src/client/client.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-09 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  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, 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 "clientuserinputhandler.h"
  38 #include "coreaccountmodel.h"
  39 #include "coreconnection.h"
  40 #include "ircchannel.h"
  41 #include "ircuser.h"
  42 #include "message.h"
  43 #include "messagemodel.h"
  44 #include "network.h"
  45 #include "networkconfig.h"
  46 #include "networkmodel.h"
  47 #include "quassel.h"
  48 #include "signalproxy.h"
  49 #include "util.h"
  50
  51 #include <stdio.h>
  52 #include <stdlib.h>
  53
  54 QPointer<Client> Client::instanceptr = 0;
  55
  56 /*** Initialization/destruction ***/
  57
  58 bool Client::instanceExists()
  59 {
  60   return instanceptr;
  61 }
  62
  63 Client *Client::instance() {
  64   if(!instanceptr)
  65     instanceptr = new Client();
  66   return instanceptr;
  67 }
  68
  69 void Client::destroy() {
  70   if(instanceptr) {
  71     delete instanceptr->mainUi();
  72     instanceptr->deleteLater();
  73     instanceptr = 0;
  74   }
  75 }
  76
  77 void Client::init(AbstractUi *ui) {
  78   instance()->_mainUi = ui;
  79   instance()->init();
  80 }
  81
  82 Client::Client(QObject *parent)
  83   : QObject(parent),
  84     _signalProxy(new SignalProxy(SignalProxy::Client, this)),
  85     _mainUi(0),
  86     _networkModel(0),
  87     _bufferModel(0),
  88     _bufferSyncer(0),
  89     _aliasManager(0),
  90     _backlogManager(new ClientBacklogManager(this)),
  91     _bufferViewManager(0),
  92     _bufferViewOverlay(new BufferViewOverlay(this)),
  93     _ircListHelper(new ClientIrcListHelper(this)),
  94     _inputHandler(0),
  95     _networkConfig(0),
  96     _ignoreListManager(0),
  97     _messageModel(0),
  98     _messageProcessor(0),
  99     _coreAccountModel(new CoreAccountModel(this)),
 100     _coreConnection(new CoreConnection(_coreAccountModel, this)),
 101     _debugLog(&_debugLogBuffer)
 102 {
 103   _signalProxy->synchronize(_ircListHelper);
 104 }
 105
 106 Client::~Client() {
 107   disconnectFromCore();
 108 }
 109
 110 void Client::init() {
 111   _networkModel = new NetworkModel(this);
 112
 113   connect(this, SIGNAL(networkRemoved(NetworkId)),
 114           _networkModel, SLOT(networkRemoved(NetworkId)));
 115
 116   _bufferModel = new BufferModel(_networkModel);
 117   _messageModel = mainUi()->createMessageModel(this);
 118   _messageProcessor = mainUi()->createMessageProcessor(this);
 119   _inputHandler = new ClientUserInputHandler(this);
 120
 121   SignalProxy *p = signalProxy();
 122
 123   p->attachSlot(SIGNAL(displayMsg(const Message &)), this, SLOT(recvMessage(const Message &)));
 124   p->attachSlot(SIGNAL(displayStatusMsg(QString, QString)), this, SLOT(recvStatusMsg(QString, QString)));
 125
 126   p->attachSlot(SIGNAL(bufferInfoUpdated(BufferInfo)), _networkModel, SLOT(bufferUpdated(BufferInfo)));
 127   p->attachSignal(inputHandler(), SIGNAL(sendInput(BufferInfo, QString)));
 128   p->attachSignal(this, SIGNAL(requestNetworkStates()));
 129
 130   p->attachSignal(this, SIGNAL(requestCreateIdentity(const Identity &, const QVariantMap &)), SIGNAL(createIdentity(const Identity &, const QVariantMap &)));
 131   p->attachSignal(this, SIGNAL(requestRemoveIdentity(IdentityId)), SIGNAL(removeIdentity(IdentityId)));
 132   p->attachSlot(SIGNAL(identityCreated(const Identity &)), this, SLOT(coreIdentityCreated(const Identity &)));
 133   p->attachSlot(SIGNAL(identityRemoved(IdentityId)), this, SLOT(coreIdentityRemoved(IdentityId)));
 134
 135   p->attachSignal(this, SIGNAL(requestCreateNetwork(const NetworkInfo &, const QStringList &)), SIGNAL(createNetwork(const NetworkInfo &, const QStringList &)));
 136   p->attachSignal(this, SIGNAL(requestRemoveNetwork(NetworkId)), SIGNAL(removeNetwork(NetworkId)));
