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   removeAllChilds();
 136 }
 137
 138 QString BufferItem::bufferName() const {
 139   if(bufferType() == StatusType)
 140     return tr("Status Buffer");
 141   else
 142     return bufferInfo().buffer();
 143 }
 144
 145 QString BufferItem::topic() const {
 146   if(_ircChannel)
 147     return _ircChannel->topic();
 148   else
 149     return QString();
 150 }
 151
 152 int BufferItem::nickCount() const {
 153   if(_ircChannel)
 154     return _ircChannel->ircUsers().count();
 155   else
 156     return 0;
 157 }
 158
 159 void BufferItem::setTopic(const QString &topic) {
 160   Q_UNUSED(topic);
 161   emit dataChanged(1);
 162 }
 163
 164 void BufferItem::join(IrcUser *ircUser) {
 165   if(!ircUser)
 166     return;
 167
 168   addUserToCategory(ircUser);
 169   emit dataChanged(2);
 170 }
 171
 172 void BufferItem::addUserToCategory(IrcUser *ircUser) {
 173   Q_ASSERT(_ircChannel);
 174
 175   UserCategoryItem *categoryItem;
 176   int categoryId = UserCategoryItem::categoryFromModes(_ircChannel->userModes(ircUser));
 177   if(!(categoryItem = qobject_cast<UserCategoryItem *>(childById(qHash(categoryId))))) {
 178     categoryItem = new UserCategoryItem(categoryId, this);
 179     emit newChild(categoryItem);
 180   }
 181   categoryItem->addUser(ircUser);
 182 }
 183
 184 void BufferItem::part(IrcUser *ircUser) {
 185   if(!ircUser)
 186     return;
 187
 188   removeUserFromCategory(ircUser);
 189   emit dataChanged(2);
 190 }
 191
 192 void BufferItem::removeUserFromCategory(IrcUser *ircUser) {
 193   UserCategoryItem *categoryItem = 0;
 194   IrcUserItem *userItem;
 195   for(int i = 0; i < childCount(); i++) {
 196     categoryItem = qobject_cast<UserCategoryItem *>(child(i));
 197     categoryItem->removeChildById((quint64)ircUser);
 198     if(categoryItem->childCount() == 0)
 199       removeChild(i);
 200   }
 201 }
 202
 203 void BufferItem::userModeChanged(IrcUser *ircUser) {
 204   Q_ASSERT(_ircChannel);
 205
 206   UserCategoryItem *categoryItem;
 207   int categoryId = UserCategoryItem::categoryFromModes(_ircChannel->userModes(ircUser));
 208   if((categoryItem = qobject_cast<UserCategoryItem *>(childById(qHash(categoryId)))))
 209     return; // already in the right category;
 210
 211   removeUserFromCategory(ircUser);
 212   addUserToCategory(ircUser);
 213 }
 214
 215 /*****************************************
 216 *  Network Items
 217 *****************************************/
 218 NetworkItem::NetworkItem(const NetworkId &netid, AbstractTreeItem *parent)
 219   : PropertyMapItem(QList<QString>() << "networkName" << "currentServer" << "nickCount", parent),
 220     _networkId(netid)
 221 {
 222   setFlags(Qt::ItemIsEnabled);
 223 }
 224
 225 QVariant NetworkItem::data(int column, int role) const {
 226   switch(role) {
 227   case NetworkModel::NetworkIdRole:
 228     return qVariantFromValue(_networkId);
 229   case NetworkModel::ItemTypeRole:
 230     return NetworkModel::NetworkItemType;
 231   case NetworkModel::ItemActiveRole:
 232     return isActive();
 233   default:
 234     return PropertyMapItem::data(column, role);
 235   }
 236 }
 237
 238 quint64 NetworkItem::id() const {
 239   return _networkId.toInt();
 240 }
 241
 242 bool NetworkItem::isActive() const {
 243   return _network;
 244 }
 245
 246 QString NetworkItem::networkName() const {
 247   if(_network)
 248     return _network->networkName();
 249   else
 250     return QString();
 251 }
 252
 253 QString NetworkItem::currentServer() const {
 254   if(_network)
 255     return _network->currentServer();
 256   else
 257     return QString();
 258 }
 259
 260 int NetworkItem::nickCount() const {
 261   if(_network)
 262     return _network->ircUsers().count();
 263   else
 264     return 0;
 265 }
 266
 267 void NetworkItem::attachNetwork(Network *network) {
 268   if(!network)
 269     return;
 270
 271   _network = network;
 272
 273   connect(network, SIGNAL(networkNameSet(QString)),
 274           this, SLOT(setNetworkName(QString)));
 275   connect(network, SIGNAL(currentServerSet(QString)),
 276           this, SLOT(setCurrentServer(QString)));
 277   connect(network, SIGNAL(ircChannelAdded(QString)),
 278           this, SLOT(attachIrcChannel(QString)));
 279   // FIXME: connect this and that...
