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 "bufferviewmanager.h"
  29 #include "clientbacklogmanager.h"
  30 #include "clientirclisthelper.h"
  31 #include "global.h"
  32 #include "identity.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 "quasselui.h"
  40 #include "signalproxy.h"
  41 #include "util.h"
  42
  43 QPointer<Client> Client::instanceptr = 0;
  44 AccountId Client::_currentCoreAccount = 0;
  45
  46 /*** Initialization/destruction ***/
  47
  48 Client *Client::instance() {
  49   if(!instanceptr)
  50     instanceptr = new Client();
  51   return instanceptr;
  52 }
  53
  54 void Client::destroy() {
  55   //delete instanceptr;
  56   instanceptr->deleteLater();
  57 }
  58
  59 void Client::init(AbstractUi *ui) {
  60   instance()->mainUi = ui;
  61   instance()->init();
  62 }
  63
  64 Client::Client(QObject *parent)
  65   : QObject(parent),
  66     socket(0),
  67     _signalProxy(new SignalProxy(SignalProxy::Client, this)),
  68     mainUi(0),
  69     _networkModel(0),
  70     _bufferModel(0),
  71     _bufferSyncer(0),
  72     _backlogManager(new ClientBacklogManager(this)),
  73     _bufferViewManager(0),
  74     _ircListHelper(new ClientIrcListHelper(this)),
  75     _messageModel(0),
  76     _messageProcessor(0),
  77     _connectedToCore(false),
  78     _syncedToCore(false)
  79 {
  80   _signalProxy->synchronize(_ircListHelper);
  81
  82   connect(_backlogManager, SIGNAL(backlog(BufferId, const QVariantList &)),
  83           this, SLOT(receiveBacklog(BufferId, const QVariantList &)));
  84 }
  85
  86 Client::~Client() {
  87   disconnectFromCore();
  88 }
  89
  90 void Client::init() {
  91   _currentCoreAccount = 0;
  92   _networkModel = new NetworkModel(this);
  93
  94   connect(this, SIGNAL(bufferUpdated(BufferInfo)),
  95           _networkModel, SLOT(bufferUpdated(BufferInfo)));
  96   connect(this, SIGNAL(networkRemoved(NetworkId)),
  97           _networkModel, SLOT(networkRemoved(NetworkId)));
  98
  99   _bufferModel = new BufferModel(_networkModel);
 100   _messageModel = mainUi->createMessageModel(this);
 101   _messageProcessor = mainUi->createMessageProcessor(this);
 102
 103   SignalProxy *p = signalProxy();
 104
 105   p->attachSlot(SIGNAL(displayMsg(const Message &)), this, SLOT(recvMessage(const Message &)));
 106   p->attachSlot(SIGNAL(displayStatusMsg(QString, QString)), this, SLOT(recvStatusMsg(QString, QString)));
 107
 108   p->attachSlot(SIGNAL(bufferInfoUpdated(BufferInfo)), this, SLOT(updateBufferInfo(BufferInfo)));
 109   p->attachSignal(this, SIGNAL(sendInput(BufferInfo, QString)));
 110   p->attachSignal(this, SIGNAL(requestNetworkStates()));
 111
 112   p->attachSignal(this, SIGNAL(requestCreateIdentity(const Identity &)), SIGNAL(createIdentity(const Identity &)));
 113   p->attachSignal(this, SIGNAL(requestUpdateIdentity(const Identity &)), SIGNAL(updateIdentity(const Identity &)));
 114   p->attachSignal(this, SIGNAL(requestRemoveIdentity(IdentityId)), SIGNAL(removeIdentity(IdentityId)));
 115   p->attachSlot(SIGNAL(identityCreated(const Identity &)), this, SLOT(coreIdentityCreated(const Identity &)));
 116   p->attachSlot(SIGNAL(identityRemoved(IdentityId)), this, SLOT(coreIdentityRemoved(IdentityId)));
 117
 118   p->attachSignal(this, SIGNAL(requestCreateNetwork(const NetworkInfo &)), SIGNAL(createNetwork(const NetworkInfo &)));
 119   p->attachSignal(this, SIGNAL(requestUpdateNetwork(const NetworkInfo &)), SIGNAL(updateNetwork(const NetworkInfo &)));
 120   p->attachSignal(this, SIGNAL(requestRemoveNetwork(NetworkId)), SIGNAL(removeNetwork(NetworkId)));
 121   p->attachSlot(SIGNAL(networkCreated(NetworkId)), this, SLOT(coreNetworkCreated(NetworkId)));
