+void CoreUserInputHandler::handleDelkey(const BufferInfo &bufferInfo, const QString &msg) {
+#ifdef HAVE_QCA2
+ if(!bufferInfo.isValid())
+ return;
+
+ QStringList parms = msg.split(' ', QString::SkipEmptyParts);
+
+ if(parms.isEmpty() && !bufferInfo.bufferName().isEmpty())
+ parms.prepend(bufferInfo.bufferName());
+
+ if(parms.isEmpty()) {
+ emit displayMsg(Message::Info, bufferInfo.bufferName(), "",
+ tr("[usage] /delkey <nick|channel> deletes the encryption key for nick or channel or just /delkey when in a channel or query."));
+ return;
+ }
+
+ QString target = parms.at(0);
+
+ if(network()->cipherKey(target).isEmpty()) {
+ emit displayMsg(Message::Info, bufferInfo.bufferName(), tr("No key has been set for %1.").arg(target));
+ return;
+ }
+
+ network()->setCipherKey(target, QByteArray());
+
+ if(network()->isChannelName(target) && network()->channels().contains(target)) {
+ qobject_cast<CoreIrcChannel *>(network()->ircChannel(target))->setEncrypted(false);
+ }
+ else if(network()->nicks().contains(target)) {
+ qobject_cast<CoreIrcUser *>(network()->ircUser(target))->setEncrypted(false);
+ }
+
+ emit displayMsg(Message::Info, bufferInfo.bufferName(), tr("The key for %1 has been deleted.").arg(target));
+
+#else
+ Q_UNUSED(msg)
+ emit displayMsg(Message::Error, bufferInfo.bufferName(), "", tr("Error: Setting an encryption key requires Quassel to have been built "
+ "with support for the Qt Cryptographic Architecture (QCA2) library. "
+ "Contact your distributor about a Quassel package with QCA2 "
+ "support, or rebuild Quassel with QCA2 present."));
+#endif
+}
+