 280
 281   emit dataChanged();
 282 }
 283
 284 void NetworkItem::attachIrcChannel(const QString &channelName) {
 285   IrcChannel *ircChannel = _network->ircChannel(channelName);
 286   if(!ircChannel) {
 287     qWarning() << "NetworkItem::attachIrcChannel(): unkown Channel" << channelName;
 288     return;
 289   }
 290
 291   BufferItem *bufferItem;
 292   for(int i = 0; i < childCount(); i++) {
 293     bufferItem = qobject_cast<BufferItem *>(child(i));
 294     if(bufferItem->bufferName() == ircChannel->name()) {
 295       bufferItem->attachIrcChannel(ircChannel);
 296       break;
 297     }
 298   }
 299 }
 300
 301 void NetworkItem::setNetworkName(const QString &networkName) {
 302   Q_UNUSED(networkName);
 303   emit dataChanged(0);
 304 }
 305
 306 void NetworkItem::setCurrentServer(const QString &serverName) {
 307   Q_UNUSED(serverName);
 308   emit dataChanged(1);
 309 }
 310
 311 /*****************************************
 312 *  User Category Items (like @vh etc.)
 313 *****************************************/
 314 // we hardcode this even though we have PREFIX in network... but that wouldn't help with mapping modes to
 315 // category strings anyway.
 316 const QList<UserCategoryItem::Category> UserCategoryItem::categories = QList<UserCategoryItem::Category>() << UserCategoryItem::Category('q', "Owners")
 317                                                                                                            << UserCategoryItem::Category('a', "Admins")
 318                                                                                                            << UserCategoryItem::Category('a', "Admins")
 319                                                                                                            << UserCategoryItem::Category('o', "Operators")
 320                                                                                                            << UserCategoryItem::Category('h', "Half-Ops")
 321                                                                                                            << UserCategoryItem::Category('v', "Voiced");
 322
 323 UserCategoryItem::UserCategoryItem(int category, AbstractTreeItem *parent)
 324   : PropertyMapItem(QStringList() << "categoryId", parent),
 325     _category(category)
 326 {
 327 }
 328
 329 QString UserCategoryItem::categoryId() {
 330   if(_category < categories.count())
 331     return categories[_category].displayString;
 332   else
 333     return QString("Users");
 334 }
 335
 336 quint64 UserCategoryItem::id() const {
 337   return qHash(_category);
 338 }
 339
 340 void UserCategoryItem::addUser(IrcUser *ircUser) {
 341   emit newChild(new IrcUserItem(ircUser, this));
 342 }
 343
 344 int UserCategoryItem::categoryFromModes(const QString &modes) {
 345   for(int i = 0; i < categories.count(); i++) {
 346     if(modes.contains(categories[i].mode))
 347       return i;
 348   }
 349   return categories.count();
 350 }
 351
 352 /*****************************************
 353 *  Irc User Items
 354 *****************************************/
 355 IrcUserItem::IrcUserItem(IrcUser *ircUser, AbstractTreeItem *parent)
 356   : PropertyMapItem(QStringList() << "nickName", parent),
 357     _ircUser(ircUser)
 358 {
 359   connect(ircUser, SIGNAL(destroyed()),
