src/core/coresession.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-2014 by the Quassel Project                        *
   3  *   devel@quassel-irc.org                                                 *
   4  *                                                                         *
   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.                                           *
   9  *                                                                         *
  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.                          *
  14  *                                                                         *
  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  ***************************************************************************/
  20
  21 #include "coresession.h"
  22
  23 #include <QtScript>
  24
  25 #include "core.h"
  26 #include "coreuserinputhandler.h"
  27 #include "corebuffersyncer.h"
  28 #include "corebacklogmanager.h"
  29 #include "corebufferviewmanager.h"
  30 #include "coreeventmanager.h"
  31 #include "coreidentity.h"
  32 #include "coreignorelistmanager.h"
  33 #include "coreirclisthelper.h"
  34 #include "corenetwork.h"
  35 #include "corenetworkconfig.h"
  36 #include "coresessioneventprocessor.h"
  37 #include "coreusersettings.h"
  38 #include "ctcpparser.h"
  39 #include "eventstringifier.h"
  40 #include "internalpeer.h"
  41 #include "ircchannel.h"
  42 #include "ircparser.h"
  43 #include "ircuser.h"
  44 #include "logger.h"
  45 #include "messageevent.h"
  46 #include "remotepeer.h"
  47 #include "storage.h"
  48 #include "util.h"
  49
  50
  51 class ProcessMessagesEvent : public QEvent
  52 {
  53 public:
  54     ProcessMessagesEvent() : QEvent(QEvent::User) {}
  55 };
  56
  57
  58 CoreSession::CoreSession(UserId uid, bool restoreState, QObject *parent)
  59     : QObject(parent),
  60     _user(uid),
  61     _signalProxy(new SignalProxy(SignalProxy::Server, this)),
  62     _aliasManager(this),
  63     _bufferSyncer(new CoreBufferSyncer(this)),
  64     _backlogManager(new CoreBacklogManager(this)),
  65     _bufferViewManager(new CoreBufferViewManager(_signalProxy, this)),
  66     _ircListHelper(new CoreIrcListHelper(this)),
  67     _networkConfig(new CoreNetworkConfig("GlobalNetworkConfig", this)),
  68     _coreInfo(this),
  69     _eventManager(new CoreEventManager(this)),
  70     _eventStringifier(new EventStringifier(this)),
  71     _sessionEventProcessor(new CoreSessionEventProcessor(this)),
  72     _ctcpParser(new CtcpParser(this)),
  73     _ircParser(new IrcParser(this)),
  74     scriptEngine(new QScriptEngine(this)),
  75     _processMessages(false),
  76     _ignoreListManager(this)
  77 {
  78     SignalProxy *p = signalProxy();
  79     p->setHeartBeatInterval(30);
  80     p->setMaxHeartBeatCount(60); // 30 mins until we throw a dead socket out
  81
  82     connect(p, SIGNAL(peerRemoved(Peer*)), SLOT(removeClient(Peer*)));
  83
  84     connect(p, SIGNAL(connected()), SLOT(clientsConnected()));
  85     connect(p, SIGNAL(disconnected()), SLOT(clientsDisconnected()));
  86
  87     p->attachSlot(SIGNAL(sendInput(BufferInfo, QString)), this, SLOT(msgFromClient(BufferInfo, QString)));
  88     p->attachSignal(this, SIGNAL(displayMsg(Message)));
  89     p->attachSignal(this, SIGNAL(displayStatusMsg(QString, QString)));
  90
  91     p->attachSignal(this, SIGNAL(identityCreated(const Identity &)));
  92     p->attachSignal(this, SIGNAL(identityRemoved(IdentityId)));
  93     p->attachSlot(SIGNAL(createIdentity(const Identity &, const QVariantMap &)), this, SLOT(createIdentity(const Identity &, const QVariantMap &)));
  94     p->attachSlot(SIGNAL(removeIdentity(IdentityId)), this, SLOT(removeIdentity(IdentityId)));
  95
  96     p->attachSignal(this, SIGNAL(networkCreated(NetworkId)));
  97     p->attachSignal(this, SIGNAL(networkRemoved(NetworkId)));
  98     p->attachSlot(SIGNAL(createNetwork(const NetworkInfo &, const QStringList &)), this, SLOT(createNetwork(const NetworkInfo &, const QStringList &)));
  99     p->attachSlot(SIGNAL(removeNetwork(NetworkId)), this, SLOT(removeNetwork(NetworkId)));
 100
 101     loadSettings();
 102     initScriptEngine();
 103
 104     eventManager()->registerObject(ircParser(), EventManager::NormalPriority);
 105     eventManager()->registerObject(sessionEventProcessor(), EventManager::HighPriority); // needs to process events *before* the stringifier!
