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(new CoreInfo(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 {
 119     _signalProxy->synchronize(_ircListHelper);
 120 }
 121
 122
 123 Client::~Client()
 124 {
 125     disconnectFromCore();
 126 }
 127
 128
 129 void Client::init()
 130 {
 131     _networkModel = new NetworkModel(this);
 132
 133     connect(this, SIGNAL(networkRemoved(NetworkId)),
 134         _networkModel, SLOT(networkRemoved(NetworkId)));
 135
 136     _bufferModel = new BufferModel(_networkModel);
 137     _messageModel = mainUi()->createMessageModel(this);
 138     _messageProcessor = mainUi()->createMessageProcessor(this);
 139     _inputHandler = new ClientUserInputHandler(this);
 140
 141     SignalProxy *p = signalProxy();
 142
 143     p->attachSlot(SIGNAL(displayMsg(const Message &)), this, SLOT(recvMessage(const Message &)));
 144     p->attachSlot(SIGNAL(displayStatusMsg(QString, QString)), this, SLOT(recvStatusMsg(QString, QString)));
 145
 146     p->attachSlot(SIGNAL(bufferInfoUpdated(BufferInfo)), _networkModel, SLOT(bufferUpdated(BufferInfo)));
 147     p->attachSignal(inputHandler(), SIGNAL(sendInput(BufferInfo, QString)));
 148     p->attachSignal(this, SIGNAL(requestNetworkStates()));
 149
 150     p->attachSignal(this, SIGNAL(requestCreateIdentity(const Identity &, const QVariantMap &)), SIGNAL(createIdentity(const Identity &, const QVariantMap &)));
 151     p->attachSignal(this, SIGNAL(requestRemoveIdentity(IdentityId)), SIGNAL(removeIdentity(IdentityId)));
 152     p->attachSlot(SIGNAL(identityCreated(const Identity &)), this, SLOT(coreIdentityCreated(const Identity &)));
 153     p->attachSlot(SIGNAL(identityRemoved(IdentityId)), this, SLOT(coreIdentityRemoved(IdentityId)));
 154
 155     p->attachSignal(this, SIGNAL(requestCreateNetwork(const NetworkInfo &, const QStringList &)), SIGNAL(createNetwork(const NetworkInfo &, const QStringList &)));
 156     p->attachSignal(this, SIGNAL(requestRemoveNetwork(NetworkId)), SIGNAL(removeNetwork(NetworkId)));
 157     p->attachSlot(SIGNAL(networkCreated(NetworkId)), this, SLOT(coreNetworkCreated(NetworkId)));
 158     p->attachSlot(SIGNAL(networkRemoved(NetworkId)), this, SLOT(coreNetworkRemoved(NetworkId)));
 159
 160     p->attachSignal(this, SIGNAL(requestPasswordChange(PeerPtr,QString,QString,QString)), SIGNAL(changePassword(PeerPtr,QString,QString,QString)));
 161     p->attachSlot(SIGNAL(passwordChanged(PeerPtr,bool)), this, SLOT(corePasswordChanged(PeerPtr,bool)));
 162
 163     p->attachSignal(this, SIGNAL(requestKickClient(int)), SIGNAL(kickClient(int)));
 164     p->attachSlot(SIGNAL(disconnectFromCore()), this, SLOT(disconnectFromCore()));
 165
 166     //connect(mainUi(), SIGNAL(connectToCore(const QVariantMap &)), this, SLOT(connectToCore(const QVariantMap &)));
 167     connect(mainUi(), SIGNAL(disconnectFromCore()), this, SLOT(disconnectFromCore()));
 168     connect(this, SIGNAL(connected()), mainUi(), SLOT(connectedToCore()));
 169     connect(this, SIGNAL(disconnected()), mainUi(), SLOT(disconnectedFromCore()));
 170
 171     // attach backlog manager
 172     p->synchronize(backlogManager());
 173     connect(backlogManager(), SIGNAL(messagesReceived(BufferId, int)), _messageModel, SLOT(messagesReceived(BufferId, int)));
 174
 175     coreAccountModel()->load();
 176
 177     // Attach CoreInfo
 178     p->synchronize(coreInfo());
 179
 180     connect(coreConnection(), SIGNAL(stateChanged(CoreConnection::ConnectionState)), SLOT(connectionStateChanged(CoreConnection::ConnectionState)));
 181     coreConnection()->init();
