/**
* Create an unique identifier.
*
* @return string
*/
public static function createIdentifier()
{
// get last id
$id = (int) BackendModel::getDb()->getVar('SELECT i.id FROM forms AS i ORDER BY i.id DESC LIMIT 1');
// create identifier
do {
$id++;
$identifier = 'form' . $id;
} while ((int) BackendModel::getDb()->getVar('SELECT COUNT(i.id) FROM forms AS i WHERE i.identifier = ?', $identifier) > 0);
return $identifier;
}
