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 Quassel::Features Client::_coreFeatures = 0;
  56
  57 /*** Initialization/destruction ***/
  58
  59 bool Client::instanceExists()
  60 {
  61   return instanceptr;
  62 }
  63
  64 Client *Client::instance() {
  65   if(!instanceptr)
  66     instanceptr = new Client();
  67   return instanceptr;
  68 }
  69
  70 void Client::destroy() {
  71   if(instanceptr) {
  72     delete instanceptr->mainUi();
  73     instanceptr->deleteLater();
  74     instanceptr = 0;
  75   }
  76 }
  77
  78 void Client::init(AbstractUi *ui) {
  79   instance()->_mainUi = ui;
  80   instance()->init();
  81 }
  82
  83 Client::Client(QObject *parent)
  84   : QObject(parent),
  85     _signalProxy(new SignalProxy(SignalProxy::Client, this)),
  86     _mainUi(0),
  87     _networkModel(0),
  88     _bufferModel(0),
  89     _bufferSyncer(0),
  90     _aliasManager(0),
  91     _backlogManager(new ClientBacklogManager(this)),
  92     _bufferViewManager(0),
  93     _bufferViewOverlay(new BufferViewOverlay(this)),
  94     _ircListHelper(new ClientIrcListHelper(this)),
  95     _inputHandler(0),
  96     _networkConfig(0),
  97     _ignoreListManager(0),
  98     _messageModel(0),
  99     _messageProcessor(0),
 100     _coreAccountModel(new CoreAccountModel(this)),
 101     _coreConnection(new CoreConnection(_coreAccountModel, this)),
 102     _connected(false),
 103     _debugLog(&_debugLogBuffer)
 104 {
 105   _signalProxy->synchronize(_ircListHelper);
 106 }
 107
 108 Client::~Client() {
 109   disconnectFromCore();
 110 }
 111
 112 void Client::init() {
 113   _networkModel = new NetworkModel(this);
 114
 115   connect(this, SIGNAL(networkRemoved(NetworkId)),
 116           _networkModel, SLOT(networkRemoved(NetworkId)));
 117
 118   _bufferModel = new BufferModel(_networkModel);
 119   _messageModel = mainUi()->createMessageModel(this);
 120   _messageProcessor = mainUi()->createMessageProcessor(this);
 121   _inputHandler = new ClientUserInputHandler(this);
 122
 123   SignalProxy *p = signalProxy();
 124
 125   p->attachSlot(SIGNAL(displayMsg(const Message &)), this, SLOT(recvMessage(const Message &)));
 126   p->attachSlot(SIGNAL(displayStatusMsg(QString, QString)), this, SLOT(recvStatusMsg(QString, QString)));
 127
 128   p->attachSlot(SIGNAL(bufferInfoUpdated(BufferInfo)), _networkModel, SLOT(bufferUpdated(BufferInfo)));
 129   p->attachSignal(inputHandler(), SIGNAL(sendInput(BufferInfo, QString)));
 130   p->attachSignal(this, SIGNAL(requestNetworkStates()));
 131
 132   p->attachSignal(this, SIGNAL(requestCreateIdentity(const Identity &, const QVariantMap &)), SIGNAL(createIdentity(const Identity &, const QVariantMap &)));
 133   p->attachSignal(this, SIGNAL(requestRemoveIdentity(IdentityId)), SIGNAL(removeIdentity(IdentityId)));
 134   p->attachSlot(SIGNAL(identityCreated(const Identity &)), this, SLOT(coreIdentityCreated(const Identity &)));
 135   p->attachSlot(SIGNAL(identityRemoved(IdentityId)), this, SLOT(coreIdentityRemoved(IdentityId)));
 136
 137   p->attachSignal(this, SIGNAL(requestCreateNetwork(const NetworkInfo &, const QStringList &)), SIGNAL(createNetwork(const NetworkInfo &, const QStringList &)));
 138   p->attachSignal(this, SIGNAL(requestRemoveNetwork(NetworkId)), SIGNAL(removeNetwork(NetworkId)));
 139   p->attachSlot(SIGNAL(networkCreated(NetworkId)), this, SLOT(coreNetworkCreated(NetworkId)));
 140   p->attachSlot(SIGNAL(networkRemoved(NetworkId)), this, SLOT(coreNetworkRemoved(NetworkId)));
 141
 142   //connect(mainUi(), SIGNAL(connectToCore(const QVariantMap &)), this, SLOT(connectToCore(const QVariantMap &)));
 143   connect(mainUi(), SIGNAL(disconnectFromCore()), this, SLOT(disconnectFromCore()));
 144   connect(this, SIGNAL(connected()), mainUi(), SLOT(connectedToCore()));
 145   connect(this, SIGNAL(disconnected()), mainUi(), SLOT(disconnectedFromCore()));
 146
 147   // attach backlog manager
