src/client/client.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-2016 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 "client.h"
  22
  23 #include "abstractmessageprocessor.h"
  24 #include "abstractui.h"
  25 #include "bufferinfo.h"
  26 #include "buffermodel.h"
  27 #include "buffersettings.h"
  28 #include "buffersyncer.h"
  29 #include "bufferviewconfig.h"
  30 #include "bufferviewoverlay.h"
  31 #include "clientaliasmanager.h"
  32 #include "clientbacklogmanager.h"
  33 #include "clientbufferviewmanager.h"
  34 #include "clientirclisthelper.h"
  35 #include "clientidentity.h"
  36 #include "clientignorelistmanager.h"
  37 #include "clienttransfermanager.h"
  38 #include "clientuserinputhandler.h"
  39 #include "coreaccountmodel.h"
  40 #include "coreconnection.h"
  41 #include "dccconfig.h"
  42 #include "ircchannel.h"
  43 #include "ircuser.h"
  44 #include "message.h"
  45 #include "messagemodel.h"
  46 #include "network.h"
  47 #include "networkconfig.h"
  48 #include "networkmodel.h"
  49 #include "quassel.h"
  50 #include "signalproxy.h"
  51 #include "transfermodel.h"
  52 #include "util.h"
  53 #include "clientauthhandler.h"
  54
  55 #include <stdio.h>
  56 #include <stdlib.h>
  57
  58 QPointer<Client> Client::instanceptr = 0;
  59 Quassel::Features Client::_coreFeatures = 0;
  60
  61 /*** Initialization/destruction ***/
  62
  63 bool Client::instanceExists()
  64 {
  65     return instanceptr;
  66 }
  67
  68
  69 Client *Client::instance()
  70 {
  71     if (!instanceptr)
  72         instanceptr = new Client();
  73     return instanceptr;
  74 }
  75
  76
  77 void Client::destroy()
  78 {
  79     if (instanceptr) {
  80         delete instanceptr->mainUi();
  81         instanceptr->deleteLater();
  82         instanceptr = 0;
  83     }
  84 }
  85
  86
  87 void Client::init(AbstractUi *ui)
  88 {
  89     instance()->_mainUi = ui;
  90     instance()->init();
  91 }
  92
  93
  94 Client::Client(QObject *parent)
  95     : QObject(parent),
  96     _signalProxy(new SignalProxy(SignalProxy::Client, this)),
  97     _mainUi(0),
  98     _networkModel(0),
  99     _bufferModel(0),
 100     _bufferSyncer(0),
 101     _aliasManager(0),
 102     _backlogManager(new ClientBacklogManager(this)),
 103     _bufferViewManager(0),
 104     _bufferViewOverlay(new BufferViewOverlay(this)),
 105     _dccConfig(0),
 106     _ircListHelper(new ClientIrcListHelper(this)),
 107     _inputHandler(0),
 108     _networkConfig(0),
 109     _ignoreListManager(0),
 110     _highlightRuleManager(0),
 111     _transferManager(0),
 112     _transferModel(new TransferModel(this)),
 113     _messageModel(0),
 114     _messageProcessor(0),
 115     _coreAccountModel(new CoreAccountModel(this)),
 116     _coreConnection(new CoreConnection(this)),
 117     _connected(false),
 118     _debugLog(&_debugLogBuffer)
 119 {
 120     _signalProxy->synchronize(_ircListHelper);
 121 }
 122
 123
 124 Client::~Client()
 125 {
 126     disconnectFromCore();
 127 }
 128
 129
 130 void Client::init()
 131 {
 132     _networkModel = new NetworkModel(this);
 133
 134     connect(this, SIGNAL(networkRemoved(NetworkId)),
 135         _networkModel, SLOT(networkRemoved(NetworkId)));
 136
 137     _bufferModel = new BufferModel(_networkModel);
 138     _messageModel = mainUi()->createMessageModel(this);
