From: Nick Jenkins <nickj@users.mediawiki.org>
Date: Tue, 14 Nov 2006 07:21:40 +0000 (+0000)
Subject: Prevent PHP Notice: "Uninitialized string offset: 0 in includes/Linker.php on line... 
X-Git-Tag: 1.31.0-rc.0~55188
X-Git-Url: http://git.cyclocoop.org/%24image?a=commitdiff_plain;h=8ca554e9b15ef6b4711c622b7221d753532910c6;p=lhc%2Fweb%2Fwiklou.git

Prevent PHP Notice: "Uninitialized string offset: 0 in includes/Linker.php on line 954" in error_reporting(E_ALL) mode, when doing a "Show Preview" with the edit summary as just "[[]]".
---

diff --git a/includes/Linker.php b/includes/Linker.php
index 84fe82bb93..9bebea2c96 100644
--- a/includes/Linker.php
+++ b/includes/Linker.php
@@ -951,7 +951,7 @@ class Linker {
 					$trail = "";
 				}
 				$linkRegexp = '/\[\[(.*?)\]\]' . preg_quote( $trail, '/' ) . '/';
-				if ($match[1][0] == ':')
+				if (isset($match[1][0]) && $match[1][0] == ':')
 					$match[1] = substr($match[1], 1);
 				$thelink = $this->makeLink( $match[1], $text, "", $trail );
 			}