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  *
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   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,       *
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  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
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  19  ***************************************************************************/
  20
  21 #include "messagefilter.h"
  22
  23 #include "buffersettings.h"
  24 #include "client.h"
  25 #include "messagemodel.h"
  26 #include "networkmodel.h"
  27
  28 MessageFilter::MessageFilter(QAbstractItemModel *source, QObject *parent)
  29   : QSortFilterProxyModel(parent),
  30     _messageTypeFilter(0)
  31 {
  32   init();
  33   setSourceModel(source);
  34 }
  35
  36 MessageFilter::MessageFilter(MessageModel *source, const QList<BufferId> &buffers, QObject *parent)
  37   : QSortFilterProxyModel(parent),
  38     _validBuffers(buffers.toSet()),
  39     _messageTypeFilter(0)
  40 {
  41   init();
  42   setSourceModel(source);
  43 }
  44
  45 void MessageFilter::init() {
  46   BufferSettings defaultSettings;
  47   _messageTypeFilter = defaultSettings.messageFilter();
  48   defaultSettings.notify("MessageTypeFilter", this, SLOT(messageTypeFilterChanged()));
  49
  50   BufferSettings mySettings(idString());
  51   if(mySettings.hasFilter())
  52     _messageTypeFilter = mySettings.messageFilter();
  53   mySettings.notify("MessageTypeFilter", this, SLOT(messageTypeFilterChanged()));
  54 }
  55
  56 void MessageFilter::messageTypeFilterChanged() {
  57   int newFilter;
  58   BufferSettings defaultSettings;
  59   newFilter = BufferSettings().messageFilter();
  60
  61   BufferSettings mySettings(idString());
  62   if(mySettings.hasFilter())
  63     newFilter = mySettings.messageFilter();
  64
  65   if(_messageTypeFilter != newFilter) {
  66     _messageTypeFilter = newFilter;
  67     _filteredQuitMsgs.clear();
  68     invalidateFilter();
  69   }
  70 }
  71
  72 QString MessageFilter::idString() const {
  73   if(_validBuffers.isEmpty())
  74     return "*";
  75
  76   QList<BufferId> bufferIds = _validBuffers.toList();;
  77   qSort(bufferIds);
  78
  79   QStringList bufferIdStrings;
  80   foreach(BufferId id, bufferIds)
  81     bufferIdStrings << QString::number(id.toInt());
  82
  83   return bufferIdStrings.join("|");
  84 }
  85
  86 bool MessageFilter::filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const {
  87   Q_UNUSED(sourceParent);
  88   QModelIndex sourceIdx = sourceModel()->index(sourceRow, 2);
  89   Message::Type messageType = (Message::Type)sourceModel()->data(sourceIdx, MessageModel::TypeRole).toInt();
  90
  91   // apply message type filter
  92   if(_messageTypeFilter & messageType)
  93     return false;
  94
  95   if(_validBuffers.isEmpty())
  96     return true;
  97
  98   BufferId id = sourceModel()->data(sourceIdx, MessageModel::BufferIdRole).value<BufferId>();
  99   if(!id.isValid()) {
 100     return true;
 101   }
 102
 103   if(_validBuffers.contains(id)) {
 104     return true;
 105   } else {
 106     // show Quit messages in Query buffers:
 107     if(bufferType() != BufferInfo::QueryBuffer)
 108       return false;
 109     if(!(messageType & Message::Quit))
 110       return false;
 111     if(networkId() != Client::networkModel()->networkId(id))
 112       return false;
 113
 114     uint messageTimestamp = sourceModel()->data(sourceIdx, MessageModel::TimestampRole).value<QDateTime>().toTime_t();
 115     QString quiter = sourceModel()->data(sourceIdx, Qt::DisplayRole).toString().section(' ', 0, 0, QString::SectionSkipEmpty).toLower();
 116     if(quiter != bufferName().toLower())
 117       return false;
 118
 119     if(_filteredQuitMsgs.contains(quiter, messageTimestamp))
 120       return false;
 121
 122     MessageFilter *that = const_cast<MessageFilter *>(this);
 123     that->_filteredQuitMsgs.insert(quiter,  messageTimestamp);
 124     return true;
 125   }
 126 }
 127
 128 void MessageFilter::requestBacklog() {
 129   QSet<BufferId>::const_iterator bufferIdIter = _validBuffers.constBegin();
 130   while(bufferIdIter != _validBuffers.constEnd()) {
 131     Client::messageModel()->requestBacklog(*bufferIdIter);
 132     bufferIdIter++;
 133   }
 134 }