From: Alexandre Emsenhuber <ialex@users.mediawiki.org>
Date: Mon, 21 Jul 2008 16:24:39 +0000 (+0000)
Subject: Use the internal diff engine if the diff excutable is not found
X-Git-Tag: 1.31.0-rc.0~46431
X-Git-Url: http://git.cyclocoop.org//%27http:/code.google.com/p/ie7-js//%27?a=commitdiff_plain;h=e66e5e2416f6f3af9653c0ec585ce93787485812;p=lhc%2Fweb%2Fwiklou.git

Use the internal diff engine if the diff excutable is not found
---

diff --git a/includes/GlobalFunctions.php b/includes/GlobalFunctions.php
index 488e94edf3..f5a2660c7d 100644
--- a/includes/GlobalFunctions.php
+++ b/includes/GlobalFunctions.php
@@ -1191,9 +1191,11 @@ function wfDiff( $before, $after, $params = '-u' ) {
 
 	# This check may also protect against code injection in
 	# case of broken installations.
-	if(! file_exists( $wgDiff ) ){
+	if( !file_exists( $wgDiff ) ){
 		wfDebug( "diff executable not found\n" );
-		return false;
+		$diffs = new Diff( explode( "\n", $before ), explode( "\n", $after ) );
+		$format = new UnifiedDiffFormatter();
+		return $format->format( $diffs );
 	}
 
 	# Make temporary files