 122   p->attachSlot(SIGNAL(networkRemoved(NetworkId)), this, SLOT(coreNetworkRemoved(NetworkId)));
 123
 124   connect(p, SIGNAL(disconnected()), this, SLOT(disconnectFromCore()));
 125
 126   //connect(mainUi, SIGNAL(connectToCore(const QVariantMap &)), this, SLOT(connectToCore(const QVariantMap &)));
 127   connect(mainUi, SIGNAL(disconnectFromCore()), this, SLOT(disconnectFromCore()));
 128   connect(this, SIGNAL(connected()), mainUi, SLOT(connectedToCore()));
 129   connect(this, SIGNAL(disconnected()), mainUi, SLOT(disconnectedFromCore()));
 130
 131 }
 132
 133 /*** public static methods ***/
 134
 135 AccountId Client::currentCoreAccount() {
 136   return _currentCoreAccount;
 137 }
 138
 139 void Client::setCurrentCoreAccount(AccountId id) {
 140   _currentCoreAccount = id;
 141 }
 142
 143 QList<BufferInfo> Client::allBufferInfos() {
 144   QList<BufferInfo> bufferids;
 145   foreach(Buffer *buffer, buffers()) {
 146     bufferids << buffer->bufferInfo();
 147   }
 148   return bufferids;
 149 }
 150
 151 QList<Buffer *> Client::buffers() {
 152   return instance()->_buffers.values();
 153 }
 154
 155
 156 Buffer *Client::statusBuffer(const NetworkId &networkId) const {
 157   if(_statusBuffers.contains(networkId))
 158     return _statusBuffers[networkId];
 159   else
 160     return 0;
 161 }
 162
 163 Buffer *Client::buffer(BufferId bufferId) {
 164   if(instance()->_buffers.contains(bufferId))
 165     return instance()->_buffers[bufferId];
 166   else
 167     return 0;
 168 }
 169
 170 Buffer *Client::buffer(BufferInfo bufferInfo) {
 171   Buffer *buff = buffer(bufferInfo.bufferId());
 172
 173   if(!buff) {
 174     Client *client = Client::instance();
 175     buff = new Buffer(bufferInfo, client);
 176     connect(buff, SIGNAL(destroyed()), client, SLOT(bufferDestroyed()));
 177     client->_buffers[bufferInfo.bufferId()] = buff;
 178     if(bufferInfo.type() == BufferInfo::StatusBuffer)
 179       client->_statusBuffers[bufferInfo.networkId()] = buff;
 180
 181     emit client->bufferUpdated(bufferInfo);
 182
 183     // I don't like this: but currently there isn't really a prettier way:
 184     if(isSynced()) {  // this slows down syncing a lot, so disable it during sync
 185       QModelIndex bufferIdx = networkModel()->bufferIndex(bufferInfo.bufferId());
 186       bufferModel()->setCurrentIndex(bufferModel()->mapFromSource(bufferIdx));
 187     }
 188   }
 189   Q_ASSERT(buff);
 190   return buff;
 191 }
 192
 193 bool Client::isConnected() {
 194   return instance()->_connectedToCore;
 195 }
 196
 197 bool Client::isSynced() {
 198   return instance()->_syncedToCore;
 199 }
 200
 201 /*** Network handling ***/
 202
 203 QList<NetworkId> Client::networkIds() {
 204   return instance()->_networks.keys();
 205 }
 206
 207 const Network * Client::network(NetworkId networkid) {
 208   if(instance()->_networks.contains(networkid)) return instance()->_networks[networkid];
 209   else return 0;
 210 }
 211
 212 void Client::createNetwork(const NetworkInfo &info) {
 213   emit instance()->requestCreateNetwork(info);
 214 }
 215
 216 void Client::updateNetwork(const NetworkInfo &info) {
 217   emit instance()->requestUpdateNetwork(info);
 218 }
 219
 220 void Client::removeNetwork(NetworkId id) {
 221   emit instance()->requestRemoveNetwork(id);
 222 }
 223
 224 void Client::addNetwork(Network *net) {
 225   net->setProxy(signalProxy());
 226   signalProxy()->synchronize(net);
 227   networkModel()->attachNetwork(net);
 228   connect(net, SIGNAL(destroyed()), instance(), SLOT(networkDestroyed()));
 229   instance()->_networks[net->networkId()] = net;
