src/core/coresession.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-2018 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 "coredccconfig.h"
  31 #include "coreeventmanager.h"
  32 #include "coreidentity.h"
  33 #include "coreignorelistmanager.h"
  34 #include "coreinfo.h"
  35 #include "coreirclisthelper.h"
  36 #include "corenetwork.h"
  37 #include "corenetworkconfig.h"
  38 #include "coresessioneventprocessor.h"
  39 #include "coretransfermanager.h"
  40 #include "coreusersettings.h"
  41 #include "ctcpparser.h"
  42 #include "eventstringifier.h"
  43 #include "internalpeer.h"
  44 #include "ircchannel.h"
  45 #include "ircparser.h"
  46 #include "ircuser.h"
  47 #include "logmessage.h"
  48 #include "messageevent.h"
  49 #include "remotepeer.h"
  50 #include "storage.h"
  51 #include "util.h"
  52
  53
  54 class ProcessMessagesEvent : public QEvent
  55 {
  56 public:
  57     ProcessMessagesEvent() : QEvent(QEvent::User) {}
  58 };
  59
  60
  61 CoreSession::CoreSession(UserId uid, bool restoreState, bool strictIdentEnabled, QObject *parent)
  62     : QObject(parent),
  63     _user(uid),
  64     _strictIdentEnabled(strictIdentEnabled),
  65     _signalProxy(new SignalProxy(SignalProxy::Server, this)),
  66     _aliasManager(this),
  67     _bufferSyncer(new CoreBufferSyncer(this)),
  68     _backlogManager(new CoreBacklogManager(this)),
  69     _bufferViewManager(new CoreBufferViewManager(_signalProxy, this)),
  70     _dccConfig(new CoreDccConfig(this)),
  71     _ircListHelper(new CoreIrcListHelper(this)),
  72     _networkConfig(new CoreNetworkConfig("GlobalNetworkConfig", this)),
  73     _coreInfo(new CoreInfo(this)),
  74     _transferManager(new CoreTransferManager(this)),
  75     _eventManager(new CoreEventManager(this)),
  76     _eventStringifier(new EventStringifier(this)),
  77     _sessionEventProcessor(new CoreSessionEventProcessor(this)),
  78     _ctcpParser(new CtcpParser(this)),
  79     _ircParser(new IrcParser(this)),
  80     scriptEngine(new QScriptEngine(this)),
  81     _processMessages(false),
  82     _ignoreListManager(this),
  83     _highlightRuleManager(this)
  84 {
  85     SignalProxy *p = signalProxy();
  86     p->setHeartBeatInterval(30);
  87     p->setMaxHeartBeatCount(60); // 30 mins until we throw a dead socket out
  88
  89     connect(p, SIGNAL(peerRemoved(Peer*)), SLOT(removeClient(Peer*)));
  90
  91     connect(p, SIGNAL(connected()), SLOT(clientsConnected()));
  92     connect(p, SIGNAL(disconnected()), SLOT(clientsDisconnected()));
  93
  94     p->attachSlot(SIGNAL(sendInput(BufferInfo, QString)), this, SLOT(msgFromClient(BufferInfo, QString)));
  95     p->attachSignal(this, SIGNAL(displayMsg(Message)));
  96     p->attachSignal(this, SIGNAL(displayStatusMsg(QString, QString)));
  97
  98     p->attachSignal(this, SIGNAL(identityCreated(const Identity &)));
  99     p->attachSignal(this, SIGNAL(identityRemoved(IdentityId)));
 100     p->attachSlot(SIGNAL(createIdentity(const Identity &, const QVariantMap &)), this, SLOT(createIdentity(const Identity &, const QVariantMap &)));
 101     p->attachSlot(SIGNAL(removeIdentity(IdentityId)), this, SLOT(removeIdentity(IdentityId)));
 102
 103     p->attachSignal(this, SIGNAL(networkCreated(NetworkId)));
 104     p->attachSignal(this, SIGNAL(networkRemoved(NetworkId)));
 105     p->attachSlot(SIGNAL(createNetwork(const NetworkInfo &, const QStringList &)), this, SLOT(createNetwork(const NetworkInfo &, const QStringList &)));
 106     p->attachSlot(SIGNAL(removeNetwork(NetworkId)), this, SLOT(removeNetwork(NetworkId)));
 107
 108     p->attachSlot(SIGNAL(changePassword(PeerPtr,QString,QString,QString)), this, SLOT(changePassword(PeerPtr,QString,QString,QString)));
