From eb151b05722a06478195e206e37dcfd08509327d Mon Sep 17 00:00:00 2001
From: Brion Vibber <brion@users.mediawiki.org>
Date: Sun, 27 Feb 2005 09:58:49 +0000
Subject: [PATCH] * (bug 563) Fix UTF-8 interwiki URL redirects via Latin-1
 wikis

---
 index.php | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/index.php b/index.php
index 0df55418d1..cbb51377c2 100644
--- a/index.php
+++ b/index.php
@@ -69,6 +69,12 @@ if( !$wgDisableInternalSearch && !is_null( $search ) && $search !== '' ) {
 	$wgTitle = Title::newFromText( wfMsgForContent( 'badtitle' ) );
 	$wgOut->errorpage( 'badtitle', 'badtitletext' );
 } else if ( $wgTitle->getInterwiki() != '' ) {
+	if( $wgUseLatin1 ) {
+		# Conversion from UTF-8 may truncate or corrupt non-Latin links.
+		# Grab a fresh copy without doing the automated conversion checks.
+		$interwiki = Title::newFromUrl( $_REQUEST['title'] );
+		if( !is_null( $interwiki ) ) $wgTitle = $interwiki;
+	}
 	$url = $wgTitle->getFullURL();
 	# Check for a redirect loop
 	if ( !preg_match( '/^' . preg_quote( $wgServer, '/' ) . '/', $url ) && $wgTitle->isLocal() ) {
-- 
2.20.1