src/client/networkmodel.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 "networkmodel.h"
  22
  23 #include <QAbstractItemView>
  24
  25 #include "bufferinfo.h"
  26 #include "client.h"
  27 #include "signalproxy.h"
  28 #include "network.h"
  29 #include "ircchannel.h"
  30 #include "ircuser.h"
  31
  32 #include "util.h" // get rid of this (needed for isChannelName)
  33
  34 /*****************************************
  35 *  Fancy Buffer Items
  36 *****************************************/
  37 BufferItem::BufferItem(BufferInfo bufferInfo, AbstractTreeItem *parent)
  38   : PropertyMapItem(QStringList() << "bufferName" << "topic" << "nickCount", parent),
  39     _bufferInfo(bufferInfo),
  40     _activity(NoActivity)
  41 {
  42   // determine BufferType
  43   if(bufferInfo.buffer().isEmpty())
  44     _type = StatusType;
  45   else if(isChannelName(bufferInfo.buffer()))
  46     _type = ChannelType;
  47   else
  48     _type = QueryType;
  49
  50   Qt::ItemFlags flags = Qt::ItemIsEnabled | Qt::ItemIsSelectable | Qt::ItemIsDragEnabled;
  51   if(bufferType() == QueryType)
  52     flags |= Qt::ItemIsDropEnabled;
  53   setFlags(flags);
  54 }
  55
  56
  57 const BufferInfo &BufferItem::bufferInfo() const {
  58   return _bufferInfo;
  59 }
  60
  61 quint64 BufferItem::id() const {
  62   return bufferInfo().uid();
  63 }
  64
  65 bool BufferItem::isStatusBuffer() const {
  66    return bufferType() == StatusType;
  67 }
  68
  69 BufferItem::Type BufferItem::bufferType() const {
  70   return _type;
  71 }
  72
  73 bool BufferItem::isActive() const {
  74   if(bufferType() == ChannelType)
  75     return _ircChannel;
  76   else
  77     return qobject_cast<NetworkItem *>(parent())->isActive();
  78 }
  79
  80 BufferItem::ActivityLevel BufferItem::activity() const {
  81   return _activity;
  82 }
  83
  84 void BufferItem::setActivity(const ActivityLevel &level) {
  85   _activity = level;
  86 }
  87
  88 void BufferItem::addActivity(const ActivityLevel &level) {
  89   _activity |= level;
  90 }
  91
  92 QVariant BufferItem::data(int column, int role) const {
  93   switch(role) {
  94   case NetworkModel::ItemTypeRole:
  95     return NetworkModel::BufferItemType;
  96   case NetworkModel::BufferIdRole:
  97     return bufferInfo().uid();
  98   case NetworkModel::NetworkIdRole:
  99     return bufferInfo().networkId();
 100   case NetworkModel::BufferTypeRole:
 101     return int(bufferType());
 102   case NetworkModel::ItemActiveRole:
 103     return isActive();
 104   default:
 105     return PropertyMapItem::data(column, role);
 106   }
 107 }
 108
 109 void BufferItem::attachIrcChannel(IrcChannel *ircChannel) {
 110   if(!ircChannel)
 111     return;
 112
 113   _ircChannel = ircChannel;
 114
 115   connect(ircChannel, SIGNAL(topicSet(QString)),
 116           this, SLOT(setTopic(QString)));
 117   connect(ircChannel, SIGNAL(ircUserJoined(IrcUser *)),
 118           this, SLOT(join(IrcUser *)));
 119   connect(ircChannel, SIGNAL(ircUserParted(IrcUser *)),
 120           this, SLOT(part(IrcUser *)));
 121   connect(ircChannel, SIGNAL(destroyed()),
 122           this, SLOT(ircChannelDestroyed()));
 123   connect(ircChannel, SIGNAL(ircUserModesSet(IrcUser *, QString)),
 124           this, SLOT(userModeChanged(IrcUser *)));
 125   connect(ircChannel, SIGNAL(ircUserModeAdded(IrcUser *, QString)),
 126           this, SLOT(userModeChanged(IrcUser *)));
 127   connect(ircChannel, SIGNAL(ircUserModeRemoved(IrcUser *, QString)),
 128           this, SLOT(userModeChanged(IrcUser *)));
 129
 130   emit dataChanged();
 131 }
 132
 133 void BufferItem::ircChannelDestroyed() {
 134   emit dataChanged();
 135   for(int i = 0; i < childCount(); i++) {
 136     emit childDestroyed(i);
 137     removeChild(i);
 138   }
 139 }
 140
 141 QString BufferItem::bufferName() const {