 109     p->attachSignal(this, SIGNAL(passwordChanged(PeerPtr,bool)));
 110
 111     p->attachSlot(SIGNAL(kickClient(int)), this, SLOT(kickClient(int)));
 112     p->attachSignal(this, SIGNAL(disconnectFromCore()));
 113
 114     QVariantMap data;
 115     data["quasselVersion"] = Quassel::buildInfo().fancyVersionString;
 116     data["quasselBuildDate"] = Quassel::buildInfo().commitDate; // "BuildDate" for compatibility
 117     data["startTime"] = Core::instance()->startTime();
 118     data["sessionConnectedClients"] = 0;
 119     _coreInfo->setCoreData(data);
 120
 121     loadSettings();
 122     initScriptEngine();
 123
 124     eventManager()->registerObject(ircParser(), EventManager::NormalPriority);
 125     eventManager()->registerObject(sessionEventProcessor(), EventManager::HighPriority); // needs to process events *before* the stringifier!
 126     eventManager()->registerObject(ctcpParser(), EventManager::NormalPriority);
 127     eventManager()->registerObject(eventStringifier(), EventManager::NormalPriority);
 128     eventManager()->registerObject(this, EventManager::LowPriority); // for sending MessageEvents to the client
 129     // some events need to be handled after msg generation
 130     eventManager()->registerObject(sessionEventProcessor(), EventManager::LowPriority, "lateProcess");
 131     eventManager()->registerObject(ctcpParser(), EventManager::LowPriority, "send");
 132
 133     // periodically save our session state
 134     connect(Core::instance()->syncTimer(), SIGNAL(timeout()), this, SLOT(saveSessionState()));
 135
 136     p->synchronize(_bufferSyncer);
 137     p->synchronize(&aliasManager());
 138     p->synchronize(_backlogManager);
 139     p->synchronize(dccConfig());
 140     p->synchronize(ircListHelper());
 141     p->synchronize(networkConfig());
 142     p->synchronize(_coreInfo);
 143     p->synchronize(&_ignoreListManager);
 144     p->synchronize(&_highlightRuleManager);
 145     // Listen to network removed events
 146     connect(this, SIGNAL(networkRemoved(NetworkId)),
 147         &_highlightRuleManager, SLOT(networkRemoved(NetworkId)));
 148     p->synchronize(transferManager());
 149     // Restore session state
 150     if (restoreState)
 151         restoreSessionState();
 152
 153     emit initialized();
 154 }
 155
 156
 157 void CoreSession::shutdown()
 158 {
 159     saveSessionState();
 160
 161     // Request disconnect from all connected networks in parallel, and wait until every network
 162     // has emitted the disconnected() signal before deleting the session itself
 163     for (CoreNetwork *net : _networks.values()) {
 164         if (net->socketState() != QAbstractSocket::UnconnectedState) {
 165             _networksPendingDisconnect.insert(net->networkId());
 166             connect(net, SIGNAL(disconnected(NetworkId)), this, SLOT(onNetworkDisconnected(NetworkId)));
 167             net->shutdown();
 168         }
 169     }
 170
 171     if (_networksPendingDisconnect.isEmpty()) {
 172         // Nothing to do, suicide so the core can shut down
 173         deleteLater();
 174     }
 175 }
 176
 177
 178 void CoreSession::onNetworkDisconnected(NetworkId networkId)
 179 {
 180     _networksPendingDisconnect.remove(networkId);
 181     if (_networksPendingDisconnect.isEmpty()) {
 182         // We're done, suicide so the core can shut down
 183         deleteLater();
 184     }
 185 }
 186
 187
 188 CoreNetwork *CoreSession::network(NetworkId id) const
 189 {
 190     if (_networks.contains(id)) return _networks[id];
 191     return nullptr;
 192 }
 193
 194
 195 CoreIdentity *CoreSession::identity(IdentityId id) const