 139     _messageProcessor = mainUi()->createMessageProcessor(this);
 140     _inputHandler = new ClientUserInputHandler(this);
 141
 142     SignalProxy *p = signalProxy();
 143
 144     p->attachSlot(SIGNAL(displayMsg(const Message &)), this, SLOT(recvMessage(const Message &)));
 145     p->attachSlot(SIGNAL(displayStatusMsg(QString, QString)), this, SLOT(recvStatusMsg(QString, QString)));
 146
 147     p->attachSlot(SIGNAL(bufferInfoUpdated(BufferInfo)), _networkModel, SLOT(bufferUpdated(BufferInfo)));
 148     p->attachSignal(inputHandler(), SIGNAL(sendInput(BufferInfo, QString)));
 149     p->attachSignal(this, SIGNAL(requestNetworkStates()));
 150
 151     p->attachSignal(this, SIGNAL(requestCreateIdentity(const Identity &, const QVariantMap &)), SIGNAL(createIdentity(const Identity &, const QVariantMap &)));
 152     p->attachSignal(this, SIGNAL(requestRemoveIdentity(IdentityId)), SIGNAL(removeIdentity(IdentityId)));
 153     p->attachSlot(SIGNAL(identityCreated(const Identity &)), this, SLOT(coreIdentityCreated(const Identity &)));
 154     p->attachSlot(SIGNAL(identityRemoved(IdentityId)), this, SLOT(coreIdentityRemoved(IdentityId)));
 155
 156     p->attachSignal(this, SIGNAL(requestCreateNetwork(const NetworkInfo &, const QStringList &)), SIGNAL(createNetwork(const NetworkInfo &, const QStringList &)));
 157     p->attachSignal(this, SIGNAL(requestRemoveNetwork(NetworkId)), SIGNAL(removeNetwork(NetworkId)));
 158     p->attachSlot(SIGNAL(networkCreated(NetworkId)), this, SLOT(coreNetworkCreated(NetworkId)));
 159     p->attachSlot(SIGNAL(networkRemoved(NetworkId)), this, SLOT(coreNetworkRemoved(NetworkId)));
 160
 161     p->attachSignal(this, SIGNAL(requestPasswordChange(PeerPtr,QString,QString,QString)), SIGNAL(changePassword(PeerPtr,QString,QString,QString)));
 162     p->attachSlot(SIGNAL(passwordChanged(PeerPtr,bool)), this, SLOT(corePasswordChanged(PeerPtr,bool)));
 163
 164     p->attachSignal(this, SIGNAL(requestKickClient(int)), SIGNAL(kickClient(int)));
 165     p->attachSlot(SIGNAL(disconnectFromCore()), this, SLOT(disconnectFromCore()));
 166
 167     //connect(mainUi(), SIGNAL(connectToCore(const QVariantMap &)), this, SLOT(connectToCore(const QVariantMap &)));
 168     connect(mainUi(), SIGNAL(disconnectFromCore()), this, SLOT(disconnectFromCore()));
 169     connect(this, SIGNAL(connected()), mainUi(), SLOT(connectedToCore()));
 170     connect(this, SIGNAL(disconnected()), mainUi(), SLOT(disconnectedFromCore()));
 171
 172     // attach backlog manager
 173     p->synchronize(backlogManager());
 174     connect(backlogManager(), SIGNAL(messagesReceived(BufferId, int)), _messageModel, SLOT(messagesReceived(BufferId, int)));
 175
 176     coreAccountModel()->load();
 177
 178     connect(coreConnection(), SIGNAL(stateChanged(CoreConnection::ConnectionState)), SLOT(connectionStateChanged(CoreConnection::ConnectionState)));
 179     coreConnection()->init();
 180 }
 181
 182
 183 /*** public static methods ***/
 184
 185 AbstractUi *Client::mainUi()
 186 {
 187     return instance()->_mainUi;
 188 }
 189
 190
 191 void Client::setCoreFeatures(Quassel::Features features)
 192 {
 193     _coreFeatures = features;
 194 }
 195
 196
 197 bool Client::isConnected()
 198 {
 199     return instance()->_connected;
 200 }
 201
 202
 203 bool Client::internalCore()
