hedera-web/rest/tpv/confirm-soap.php

97 lines
2.1 KiB
PHP

<?php
require_once ('vn/web/util.php');
require_once (__DIR__.'/tpv.php');
/**
* Gets transaction confirmation from SOAP service.
**/
class ConfirmSoap extends Vn\Web\RestRequest
{
function run ($db)
{
global $tpvConfirmSoap;
$tpvConfirmSoap = $this;
ini_set ('soap.wsdl_cache_enabled', FALSE);
$server = new SoapServer (__DIR__ .'/soap.wsdl');
$server->addFunction ('procesaNotificacionSIS');
$server->handle ();
}
}
function procesaNotificacionSIS ($XML)
{
global $tpvConfirmSoap;
$db = $tpvConfirmSoap->app->getSysConn ();
$status = 'OK';
$requestString = $XML;
// Processes the request
try {
$xml = new SimpleXMLElement ($requestString);
$params = (array) $xml->{'Request'};
if (!(isset ($params['Ds_Amount'])
&& isset ($params['Ds_Order'])
&& isset ($params['Ds_MerchantCode'])
&& isset ($params['Ds_Currency'])
&& isset ($params['Ds_Response'])))
throw new Exception ('Missing required parameters');
// Checks the signature
$start = strpos ($requestString, '<Request');
$end = strrpos ($requestString, '</Request>');
$shaString = substr ($requestString, $start, $end - $start + 10);
$key = $db->getValue (
'SELECT secret_key FROM tpv_merchant WHERE id = #'
,[$params['Ds_MerchantCode']]
);
if (sha1 ($shaString.$key) != $xml->{'Signature'})
throw new Exception ('Invalid signature');
// Confirms the transaction
Tpv::confirm ($db, $params);
}
catch (Exception $e)
{
$status = 'KO';
}
// Generates the response
$responseString = file_get_contents (__DIR__ .'/soap-reply.xml');
$xml = new SimpleXMLElement ($responseString);
$response = $xml->{'Response'};
$response->{'Ds_Response_Merchant'} = $status;
$xml->{'Signature'} = sha1 ($response->asXML ().$key);
return $xml->asXML ();
/*
// Another way to generate the response
$xmlResponse =
'<Response Ds_Version="0.0">
<Ds_Response_Merchant>'. $status .'</Ds_Response_Merchant>
</Response>';
$xmlMessage =
'<Message>
'. $xmlResponse .'
<Signature>'. sha1 ($xmlResponse.$key) .'</Signature>
</Message>';
return $xmlMessage;
*/}