private function generateUniqIdsForEmptyOnes($pdo)
{
$select = $pdo->query('
SELECT `id`
FROM `' . Utils::table('vote') . '`
WHERE `uniqid` = \'\'');
$update = $pdo->prepare('
UPDATE `' . Utils::table('vote') . '`
SET `uniqid` = :uniqid
WHERE `id` = :id');
while ($row = $select->fetch(\PDO::FETCH_OBJ)) {
$token = Token::getToken(16);
$update->execute(['uniqid' => $token, 'id' => $row->id]);
}
}
private function random($length)
{
return Token::getToken($length);
}