 204 {
 205     return currentCoreAccount().isInternal();
 206 }
 207
 208
 209 /*** Network handling ***/
 210
 211 QList<NetworkId> Client::networkIds()
 212 {
 213     return instance()->_networks.keys();
 214 }
 215
 216
 217 const Network *Client::network(NetworkId networkid)
 218 {
 219     if (instance()->_networks.contains(networkid)) return instance()->_networks[networkid];
 220     else return 0;
 221 }
 222
 223
 224 void Client::createNetwork(const NetworkInfo &info, const QStringList &persistentChannels)
 225 {
 226     emit instance()->requestCreateNetwork(info, persistentChannels);
 227 }
 228
 229
 230 void Client::removeNetwork(NetworkId id)
 231 {
 232     emit instance()->requestRemoveNetwork(id);
 233 }
 234
 235
 236 void Client::updateNetwork(const NetworkInfo &info)
 237 {
 238     Network *netptr = instance()->_networks.value(info.networkId, 0);
 239     if (!netptr) {
 240         qWarning() << "Update for unknown network requested:" << info;
 241         return;
 242     }
 243     netptr->requestSetNetworkInfo(info);
 244 }
 245
 246
 247 void Client::addNetwork(Network *net)
 248 {
 249     net->setProxy(signalProxy());
 250     signalProxy()->synchronize(net);
 251     networkModel()->attachNetwork(net);
 252     connect(net, SIGNAL(destroyed()), instance(), SLOT(networkDestroyed()));
 253     instance()->_networks[net->networkId()] = net;
 254     emit instance()->networkCreated(net->networkId());
 255 }
 256
 257
 258 void Client::coreNetworkCreated(NetworkId id)
 259 {
 260     if (_networks.contains(id)) {
 261         qWarning() << "Creation of already existing network requested!";
 262         return;
 263     }
 264     Network *net = new Network(id, this);
 265     addNetwork(net);
 266 }
 267
 268
 269 void Client::coreNetworkRemoved(NetworkId id)
 270 {
 271     if (!_networks.contains(id))
 272         return;
 273     Network *net = _networks.take(id);
 274     emit networkRemoved(net->networkId());
 275     net->deleteLater();
 276 }
 277
 278
 279 /*** Identity handling ***/
 280
 281 QList<IdentityId> Client::identityIds()
 282 {
 283     return instance()->_identities.keys();
 284 }
 285
 286
 287 const Identity *Client::identity(IdentityId id)
 288 {
 289     if (instance()->_identities.contains(id)) return instance()->_identities[id];
 290     else return 0;
 291 }
 292
 293
 294 void Client::createIdentity(const CertIdentity &id)
 295 {
 296     QVariantMap additional;
 297 #ifdef HAVE_SSL
 298     additional["KeyPem"] = id.sslKey().toPem();
 299     additional["CertPem"] = id.sslCert().toPem();
 300 #endif
 301     emit instance()->requestCreateIdentity(id, additional);
 302 }
 303
 304
 305 void Client::updateIdentity(IdentityId id, const QVariantMap &ser)
 306 {
 307     Identity *idptr = instance()->_identities.value(id, 0);
 308     if (!idptr) {
 309         qWarning() << "Update for unknown identity requested:" << id;
 310         return;
 311     }
 312     idptr->requestUpdate(ser);
 313 }
 314
 315
 316 void Client::removeIdentity(IdentityId id)
 317 {
 318     emit instance()->requestRemoveIdentity(id);
 319 }
 320
 321
 322 void Client::coreIdentityCreated(const Identity &other)
 323 {
 324     if (!_identities.contains(other.id())) {
 325         Identity *identity = new Identity(other, this);
 326         _identities[other.id()] = identity;
