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Mini Shell
Mini Shell
<?php
namespace Sale\Handlers\PaySystem;
use Bitrix\Main\Error;
use Bitrix\Main\Request;
use Bitrix\Main\Type\DateTime;
use Bitrix\Main\Localization\Loc;
use Bitrix\Sale\PaySystem;
use Bitrix\Sale\Payment;
use Bitrix\Sale\PriceMaths;
class LiqPayHandler extends PaySystem\ServiceHandler
{
/**
* @param Payment $payment
* @param Request|null $request
* @return PaySystem\ServiceResult
*/
public function initiatePay(Payment $payment, Request $request = null)
{
$busValues = $this->getParamsBusValue($payment);
$xml = "<request>
<version>1.2</version>
<result_url>".$busValues['LIQPAY_PATH_TO_RESULT_URL']."</result_url>
<server_url>".$busValues['LIQPAY_PATH_TO_SERVER_URL']."</server_url>
<merchant_id>".$busValues['LIQPAY_MERCHANT_ID']."</merchant_id>
<order_id>PAYMENT_".$busValues['PAYMENT_ID']."</order_id>
<amount>".$busValues["PAYMENT_SHOULD_PAY"]."</amount>
<currency>".$busValues['PAYMENT_CURRENCY']."</currency>
<description>".Loc::getMessage('SALE_HPS_LIQPAY_PARAM_DESCR', array('#PAYMENT_ID#' => $busValues['PAYMENT_ID']))."</description>
<default_phone>".$busValues['BUYER_PERSON_PHONE']."</default_phone>
<pay_way>".$busValues['LIQPAY_PAY_METHOD']."</pay_way>
</request>";
$signature = base64_encode(sha1($busValues['LIQPAY_SIGN'].$xml.$busValues['LIQPAY_SIGN'], 1));
$params = array(
'URL' => $this->getUrl($payment, 'pay'),
'OPERATION_XML' => base64_encode($xml),
'SIGNATURE' => $signature,
);
if ($busValues['PAYMENT_CURRENCY'] == "RUB")
$params['PAYMENT_CURRENCY'] = "RUR";
$this->setExtraParams($params);
return $this->showTemplate($payment, "template");
}
/**
* @return array
*/
public static function getIndicativeFields()
{
return array('operation_xml', 'signature');
}
/**
* @param Payment $payment
* @param $request
* @return bool
*/
private function isCorrectHash(Payment $payment, Request $request)
{
if ($request->get('operation_xml') !== null)
{
$sign = $this->getBusinessValue($payment, 'LIQPAY_SIGN');
if ($sign)
{
$hash = base64_encode(sha1($sign.$this->getOperationXml($request).$sign, 1));
return $request->get('signature') == $hash;
}
}
return false;
}
/**
* @param Payment $payment
* @param Request $request
* @return bool
*/
private function isCorrectSum(Payment $payment, Request $request)
{
$sum = $this->getValueByTag($this->getOperationXml($request), 'amount');
$paymentSum = $this->getBusinessValue($payment, 'PAYMENT_SHOULD_PAY');
return PriceMaths::roundPrecision($paymentSum) === PriceMaths::roundPrecision($sum);
}
/**
* @param Request $request
* @return mixed
*/
public function getPaymentIdFromRequest(Request $request)
{
$orderId = $this->getValueByTag($this->getOperationXml($request), 'order_id');
return str_replace("PAYMENT_", "", $orderId);
}
/**
* @return mixed
*/
protected function getUrlList()
{
return array(
'pay' => array(
self::ACTIVE_URL => 'https://www.liqpay.ua/?do=clickNbuy'
)
);
}
/**
* @param Payment $payment
* @param Request $request
* @return PaySystem\ServiceResult
*/
public function processRequest(Payment $payment, Request $request)
{
$result = new PaySystem\ServiceResult();
if ($request->get('signature') === null || $request->get('operation_xml') === null)
{
$errorMessage = Loc::getMessage('SALE_HPS_LIQPAY_POST_ERROR');
$result->addError(new Error($errorMessage));
PaySystem\Logger::addError('LiqPay: processRequest: '.$errorMessage);
}
$status = $this->getValueByTag($this->getOperationXml($request), 'status');
if ($this->isCorrectHash($payment, $request))
{
if ($status == 'success')
{
return $this->processNoticeAction($payment, $request);
}
else if ($status == 'wait_secure')
{
return new PaySystem\ServiceResult();
}
}
else
{
PaySystem\Logger::addError('LiqPay: processRequest: Incorrect hash');
$result->addError(new Error('Incorrect hash'));
}
return $result;
}
/**
* @param Payment $payment
* @param Request $request
* @return PaySystem\ServiceResult
*/
private function processNoticeAction(Payment $payment, Request $request)
{
$result = new PaySystem\ServiceResult();
$response = $this->getOperationXml($request);
$description = 'sender phone: '.$this->getValueByTag($response, 'sender_phone').'; ';
$description .= 'amount: '.$this->getValueByTag($response, 'amount').'; ';
$description .= 'currency: '.$this->getValueByTag($response, 'currency').'; ';
$statusMessage = 'status: '.$this->getValueByTag($response, 'status').'; ';
$statusMessage .= 'transaction_id: '.$this->getValueByTag($response, 'transaction_id').'; ';
$statusMessage .= 'pay_way: '.$this->getValueByTag($response, 'pay_way').'; ';
$statusMessage .= 'payment_id: '.$this->getValueByTag($response, 'order_id').'; ';
$fields = array(
"PS_STATUS" => "Y",
"PS_STATUS_CODE" => substr($this->getValueByTag($response, 'status'), 0, 5),
"PS_STATUS_DESCRIPTION" => $description,
"PS_STATUS_MESSAGE" => $statusMessage,
"PS_SUM" => $this->getValueByTag($response, 'amount'),
"PS_CURRENCY" => $this->getValueByTag($response, 'currency'),
"PS_RESPONSE_DATE" => new DateTime(),
);
$result->setPsData($fields);
if ($this->isCorrectSum($payment, $request))
{
$result->setOperationType(PaySystem\ServiceResult::MONEY_COMING);
}
else
{
PaySystem\Logger::addError('LiqPay: processNoticeAction: Incorrect sum');
$result->addError(new Error('Incorrect sum'));
}
return $result;
}
/**
* @return array
*/
public function getCurrencyList()
{
return array('RUB', 'USD', 'EUR');
}
/**
* @param $string
* @param $tag
* @return string
*/
private function getValueByTag($string, $tag)
{
$string = str_replace("\n", "", str_replace("\r", "", $string));
$open = '<'.$tag.'>';
$close = '</'.$tag;
$start = strpos($string, $open) + strlen($open);
$end = strpos($string, $close);
return substr($string, $start, ($end-$start));
}
/**
* @param Request $request
* @return string
*/
private function getOperationXml(Request $request)
{
static $operationXml = '';
if ($operationXml === '')
$operationXml = base64_decode($request->get('operation_xml'));
return $operationXml;
}
}
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