 148   p->synchronize(backlogManager());
 149   connect(backlogManager(), SIGNAL(messagesReceived(BufferId, int)), _messageModel, SLOT(messagesReceived(BufferId, int)));
 150
 151   coreAccountModel()->load();
 152
 153   connect(coreConnection(), SIGNAL(stateChanged(CoreConnection::ConnectionState)), SLOT(connectionStateChanged(CoreConnection::ConnectionState)));
 154   coreConnection()->init();
 155 }
 156
 157 /*** public static methods ***/
 158
 159 AbstractUi *Client::mainUi() {
 160   return instance()->_mainUi;
 161 }
 162
 163 void Client::setCoreFeatures(Quassel::Features features) {
 164   _coreFeatures = features;
 165 }
 166
 167 bool Client::isConnected() {
 168   return instance()->_connected;
 169 }
 170
 171 bool Client::internalCore() {
 172   return currentCoreAccount().isInternal();
 173 }
 174
 175 /*** Network handling ***/
 176
 177 QList<NetworkId> Client::networkIds() {
 178   return instance()->_networks.keys();
 179 }
 180
 181 const Network * Client::network(NetworkId networkid) {
 182   if(instance()->_networks.contains(networkid)) return instance()->_networks[networkid];
 183   else return 0;
 184 }
 185
 186 void Client::createNetwork(const NetworkInfo &info, const QStringList &persistentChannels) {
 187   emit instance()->requestCreateNetwork(info, persistentChannels);
 188 }
 189
 190 void Client::removeNetwork(NetworkId id) {
 191   emit instance()->requestRemoveNetwork(id);
 192 }
 193
 194 void Client::updateNetwork(const NetworkInfo &info) {
 195   Network *netptr = instance()->_networks.value(info.networkId, 0);
 196   if(!netptr) {
 197     qWarning() << "Update for unknown network requested:" << info;
 198     return;
 199   }
 200   netptr->requestSetNetworkInfo(info);
 201 }
 202
 203 void Client::addNetwork(Network *net) {
 204   net->setProxy(signalProxy());
 205   signalProxy()->synchronize(net);
 206   networkModel()->attachNetwork(net);
 207   connect(net, SIGNAL(destroyed()), instance(), SLOT(networkDestroyed()));
 208   instance()->_networks[net->networkId()] = net;
 209   emit instance()->networkCreated(net->networkId());
 210 }
 211
 212 void Client::coreNetworkCreated(NetworkId id) {
 213   if(_networks.contains(id)) {
 214     qWarning() << "Creation of already existing network requested!";
 215     return;
 216   }
 217   Network *net = new Network(id, this);
 218   addNetwork(net);
 219 }
 220
 221 void Client::coreNetworkRemoved(NetworkId id) {
 222   if(!_networks.contains(id))
 223     return;
 224   Network *net = _networks.take(id);
 225   emit networkRemoved(net->networkId());
 226   net->deleteLater();
 227 }
 228
 229 /*** Identity handling ***/
 230
 231 QList<IdentityId> Client::identityIds() {
 232   return instance()->_identities.keys();
 233 }
 234
 235 const Identity *Client::identity(IdentityId id) {
 236   if(instance()->_identities.contains(id)) return instance()->_identities[id];
 237   else return 0;
 238 }
 239
 240 void Client::createIdentity(const CertIdentity &id) {
 241   QVariantMap additional;
 242 #ifdef HAVE_SSL
 243   additional["KeyPem"] = id.sslKey().toPem();
 244   additional["CertPem"] = id.sslCert().toPem();
 245 #endif
 246   emit instance()->requestCreateIdentity(id, additional);
 247 }
 248
 249 void Client::updateIdentity(IdentityId id, const QVariantMap &ser) {
 250   Identity *idptr = instance()->_identities.value(id, 0);
 251   if(!idptr) {
 252     qWarning() << "Update for unknown identity requested:" << id;
 253     return;
 254   }
 255   idptr->requestUpdate(ser);
 256 }
 257
 258 void Client::removeIdentity(IdentityId id) {
 259   emit instance()->requestRemoveIdentity(id);
 260 }
 261
 262 void Client::coreIdentityCreated(const Identity &other) {
 263   if(!_identities.contains(other.id())) {
 264     Identity *identity = new Identity(other, this);
 265     _identities[other.id()] = identity;
 266     identity->setInitialized();
 267     signalProxy()->synchronize(identity);
