Fallback to client email display on user directory

include/class.user.php

@@ -215,7 +215,11 @@ class User extends UserModel {
     }
 
     function getName() {
-        return new PersonsName($this->name);
+        if (!$this->name)
+            list($name) = explode('@', $this->getDefaultEmailAddress(), 2);
+        else
+            $name = $this->name;
+        return new PersonsName($name);
     }
 
     function getUpdateDate() {

include/staff/users.inc.php

@@ -115,7 +115,12 @@ else
         if($res && db_num_rows($res)):
             $ids=($errors && is_array($_POST['ids']))?$_POST['ids']:null;
             while ($row = db_fetch_array($res)) {
-                $name = new PersonsName($row['name']);
+                // Default to email address mailbox if no name specified
+                if (!$row['name'])
+                    list($name) = explode('@', $row['email']);
+                else
+                    $name = new PersonsName($row['name']);
+
                 // Account status
                 if ($row['account_id'])
                     $status = new UserAccountStatus($row['status']);