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
 124   emit dataChanged();
 125 }
 126
 127 void BufferItem::ircChannelDestroyed() {
 128   emit dataChanged();
 129   for(int i = 0; i < childCount(); i++) {
 130     emit childDestroyed(i);
 131     removeChild(i);
 132   }
 133 }
 134
 135 QString BufferItem::bufferName() const {
 136   if(bufferType() == StatusType)
 137     return tr("Status Buffer");
 138   else
 139     return bufferInfo().buffer();
 140 }
 141
 142 QString BufferItem::topic() const {
 143   if(_ircChannel)
 144     return _ircChannel->topic();
 145   else
 146     return QString();
 147 }
 148
 149 int BufferItem::nickCount() const {
 150   if(_ircChannel)
 151     return _ircChannel->ircUsers().count();
 152   else
 153     return 0;
 154 }
 155
 156 void BufferItem::setTopic(const QString &topic) {
 157   Q_UNUSED(topic);
 158   emit dataChanged(1);
 159 }
 160
 161 void BufferItem::join(IrcUser *ircUser) {
 162   emit newChild(new IrcUserItem(ircUser, this));
 163   emit dataChanged(2);
 164 }
 165
 166 void BufferItem::part(IrcUser *ircUser) {
 167   Q_UNUSED(ircUser);
 168   emit dataChanged(2);
 169 }
 170
 171 /*****************************************
 172 *  Network Items
 173 *****************************************/
 174 NetworkItem::NetworkItem(const uint &netid, const QString &network, AbstractTreeItem *parent)
 175   : PropertyMapItem(QList<QString>() << "networkName" << "currentServer" << "nickCount", parent),
 176     _networkId(netid),
 177     _networkName(network)
 178 {
 179   setFlags(Qt::ItemIsEnabled);
 180 }
 181
 182 QVariant NetworkItem::data(int column, int role) const {
 183   switch(role) {
 184   case NetworkModel::NetworkIdRole:
 185     return _networkId;
 186   case NetworkModel::ItemTypeRole:
 187     return NetworkModel::NetworkItemType;
 188   case NetworkModel::ItemActiveRole:
 189     return isActive();
 190   default:
 191     return PropertyMapItem::data(column, role);
 192   }
 193 }
 194
 195 quint64 NetworkItem::id() const {
 196   return _networkId;
 197 }
 198
 199 bool NetworkItem::isActive() const {
 200   return _network;
 201 }
 202
 203 QString NetworkItem::networkName() const {
 204   if(_network)
 205     return _network->networkName();
 206   else
 207     return _networkName;
 208 }
 209
 210 QString NetworkItem::currentServer() const {
 211   if(_network)
 212     return _network->currentServer();
 213   else
 214     return QString();
 215 }
 216
 217 int NetworkItem::nickCount() const {
 218   if(_network)
 219     return _network->ircUsers().count();
 220   else
 221     return 0;
 222 }
 223
 224 void NetworkItem::attachNetwork(Network *network) {
 225   if(!network)
 226     return;
 227
 228   _network = network;
 229
 230   connect(network, SIGNAL(networkNameSet(QString)),
 231           this, SLOT(setNetworkName(QString)));
 232   connect(network, SIGNAL(currentServerSet(QString)),
 233           this, SLOT(setCurrentServer(QString)));
 234   connect(network, SIGNAL(ircChannelAdded(QString)),
 235           this, SLOT(attachIrcChannel(QString)));
 236   // FIXME: connect this and that...