 268     emit identityCreated(other.id());
 269   } else {
 270     qWarning() << tr("Identity already exists in client!");
 271   }
 272 }
 273
 274 void Client::coreIdentityRemoved(IdentityId id) {
 275   if(_identities.contains(id)) {
 276     emit identityRemoved(id);
 277     Identity *i = _identities.take(id);
 278     i->deleteLater();
 279   }
 280 }
 281
 282 /*** User input handling ***/
 283
 284 void Client::userInput(const BufferInfo &bufferInfo, const QString &message) {
 285   // we need to make sure that AliasManager is ready before processing input
 286   if(aliasManager() && aliasManager()->isInitialized())
 287     inputHandler()->handleUserInput(bufferInfo, message);
 288   else
 289    instance()-> _userInputBuffer.append(qMakePair(bufferInfo, message));
 290 }
 291
 292 void Client::sendBufferedUserInput() {
 293   for(int i = 0; i < _userInputBuffer.count(); i++)
 294     userInput(_userInputBuffer.at(i).first, _userInputBuffer.at(i).second);
 295
 296   _userInputBuffer.clear();
 297 }
 298
 299 /*** core connection stuff ***/
 300
 301 void Client::connectionStateChanged(CoreConnection::ConnectionState state) {
 302   switch(state) {
 303   case CoreConnection::Disconnected:
 304     setDisconnectedFromCore();
 305     break;
 306   case CoreConnection::Synchronized:
 307     setSyncedToCore();
 308     break;
 309   default:
 310     break;
 311   }
 312 }
 313
 314 void Client::setSyncedToCore() {
 315   // create buffersyncer
 316   Q_ASSERT(!_bufferSyncer);
 317   _bufferSyncer = new BufferSyncer(this);
 318   connect(bufferSyncer(), SIGNAL(lastSeenMsgSet(BufferId, MsgId)), _networkModel, SLOT(setLastSeenMsgId(BufferId, MsgId)));
 319   connect(bufferSyncer(), SIGNAL(markerLineSet(BufferId,MsgId)), _networkModel, SLOT(setMarkerLineMsgId(BufferId,MsgId)));
 320   connect(bufferSyncer(), SIGNAL(bufferRemoved(BufferId)), this, SLOT(bufferRemoved(BufferId)));
 321   connect(bufferSyncer(), SIGNAL(bufferRenamed(BufferId, QString)), this, SLOT(bufferRenamed(BufferId, QString)));
 322   connect(bufferSyncer(), SIGNAL(buffersPermanentlyMerged(BufferId, BufferId)), this, SLOT(buffersPermanentlyMerged(BufferId, BufferId)));
 323   connect(bufferSyncer(), SIGNAL(buffersPermanentlyMerged(BufferId, BufferId)), _messageModel, SLOT(buffersPermanentlyMerged(BufferId, BufferId)));
 324   connect(networkModel(), SIGNAL(setLastSeenMsg(BufferId, MsgId)), bufferSyncer(), SLOT(requestSetLastSeenMsg(BufferId, const MsgId &)));
 325   signalProxy()->synchronize(bufferSyncer());
 326
 327   // create a new BufferViewManager
 328   Q_ASSERT(!_bufferViewManager);
 329   _bufferViewManager = new ClientBufferViewManager(signalProxy(), this);
 330   connect(bufferViewManager(), SIGNAL(initDone()), this, SLOT(createDefaultBufferView()));
 331
 332   // create AliasManager
 333   Q_ASSERT(!_aliasManager);
 334   _aliasManager = new ClientAliasManager(this);
 335   connect(aliasManager(), SIGNAL(initDone()), SLOT(sendBufferedUserInput()));
 336   signalProxy()->synchronize(aliasManager());
 337
 338   // create NetworkConfig
 339   Q_ASSERT(!_networkConfig);
 340   _networkConfig = new NetworkConfig("GlobalNetworkConfig", this);
 341   signalProxy()->synchronize(networkConfig());
 342
 343   // create IgnoreListManager
 344   Q_ASSERT(!_ignoreListManager);
 345   _ignoreListManager = new ClientIgnoreListManager(this);
 346   signalProxy()->synchronize(ignoreListManager());
 347
 348   // trigger backlog request once all active bufferviews are initialized
 349   connect(bufferViewOverlay(), SIGNAL(initDone()), this, SLOT(requestInitialBacklog()));
 350
 351   _connected = true;
 352   emit connected();
 353   emit coreConnectionStateChanged(true);
 354 }
 355
 356 void Client::requestInitialBacklog() {
 357   // usually it _should_ take longer until the bufferViews are initialized, so that's what
 358   // triggers this slot. But we have to make sure that we know all buffers yet.