 182 }
 183
 184
 185 /*** public static methods ***/
 186
 187 AbstractUi *Client::mainUi()
 188 {
 189     return instance()->_mainUi;
 190 }
 191
 192
 193 bool Client::isCoreFeatureEnabled(Quassel::Feature feature)
 194 {
 195     return coreConnection()->peer() ? coreConnection()->peer()->hasFeature(feature) : false;
 196 }
 197
 198
 199 bool Client::isConnected()
 200 {
 201     return instance()->_connected;
 202 }
 203
 204
 205 bool Client::internalCore()
 206 {
 207     return currentCoreAccount().isInternal();
 208 }
 209
 210
 211 void Client::onDbUpgradeInProgress(bool inProgress)
 212 {
 213     emit dbUpgradeInProgress(inProgress);
 214 }
 215
 216
 217 void Client::onExitRequested(int exitCode, const QString &reason)
 218 {
 219     if (!reason.isEmpty()) {
 220         qCritical() << reason;
 221         emit exitRequested(reason);
 222     }
 223     QCoreApplication::exit(exitCode);
 224 }
 225
 226
 227 /*** Network handling ***/
 228
 229 QList<NetworkId> Client::networkIds()
 230 {
 231     return instance()->_networks.keys();
 232 }
 233
 234
 235 const Network *Client::network(NetworkId networkid)
 236 {
 237     if (instance()->_networks.contains(networkid)) return instance()->_networks[networkid];
 238     else return 0;
 239 }
 240
 241
 242 void Client::createNetwork(const NetworkInfo &info, const QStringList &persistentChannels)
 243 {
 244     emit instance()->requestCreateNetwork(info, persistentChannels);
 245 }
 246
 247
 248 void Client::removeNetwork(NetworkId id)
 249 {
 250     emit instance()->requestRemoveNetwork(id);
 251 }
 252
 253
 254 void Client::updateNetwork(const NetworkInfo &info)
 255 {
 256     Network *netptr = instance()->_networks.value(info.networkId, 0);
 257     if (!netptr) {
 258         qWarning() << "Update for unknown network requested:" << info;
 259         return;
 260     }
 261     netptr->requestSetNetworkInfo(info);
 262 }
 263
 264
 265 void Client::addNetwork(Network *net)
 266 {
 267     net->setProxy(signalProxy());
 268     signalProxy()->synchronize(net);
 269     networkModel()->attachNetwork(net);
 270     connect(net, SIGNAL(destroyed()), instance(), SLOT(networkDestroyed()));
 271     instance()->_networks[net->networkId()] = net;
 272     emit instance()->networkCreated(net->networkId());
 273 }
 274
 275
 276 void Client::coreNetworkCreated(NetworkId id)
 277 {
 278     if (_networks.contains(id)) {
 279         qWarning() << "Creation of already existing network requested!";
 280         return;
 281     }
 282     Network *net = new Network(id, this);
 283     addNetwork(net);
 284 }
 285
 286
 287 void Client::coreNetworkRemoved(NetworkId id)
 288 {
 289     if (!_networks.contains(id))
 290         return;
 291     Network *net = _networks.take(id);
 292     emit networkRemoved(net->networkId());
 293     net->deleteLater();
 294 }
 295
 296
 297 /*** Identity handling ***/
 298
 299 QList<IdentityId> Client::identityIds()
 300 {
 301     return instance()->_identities.keys();
 302 }
 303
 304
 305 const Identity *Client::identity(IdentityId id)
 306 {
 307     if (instance()->_identities.contains(id)) return instance()->_identities[id];
 308     else return 0;
 309 }
 310
 311
 312 void Client::createIdentity(const CertIdentity &id)
 313 {
 314     QVariantMap additional;
 315 #ifdef HAVE_SSL
 316     additional["KeyPem"] = id.sslKey().toPem();
 317     additional["CertPem"] = id.sslCert().toPem();
 318 #endif
 319     emit instance()->requestCreateIdentity(id, additional);
 320 }
 321
 322
 323 void Client::updateIdentity(IdentityId id, const QVariantMap &ser)