 142   if(bufferType() == StatusType)
 143     return tr("Status Buffer");
 144   else
 145     return bufferInfo().buffer();
 146 }
 147
 148 QString BufferItem::topic() const {
 149   if(_ircChannel)
 150     return _ircChannel->topic();
 151   else
 152     return QString();
 153 }
 154
 155 int BufferItem::nickCount() const {
 156   if(_ircChannel)
 157     return _ircChannel->ircUsers().count();
 158   else
 159     return 0;
 160 }
 161
 162 void BufferItem::setTopic(const QString &topic) {
 163   Q_UNUSED(topic);
 164   emit dataChanged(1);
 165 }
 166
 167 void BufferItem::join(IrcUser *ircUser) {
 168   if(!ircUser)
 169     return;
 170
 171   addUserToCategory(ircUser);
 172   emit dataChanged(2);
 173 }
 174
 175 void BufferItem::addUserToCategory(IrcUser *ircUser) {
 176   Q_ASSERT(_ircChannel);
 177
 178   UserCategoryItem *categoryItem;
 179   int categoryId = UserCategoryItem::categoryFromModes(_ircChannel->userModes(ircUser));
 180   if(!(categoryItem = qobject_cast<UserCategoryItem *>(childById(qHash(categoryId))))) {
 181     categoryItem = new UserCategoryItem(categoryId, this);
 182     emit newChild(categoryItem);
 183   }
 184
 185   categoryItem->addUser(ircUser);
 186 }
 187
 188 void BufferItem::part(IrcUser *ircUser) {
 189   Q_UNUSED(ircUser);
 190   emit dataChanged(2);
 191 }
 192
 193 void BufferItem::removeUserFromCategory(IrcUser *ircUser) {
 194   UserCategoryItem *categoryItem = 0;
 195   IrcUserItem *userItem;
 196   for(int i = 0; i < childCount(); i++) {
 197     categoryItem = qobject_cast<UserCategoryItem *>(child(i));
 198     if(userItem = qobject_cast<IrcUserItem *>(categoryItem->childById((quint64)ircUser))) {
 199       userItem->deleteLater();
 200       return;
 201     }
 202   }
 203 }
 204
 205 void BufferItem::userModeChanged(IrcUser *ircUser) {
 206   removeUserFromCategory(ircUser);
 207   addUserToCategory(ircUser);
 208 }
 209
 210 /*****************************************
 211 *  Network Items
 212 *****************************************/
 213 NetworkItem::NetworkItem(const uint &netid, const QString &network, AbstractTreeItem *parent)
 214   : PropertyMapItem(QList<QString>() << "networkName" << "currentServer" << "nickCount", parent),
 215     _networkId(netid),
 216     _networkName(network)
 217 {
 218   setFlags(Qt::ItemIsEnabled);
 219 }
 220
 221 QVariant NetworkItem::data(int column, int role) const {
 222   switch(role) {
 223   case NetworkModel::NetworkIdRole:
 224     return _networkId;
 225   case NetworkModel::ItemTypeRole:
 226     return NetworkModel::NetworkItemType;
 227   case NetworkModel::ItemActiveRole:
 228     return isActive();
 229   default:
 230     return PropertyMapItem::data(column, role);
 231   }
 232 }
 233
 234 quint64 NetworkItem::id() const {
 235   return _networkId;
 236 }
 237
 238 bool NetworkItem::isActive() const {
 239   return _network;
 240 }
 241
 242 QString NetworkItem::networkName() const {
 243   if(_network)
 244     return _network->networkName();
 245   else
 246     return _networkName;
 247 }
 248
 249 QString NetworkItem::currentServer() const {
 250   if(_network)
 251     return _network->currentServer();
 252   else
 253     return QString();
 254 }
 255
 256 int NetworkItem::nickCount() const {
 257   if(_network)
 258     return _network->ircUsers().count();
 259   else
 260     return 0;
 261 }
 262
 263 void NetworkItem::attachNetwork(Network *network) {
 264   if(!network)
 265     return;
 266
 267   _network = network;
 268
 269   connect(network, SIGNAL(networkNameSet(QString)),
 270           this, SLOT(setNetworkName(QString)));
 271   connect(network, SIGNAL(currentServerSet(QString)),
 272           this, SLOT(setCurrentServer(QString)));
 273   connect(network, SIGNAL(ircChannelAdded(QString)),
 274           this, SLOT(attachIrcChannel(QString)));
 275   // FIXME: connect this and that...