 327         identity->setInitialized();
 328         signalProxy()->synchronize(identity);
 329         emit identityCreated(other.id());
 330     }
 331     else {
 332         qWarning() << tr("Identity already exists in client!");
 333     }
 334 }
 335
 336
 337 void Client::coreIdentityRemoved(IdentityId id)
 338 {
 339     if (_identities.contains(id)) {
 340         emit identityRemoved(id);
 341         Identity *i = _identities.take(id);
 342         i->deleteLater();
 343     }
 344 }
 345
 346
 347 /*** User input handling ***/
 348
 349 void Client::userInput(const BufferInfo &bufferInfo, const QString &message)
 350 {
 351     // we need to make sure that AliasManager is ready before processing input
 352     if (aliasManager() && aliasManager()->isInitialized())
 353         inputHandler()->handleUserInput(bufferInfo, message);
 354     else
 355         instance()->_userInputBuffer.append(qMakePair(bufferInfo, message));
 356 }
 357
 358
 359 void Client::sendBufferedUserInput()
 360 {
 361     for (int i = 0; i < _userInputBuffer.count(); i++)
 362         userInput(_userInputBuffer.at(i).first, _userInputBuffer.at(i).second);
 363
 364     _userInputBuffer.clear();
 365 }
 366
 367
 368 /*** core connection stuff ***/
 369
 370 void Client::connectionStateChanged(CoreConnection::ConnectionState state)
 371 {
 372     switch (state) {
 373     case CoreConnection::Disconnected:
 374         setDisconnectedFromCore();
 375         break;
 376     case CoreConnection::Synchronized:
 377         setSyncedToCore();
 378         break;
 379     default:
 380         break;
 381     }
 382 }
 383
 384
 385 void Client::setSyncedToCore()
 386 {
 387     // create buffersyncer
 388     Q_ASSERT(!_bufferSyncer);
 389     _bufferSyncer = new BufferSyncer(this);
 390     connect(bufferSyncer(), SIGNAL(lastSeenMsgSet(BufferId, MsgId)), _networkModel, SLOT(setLastSeenMsgId(BufferId, MsgId)));
 391     connect(bufferSyncer(), SIGNAL(markerLineSet(BufferId, MsgId)), _networkModel, SLOT(setMarkerLineMsgId(BufferId, MsgId)));
 392     connect(bufferSyncer(), SIGNAL(bufferRemoved(BufferId)), this, SLOT(bufferRemoved(BufferId)));
 393     connect(bufferSyncer(), SIGNAL(bufferRenamed(BufferId, QString)), this, SLOT(bufferRenamed(BufferId, QString)));
 394     connect(bufferSyncer(), SIGNAL(buffersPermanentlyMerged(BufferId, BufferId)), this, SLOT(buffersPermanentlyMerged(BufferId, BufferId)));
 395     connect(bufferSyncer(), SIGNAL(buffersPermanentlyMerged(BufferId, BufferId)), _messageModel, SLOT(buffersPermanentlyMerged(BufferId, BufferId)));
 396     connect(bufferSyncer(), SIGNAL(bufferMarkedAsRead(BufferId)), SIGNAL(bufferMarkedAsRead(BufferId)));
 397     connect(bufferSyncer(), SIGNAL(bufferActivityChanged(BufferId, const Message::Types)), _networkModel, SLOT(bufferActivityChanged(BufferId, const Message::Types)));
 398     connect(networkModel(), SIGNAL(requestSetLastSeenMsg(BufferId, MsgId)), bufferSyncer(), SLOT(requestSetLastSeenMsg(BufferId, const MsgId &)));
 399
 400     SignalProxy *p = signalProxy();
 401     p->synchronize(bufferSyncer());
 402
 403     // create a new BufferViewManager
 404     Q_ASSERT(!_bufferViewManager);
 405     _bufferViewManager = new ClientBufferViewManager(p, this);
 406     connect(_bufferViewManager, SIGNAL(initDone()), _bufferViewOverlay, SLOT(restore()));