 196 {
 197     if (_identities.contains(id)) return _identities[id];
 198     return nullptr;
 199 }
 200
 201
 202 void CoreSession::loadSettings()
 203 {
 204     CoreUserSettings s(user());
 205
 206     // migrate to db
 207     QList<IdentityId> ids = s.identityIds();
 208     QList<NetworkInfo> networkInfos = Core::networks(user());
 209     foreach(IdentityId id, ids) {
 210         CoreIdentity identity(s.identity(id));
 211         IdentityId newId = Core::createIdentity(user(), identity);
 212         QList<NetworkInfo>::iterator networkIter = networkInfos.begin();
 213         while (networkIter != networkInfos.end()) {
 214             if (networkIter->identity == id) {
 215                 networkIter->identity = newId;
 216                 Core::updateNetwork(user(), *networkIter);
 217                 networkIter = networkInfos.erase(networkIter);
 218             }
 219             else {
 220                 ++networkIter;
 221             }
 222         }
 223         s.removeIdentity(id);
 224     }
 225     // end of migration
 226
 227     foreach(CoreIdentity identity, Core::identities(user())) {
 228         createIdentity(identity);
 229     }
 230
 231     foreach(NetworkInfo info, Core::networks(user())) {
 232         createNetwork(info);
 233     }
 234 }
 235
 236
 237 void CoreSession::saveSessionState() const
 238 {
 239     _bufferSyncer->storeDirtyIds();
 240     _bufferViewManager->saveBufferViews();
 241     _networkConfig->save();
 242 }
 243
 244
 245 void CoreSession::restoreSessionState()
 246 {
 247     QList<NetworkId> nets = Core::connectedNetworks(user());
 248     CoreNetwork *net = nullptr;
 249     foreach(NetworkId id, nets) {
 250         net = network(id);
 251         Q_ASSERT(net);
 252         net->connectToIrc();
 253     }
 254 }
 255
 256
 257 void CoreSession::addClient(RemotePeer *peer)
 258 {
 259     signalProxy()->setTargetPeer(peer);
 260
 261     peer->dispatch(sessionState());
 262     signalProxy()->addPeer(peer);
 263     _coreInfo->setConnectedClientData(signalProxy()->peerCount(), signalProxy()->peerData());
 264
 265     signalProxy()->setTargetPeer(nullptr);
 266 }
 267
 268
 269 void CoreSession::addClient(InternalPeer *peer)
 270 {
 271     signalProxy()->addPeer(peer);
 272     emit sessionState(sessionState());
 273 }
 274
 275
 276 void CoreSession::removeClient(Peer *peer)
 277 {
 278     RemotePeer *p = qobject_cast<RemotePeer *>(peer);
 279     if (p)
 280         quInfo() << qPrintable(tr("Client")) << p->description() << qPrintable(tr("disconnected (UserId: %1).").arg(user().toInt()));
 281     _coreInfo->setConnectedClientData(signalProxy()->peerCount(), signalProxy()->peerData());
 282 }
 283
 284
 285 QHash<QString, QString> CoreSession::persistentChannels(NetworkId id) const
 286 {
 287     return Core::persistentChannels(user(), id);
 288 }
 289
 290
 291 QHash<QString, QByteArray> CoreSession::bufferCiphers(NetworkId id) const
 292 {
 293     return Core::bufferCiphers(user(), id);
 294 }
 295
 296 void CoreSession::setBufferCipher(NetworkId id, const QString &bufferName, const QByteArray &cipher) const
 297 {
 298     Core::setBufferCipher(user(), id, bufferName, cipher);
 299 }
 300
 301
 302 // FIXME switch to BufferId
 303 void CoreSession::msgFromClient(BufferInfo bufinfo, QString msg)
 304 {
 305     CoreNetwork *net = network(bufinfo.networkId());
 306     if (net) {
 307         net->userInput(bufinfo, msg);
 308     }
 309     else {
 310         qWarning() << "Trying to send to unconnected network:" << msg;
 311     }
 312 }
 313
 314
 315 // ALL messages coming pass through these functions before going to the GUI.
