From 9d4614a2b40fc8b3f2127db42f3b7eeb1a33cc20 Mon Sep 17 00:00:00 2001
From: Brion Vibber <brion@users.mediawiki.org>
Date: Tue, 2 Jan 2007 10:49:50 +0000
Subject: [PATCH] * Avoid PHP warning in Creative Commons metadata when a
 creative commons   license is not actually set up

---
 RELEASE-NOTES         | 3 +++
 includes/Metadata.php | 6 +++++-
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/RELEASE-NOTES b/RELEASE-NOTES
index 7b065b9ae9..3a79f3d6da 100644
--- a/RELEASE-NOTES
+++ b/RELEASE-NOTES
@@ -449,6 +449,9 @@ it from source control: http://www.mediawiki.org/wiki/Download_from_SVN
   preferred, utilize it for more parser tests of language variants code
 * (bug 6503) Fix bug that stopped certain irrelevant links from being hidden
   for printing
+* Avoid PHP warning in Creative Commons metadata when a creative commons
+  license is not actually set up
+
 
 == Languages updated ==
 
diff --git a/includes/Metadata.php b/includes/Metadata.php
index 4f3c7b15e0..b48ced0de9 100644
--- a/includes/Metadata.php
+++ b/includes/Metadata.php
@@ -317,7 +317,11 @@ function ccGetTerms($url) {
 		return $wgLicenseTerms;
 	} else {
 		$known = getKnownLicenses();
-		return $known[$url];
+		if( isset( $known[$url] ) ) {
+			return $known[$url];
+		} else {
+			return array();
+		}
 	}
 }
 
-- 
2.20.1