core: Avoid confusing log message when legacy client connects

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

diff --git a/src/core/coreauthhandler.cpp b/src/core/coreauthhandler.cpp
index c7251cf..6cccaf8 100644 (file)
--- a/src/core/coreauthhandler.cpp
+++ b/src/core/coreauthhandler.cpp
@@ -1,5 +1,5 @@
 /***************************************************************************
- *   Copyright (C) 2005-2016 by the Quassel Project                        *
+ *   Copyright (C) 2005-2018 by the Quassel Project                        *
  *   devel@quassel-irc.org                                                 *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
@@ -171,19 +171,23 @@ void CoreAuthHandler::handle(const RegisterClient &msg)
         return;
     }
 
+    _peer->setFeatures(std::move(msg.features));
+    _peer->setBuildDate(msg.buildDate);
+    _peer->setClientVersion(msg.clientVersion);
+
     QVariantList backends;
     QVariantList authenticators;
     bool configured = Core::isConfigured();
-    if (!configured)
-    {
+    if (!configured) {
         backends = Core::backendInfo();
-        authenticators = Core::authenticatorInfo();
+        if (_peer->hasFeature(Quassel::Feature::Authenticators)) {
+            authenticators = Core::authenticatorInfo();
+        }
     }
 
-    // useSsl is only used for the legacy protocol
-    // XXX: FIXME: use client features here: we cannot pass authenticators if the client is too old!
-    _peer->dispatch(ClientRegistered(Quassel::features(), configured, backends, useSsl, authenticators));
+    _peer->dispatch(ClientRegistered(Quassel::Features{}, configured, backends, authenticators, useSsl));
 
+    // useSsl is only used for the legacy protocol
     if (_legacy && useSsl)
         startSsl();
 
@@ -200,8 +204,7 @@ void CoreAuthHandler::handle(const SetupData &msg)
     // Maybe this should be hardcoded elsewhere, i.e. as a define.
     QString authenticator = msg.authenticator;
     quInfo() << "[" << authenticator << "]";
-    if (authenticator.trimmed().isEmpty() || authenticator == 0)
-    {
+    if (authenticator.trimmed().isEmpty()) {
         authenticator = QString("Database");
     }
 
@@ -218,11 +221,16 @@ void CoreAuthHandler::handle(const Login &msg)
     if (!checkClientRegistered())
         return;
 
+    if (!Core::isConfigured()) {
+        qWarning() << qPrintable(tr("Client")) << qPrintable(socket()->peerAddress().toString()) << qPrintable(tr("attempted to login before the core was configured, rejecting."));
+        _peer->dispatch(ClientDenied(tr("<b>Attempted to login before core was configured!</b><br>The core must be configured before attempting to login.")));
+        return;
+    }
+
     // First attempt local auth using the real username and password.
     // If that fails, move onto the auth provider.
     UserId uid = Core::validateUser(msg.user, msg.password);
-    if (uid == 0)
-    {
+    if (uid == 0) {
         uid = Core::authenticateUser(msg.user, msg.password);
     }
 
@@ -235,6 +243,19 @@ void CoreAuthHandler::handle(const Login &msg)
 
     quInfo() << qPrintable(tr("Client %1 initialized and authenticated successfully as \"%2\" (UserId: %3).").arg(socket()->peerAddress().toString(), msg.user, QString::number(uid.toInt())));
 
+    const auto &clientFeatures = _peer->features();
+    auto unsupported = clientFeatures.toStringList(false);
+    if (!unsupported.isEmpty()) {
+        if (unsupported.contains("NoFeatures"))
+            quInfo() << qPrintable(tr("Client does not support extended features."));
+        else
+            quInfo() << qPrintable(tr("Client does not support the following features: %1").arg(unsupported.join(", ")));
+    }
+
+    if (!clientFeatures.unknownFeatures().isEmpty()) {
+        quInfo() << qPrintable(tr("Client supports unknown features: %1").arg(clientFeatures.unknownFeatures().join(", ")));
+    }
+
     disconnect(socket(), 0, this, 0);
     disconnect(_peer, 0, this, 0);
     _peer->setParent(0); // Core needs to take care of this one now!