From 8d0ca72abb10b0cb77816d44f3f768865cc23aef Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Petr=20Mr=C3=A1zek?= <peterix@gmail.com>
Date: Tue, 24 Dec 2013 23:38:37 +0100
Subject: Log SSL errors, give common solutions

---
 logic/auth/YggdrasilTask.cpp | 24 ++++++++++++++++++++++++
 logic/auth/YggdrasilTask.h   |  2 ++
 2 files changed, 26 insertions(+)

(limited to 'logic/auth')

diff --git a/logic/auth/YggdrasilTask.cpp b/logic/auth/YggdrasilTask.cpp
index 573dd57a..3ba53bd7 100644
--- a/logic/auth/YggdrasilTask.cpp
+++ b/logic/auth/YggdrasilTask.cpp
@@ -48,6 +48,7 @@ void YggdrasilTask::executeTask()
 	connect(m_netReply, &QNetworkReply::finished, this, &YggdrasilTask::processReply);
 	connect(m_netReply, &QNetworkReply::uploadProgress, this, &YggdrasilTask::refreshTimers);
 	connect(m_netReply, &QNetworkReply::downloadProgress, this, &YggdrasilTask::refreshTimers);
+	connect(m_netReply, &QNetworkReply::sslErrors, this, &YggdrasilTask::sslErrors);
 	timeout_keeper.setSingleShot(true);
 	timeout_keeper.start(timeout_max);
 	counter.setSingleShot(false);
@@ -75,10 +76,33 @@ void YggdrasilTask::abort()
 	m_netReply->abort();
 }
 
+void YggdrasilTask::sslErrors(QList<QSslError> errors)
+{
+	int i = 1;
+	for(auto error: errors)
+	{
+		QLOG_ERROR() << "LOGIN SSL Error #" << i << " : " << error.errorString();
+		auto cert = error.certificate();
+		QLOG_ERROR() << "Certificate in question:\n" << cert.toText();
+		i++;
+	}
+}
+
 void YggdrasilTask::processReply()
 {
 	setStatus(getStateMessage(STATE_PROCESSING_RESPONSE));
 
+	if (m_netReply->error() == QNetworkReply::SslHandshakeFailedError)
+	{
+		emitFailed(tr("<b>SSL Handshake failed.</b><br/>There might be a few causes for it:<br/>"
+					  "<ul>"
+					  "<li>You use Windows XP and need to <a href=\"http://www.microsoft.com/en-us/download/details.aspx?id=38918\">update your root certificates</a></li>"
+					  "<li>Some device on your network is interfering with SSL traffic. In that case, you have bigger worries than Minecraft not starting.</li>"
+					  "<li>Possibly something else. Check the MultiMC log file for details</li>"
+					  "</ul>"));
+		return;
+	}
+
 	// any network errors lead to offline mode right now
 	if (m_netReply->error() >= QNetworkReply::ConnectionRefusedError &&
 		m_netReply->error() <= QNetworkReply::UnknownNetworkError)
diff --git a/logic/auth/YggdrasilTask.h b/logic/auth/YggdrasilTask.h
index 1f81a2d0..85f5a1e1 100644
--- a/logic/auth/YggdrasilTask.h
+++ b/logic/auth/YggdrasilTask.h
@@ -20,6 +20,7 @@
 #include <QString>
 #include <QJsonObject>
 #include <QTimer>
+#include <qsslerror.h>
 
 #include "logic/auth/MojangAccount.h"
 
@@ -99,6 +100,7 @@ slots:
 	void processReply();
 	void refreshTimers(qint64, qint64);
 	void heartbeat();
+	void sslErrors(QList<QSslError>);
 
 public
 slots:
-- 
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