From 4b4dbd38d9db220e519a0722f0d852ecca19f2ab Mon Sep 17 00:00:00 2001
From: Philipp Holzer <admin+github@philipp.info>
Date: Wed, 28 Aug 2019 01:40:02 +0200
Subject: [PATCH] Fixing PHP Fatal Error for Database-Reconnects with PDO

---
 src/Database/Database.php | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/Database/Database.php b/src/Database/Database.php
index d3ec4d585..d13b52848 100644
--- a/src/Database/Database.php
+++ b/src/Database/Database.php
@@ -4,6 +4,7 @@ namespace Friendica\Database;
 
 use Friendica\Core\Config\Cache\ConfigCache;
 use Friendica\Core\System;
+use Friendica\Network\HTTPException\InternalServerErrorException;
 use Friendica\Util\DateTimeFormat;
 use Friendica\Util\Profiler;
 use mysqli;
@@ -126,7 +127,7 @@ class Database
 				$this->connection->setAttribute(PDO::ATTR_EMULATE_PREPARES, false);
 				$this->connected = true;
 			} catch (PDOException $e) {
-				/// @TODO At least log exception, don't ignore it!
+				$this->connected = false;
 			}
 		}
 
@@ -484,6 +485,10 @@ class Database
 		// We are having an own error logging in the function "e"
 		$called_from_e = ($called_from['function'] == 'e');
 
+		if (!isset($this->connection)) {
+			throw new InternalServerErrorException('The Connection is empty, although connected is set true.');
+		}
+
 		switch ($this->driver) {
 			case 'pdo':
 				// If there are no arguments we use "query"