/**
* Process the IRN data
*
*/
public function processRequest()
{
$return_array = array();
$this->validate();
$this->mergeErrorLogs($this->error_log);
if (!$this->error_log[self::DEBUG_FATAL]) {
$process_string = Tools::strlen($this->_merchant_id) . $this->_merchant_id;
$process_string .= Tools::strlen($this->payu_ref_no) . $this->payu_ref_no;
$process_string .= Tools::strlen($this->order_amount) . $this->order_amount;
$process_string .= Tools::strlen($this->order_currency) . $this->order_currency;
$irn_date = date('Y-m-d H:i:s', time());
$process_string .= Tools::strlen($irn_date) . $irn_date;
$process_string .= $this->hash_product_ids;
$process_string .= $this->hash_product_qtys;
$process_string .= '00';
$process_string .= Tools::strlen($this->refund_amount) . $this->refund_amount;
$hash = PayuSignature::generateHmac($this->_secret_key, $process_string);
$curl = curl_init();
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
curl_setopt($curl, CURLOPT_URL, $this->irn_query_url);
curl_setopt($curl, CURLOPT_POST, 1);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, 2);
$value = 'MERCHANT=' . $this->_merchant_id . '&ORDER_REF=' . $this->payu_ref_no . '&ORDER_AMOUNT=' . $this->order_amount . '&ORDER_CURRENCY=' . $this->order_currency . '&IRN_DATE=' . $irn_date . '&ORDER_HASH=' . $hash . '®ENERATE_CODES=&LICENSE_HANDLING=&AMOUNT=' . $this->refund_amount . '&' . $this->product_string;
curl_setopt($curl, CURLOPT_POSTFIELDS, $value);
curl_setopt($curl, CURLOPT_COOKIEJAR, 'cookie.txt');
$contents = curl_exec($curl);
curl_close($curl);
if (strpos($contents, '|') !== false) {
$contents = explode('|', $contents);
$return_array['RESPONSE_CODE'] = $contents[1];
$return_array['RESPONSE_MSG'] = $contents[2];
} else {
$return_array['RESPONSE'] = $contents;
}
$return_array['ERRORS'] = $this->all_errors[self::DEBUG_ALL];
return $return_array;
} else {
return $this->all_errors[self::DEBUG_ALL];
}
}
/**
* Interpret instant payment notification
*
* @param array $params
* @return array|bool
*/
public function interpretIPN(array $params)
{
if (!isset($params['REFNOEXT'], $params['HASH'], $params['ORDERSTATUS'], $params['REFNO'], $params['IPN_TOTALGENERAL'], $params['CURRENCY'], $params['HASH'], $params['IPN_PID'], $params['IPN_PNAME'], $params['IPN_DATE'])) {
return array('error' => 'One or more parameters are missing');
}
$order_id = (int) $params['REFNOEXT'];
if (empty($order_id)) {
return array('error' => 'Missing REFNOEXT');
}
if ($this->getBusinessPartnerSetting('type') !== self::BUSINESS_PARTNER_TYPE_EPAYMENT) {
return array('error' => 'Incorrect business partner');
}
if (!Configuration::get('PAYU_EPAYMENT_IPN')) {
return array('error' => 'IPN disabled');
}
if ($params['HASH'] != PayuSignature::generateHmac(Configuration::get('PAYU_EPAYMENT_SECRET_KEY'), PayuSignature::signatureString($params, array('HASH')))) {
return array('error' => 'Invalid signature');
}
try {
$history = new OrderHistory();
$history->id_order = $order_id;
switch ($params['ORDERSTATUS']) {
case 'PAYMENT_AUTHORIZED':
case 'PAYMENT_RECEIVED':
$new_status = (int) Configuration::get('PAYU_PAYMENT_STATUS_COMPLETED');
$history->changeIdOrderState($new_status, $order_id);
