From: Ilmari Karonen <vyznev@users.mediawiki.org>
Date: Thu, 20 Aug 2009 14:56:11 +0000 (+0000)
Subject: (bug 15248) Normalize NBSP and other odd Unicode whitespace characters to normal... 
X-Git-Tag: 1.31.0-rc.0~40176
X-Git-Url: https://git.cyclocoop.org/%7B%24admin_url%7Dmembres/modifier.php?a=commitdiff_plain;h=9b75e95ef027c476c5c071afabfe466258e680eb;p=lhc%2Fweb%2Fwiklou.git

(bug 15248) Normalize NBSP and other odd Unicode whitespace characters to normal spaces.
Note: run cleanupTitles.php and cleanupImages.php after deploying this!
---

diff --git a/RELEASE-NOTES b/RELEASE-NOTES
index 138d626ef7..2d0947a1c7 100644
--- a/RELEASE-NOTES
+++ b/RELEASE-NOTES
@@ -415,6 +415,9 @@ this. Was used when mwEmbed was going to be an extension.
   versions of MediaWiki were affected).
 * (bug 14817) Moving a page to a subpage of itself moves it twice
 * (bug 20289) $wgMaximumMovedPages should only count pages actually moved
+* (bug 15248) Non-breaking spaces and certain other Unicode space characters
+  are now normalized to ordinary spaces in titles; if your wiki has existing
+  titles with such characters, run cleanupTitles.php and/or cleanupImages.php
 
 == API changes in 1.16 ==
 
diff --git a/includes/Title.php b/includes/Title.php
index 5b5c06f525..48063be64e 100644
--- a/includes/Title.php
+++ b/includes/Title.php
@@ -2242,7 +2242,7 @@ class Title {
 
 		# Clean up whitespace
 		#
-		$dbkey = preg_replace( '/[ _]+/', '_', $dbkey );
+		$dbkey = preg_replace( '/[ _\xA0\x{1680}\x{180E}\x{2000}-\x{200B}\x{2028}\x{2029}\x{202F}\x{205F}\x{3000}]+/u', '_', $dbkey );
 		$dbkey = trim( $dbkey, '_' );
 
 		if ( '' == $dbkey ) {