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().toInt();
  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 qVariantFromValue(bufferInfo().uid());
  98   case NetworkModel::NetworkIdRole:
  99     return qVariantFromValue(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 NetworkId &netid, AbstractTreeItem *parent)
 214   : PropertyMapItem(QList<QString>() << "networkName" << "currentServer" << "nickCount", parent),
 215     _networkId(netid)
 216 {
 217   setFlags(Qt::ItemIsEnabled);
 218 }
 219
 220 QVariant NetworkItem::data(int column, int role) const {
 221   switch(role) {
 222   case NetworkModel::NetworkIdRole:
 223     return qVariantFromValue(_networkId);
 224   case NetworkModel::ItemTypeRole:
 225     return NetworkModel::NetworkItemType;
 226   case NetworkModel::ItemActiveRole:
 227     return isActive();
 228   default:
 229     return PropertyMapItem::data(column, role);
 230   }
 231 }
 232
 233 quint64 NetworkItem::id() const {
 234   return _networkId.toInt();
 235 }
 236
 237 bool NetworkItem::isActive() const {
 238   return _network;
 239 }
 240
 241 QString NetworkItem::networkName() const {
 242   if(_network)
 243     return _network->networkName();
 244   else
 245     return QString();
 246 }
 247
 248 QString NetworkItem::currentServer() const {
 249   if(_network)
 250     return _network->currentServer();
 251   else
 252     return QString();
 253 }
 254
 255 int NetworkItem::nickCount() const {
 256   if(_network)
 257     return _network->ircUsers().count();
 258   else
 259     return 0;
 260 }
 261
 262 void NetworkItem::attachNetwork(Network *network) {
 263   if(!network)
 264     return;
 265
 266   _network = network;
 267
 268   connect(network, SIGNAL(networkNameSet(QString)),
 269           this, SLOT(setNetworkName(QString)));
 270   connect(network, SIGNAL(currentServerSet(QString)),
 271           this, SLOT(setCurrentServer(QString)));
 272   connect(network, SIGNAL(ircChannelAdded(QString)),
 273           this, SLOT(attachIrcChannel(QString)));
 274   // FIXME: connect this and that...
 275
 276   emit dataChanged();
 277 }
 278
 279 void NetworkItem::attachIrcChannel(const QString &channelName) {
 280   IrcChannel *ircChannel = _network->ircChannel(channelName);
 281   if(!ircChannel) {
 282     qWarning() << "NetworkItem::attachIrcChannel(): unkown Channel" << channelName;
 283     return;
 284   }
 285
 286   BufferItem *bufferItem;
 287   for(int i = 0; i < childCount(); i++) {
 288     bufferItem = qobject_cast<BufferItem *>(child(i));
 289     if(bufferItem->bufferName() == ircChannel->name()) {
 290       bufferItem->attachIrcChannel(ircChannel);
 291       break;
 292     }
 293   }
 294 }
 295
 296 void NetworkItem::setNetworkName(const QString &networkName) {
 297   Q_UNUSED(networkName);
 298   emit dataChanged(0);
 299 }
 300
 301 void NetworkItem::setCurrentServer(const QString &serverName) {
 302   Q_UNUSED(serverName);
 303   emit dataChanged(1);
 304 }
 305
 306 /*****************************************
 307 *  User Category Items (like @vh etc.)
 308 *****************************************/
 309 // we hardcode this even though we have PREFIX in network... but that wouldn't help with mapping modes to
 310 // category strings anyway.
