From 801a66f00ccbd34cabbc26860fb97de1461b511a Mon Sep 17 00:00:00 2001
From: Antoine Musso <hashar@users.mediawiki.org>
Date: Fri, 13 May 2011 07:05:20 +0000
Subject: [PATCH] fix backtrace on SQL error

Setting $wgShowDBErrorBacktrace did not have any effect when
throwing a DBQueryError exception.  Code was missing to actually
append the backtrace to the output :)
---
 includes/db/Database.php | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/includes/db/Database.php b/includes/db/Database.php
index 6560abfb25..fd79cabe0f 100644
--- a/includes/db/Database.php
+++ b/includes/db/Database.php
@@ -3070,7 +3070,10 @@ class DBQueryError extends DBError {
 		  "Query: $sql\n" .
 		  "Function: $fname\n" .
 		  "Error: $errno $error\n";
-
+		global $wgShowDBErrorBacktrace;
+		if( $wgShowDBErrorBacktrace ) {
+			$message .= $this->getTraceAsString();
+		}
 		parent::__construct( $db, $message );
 
 		$this->error = $error;
-- 
2.20.1