Show better source for linback items

plugins/Linkback/LinkbackPlugin.php

@@ -358,4 +358,34 @@ class LinkbackPlugin extends Plugin
                           $action_name === 'linkbacksettings');
         return true;
     }
+
+    function onStartNoticeSourceLink($notice, &$name, &$url, &$title)
+    {
+        // If we don't handle this, keep the event handler going
+        if (!in_array($notice->source, array('linkback'))) {
+            return true;
+        }
+
+        try {
+            $url = $notice->getUrl();
+            // If getUrl() throws exception, $url is never set
+
+            $bits = parse_url($url);
+            $domain = $bits['host'];
+            if (substr($domain, 0, 4) == 'www.') {
+                $name = substr($domain, 4);
+            } else {
+                $name = $domain;
+            }
+
+            // TRANS: Title. %s is a domain name.
+            $title = sprintf(_m('Sent from %s via Linkback'), $domain);
+
+            // Abort event handler, we have a name and URL!
+            return false;
+        } catch (InvalidUrlException $e) {
+            // This just means we don't have the notice source data
+            return true;
+        }
+    }
 }