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
 182   categoryItem->addUser(ircUser);
 183 }
 184
 185 void BufferItem::part(IrcUser *ircUser) {
 186   Q_UNUSED(ircUser);
 187   emit dataChanged(2);
 188 }
 189
 190 void BufferItem::removeUserFromCategory(IrcUser *ircUser) {
 191   UserCategoryItem *categoryItem = 0;
 192   IrcUserItem *userItem;
 193   for(int i = 0; i < childCount(); i++) {
 194     categoryItem = qobject_cast<UserCategoryItem *>(child(i));
 195     if((userItem = qobject_cast<IrcUserItem *>(categoryItem->childById((quint64)ircUser)))) {
 196       userItem->deleteLater();
 197       return;
 198     }
 199   }
 200 }
 201
 202 void BufferItem::userModeChanged(IrcUser *ircUser) {
 203   Q_ASSERT(_ircChannel);
 204
 205   UserCategoryItem *categoryItem;
 206   int categoryId = UserCategoryItem::categoryFromModes(_ircChannel->userModes(ircUser));
 207   if((categoryItem = qobject_cast<UserCategoryItem *>(childById(qHash(categoryId)))))
 208     return; // already in the right category;
 209
 210   removeUserFromCategory(ircUser);
 211   addUserToCategory(ircUser);
 212 }
 213
 214 /*****************************************
 215 *  Network Items
 216 *****************************************/
 217 NetworkItem::NetworkItem(const NetworkId &netid, AbstractTreeItem *parent)
 218   : PropertyMapItem(QList<QString>() << "networkName" << "currentServer" << "nickCount", parent),
 219     _networkId(netid)
 220 {
 221   setFlags(Qt::ItemIsEnabled);
 222 }
 223
 224 QVariant NetworkItem::data(int column, int role) const {
 225   switch(role) {
 226   case NetworkModel::NetworkIdRole:
 227     return qVariantFromValue(_networkId);
 228   case NetworkModel::ItemTypeRole:
 229     return NetworkModel::NetworkItemType;
 230   case NetworkModel::ItemActiveRole:
 231     return isActive();
 232   default:
 233     return PropertyMapItem::data(column, role);
 234   }
 235 }
 236
 237 quint64 NetworkItem::id() const {
 238   return _networkId.toInt();
 239 }
 240
 241 bool NetworkItem::isActive() const {
 242   return _network;
 243 }
 244
 245 QString NetworkItem::networkName() const {
 246   if(_network)
 247     return _network->networkName();
 248   else
 249     return QString();
 250 }
 251
 252 QString NetworkItem::currentServer() const {
 253   if(_network)
 254     return _network->currentServer();
 255   else
 256     return QString();
 257 }
 258
 259 int NetworkItem::nickCount() const {
 260   if(_network)
 261     return _network->ircUsers().count();
 262   else
 263     return 0;
 264 }
 265
 266 void NetworkItem::attachNetwork(Network *network) {
 267   if(!network)
 268     return;
 269
 270   _network = network;
 271
 272   connect(network, SIGNAL(networkNameSet(QString)),
 273           this, SLOT(setNetworkName(QString)));
 274   connect(network, SIGNAL(currentServerSet(QString)),
 275           this, SLOT(setCurrentServer(QString)));
 276   connect(network, SIGNAL(ircChannelAdded(QString)),
 277           this, SLOT(attachIrcChannel(QString)));
 278   // FIXME: connect this and that...
