src/client/client.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 "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
  60 /*** Initialization/destruction ***/
  61
  62 bool Client::instanceExists()
  63 {
  64     return instanceptr;
  65 }
  66
  67
  68 Client *Client::instance()
  69 {
  70     if (!instanceptr)
  71         instanceptr = new Client();
  72     return instanceptr;
  73 }
  74
  75
  76 void Client::destroy()
  77 {
  78     if (instanceptr) {
  79         delete instanceptr->mainUi();
  80         instanceptr->deleteLater();
  81         instanceptr = 0;
  82     }
  83 }
  84
  85
  86 void Client::init(AbstractUi *ui)
  87 {
  88     instance()->_mainUi = ui;
  89     instance()->init();
  90 }
  91
  92
  93 Client::Client(QObject *parent)
  94     : QObject(parent),
  95     _signalProxy(new SignalProxy(SignalProxy::Client, this)),
  96     _mainUi(0),
  97     _networkModel(0),
  98     _bufferModel(0),
  99     _bufferSyncer(0),
 100     _aliasManager(0),
 101     _backlogManager(new ClientBacklogManager(this)),
 102     _bufferViewManager(0),
 103     _bufferViewOverlay(new BufferViewOverlay(this)),
 104     _coreInfo(nullptr),
 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 bool Client::isCoreFeatureEnabled(Quassel::Feature feature)
 192 {
 193     return coreConnection()->peer() ? coreConnection()->peer()->hasFeature(feature) : false;
 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(bufferSyncer(), SIGNAL(highlightCountChanged(BufferId, int)), _networkModel, SLOT(highlightCountChanged(BufferId, int)));
 399     connect(networkModel(), SIGNAL(requestSetLastSeenMsg(BufferId, MsgId)), bufferSyncer(), SLOT(requestSetLastSeenMsg(BufferId, const MsgId &)));
 400
 401     SignalProxy *p = signalProxy();
 402     p->synchronize(bufferSyncer());
 403
 404     // create CoreInfo
 405     Q_ASSERT(!_coreInfo);
 406     _coreInfo = new CoreInfo(this);
 407     p->synchronize(coreInfo());
 408
 409     // create a new BufferViewManager
 410     Q_ASSERT(!_bufferViewManager);
 411     _bufferViewManager = new ClientBufferViewManager(p, this);
 412     connect(_bufferViewManager, SIGNAL(initDone()), _bufferViewOverlay, SLOT(restore()));
 413
 414     // create AliasManager
 415     Q_ASSERT(!_aliasManager);
 416     _aliasManager = new ClientAliasManager(this);
 417     connect(aliasManager(), SIGNAL(initDone()), SLOT(sendBufferedUserInput()));
 418     p->synchronize(aliasManager());
 419
 420     // create NetworkConfig
 421     Q_ASSERT(!_networkConfig);
 422     _networkConfig = new NetworkConfig("GlobalNetworkConfig", this);
 423     p->synchronize(networkConfig());
 424
 425     // create IgnoreListManager
 426     Q_ASSERT(!_ignoreListManager);
 427     _ignoreListManager = new ClientIgnoreListManager(this);
 428     p->synchronize(ignoreListManager());
 429
 430     // create Core-Side HighlightRuleManager
 431     Q_ASSERT(!_highlightRuleManager);
 432     _highlightRuleManager = new HighlightRuleManager(this);
 433     p->synchronize(highlightRuleManager());
 434
 435 /*  not ready yet
 436     // create TransferManager and DccConfig if core supports them
 437     Q_ASSERT(!_dccConfig);
 438     Q_ASSERT(!_transferManager);
 439     if (isCoreFeatureEnabled(Quassel::Feature::DccFileTransfer)) {
 440         _dccConfig = new DccConfig(this);
 441         p->synchronize(dccConfig());
 442         _transferManager = new ClientTransferManager(this);
 443         _transferModel->setManager(_transferManager);
 444         p->synchronize(transferManager());
 445     }
 446 */
 447
 448     // trigger backlog request once all active bufferviews are initialized
 449     connect(bufferViewOverlay(), SIGNAL(initDone()), this, SLOT(finishConnectionInitialization()));
 450
 451     _connected = true;
 452     emit connected();
 453     emit coreConnectionStateChanged(true);
 454 }
 455
 456 void Client::finishConnectionInitialization()
 457 {
 458     // usually it _should_ take longer until the bufferViews are initialized, so that's what
 459     // triggers this slot. But we have to make sure that we know all buffers yet.
