public static function cleanupDatabase()
    {
        // Grab any extensions sitting in the database
        $rows = Symphony::Database()->fetch("SELECT `name` FROM `tbl_extensions`");

        // Iterate over each row
        if (is_array($rows) && !empty($rows)) {
            foreach ($rows as $r) {
                $name = $r['name'];
                $status = isset($r['status']) ? $r['status'] : null;

                // Grab the install location
                $path = self::__getClassPath($name);
                $existing_id = self::fetchExtensionID($name);

                // If it doesnt exist, remove the DB rows
                if (!@is_dir($path)) {
                    Symphony::Database()->delete("tbl_extensions_delegates", sprintf(" `extension_id` = %d ", $existing_id));
                    Symphony::Database()->delete('tbl_extensions', sprintf(" `id` = %d LIMIT 1", $existing_id));
                } elseif ($status == 'disabled') {
                    Symphony::Database()->delete("tbl_extensions_delegates", sprintf(" `extension_id` = %d ", $existing_id));
                }
            }
        }
    }