 316 // So this is the perfect place for storing the backlog and log stuff.
 317 void CoreSession::recvMessageFromServer(NetworkId networkId, Message::Type type, BufferInfo::Type bufferType,
 318     const QString &target, const QString &text_, const QString &sender, Message::Flags flags)
 319 {
 320     // U+FDD0 and U+FDD1 are special characters for Qt's text engine, specifically they mark the boundaries of
 321     // text frames in a QTextDocument. This might lead to problems in widgets displaying QTextDocuments (such as
 322     // KDE's notifications), hence we remove those just to be safe.
 323     QString text = text_;
 324     text.remove(QChar(0xfdd0)).remove(QChar(0xfdd1));
 325     RawMessage rawMsg(networkId, type, bufferType, target, text, sender, flags);
 326
 327     // check for HardStrictness ignore
 328     CoreNetwork *currentNetwork = network(networkId);
 329     QString networkName = currentNetwork ? currentNetwork->networkName() : QString("");
 330     if (_ignoreListManager.match(rawMsg, networkName) == IgnoreListManager::HardStrictness)
 331         return;
 332
 333
 334     if (currentNetwork && _highlightRuleManager.match(rawMsg, currentNetwork->myNick(), currentNetwork->identityPtr()->nicks()))
 335         rawMsg.flags |= Message::Flag::Highlight;
 336
 337     _messageQueue << rawMsg;
 338     if (!_processMessages) {
 339         _processMessages = true;
 340         QCoreApplication::postEvent(this, new ProcessMessagesEvent());
 341     }
 342 }
 343
 344
 345 void CoreSession::recvStatusMsgFromServer(QString msg)
 346 {
 347     CoreNetwork *net = qobject_cast<CoreNetwork *>(sender());
 348     Q_ASSERT(net);
 349     emit displayStatusMsg(net->networkName(), msg);
 350 }
 351
 352
 353 void CoreSession::processMessageEvent(MessageEvent *event)
 354 {
 355     recvMessageFromServer(event->networkId(), event->msgType(), event->bufferType(),
 356         event->target().isNull() ? "" : event->target(),
 357         event->text().isNull() ? "" : event->text(),
 358         event->sender().isNull() ? "" : event->sender(),
 359         event->msgFlags());
 360 }
 361
 362
 363 QList<BufferInfo> CoreSession::buffers() const
 364 {
 365     return Core::requestBuffers(user());
 366 }
 367
 368
 369 void CoreSession::customEvent(QEvent *event)
 370 {
 371     if (event->type() != QEvent::User)
 372         return;
 373
 374     processMessages();
 375     event->accept();
 376 }
 377
 378
 379 void CoreSession::processMessages()
 380 {
 381     if (_messageQueue.count() == 1) {
 382         const RawMessage &rawMsg = _messageQueue.first();
 383         bool createBuffer = !(rawMsg.flags & Message::Redirected);
 384         BufferInfo bufferInfo = Core::bufferInfo(user(), rawMsg.networkId, rawMsg.bufferType, rawMsg.target, createBuffer);
 385         if (!bufferInfo.isValid()) {
 386             Q_ASSERT(!createBuffer);
 387             bufferInfo = Core::bufferInfo(user(), rawMsg.networkId, BufferInfo::StatusBuffer, "");
 388         }
 389         Message msg(bufferInfo, rawMsg.type, rawMsg.text, rawMsg.sender, senderPrefixes(rawMsg.sender, bufferInfo),
 390                     realName(rawMsg.sender, rawMsg.networkId),  avatarUrl(rawMsg.sender, rawMsg.networkId),
 391                     rawMsg.flags);
 392         if(Core::storeMessage(msg))
 393             emit displayMsg(msg);
 394     }
 395     else {
 396         QHash<NetworkId, QHash<QString, BufferInfo> > bufferInfoCache;
 397         MessageList messages;
 398         QList<RawMessage> redirectedMessages; // list of Messages which don't enforce a buffer creation
 399         BufferInfo bufferInfo;
 400         for (int i = 0; i < _messageQueue.count(); i++) {
 401             const RawMessage &rawMsg = _messageQueue.at(i);
 402             if (bufferInfoCache.contains(rawMsg.networkId) && bufferInfoCache[rawMsg.networkId].contains(rawMsg.target)) {