 276
 277   emit dataChanged();
 278 }
 279
 280 void NetworkItem::attachIrcChannel(const QString &channelName) {
 281   IrcChannel *ircChannel = _network->ircChannel(channelName);
 282   if(!ircChannel) {
 283     qWarning() << "NetworkItem::attachIrcChannel(): unkown Channel" << channelName;
 284     return;
 285   }
 286
 287   BufferItem *bufferItem;
 288   for(int i = 0; i < childCount(); i++) {
 289     bufferItem = qobject_cast<BufferItem *>(child(i));
 290     if(bufferItem->bufferName() == ircChannel->name()) {
 291       bufferItem->attachIrcChannel(ircChannel);
 292       break;
 293     }
 294   }
 295 }
 296
 297 void NetworkItem::setNetworkName(const QString &networkName) {
 298   Q_UNUSED(networkName);
 299   emit dataChanged(0);
 300 }
 301
 302 void NetworkItem::setCurrentServer(const QString &serverName) {
 303   Q_UNUSED(serverName);
 304   emit dataChanged(1);
 305 }
 306
 307 /*****************************************
 308 *  User Category Items (like @vh etc.)
 309 *****************************************/
 310 // we hardcode this even though we have PREFIX in network... but that wouldn't help with mapping modes to
 311 // category strings anyway.
 312 const QList<UserCategoryItem::Category> UserCategoryItem::categories = QList<UserCategoryItem::Category>() << UserCategoryItem::Category('q', "Owners")
 313                                                                                                            << UserCategoryItem::Category('a', "Admins")
 314                                                                                                            << UserCategoryItem::Category('a', "Admins")
 315                                                                                                            << UserCategoryItem::Category('o', "Operators")
 316                                                                                                            << UserCategoryItem::Category('h', "Half-Ops")
 317                                                                                                            << UserCategoryItem::Category('v', "Voiced");
 318
 319 UserCategoryItem::UserCategoryItem(int category, AbstractTreeItem *parent)
 320   : PropertyMapItem(QStringList() << "categoryId", parent),
 321     _category(category)
 322 {
 323   connect(this, SIGNAL(childDestroyed(int)),
 324           this, SLOT(checkNoChilds()));
 325 }
 326
 327 QString UserCategoryItem::categoryId() {
 328   if(_category < categories.count())
 329     return categories[_category].displayString;
 330   else
 331     return QString("Users");
 332 }
 333
 334 void UserCategoryItem::checkNoChilds() {
 335   if(childCount() == 0)
 336     deleteLater();
 337 }
 338
 339 quint64 UserCategoryItem::id() const {
 340   return qHash(_category);
 341 }
 342
 343 void UserCategoryItem::addUser(IrcUser *ircUser) {
 344   emit newChild(new IrcUserItem(ircUser, this));
 345 }
 346
 347 int UserCategoryItem::categoryFromModes(const QString &modes) {
 348   for(int i = 0; i < categories.count(); i++) {
 349     if(modes.contains(categories[i].mode))
 350       return i;
 351   }
 352   return categories.count();
 353 }
 354
 355 /*****************************************
 356 *  Irc User Items
 357 *****************************************/
 358 IrcUserItem::IrcUserItem(IrcUser *ircUser, AbstractTreeItem *parent)
 359   : PropertyMapItem(QStringList() << "nickName", parent),
 360     _ircUser(ircUser)
 361 {
 362   connect(ircUser, SIGNAL(destroyed()),
 363           this, SLOT(ircUserDestroyed()));
 364
 365   connect(ircUser, SIGNAL(nickSet(QString)),