 360           this, SLOT(ircUserDestroyed()));
 361
 362   connect(ircUser, SIGNAL(nickSet(QString)),
 363           this, SLOT(setNick(QString)));
 364 }
 365
 366 QString IrcUserItem::nickName() {
 367   return _ircUser->nick();
 368 }
 369
 370 IrcUser *IrcUserItem::ircUser() {
 371   return _ircUser;
 372 }
 373
 374 quint64 IrcUserItem::id() const {
 375   return (quint64)_ircUser;
 376 }
 377
 378 void IrcUserItem::setNick(QString newNick) {
 379   Q_UNUSED(newNick);
 380   emit dataChanged(0);
 381 }
 382 void IrcUserItem::ircUserDestroyed() {
 383   parent()->removeChildById(id());
 384   // deleteLater();
 385 }
 386
 387 /*****************************************
 388  * NetworkModel
 389  *****************************************/
 390 NetworkModel::NetworkModel(QObject *parent)
 391   : TreeModel(NetworkModel::defaultHeader(), parent)
 392 {
 393 }
 394
 395 QList<QVariant >NetworkModel::defaultHeader() {
 396   QList<QVariant> data;
 397   data << tr("Buffer") << tr("Topic") << tr("Nick Count");
 398   return data;
 399 }
 400
 401 bool NetworkModel::isBufferIndex(const QModelIndex &index) const {
 402   return index.data(NetworkModel::ItemTypeRole) == NetworkModel::BufferItemType;
 403 }
 404
 405 /*
 406 Buffer *NetworkModel::getBufferByIndex(const QModelIndex &index) const {
 407   BufferItem *item = static_cast<BufferItem *>(index.internalPointer());
 408   return Client::instance()->buffer(item->id());
 409 }
 410 */
 411
 412
 413 // experimental stuff :)
 414 QModelIndex NetworkModel::networkIndex(NetworkId networkId) {
 415   return indexById(networkId.toInt());
 416 }
 417
 418 NetworkItem *NetworkModel::existsNetworkItem(NetworkId networkId) {
 419   return qobject_cast<NetworkItem *>(rootItem->childById(networkId.toInt()));
 420 }
 421
 422 NetworkItem *NetworkModel::networkItem(NetworkId networkId) {
 423   NetworkItem *netItem = existsNetworkItem(networkId);
 424
 425   if(netItem == 0) {
 426     netItem = new NetworkItem(networkId, rootItem);
 427     appendChild(rootItem, netItem);
 428   }
 429
 430   Q_ASSERT(netItem);
 431   return netItem;
 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.toInt()))) {
 439       return indexById(bufferItem->id(), networkIndex(netItem->id()));
 440     }
 441   }
 442   return QModelIndex();
 443 }
 444
 445 BufferItem *NetworkModel::existsBufferItem(const 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::bufferItem(const BufferInfo &bufferInfo) {
 454   BufferItem *bufItem = existsBufferItem(bufferInfo);
 455   if(bufItem == 0) {
 456     NetworkItem *netItem = networkItem(bufferInfo.networkId());
 457     bufItem = new BufferItem(bufferInfo, netItem);
 458     appendChild(netItem, bufItem);
 459   }
 460
 461   Q_ASSERT(bufItem);
 462   return bufItem;
 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<NetworkId, BufferId> > NetworkModel::mimeDataToBufferList(const QMimeData *mimeData) {
 479   QList< QPair<NetworkId, BufferId> > bufferList;
 480
 481   if(!mimeContainsBufferList(mimeData))
 482     return bufferList;
 483
 484   QStringList rawBufferList = QString::fromAscii(mimeData->data("application/Quassel/BufferItemList")).split(",");
 485   NetworkId networkId;
 486   BufferId bufferUid;
 487   foreach(QString rawBuffer, rawBufferList) {