 324 {
 325     Identity *idptr = instance()->_identities.value(id, 0);
 326     if (!idptr) {
 327         qWarning() << "Update for unknown identity requested:" << id;
 328         return;
 329     }
 330     idptr->requestUpdate(ser);
 331 }
 332
 333
 334 void Client::removeIdentity(IdentityId id)
 335 {
 336     emit instance()->requestRemoveIdentity(id);
 337 }
 338
 339
 340 void Client::coreIdentityCreated(const Identity &other)
 341 {
 342     if (!_identities.contains(other.id())) {
 343         Identity *identity = new Identity(other, this);
 344         _identities[other.id()] = identity;
 345         identity->setInitialized();
 346         signalProxy()->synchronize(identity);
 347         emit identityCreated(other.id());
 348     }
 349     else {
 350         qWarning() << tr("Identity already exists in client!");
 351     }
 352 }
 353
 354
 355 void Client::coreIdentityRemoved(IdentityId id)
 356 {
 357     if (_identities.contains(id)) {
 358         emit identityRemoved(id);
 359         Identity *i = _identities.take(id);
 360         i->deleteLater();
 361     }
 362 }
 363
 364
 365 /*** User input handling ***/
 366
 367 void Client::userInput(const BufferInfo &bufferInfo, const QString &message)
 368 {
 369     // we need to make sure that AliasManager is ready before processing input
 370     if (aliasManager() && aliasManager()->isInitialized())
 371         inputHandler()->handleUserInput(bufferInfo, message);
 372     else
 373         instance()->_userInputBuffer.append(qMakePair(bufferInfo, message));
 374 }
 375
 376
 377 void Client::sendBufferedUserInput()
 378 {
 379     for (int i = 0; i < _userInputBuffer.count(); i++)
 380         userInput(_userInputBuffer.at(i).first, _userInputBuffer.at(i).second);
 381
 382     _userInputBuffer.clear();
 383 }
 384
 385
 386 /*** core connection stuff ***/
 387
 388 void Client::connectionStateChanged(CoreConnection::ConnectionState state)
 389 {
 390     switch (state) {
 391     case CoreConnection::Disconnected:
 392         setDisconnectedFromCore();
 393         break;
 394     case CoreConnection::Synchronized:
 395         setSyncedToCore();
 396         break;
 397     default:
 398         break;
 399     }
 400 }
 401
 402
 403 void Client::setSyncedToCore()
 404 {
 405     // create buffersyncer
 406     Q_ASSERT(!_bufferSyncer);
 407     _bufferSyncer = new BufferSyncer(this);
 408     connect(bufferSyncer(), SIGNAL(lastSeenMsgSet(BufferId, MsgId)), _networkModel, SLOT(setLastSeenMsgId(BufferId, MsgId)));
 409     connect(bufferSyncer(), SIGNAL(markerLineSet(BufferId, MsgId)), _networkModel, SLOT(setMarkerLineMsgId(BufferId, MsgId)));
 410     connect(bufferSyncer(), SIGNAL(bufferRemoved(BufferId)), this, SLOT(bufferRemoved(BufferId)));
 411     connect(bufferSyncer(), SIGNAL(bufferRenamed(BufferId, QString)), this, SLOT(bufferRenamed(BufferId, QString)));
 412     connect(bufferSyncer(), SIGNAL(buffersPermanentlyMerged(BufferId, BufferId)), this, SLOT(buffersPermanentlyMerged(BufferId, BufferId)));
 413     connect(bufferSyncer(), SIGNAL(buffersPermanentlyMerged(BufferId, BufferId)), _messageModel, SLOT(buffersPermanentlyMerged(BufferId, BufferId)));
 414     connect(bufferSyncer(), SIGNAL(bufferMarkedAsRead(BufferId)), SIGNAL(bufferMarkedAsRead(BufferId)));
 415     connect(bufferSyncer(), SIGNAL(bufferActivityChanged(BufferId, const Message::Types)), _networkModel, SLOT(bufferActivityChanged(BufferId, const Message::Types)));
 416     connect(bufferSyncer(), SIGNAL(highlightCountChanged(BufferId, int)), _networkModel, SLOT(highlightCountChanged(BufferId, int)));
