src/core/coreirclisthelper.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-2018 by the Quassel Project                        *
   3  *   devel@quassel-irc.org                                                 *
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   8  *   (at your option) version 3.                                           *
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  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
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  20
  21 #include "coreirclisthelper.h"
  22
  23 #include "corenetwork.h"
  24 #include "coreuserinputhandler.h"
  25
  26 constexpr auto kTimeoutMs = 5000;
  27
  28 INIT_SYNCABLE_OBJECT(CoreIrcListHelper)
  29 QVariantList CoreIrcListHelper::requestChannelList(const NetworkId &netId, const QStringList &channelFilters)
  30 {
  31     if (_finishedChannelLists.contains(netId))
  32         return _finishedChannelLists.take(netId);
  33
  34     if (_channelLists.contains(netId)) {
  35         _queuedQuery[netId] = channelFilters.join(",");
  36     }
  37     else {
  38         dispatchQuery(netId, channelFilters.join(","));
  39     }
  40     return QVariantList();
  41 }
  42
  43
  44 bool CoreIrcListHelper::addChannel(const NetworkId &netId, const QString &channelName, quint32 userCount, const QString &topic)
  45 {
  46     if (!_channelLists.contains(netId))
  47         return false;
  48
  49     _channelLists[netId] << ChannelDescription(channelName, userCount, topic);
  50     if (_queryTimeoutByNetId.contains(netId))
  51         _queryTimeoutByNetId[netId]->start(kTimeoutMs, this);
  52
  53     return true;
  54 }
  55
  56
  57 bool CoreIrcListHelper::dispatchQuery(const NetworkId &netId, const QString &query)
  58 {
  59     CoreNetwork *network = coreSession()->network(netId);
  60     if (network) {
  61         _channelLists[netId] = QList<ChannelDescription>();
  62         network->userInputHandler()->handleList(BufferInfo(), query);
  63
  64         auto timer = std::make_shared<QBasicTimer>();
  65         timer->start(kTimeoutMs, this);
  66         _queryTimeoutByNetId[netId] = timer;
  67         _queryTimeoutByTimerId[timer->timerId()] = netId;
  68
  69         return true;
  70     }
  71     else {
  72         return false;
  73     }
  74 }
  75
  76
  77 bool CoreIrcListHelper::endOfChannelList(const NetworkId &netId)
  78 {
  79     if (_queryTimeoutByNetId.contains(netId)) {
  80         // If we recieved an actual RPL_LISTEND, remove the timer
  81         int timerId = _queryTimeoutByNetId.take(netId)->timerId();
  82         _queryTimeoutByTimerId.remove(timerId);
  83     }
  84
  85     if (_queuedQuery.contains(netId)) {
  86         // we're no longer interessted in the current data. drop it and issue a new request.
  87         return dispatchQuery(netId, _queuedQuery.take(netId));
  88     }
  89     else if (_channelLists.contains(netId)) {
  90         QVariantList channelList;
  91         foreach(ChannelDescription channel, _channelLists[netId]) {
  92             QVariantList channelVariant;
  93             channelVariant << channel.channelName
  94                            << channel.userCount
  95                            << channel.topic;
  96             channelList << qVariantFromValue<QVariant>(channelVariant);
  97         }
  98         _finishedChannelLists[netId] = channelList;
  99         _channelLists.remove(netId);
 100         reportFinishedList(netId);
 101         return true;
 102     }
 103     else {
 104         return false;
 105     }
 106 }
 107
 108
 109 void CoreIrcListHelper::timerEvent(QTimerEvent *event)
 110 {
 111     if (!_queryTimeoutByTimerId.contains(event->timerId())) {
 112         IrcListHelper::timerEvent(event);
 113         return;
 114     }
 115
 116     NetworkId netId = _queryTimeoutByTimerId.take(event->timerId());
 117     _queryTimeoutByNetId.remove(netId);
 118
 119     event->accept();
 120     endOfChannelList(netId);
 121 }