 230   emit instance()->networkCreated(net->networkId());
 231 }
 232
 233 void Client::coreNetworkCreated(NetworkId id) {
 234   if(_networks.contains(id)) {
 235     qWarning() << "Creation of already existing network requested!";
 236     return;
 237   }
 238   Network *net = new Network(id, this);
 239   addNetwork(net);
 240 }
 241
 242 void Client::coreNetworkRemoved(NetworkId id) {
 243   if(!_networks.contains(id))
 244     return;
 245   Network *net = _networks.take(id);
 246   emit networkRemoved(net->networkId());
 247   net->deleteLater();
 248 }
 249
 250 /*** Identity handling ***/
 251
 252 QList<IdentityId> Client::identityIds() {
 253   return instance()->_identities.keys();
 254 }
 255
 256 const Identity * Client::identity(IdentityId id) {
 257   if(instance()->_identities.contains(id)) return instance()->_identities[id];
 258   else return 0;
 259 }
 260
 261 void Client::createIdentity(const Identity &id) {
 262   emit instance()->requestCreateIdentity(id);
 263 }
 264
 265 void Client::updateIdentity(const Identity &id) {
 266   emit instance()->requestUpdateIdentity(id);
 267 }
 268
 269 void Client::removeIdentity(IdentityId id) {
 270   emit instance()->requestRemoveIdentity(id);
 271 }
 272
 273 void Client::coreIdentityCreated(const Identity &other) {
 274   if(!_identities.contains(other.id())) {
 275     Identity *identity = new Identity(other, this);
 276     _identities[other.id()] = identity;
 277     identity->setInitialized();
 278     signalProxy()->synchronize(identity);
 279     emit identityCreated(other.id());
 280   } else {
 281     qWarning() << tr("Identity already exists in client!");
 282   }
 283 }
 284
 285 void Client::coreIdentityRemoved(IdentityId id) {
 286   if(_identities.contains(id)) {
 287     emit identityRemoved(id);
 288     Identity *i = _identities.take(id);
 289     i->deleteLater();
 290   }
 291 }
 292
 293 /***  ***/
 294 void Client::userInput(BufferInfo bufferInfo, QString message) {
 295   emit instance()->sendInput(bufferInfo, message);
 296 }
 297
 298 /*** core connection stuff ***/
 299
 300 void Client::setConnectedToCore(QIODevice *sock, AccountId id) {
 301   socket = sock;
 302   signalProxy()->addPeer(socket);
 303   _connectedToCore = true;
 304   setCurrentCoreAccount(id);
 305 }
 306
 307 void Client::setSyncedToCore() {
 308   // create buffersyncer
 309   Q_ASSERT(!_bufferSyncer);
 310   _bufferSyncer = new BufferSyncer(this);
 311   connect(bufferSyncer(), SIGNAL(lastSeenMsgSet(BufferId, MsgId)), _networkModel, SLOT(setLastSeenMsgId(BufferId, MsgId)));
 312   connect(bufferSyncer(), SIGNAL(bufferRemoved(BufferId)), this, SLOT(bufferRemoved(BufferId)));
 313   connect(bufferSyncer(), SIGNAL(bufferRenamed(BufferId, QString)), this, SLOT(bufferRenamed(BufferId, QString)));
 314   signalProxy()->synchronize(bufferSyncer());
 315
 316   // attach backlog manager
 317   signalProxy()->synchronize(backlogManager());
 318
 319   // create a new BufferViewManager
 320   _bufferViewManager = new BufferViewManager(signalProxy(), this);
 321
 322   _syncedToCore = true;
 323   emit connected();
 324   emit coreConnectionStateChanged(true);
 325 }
 326
 327 void Client::setSecuredConnection() {
 328   emit securedConnection();
 329 }
 330
 331 void Client::disconnectFromCore() {
 332   if(!isConnected())
 333     return;
 334   _connectedToCore = false;
 335
 336   if(socket) {
 337     socket->close();
 338     socket->deleteLater();
 339   }
 340   _syncedToCore = false;
 341   emit disconnected();
 342   emit coreConnectionStateChanged(false);
 343
 344   messageProcessor()->reset();
 345
 346   // Clear internal data. Hopefully nothing relies on it at this point.
