src/client/client.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-08 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 "bufferinfo.h"
  25 #include "buffermodel.h"
  26 #include "buffersettings.h"
  27 #include "buffersyncer.h"
  28 #include "bufferviewconfig.h"
  29 #include "bufferviewmanager.h"
  30 #include "clientbacklogmanager.h"
  31 #include "clientirclisthelper.h"
  32 #include "clientidentity.h"
  33 #include "ircchannel.h"
  34 #include "ircuser.h"
  35 #include "message.h"
  36 #include "messagemodel.h"
  37 #include "network.h"
  38 #include "networkmodel.h"
  39 #include "quassel.h"
  40 #include "quasselui.h"
  41 #include "signalproxy.h"
  42 #include "util.h"
  43
  44 #include <stdio.h>
  45 #include <stdlib.h>
  46
  47 QPointer<Client> Client::instanceptr = 0;
  48 AccountId Client::_currentCoreAccount = 0;
  49
  50 /*** Initialization/destruction ***/
  51
  52 Client *Client::instance() {
  53   if(!instanceptr)
  54     instanceptr = new Client();
  55   return instanceptr;
  56 }
  57
  58 void Client::destroy() {
  59   if(instanceptr) {
  60     delete instanceptr->mainUi();
  61     instanceptr->deleteLater();
  62     instanceptr = 0;
  63   }
  64 }
  65
  66 void Client::init(AbstractUi *ui) {
  67   instance()->_mainUi = ui;
  68   instance()->init();
  69 }
  70
  71 Client::Client(QObject *parent)
  72   : QObject(parent),
  73     _signalProxy(new SignalProxy(SignalProxy::Client, this)),
  74     _mainUi(0),
  75     _networkModel(0),
  76     _bufferModel(0),
  77     _bufferSyncer(0),
  78     _backlogManager(new ClientBacklogManager(this)),
  79     _bufferViewManager(0),
  80     _ircListHelper(new ClientIrcListHelper(this)),
  81     _messageModel(0),
  82     _messageProcessor(0),
  83     _connectedToCore(false),
  84     _syncedToCore(false),
  85     _internalCore(false),
  86     _debugLog(&_debugLogBuffer)
  87 {
  88   _signalProxy->synchronize(_ircListHelper);
  89 }
  90
  91 Client::~Client() {
  92   disconnectFromCore();
  93 }
  94
  95 void Client::init() {
  96   _currentCoreAccount = 0;
  97   _networkModel = new NetworkModel(this);
  98
  99   connect(this, SIGNAL(networkRemoved(NetworkId)),
 100           _networkModel, SLOT(networkRemoved(NetworkId)));
 101
 102   _bufferModel = new BufferModel(_networkModel);
 103   _messageModel = mainUi()->createMessageModel(this);
 104   _messageProcessor = mainUi()->createMessageProcessor(this);
 105
 106   SignalProxy *p = signalProxy();
 107
 108   p->attachSlot(SIGNAL(displayMsg(const Message &)), this, SLOT(recvMessage(const Message &)));
 109   p->attachSlot(SIGNAL(displayStatusMsg(QString, QString)), this, SLOT(recvStatusMsg(QString, QString)));
 110
 111   p->attachSlot(SIGNAL(bufferInfoUpdated(BufferInfo)), _networkModel, SLOT(bufferUpdated(BufferInfo)));
 112   p->attachSignal(this, SIGNAL(sendInput(BufferInfo, QString)));
 113   p->attachSignal(this, SIGNAL(requestNetworkStates()));
 114
 115   p->attachSignal(this, SIGNAL(requestCreateIdentity(const Identity &, const QVariantMap &)), SIGNAL(createIdentity(const Identity &, const QVariantMap &)));
 116   p->attachSignal(this, SIGNAL(requestRemoveIdentity(IdentityId)), SIGNAL(removeIdentity(IdentityId)));
 117   p->attachSlot(SIGNAL(identityCreated(const Identity &)), this, SLOT(coreIdentityCreated(const Identity &)));
 118   p->attachSlot(SIGNAL(identityRemoved(IdentityId)), this, SLOT(coreIdentityRemoved(IdentityId)));
 119
 120   p->attachSignal(this, SIGNAL(requestCreateNetwork(const NetworkInfo &)), SIGNAL(createNetwork(const NetworkInfo &)));
 121   p->attachSignal(this, SIGNAL(requestRemoveNetwork(NetworkId)), SIGNAL(removeNetwork(NetworkId)));
 122   p->attachSlot(SIGNAL(networkCreated(NetworkId)), this, SLOT(coreNetworkCreated(NetworkId)));
 123   p->attachSlot(SIGNAL(networkRemoved(NetworkId)), this, SLOT(coreNetworkRemoved(NetworkId)));
 124
 125   connect(p, SIGNAL(disconnected()), this, SLOT(disconnectedFromCore()));
 126
 127   //connect(mainUi(), SIGNAL(connectToCore(const QVariantMap &)), this, SLOT(connectToCore(const QVariantMap &)));
 128   connect(mainUi(), SIGNAL(disconnectFromCore()), this, SLOT(disconnectFromCore()));
 129   connect(this, SIGNAL(connected()), mainUi(), SLOT(connectedToCore()));
 130   connect(this, SIGNAL(disconnected()), mainUi(), SLOT(disconnectedFromCore()));
 131
 132   // attach backlog manager
 133   p->synchronize(backlogManager());
