From 507902203a722cd2868a0c666076457569460e10 Mon Sep 17 00:00:00 2001
From: umherirrender <umherirrender_de.wp@web.de>
Date: Tue, 10 Mar 2015 19:26:39 +0100
Subject: [PATCH] Use underscores in help links

Replace spaces by underscore to build correct links to wiki pages. IE11
will show %20 for spaces. Also use urlencode to make the url safe.

Follow-Up: I2934b1708a0d207dcf3d940264f140613646f203
Change-Id: I5ef08441406e96aa9749476af0a81fc11fa4e4d6
---
 includes/OutputPage.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/includes/OutputPage.php b/includes/OutputPage.php
index aa282a793f..278b4d117f 100644
--- a/includes/OutputPage.php
+++ b/includes/OutputPage.php
@@ -1412,7 +1412,8 @@ class OutputPage extends ContextSource {
 		if ( $overrideBaseUrl ) {
 			$helpUrl = $to;
 		} else {
-			$helpUrl = "//www.mediawiki.org/wiki/Special:MyLanguage/$to";
+			$toUrlencoded = wfUrlencode( str_replace( ' ', '_', $to ) );
+			$helpUrl = "//www.mediawiki.org/wiki/Special:MyLanguage/$toUrlencoded";
 		}
 		$link = Html::rawElement(
 			'a',
-- 
2.20.1