/**
* Filter the data for generating an signature
*
* @param array $data
* @return array
*/
public static function filter_data($data)
{
$filter = array();
// List all parameters prefixed with brq_, add_ or cust_, except brq_signature
foreach ($data as $key => $value) {
if ((Pronamic_WP_Pay_Buckaroo_Util::string_starts_with($key, 'brq_') || Pronamic_WP_Pay_Buckaroo_Util::string_starts_with($key, 'add_') || Pronamic_WP_Pay_Buckaroo_Util::string_starts_with($key, 'cust_')) && !Pronamic_WP_Pay_Buckaroo_Util::string_equals($key, Pronamic_WP_Pay_Buckaroo_Parameters::SIGNATURE)) {
$filter[$key] = $value;
}
}
return $filter;
}