 134   connect(backlogManager(), SIGNAL(messagesReceived(BufferId, int)), _messageModel, SLOT(messagesReceived(BufferId, int)));
 135 }
 136
 137 /*** public static methods ***/
 138
 139 AbstractUi *Client::mainUi() {
 140   return instance()->_mainUi;
 141 }
 142
 143 AccountId Client::currentCoreAccount() {
 144   return _currentCoreAccount;
 145 }
 146
 147 void Client::setCurrentCoreAccount(AccountId id) {
 148   _currentCoreAccount = id;
 149 }
 150
 151 bool Client::isConnected() {
 152   return instance()->_connectedToCore;
 153 }
 154
 155 bool Client::isSynced() {
 156   return instance()->_syncedToCore;
 157 }
 158
 159 /*** Network handling ***/
 160
 161 QList<NetworkId> Client::networkIds() {
 162   return instance()->_networks.keys();
 163 }
 164
 165 const Network * Client::network(NetworkId networkid) {
 166   if(instance()->_networks.contains(networkid)) return instance()->_networks[networkid];
 167   else return 0;
 168 }
 169
 170 void Client::createNetwork(const NetworkInfo &info) {
 171   emit instance()->requestCreateNetwork(info);
 172 }
 173
 174 void Client::removeNetwork(NetworkId id) {
 175   emit instance()->requestRemoveNetwork(id);
 176 }
 177
 178 void Client::updateNetwork(const NetworkInfo &info) {
 179   Network *netptr = instance()->_networks.value(info.networkId, 0);
 180   if(!netptr) {
 181     qWarning() << "Update for unknown network requested:" << info;
 182     return;
 183   }
 184   netptr->requestSetNetworkInfo(info);
 185 }
 186
 187 void Client::addNetwork(Network *net) {
 188   net->setProxy(signalProxy());
 189   signalProxy()->synchronize(net);
 190   networkModel()->attachNetwork(net);
 191   connect(net, SIGNAL(destroyed()), instance(), SLOT(networkDestroyed()));
 192   instance()->_networks[net->networkId()] = net;
 193   emit instance()->networkCreated(net->networkId());
 194 }
 195
 196 void Client::coreNetworkCreated(NetworkId id) {
 197   if(_networks.contains(id)) {
 198     qWarning() << "Creation of already existing network requested!";
 199     return;
 200   }
 201   Network *net = new Network(id, this);
 202   addNetwork(net);
 203 }
 204
 205 void Client::coreNetworkRemoved(NetworkId id) {
 206   if(!_networks.contains(id))
 207     return;
 208   Network *net = _networks.take(id);
 209   emit networkRemoved(net->networkId());
 210   net->deleteLater();
 211 }
 212
 213 /*** Identity handling ***/
 214
 215 QList<IdentityId> Client::identityIds() {
 216   return instance()->_identities.keys();
 217 }
 218
 219 const Identity *Client::identity(IdentityId id) {
 220   if(instance()->_identities.contains(id)) return instance()->_identities[id];
 221   else return 0;
 222 }
 223
 224 void Client::createIdentity(const CertIdentity &id) {
 225   QVariantMap additional;
 226 #ifdef HAVE_SSL
 227   additional["KeyPem"] = id.sslKey().toPem();
 228   additional["CertPem"] = id.sslCert().toPem();
 229 #endif
 230   emit instance()->requestCreateIdentity(id, additional);
 231 }
 232
 233 void Client::updateIdentity(IdentityId id, const QVariantMap &ser) {
 234   Identity *idptr = instance()->_identities.value(id, 0);
 235   if(!idptr) {
 236     qWarning() << "Update for unknown identity requested:" << id;
 237     return;
 238   }
 239   idptr->requestUpdate(ser);
 240 }
 241
 242 void Client::removeIdentity(IdentityId id) {
 243   emit instance()->requestRemoveIdentity(id);
 244 }
 245
 246 void Client::coreIdentityCreated(const Identity &other) {
 247   if(!_identities.contains(other.id())) {
 248     Identity *identity = new Identity(other, this);
 249     _identities[other.id()] = identity;
 250     identity->setInitialized();
 251     signalProxy()->synchronize(identity);
 252     emit identityCreated(other.id());
 253   } else {
 254     qWarning() << tr("Identity already exists in client!");
 255   }
 256 }
 257
 258 void Client::coreIdentityRemoved(IdentityId id) {
 259   if(_identities.contains(id)) {
 260     emit identityRemoved(id);
 261     Identity *i = _identities.take(id);
 262     i->deleteLater();
 263   }
 264 }
 265
 266 /***  ***/
 267 void Client::userInput(BufferInfo bufferInfo, QString message) {
 268   emit instance()->sendInput(bufferInfo, message);
 269 }
 270
 271 /*** core connection stuff ***/
 272
 273 void Client::setConnectedToCore(AccountId id, QIODevice *socket) {
 274   if(socket) { // external core
 275     // if the socket is an orphan, the signalProxy adopts it.