 407
 408     // create AliasManager
 409     Q_ASSERT(!_aliasManager);
 410     _aliasManager = new ClientAliasManager(this);
 411     connect(aliasManager(), SIGNAL(initDone()), SLOT(sendBufferedUserInput()));
 412     p->synchronize(aliasManager());
 413
 414     // create NetworkConfig
 415     Q_ASSERT(!_networkConfig);
 416     _networkConfig = new NetworkConfig("GlobalNetworkConfig", this);
 417     p->synchronize(networkConfig());
 418
 419     // create IgnoreListManager
 420     Q_ASSERT(!_ignoreListManager);
 421     _ignoreListManager = new ClientIgnoreListManager(this);
 422     p->synchronize(ignoreListManager());
 423
 424     // create Core-Side HighlightRuleManager
 425     Q_ASSERT(!_highlightRuleManager);
 426     _highlightRuleManager = new HighlightRuleManager(this);
 427     p->synchronize(highlightRuleManager());
 428
 429     // create TransferManager and DccConfig if core supports them
 430     Q_ASSERT(!_dccConfig);
 431     Q_ASSERT(!_transferManager);
 432     if (coreFeatures() & Quassel::DccFileTransfer) {
 433         _dccConfig = new DccConfig(this);
 434         p->synchronize(dccConfig());
 435         _transferManager = new ClientTransferManager(this);
 436         _transferModel->setManager(_transferManager);
 437         p->synchronize(transferManager());
 438     }
 439
 440     // trigger backlog request once all active bufferviews are initialized
 441     connect(bufferViewOverlay(), SIGNAL(initDone()), this, SLOT(finishConnectionInitialization()));
 442
 443     _connected = true;
 444     emit connected();
 445     emit coreConnectionStateChanged(true);
 446 }
 447
 448 void Client::finishConnectionInitialization()
 449 {
 450     // usually it _should_ take longer until the bufferViews are initialized, so that's what
 451     // triggers this slot. But we have to make sure that we know all buffers yet.
 452     // so we check the BufferSyncer and in case it wasn't initialized we wait for that instead
 453     if (!bufferSyncer()->isInitialized()) {
 454         disconnect(bufferViewOverlay(), SIGNAL(initDone()), this, SLOT(finishConnectionInitialization()));
 455         connect(bufferSyncer(), SIGNAL(initDone()), this, SLOT(finishConnectionInitialization()));
 456         return;
 457     }
 458     disconnect(bufferViewOverlay(), SIGNAL(initDone()), this, SLOT(finishConnectionInitialization()));
 459     disconnect(bufferSyncer(), SIGNAL(initDone()), this, SLOT(finishConnectionInitialization()));
 460
 461     requestInitialBacklog();
 462     if (coreFeatures().testFlag(Quassel::BufferActivitySync))
 463         bufferSyncer()->markActivitiesChanged();
 464 }
 465
 466
 467 void Client::requestInitialBacklog()
 468 {
 469     _backlogManager->requestInitialBacklog();
 470 }
 471
 472
 473 void Client::disconnectFromCore()
 474 {
 475     if (!coreConnection()->isConnected())
 476         return;
 477
 478     coreConnection()->disconnectFromCore();
 479 }
 480
 481
 482 void Client::setDisconnectedFromCore()
 483 {
 484     _connected = false;
 485     _coreFeatures = 0;
 486
 487     emit disconnected();
 488     emit coreConnectionStateChanged(false);
 489
 490     backlogManager()->reset();
 491     messageProcessor()->reset();
 492
 493     // Clear internal data. Hopefully nothing relies on it at this point.