 403                 bufferInfo = bufferInfoCache[rawMsg.networkId][rawMsg.target];
 404             }
 405             else {
 406                 bool createBuffer = !(rawMsg.flags & Message::Redirected);
 407                 bufferInfo = Core::bufferInfo(user(), rawMsg.networkId, rawMsg.bufferType, rawMsg.target, createBuffer);
 408                 if (!bufferInfo.isValid()) {
 409                     Q_ASSERT(!createBuffer);
 410                     redirectedMessages << rawMsg;
 411                     continue;
 412                 }
 413                 bufferInfoCache[rawMsg.networkId][rawMsg.target] = bufferInfo;
 414             }
 415             Message msg(bufferInfo, rawMsg.type, rawMsg.text, rawMsg.sender, senderPrefixes(rawMsg.sender, bufferInfo),
 416                         realName(rawMsg.sender, rawMsg.networkId),  avatarUrl(rawMsg.sender, rawMsg.networkId),
 417                         rawMsg.flags);
 418             messages << msg;
 419         }
 420
 421         // recheck if there exists a buffer to store a redirected message in
 422         for (int i = 0; i < redirectedMessages.count(); i++) {
 423             const RawMessage &rawMsg = redirectedMessages.at(i);
 424             if (bufferInfoCache.contains(rawMsg.networkId) && bufferInfoCache[rawMsg.networkId].contains(rawMsg.target)) {
 425                 bufferInfo = bufferInfoCache[rawMsg.networkId][rawMsg.target];
 426             }
 427             else {
 428                 // no luck -> we store them in the StatusBuffer
 429                 bufferInfo = Core::bufferInfo(user(), rawMsg.networkId, BufferInfo::StatusBuffer, "");
 430                 // add the StatusBuffer to the Cache in case there are more Messages for the original target
 431                 bufferInfoCache[rawMsg.networkId][rawMsg.target] = bufferInfo;
 432             }
 433             Message msg(bufferInfo, rawMsg.type, rawMsg.text, rawMsg.sender, senderPrefixes(rawMsg.sender, bufferInfo),
 434                         realName(rawMsg.sender, rawMsg.networkId),  avatarUrl(rawMsg.sender, rawMsg.networkId),
 435                         rawMsg.flags);
 436             messages << msg;
 437         }
 438
 439         if(Core::storeMessages(messages)) {
 440             // FIXME: extend protocol to a displayMessages(MessageList)
 441             for (int i = 0; i < messages.count(); i++) {
 442                 emit displayMsg(messages[i]);
 443             }
 444         }
 445     }
 446     _processMessages = false;
 447     _messageQueue.clear();
 448 }
 449
 450 QString CoreSession::senderPrefixes(const QString &sender, const BufferInfo &bufferInfo) const
 451 {
 452     CoreNetwork *currentNetwork = network(bufferInfo.networkId());
 453     if (!currentNetwork) {
 454         return {};
 455     }
 456
 457     if (bufferInfo.type() != BufferInfo::ChannelBuffer) {
 458         return {};
 459     }
 460
 461     IrcChannel *currentChannel = currentNetwork->ircChannel(bufferInfo.bufferName());
 462     if (!currentChannel) {
 463         return {};
 464     }
 465
 466     const QString modes = currentChannel->userModes(nickFromMask(sender).toLower());
 467     return currentNetwork->modesToPrefixes(modes);
 468 }
 469
 470 QString CoreSession::realName(const QString &sender, NetworkId networkId) const
 471 {
 472     CoreNetwork *currentNetwork = network(networkId);
 473     if (!currentNetwork) {
 474         return {};
 475     }
 476
 477     IrcUser *currentUser = currentNetwork->ircUser(nickFromMask(sender));
 478     if (!currentUser) {
 479         return {};
 480     }
 481
 482     return currentUser->realName();
 483 }
 484
 485 QString CoreSession::avatarUrl(const QString &sender, NetworkId networkId) const
 486 {
 487     Q_UNUSED(sender);
 488     Q_UNUSED(networkId);
 489     // Currently we do not have a way to retrieve this value yet.
