Airship\Cabin\Bridge\Blueprint\CustomPages::uniqueId PHP Method

    protected function uniqueId(string $table, string $column = 'uniqueid') : string
    {
        do {
            $unique = \Airship\uniqueId();
        } while ($this->db->exists('SELECT count(*) FROM ' . $this->db->escapeIdentifier($table) . ' WHERE ' . $this->db->escapeIdentifier($column) . ' = ?', $unique));
        return $unique;
    }