 494
 495     if (_bufferSyncer) {
 496         _bufferSyncer->deleteLater();
 497         _bufferSyncer = 0;
 498     }
 499
 500     if (_bufferViewManager) {
 501         _bufferViewManager->deleteLater();
 502         _bufferViewManager = 0;
 503     }
 504
 505     _bufferViewOverlay->reset();
 506
 507     if (_aliasManager) {
 508         _aliasManager->deleteLater();
 509         _aliasManager = 0;
 510     }
 511
 512     if (_ignoreListManager) {
 513         _ignoreListManager->deleteLater();
 514         _ignoreListManager = 0;
 515     }
 516
 517     if (_highlightRuleManager) {
 518         _highlightRuleManager->deleteLater();
 519         _highlightRuleManager = nullptr;
 520     }
 521
 522     if (_transferManager) {
 523         _transferModel->setManager(nullptr);
 524         _transferManager->deleteLater();
 525         _transferManager = nullptr;
 526     }
 527
 528     if (_dccConfig) {
 529         _dccConfig->deleteLater();
 530         _dccConfig = nullptr;
 531     }
 532
 533     // we probably don't want to save pending input for reconnect
 534     _userInputBuffer.clear();
 535
 536     _messageModel->clear();
 537     _networkModel->clear();
 538
 539     QHash<NetworkId, Network *>::iterator netIter = _networks.begin();
 540     while (netIter != _networks.end()) {
 541         Network *net = netIter.value();
 542         emit networkRemoved(net->networkId());
 543         disconnect(net, SIGNAL(destroyed()), this, 0);
 544         netIter = _networks.erase(netIter);
 545         net->deleteLater();
 546     }
 547     Q_ASSERT(_networks.isEmpty());
 548
 549     QHash<IdentityId, Identity *>::iterator idIter = _identities.begin();
 550     while (idIter != _identities.end()) {
 551         emit identityRemoved(idIter.key());
 552         Identity *id = idIter.value();
 553         idIter = _identities.erase(idIter);
 554         id->deleteLater();
 555     }
 556     Q_ASSERT(_identities.isEmpty());
 557
 558     if (_networkConfig) {
 559         _networkConfig->deleteLater();
 560         _networkConfig = 0;
 561     }
 562 }
 563
 564
 565 /*** ***/
 566
 567 void Client::networkDestroyed()
 568 {
 569     Network *net = static_cast<Network *>(sender());
 570     QHash<NetworkId, Network *>::iterator netIter = _networks.begin();
 571     while (netIter != _networks.end()) {
 572         if (*netIter == net) {
 573             netIter = _networks.erase(netIter);
 574             break;
 575         }
 576         else {
 577             ++netIter;
 578         }
 579     }
 580 }
 581
 582
 583 // Hmm... we never used this...
 584 void Client::recvStatusMsg(QString /*net*/, QString /*msg*/)
 585 {
 586     //recvMessage(net, Message::server("", QString("[STATUS] %1").arg(msg)));
 587 }
 588
 589
 590 void Client::recvMessage(const Message &msg)
 591 {
 592     Message msg_ = msg;
 593     messageProcessor()->process(msg_);
 594 }
 595
 596
 597 void Client::setBufferLastSeenMsg(BufferId id, const MsgId &msgId)
 598 {
 599     if (bufferSyncer())
 600         bufferSyncer()->requestSetLastSeenMsg(id, msgId);
 601 }
 602
 603
 604 void Client::setMarkerLine(BufferId id, const MsgId &msgId)
 605 {
 606     if (bufferSyncer())
 607         bufferSyncer()->requestSetMarkerLine(id, msgId);
 608 }
 609
 610
 611 MsgId Client::markerLine(BufferId id)
 612 {
 613     if (id.isValid() && networkModel())
 614         return networkModel()->markerLineMsgId(id);
 615     return MsgId();
 616 }
 617
 618
 619 void Client::removeBuffer(BufferId id)
 620 {
 621     if (!bufferSyncer()) return;
 622     bufferSyncer()->requestRemoveBuffer(id);
 623 }
 624
 625
 626 void Client::renameBuffer(BufferId bufferId, const QString &newName)
 627 {
 628     if (!bufferSyncer())
 629         return;
 630     bufferSyncer()->requestRenameBuffer(bufferId, newName);
 631 }
 632
 633
 634 void Client::mergeBuffersPermanently(BufferId bufferId1, BufferId bufferId2)
 635 {
 636     if (!bufferSyncer())
 637         return;
 638     bufferSyncer()->requestMergeBuffersPermanently(bufferId1, bufferId2);
 639 }
 640
 641
 642 void Client::purgeKnownBufferIds()
 643 {
 644     if (!bufferSyncer())
 645         return;
 646     bufferSyncer()->requestPurgeBufferIds();
 647 }
 648
 649
 650 void Client::bufferRemoved(BufferId bufferId)
 651 {
 652     // select a sane buffer (status buffer)
 653     /* we have to manually select a buffer because otherwise inconsitent changes
 654      * to the model might occur:
 655      * the result of a buffer removal triggers a change in the selection model.