 279
 280   emit dataChanged();
 281 }
 282
 283 void NetworkItem::attachIrcChannel(const QString &channelName) {
 284   IrcChannel *ircChannel = _network->ircChannel(channelName);
 285   if(!ircChannel) {
 286     qWarning() << "NetworkItem::attachIrcChannel(): unkown Channel" << channelName;
 287     return;
 288   }
 289
 290   BufferItem *bufferItem;
 291   for(int i = 0; i < childCount(); i++) {
 292     bufferItem = qobject_cast<BufferItem *>(child(i));
 293     if(bufferItem->bufferName() == ircChannel->name()) {
 294       bufferItem->attachIrcChannel(ircChannel);
 295       break;
 296     }
 297   }
 298 }
 299
 300 void NetworkItem::setNetworkName(const QString &networkName) {
 301   Q_UNUSED(networkName);
 302   emit dataChanged(0);
 303 }
 304
 305 void NetworkItem::setCurrentServer(const QString &serverName) {
 306   Q_UNUSED(serverName);
 307   emit dataChanged(1);
 308 }
 309
 310 /*****************************************
 311 *  User Category Items (like @vh etc.)
 312 *****************************************/
 313 // we hardcode this even though we have PREFIX in network... but that wouldn't help with mapping modes to
 314 // category strings anyway.
 315 const QList<UserCategoryItem::Category> UserCategoryItem::categories = QList<UserCategoryItem::Category>() << UserCategoryItem::Category('q', "Owners")
 316                                                                                                            << UserCategoryItem::Category('a', "Admins")
 317                                                                                                            << UserCategoryItem::Category('a', "Admins")
 318                                                                                                            << UserCategoryItem::Category('o', "Operators")
 319                                                                                                            << UserCategoryItem::Category('h', "Half-Ops")
 320                                                                                                            << UserCategoryItem::Category('v', "Voiced");
 321
 322 UserCategoryItem::UserCategoryItem(int category, AbstractTreeItem *parent)
 323   : PropertyMapItem(QStringList() << "categoryId", parent),
 324     _category(category)
 325 {
 326   connect(this, SIGNAL(childRemoved(int)),
 327           this, SLOT(checkNoChilds()));
 328 }
 329
 330 QString UserCategoryItem::categoryId() {
 331   if(_category < categories.count())
 332     return categories[_category].displayString;
 333   else
 334     return QString("Users");
 335 }
 336
 337 void UserCategoryItem::checkNoChilds() {
 338   if(childCount() == 0)
 339     deleteLater();
 340 }
 341
 342 quint64 UserCategoryItem::id() const {
 343   return qHash(_category);
 344 }
 345
 346 void UserCategoryItem::addUser(IrcUser *ircUser) {
 347   emit newChild(new IrcUserItem(ircUser, this));
 348 }
 349
 350 int UserCategoryItem::categoryFromModes(const QString &modes) {
 351   for(int i = 0; i < categories.count(); i++) {
 352     if(modes.contains(categories[i].mode))
 353       return i;
 354   }
 355   return categories.count();
 356 }
 357
 358 /*****************************************
 359 *  Irc User Items
 360 *****************************************/
 361 IrcUserItem::IrcUserItem(IrcUser *ircUser, AbstractTreeItem *parent)
 362   : PropertyMapItem(QStringList() << "nickName", parent),
 363     _ircUser(ircUser)
 364 {
 365   connect(ircUser, SIGNAL(destroyed()),
 366           this, SLOT(ircUserDestroyed()));
 367
 368   connect(ircUser, SIGNAL(nickSet(QString)),