 417     connect(networkModel(), SIGNAL(requestSetLastSeenMsg(BufferId, MsgId)), bufferSyncer(), SLOT(requestSetLastSeenMsg(BufferId, const MsgId &)));
 418
 419     SignalProxy *p = signalProxy();
 420     p->synchronize(bufferSyncer());
 421
 422     // create a new BufferViewManager
 423     Q_ASSERT(!_bufferViewManager);
 424     _bufferViewManager = new ClientBufferViewManager(p, this);
 425     connect(_bufferViewManager, SIGNAL(initDone()), _bufferViewOverlay, SLOT(restore()));
 426
 427     // create AliasManager
 428     Q_ASSERT(!_aliasManager);
 429     _aliasManager = new ClientAliasManager(this);
 430     connect(aliasManager(), SIGNAL(initDone()), SLOT(sendBufferedUserInput()));
 431     p->synchronize(aliasManager());
 432
 433     // create NetworkConfig
 434     Q_ASSERT(!_networkConfig);
 435     _networkConfig = new NetworkConfig("GlobalNetworkConfig", this);
 436     p->synchronize(networkConfig());
 437
 438     // create IgnoreListManager
 439     Q_ASSERT(!_ignoreListManager);
 440     _ignoreListManager = new ClientIgnoreListManager(this);
 441     p->synchronize(ignoreListManager());
 442
 443     // create Core-Side HighlightRuleManager
 444     Q_ASSERT(!_highlightRuleManager);
 445     _highlightRuleManager = new HighlightRuleManager(this);
 446     p->synchronize(highlightRuleManager());
 447
 448 /*  not ready yet
 449     // create TransferManager and DccConfig if core supports them
 450     Q_ASSERT(!_dccConfig);
 451     Q_ASSERT(!_transferManager);
 452     if (isCoreFeatureEnabled(Quassel::Feature::DccFileTransfer)) {
 453         _dccConfig = new DccConfig(this);
 454         p->synchronize(dccConfig());
 455         _transferManager = new ClientTransferManager(this);
 456         _transferModel->setManager(_transferManager);
 457         p->synchronize(transferManager());
 458     }
 459 */
 460
 461     // trigger backlog request once all active bufferviews are initialized
 462     connect(bufferViewOverlay(), SIGNAL(initDone()), this, SLOT(finishConnectionInitialization()));
 463
 464     _connected = true;
 465     emit connected();
 466     emit coreConnectionStateChanged(true);
 467 }
 468
 469 void Client::finishConnectionInitialization()
 470 {
 471     // usually it _should_ take longer until the bufferViews are initialized, so that's what
 472     // triggers this slot. But we have to make sure that we know all buffers yet.
 473     // so we check the BufferSyncer and in case it wasn't initialized we wait for that instead
 474     if (!bufferSyncer()->isInitialized()) {
 475         disconnect(bufferViewOverlay(), SIGNAL(initDone()), this, SLOT(finishConnectionInitialization()));
 476         connect(bufferSyncer(), SIGNAL(initDone()), this, SLOT(finishConnectionInitialization()));
 477         return;
 478     }
 479     disconnect(bufferViewOverlay(), SIGNAL(initDone()), this, SLOT(finishConnectionInitialization()));
 480     disconnect(bufferSyncer(), SIGNAL(initDone()), this, SLOT(finishConnectionInitialization()));
 481
 482     requestInitialBacklog();
 483     if (isCoreFeatureEnabled(Quassel::Feature::BufferActivitySync)) {
 484         bufferSyncer()->markActivitiesChanged();
 485         bufferSyncer()->markHighlightCountsChanged();
 486     }
 487 }
 488
 489
 490 void Client::requestInitialBacklog()
 491 {
 492     _backlogManager->requestInitialBacklog();
 493 }
 494
 495
 496 void Client::requestLegacyCoreInfo()
 497 {
 498     // On older cores, the CoreInfo object was only synchronized on demand.  Synchronize now if
 499     // needed.