 106     eventManager()->registerObject(ctcpParser(), EventManager::NormalPriority);
 107     eventManager()->registerObject(eventStringifier(), EventManager::NormalPriority);
 108     eventManager()->registerObject(this, EventManager::LowPriority); // for sending MessageEvents to the client
 109     // some events need to be handled after msg generation
 110     eventManager()->registerObject(sessionEventProcessor(), EventManager::LowPriority, "lateProcess");
 111     eventManager()->registerObject(ctcpParser(), EventManager::LowPriority, "send");
 112
 113     // periodically save our session state
 114     connect(&(Core::instance()->syncTimer()), SIGNAL(timeout()), this, SLOT(saveSessionState()));
 115
 116     p->synchronize(_bufferSyncer);
 117     p->synchronize(&aliasManager());
 118     p->synchronize(_backlogManager);
 119     p->synchronize(ircListHelper());
 120     p->synchronize(networkConfig());
 121     p->synchronize(&_coreInfo);
 122     p->synchronize(&_ignoreListManager);
 123     // Restore session state
 124     if (restoreState)
 125         restoreSessionState();
 126
 127     emit initialized();
 128 }
 129
 130
 131 CoreSession::~CoreSession()
 132 {
 133     saveSessionState();
 134     foreach(CoreNetwork *net, _networks.values()) {
 135         delete net;
 136     }
 137 }
 138
 139
 140 CoreNetwork *CoreSession::network(NetworkId id) const
 141 {
 142     if (_networks.contains(id)) return _networks[id];
 143     return 0;
 144 }
 145
 146
 147 CoreIdentity *CoreSession::identity(IdentityId id) const
 148 {
 149     if (_identities.contains(id)) return _identities[id];
 150     return 0;
 151 }
 152
 153
 154 void CoreSession::loadSettings()
 155 {
 156     CoreUserSettings s(user());
 157
 158     // migrate to db
 159     QList<IdentityId> ids = s.identityIds();
 160     QList<NetworkInfo> networkInfos = Core::networks(user());
 161     foreach(IdentityId id, ids) {
 162         CoreIdentity identity(s.identity(id));
 163         IdentityId newId = Core::createIdentity(user(), identity);
 164         QList<NetworkInfo>::iterator networkIter = networkInfos.begin();
 165         while (networkIter != networkInfos.end()) {
 166             if (networkIter->identity == id) {
 167                 networkIter->identity = newId;
 168                 Core::updateNetwork(user(), *networkIter);
 169                 networkIter = networkInfos.erase(networkIter);
 170             }
 171             else {
 172                 networkIter++;
 173             }
 174         }
 175         s.removeIdentity(id);
 176     }
 177     // end of migration
 178
 179     foreach(CoreIdentity identity, Core::identities(user())) {
 180         createIdentity(identity);
 181     }
 182
 183     foreach(NetworkInfo info, Core::networks(user())) {
 184         createNetwork(info);
 185     }
 186 }
 187
 188
 189 void CoreSession::saveSessionState() const
 190 {
 191     _bufferSyncer->storeDirtyIds();
 192     _bufferViewManager->saveBufferViews();
 193     _networkConfig->save();
 194 }
 195
 196
 197 void CoreSession::restoreSessionState()
 198 {
 199     QList<NetworkId> nets = Core::connectedNetworks(user());
 200     CoreNetwork *net = 0;
 201     foreach(NetworkId id, nets) {
 202         net = network(id);
 203         Q_ASSERT(net);
 204         net->connectToIrc();
 205     }
 206 }
 207
 208
 209 void CoreSession::addClient(RemotePeer *peer)
 210 {
 211     peer->dispatch(sessionState());
 212     signalProxy()->addPeer(peer);
 213 }
 214
 215
 216 void CoreSession::addClient(InternalPeer *peer)
 217 {
 218     signalProxy()->addPeer(peer);
 219     emit sessionState(sessionState());
 220 }
 221
 222
 223 void CoreSession::removeClient(Peer *peer)
 224 {
 225     RemotePeer *p = qobject_cast<RemotePeer *>(peer);
 226     if (p)
 227         quInfo() << qPrintable(tr("Client")) << p->description() << qPrintable(tr("disconnected (UserId: %1).").arg(user().toInt()));
 228 }
 229
 230
 231 QHash<QString, QString> CoreSession::persistentChannels(NetworkId id) const
 232 {
 233     return Core::persistentChannels(user(), id);
 234 }
 235
 236
 237 // FIXME switch to BufferId
 238 void CoreSession::msgFromClient(BufferInfo bufinfo, QString msg)
 239 {
 240     CoreNetwork *net = network(bufinfo.networkId());
 241     if (net) {
 242         net->userInput(bufinfo, msg);
 243     }
 244     else {
 245         qWarning() << "Trying to send to unconnected network:" << msg;
 246     }
 247 }
 248
 249
 250 // ALL messages coming pass through these functions before going to the GUI.