 311 const QList<UserCategoryItem::Category> UserCategoryItem::categories = QList<UserCategoryItem::Category>() << UserCategoryItem::Category('q', "Owners")
 312                                                                                                            << UserCategoryItem::Category('a', "Admins")
 313                                                                                                            << UserCategoryItem::Category('a', "Admins")
 314                                                                                                            << UserCategoryItem::Category('o', "Operators")
 315                                                                                                            << UserCategoryItem::Category('h', "Half-Ops")
 316                                                                                                            << UserCategoryItem::Category('v', "Voiced");
 317
 318 UserCategoryItem::UserCategoryItem(int category, AbstractTreeItem *parent)
 319   : PropertyMapItem(QStringList() << "categoryId", parent),
 320     _category(category)
 321 {
 322   connect(this, SIGNAL(childDestroyed(int)),
 323           this, SLOT(checkNoChilds()));
 324 }
 325
 326 QString UserCategoryItem::categoryId() {
 327   if(_category < categories.count())
 328     return categories[_category].displayString;
 329   else
 330     return QString("Users");
 331 }
 332
 333 void UserCategoryItem::checkNoChilds() {
 334   if(childCount() == 0)
 335     deleteLater();
 336 }
 337
 338 quint64 UserCategoryItem::id() const {
 339   return qHash(_category);
 340 }
 341
 342 void UserCategoryItem::addUser(IrcUser *ircUser) {
 343   emit newChild(new IrcUserItem(ircUser, this));
 344 }
 345
 346 int UserCategoryItem::categoryFromModes(const QString &modes) {
 347   for(int i = 0; i < categories.count(); i++) {
 348     if(modes.contains(categories[i].mode))
 349       return i;
 350   }
 351   return categories.count();
 352 }
 353
 354 /*****************************************
 355 *  Irc User Items
 356 *****************************************/
 357 IrcUserItem::IrcUserItem(IrcUser *ircUser, AbstractTreeItem *parent)
 358   : PropertyMapItem(QStringList() << "nickName", parent),
 359     _ircUser(ircUser)
 360 {
 361   connect(ircUser, SIGNAL(destroyed()),
 362           this, SLOT(ircUserDestroyed()));
 363
 364   connect(ircUser, SIGNAL(nickSet(QString)),
 365           this, SLOT(setNick(QString)));
 366 }
 367
 368 QString IrcUserItem::nickName() {
 369   return _ircUser->nick();
 370 }
 371
 372 IrcUser *IrcUserItem::ircUser() {
 373   return _ircUser;
 374 }
 375
 376 quint64 IrcUserItem::id() const {
 377   return (quint64)_ircUser;
 378 }
 379
 380 void IrcUserItem::setNick(QString newNick) {
 381   Q_UNUSED(newNick);
 382   emit dataChanged(0);
 383 }
 384 void IrcUserItem::ircUserDestroyed() {
 385   deleteLater();
 386 }
 387
 388 /*****************************************
 389  * NetworkModel
 390  *****************************************/
 391 NetworkModel::NetworkModel(QObject *parent)
 392   : TreeModel(NetworkModel::defaultHeader(), parent)
 393 {
 394 }
 395
 396 QList<QVariant >NetworkModel::defaultHeader() {
 397   QList<QVariant> data;
 398   data << tr("Buffer") << tr("Topic") << tr("Nick Count");
 399   return data;
 400 }
 401
 402 bool NetworkModel::isBufferIndex(const QModelIndex &index) const {
 403   return index.data(NetworkModel::ItemTypeRole) == NetworkModel::BufferItemType;
 404 }
 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
 414 // experimental stuff :)
 415 QModelIndex NetworkModel::networkIndex(NetworkId networkId) {
 416   return indexById(networkId.toInt());
 417 }
 418
 419 NetworkItem *NetworkModel::existsNetworkItem(NetworkId networkId) {
 420   return qobject_cast<NetworkItem *>(rootItem->childById(networkId.toInt()));
 421 }
 422
 423 NetworkItem *NetworkModel::networkItem(NetworkId networkId) {
 424   NetworkItem *netItem = existsNetworkItem(networkId);
 425
 426   if(netItem == 0) {
 427     netItem = new NetworkItem(networkId, rootItem);
 428     appendChild(rootItem, netItem);
 429   }
 430
 431   Q_ASSERT(netItem);
 432   return netItem;
 433 }
 434
 435 QModelIndex NetworkModel::bufferIndex(BufferId bufferId) {
 436   AbstractTreeItem *netItem, *bufferItem;
 437   for(int i = 0; i < rootItem->childCount(); i++) {
 438     netItem = rootItem->child(i);
 439     if((bufferItem = netItem->childById(bufferId.toInt()))) {
 440       return indexById(bufferItem->id(), networkIndex(netItem->id()));
 441     }
 442   }
 443   return QModelIndex();
 444 }
 445
 446 BufferItem *NetworkModel::existsBufferItem(const BufferInfo &bufferInfo) {
 447   QModelIndex bufferIdx = bufferIndex(bufferInfo.uid());