 369           this, SLOT(setNick(QString)));
 370 }
 371
 372 QString IrcUserItem::nickName() {
 373   return _ircUser->nick();
 374 }
 375
 376 IrcUser *IrcUserItem::ircUser() {
 377   return _ircUser;
 378 }
 379
 380 quint64 IrcUserItem::id() const {
 381   return (quint64)_ircUser;
 382 }
 383
 384 void IrcUserItem::setNick(QString newNick) {
 385   Q_UNUSED(newNick);
 386   emit dataChanged(0);
 387 }
 388 void IrcUserItem::ircUserDestroyed() {
 389   deleteLater();
 390 }
 391
 392 /*****************************************
 393  * NetworkModel
 394  *****************************************/
 395 NetworkModel::NetworkModel(QObject *parent)
 396   : TreeModel(NetworkModel::defaultHeader(), parent)
 397 {
 398 }
 399
 400 QList<QVariant >NetworkModel::defaultHeader() {
 401   QList<QVariant> data;
 402   data << tr("Buffer") << tr("Topic") << tr("Nick Count");
 403   return data;
 404 }
 405
 406 bool NetworkModel::isBufferIndex(const QModelIndex &index) const {
 407   return index.data(NetworkModel::ItemTypeRole) == NetworkModel::BufferItemType;
 408 }
 409
 410 /*
 411 Buffer *NetworkModel::getBufferByIndex(const QModelIndex &index) const {
 412   BufferItem *item = static_cast<BufferItem *>(index.internalPointer());
 413   return Client::instance()->buffer(item->id());
 414 }
 415 */
 416
 417
 418 // experimental stuff :)
 419 QModelIndex NetworkModel::networkIndex(NetworkId networkId) {
 420   return indexById(networkId.toInt());
 421 }
 422
 423 NetworkItem *NetworkModel::existsNetworkItem(NetworkId networkId) {
 424   return qobject_cast<NetworkItem *>(rootItem->childById(networkId.toInt()));
 425 }
 426
 427 NetworkItem *NetworkModel::networkItem(NetworkId networkId) {
 428   NetworkItem *netItem = existsNetworkItem(networkId);
 429
 430   if(netItem == 0) {
 431     netItem = new NetworkItem(networkId, rootItem);
 432     appendChild(rootItem, netItem);
 433   }
 434
 435   Q_ASSERT(netItem);
 436   return netItem;
 437 }
 438
 439 QModelIndex NetworkModel::bufferIndex(BufferId bufferId) {
 440   AbstractTreeItem *netItem, *bufferItem;
 441   for(int i = 0; i < rootItem->childCount(); i++) {
 442     netItem = rootItem->child(i);
 443     if((bufferItem = netItem->childById(bufferId.toInt()))) {
 444       return indexById(bufferItem->id(), networkIndex(netItem->id()));
 445     }
 446   }
 447   return QModelIndex();
 448 }
 449
 450 BufferItem *NetworkModel::existsBufferItem(const BufferInfo &bufferInfo) {
 451   QModelIndex bufferIdx = bufferIndex(bufferInfo.uid());
 452   if(bufferIdx.isValid())
 453     return static_cast<BufferItem *>(bufferIdx.internalPointer());
 454   else
 455     return 0;
 456 }
 457
 458 BufferItem *NetworkModel::bufferItem(const BufferInfo &bufferInfo) {
 459   BufferItem *bufItem = existsBufferItem(bufferInfo);
 460   if(bufItem == 0) {
 461     NetworkItem *netItem = networkItem(bufferInfo.networkId());
 462     bufItem = new BufferItem(bufferInfo, netItem);
 463     appendChild(netItem, bufItem);
 464   }
 465
 466   Q_ASSERT(bufItem);
 467   return bufItem;
 468 }
 469
 470 QStringList NetworkModel::mimeTypes() const {
 471   // mimetypes we accept for drops
 472   QStringList types;
 473   // comma separated list of colon separated pairs of networkid and bufferid
 474   // example: 0:1,0:2,1:4
 475   types << "application/Quassel/BufferItemList";
 476   return types;
 477 }
 478
 479 bool NetworkModel::mimeContainsBufferList(const QMimeData *mimeData) {
 480   return mimeData->hasFormat("application/Quassel/BufferItemList");
 481 }
 482
 483 QList< QPair<NetworkId, BufferId> > NetworkModel::mimeDataToBufferList(const QMimeData *mimeData) {