 251 // So this is the perfect place for storing the backlog and log stuff.
 252 void CoreSession::recvMessageFromServer(NetworkId networkId, Message::Type type, BufferInfo::Type bufferType,
 253     const QString &target, const QString &text_, const QString &sender, Message::Flags flags)
 254 {
 255     // U+FDD0 and U+FDD1 are special characters for Qt's text engine, specifically they mark the boundaries of
 256     // text frames in a QTextDocument. This might lead to problems in widgets displaying QTextDocuments (such as
 257     // KDE's notifications), hence we remove those just to be safe.
 258     QString text = text_;
 259     text.remove(QChar(0xfdd0)).remove(QChar(0xfdd1));
 260     RawMessage rawMsg(networkId, type, bufferType, target, text, sender, flags);
 261
 262     // check for HardStrictness ignore
 263     CoreNetwork *currentNetwork = network(networkId);
 264     QString networkName = currentNetwork ? currentNetwork->networkName() : QString("");
 265     if (_ignoreListManager.match(rawMsg, networkName) == IgnoreListManager::HardStrictness)
 266         return;
 267
 268     _messageQueue << rawMsg;
 269     if (!_processMessages) {
 270         _processMessages = true;
 271         QCoreApplication::postEvent(this, new ProcessMessagesEvent());
 272     }
 273 }
 274
 275
 276 void CoreSession::recvStatusMsgFromServer(QString msg)
 277 {
 278     CoreNetwork *net = qobject_cast<CoreNetwork *>(sender());
 279     Q_ASSERT(net);
 280     emit displayStatusMsg(net->networkName(), msg);
 281 }
 282
 283
 284 void CoreSession::processMessageEvent(MessageEvent *event)
 285 {
 286     recvMessageFromServer(event->networkId(), event->msgType(), event->bufferType(),
 287         event->target().isNull() ? "" : event->target(),
 288         event->text().isNull() ? "" : event->text(),
 289         event->sender().isNull() ? "" : event->sender(),
 290         event->msgFlags());
 291 }
 292
 293
 294 QList<BufferInfo> CoreSession::buffers() const
 295 {
 296     return Core::requestBuffers(user());
 297 }
 298
 299
 300 void CoreSession::customEvent(QEvent *event)
 301 {
 302     if (event->type() != QEvent::User)
 303         return;
 304
 305     processMessages();
 306     event->accept();
 307 }
 308
 309
 310 void CoreSession::processMessages()
 311 {
 312     if (_messageQueue.count() == 1) {
 313         const RawMessage &rawMsg = _messageQueue.first();
 314         bool createBuffer = !(rawMsg.flags & Message::Redirected);
 315         BufferInfo bufferInfo = Core::bufferInfo(user(), rawMsg.networkId, rawMsg.bufferType, rawMsg.target, createBuffer);
 316         if (!bufferInfo.isValid()) {
 317             Q_ASSERT(!createBuffer);
 318             bufferInfo = Core::bufferInfo(user(), rawMsg.networkId, BufferInfo::StatusBuffer, "");
 319         }
 320         Message msg(bufferInfo, rawMsg.type, rawMsg.text, rawMsg.sender, rawMsg.flags);
 321         if(Core::storeMessage(msg))
 322             emit displayMsg(msg);
 323     }
 324     else {
 325         QHash<NetworkId, QHash<QString, BufferInfo> > bufferInfoCache;
 326         MessageList messages;
 327         QList<RawMessage> redirectedMessages; // list of Messages which don't enforce a buffer creation
 328         BufferInfo bufferInfo;
 329         for (int i = 0; i < _messageQueue.count(); i++) {
 330             const RawMessage &rawMsg = _messageQueue.at(i);
 331             if (bufferInfoCache.contains(rawMsg.networkId) && bufferInfoCache[rawMsg.networkId].contains(rawMsg.target)) {
 332                 bufferInfo = bufferInfoCache[rawMsg.networkId][rawMsg.target];
 333             }
 334             else {
 335                 bool createBuffer = !(rawMsg.flags & Message::Redirected);
