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
  83 Client::~Client() {
  84   disconnectFromCore();
  85 }
  86
  87 void Client::init() {
  88   _currentCoreAccount = 0;
  89   _networkModel = new NetworkModel(this);
  90
  91   connect(this, SIGNAL(networkRemoved(NetworkId)),
  92           _networkModel, SLOT(networkRemoved(NetworkId)));
  93
  94   _bufferModel = new BufferModel(_networkModel);
  95   _messageModel = mainUi->createMessageModel(this);
  96   _messageProcessor = mainUi->createMessageProcessor(this);
  97
  98   SignalProxy *p = signalProxy();
  99
 100   p->attachSlot(SIGNAL(displayMsg(const Message &)), this, SLOT(recvMessage(const Message &)));
 101   p->attachSlot(SIGNAL(displayStatusMsg(QString, QString)), this, SLOT(recvStatusMsg(QString, QString)));
 102
 103   p->attachSlot(SIGNAL(bufferInfoUpdated(BufferInfo)), _networkModel, SLOT(bufferUpdated(BufferInfo)));
 104   p->attachSignal(this, SIGNAL(sendInput(BufferInfo, QString)));
 105   p->attachSignal(this, SIGNAL(requestNetworkStates()));
 106
 107   p->attachSignal(this, SIGNAL(requestCreateIdentity(const Identity &)), SIGNAL(createIdentity(const Identity &)));
 108   p->attachSignal(this, SIGNAL(requestRemoveIdentity(IdentityId)), SIGNAL(removeIdentity(IdentityId)));
 109   p->attachSlot(SIGNAL(identityCreated(const Identity &)), this, SLOT(coreIdentityCreated(const Identity &)));
 110   p->attachSlot(SIGNAL(identityRemoved(IdentityId)), this, SLOT(coreIdentityRemoved(IdentityId)));
 111
 112   p->attachSignal(this, SIGNAL(requestCreateNetwork(const NetworkInfo &)), SIGNAL(createNetwork(const NetworkInfo &)));
 113   p->attachSignal(this, SIGNAL(requestRemoveNetwork(NetworkId)), SIGNAL(removeNetwork(NetworkId)));
 114   p->attachSlot(SIGNAL(networkCreated(NetworkId)), this, SLOT(coreNetworkCreated(NetworkId)));
 115   p->attachSlot(SIGNAL(networkRemoved(NetworkId)), this, SLOT(coreNetworkRemoved(NetworkId)));
 116
 117   connect(p, SIGNAL(disconnected()), this, SLOT(disconnectFromCore()));
 118
 119   //connect(mainUi, SIGNAL(connectToCore(const QVariantMap &)), this, SLOT(connectToCore(const QVariantMap &)));
 120   connect(mainUi, SIGNAL(disconnectFromCore()), this, SLOT(disconnectFromCore()));
 121   connect(this, SIGNAL(connected()), mainUi, SLOT(connectedToCore()));
 122   connect(this, SIGNAL(disconnected()), mainUi, SLOT(disconnectedFromCore()));
 123
 124 }
 125
 126 /*** public static methods ***/
 127
 128 AccountId Client::currentCoreAccount() {
 129   return _currentCoreAccount;
 130 }
 131
 132 void Client::setCurrentCoreAccount(AccountId id) {
 133   _currentCoreAccount = id;
 134 }
 135
 136 bool Client::isConnected() {
 137   return instance()->_connectedToCore;
 138 }
 139
 140 bool Client::isSynced() {
 141   return instance()->_syncedToCore;
 142 }
 143
 144 /*** Network handling ***/
 145
 146 QList<NetworkId> Client::networkIds() {
 147   return instance()->_networks.keys();
 148 }
 149
 150 const Network * Client::network(NetworkId networkid) {
 151   if(instance()->_networks.contains(networkid)) return instance()->_networks[networkid];
 152   else return 0;
 153 }
 154
 155 void Client::createNetwork(const NetworkInfo &info) {
 156   emit instance()->requestCreateNetwork(info);
 157 }
 158
 159 void Client::removeNetwork(NetworkId id) {
 160   emit instance()->requestRemoveNetwork(id);
 161 }
 162
 163 void Client::updateNetwork(const NetworkInfo &info) {
 164   Network *netptr = instance()->_networks.value(info.networkId, 0);
 165   if(!netptr) {
 166     qWarning() << "Update for unknown network requested:" << info;
 167     return;
 168   }
 169   netptr->requestSetNetworkInfo(info);
 170 }
 171
 172 void Client::addNetwork(Network *net) {
 173   net->setProxy(signalProxy());
 174   signalProxy()->synchronize(net);
 175   networkModel()->attachNetwork(net);
 176   connect(net, SIGNAL(destroyed()), instance(), SLOT(networkDestroyed()));
