From bd0321541b3730c63a334b99a49a815390c886e4 Mon Sep 17 00:00:00 2001
From: Juraj <j.patus@gmail.com>
Date: Thu, 24 Mar 2016 18:27:28 +0100
Subject: [PATCH] Response sometimes does not contain the "message" key

---
 src/NetteOpauth/NetteOpauth.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/NetteOpauth/NetteOpauth.php b/src/NetteOpauth/NetteOpauth.php
index f16cc72..8e677d6 100644
--- a/src/NetteOpauth/NetteOpauth.php
+++ b/src/NetteOpauth/NetteOpauth.php
@@ -106,7 +106,7 @@ public function callback($strategy)
 		}
 
 		if (array_key_exists('error', $response)) {
-			throw new InvalidLoginException($response['error']['message']);
+			throw new InvalidLoginException(isset($response['error']['message']) ? $response['error']['message'] : 'General failure');
 		}
 
 		if (empty($response['auth']) || empty($response['timestamp']) || empty($response['signature']) || empty($response['auth']['provider']) || empty($response['auth']['uid'])) {