 336                 bufferInfo = Core::bufferInfo(user(), rawMsg.networkId, rawMsg.bufferType, rawMsg.target, createBuffer);
 337                 if (!bufferInfo.isValid()) {
 338                     Q_ASSERT(!createBuffer);
 339                     redirectedMessages << rawMsg;
 340                     continue;
 341                 }
 342                 bufferInfoCache[rawMsg.networkId][rawMsg.target] = bufferInfo;
 343             }
 344             Message msg(bufferInfo, rawMsg.type, rawMsg.text, rawMsg.sender, rawMsg.flags);
 345             messages << msg;
 346         }
 347
 348         // recheck if there exists a buffer to store a redirected message in
 349         for (int i = 0; i < redirectedMessages.count(); i++) {
 350             const RawMessage &rawMsg = redirectedMessages.at(i);
 351             if (bufferInfoCache.contains(rawMsg.networkId) && bufferInfoCache[rawMsg.networkId].contains(rawMsg.target)) {
 352                 bufferInfo = bufferInfoCache[rawMsg.networkId][rawMsg.target];
 353             }
 354             else {
 355                 // no luck -> we store them in the StatusBuffer
 356                 bufferInfo = Core::bufferInfo(user(), rawMsg.networkId, BufferInfo::StatusBuffer, "");
 357                 // add the StatusBuffer to the Cache in case there are more Messages for the original target
 358                 bufferInfoCache[rawMsg.networkId][rawMsg.target] = bufferInfo;
 359             }
 360             Message msg(bufferInfo, rawMsg.type, rawMsg.text, rawMsg.sender, rawMsg.flags);
 361             messages << msg;
 362         }
 363
 364         if(Core::storeMessages(messages)) {
 365             // FIXME: extend protocol to a displayMessages(MessageList)
 366             for (int i = 0; i < messages.count(); i++) {
 367                 emit displayMsg(messages[i]);
 368             }
 369         }
 370     }
 371     _processMessages = false;
 372     _messageQueue.clear();
 373 }
 374
 375
 376 Protocol::SessionState CoreSession::sessionState() const
 377 {
 378     QVariantList bufferInfos;
 379     QVariantList networkIds;
 380     QVariantList identities;
 381
 382     foreach(const BufferInfo &id, buffers())
 383         bufferInfos << QVariant::fromValue(id);
 384     foreach(const NetworkId &id, _networks.keys())
 385         networkIds << QVariant::fromValue(id);
 386     foreach(const Identity *i, _identities.values())
 387         identities << QVariant::fromValue(*i);
 388
 389     return Protocol::SessionState(identities, bufferInfos, networkIds);
 390 }
 391
 392
 393 void CoreSession::initScriptEngine()
 394 {
 395     signalProxy()->attachSlot(SIGNAL(scriptRequest(QString)), this, SLOT(scriptRequest(QString)));
 396     signalProxy()->attachSignal(this, SIGNAL(scriptResult(QString)));
 397
 398     // FIXME
 399     //QScriptValue storage_ = scriptEngine->newQObject(storage);
 400     //scriptEngine->globalObject().setProperty("storage", storage_);
 401 }
 402
 403
 404 void CoreSession::scriptRequest(QString script)
 405 {
 406     emit scriptResult(scriptEngine->evaluate(script).toString());
 407 }
 408
 409
 410 /*** Identity Handling ***/
 411 void CoreSession::createIdentity(const Identity &identity, const QVariantMap &additional)
 412 {
 413 #ifndef HAVE_SSL
 414     Q_UNUSED(additional)
 415 #endif
 416
 417     CoreIdentity coreIdentity(identity);
 418 #ifdef HAVE_SSL
 419     if (additional.contains("KeyPem"))
 420         coreIdentity.setSslKey(additional["KeyPem"].toByteArray());
 421     if (additional.contains("CertPem"))
 422         coreIdentity.setSslCert(additional["CertPem"].toByteArray());
 423 #endif
 424     qDebug() << Q_FUNC_INFO;
