Fixing autoWHO.

[quassel.git] / src / core / networkconnection.cpp

diff --git a/src/core/networkconnection.cpp b/src/core/networkconnection.cpp
index 35d44ad..1adf827 100644 (file)
--- a/src/core/networkconnection.cpp
+++ b/src/core/networkconnection.cpp
@@ -61,6 +61,14 @@ NetworkConnection::NetworkConnection(Network *network, CoreSession *session) : Q
   _autoWhoCycleTimer.setInterval(_autoWhoInterval * 1000);
   _autoWhoCycleTimer.setSingleShot(false);
 
+  // TokenBucket to avaid sending too much at once
+  _messagesPerSecond = 1;
+  _burstSize = 5;
+  _tokenBucket = 5; // init with a full bucket
+
+  _tokenBucketTimer.start(_messagesPerSecond * 1000);
+  _tokenBucketTimer.setSingleShot(false);
+
   QHash<QString, QString> channels = coreSession()->persistentChannels(networkId());
   foreach(QString chan, channels.keys()) {
     _channelKeys[chan.toLower()] = channels[chan];
@@ -69,6 +77,7 @@ NetworkConnection::NetworkConnection(Network *network, CoreSession *session) : Q
   connect(&_autoReconnectTimer, SIGNAL(timeout()), this, SLOT(doAutoReconnect()));
   connect(&_autoWhoTimer, SIGNAL(timeout()), this, SLOT(sendAutoWho()));
   connect(&_autoWhoCycleTimer, SIGNAL(timeout()), this, SLOT(startAutoWhoCycle()));
+  connect(&_tokenBucketTimer, SIGNAL(timeout()), this, SLOT(fillBucketAndProcessQueue()));
 
   connect(network, SIGNAL(currentServerSet(const QString &)), this, SLOT(networkInitialized(const QString &)));
   connect(network, SIGNAL(useAutoReconnectSet(bool)), this, SLOT(autoReconnectSettingsChanged()));
@@ -276,6 +285,7 @@ void NetworkConnection::socketError(QAbstractSocket::SocketError) {
 #ifndef QT_NO_OPENSSL
 
 void NetworkConnection::sslErrors(const QList<QSslError> &sslErrors) {
+  Q_UNUSED(sslErrors)
   socket.ignoreSslErrors();
   /* TODO errorhandling
   QVariantMap errmsg;
@@ -380,9 +390,27 @@ void NetworkConnection::userInput(BufferInfo buf, QString msg) {
 }
 
 void NetworkConnection::putRawLine(QByteArray s) {
+  if(_tokenBucket > 0) {
+    writeToSocket(s);
+  } else {
+    _msgQueue.append(s);
+  }
+}
+
+void NetworkConnection::writeToSocket(QByteArray s) {
   s += "\r\n";
   socket.write(s);
-  if(Global::SPUTDEV) qDebug() << "SENT:" << s;
+  _tokenBucket--;
+}
+
+void NetworkConnection::fillBucketAndProcessQueue() {
+  if(_tokenBucket < _burstSize) {
+    _tokenBucket++;
+  }
+
+  while(_msgQueue.size() > 0 && _tokenBucket > 0) {
+    writeToSocket(_msgQueue.takeFirst());
+  }
 }
 
 void NetworkConnection::putCmd(const QString &cmd, const QVariantList &params, const QByteArray &prefix) {
@@ -406,7 +434,7 @@ void NetworkConnection::sendAutoWho() {
     IrcChannel *ircchan = network()->ircChannel(chan);
     if(!ircchan) continue;
     if(_autoWhoNickLimit > 0 && ircchan->ircUsers().count() > _autoWhoNickLimit) continue;
-    _autoWhoInProgress.insert(chan);
+    _autoWhoInProgress[chan]++;
     putRawLine("WHO " + serverEncode(chan));
     if(_autoWhoQueue.isEmpty() && _autoWhoEnabled && !_autoWhoCycleTimer.isActive()) {
       // Timer was stopped, means a new cycle is due immediately
@@ -426,18 +454,20 @@ void NetworkConnection::startAutoWhoCycle() {
 }
 
 bool NetworkConnection::setAutoWhoDone(const QString &channel) {
-  return _autoWhoInProgress.remove(channel);
+  if(_autoWhoInProgress.value(channel.toLower(), 0) <= 0) return false;
+  _autoWhoInProgress[channel.toLower()]--;
+  return true;
 }
 
 void NetworkConnection::setChannelJoined(const QString &channel) {
   emit channelJoined(networkId(), channel, _channelKeys[channel.toLower()]);
-  _autoWhoQueue.prepend(channel); // prepend so this new chan is the first to be checked
+  _autoWhoQueue.prepend(channel.toLower()); // prepend so this new chan is the first to be checked
 }
 
 void NetworkConnection::setChannelParted(const QString &channel) {
   removeChannelKey(channel);
-  _autoWhoQueue.removeAll(channel);
-  _autoWhoInProgress.remove(channel);
+  _autoWhoQueue.removeAll(channel.toLower());
+  _autoWhoInProgress.remove(channel.toLower());
   emit channelParted(networkId(), channel);
 }