/** Model Save */ function save() { // Update or Insert $r = null; if (!empty($this->_data['id'])) { $r = radix_db_sql::update($this->_table, $this->_data, "id={$this->_data['id']}"); } else { unset($this->_data['id']); $r = $this->_data['id'] = radix_db_sql::insert($this->_table, $this->_data); } return $r; }