src/client/messagefilter.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 "messagefilter.h"
  22
  23 #include "buffersettings.h"
  24 #include "client.h"
  25 #include "buffermodel.h"
  26 #include "messagemodel.h"
  27 #include "networkmodel.h"
  28
  29 MessageFilter::MessageFilter(QAbstractItemModel *source, QObject *parent)
  30   : QSortFilterProxyModel(parent),
  31     _messageTypeFilter(0)
  32 {
  33   init();
  34   setSourceModel(source);
  35 }
  36
  37 MessageFilter::MessageFilter(MessageModel *source, const QList<BufferId> &buffers, QObject *parent)
  38   : QSortFilterProxyModel(parent),
  39     _validBuffers(buffers.toSet()),
  40     _messageTypeFilter(0)
  41 {
  42   init();
  43   setSourceModel(source);
  44 }
  45
  46 void MessageFilter::init() {
  47   setDynamicSortFilter(true);
  48
  49   BufferSettings defaultSettings;
  50   _messageTypeFilter = defaultSettings.messageFilter();
  51   defaultSettings.notify("MessageTypeFilter", this, SLOT(messageTypeFilterChanged()));
  52   defaultSettings.notify("UserNoticesInDefaultBuffer", this, SLOT(messageRedirectionChanged()));
  53   defaultSettings.notify("UserNoticesInStatusBuffer", this, SLOT(messageRedirectionChanged()));
  54   defaultSettings.notify("UserNoticesInCurrentBuffer", this, SLOT(messageRedirectionChanged()));
  55
  56   defaultSettings.notify("serverNoticesInDefaultBuffer", this, SLOT(messageRedirectionChanged()));
  57   defaultSettings.notify("serverNoticesInStatusBuffer", this, SLOT(messageRedirectionChanged()));
  58   defaultSettings.notify("serverNoticesInCurrentBuffer", this, SLOT(messageRedirectionChanged()));
  59
  60   defaultSettings.notify("ErrorMsgsInDefaultBuffer", this, SLOT(messageRedirectionChanged()));
  61   defaultSettings.notify("ErrorMsgsInStatusBuffer", this, SLOT(messageRedirectionChanged()));
  62   defaultSettings.notify("ErrorMsgsInCurrentBuffer", this, SLOT(messageRedirectionChanged()));
  63   messageRedirectionChanged();
  64
  65   BufferSettings mySettings(idString());
  66   if(mySettings.hasFilter())
  67     _messageTypeFilter = mySettings.messageFilter();
  68   mySettings.notify("MessageTypeFilter", this, SLOT(messageTypeFilterChanged()));
  69 }
  70
  71 void MessageFilter::messageTypeFilterChanged() {
  72   int newFilter;
  73   BufferSettings defaultSettings;
  74   newFilter = BufferSettings().messageFilter();
  75
  76   BufferSettings mySettings(idString());
  77   if(mySettings.hasFilter())
  78     newFilter = mySettings.messageFilter();
  79
  80   if(_messageTypeFilter != newFilter) {
  81     _messageTypeFilter = newFilter;
  82     _filteredQuitMsgs.clear();
  83     invalidateFilter();
  84   }
  85 }
  86
  87 void MessageFilter::messageRedirectionChanged() {
  88   BufferSettings bufferSettings;
  89   _userNoticesInDefaultBuffer = bufferSettings.value("UserNoticesInDefaultBuffer", QVariant(true)).toBool();
  90   _userNoticesInStatusBuffer = bufferSettings.value("UserNoticesInStatusBuffer", QVariant(false)).toBool();
  91   _userNoticesInCurrentBuffer = bufferSettings.value("UserNoticesInCurrentBuffer", QVariant(false)).toBool();
  92
  93   _serverNoticesInDefaultBuffer = bufferSettings.value("ServerNoticesInDefaultBuffer", QVariant(false)).toBool();
  94   _serverNoticesInStatusBuffer = bufferSettings.value("ServerNoticesInStatusBuffer", QVariant(true)).toBool();
  95   _serverNoticesInCurrentBuffer = bufferSettings.value("ServerNoticesInCurrentBuffer", QVariant(false)).toBool();
  96
  97   _errorMsgsInDefaultBuffer = bufferSettings.value("ErrorMsgsInDefaultBuffer", QVariant(true)).toBool();
  98   _errorMsgsInStatusBuffer = bufferSettings.value("ErrorMsgsInStatusBuffer", QVariant(false)).toBool();
  99   _errorMsgsInCurrentBuffer = bufferSettings.value("ErrorMsgsInCurrentBuffer", QVariant(false)).toBool();
 100
 101   invalidateFilter();
 102 }
 103
 104 QString MessageFilter::idString() const {
 105   if(_validBuffers.isEmpty())
 106     return "*";
 107
 108   QList<BufferId> bufferIds = _validBuffers.toList();
 109   qSort(bufferIds);
 110
 111   QStringList bufferIdStrings;
 112   foreach(BufferId id, bufferIds)
 113     bufferIdStrings << QString::number(id.toInt());
 114
 115   return bufferIdStrings.join("|");
 116 }
 117
 118 bool MessageFilter::filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const {
 119   Q_UNUSED(sourceParent);
