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1 files changed, 17 insertions, 0 deletions

diff --git a/inc/pageutils.php b/inc/pageutils.php
index 9c192e5e6..239ff41c5 100644
--- a/inc/pageutils.php
+++ b/inc/pageutils.php
@@ -534,4 +534,21 @@ function isVisiblePage($id){
     return !isHiddenPage($id);
 }
 
+/**
+ * Format an id for output to a user
+ *
+ * Namespaces are denoted by a trailing “:*”. The root namespace is
+ * “*”. Output is escaped.
+ *
+ * @author Adrian Lang <lang@cosmocode.de>
+ */
 
+function prettyprint_id($id) {
+    if (!$id || $id === ':') {
+        return '*';
+    }
+    if ((substr($id, -1, 1) === ':')) {
+        $id .= '*';
+    }
+    return hsc($id);
+}