 484   QList< QPair<NetworkId, BufferId> > bufferList;
 485
 486   if(!mimeContainsBufferList(mimeData))
 487     return bufferList;
 488
 489   QStringList rawBufferList = QString::fromAscii(mimeData->data("application/Quassel/BufferItemList")).split(",");
 490   NetworkId networkId;
 491   BufferId bufferUid;
 492   foreach(QString rawBuffer, rawBufferList) {
 493     if(!rawBuffer.contains(":"))
 494       continue;
 495     networkId = rawBuffer.section(":", 0, 0).toInt();
 496     bufferUid = rawBuffer.section(":", 1, 1).toInt();
 497     bufferList.append(qMakePair(networkId, bufferUid));
 498   }
 499   return bufferList;
 500 }
 501
 502
 503 QMimeData *NetworkModel::mimeData(const QModelIndexList &indexes) const {
 504   QMimeData *mimeData = new QMimeData();
 505
 506   QStringList bufferlist;
 507   QString netid, uid, bufferid;
 508   foreach(QModelIndex index, indexes) {
 509     netid = QString::number(index.data(NetworkIdRole).value<NetworkId>().toInt());
 510     uid = QString::number(index.data(BufferIdRole).value<BufferId>().toInt());
 511     bufferid = QString("%1:%2").arg(netid).arg(uid);
 512     if(!bufferlist.contains(bufferid))
 513       bufferlist << bufferid;
 514   }
 515
 516   mimeData->setData("application/Quassel/BufferItemList", bufferlist.join(",").toAscii());
 517
 518   return mimeData;
 519 }
 520
 521 bool NetworkModel::dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent) {
 522   Q_UNUSED(action)
 523   Q_UNUSED(row)
 524   Q_UNUSED(column)
 525
 526   if(!mimeContainsBufferList(data))
 527     return false;
 528
 529   // target must be a query
 530   BufferItem::Type targetType = (BufferItem::Type)parent.data(NetworkModel::BufferTypeRole).toInt();
 531   if(targetType != BufferItem::QueryType)
 532     return false;
 533
 534   QList< QPair<NetworkId, BufferId> > bufferList = mimeDataToBufferList(data);
 535
 536   // exactly one buffer has to be dropped
 537   if(bufferList.count() != 1)
 538     return false;
 539
 540   NetworkId netId = bufferList.first().first;
 541   BufferId bufferId = bufferList.first().second;
 542
 543   // no self merges (would kill us)
 544   if(bufferId == parent.data(BufferIdRole).value<BufferId>())
 545     return false;
 546
 547   Q_ASSERT(rootItem->childById(netId.toInt()));
 548   Q_ASSERT(rootItem->childById(netId.toInt())->childById(bufferId.toInt()));
 549
 550   // source must be a query too
 551   BufferItem::Type sourceType = (BufferItem::Type)rootItem->childById(netId.toInt())->childById(bufferId.toInt())->data(0, BufferTypeRole).toInt();
 552   if(sourceType != BufferItem::QueryType)
 553     return false;
 554
 555   // TODO: warn user about buffermerge!
 556   qDebug() << "merging" << bufferId << parent.data(BufferIdRole).value<BufferId>();
 557   removeRow(parent.row(), parent.parent());
 558
 559   return true;
 560 }
 561
 562 void NetworkModel::attachNetwork(Network *net) {
 563   NetworkItem *netItem = networkItem(net->networkId());
 564   netItem->attachNetwork(net);
 565 }
 566
 567 void NetworkModel::bufferUpdated(BufferInfo bufferInfo) {
 568   BufferItem *bufItem = bufferItem(bufferInfo);
 569   QModelIndex itemindex = indexByItem(bufItem);
 570   emit dataChanged(itemindex, itemindex);
 571 }
 572
 573 void NetworkModel::bufferActivity(BufferItem::ActivityLevel level, BufferInfo bufferInfo) {
 574 //   BufferItem *bufferItem = buffer(buf->bufferInfo());
 575 //   if(!bufferItem) {
 576 //     qWarning() << "NetworkModel::bufferActivity(): received Activity Info for uknown Buffer";
 577 //     return;
 578 //   }
 579 //   bufferItem->setActivity(level);
 580 //   bufferUpdated(buf);
 581 }
 582