 448   if(bufferIdx.isValid())
 449     return static_cast<BufferItem *>(bufferIdx.internalPointer());
 450   else
 451     return 0;
 452 }
 453
 454 BufferItem *NetworkModel::bufferItem(const BufferInfo &bufferInfo) {
 455   BufferItem *bufItem = existsBufferItem(bufferInfo);
 456   if(bufItem == 0) {
 457     NetworkItem *netItem = networkItem(bufferInfo.networkId());
 458     bufItem = new BufferItem(bufferInfo, netItem);
 459     appendChild(netItem, bufItem);
 460   }
 461
 462   Q_ASSERT(bufItem);
 463   return bufItem;
 464 }
 465
 466 QStringList NetworkModel::mimeTypes() const {
 467   // mimetypes we accept for drops
 468   QStringList types;
 469   // comma separated list of colon separated pairs of networkid and bufferid
 470   // example: 0:1,0:2,1:4
 471   types << "application/Quassel/BufferItemList";
 472   return types;
 473 }
 474
 475 bool NetworkModel::mimeContainsBufferList(const QMimeData *mimeData) {
 476   return mimeData->hasFormat("application/Quassel/BufferItemList");
 477 }
 478
 479 QList< QPair<NetworkId, BufferId> > NetworkModel::mimeDataToBufferList(const QMimeData *mimeData) {
 480   QList< QPair<NetworkId, BufferId> > bufferList;
 481
 482   if(!mimeContainsBufferList(mimeData))
 483     return bufferList;
 484
 485   QStringList rawBufferList = QString::fromAscii(mimeData->data("application/Quassel/BufferItemList")).split(",");
 486   NetworkId networkId;
 487   BufferId bufferUid;
 488   foreach(QString rawBuffer, rawBufferList) {
 489     if(!rawBuffer.contains(":"))
 490       continue;
 491     networkId = rawBuffer.section(":", 0, 0).toInt();
 492     bufferUid = rawBuffer.section(":", 1, 1).toInt();
 493     bufferList.append(qMakePair(networkId, bufferUid));
 494   }
 495   return bufferList;
 496 }
 497
 498
 499 QMimeData *NetworkModel::mimeData(const QModelIndexList &indexes) const {
 500   QMimeData *mimeData = new QMimeData();
 501
 502   QStringList bufferlist;
 503   QString netid, uid, bufferid;
 504   foreach(QModelIndex index, indexes) {
 505     netid = QString::number(index.data(NetworkIdRole).value<NetworkId>().toInt());
 506     uid = QString::number(index.data(BufferIdRole).value<BufferId>().toInt());
 507     bufferid = QString("%1:%2").arg(netid).arg(uid);
 508     if(!bufferlist.contains(bufferid))
 509       bufferlist << bufferid;
 510   }
 511
 512   mimeData->setData("application/Quassel/BufferItemList", bufferlist.join(",").toAscii());
 513
 514   return mimeData;
 515 }
 516
 517 bool NetworkModel::dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent) {
 518   Q_UNUSED(action)
 519   Q_UNUSED(row)
 520   Q_UNUSED(column)
 521
 522   if(!mimeContainsBufferList(data))
 523     return false;
 524
 525   // target must be a query
 526   BufferItem::Type targetType = (BufferItem::Type)parent.data(NetworkModel::BufferTypeRole).toInt();
 527   if(targetType != BufferItem::QueryType)
 528     return false;
 529
 530   QList< QPair<NetworkId, BufferId> > bufferList = mimeDataToBufferList(data);
 531
 532   // exactly one buffer has to be dropped
 533   if(bufferList.count() != 1)
 534     return false;
 535
 536   NetworkId netId = bufferList.first().first;
 537   BufferId bufferId = bufferList.first().second;
 538
 539   // no self merges (would kill us)
 540   if(bufferId == parent.data(BufferIdRole).value<BufferId>())
 541     return false;
 542
 543   Q_ASSERT(rootItem->childById(netId.toInt()));
 544   Q_ASSERT(rootItem->childById(netId.toInt())->childById(bufferId.toInt()));
 545
 546   // source must be a query too
 547   BufferItem::Type sourceType = (BufferItem::Type)rootItem->childById(netId.toInt())->childById(bufferId.toInt())->data(0, BufferTypeRole).toInt();
 548   if(sourceType != BufferItem::QueryType)
 549     return false;
 550
 551   // TODO: warn user about buffermerge!
 552   qDebug() << "merging" << bufferId << parent.data(BufferIdRole).value<BufferId>();
 553   removeRow(parent.row(), parent.parent());
 554
 555   return true;
 556 }
 557
 558 void NetworkModel::attachNetwork(Network *net) {
 559   NetworkItem *netItem = networkItem(net->networkId());
 560   netItem->attachNetwork(net);
 561 }
 562
 563 void NetworkModel::bufferUpdated(BufferInfo bufferInfo) {
 564   BufferItem *bufItem = bufferItem(bufferInfo);
 565   QModelIndex itemindex = indexByItem(bufItem);
 566   emit dataChanged(itemindex, itemindex);
 567 }
 568
 569 void NetworkModel::bufferActivity(BufferItem::ActivityLevel level, BufferInfo bufferInfo) {
 570 //   BufferItem *bufferItem = buffer(buf->bufferInfo());
 571 //   if(!bufferItem) {
 572 //     qWarning() << "NetworkModel::bufferActivity(): received Activity Info for uknown Buffer";
 573 //     return;
 574 //   }
 575 //   bufferItem->setActivity(level);
 576 //   bufferUpdated(buf);
 577 }
 578