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<?php
namespace Omnipay\Payflow\Message;
use Omnipay\Common\Message\AbstractResponse;
use Omnipay\Common\Message\RequestInterface;
use Omnipay\Common\Exception\InvalidResponseException;
/**
* Payflow Response
*/
class Response extends AbstractResponse
{
public function __construct(RequestInterface $request, $data)
{
$this->request = $request;
if (empty($data)) {
throw new InvalidResponseException;
}
$this->data = $this->decodeData($data);
}
/**
* Decode absurd name value pair format
*/
public function decodeData($data)
{
$output = array();
while (strlen($data) > 0) {
preg_match('/(\w+)(\[(\d+)\])?=/', $data, $matches);
$key = $matches[1];
$data = substr($data, strlen($matches[0]));
if (isset($matches[3])) {
$value = substr($data, 0, $matches[3]);
} else {
$next = strpos($data, '&');
$value = $next === false ? $data : substr($data, 0, $next);
}
$data = substr($data, strlen($value) + 1);
$output[$key] = $value;
}
return $output;
}
public function isSuccessful()
{
return isset($this->data['RESULT']) && '0' === $this->data['RESULT'];
}
public function getTransactionReference()
{
return isset($this->data['PNREF']) ? $this->data['PNREF'] : null;
}
public function getMessage()
{
return isset($this->data['RESPMSG']) ? $this->data['RESPMSG'] : null;
}
}