 425     IdentityId id = Core::createIdentity(user(), coreIdentity);
 426     if (!id.isValid())
 427         return;
 428     else
 429         createIdentity(coreIdentity);
 430 }
 431
 432
 433 void CoreSession::createIdentity(const CoreIdentity &identity)
 434 {
 435     CoreIdentity *coreIdentity = new CoreIdentity(identity, this);
 436     _identities[identity.id()] = coreIdentity;
 437     // CoreIdentity has its own synchronize method since its "private" sslManager needs to be synced as well
 438     coreIdentity->synchronize(signalProxy());
 439     connect(coreIdentity, SIGNAL(updated()), this, SLOT(updateIdentityBySender()));
 440     emit identityCreated(*coreIdentity);
 441 }
 442
 443
 444 void CoreSession::updateIdentityBySender()
 445 {
 446     CoreIdentity *identity = qobject_cast<CoreIdentity *>(sender());
 447     if (!identity)
 448         return;
 449     Core::updateIdentity(user(), *identity);
 450 }
 451
 452
 453 void CoreSession::removeIdentity(IdentityId id)
 454 {
 455     CoreIdentity *identity = _identities.take(id);
 456     if (identity) {
 457         emit identityRemoved(id);
 458         Core::removeIdentity(user(), id);
 459         identity->deleteLater();
 460     }
 461 }
 462
 463
 464 /*** Network Handling ***/
 465
 466 void CoreSession::createNetwork(const NetworkInfo &info_, const QStringList &persistentChans)
 467 {
 468     NetworkInfo info = info_;
 469     int id;
 470
 471     if (!info.networkId.isValid())
 472         Core::createNetwork(user(), info);
 473
 474     if (!info.networkId.isValid()) {
 475         qWarning() << qPrintable(tr("CoreSession::createNetwork(): Got invalid networkId from Core when trying to create network %1!").arg(info.networkName));
 476         return;
 477     }
 478
 479     id = info.networkId.toInt();
 480     if (!_networks.contains(id)) {
 481         // create persistent chans
 482         QRegExp rx("\\s*(\\S+)(?:\\s*(\\S+))?\\s*");
 483         foreach(QString channel, persistentChans) {
 484             if (!rx.exactMatch(channel)) {
 485                 qWarning() << QString("Invalid persistent channel declaration: %1").arg(channel);
 486                 continue;
 487             }
 488             Core::bufferInfo(user(), info.networkId, BufferInfo::ChannelBuffer, rx.cap(1), true);
 489             Core::setChannelPersistent(user(), info.networkId, rx.cap(1), true);
 490             if (!rx.cap(2).isEmpty())
 491                 Core::setPersistentChannelKey(user(), info.networkId, rx.cap(1), rx.cap(2));
 492         }
 493
 494         CoreNetwork *net = new CoreNetwork(id, this);
 495         connect(net, SIGNAL(displayMsg(NetworkId, Message::Type, BufferInfo::Type, const QString &, const QString &, const QString &, Message::Flags)),
 496             SLOT(recvMessageFromServer(NetworkId, Message::Type, BufferInfo::Type, const QString &, const QString &, const QString &, Message::Flags)));
 497         connect(net, SIGNAL(displayStatusMsg(QString)), SLOT(recvStatusMsgFromServer(QString)));
 498         connect(net, SIGNAL(disconnected(NetworkId)), SIGNAL(networkDisconnected(NetworkId)));
 499
 500         net->setNetworkInfo(info);
 501         net->setProxy(signalProxy());
 502         _networks[id] = net;
 503         signalProxy()->synchronize(net);
 504         emit networkCreated(id);
 505     }
 506     else {
 507         qWarning() << qPrintable(tr("CoreSession::createNetwork(): Trying to create a network that already exists, updating instead!"));
 508         _networks[info.networkId]->requestSetNetworkInfo(info);
 509     }
 510 }
 511
 512
 513 void CoreSession::removeNetwork(NetworkId id)
 514 {
 515     // Make sure the network is disconnected!