 276     // -> we don't need to care about it anymore
 277     socket->setParent(0);
 278     signalProxy()->addPeer(socket);
 279   }
 280   _internalCore = !socket;
 281   _connectedToCore = true;
 282   setCurrentCoreAccount(id);
 283 }
 284
 285 void Client::setSyncedToCore() {
 286   // create buffersyncer
 287   Q_ASSERT(!_bufferSyncer);
 288   _bufferSyncer = new BufferSyncer(this);
 289   connect(bufferSyncer(), SIGNAL(lastSeenMsgSet(BufferId, MsgId)), _networkModel, SLOT(setLastSeenMsgId(BufferId, MsgId)));
 290   connect(bufferSyncer(), SIGNAL(bufferRemoved(BufferId)), this, SLOT(bufferRemoved(BufferId)));
 291   connect(bufferSyncer(), SIGNAL(bufferRenamed(BufferId, QString)), this, SLOT(bufferRenamed(BufferId, QString)));
 292   connect(bufferSyncer(), SIGNAL(buffersPermanentlyMerged(BufferId, BufferId)), this, SLOT(buffersPermanentlyMerged(BufferId, BufferId)));
 293   connect(bufferSyncer(), SIGNAL(buffersPermanentlyMerged(BufferId, BufferId)), _messageModel, SLOT(buffersPermanentlyMerged(BufferId, BufferId)));
 294   connect(bufferSyncer(), SIGNAL(initDone()), this, SLOT(requestInitialBacklog()));
 295   connect(networkModel(), SIGNAL(setLastSeenMsg(BufferId, MsgId)), bufferSyncer(), SLOT(requestSetLastSeenMsg(BufferId, const MsgId &)));
 296   signalProxy()->synchronize(bufferSyncer());
 297
 298   // create a new BufferViewManager
 299   Q_ASSERT(!_bufferViewManager);
 300   _bufferViewManager = new BufferViewManager(signalProxy(), this);
 301   connect(bufferViewManager(), SIGNAL(initDone()), this, SLOT(requestInitialBacklog()));
 302   connect(bufferViewManager(), SIGNAL(initDone()), this, SLOT(createDefautBufferView()));
 303   _syncedToCore = true;
 304   emit connected();
 305   emit coreConnectionStateChanged(true);
 306 }
 307
 308 void Client::requestInitialBacklog() {
 309   if(bufferViewManager()->isInitialized() && bufferSyncer()->isInitialized())
 310     Client::backlogManager()->requestInitialBacklog();
 311 }
 312
 313 void Client::createDefautBufferView() {
 314   if(bufferViewManager()->bufferViewConfigs().isEmpty()) {
 315     BufferViewConfig config(-1);
 316     config.setBufferViewName(tr("All Buffers"));
 317     config.initSetBufferList(networkModel()->allBufferIdsSorted());
 318     bufferViewManager()->requestCreateBufferView(config.toVariantMap());
 319   }
 320 }
 321
 322 void Client::setSecuredConnection() {
 323   emit securedConnection();
 324 }
 325
 326 void Client::disconnectFromCore() {
 327   if(!isConnected())
 328     return;
 329
 330   signalProxy()->removeAllPeers();
 331 }
 332
 333 void Client::disconnectedFromCore() {
 334   _connectedToCore = false;
 335   _syncedToCore = false;
 336   emit disconnected();
 337   emit coreConnectionStateChanged(false);
 338
 339   backlogManager()->reset();
 340   messageProcessor()->reset();
 341
 342   // Clear internal data. Hopefully nothing relies on it at this point.
