From dbdac8ca5ba134f7bd4872bd9874c535db6900be Mon Sep 17 00:00:00 2001
From: River Tarnell <kateturner@users.mediawiki.org>
Date: Tue, 21 Sep 2004 19:03:39 +0000
Subject: [PATCH] don't error on certain inputs if $matches[] doesn't have a
 last element

---
 includes/Parser.php | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/includes/Parser.php b/includes/Parser.php
index 12756481df..04ab74f19f 100644
--- a/includes/Parser.php
+++ b/includes/Parser.php
@@ -1858,10 +1858,9 @@ class Parser
 				$nsec = 0;
 				for( $i = 0; $i < count($matches); $i += 2 ) {
 					wfDebug("text=[".$matches[$i]."] heading=[".$matches[$i+1]."]\n");
-					if ($matches[$i] == "" && $matches[$i + 1] == "") break;
 					$text .= $matches[$i];
+					if (!isset($matches[$i + 1]) || $matches[$i + 1] == "") continue;
 					$hl = $matches[$i + 1];
-					if ($hl == "") continue;
 					if( strstr($hl, "<!--MWTEMPLATESECTION") ) {
 						$text .= $hl;
 						continue;
-- 
2.20.1