 137   p->attachSlot(SIGNAL(networkCreated(NetworkId)), this, SLOT(coreNetworkCreated(NetworkId)));
 138   p->attachSlot(SIGNAL(networkRemoved(NetworkId)), this, SLOT(coreNetworkRemoved(NetworkId)));
 139
 140   //connect(mainUi(), SIGNAL(connectToCore(const QVariantMap &)), this, SLOT(connectToCore(const QVariantMap &)));
 141   connect(mainUi(), SIGNAL(disconnectFromCore()), this, SLOT(disconnectFromCore()));
 142   connect(this, SIGNAL(connected()), mainUi(), SLOT(connectedToCore()));
 143   connect(this, SIGNAL(disconnected()), mainUi(), SLOT(disconnectedFromCore()));
 144
 145   // attach backlog manager
 146   p->synchronize(backlogManager());
 147   connect(backlogManager(), SIGNAL(messagesReceived(BufferId, int)), _messageModel, SLOT(messagesReceived(BufferId, int)));
 148
 149   coreAccountModel()->load();
 150
 151   connect(coreConnection(), SIGNAL(stateChanged(CoreConnection::ConnectionState)), SLOT(connectionStateChanged(CoreConnection::ConnectionState)));
 152   coreConnection()->init();
 153 }
 154
 155 /*** public static methods ***/
 156
 157 AbstractUi *Client::mainUi() {
 158   return instance()->_mainUi;
 159 }
 160
 161 bool Client::isConnected() {
 162   return coreConnection()->state() >= CoreConnection::Connected;
 163 }
 164
 165 bool Client::isSynced() {
 166   return coreConnection()->state() == CoreConnection::Synchronized;
 167 }
 168
 169 bool Client::internalCore() {
 170   return currentCoreAccount().isInternal();
 171 }
 172
 173 /*** Network handling ***/
 174
 175 QList<NetworkId> Client::networkIds() {
 176   return instance()->_networks.keys();
 177 }
 178
 179 const Network * Client::network(NetworkId networkid) {
 180   if(instance()->_networks.contains(networkid)) return instance()->_networks[networkid];
 181   else return 0;
 182 }
 183
 184 void Client::createNetwork(const NetworkInfo &info, const QStringList &persistentChannels) {
 185   emit instance()->requestCreateNetwork(info, persistentChannels);
 186 }
 187
 188 void Client::removeNetwork(NetworkId id) {
 189   emit instance()->requestRemoveNetwork(id);
 190 }
 191
 192 void Client::updateNetwork(const NetworkInfo &info) {
 193   Network *netptr = instance()->_networks.value(info.networkId, 0);
 194   if(!netptr) {
 195     qWarning() << "Update for unknown network requested:" << info;
 196     return;
 197   }
 198   netptr->requestSetNetworkInfo(info);
 199 }
 200
 201 void Client::addNetwork(Network *net) {
 202   net->setProxy(signalProxy());
 203   signalProxy()->synchronize(net);
 204   networkModel()->attachNetwork(net);
 205   connect(net, SIGNAL(destroyed()), instance(), SLOT(networkDestroyed()));
 206   instance()->_networks[net->networkId()] = net;
 207   emit instance()->networkCreated(net->networkId());
 208 }
 209
 210 void Client::coreNetworkCreated(NetworkId id) {
 211   if(_networks.contains(id)) {
 212     qWarning() << "Creation of already existing network requested!";
 213     return;
 214   }
 215   Network *net = new Network(id, this);
 216   addNetwork(net);
 217 }
 218
 219 void Client::coreNetworkRemoved(NetworkId id) {
 220   if(!_networks.contains(id))
 221     return;
 222   Network *net = _networks.take(id);
 223   emit networkRemoved(net->networkId());
 224   net->deleteLater();
 225 }
 226
 227 /*** Identity handling ***/
 228
 229 QList<IdentityId> Client::identityIds() {
 230   return instance()->_identities.keys();
 231 }
 232
 233 const Identity *Client::identity(IdentityId id) {
 234   if(instance()->_identities.contains(id)) return instance()->_identities[id];
 235   else return 0;
 236 }
 237
 238 void Client::createIdentity(const CertIdentity &id) {
 239   QVariantMap additional;
 240 #ifdef HAVE_SSL
 241   additional["KeyPem"] = id.sslKey().toPem();
 242   additional["CertPem"] = id.sslCert().toPem();
