhoTimer.setInterval(delay * 1000);
877 void CoreNetwork::setAutoWhoInterval(int interval)
879 _autoWhoCycleTimer.setInterval(interval * 1000);
883 void CoreNetwork::setAutoWhoEnabled(bool enabled)
885 if (enabled && isConnected() && !_autoWhoTimer.isActive())
886 _autoWhoTimer.start();
888 _autoWhoTimer.stop();
889 _autoWhoCycleTimer.stop();
894 void CoreNetwork::sendAutoWho()
896 // Don't send autowho if there are still some pending
897 if (_autoWhoPending.count())
900 while (!_autoWhoQueue.isEmpty()) {
901 QString chan = _autoWhoQueue.takeFirst();
902 IrcChannel *ircchan = ircChannel(chan);
903 if (!ircchan) continue;
904 if (networkConfig()->autoWhoNickLimit() > 0 && ircchan->ircUsers().count() >= networkConfig()->autoWhoNickLimit())
906 _autoWhoPending[chan]++;
907 putRawLine("WHO " + serverEncode(chan));
910 if (_autoWhoQueue.isEmpty() && networkConfig()->autoWhoEnabled() && !_autoWhoCycleTimer.isActive()) {
911 // Timer was stopped, means a new cycle is due immediately
912 _autoWhoCycleTimer.start();
919 void CoreNetwork::sslErrors(const QList<QSslError> &sslErrors)
922 socket.ignoreSslErrors();
923 // TODO errorhandling
929 void CoreNetwork::fillBucketAndProcessQueue()
931 if (_tokenBucket < _burstSize) {
935 while (_msgQueue.size() > 0 && _tokenBucket > 0) {
936 writeToSocket(_msgQueue.takeFirst());
941 void CoreNetwork::writeToSocket(const QByteArray &data)
944 socket.write("\r\n");
949 Network::Server CoreNetwork::usedServer() const
951 if (_lastUsedServerIndex < serverList().count())
952 return serverList()[_lastUsedServerIndex];
954 if (!serverList().isEmpty())
955 return serverList()[0];
957 return Network::Server();
961 void CoreNetwork::requestConnect() const
963 if (connectionState() != Disconnected) {
964 qWarning() << "Requesting connect while already being connected!";
967 QMetaObject::invokeMethod(const_cast<CoreNetwork *>(this), "connectToIrc", Qt::QueuedConnection);
971 void CoreNetwork::requestDisconnect() const
973 if (connectionState() == Disconnected) {
974 qWarning() << "Requesting disconnect while not being connected!";
977 userInputHandler()->handleQuit(BufferInfo(), QString());
981 void CoreNetwork::requestSetNetworkInfo(const NetworkInfo &info)
983 Network::Server currentServer = usedServer();
984 setNetworkInfo(info);
985 Core::updateNetwork(coreSession()->user(), info);
987 // the order of the servers might have changed,
988 // so we try to find the previously used server
989 _lastUsedServerIndex = 0;
990 for (int i = 0; i < serverList().count(); i++) {
991 Network::Server server = serverList()[i];
992 if (server.host == currentServer.host && server.port == currentServer.port) {
993 _lastUsedServerIndex = i;
1000 QList<QList<QByteArray>> CoreNetwork::splitMessage(const QString &cmd, const QString &message, std::function<QList<QByteArray>(QString &)> cmdGenerator)
1002 QString wrkMsg(message);
1003 QList<QList<QByteArray>> msgsToSend;
1005 // do while (wrkMsg.size() > 0)
1007 // First, check to see if the whole message can be sent at once. The
1008 // cmdGenerator function is passed in by the caller and is used to encode
1009 // and encrypt (if applicable) the message, since different callers might
1010 // want to use different encoding or encode different values.
1011 int splitPos = wrkMsg.size();
1012 QList<QByteArray> initialSplitMsgEnc = cmdGenerator(wrkMsg);
1013 int initialOverrun = userInputHandler()->lastParamOverrun(cmd, initialSplitMsgEnc);
1015 if (initialOverrun) {
1016 // If the message was too long to be sent, first try splitting it along
1017 // word boundaries with QTextBoundaryFinder.
1018 QString splitMsg(wrkMsg);
1019 QTextBoundaryFinder qtbf(QTextBoundaryFinder::Word, splitMsg);
1020 qtbf.setPosition(initialSplitMsgEnc[1].size() - initialOverrun);
1021 QList<QByteArray> splitMsgEnc;
1022 int overrun = initialOverrun;
1025 splitPos = qtbf.toPreviousBoundary();
1027 // splitPos==-1 means the QTBF couldn't find a split point at all and
1028 // splitPos==0 means the QTBF could only find a boundary at the beginning of
1029 // the string. Neither one of these works for us.
1031 // If a split point could be found, split the message there, calculate the
1032 // overrun, and continue with the loop.
1033 splitMsg = splitMsg.left(splitPos);
1034 splitMsgEnc = cmdGenerator(splitMsg);
1035 overrun = userInputHandler()->lastParamOverrun(cmd, splitMsgEnc);
1038 // If a split point could not be found (the beginning of the message
1039 // is reached without finding a split point short enough to send) and we
1040 // are still in Word mode, switch to Grapheme mode. We also need to restore
1041 // the full wrkMsg to splitMsg, since splitMsg may have been cut down during
1042 // the previous attempt to find a split point.
1043 if (qtbf.type() == QTextBoundaryFinder::Word) {
1045 splitPos = splitMsg.size();
1046 QTextBoundaryFinder graphemeQtbf(QTextBoundaryFinder::Grapheme, splitMsg);
1047 graphemeQtbf.setPosition(initialSplitMsgEnc[1].size() - initialOverrun);
1048 qtbf = graphemeQtbf;
1051 // If the QTBF fails to find a split point in Grapheme mode, we give up.
1052 // This should never happen, but it should be handled anyway.
1053 qWarning() << "Unexpected failure to split message!";
1059 // Once a message of sendable length has been found, remove it from the wrkMsg and
1060 // add it to the list of messages to be sent.
1061 wrkMsg.remove(0, splitPos);
1062 msgsToSend.append(splitMsgEnc);
1065 // If the entire remaining message is short enough to be sent all at once, remove
1066 // it from the wrkMsg and add it to the list of messages to be sent.
1067 wrkMsg.remove(0, splitPos);
1068 msgsToSend.append(initialSplitMsgEnc);
1070 } while (wrkMsg.size() > 0);