| protected isValidSource ( $variant ) : boolean | ||
| return | boolean | true if the catalogue+variant is in the database, false otherwise. |
protected function isValidSource($variant)
{
$variant = mysql_real_escape_string($variant);
$rs = mysql_query("SELECT COUNT(*) FROM catalogue WHERE name = '{$variant}'", $this->db);
$row = mysql_fetch_array($rs, MYSQL_NUM);
$result = $row && $row[0] == '1';
return $result;
}