 366           this, SLOT(setNick(QString)));
 367 }
 368
 369 QString IrcUserItem::nickName() {
 370   return _ircUser->nick();
 371 }
 372
 373 IrcUser *IrcUserItem::ircUser() {
 374   return _ircUser;
 375 }
 376
 377 quint64 IrcUserItem::id() const {
 378   return (quint64)_ircUser;
 379 }
 380
 381 void IrcUserItem::setNick(QString newNick) {
 382   Q_UNUSED(newNick);
 383   emit dataChanged(0);
 384 }
 385 void IrcUserItem::ircUserDestroyed() {
 386   deleteLater();
 387 }
 388
 389 /*****************************************
 390  * NetworkModel
 391  *****************************************/
 392 NetworkModel::NetworkModel(QObject *parent)
 393   : TreeModel(NetworkModel::defaultHeader(), parent)
 394 {
 395 }
 396
 397 QList<QVariant >NetworkModel::defaultHeader() {
 398   QList<QVariant> data;
 399   data << tr("Buffer") << tr("Topic") << tr("Nick Count");
 400   return data;
 401 }
 402
 403 bool NetworkModel::isBufferIndex(const QModelIndex &index) const {
 404   return index.data(NetworkModel::ItemTypeRole) == NetworkModel::BufferItemType;
 405 }
 406
 407 Buffer *NetworkModel::getBufferByIndex(const QModelIndex &index) const {
 408   BufferItem *item = static_cast<BufferItem *>(index.internalPointer());
 409   return Client::instance()->buffer(item->id());
 410 }
 411
 412
 413 // experimental stuff :)
 414 QModelIndex NetworkModel::networkIndex(uint networkId) {
 415   return indexById(networkId);
 416 }
 417
 418 NetworkItem *NetworkModel::network(uint networkId) {
 419   return qobject_cast<NetworkItem *>(rootItem->childById(networkId));
 420 }
 421
 422 NetworkItem *NetworkModel::newNetwork(uint networkId, const QString &networkName) {
 423   NetworkItem *networkItem = network(networkId);
 424
 425   if(networkItem == 0) {
 426     networkItem = new NetworkItem(networkId, networkName, rootItem);
 427     appendChild(rootItem, networkItem);
 428   }
 429
 430   Q_ASSERT(networkItem);
 431   return networkItem;
 432 }
 433
 434 QModelIndex NetworkModel::bufferIndex(BufferId bufferId) {
 435   AbstractTreeItem *netItem, *bufferItem;
 436   for(int i = 0; i < rootItem->childCount(); i++) {
 437     netItem = rootItem->child(i);
 438     if((bufferItem = netItem->childById(bufferId))) {
 439       return indexById(bufferItem->id(), networkIndex(netItem->id()));
 440     }
 441   }
 442   return QModelIndex();
 443 }
 444
 445 BufferItem *NetworkModel::buffer(BufferInfo bufferInfo) {
 446   QModelIndex bufferIdx = bufferIndex(bufferInfo.uid());
 447   if(bufferIdx.isValid())
 448     return static_cast<BufferItem *>(bufferIdx.internalPointer());
 449   else
 450     return 0;
 451 }
 452
 453 BufferItem *NetworkModel::newBuffer(BufferInfo bufferInfo) {
 454   BufferItem *bufferItem = buffer(bufferInfo);
 455   if(bufferItem == 0) {
 456     NetworkItem *networkItem = newNetwork(bufferInfo.networkId(), bufferInfo.network());
 457     bufferItem = new BufferItem(bufferInfo, networkItem);
 458     appendChild(networkItem, bufferItem);
 459   }
 460
 461   Q_ASSERT(bufferItem);
 462   return bufferItem;
 463 }
 464
 465 QStringList NetworkModel::mimeTypes() const {
 466   // mimetypes we accept for drops
 467   QStringList types;
 468   // comma separated list of colon separated pairs of networkid and bufferid
 469   // example: 0:1,0:2,1:4
 470   types << "application/Quassel/BufferItemList";
 471   return types;
 472 }
 473
 474 bool NetworkModel::mimeContainsBufferList(const QMimeData *mimeData) {
 475   return mimeData->hasFormat("application/Quassel/BufferItemList");
 476 }
 477
 478 QList< QPair<uint, uint> > NetworkModel::mimeDataToBufferList(const QMimeData *mimeData) {