 243 #endif
 244   emit instance()->requestCreateIdentity(id, additional);
 245 }
 246
 247 void Client::updateIdentity(IdentityId id, const QVariantMap &ser) {
 248   Identity *idptr = instance()->_identities.value(id, 0);
 249   if(!idptr) {
 250     qWarning() << "Update for unknown identity requested:" << id;
 251     return;
 252   }
 253   idptr->requestUpdate(ser);
 254 }
 255
 256 void Client::removeIdentity(IdentityId id) {
 257   emit instance()->requestRemoveIdentity(id);
 258 }
 259
 260 void Client::coreIdentityCreated(const Identity &other) {
 261   if(!_identities.contains(other.id())) {
 262     Identity *identity = new Identity(other, this);
 263     _identities[other.id()] = identity;
 264     identity->setInitialized();
 265     signalProxy()->synchronize(identity);
 266     emit identityCreated(other.id());
 267   } else {
 268     qWarning() << tr("Identity already exists in client!");
 269   }
 270 }
 271
 272 void Client::coreIdentityRemoved(IdentityId id) {
 273   if(_identities.contains(id)) {
 274     emit identityRemoved(id);
 275     Identity *i = _identities.take(id);
 276     i->deleteLater();
 277   }
 278 }
 279
 280 /*** User input handling ***/
 281
 282 void Client::userInput(const BufferInfo &bufferInfo, const QString &message) {
 283   // we need to make sure that AliasManager is ready before processing input
 284   if(aliasManager() && aliasManager()->isInitialized())
 285     inputHandler()->handleUserInput(bufferInfo, message);
 286   else
 287    instance()-> _userInputBuffer.append(qMakePair(bufferInfo, message));
 288 }
 289
 290 void Client::sendBufferedUserInput() {
 291   for(int i = 0; i < _userInputBuffer.count(); i++)
 292     userInput(_userInputBuffer.at(i).first, _userInputBuffer.at(i).second);
 293
 294   _userInputBuffer.clear();
 295 }
 296
 297 /*** core connection stuff ***/
 298
 299 void Client::connectionStateChanged(CoreConnection::ConnectionState state) {
 300   switch(state) {
 301   case CoreConnection::Disconnected:
 302     setDisconnectedFromCore();
 303     break;
 304   case CoreConnection::Synchronized:
 305     setSyncedToCore();
 306     break;
 307   default:
 308     break;
 309   }
 310 }
 311
 312 void Client::setSyncedToCore() {
 313   // create buffersyncer
 314   Q_ASSERT(!_bufferSyncer);
 315   _bufferSyncer = new BufferSyncer(this);
 316   connect(bufferSyncer(), SIGNAL(lastSeenMsgSet(BufferId, MsgId)), _networkModel, SLOT(setLastSeenMsgId(BufferId, MsgId)));
 317   connect(bufferSyncer(), SIGNAL(bufferRemoved(BufferId)), this, SLOT(bufferRemoved(BufferId)));
 318   connect(bufferSyncer(), SIGNAL(bufferRenamed(BufferId, QString)), this, SLOT(bufferRenamed(BufferId, QString)));
 319   connect(bufferSyncer(), SIGNAL(buffersPermanentlyMerged(BufferId, BufferId)), this, SLOT(buffersPermanentlyMerged(BufferId, BufferId)));
 320   connect(bufferSyncer(), SIGNAL(buffersPermanentlyMerged(BufferId, BufferId)), _messageModel, SLOT(buffersPermanentlyMerged(BufferId, BufferId)));
 321   connect(networkModel(), SIGNAL(setLastSeenMsg(BufferId, MsgId)), bufferSyncer(), SLOT(requestSetLastSeenMsg(BufferId, const MsgId &)));
 322   signalProxy()->synchronize(bufferSyncer());
 323
 324   // create a new BufferViewManager
 325   Q_ASSERT(!_bufferViewManager);
 326   _bufferViewManager = new ClientBufferViewManager(signalProxy(), this);
 327   connect(bufferViewManager(), SIGNAL(initDone()), this, SLOT(createDefaultBufferView()));
 328
 329   // create AliasManager
 330   Q_ASSERT(!_aliasManager);
 331   _aliasManager = new ClientAliasManager(this);
 332   connect(aliasManager(), SIGNAL(initDone()), SLOT(sendBufferedUserInput()));
 333   signalProxy()->synchronize(aliasManager());
 334
 335   // create NetworkConfig
 336   Q_ASSERT(!_networkConfig);
 337   _networkConfig = new NetworkConfig("GlobalNetworkConfig", this);