 237
 238   emit dataChanged();
 239 }
 240
 241 void NetworkItem::attachIrcChannel(const QString &channelName) {
 242   IrcChannel *ircChannel = _network->ircChannel(channelName);
 243   if(!ircChannel) {
 244     qWarning() << "NetworkItem::attachIrcChannel(): unkown Channel" << channelName;
 245     return;
 246   }
 247
 248   BufferItem *bufferItem;
 249   for(int i = 0; i < childCount(); i++) {
 250     bufferItem = qobject_cast<BufferItem *>(child(i));
 251     if(bufferItem->bufferName() == ircChannel->name()) {
 252       bufferItem->attachIrcChannel(ircChannel);
 253       break;
 254     }
 255   }
 256 }
 257
 258 void NetworkItem::setNetworkName(const QString &networkName) {
 259   Q_UNUSED(networkName);
 260   emit dataChanged(0);
 261 }
 262
 263 void NetworkItem::setCurrentServer(const QString &serverName) {
 264   Q_UNUSED(serverName);
 265   emit dataChanged(1);
 266 }
 267
 268 /*****************************************
 269 *  Irc User Items
 270 *****************************************/
 271 IrcUserItem::IrcUserItem(IrcUser *ircUser, AbstractTreeItem *parent)
 272   : PropertyMapItem(QStringList() << "nickName", parent),
 273     _ircUser(ircUser)
 274 {
 275   connect(ircUser, SIGNAL(destroyed()),
 276           this, SLOT(ircUserDestroyed()));
 277
 278   connect(ircUser, SIGNAL(nickSet(QString)),
 279           this, SLOT(setNick(QString)));
 280 }
 281
 282 QString IrcUserItem::nickName() {
 283   return _ircUser->nick();
 284 }
 285
 286 void IrcUserItem::setNick(QString newNick) {
 287   Q_UNUSED(newNick);
 288   emit dataChanged(0);
 289 }
 290 void IrcUserItem::ircUserDestroyed() {
 291   deleteLater();
 292 }
 293
 294
 295 /*****************************************
 296  * NetworkModel
 297  *****************************************/
 298 NetworkModel::NetworkModel(QObject *parent)
 299   : TreeModel(NetworkModel::defaultHeader(), parent)
 300 {
 301 }
 302
 303 QList<QVariant >NetworkModel::defaultHeader() {
 304   QList<QVariant> data;
 305   data << tr("Buffer") << tr("Topic") << tr("Nick Count");
 306   return data;
 307 }
 308
 309 bool NetworkModel::isBufferIndex(const QModelIndex &index) const {
 310   return index.data(NetworkModel::ItemTypeRole) == NetworkModel::BufferItemType;
 311 }
 312
 313 Buffer *NetworkModel::getBufferByIndex(const QModelIndex &index) const {
 314   BufferItem *item = static_cast<BufferItem *>(index.internalPointer());
 315   return Client::instance()->buffer(item->id());
 316 }
 317
 318
 319 // experimental stuff :)
 320 QModelIndex NetworkModel::networkIndex(uint networkId) {
 321   return indexById(networkId);
 322 }
 323
 324 NetworkItem *NetworkModel::network(uint networkId) {
 325   return qobject_cast<NetworkItem *>(rootItem->childById(networkId));
 326 }
 327
 328 NetworkItem *NetworkModel::newNetwork(uint networkId, const QString &networkName) {
 329   NetworkItem *networkItem = network(networkId);
 330
 331   if(networkItem == 0) {
 332     networkItem = new NetworkItem(networkId, networkName, rootItem);
 333     appendChild(rootItem, networkItem);
 334   }
 335
 336   Q_ASSERT(networkItem);
 337   return networkItem;
 338 }
 339
 340 QModelIndex NetworkModel::bufferIndex(BufferId bufferId) {
 341   AbstractTreeItem *netItem, *bufferItem;
 342   for(int i = 0; i < rootItem->childCount(); i++) {
 343     netItem = rootItem->child(i);
 344     if((bufferItem = netItem->childById(bufferId))) {
 345       return indexById(bufferItem->id(), networkIndex(netItem->id()));
 346     }
 347   }
 348   return QModelIndex();
 349 }
 350
 351 BufferItem *NetworkModel::buffer(BufferInfo bufferInfo) {
 352   QModelIndex bufferIdx = bufferIndex(bufferInfo.uid());
 353   if(bufferIdx.isValid())
 354     return static_cast<BufferItem *>(bufferIdx.internalPointer());
 355   else
 356     return 0;
 357 }
 358
 359 BufferItem *NetworkModel::newBuffer(BufferInfo bufferInfo) {
 360   BufferItem *bufferItem = buffer(bufferInfo);
 361   if(bufferItem == 0) {
 362     NetworkItem *networkItem = newNetwork(bufferInfo.networkId(), bufferInfo.network());
 363     bufferItem = new BufferItem(bufferInfo, networkItem);
 364     appendChild(networkItem, bufferItem);
 365   }
 366
 367   Q_ASSERT(bufferItem);
 368   return bufferItem;