 490     //
 491     // This likely will require implementing IRCv3's METADATA spec.
 492     // See https://ircv3.net/irc/
 493     // And https://blog.irccloud.com/avatars/
 494     return "";
 495 }
 496
 497 Protocol::SessionState CoreSession::sessionState() const
 498 {
 499     QVariantList bufferInfos;
 500     QVariantList networkIds;
 501     QVariantList identities;
 502
 503     foreach(const BufferInfo &id, buffers())
 504         bufferInfos << QVariant::fromValue(id);
 505     foreach(const NetworkId &id, _networks.keys())
 506         networkIds << QVariant::fromValue(id);
 507     foreach(const Identity *i, _identities.values())
 508         identities << QVariant::fromValue(*i);
 509
 510     return Protocol::SessionState(identities, bufferInfos, networkIds);
 511 }
 512
 513
 514 void CoreSession::initScriptEngine()
 515 {
 516     signalProxy()->attachSlot(SIGNAL(scriptRequest(QString)), this, SLOT(scriptRequest(QString)));
 517     signalProxy()->attachSignal(this, SIGNAL(scriptResult(QString)));
 518
 519     // FIXME
 520     //QScriptValue storage_ = scriptEngine->newQObject(storage);
 521     //scriptEngine->globalObject().setProperty("storage", storage_);
 522 }
 523
 524
 525 void CoreSession::scriptRequest(QString script)
 526 {
 527     emit scriptResult(scriptEngine->evaluate(script).toString());
 528 }
 529
 530
 531 /*** Identity Handling ***/
 532 void CoreSession::createIdentity(const Identity &identity, const QVariantMap &additional)
 533 {
 534 #ifndef HAVE_SSL
 535     Q_UNUSED(additional)
 536 #endif
 537
 538     CoreIdentity coreIdentity(identity);
 539 #ifdef HAVE_SSL
 540     if (additional.contains("KeyPem"))
 541         coreIdentity.setSslKey(additional["KeyPem"].toByteArray());
 542     if (additional.contains("CertPem"))
 543         coreIdentity.setSslCert(additional["CertPem"].toByteArray());
 544 #endif
 545     qDebug() << Q_FUNC_INFO;
 546     IdentityId id = Core::createIdentity(user(), coreIdentity);
 547     if (!id.isValid())
 548         return;
 549     else
 550         createIdentity(coreIdentity);
 551 }
 552
 553 const QString CoreSession::strictCompliantIdent(const CoreIdentity *identity) {
 554     if (_strictIdentEnabled) {
 555         // Strict mode enabled: only allow the user's Quassel username as an ident
 556         return Core::instance()->strictSysIdent(_user);
 557     } else {
 558         // Strict mode disabled: allow any identity specified
 559         return identity->ident();
 560     }
 561 }
 562
 563 void CoreSession::createIdentity(const CoreIdentity &identity)
 564 {
 565     CoreIdentity *coreIdentity = new CoreIdentity(identity, this);
 566     _identities[identity.id()] = coreIdentity;
 567     // CoreIdentity has its own synchronize method since its "private" sslManager needs to be synced as well
 568     coreIdentity->synchronize(signalProxy());
 569     connect(coreIdentity, SIGNAL(updated()), this, SLOT(updateIdentityBySender()));
 570     emit identityCreated(*coreIdentity);
 571 }
 572
 573
 574 void CoreSession::updateIdentityBySender()
 575 {
 576     CoreIdentity *identity = qobject_cast<CoreIdentity *>(sender());
 577     if (!identity)
 578         return;
 579     Core::updateIdentity(user(), *identity);
 580 }
 581
 582
 583 void CoreSession::removeIdentity(IdentityId id)
 584 {
 585     CoreIdentity *identity = _identities.take(id);
 586     if (identity) {
 587         emit identityRemoved(id);
 588         Core::removeIdentity(user(), id);
 589         identity->deleteLater();
 590     }
 591 }
 592
 593
 594 /*** Network Handling ***/
 595
 596 void CoreSession::createNetwork(const NetworkInfo &info_, const QStringList &persistentChans)
 597 {
 598     NetworkInfo info = info_;
 599     int id;
 600