 347   setCurrentCoreAccount(0);
 348
 349   if(_bufferSyncer) {
 350     _bufferSyncer->deleteLater();
 351     _bufferSyncer = 0;
 352   }
 353
 354   if(_bufferViewManager) {
 355     _bufferViewManager->deleteLater();
 356     _bufferViewManager = 0;
 357   }
 358
 359   _messageModel->clear();
 360   _networkModel->clear();
 361
 362   QHash<BufferId, Buffer *>::iterator bufferIter =  _buffers.begin();
 363   while(bufferIter != _buffers.end()) {
 364     Buffer *buffer = bufferIter.value();
 365     disconnect(buffer, SIGNAL(destroyed()), this, 0);
 366     bufferIter = _buffers.erase(bufferIter);
 367     buffer->deleteLater();
 368   }
 369   Q_ASSERT(_buffers.isEmpty());
 370
 371   _statusBuffers.clear();
 372
 373   QHash<NetworkId, Network*>::iterator netIter = _networks.begin();
 374   while(netIter != _networks.end()) {
 375     Network *net = netIter.value();
 376     emit networkRemoved(net->networkId());
 377     disconnect(net, SIGNAL(destroyed()), this, 0);
 378     netIter = _networks.erase(netIter);
 379     net->deleteLater();
 380   }
 381   Q_ASSERT(_networks.isEmpty());
 382
 383   QHash<IdentityId, Identity*>::iterator idIter = _identities.begin();
 384   while(idIter != _identities.end()) {
 385     Identity *id = idIter.value();
 386     emit identityRemoved(id->id());
 387     idIter = _identities.erase(idIter);
 388     id->deleteLater();
 389   }
 390   Q_ASSERT(_identities.isEmpty());
 391
 392 }
 393
 394 void Client::setCoreConfiguration(const QVariantMap &settings) {
 395   SignalProxy::writeDataToDevice(socket, settings);
 396 }
 397
 398 /*** ***/
 399
 400 void Client::updateBufferInfo(BufferInfo id) {
 401   emit bufferUpdated(id);
 402 }
 403
 404 void Client::bufferDestroyed() {
 405   Buffer *buffer = static_cast<Buffer *>(sender());
 406   QHash<BufferId, Buffer *>::iterator iter = _buffers.begin();
 407   while(iter != _buffers.end()) {
 408     if(iter.value() == buffer) {
 409       iter = _buffers.erase(iter);
 410       break;
 411     }
 412     iter++;
 413   }
 414
 415   QHash<NetworkId, Buffer *>::iterator statusIter = _statusBuffers.begin();
 416   while(statusIter != _statusBuffers.end()) {
 417     if(statusIter.value() == buffer) {
 418       statusIter = _statusBuffers.erase(statusIter);
 419       break;
 420     }
 421     statusIter++;
 422   }
 423 }
 424
 425 void Client::networkDestroyed() {
 426   Network *net = static_cast<Network *>(sender());
 427   QHash<NetworkId, Network *>::iterator netIter = _networks.begin();
 428   while(netIter != _networks.end()) {
 429     if(*netIter == net) {
 430       netIter = _networks.erase(netIter);
 431       break;
 432     } else {
 433       netIter++;
 434     }
 435   }
 436 }
 437
 438 // Hmm... we never used this...
 439 void Client::recvStatusMsg(QString /*net*/, QString /*msg*/) {
 440   //recvMessage(net, Message::server("", QString("[STATUS] %1").arg(msg)));
 441 }
 442
 443 void Client::recvMessage(const Message &msg_) {
 444   Message msg = msg_;
 445   messageProcessor()->process(msg);
 446 }
 447
 448 void Client::receiveBacklog(BufferId bufferId, const QVariantList &msgs) {
 449   //QTime start = QTime::currentTime();
 450   QList<Message> msglist;
 451   foreach(QVariant v, msgs) {
 452     Message msg = v.value<Message>();
 453     msg.setFlags(msg.flags() | Message::Backlog);
 454     msglist << msg;
 455   }
 456   messageProcessor()->process(msglist);
 457   //qDebug() << "processed" << msgs.count() << "backlog lines in" << start.msecsTo(QTime::currentTime());
 458 }
 459
 460 void Client::setBufferLastSeenMsg(BufferId id, const MsgId &msgId) {
 461   if(!bufferSyncer())
 462     return;
 463   bufferSyncer()->requestSetLastSeenMsg(id, msgId);
 464 }
 465
 466 void Client::removeBuffer(BufferId id) {
 467   if(!bufferSyncer()) return;
 468   bufferSyncer()->requestRemoveBuffer(id);
 469 }
 470
 471 void Client::bufferRemoved(BufferId bufferId) {
 472   // first remove the buffer from hash. this prohibits further lastSeenUpdates
 473   Buffer *buff = 0;
 474   if(_buffers.contains(bufferId)) {
 475     buff = _buffers.take(bufferId);
 476     disconnect(buff, 0, this, 0);
 477   }
 478
 479   // then we select a sane buffer (status buffer)
 480   /* we have to manually select a buffer because otherwise inconsitent changes
 481    * to the model might occur:
 482    * the result of a buffer removal triggers a change in the selection model.
 483    * the newly selected buffer might be a channel that hasn't been selected yet
 484    * and a new nickview would be created (which never heard of the "rowsAboutToBeRemoved").
 485    * this new view (and/or) its sort filter will then only receive a "rowsRemoved" signal.
 486    */
 487   QModelIndex current = bufferModel()->currentIndex();
 488   if(current.data(NetworkModel::BufferIdRole).value<BufferId>() == bufferId) {
 489     bufferModel()->setCurrentIndex(current.sibling(0,0));
 490   }
 491
 492   // and remove it from the model
 493   networkModel()->removeBuffer(bufferId);
 494
 495   if(buff)
 496     buff->deleteLater();
 497 }
 498
 499 void Client::bufferRenamed(BufferId bufferId, const QString &newName) {
 500   QModelIndex bufferIndex = networkModel()->bufferIndex(bufferId);
 501   if(bufferIndex.isValid()) {
 502     networkModel()->setData(bufferIndex, newName, Qt::DisplayRole);
 503   }
 504 }