 177   instance()->_networks[net->networkId()] = net;
 178   emit instance()->networkCreated(net->networkId());
 179 }
 180
 181 void Client::coreNetworkCreated(NetworkId id) {
 182   if(_networks.contains(id)) {
 183     qWarning() << "Creation of already existing network requested!";
 184     return;
 185   }
 186   Network *net = new Network(id, this);
 187   addNetwork(net);
 188 }
 189
 190 void Client::coreNetworkRemoved(NetworkId id) {
 191   if(!_networks.contains(id))
 192     return;
 193   Network *net = _networks.take(id);
 194   emit networkRemoved(net->networkId());
 195   net->deleteLater();
 196 }
 197
 198 /*** Identity handling ***/
 199
 200 QList<IdentityId> Client::identityIds() {
 201   return instance()->_identities.keys();
 202 }
 203
 204 const Identity * Client::identity(IdentityId id) {
 205   if(instance()->_identities.contains(id)) return instance()->_identities[id];
 206   else return 0;
 207 }
 208
 209 void Client::createIdentity(const Identity &id) {
 210   emit instance()->requestCreateIdentity(id);
 211 }
 212
 213 void Client::updateIdentity(IdentityId id, const QVariantMap &ser) {
 214   Identity *idptr = instance()->_identities.value(id, 0);
 215   if(!idptr) {
 216     qWarning() << "Update for unknown identity requested:" << id;
 217     return;
 218   }
 219   idptr->requestUpdate(ser);
 220 }
 221
 222 void Client::removeIdentity(IdentityId id) {
 223   emit instance()->requestRemoveIdentity(id);
 224 }
 225
 226 void Client::coreIdentityCreated(const Identity &other) {
 227   if(!_identities.contains(other.id())) {
 228     Identity *identity = new Identity(other, this);
 229     _identities[other.id()] = identity;
 230     identity->setInitialized();
 231     signalProxy()->synchronize(identity);
 232     emit identityCreated(other.id());
 233   } else {
 234     qWarning() << tr("Identity already exists in client!");
 235   }
 236 }
 237
 238 void Client::coreIdentityRemoved(IdentityId id) {
 239   if(_identities.contains(id)) {
 240     emit identityRemoved(id);
 241     Identity *i = _identities.take(id);
 242     i->deleteLater();
 243   }
 244 }
 245
 246 /***  ***/
 247 void Client::userInput(BufferInfo bufferInfo, QString message) {
 248   emit instance()->sendInput(bufferInfo, message);
 249 }
 250
 251 /*** core connection stuff ***/
 252
 253 void Client::setConnectedToCore(QIODevice *sock, AccountId id) {
 254   socket = sock;
 255   signalProxy()->addPeer(socket);
 256   _connectedToCore = true;
 257   setCurrentCoreAccount(id);
 258 }
 259
 260 void Client::setSyncedToCore() {
 261   // create buffersyncer
 262   Q_ASSERT(!_bufferSyncer);
 263   _bufferSyncer = new BufferSyncer(this);
 264   connect(bufferSyncer(), SIGNAL(lastSeenMsgSet(BufferId, MsgId)), _networkModel, SLOT(setLastSeenMsgId(BufferId, MsgId)));
 265   connect(bufferSyncer(), SIGNAL(bufferRemoved(BufferId)), this, SLOT(bufferRemoved(BufferId)));
 266   connect(bufferSyncer(), SIGNAL(bufferRenamed(BufferId, QString)), this, SLOT(bufferRenamed(BufferId, QString)));
 267   signalProxy()->synchronize(bufferSyncer());
 268
 269   // attach backlog manager
 270   signalProxy()->synchronize(backlogManager());
 271
 272   // create a new BufferViewManager
 273   _bufferViewManager = new BufferViewManager(signalProxy(), this);
 274
 275   _syncedToCore = true;
 276   emit connected();
 277   emit coreConnectionStateChanged(true);
 278 }
 279
 280 void Client::setSecuredConnection() {
 281   emit securedConnection();
 282 }
 283
 284 void Client::disconnectFromCore() {
 285   if(!isConnected())
 286     return;
 287   _connectedToCore = false;
 288
 289   if(socket) {
 290     socket->close();
 291     socket->deleteLater();
 292   }
 293   _syncedToCore = false;
 294   emit disconnected();
 295   emit coreConnectionStateChanged(false);
 296
 297   messageProcessor()->reset();
 298
 299   // Clear internal data. Hopefully nothing relies on it at this point.