 460     // so we check the BufferSyncer and in case it wasn't initialized we wait for that instead
 461     if (!bufferSyncer()->isInitialized()) {
 462         disconnect(bufferViewOverlay(), SIGNAL(initDone()), this, SLOT(finishConnectionInitialization()));
 463         connect(bufferSyncer(), SIGNAL(initDone()), this, SLOT(finishConnectionInitialization()));
 464         return;
 465     }
 466     disconnect(bufferViewOverlay(), SIGNAL(initDone()), this, SLOT(finishConnectionInitialization()));
 467     disconnect(bufferSyncer(), SIGNAL(initDone()), this, SLOT(finishConnectionInitialization()));
 468
 469     requestInitialBacklog();
 470     if (isCoreFeatureEnabled(Quassel::Feature::BufferActivitySync)) {
 471         bufferSyncer()->markActivitiesChanged();
 472         bufferSyncer()->markHighlightCountsChanged();
 473     }
 474 }
 475
 476
 477 void Client::requestInitialBacklog()
 478 {
 479     _backlogManager->requestInitialBacklog();
 480 }
 481
 482
 483 void Client::disconnectFromCore()
 484 {
 485     if (!coreConnection()->isConnected())
 486         return;
 487
 488     coreConnection()->disconnectFromCore();
 489 }
 490
 491
 492 void Client::setDisconnectedFromCore()
 493 {
 494     _connected = false;
 495
 496     emit disconnected();
 497     emit coreConnectionStateChanged(false);
 498
 499     backlogManager()->reset();
 500     messageProcessor()->reset();
 501
 502     // Clear internal data. Hopefully nothing relies on it at this point.
 503
 504     if (_bufferSyncer) {
 505         _bufferSyncer->deleteLater();
 506         _bufferSyncer = 0;
 507     }
 508
 509     if (_coreInfo) {
 510         _coreInfo->deleteLater();
 511         _coreInfo = nullptr;
 512     }
 513
 514     if (_bufferViewManager) {
 515         _bufferViewManager->deleteLater();
 516         _bufferViewManager = 0;
 517     }
 518
 519     _bufferViewOverlay->reset();
 520
 521     if (_aliasManager) {
 522         _aliasManager->deleteLater();
 523         _aliasManager = 0;
 524     }
 525
 526     if (_ignoreListManager) {
 527         _ignoreListManager->deleteLater();
 528         _ignoreListManager = 0;
 529     }
 530
 531     if (_highlightRuleManager) {
 532         _highlightRuleManager->deleteLater();
 533         _highlightRuleManager = nullptr;
 534     }
 535
 536     if (_transferManager) {
 537         _transferModel->setManager(nullptr);
 538         _transferManager->deleteLater();
 539         _transferManager = nullptr;
 540     }
 541
 542     if (_dccConfig) {
 543         _dccConfig->deleteLater();
 544         _dccConfig = nullptr;
 545     }
 546
 547     // we probably don't want to save pending input for reconnect
 548     _userInputBuffer.clear();
 549
 550     _messageModel->clear();
 551     _networkModel->clear();
 552
 553     QHash<NetworkId, Network *>::iterator netIter = _networks.begin();
 554     while (netIter != _networks.end()) {
 555         Network *net = netIter.value();
 556         emit networkRemoved(net->networkId());
 557         disconnect(net, SIGNAL(destroyed()), this, 0);
 558         netIter = _networks.erase(netIter);
 559         net->deleteLater();
 560     }
 561     Q_ASSERT(_networks.isEmpty());
 562
 563     QHash<IdentityId, Identity *>::iterator idIter = _identities.begin();
 564     while (idIter != _identities.end()) {
 565         emit identityRemoved(idIter.key());
 566         Identity *id = idIter.value();
 567         idIter = _identities.erase(idIter);
 568         id->deleteLater();
 569     }
 570     Q_ASSERT(_identities.isEmpty());
 571
 572     if (_networkConfig) {
 573         _networkConfig->deleteLater();
 574         _networkConfig = 0;
 575     }
 576 }
 577
 578
 579 /*** ***/
 580
 581 void Client::networkDestroyed()
 582 {
 583     Network *net = static_cast<Network *>(sender());
 584     QHash<NetworkId, Network *>::iterator netIter = _networks.begin();
 585     while (netIter != _networks.end()) {
 586         if (*netIter == net) {
 587             netIter = _networks.erase(netIter);
 588             break;
 589         }
 590         else {
 591             ++netIter;
 592         }
 593     }
 594 }
 595
 596
 597 // Hmm... we never used this...
