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