From b5643d960e0e853b1a9132371f7a05a7b88d3852 Mon Sep 17 00:00:00 2001
From: Ryan Schmidt <skizzerz@users.mediawiki.org>
Date: Sun, 8 Jun 2008 21:45:05 +0000
Subject: [PATCH] * Add a new hook LinkerMakeExternalLink to allow extensions
 to modify the output of external links.

---
 RELEASE-NOTES       | 4 +++-
 includes/Linker.php | 6 ++++++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/RELEASE-NOTES b/RELEASE-NOTES
index d899572a7f..3b8dca3984 100644
--- a/RELEASE-NOTES
+++ b/RELEASE-NOTES
@@ -147,7 +147,9 @@ it from source control: http://www.mediawiki.org/wiki/Download_from_SVN
   edits in the last $wgActiveUserDays days.
 * SpecialSearchResults hook now passes results by reference, so they can be
   changed by extensions.
-
+* Add a new hook LinkerMakeExternalLink to allow extensions to modify the output of
+  external links.
+  
 === Bug fixes in 1.13 ===
 
 * (bug 10677) Add link to the file description page on the shared repository
diff --git a/includes/Linker.php b/includes/Linker.php
index 29959ca199..cdfb6bbdaa 100644
--- a/includes/Linker.php
+++ b/includes/Linker.php
@@ -820,6 +820,12 @@ class Linker {
 		if( $escape ) {
 			$text = htmlspecialchars( $text );
 		}
+		$link = '';
+		$success = wfRunHooks('LinkerMakeExternalLink', array( &$url, &$text, &link ) );
+		if(!$success) {
+			wfDebug("Hook LinkerMakeExternalLink changed the output of link with url {$url} and text {$text} to {$link}", true);
+			return $link;
+		}
 		return '<a href="'.$url.'"'.$style.'>'.$text.'</a>';
 	}
 
-- 
2.20.1