 598 void Client::recvStatusMsg(QString /*net*/, QString /*msg*/)
 599 {
 600     //recvMessage(net, Message::server("", QString("[STATUS] %1").arg(msg)));
 601 }
 602
 603
 604 void Client::recvMessage(const Message &msg)
 605 {
 606     Message msg_ = msg;
 607     messageProcessor()->process(msg_);
 608 }
 609
 610
 611 void Client::setBufferLastSeenMsg(BufferId id, const MsgId &msgId)
 612 {
 613     if (bufferSyncer())
 614         bufferSyncer()->requestSetLastSeenMsg(id, msgId);
 615 }
 616
 617
 618 void Client::setMarkerLine(BufferId id, const MsgId &msgId)
 619 {
 620     if (bufferSyncer())
 621         bufferSyncer()->requestSetMarkerLine(id, msgId);
 622 }
 623
 624
 625 MsgId Client::markerLine(BufferId id)
 626 {
 627     if (id.isValid() && networkModel())
 628         return networkModel()->markerLineMsgId(id);
 629     return MsgId();
 630 }
 631
 632
 633 void Client::removeBuffer(BufferId id)
 634 {
 635     if (!bufferSyncer()) return;
 636     bufferSyncer()->requestRemoveBuffer(id);
 637 }
 638
 639
 640 void Client::renameBuffer(BufferId bufferId, const QString &newName)
 641 {
 642     if (!bufferSyncer())
 643         return;
 644     bufferSyncer()->requestRenameBuffer(bufferId, newName);
 645 }
 646
 647
 648 void Client::mergeBuffersPermanently(BufferId bufferId1, BufferId bufferId2)
 649 {
 650     if (!bufferSyncer())
 651         return;
 652     bufferSyncer()->requestMergeBuffersPermanently(bufferId1, bufferId2);
 653 }
 654
 655
 656 void Client::purgeKnownBufferIds()
 657 {
 658     if (!bufferSyncer())
 659         return;
 660     bufferSyncer()->requestPurgeBufferIds();
 661 }
 662
 663
 664 void Client::bufferRemoved(BufferId bufferId)
 665 {
 666     // select a sane buffer (status buffer)
 667     /* we have to manually select a buffer because otherwise inconsitent changes
 668      * to the model might occur:
 669      * the result of a buffer removal triggers a change in the selection model.
 670      * the newly selected buffer might be a channel that hasn't been selected yet
 671      * and a new nickview would be created (which never heard of the "rowsAboutToBeRemoved").
 672      * this new view (and/or) its sort filter will then only receive a "rowsRemoved" signal.
 673      */
 674     QModelIndex current = bufferModel()->currentIndex();
 675     if (current.data(NetworkModel::BufferIdRole).value<BufferId>() == bufferId) {
 676         bufferModel()->setCurrentIndex(current.sibling(0, 0));
 677     }
 678
 679     // and remove it from the model
 680     networkModel()->removeBuffer(bufferId);
 681 }
 682
 683
 684 void Client::bufferRenamed(BufferId bufferId, const QString &newName)
 685 {
 686     QModelIndex bufferIndex = networkModel()->bufferIndex(bufferId);
 687     if (bufferIndex.isValid()) {
 688         networkModel()->setData(bufferIndex, newName, Qt::DisplayRole);
 689     }
 690 }
 691
 692
 693 void Client::buffersPermanentlyMerged(BufferId bufferId1, BufferId bufferId2)
 694 {
 695     QModelIndex idx = networkModel()->bufferIndex(bufferId1);
 696     bufferModel()->setCurrentIndex(bufferModel()->mapFromSource(idx));
 697     networkModel()->removeBuffer(bufferId2);
 698 }
 699
 700
 701 void Client::markBufferAsRead(BufferId id)
 702 {
 703     if (bufferSyncer() && id.isValid())
 704         bufferSyncer()->requestMarkBufferAsRead(id);
 705 }
 706
 707
 708 void Client::changePassword(const QString &oldPassword, const QString &newPassword) {
 709     CoreAccount account = currentCoreAccount();
 710     account.setPassword(newPassword);
 711     coreAccountModel()->createOrUpdateAccount(account);
 712     emit instance()->requestPasswordChange(nullptr, account.user(), oldPassword, newPassword);
 713 }
 714
 715
 716 void Client::kickClient(int peerId)
 717 {
 718     emit instance()->requestKickClient(peerId);
 719 }
 720
 721
 722 void Client::corePasswordChanged(PeerPtr, bool success)
 723 {
 724     if (success)
 725         coreAccountModel()->save();
 726     emit passwordChanged(success);
 727 }
 728
 729
 730 #if QT_VERSION < 0x050000
 731 void Client::logMessage(QtMsgType type, const char *msg)
 732 {
 733     fprintf(stderr, "%s\n", msg);
 734     fflush(stderr);
 735     if (type == QtFatalMsg) {
 736         Quassel::logFatalMessage(msg);
 737     }
 738     else {
 739         QString msgString = QString("%1\n").arg(msg);
 740
 741         //Check to see if there is an instance around, else we risk recursions
 742         //when calling instance() and creating new ones.
 743         if (!instanceExists())
 744             return;
 745
 746         instance()->_debugLog << msgString;
 747         emit instance()->logUpdated(msgString);
 748     }
 749 }
 750 #else
 751 void Client::logMessage(QtMsgType type, const QMessageLogContext &context, const QString &msg)
 752 {
 753     Q_UNUSED(context);
 754
 755     fprintf(stderr, "%s\n", msg.toLocal8Bit().constData());
 756     fflush(stderr);
 757     if (type == QtFatalMsg) {
 758         Quassel::logFatalMessage(msg.toLocal8Bit().constData());
 759     }
 760     else {
 761         QString msgString = QString("%1\n").arg(msg);
 762
 763         //Check to see if there is an instance around, else we risk recursions
 764         //when calling instance() and creating new ones.
 765         if (!instanceExists())
 766             return;
 767
 768         instance()->_debugLog << msgString;
 769         emit instance()->logUpdated(msgString);
 770     }
 771 }
 772 #endif