$history->addWithemail(true);
$order = new Order($order_id);
if (version_compare(_PS_VERSION_, '1.5', 'ge')) {
$payment = $order->getOrderPaymentCollection();
$payments = $payment->getAll();
$payments[$payment->count() - 1]->transaction_id = $params['REFNO'];
$payments[$payment->count() - 1]->update();
}
$this->updatePayuTransaction($order_id, (int) $params['REFNO'], $params['IPN_TOTALGENERAL'], $params['CURRENCY']);
break;
}
$date = date('YmdGis');
$response_params = array($params['IPN_PID'][0], $params['IPN_PNAME'][0], $params['IPN_DATE'], $date);
$hash = PayuSignature::generateHmac(Configuration::get('PAYU_EPAYMENT_SECRET_KEY'), PayuSignature::signatureString($response_params, array('HASH')));
return array('date' => $date, 'hash' => $hash);
} catch (Exception $e) {
Logger::addLog($this->displayName . ' ' . trim($e->getCode() . ' ' . $e->getMessage() . ' id_order: ' . $order_id), 1);
return false;
}
}
/**
* Process the IDN data
*
* @return TRUE on success
*/
public function processRequest()
{
$this->validate();
if (!isset($this->all_errors[self::DEBUG_FATAL]) || !$this->all_errors[self::DEBUG_FATAL]) {
$process_string = Tools::strlen($this->merchant_id) . $this->merchant_id;
$process_string .= Tools::strlen($this->payu_ref_no) . $this->payu_ref_no;
$process_string .= Tools::strlen($this->order_amount) . $this->order_amount;
$process_string .= Tools::strlen($this->order_currency) . $this->order_currency;
$idn_date = date('Y-m-d H:i:s', time());
$process_string .= Tools::strlen($idn_date) . $idn_date;
if (!empty($this->order_charge_amount)) {
$process_string .= Tools::strlen($this->order_charge_amount) . $this->order_charge_amount;
}
if (!empty($this->order_idn_prn)) {
$process_string .= Tools::strlen($this->order_idn_prn) . $this->order_idn_prn;
}
$hash = PayuSignature::generateHmac($this->secret_key, $process_string);
$curl = curl_init();
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
curl_setopt($curl, CURLOPT_URL, $this->idn_query_url);
curl_setopt($curl, CURLOPT_POST, 1);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, 2);
curl_setopt($curl, CURLOPT_POSTFIELDS, 'MERCHANT=' . $this->merchant_id . '&ORDER_REF=' . $this->payu_ref_no . '&ORDER_AMOUNT=' . $this->order_amount . '&ORDER_CURRENCY=' . $this->order_currency . '&IDN_DATE=' . $idn_date . '&' . (!empty($this->order_charge_amount) ? 'CHARGE_AMOUNT=' . $this->order_charge_amount . '&' : '') . (!empty($this->order_idn_prn) ? 'IDN_PRN=' . $this->order_idn_prn . '&' : '') . 'ORDER_HASH=' . $hash);
curl_setopt($curl, CURLOPT_COOKIEJAR, 'cookie.txt');
$contents = curl_exec($curl);
curl_close($curl);
if (preg_match('#<EPAYMENT>(.+)\\|(.+)\\|(.+)\\|(.+)\\|(.+)</EPAYMENT>#i', $contents, $matches)) {
$retval = array('RESPONSE_CODE' => $matches[2], 'RESPONSE_MSG' => $matches[3]);
return $retval;
}
return array('RESPONSE_CODE' => '-1', 'RESPONSE_MSG' => 'Invalid response to IDN request: "' . Tools::substr($contents, 0, 20) . '"');
} else {
return $this->all_errors[self::DEBUG_ALL];
}
}
/**
* Method will calculate the hash string
*
* @return int 1 on success
*/
private function makeHash()
{
$this->hash = PayuSignature::generateHmac($this->secret_key, $this->hash_string);
return 1;
}
