protected function prepareOptions($options)
{
$options = array_change_key_case($options, CASE_UPPER);
$normalized = array();
if (!empty($options['MATCH'])) {
$normalized[] = 'MATCH';
$normalized[] = $options['MATCH'];
}
if (!empty($options['COUNT'])) {
$normalized[] = 'COUNT';
$normalized[] = $options['COUNT'];
}
return $normalized;
}