 601     if (!info.networkId.isValid())
 602         Core::createNetwork(user(), info);
 603
 604     if (!info.networkId.isValid()) {
 605         qWarning() << qPrintable(tr("CoreSession::createNetwork(): Got invalid networkId from Core when trying to create network %1!").arg(info.networkName));
 606         return;
 607     }
 608
 609     id = info.networkId.toInt();
 610     if (!_networks.contains(id)) {
 611         // create persistent chans
 612         QRegExp rx("\\s*(\\S+)(?:\\s*(\\S+))?\\s*");
 613         foreach(QString channel, persistentChans) {
 614             if (!rx.exactMatch(channel)) {
 615                 qWarning() << QString("Invalid persistent channel declaration: %1").arg(channel);
 616                 continue;
 617             }
 618             Core::bufferInfo(user(), info.networkId, BufferInfo::ChannelBuffer, rx.cap(1), true);
 619             Core::setChannelPersistent(user(), info.networkId, rx.cap(1), true);
 620             if (!rx.cap(2).isEmpty())
 621                 Core::setPersistentChannelKey(user(), info.networkId, rx.cap(1), rx.cap(2));
 622         }
 623
 624         CoreNetwork *net = new CoreNetwork(id, this);
 625         connect(net, SIGNAL(displayMsg(NetworkId, Message::Type, BufferInfo::Type, const QString &, const QString &, const QString &, Message::Flags)),
 626             SLOT(recvMessageFromServer(NetworkId, Message::Type, BufferInfo::Type, const QString &, const QString &, const QString &, Message::Flags)));
 627         connect(net, SIGNAL(displayStatusMsg(QString)), SLOT(recvStatusMsgFromServer(QString)));
 628         connect(net, SIGNAL(disconnected(NetworkId)), SIGNAL(networkDisconnected(NetworkId)));
 629
 630         net->setNetworkInfo(info);
 631         net->setProxy(signalProxy());
 632         _networks[id] = net;
 633         signalProxy()->synchronize(net);
 634         emit networkCreated(id);
 635     }
 636     else {
 637         qWarning() << qPrintable(tr("CoreSession::createNetwork(): Trying to create a network that already exists, updating instead!"));
 638         _networks[info.networkId]->requestSetNetworkInfo(info);
 639     }
 640 }
 641
 642
 643 void CoreSession::removeNetwork(NetworkId id)
 644 {
 645     // Make sure the network is disconnected!
 646     CoreNetwork *net = network(id);
 647     if (!net)
 648         return;
 649
 650     if (net->connectionState() != Network::Disconnected) {
 651         // make sure we no longer receive data from the tcp buffer
 652         disconnect(net, SIGNAL(displayMsg(NetworkId, Message::Type, BufferInfo::Type, const QString &, const QString &, const QString &, Message::Flags)), this, nullptr);
 653         disconnect(net, SIGNAL(displayStatusMsg(QString)), this, nullptr);
 654         connect(net, SIGNAL(disconnected(NetworkId)), this, SLOT(destroyNetwork(NetworkId)));
 655         net->disconnectFromIrc();
 656     }
 657     else {
 658         destroyNetwork(id);
 659     }
 660 }
 661
 662
 663 void CoreSession::destroyNetwork(NetworkId id)
 664 {
 665     QList<BufferId> removedBuffers = Core::requestBufferIdsForNetwork(user(), id);
 666     Network *net = _networks.take(id);
 667     if (net && Core::removeNetwork(user(), id)) {
 668         // make sure that all unprocessed RawMessages from this network are removed
 669         QList<RawMessage>::iterator messageIter = _messageQueue.begin();
 670         while (messageIter != _messageQueue.end()) {
 671             if (messageIter->networkId == id) {
 672                 messageIter = _messageQueue.erase(messageIter);
 673             }
 674             else {
 675                 ++messageIter;
 676             }
 677         }
 678         // remove buffers from syncer
 679         foreach(BufferId bufferId, removedBuffers) {