 488     if(!rawBuffer.contains(":"))
 489       continue;
 490     networkId = rawBuffer.section(":", 0, 0).toInt();
 491     bufferUid = rawBuffer.section(":", 1, 1).toInt();
 492     bufferList.append(qMakePair(networkId, bufferUid));
 493   }
 494   return bufferList;
 495 }
 496
 497
 498 QMimeData *NetworkModel::mimeData(const QModelIndexList &indexes) const {
 499   QMimeData *mimeData = new QMimeData();
 500
 501   QStringList bufferlist;
 502   QString netid, uid, bufferid;
 503   foreach(QModelIndex index, indexes) {
 504     netid = QString::number(index.data(NetworkIdRole).value<NetworkId>().toInt());
 505     uid = QString::number(index.data(BufferIdRole).value<BufferId>().toInt());
 506     bufferid = QString("%1:%2").arg(netid).arg(uid);
 507     if(!bufferlist.contains(bufferid))
 508       bufferlist << bufferid;
 509   }
 510
 511   mimeData->setData("application/Quassel/BufferItemList", bufferlist.join(",").toAscii());
 512
 513   return mimeData;
 514 }
 515
 516 bool NetworkModel::dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent) {
 517   Q_UNUSED(action)
 518   Q_UNUSED(row)
 519   Q_UNUSED(column)
 520
 521   if(!mimeContainsBufferList(data))
 522     return false;
 523
 524   // target must be a query
 525   BufferItem::Type targetType = (BufferItem::Type)parent.data(NetworkModel::BufferTypeRole).toInt();
 526   if(targetType != BufferItem::QueryType)
 527     return false;
 528
 529   QList< QPair<NetworkId, BufferId> > bufferList = mimeDataToBufferList(data);
 530
 531   // exactly one buffer has to be dropped
 532   if(bufferList.count() != 1)
 533     return false;
 534
 535   NetworkId netId = bufferList.first().first;
 536   BufferId bufferId = bufferList.first().second;
 537
 538   // no self merges (would kill us)
 539   if(bufferId == parent.data(BufferIdRole).value<BufferId>())
 540     return false;
 541
 542   Q_ASSERT(rootItem->childById(netId.toInt()));
 543   Q_ASSERT(rootItem->childById(netId.toInt())->childById(bufferId.toInt()));
 544
 545   // source must be a query too
 546   BufferItem::Type sourceType = (BufferItem::Type)rootItem->childById(netId.toInt())->childById(bufferId.toInt())->data(0, BufferTypeRole).toInt();
 547   if(sourceType != BufferItem::QueryType)
 548     return false;
 549
 550   // TODO: warn user about buffermerge!
 551   qDebug() << "merging" << bufferId << parent.data(BufferIdRole).value<BufferId>();
 552   removeRow(parent.row(), parent.parent());
 553
 554   return true;
 555 }
 556
 557 void NetworkModel::attachNetwork(Network *net) {
 558   NetworkItem *netItem = networkItem(net->networkId());
 559   netItem->attachNetwork(net);
 560 }
 561
 562 void NetworkModel::bufferUpdated(BufferInfo bufferInfo) {
 563   BufferItem *bufItem = bufferItem(bufferInfo);
 564   QModelIndex itemindex = indexByItem(bufItem);
 565   emit dataChanged(itemindex, itemindex);
 566 }
 567
 568 void NetworkModel::bufferActivity(BufferItem::ActivityLevel level, BufferInfo bufferInfo) {
 569 //   BufferItem *bufferItem = buffer(buf->bufferInfo());
 570 //   if(!bufferItem) {
 571 //     qWarning() << "NetworkModel::bufferActivity(): received Activity Info for uknown Buffer";
 572 //     return;
 573 //   }
 574 //   bufferItem->setActivity(level);
 575 //   bufferUpdated(buf);
 576 }
 577