 479   QList< QPair<uint, uint> > bufferList;
 480
 481   if(!mimeContainsBufferList(mimeData))
 482     return bufferList;
 483
 484   QStringList rawBufferList = QString::fromAscii(mimeData->data("application/Quassel/BufferItemList")).split(",");
 485   uint networkId, bufferUid;
 486   foreach(QString rawBuffer, rawBufferList) {
 487     if(!rawBuffer.contains(":"))
 488       continue;
 489     networkId = rawBuffer.section(":", 0, 0).toUInt();
 490     bufferUid = rawBuffer.section(":", 1, 1).toUInt();
 491     bufferList.append(qMakePair(networkId, bufferUid));
 492   }
 493   return bufferList;
 494 }
 495
 496
 497 QMimeData *NetworkModel::mimeData(const QModelIndexList &indexes) const {
 498   QMimeData *mimeData = new QMimeData();
 499
 500   QStringList bufferlist;
 501   QString netid, uid, bufferid;
 502   foreach(QModelIndex index, indexes) {
 503     netid = QString::number(index.data(NetworkIdRole).toUInt());
 504     uid = QString::number(index.data(BufferIdRole).toUInt());
 505     bufferid = QString("%1:%2").arg(netid).arg(uid);
 506     if(!bufferlist.contains(bufferid))
 507       bufferlist << bufferid;
 508   }
 509
 510   mimeData->setData("application/Quassel/BufferItemList", bufferlist.join(",").toAscii());
 511
 512   return mimeData;
 513 }
 514
 515 bool NetworkModel::dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent) {
 516   Q_UNUSED(action)
 517   Q_UNUSED(row)
 518   Q_UNUSED(column)
 519
 520   if(!mimeContainsBufferList(data))
 521     return false;
 522
 523   // target must be a query
 524   BufferItem::Type targetType = (BufferItem::Type)parent.data(NetworkModel::BufferTypeRole).toInt();
 525   if(targetType != BufferItem::QueryType)
 526     return false;
 527
 528   QList< QPair<uint, uint> > bufferList = mimeDataToBufferList(data);
 529
 530   // exactly one buffer has to be dropped
 531   if(bufferList.count() != 1)
 532     return false;
 533
 534   uint netId = bufferList.first().first;
 535   uint bufferId = bufferList.first().second;
 536
 537   // no self merges (would kill us)
 538   if(bufferId == parent.data(BufferIdRole).toUInt())
 539     return false;
 540
 541   Q_ASSERT(rootItem->childById(netId));
 542   Q_ASSERT(rootItem->childById(netId)->childById(bufferId));
 543
 544   // source must be a query too
 545   BufferItem::Type sourceType = (BufferItem::Type)rootItem->childById(netId)->childById(bufferId)->data(0, BufferTypeRole).toInt();
 546   if(sourceType != BufferItem::QueryType)
 547     return false;
 548
 549   // TODO: warn user about buffermerge!
 550   qDebug() << "merging" << bufferId << parent.data(BufferIdRole).toInt();
 551   removeRow(parent.row(), parent.parent());
 552
 553   return true;
 554 }
 555
 556 void NetworkModel::attachNetwork(Network *net) {
 557   NetworkItem *networkItem = network(net->networkId());
 558   if(!networkItem) {
 559     qWarning() << "NetworkModel::attachNetwork(): network is unknown!";
 560     return;
 561   }
 562   networkItem->attachNetwork(net);
 563 }
 564
 565 void NetworkModel::bufferUpdated(BufferInfo bufferInfo) {
 566   BufferItem *bufferItem = newBuffer(bufferInfo);
 567   QModelIndex itemindex = indexByItem(bufferItem);
 568   emit dataChanged(itemindex, itemindex);
 569 }
 570
 571 void NetworkModel::bufferActivity(BufferItem::ActivityLevel level, BufferInfo bufferInfo) {
 572 //   BufferItem *bufferItem = buffer(buf->bufferInfo());
 573 //   if(!bufferItem) {
 574 //     qWarning() << "NetworkModel::bufferActivity(): received Activity Info for uknown Buffer";
 575 //     return;
 576 //   }
 577 //   bufferItem->setActivity(level);
 578 //   bufferUpdated(buf);
 579 }
 580