 680             _bufferSyncer->removeBuffer(bufferId);
 681         }
 682         emit networkRemoved(id);
 683         net->deleteLater();
 684     }
 685 }
 686
 687
 688 void CoreSession::renameBuffer(const NetworkId &networkId, const QString &newName, const QString &oldName)
 689 {
 690     BufferInfo bufferInfo = Core::bufferInfo(user(), networkId, BufferInfo::QueryBuffer, oldName, false);
 691     if (bufferInfo.isValid()) {
 692         _bufferSyncer->renameBuffer(bufferInfo.bufferId(), newName);
 693     }
 694 }
 695
 696
 697 void CoreSession::clientsConnected()
 698 {
 699     QHash<NetworkId, CoreNetwork *>::iterator netIter = _networks.begin();
 700     Identity *identity = nullptr;
 701     CoreNetwork *net = nullptr;
 702     IrcUser *me = nullptr;
 703     while (netIter != _networks.end()) {
 704         net = *netIter;
 705         ++netIter;
 706
 707         if (!net->isConnected())
 708             continue;
 709         identity = net->identityPtr();
 710         if (!identity)
 711             continue;
 712         me = net->me();
 713         if (!me)
 714             continue;
 715
 716         if (identity->detachAwayEnabled() && me->isAway()) {
 717             net->userInputHandler()->handleAway(BufferInfo(), QString());
 718         }
 719     }
 720 }
 721
 722
 723 void CoreSession::clientsDisconnected()
 724 {
 725     QHash<NetworkId, CoreNetwork *>::iterator netIter = _networks.begin();
 726     Identity *identity = nullptr;
 727     CoreNetwork *net = nullptr;
 728     IrcUser *me = nullptr;
 729     QString awayReason;
 730     while (netIter != _networks.end()) {
 731         net = *netIter;
 732         ++netIter;
 733
 734         if (!net->isConnected())
 735             continue;
 736
 737         identity = net->identityPtr();
 738         if (!identity)
 739             continue;
 740         me = net->me();
 741         if (!me)
 742             continue;
 743
 744         if (identity->detachAwayEnabled() && !me->isAway()) {
 745             if (!identity->detachAwayReason().isEmpty())
 746                 awayReason = identity->detachAwayReason();
 747             net->setAutoAwayActive(true);
 748             // Allow handleAway() to format the current date/time in the string.
 749             net->userInputHandler()->handleAway(BufferInfo(), awayReason);
 750         }
 751     }
 752 }
 753
 754
 755 void CoreSession::globalAway(const QString &msg, const bool skipFormatting)
 756 {
 757     QHash<NetworkId, CoreNetwork *>::iterator netIter = _networks.begin();
 758     CoreNetwork *net = nullptr;
 759     while (netIter != _networks.end()) {
 760         net = *netIter;
 761         ++netIter;
 762
 763         if (!net->isConnected())
 764             continue;
 765
 766         net->userInputHandler()->issueAway(msg, false /* no force away */, skipFormatting);
 767     }
 768 }
 769
 770 void CoreSession::changePassword(PeerPtr peer, const QString &userName, const QString &oldPassword, const QString &newPassword) {
 771     Q_UNUSED(peer);
 772
 773     bool success = false;
 774     UserId uid = Core::validateUser(userName, oldPassword);
 775     if (uid.isValid() && uid == user())
 776         success = Core::changeUserPassword(uid, newPassword);
 777
 778     signalProxy()->restrictTargetPeers(signalProxy()->sourcePeer(), [&]{
 779         emit passwordChanged(nullptr, success);
 780     });
 781 }
 782
 783 void CoreSession::kickClient(int peerId) {
 784     auto peer = signalProxy()->peerById(peerId);
 785     if (peer == nullptr) {
 786         qWarning() << "Invalid peer Id: " << peerId;
 787         return;
 788     }
 789     signalProxy()->restrictTargetPeers(peer, [&]{
 790         emit disconnectFromCore();
 791     });
 792 }