 516     CoreNetwork *net = network(id);
 517     if (!net)
 518         return;
 519
 520     if (net->connectionState() != Network::Disconnected) {
 521         // make sure we no longer receive data from the tcp buffer
 522         disconnect(net, SIGNAL(displayMsg(NetworkId, Message::Type, BufferInfo::Type, const QString &, const QString &, const QString &, Message::Flags)), this, 0);
 523         disconnect(net, SIGNAL(displayStatusMsg(QString)), this, 0);
 524         connect(net, SIGNAL(disconnected(NetworkId)), this, SLOT(destroyNetwork(NetworkId)));
 525         net->disconnectFromIrc();
 526     }
 527     else {
 528         destroyNetwork(id);
 529     }
 530 }
 531
 532
 533 void CoreSession::destroyNetwork(NetworkId id)
 534 {
 535     QList<BufferId> removedBuffers = Core::requestBufferIdsForNetwork(user(), id);
 536     Network *net = _networks.take(id);
 537     if (net && Core::removeNetwork(user(), id)) {
 538         // make sure that all unprocessed RawMessages from this network are removed
 539         QList<RawMessage>::iterator messageIter = _messageQueue.begin();
 540         while (messageIter != _messageQueue.end()) {
 541             if (messageIter->networkId == id) {
 542                 messageIter = _messageQueue.erase(messageIter);
 543             }
 544             else {
 545                 messageIter++;
 546             }
 547         }
 548         // remove buffers from syncer
 549         foreach(BufferId bufferId, removedBuffers) {
 550             _bufferSyncer->removeBuffer(bufferId);
 551         }
 552         emit networkRemoved(id);
 553         net->deleteLater();
 554     }
 555 }
 556
 557
 558 void CoreSession::renameBuffer(const NetworkId &networkId, const QString &newName, const QString &oldName)
 559 {
 560     BufferInfo bufferInfo = Core::bufferInfo(user(), networkId, BufferInfo::QueryBuffer, oldName, false);
 561     if (bufferInfo.isValid()) {
 562         _bufferSyncer->renameBuffer(bufferInfo.bufferId(), newName);
 563     }
 564 }
 565
 566
 567 void CoreSession::clientsConnected()
 568 {
 569     QHash<NetworkId, CoreNetwork *>::iterator netIter = _networks.begin();
 570     Identity *identity = 0;
 571     CoreNetwork *net = 0;
 572     IrcUser *me = 0;
 573     while (netIter != _networks.end()) {
 574         net = *netIter;
 575         netIter++;
 576
 577         if (!net->isConnected())
 578             continue;
 579         identity = net->identityPtr();
 580         if (!identity)
 581             continue;
 582         me = net->me();
 583         if (!me)
 584             continue;
 585
 586         if (identity->detachAwayEnabled() && me->isAway()) {
 587             net->userInputHandler()->handleAway(BufferInfo(), QString());
 588         }
 589     }
 590 }
 591
 592
 593 void CoreSession::clientsDisconnected()
 594 {
 595     QHash<NetworkId, CoreNetwork *>::iterator netIter = _networks.begin();
 596     Identity *identity = 0;
 597     CoreNetwork *net = 0;
 598     IrcUser *me = 0;
 599     QString awayReason;
 600     while (netIter != _networks.end()) {
 601         net = *netIter;
 602         netIter++;
 603
 604         if (!net->isConnected())
 605             continue;
 606
 607         identity = net->identityPtr();
 608         if (!identity)
 609             continue;
 610         me = net->me();
 611         if (!me)
 612             continue;
 613
 614         if (identity->detachAwayEnabled() && !me->isAway()) {
 615             if (!identity->detachAwayReason().isEmpty())
 616                 awayReason = identity->detachAwayReason();
 617             net->setAutoAwayActive(true);
 618             net->userInputHandler()->handleAway(BufferInfo(), awayReason);
 619         }
 620     }
 621 }
 622
 623
 624 void CoreSession::globalAway(const QString &msg)
 625 {
 626     QHash<NetworkId, CoreNetwork *>::iterator netIter = _networks.begin();
 627     CoreNetwork *net = 0;
 628     while (netIter != _networks.end()) {
 629         net = *netIter;
 630         netIter++;
 631
 632         if (!net->isConnected())
 633             continue;
 634
 635         net->userInputHandler()->issueAway(msg, false /* no force away */);
 636     }
 637 }