 338   signalProxy()->synchronize(networkConfig());
 339
 340   // create IgnoreListManager
 341   Q_ASSERT(!_ignoreListManager);
 342   _ignoreListManager = new ClientIgnoreListManager(this);
 343   signalProxy()->synchronize(ignoreListManager());
 344
 345   // trigger backlog request once all active bufferviews are initialized
 346   connect(bufferViewOverlay(), SIGNAL(initDone()), this, SLOT(requestInitialBacklog()));
 347
 348   emit connected();
 349   emit coreConnectionStateChanged(true);
 350 }
 351
 352 void Client::requestInitialBacklog() {
 353   // usually it _should_ take longer until the bufferViews are initialized, so that's what
 354   // triggers this slot. But we have to make sure that we know all buffers yet.
 355   // so we check the BufferSyncer and in case it wasn't initialized we wait for that instead
 356   if(!bufferSyncer()->isInitialized()) {
 357     connect(bufferViewOverlay(), SIGNAL(initDone()), this, SLOT(requestInitialBacklog()));
 358     connect(bufferSyncer(), SIGNAL(initDone()), this, SLOT(requestInitialBacklog()));
 359     return;
 360   }
 361   _backlogManager->requestInitialBacklog();
 362 }
 363
 364 void Client::createDefaultBufferView() {
 365   if(bufferViewManager()->bufferViewConfigs().isEmpty()) {
 366     BufferViewConfig config(-1);
 367     config.setBufferViewName(tr("All Chats"));
 368     config.initSetBufferList(networkModel()->allBufferIdsSorted());
 369     bufferViewManager()->requestCreateBufferView(config.toVariantMap());
 370   }
 371 }
 372
 373 void Client::disconnectFromCore() {
 374   if(!coreConnection()->isConnected())
 375     return;
 376
 377   coreConnection()->disconnectFromCore();
 378 }
 379
 380 void Client::setDisconnectedFromCore() {
 381   emit disconnected();
 382   emit coreConnectionStateChanged(false);
 383
 384   backlogManager()->reset();
 385   messageProcessor()->reset();
 386
 387   // Clear internal data. Hopefully nothing relies on it at this point.
 388
 389   if(_bufferSyncer) {
 390     _bufferSyncer->deleteLater();
 391     _bufferSyncer = 0;
 392   }
 393
 394   if(_bufferViewManager) {
 395     _bufferViewManager->deleteLater();
 396     _bufferViewManager = 0;
 397   }
 398
 399   if(_aliasManager) {
 400     _aliasManager->deleteLater();
 401     _aliasManager = 0;
 402   }
 403
 404   if(_ignoreListManager) {
 405     _ignoreListManager->deleteLater();
 406     _ignoreListManager = 0;
 407   }
 408   // we probably don't want to save pending input for reconnect
 409   _userInputBuffer.clear();
 410
 411   _messageModel->clear();
 412   _networkModel->clear();
 413
 414   QHash<NetworkId, Network*>::iterator netIter = _networks.begin();
 415   while(netIter != _networks.end()) {
 416     Network *net = netIter.value();
 417     emit networkRemoved(net->networkId());
 418     disconnect(net, SIGNAL(destroyed()), this, 0);
 419     netIter = _networks.erase(netIter);
 420     net->deleteLater();
 421   }
 422   Q_ASSERT(_networks.isEmpty());
 423
 424   QHash<IdentityId, Identity *>::iterator idIter = _identities.begin();
 425   while(idIter != _identities.end()) {
 426     emit identityRemoved(idIter.key());
 427     Identity *id = idIter.value();
 428     idIter = _identities.erase(idIter);
 429     id->deleteLater();
 430   }
 431   Q_ASSERT(_identities.isEmpty());
 432
 433   if(_networkConfig) {
 434     _networkConfig->deleteLater();
 435     _networkConfig = 0;
 436   }
 437 }
 438
 439 /*** ***/
 440
 441 void Client::networkDestroyed() {
 442   Network *net = static_cast<Network *>(sender());
 443   QHash<NetworkId, Network *>::iterator netIter = _networks.begin();
 444   while(netIter != _networks.end()) {
 445     if(*netIter == net) {
 446       netIter = _networks.erase(netIter);
 447       break;
 448     } else {
 449       netIter++;
 450     }
 451   }
 452 }
 453
 454 // Hmm... we never used this...
