Файл: vkolhoze.com/billing/lib/UnitPay.php
Строк: 103
<?php
class UnitPay
{
private $event;
public function __construct(UnitPayEvent $event)
{
$this->event = $event;
}
public function getResult()
{
$request = $_GET;
if (empty($request['method'])
|| empty($request['params'])
|| !is_array($request['params'])
)
{
return $this->getResponseError('Invalid request');
}
$method = $request['method'];
$params = $request['params'];
if ($params['sign'] != $this->getMd5Sign($params, Config::SECRET_KEY))
{
return $this->getResponseError('Incorrect digital signature');
}
$unitPayModel = UnitPayModel::getInstance();
if ($method == 'check')
{
if ($unitPayModel->getPaymentByUnitpayId($params['unitpayId']))
{
// Платеж уже существует
return $this->getResponseSuccess('Payment already exists');
}
$itemsCount = floor($params['sum'] / Config::ITEM_PRICE);
if ($itemsCount <= 0)
{
return $this->getResponseError('Суммы ' . $params['sum'] . ' руб. не достаточно для оплаты товара ' .
'стоимостью ' . Config::ITEM_PRICE . ' руб.');
}
if (!$unitPayModel->createPayment(
$params['unitpayId'],
$params['account'],
$params['sum'],
$itemsCount
))
{
return $this->getResponseError('Unable to create payment database');
}
$checkResult = $this->event->check($params);
if ($checkResult !== true)
{
return $this->getResponseError($checkResult);
}
return $this->getResponseSuccess('CHECK is successful');
}
if ($method == 'pay')
{
$payment = $unitPayModel->getPaymentByUnitpayId(
$params['unitpayId']
);
if ($payment && $payment->status == 1)
{
return $this->getResponseSuccess('Payment has already been paid');
}
if (!$unitPayModel->confirmPaymentByUnitpayId($params['unitpayId']))
{
return $this->getResponseError('Unable to confirm payment database');
}
$this->event
->pay($params);
return $this->getResponseSuccess('PAY is successful');
}
return $this->getResponseError($method.' not supported');
}
private function getResponseSuccess($message)
{
return json_encode(array(
"jsonrpc" => "2.0",
"result" => array(
"message" => $message
),
'id' => 1,
));
}
private function getResponseError($message)
{
return json_encode(array(
"jsonrpc" => "2.0",
"error" => array(
"code" => -32000,
"message" => $message
),
'id' => 1
));
}
private function getMd5Sign($params, $secretKey)
{
ksort($params);
unset($params['sign']);
return md5(join(null, $params).$secretKey);
}
}