 369 }
 370
 371 QStringList NetworkModel::mimeTypes() const {
 372   // mimetypes we accept for drops
 373   QStringList types;
 374   // comma separated list of colon separated pairs of networkid and bufferid
 375   // example: 0:1,0:2,1:4
 376   types << "application/Quassel/BufferItemList";
 377   return types;
 378 }
 379
 380 bool NetworkModel::mimeContainsBufferList(const QMimeData *mimeData) {
 381   return mimeData->hasFormat("application/Quassel/BufferItemList");
 382 }
 383
 384 QList< QPair<uint, uint> > NetworkModel::mimeDataToBufferList(const QMimeData *mimeData) {
 385   QList< QPair<uint, uint> > bufferList;
 386
 387   if(!mimeContainsBufferList(mimeData))
 388     return bufferList;
 389
 390   QStringList rawBufferList = QString::fromAscii(mimeData->data("application/Quassel/BufferItemList")).split(",");
 391   uint networkId, bufferUid;
 392   foreach(QString rawBuffer, rawBufferList) {
 393     if(!rawBuffer.contains(":"))
 394       continue;
 395     networkId = rawBuffer.section(":", 0, 0).toUInt();
 396     bufferUid = rawBuffer.section(":", 1, 1).toUInt();
 397     bufferList.append(qMakePair(networkId, bufferUid));
 398   }
 399   return bufferList;
 400 }
 401
 402
 403 QMimeData *NetworkModel::mimeData(const QModelIndexList &indexes) const {
 404   QMimeData *mimeData = new QMimeData();
 405
 406   QStringList bufferlist;
 407   QString netid, uid, bufferid;
 408   foreach(QModelIndex index, indexes) {
 409     netid = QString::number(index.data(NetworkIdRole).toUInt());
 410     uid = QString::number(index.data(BufferIdRole).toUInt());
 411     bufferid = QString("%1:%2").arg(netid).arg(uid);
 412     if(!bufferlist.contains(bufferid))
 413       bufferlist << bufferid;
 414   }
 415
 416   mimeData->setData("application/Quassel/BufferItemList", bufferlist.join(",").toAscii());
 417
 418   return mimeData;
 419 }
 420
 421 bool NetworkModel::dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent) {
 422   Q_UNUSED(action)
 423   Q_UNUSED(row)
 424   Q_UNUSED(column)
 425
 426   if(!mimeContainsBufferList(data))
 427     return false;
 428
 429   // target must be a query
 430   BufferItem::Type targetType = (BufferItem::Type)parent.data(NetworkModel::BufferTypeRole).toInt();
 431   if(targetType != BufferItem::QueryType)
 432     return false;
 433
 434   QList< QPair<uint, uint> > bufferList = mimeDataToBufferList(data);
 435
 436   // exactly one buffer has to be dropped
 437   if(bufferList.count() != 1)
 438     return false;
 439
 440   uint netId = bufferList.first().first;
 441   uint bufferId = bufferList.first().second;
 442
 443   // no self merges (would kill us)
 444   if(bufferId == parent.data(BufferIdRole).toUInt())
 445     return false;
 446
 447   Q_ASSERT(rootItem->childById(netId));
 448   Q_ASSERT(rootItem->childById(netId)->childById(bufferId));
 449
 450   // source must be a query too
 451   BufferItem::Type sourceType = (BufferItem::Type)rootItem->childById(netId)->childById(bufferId)->data(0, BufferTypeRole).toInt();
 452   if(sourceType != BufferItem::QueryType)
 453     return false;
 454
 455   // TODO: warn user about buffermerge!
 456   qDebug() << "merging" << bufferId << parent.data(BufferIdRole).toInt();
 457   removeRow(parent.row(), parent.parent());
 458
 459   return true;
 460 }
 461
 462 void NetworkModel::attachNetwork(Network *net) {
 463   NetworkItem *networkItem = network(net->networkId());
 464   if(!networkItem) {
 465     qWarning() << "NetworkModel::attachNetwork(): network is unknown!";
 466     return;
 467   }
 468   networkItem->attachNetwork(net);
 469 }
 470
 471 void NetworkModel::bufferUpdated(BufferInfo bufferInfo) {
 472   BufferItem *bufferItem = newBuffer(bufferInfo);
 473   QModelIndex itemindex = indexByItem(bufferItem);
 474   emit dataChanged(itemindex, itemindex);
 475 }
 476
 477 void NetworkModel::bufferActivity(BufferItem::ActivityLevel level, BufferInfo bufferInfo) {
 478 //   BufferItem *bufferItem = buffer(buf->bufferInfo());
 479 //   if(!bufferItem) {
 480 //     qWarning() << "NetworkModel::bufferActivity(): received Activity Info for uknown Buffer";
 481 //     return;
 482 //   }
 483 //   bufferItem->setActivity(level);
 484 //   bufferUpdated(buf);
 485 }
 486