 300   setCurrentCoreAccount(0);
 301
 302   if(_bufferSyncer) {
 303     _bufferSyncer->deleteLater();
 304     _bufferSyncer = 0;
 305   }
 306
 307   if(_bufferViewManager) {
 308     _bufferViewManager->deleteLater();
 309     _bufferViewManager = 0;
 310   }
 311
 312   _messageModel->clear();
 313   _networkModel->clear();
 314
 315   QHash<NetworkId, Network*>::iterator netIter = _networks.begin();
 316   while(netIter != _networks.end()) {
 317     Network *net = netIter.value();
 318     emit networkRemoved(net->networkId());
 319     disconnect(net, SIGNAL(destroyed()), this, 0);
 320     netIter = _networks.erase(netIter);
 321     net->deleteLater();
 322   }
 323   Q_ASSERT(_networks.isEmpty());
 324
 325   QHash<IdentityId, Identity*>::iterator idIter = _identities.begin();
 326   while(idIter != _identities.end()) {
 327     Identity *id = idIter.value();
 328     emit identityRemoved(id->id());
 329     idIter = _identities.erase(idIter);
 330     id->deleteLater();
 331   }
 332   Q_ASSERT(_identities.isEmpty());
 333
 334 }
 335
 336 void Client::setCoreConfiguration(const QVariantMap &settings) {
 337   SignalProxy::writeDataToDevice(socket, settings);
 338 }
 339
 340 /*** ***/
 341
 342 void Client::networkDestroyed() {
 343   Network *net = static_cast<Network *>(sender());
 344   QHash<NetworkId, Network *>::iterator netIter = _networks.begin();
 345   while(netIter != _networks.end()) {
 346     if(*netIter == net) {
 347       netIter = _networks.erase(netIter);
 348       break;
 349     } else {
 350       netIter++;
 351     }
 352   }
 353 }
 354
 355 // Hmm... we never used this...
 356 void Client::recvStatusMsg(QString /*net*/, QString /*msg*/) {
 357   //recvMessage(net, Message::server("", QString("[STATUS] %1").arg(msg)));
 358 }
 359
 360 void Client::recvMessage(const Message &msg_) {
 361   Message msg = msg_;
 362   messageProcessor()->process(msg);
 363 }
 364
 365 void Client::setBufferLastSeenMsg(BufferId id, const MsgId &msgId) {
 366   if(!bufferSyncer())
 367     return;
 368   bufferSyncer()->requestSetLastSeenMsg(id, msgId);
 369 }
 370
 371 void Client::removeBuffer(BufferId id) {
 372   if(!bufferSyncer()) return;
 373   bufferSyncer()->requestRemoveBuffer(id);
 374 }
 375
 376 void Client::bufferRemoved(BufferId bufferId) {
 377   // select a sane buffer (status buffer)
 378   /* we have to manually select a buffer because otherwise inconsitent changes
 379    * to the model might occur:
 380    * the result of a buffer removal triggers a change in the selection model.
 381    * the newly selected buffer might be a channel that hasn't been selected yet
 382    * and a new nickview would be created (which never heard of the "rowsAboutToBeRemoved").
 383    * this new view (and/or) its sort filter will then only receive a "rowsRemoved" signal.
 384    */
 385   QModelIndex current = bufferModel()->currentIndex();
 386   if(current.data(NetworkModel::BufferIdRole).value<BufferId>() == bufferId) {
 387     bufferModel()->setCurrentIndex(current.sibling(0,0));
 388   }
 389
 390   // and remove it from the model
 391   networkModel()->removeBuffer(bufferId);
 392 }
 393
 394 void Client::bufferRenamed(BufferId bufferId, const QString &newName) {
 395   QModelIndex bufferIndex = networkModel()->bufferIndex(bufferId);
 396   if(bufferIndex.isValid()) {
 397     networkModel()->setData(bufferIndex, newName, Qt::DisplayRole);
 398   }
 399 }