 343   setCurrentCoreAccount(0);
 344
 345   if(_bufferSyncer) {
 346     _bufferSyncer->deleteLater();
 347     _bufferSyncer = 0;
 348   }
 349
 350   if(_bufferViewManager) {
 351     _bufferViewManager->deleteLater();
 352     _bufferViewManager = 0;
 353   }
 354
 355   _messageModel->clear();
 356   _networkModel->clear();
 357
 358   QHash<NetworkId, Network*>::iterator netIter = _networks.begin();
 359   while(netIter != _networks.end()) {
 360     Network *net = netIter.value();
 361     emit networkRemoved(net->networkId());
 362     disconnect(net, SIGNAL(destroyed()), this, 0);
 363     netIter = _networks.erase(netIter);
 364     net->deleteLater();
 365   }
 366   Q_ASSERT(_networks.isEmpty());
 367
 368   QHash<IdentityId, Identity *>::iterator idIter = _identities.begin();
 369   while(idIter != _identities.end()) {
 370     emit identityRemoved(idIter.key());
 371     Identity *id = idIter.value();
 372     idIter = _identities.erase(idIter);
 373     id->deleteLater();
 374   }
 375   Q_ASSERT(_identities.isEmpty());
 376
 377 }
 378
 379 /*** ***/
 380
 381 void Client::networkDestroyed() {
 382   Network *net = static_cast<Network *>(sender());
 383   QHash<NetworkId, Network *>::iterator netIter = _networks.begin();
 384   while(netIter != _networks.end()) {
 385     if(*netIter == net) {
 386       netIter = _networks.erase(netIter);
 387       break;
 388     } else {
 389       netIter++;
 390     }
 391   }
 392 }
 393
 394 // Hmm... we never used this...
 395 void Client::recvStatusMsg(QString /*net*/, QString /*msg*/) {
 396   //recvMessage(net, Message::server("", QString("[STATUS] %1").arg(msg)));
 397 }
 398
 399 void Client::recvMessage(const Message &msg) {
 400   Message msg_ = msg;
 401   messageProcessor()->process(msg_);
 402 }
 403
 404 void Client::setBufferLastSeenMsg(BufferId id, const MsgId &msgId) {
 405   if(!bufferSyncer())
 406     return;
 407   bufferSyncer()->requestSetLastSeenMsg(id, msgId);
 408 }
 409
 410 void Client::removeBuffer(BufferId id) {
 411   if(!bufferSyncer()) return;
 412   bufferSyncer()->requestRemoveBuffer(id);
 413 }
 414
 415 void Client::renameBuffer(BufferId bufferId, const QString &newName) {
 416   if(!bufferSyncer())
 417     return;
 418   bufferSyncer()->requestRenameBuffer(bufferId, newName);
 419 }
 420
 421 void Client::mergeBuffersPermanently(BufferId bufferId1, BufferId bufferId2) {
 422   if(!bufferSyncer())
 423     return;
 424   bufferSyncer()->requestMergeBuffersPermanently(bufferId1, bufferId2);
 425 }
 426
 427 void Client::bufferRemoved(BufferId bufferId) {
 428   // select a sane buffer (status buffer)
 429   /* we have to manually select a buffer because otherwise inconsitent changes
 430    * to the model might occur:
 431    * the result of a buffer removal triggers a change in the selection model.
 432    * the newly selected buffer might be a channel that hasn't been selected yet
 433    * and a new nickview would be created (which never heard of the "rowsAboutToBeRemoved").
 434    * this new view (and/or) its sort filter will then only receive a "rowsRemoved" signal.
 435    */
 436   QModelIndex current = bufferModel()->currentIndex();
 437   if(current.data(NetworkModel::BufferIdRole).value<BufferId>() == bufferId) {
 438     bufferModel()->setCurrentIndex(current.sibling(0,0));
 439   }
 440
 441   // and remove it from the model
 442   networkModel()->removeBuffer(bufferId);
 443 }
 444
 445 void Client::bufferRenamed(BufferId bufferId, const QString &newName) {
 446   QModelIndex bufferIndex = networkModel()->bufferIndex(bufferId);
 447   if(bufferIndex.isValid()) {
 448     networkModel()->setData(bufferIndex, newName, Qt::DisplayRole);
 449   }
 450 }
 451
 452 void Client::buffersPermanentlyMerged(BufferId bufferId1, BufferId bufferId2) {
 453   QModelIndex idx = networkModel()->bufferIndex(bufferId1);
 454   bufferModel()->setCurrentIndex(bufferModel()->mapFromSource(idx));
 455   networkModel()->removeBuffer(bufferId2);
 456 }
 457
 458 void Client::logMessage(QtMsgType type, const char *msg) {
 459   fprintf(stderr, "%s\n", msg);
 460   fflush(stderr);
 461   if(type == QtFatalMsg) {
 462     Quassel::logFatalMessage(msg);
 463   } else {
 464     QString msgString = QString("%1\n").arg(msg);
 465     instance()->_debugLog << msgString;
 466     emit instance()->logUpdated(msgString);
 467   }
 468 }
 469