 120   QModelIndex sourceIdx = sourceModel()->index(sourceRow, 2);
 121   Message::Type messageType = (Message::Type)sourceModel()->data(sourceIdx, MessageModel::TypeRole).toInt();
 122
 123   // apply message type filter
 124   if(_messageTypeFilter & messageType)
 125     return false;
 126
 127   if(_validBuffers.isEmpty())
 128     return true;
 129
 130   BufferId bufferId = sourceModel()->data(sourceIdx, MessageModel::BufferIdRole).value<BufferId>();
 131   if(!bufferId.isValid()) {
 132     return true;
 133   }
 134
 135   MsgId msgId = sourceModel()->data(sourceIdx, MessageModel::MsgIdRole).value<MsgId>();
 136   Message::Flags flags = (Message::Flags)sourceModel()->data(sourceIdx, MessageModel::FlagsRole).toInt();
 137
 138   NetworkId myNetworkId = networkId();
 139   NetworkId msgNetworkId = Client::networkModel()->networkId(bufferId);
 140   if(myNetworkId != msgNetworkId)
 141     return false;
 142
 143   bool redirect = false;
 144   bool inDefaultBuffer;
 145   bool inStatusBuffer;
 146   bool inCurrentBuffer;
 147
 148   switch(messageType) {
 149   case Message::Notice:
 150     if(Client::networkModel()->bufferType(bufferId) != BufferInfo::ChannelBuffer) {
 151       redirect = true;
 152       if(flags & Message::ServerMsg) {
 153         // server notice
 154         inDefaultBuffer = _serverNoticesInDefaultBuffer;
 155         inStatusBuffer = _serverNoticesInStatusBuffer;
 156         inCurrentBuffer = _serverNoticesInCurrentBuffer;
 157       } else {
 158         inDefaultBuffer = _userNoticesInDefaultBuffer;
 159         inStatusBuffer = _userNoticesInStatusBuffer;
 160         inCurrentBuffer = _userNoticesInCurrentBuffer;
 161       }
 162     }
 163     break;
 164   case Message::Error:
 165     redirect = true;
 166     inDefaultBuffer = _errorMsgsInDefaultBuffer;
 167     inStatusBuffer = _errorMsgsInStatusBuffer;
 168     inCurrentBuffer = _errorMsgsInCurrentBuffer;
 169     break;
 170   default:
 171     break;
 172   }
 173
 174   if(redirect) {
 175     if(_redirectedMsgs.contains(msgId))
 176       return true;
 177
 178     if(inDefaultBuffer && _validBuffers.contains(bufferId))
 179       return true;
 180
 181     if(inCurrentBuffer && !(flags & Message::Backlog) && _validBuffers.contains(Client::bufferModel()->currentIndex().data(NetworkModel::BufferIdRole).value<BufferId>())) {
 182       BufferId redirectedTo = sourceModel()->data(sourceIdx, MessageModel::RedirectedToRole).value<BufferId>();
 183       if(!redirectedTo.isValid()) {
 184         sourceModel()->setData(sourceIdx, QVariant::fromValue<BufferId>(singleBufferId()), MessageModel::RedirectedToRole);
 185         _redirectedMsgs << msgId;
 186         return true;
 187       } else if(_validBuffers.contains(redirectedTo)) {
 188         return true;
 189       }
 190     }
 191
 192     QSet<BufferId>::const_iterator idIter = _validBuffers.constBegin();
 193     while(idIter != _validBuffers.constEnd()) {
 194       if(inStatusBuffer && Client::networkModel()->bufferType(*idIter) == BufferInfo::StatusBuffer)
 195         return true;
 196       idIter++;
 197     }
 198
 199     return false;
 200   }
 201
 202
 203   if(_validBuffers.contains(bufferId)) {
 204     return true;
 205   } else {
 206     // show Quit messages in Query buffers:
 207     if(bufferType() != BufferInfo::QueryBuffer)
 208       return false;
 209     if(!(messageType & Message::Quit))
 210       return false;
 211
 212     if(myNetworkId != msgNetworkId)
 213       return false;
 214
 215     uint messageTimestamp = sourceModel()->data(sourceIdx, MessageModel::TimestampRole).value<QDateTime>().toTime_t();
 216     QString quiter = sourceModel()->data(sourceIdx, Qt::DisplayRole).toString().section(' ', 0, 0, QString::SectionSkipEmpty).toLower();
 217     if(quiter != bufferName().toLower())
 218       return false;
 219
 220     if(_filteredQuitMsgs.contains(quiter, messageTimestamp))
 221       return false;
 222
 223     MessageFilter *that = const_cast<MessageFilter *>(this);
 224     that->_filteredQuitMsgs.insert(quiter,  messageTimestamp);
 225     return true;
 226   }
 227 }
 228
 229 void MessageFilter::requestBacklog() {
 230   QSet<BufferId>::const_iterator bufferIdIter = _validBuffers.constBegin();
 231   while(bufferIdIter != _validBuffers.constEnd()) {
 232     Client::messageModel()->requestBacklog(*bufferIdIter);
 233     bufferIdIter++;
 234   }
 235 }