 500     if (isConnected() && !isCoreFeatureEnabled(Quassel::Feature::SyncedCoreInfo)) {
 501         // Delete the existing core info object (it will always exist as client is single-threaded)
 502         _coreInfo->deleteLater();
 503         // No need to set to null when creating new one immediately after
 504
 505         // Create a fresh, unsynchronized CoreInfo object, emulating legacy behavior of CoreInfo not
 506         // persisting
 507         _coreInfo = new CoreInfo(this);
 508         // Synchronize the new object
 509         signalProxy()->synchronize(_coreInfo);
 510
 511         // Let others know signal handlers have been reset
 512         emit coreInfoResynchronized();
 513     }
 514 }
 515
 516
 517 void Client::disconnectFromCore()
 518 {
 519     if (!coreConnection()->isConnected())
 520         return;
 521
 522     coreConnection()->disconnectFromCore();
 523 }
 524
 525
 526 void Client::setDisconnectedFromCore()
 527 {
 528     _connected = false;
 529
 530     emit disconnected();
 531     emit coreConnectionStateChanged(false);
 532
 533     backlogManager()->reset();
 534     messageProcessor()->reset();
 535
 536     // Clear internal data. Hopefully nothing relies on it at this point.
 537
 538     if (_bufferSyncer) {
 539         _bufferSyncer->deleteLater();
 540         _bufferSyncer = 0;
 541     }
 542
 543     _coreInfo->reset();
 544
 545     if (_bufferViewManager) {
 546         _bufferViewManager->deleteLater();
 547         _bufferViewManager = 0;
 548     }
 549
 550     _bufferViewOverlay->reset();
 551
 552     if (_aliasManager) {
 553         _aliasManager->deleteLater();
 554         _aliasManager = 0;
 555     }
 556
 557     if (_ignoreListManager) {
 558         _ignoreListManager->deleteLater();
 559         _ignoreListManager = 0;
 560     }
 561
 562     if (_highlightRuleManager) {
 563         _highlightRuleManager->deleteLater();
 564         _highlightRuleManager = nullptr;
 565     }
 566
 567     if (_transferManager) {
 568         _transferModel->setManager(nullptr);
 569         _transferManager->deleteLater();
 570         _transferManager = nullptr;
 571     }
 572
 573     if (_dccConfig) {
 574         _dccConfig->deleteLater();
 575         _dccConfig = nullptr;
 576     }
 577
 578     // we probably don't want to save pending input for reconnect
 579     _userInputBuffer.clear();
 580
 581     _messageModel->clear();
 582     _networkModel->clear();
 583
 584     QHash<NetworkId, Network *>::iterator netIter = _networks.begin();
 585     while (netIter != _networks.end()) {
 586         Network *net = netIter.value();
 587         emit networkRemoved(net->networkId());
 588         disconnect(net, SIGNAL(destroyed()), this, 0);
 589         netIter = _networks.erase(netIter);
 590         net->deleteLater();
 591     }
 592     Q_ASSERT(_networks.isEmpty());
 593
 594     QHash<IdentityId, Identity *>::iterator idIter = _identities.begin();
 595     while (idIter != _identities.end()) {
 596         emit identityRemoved(idIter.key());
 597         Identity *id = idIter.value();
 598         idIter = _identities.erase(idIter);
 599         id->deleteLater();
 600     }
 601     Q_ASSERT(_identities.isEmpty());
 602
 603     if (_networkConfig) {
 604         _networkConfig->deleteLater();
 605         _networkConfig = 0;
 606     }
 607 }
 608
 609
 610 /*** ***/
 611
 612 void Client::networkDestroyed()
 613 {
 614     Network *net = static_cast<Network *>(sender());
 615     QHash<NetworkId, Network *>::iterator netIter = _networks.begin();
 616     while (netIter != _networks.end()) {
 617         if (*netIter == net) {
 618             netIter = _networks.erase(netIter);
 619             break;
 620         }
 621         else {
 622             ++netIter;
 623         }
 624     }
 625 }
 626
 627
 628 // Hmm... we never used this...
