/**
* determines the delimiter character in the CSV file
*
* @param string $csv_file the CSV file to scan for a delimiter
* @return string the delimiter
*/
protected function _detect_delimiter($csv_file)
{
$post_delimiter = filter_input(INPUT_POST, 'delimiter_character', FILTER_SANITIZE_STRING);
if (empty($post_delimiter) && $post_delimiter !== 'auto') {
return $post_delimiter;
} else {
return parent::_detect_delimiter($csv_file);
}
}
function __construct($file_field_name)
{
$this->i10n_context = Participants_Db::PLUGIN_NAME;
$this->_set_column_array();
parent::__construct($file_field_name);
}