 359   // so we check the BufferSyncer and in case it wasn't initialized we wait for that instead
 360   if(!bufferSyncer()->isInitialized()) {
 361     connect(bufferViewOverlay(), SIGNAL(initDone()), this, SLOT(requestInitialBacklog()));
 362     connect(bufferSyncer(), SIGNAL(initDone()), this, SLOT(requestInitialBacklog()));
 363     return;
 364   }
 365   _backlogManager->requestInitialBacklog();
 366 }
 367
 368 void Client::createDefaultBufferView() {
 369   if(bufferViewManager()->bufferViewConfigs().isEmpty()) {
 370     BufferViewConfig config(-1);
 371     config.setBufferViewName(tr("All Chats"));
 372     config.initSetBufferList(networkModel()->allBufferIdsSorted());
 373     bufferViewManager()->requestCreateBufferView(config.toVariantMap());
 374   }
 375 }
 376
 377 void Client::disconnectFromCore() {
 378   if(!coreConnection()->isConnected())
 379     return;
 380
 381   coreConnection()->disconnectFromCore();
 382 }
 383
 384 void Client::setDisconnectedFromCore() {
 385   _connected = false;
 386   _coreFeatures = 0;
 387
 388   emit disconnected();
 389   emit coreConnectionStateChanged(false);
 390
 391   backlogManager()->reset();
 392   messageProcessor()->reset();
 393
 394   // Clear internal data. Hopefully nothing relies on it at this point.
 395
 396   if(_bufferSyncer) {
 397     _bufferSyncer->deleteLater();
 398     _bufferSyncer = 0;
 399   }
 400
 401   if(_bufferViewManager) {
 402     _bufferViewManager->deleteLater();
 403     _bufferViewManager = 0;
 404   }
 405
 406   if(_aliasManager) {
 407     _aliasManager->deleteLater();
 408     _aliasManager = 0;
 409   }
 410
 411   if(_ignoreListManager) {
 412     _ignoreListManager->deleteLater();
 413     _ignoreListManager = 0;
 414   }
 415   // we probably don't want to save pending input for reconnect
 416   _userInputBuffer.clear();
 417
 418   _messageModel->clear();
 419   _networkModel->clear();
 420
 421   QHash<NetworkId, Network*>::iterator netIter = _networks.begin();
 422   while(netIter != _networks.end()) {
 423     Network *net = netIter.value();
 424     emit networkRemoved(net->networkId());
 425     disconnect(net, SIGNAL(destroyed()), this, 0);
 426     netIter = _networks.erase(netIter);
 427     net->deleteLater();
 428   }
 429   Q_ASSERT(_networks.isEmpty());
 430
 431   QHash<IdentityId, Identity *>::iterator idIter = _identities.begin();
 432   while(idIter != _identities.end()) {
 433     emit identityRemoved(idIter.key());
 434     Identity *id = idIter.value();
 435     idIter = _identities.erase(idIter);
 436     id->deleteLater();
 437   }
 438   Q_ASSERT(_identities.isEmpty());
 439
 440   if(_networkConfig) {
 441     _networkConfig->deleteLater();
 442     _networkConfig = 0;
 443   }
 444 }
 445
 446 /*** ***/
 447
 448 void Client::networkDestroyed() {
 449   Network *net = static_cast<Network *>(sender());
 450   QHash<NetworkId, Network *>::iterator netIter = _networks.begin();
 451   while(netIter != _networks.end()) {
 452     if(*netIter == net) {
 453       netIter = _networks.erase(netIter);
 454       break;
 455     } else {
 456       netIter++;
 457     }
 458   }
 459 }
 460
 461 // Hmm... we never used this...