 455 void Client::recvStatusMsg(QString /*net*/, QString /*msg*/) {
 456   //recvMessage(net, Message::server("", QString("[STATUS] %1").arg(msg)));
 457 }
 458
 459 void Client::recvMessage(const Message &msg) {
 460   Message msg_ = msg;
 461   messageProcessor()->process(msg_);
 462 }
 463
 464 void Client::setBufferLastSeenMsg(BufferId id, const MsgId &msgId) {
 465   if(!bufferSyncer())
 466     return;
 467   bufferSyncer()->requestSetLastSeenMsg(id, msgId);
 468 }
 469
 470 void Client::removeBuffer(BufferId id) {
 471   if(!bufferSyncer()) return;
 472   bufferSyncer()->requestRemoveBuffer(id);
 473 }
 474
 475 void Client::renameBuffer(BufferId bufferId, const QString &newName) {
 476   if(!bufferSyncer())
 477     return;
 478   bufferSyncer()->requestRenameBuffer(bufferId, newName);
 479 }
 480
 481 void Client::mergeBuffersPermanently(BufferId bufferId1, BufferId bufferId2) {
 482   if(!bufferSyncer())
 483     return;
 484   bufferSyncer()->requestMergeBuffersPermanently(bufferId1, bufferId2);
 485 }
 486
 487 void Client::purgeKnownBufferIds() {
 488   if(!bufferSyncer())
 489     return;
 490   bufferSyncer()->requestPurgeBufferIds();
 491 }
 492
 493 void Client::bufferRemoved(BufferId bufferId) {
 494   // select a sane buffer (status buffer)
 495   /* we have to manually select a buffer because otherwise inconsitent changes
 496    * to the model might occur:
 497    * the result of a buffer removal triggers a change in the selection model.
 498    * the newly selected buffer might be a channel that hasn't been selected yet
 499    * and a new nickview would be created (which never heard of the "rowsAboutToBeRemoved").
 500    * this new view (and/or) its sort filter will then only receive a "rowsRemoved" signal.
 501    */
 502   QModelIndex current = bufferModel()->currentIndex();
 503   if(current.data(NetworkModel::BufferIdRole).value<BufferId>() == bufferId) {
 504     bufferModel()->setCurrentIndex(current.sibling(0,0));
 505   }
 506
 507   // and remove it from the model
 508   networkModel()->removeBuffer(bufferId);
 509 }
 510
 511 void Client::bufferRenamed(BufferId bufferId, const QString &newName) {
 512   QModelIndex bufferIndex = networkModel()->bufferIndex(bufferId);
 513   if(bufferIndex.isValid()) {
 514     networkModel()->setData(bufferIndex, newName, Qt::DisplayRole);
 515   }
 516 }
 517
 518 void Client::buffersPermanentlyMerged(BufferId bufferId1, BufferId bufferId2) {
 519   QModelIndex idx = networkModel()->bufferIndex(bufferId1);
 520   bufferModel()->setCurrentIndex(bufferModel()->mapFromSource(idx));
 521   networkModel()->removeBuffer(bufferId2);
 522 }
 523
 524 void Client::logMessage(QtMsgType type, const char *msg) {
 525   fprintf(stderr, "%s\n", msg);
 526   fflush(stderr);
 527   if(type == QtFatalMsg) {
 528     Quassel::logFatalMessage(msg);
 529   } else {
 530     QString msgString = QString("%1\n").arg(msg);
 531
 532     //Check to see if there is an instance around, else we risk recursions
 533     //when calling instance() and creating new ones.
 534     if (!instanceExists())
 535       return;
 536
 537     instance()->_debugLog << msgString;
 538     emit instance()->logUpdated(msgString);
 539   }
 540 }