 656      * the newly selected buffer might be a channel that hasn't been selected yet
 657      * and a new nickview would be created (which never heard of the "rowsAboutToBeRemoved").
 658      * this new view (and/or) its sort filter will then only receive a "rowsRemoved" signal.
 659      */
 660     QModelIndex current = bufferModel()->currentIndex();
 661     if (current.data(NetworkModel::BufferIdRole).value<BufferId>() == bufferId) {
 662         bufferModel()->setCurrentIndex(current.sibling(0, 0));
 663     }
 664
 665     // and remove it from the model
 666     networkModel()->removeBuffer(bufferId);
 667 }
 668
 669
 670 void Client::bufferRenamed(BufferId bufferId, const QString &newName)
 671 {
 672     QModelIndex bufferIndex = networkModel()->bufferIndex(bufferId);
 673     if (bufferIndex.isValid()) {
 674         networkModel()->setData(bufferIndex, newName, Qt::DisplayRole);
 675     }
 676 }
 677
 678
 679 void Client::buffersPermanentlyMerged(BufferId bufferId1, BufferId bufferId2)
 680 {
 681     QModelIndex idx = networkModel()->bufferIndex(bufferId1);
 682     bufferModel()->setCurrentIndex(bufferModel()->mapFromSource(idx));
 683     networkModel()->removeBuffer(bufferId2);
 684 }
 685
 686
 687 void Client::markBufferAsRead(BufferId id)
 688 {
 689     if (bufferSyncer() && id.isValid())
 690         bufferSyncer()->requestMarkBufferAsRead(id);
 691 }
 692
 693
 694 void Client::changePassword(const QString &oldPassword, const QString &newPassword) {
 695     CoreAccount account = currentCoreAccount();
 696     account.setPassword(newPassword);
 697     coreAccountModel()->createOrUpdateAccount(account);
 698     emit instance()->requestPasswordChange(nullptr, account.user(), oldPassword, newPassword);
 699 }
 700
 701
 702 void Client::kickClient(int peerId)
 703 {
 704     emit instance()->requestKickClient(peerId);
 705 }
 706
 707
 708 void Client::corePasswordChanged(PeerPtr, bool success)
 709 {
 710     if (success)
 711         coreAccountModel()->save();
 712     emit passwordChanged(success);
 713 }
 714
 715
 716 #if QT_VERSION < 0x050000
 717 void Client::logMessage(QtMsgType type, const char *msg)
 718 {
 719     fprintf(stderr, "%s\n", msg);
 720     fflush(stderr);
 721     if (type == QtFatalMsg) {
 722         Quassel::logFatalMessage(msg);
 723     }
 724     else {
 725         QString msgString = QString("%1\n").arg(msg);
 726
 727         //Check to see if there is an instance around, else we risk recursions
 728         //when calling instance() and creating new ones.
 729         if (!instanceExists())
 730             return;
 731
 732         instance()->_debugLog << msgString;
 733         emit instance()->logUpdated(msgString);
 734     }
 735 }
 736 #else
 737 void Client::logMessage(QtMsgType type, const QMessageLogContext &context, const QString &msg)
 738 {
 739     Q_UNUSED(context);
 740
 741     fprintf(stderr, "%s\n", msg.toLocal8Bit().constData());
 742     fflush(stderr);
 743     if (type == QtFatalMsg) {
 744         Quassel::logFatalMessage(msg.toLocal8Bit().constData());
 745     }
 746     else {
 747         QString msgString = QString("%1\n").arg(msg);
 748
 749         //Check to see if there is an instance around, else we risk recursions
 750         //when calling instance() and creating new ones.
 751         if (!instanceExists())
 752             return;
 753
 754         instance()->_debugLog << msgString;
 755         emit instance()->logUpdated(msgString);
 756     }
 757 }
 758 #endif