 462 void Client::recvStatusMsg(QString /*net*/, QString /*msg*/) {
 463   //recvMessage(net, Message::server("", QString("[STATUS] %1").arg(msg)));
 464 }
 465
 466 void Client::recvMessage(const Message &msg) {
 467   Message msg_ = msg;
 468   messageProcessor()->process(msg_);
 469 }
 470
 471 void Client::setBufferLastSeenMsg(BufferId id, const MsgId &msgId) {
 472   if(bufferSyncer())
 473     bufferSyncer()->requestSetLastSeenMsg(id, msgId);
 474 }
 475
 476 void Client::setBufferMarkerLine(BufferId id, const MsgId &msgId) {
 477   if(bufferSyncer())
 478     bufferSyncer()->requestSetMarkerLine(id, msgId);
 479 }
 480
 481 void Client::removeBuffer(BufferId id) {
 482   if(!bufferSyncer()) return;
 483   bufferSyncer()->requestRemoveBuffer(id);
 484 }
 485
 486 void Client::renameBuffer(BufferId bufferId, const QString &newName) {
 487   if(!bufferSyncer())
 488     return;
 489   bufferSyncer()->requestRenameBuffer(bufferId, newName);
 490 }
 491
 492 void Client::mergeBuffersPermanently(BufferId bufferId1, BufferId bufferId2) {
 493   if(!bufferSyncer())
 494     return;
 495   bufferSyncer()->requestMergeBuffersPermanently(bufferId1, bufferId2);
 496 }
 497
 498 void Client::purgeKnownBufferIds() {
 499   if(!bufferSyncer())
 500     return;
 501   bufferSyncer()->requestPurgeBufferIds();
 502 }
 503
 504 void Client::bufferRemoved(BufferId bufferId) {
 505   // select a sane buffer (status buffer)
 506   /* we have to manually select a buffer because otherwise inconsitent changes
 507    * to the model might occur:
 508    * the result of a buffer removal triggers a change in the selection model.
 509    * the newly selected buffer might be a channel that hasn't been selected yet
 510    * and a new nickview would be created (which never heard of the "rowsAboutToBeRemoved").
 511    * this new view (and/or) its sort filter will then only receive a "rowsRemoved" signal.
 512    */
 513   QModelIndex current = bufferModel()->currentIndex();
 514   if(current.data(NetworkModel::BufferIdRole).value<BufferId>() == bufferId) {
 515     bufferModel()->setCurrentIndex(current.sibling(0,0));
 516   }
 517
 518   // and remove it from the model
 519   networkModel()->removeBuffer(bufferId);
 520 }
 521
 522 void Client::bufferRenamed(BufferId bufferId, const QString &newName) {
 523   QModelIndex bufferIndex = networkModel()->bufferIndex(bufferId);
 524   if(bufferIndex.isValid()) {
 525     networkModel()->setData(bufferIndex, newName, Qt::DisplayRole);
 526   }
 527 }
 528
 529 void Client::buffersPermanentlyMerged(BufferId bufferId1, BufferId bufferId2) {
 530   QModelIndex idx = networkModel()->bufferIndex(bufferId1);
 531   bufferModel()->setCurrentIndex(bufferModel()->mapFromSource(idx));
 532   networkModel()->removeBuffer(bufferId2);
 533 }
 534
 535 void Client::logMessage(QtMsgType type, const char *msg) {
 536   fprintf(stderr, "%s\n", msg);
 537   fflush(stderr);
 538   if(type == QtFatalMsg) {
 539     Quassel::logFatalMessage(msg);
 540   } else {
 541     QString msgString = QString("%1\n").arg(msg);
 542
 543     //Check to see if there is an instance around, else we risk recursions
 544     //when calling instance() and creating new ones.
 545     if (!instanceExists())
 546       return;
 547
 548     instance()->_debugLog << msgString;
 549     emit instance()->logUpdated(msgString);
 550   }
 551 }