 629 void Client::recvStatusMsg(QString /*net*/, QString /*msg*/)
 630 {
 631     //recvMessage(net, Message::server("", QString("[STATUS] %1").arg(msg)));
 632 }
 633
 634
 635 void Client::recvMessage(const Message &msg)
 636 {
 637     Message msg_ = msg;
 638     messageProcessor()->process(msg_);
 639 }
 640
 641
 642 void Client::setBufferLastSeenMsg(BufferId id, const MsgId &msgId)
 643 {
 644     if (bufferSyncer())
 645         bufferSyncer()->requestSetLastSeenMsg(id, msgId);
 646 }
 647
 648
 649 void Client::setMarkerLine(BufferId id, const MsgId &msgId)
 650 {
 651     if (bufferSyncer())
 652         bufferSyncer()->requestSetMarkerLine(id, msgId);
 653 }
 654
 655
 656 MsgId Client::markerLine(BufferId id)
 657 {
 658     if (id.isValid() && networkModel())
 659         return networkModel()->markerLineMsgId(id);
 660     return MsgId();
 661 }
 662
 663
 664 void Client::removeBuffer(BufferId id)
 665 {
 666     if (!bufferSyncer()) return;
 667     bufferSyncer()->requestRemoveBuffer(id);
 668 }
 669
 670
 671 void Client::renameBuffer(BufferId bufferId, const QString &newName)
 672 {
 673     if (!bufferSyncer())
 674         return;
 675     bufferSyncer()->requestRenameBuffer(bufferId, newName);
 676 }
 677
 678
 679 void Client::mergeBuffersPermanently(BufferId bufferId1, BufferId bufferId2)
 680 {
 681     if (!bufferSyncer())
 682         return;
 683     bufferSyncer()->requestMergeBuffersPermanently(bufferId1, bufferId2);
 684 }
 685
 686
 687 void Client::purgeKnownBufferIds()
 688 {
 689     if (!bufferSyncer())
 690         return;
 691     bufferSyncer()->requestPurgeBufferIds();
 692 }
 693
 694
 695 void Client::bufferRemoved(BufferId bufferId)
 696 {
 697     // select a sane buffer (status buffer)
 698     /* we have to manually select a buffer because otherwise inconsitent changes
 699      * to the model might occur:
 700      * the result of a buffer removal triggers a change in the selection model.
 701      * the newly selected buffer might be a channel that hasn't been selected yet
 702      * and a new nickview would be created (which never heard of the "rowsAboutToBeRemoved").
 703      * this new view (and/or) its sort filter will then only receive a "rowsRemoved" signal.
 704      */
 705     QModelIndex current = bufferModel()->currentIndex();
 706     if (current.data(NetworkModel::BufferIdRole).value<BufferId>() == bufferId) {
 707         bufferModel()->setCurrentIndex(current.sibling(0, 0));
 708     }
 709
 710     // and remove it from the model
 711     networkModel()->removeBuffer(bufferId);
 712 }
 713
 714
 715 void Client::bufferRenamed(BufferId bufferId, const QString &newName)
 716 {
 717     QModelIndex bufferIndex = networkModel()->bufferIndex(bufferId);
 718     if (bufferIndex.isValid()) {
 719         networkModel()->setData(bufferIndex, newName, Qt::DisplayRole);
 720     }
 721 }
 722
 723
 724 void Client::buffersPermanentlyMerged(BufferId bufferId1, BufferId bufferId2)
 725 {
 726     QModelIndex idx = networkModel()->bufferIndex(bufferId1);
 727     bufferModel()->setCurrentIndex(bufferModel()->mapFromSource(idx));
 728     networkModel()->removeBuffer(bufferId2);
 729 }
 730
 731
 732 void Client::markBufferAsRead(BufferId id)
 733 {
 734     if (bufferSyncer() && id.isValid())
 735         bufferSyncer()->requestMarkBufferAsRead(id);
 736 }
 737
 738
 739 void Client::refreshLegacyCoreInfo()
 740 {
 741     instance()->requestLegacyCoreInfo();
 742 }
 743
 744
 745 void Client::changePassword(const QString &oldPassword, const QString &newPassword) {
 746     CoreAccount account = currentCoreAccount();
 747     account.setPassword(newPassword);
 748     coreAccountModel()->createOrUpdateAccount(account);
 749     emit instance()->requestPasswordChange(nullptr, account.user(), oldPassword, newPassword);
 750 }
 751
 752
 753 void Client::kickClient(int peerId)
 754 {
 755     emit instance()->requestKickClient(peerId);
 756 }
 757
 758
 759 void Client::corePasswordChanged(PeerPtr, bool success)
 760 {
 761     if (success)
 762         coreAccountModel()->save();
 763     emit passwordChanged(success);
 764 }