/**
* @inheritdoc
*/
public function callPaymentRequest(PaymentRequestNeeds $needs)
{
try {
$payload = ['gateway_id' => $this->getProviderConfig('gateway_id'), 'amount' => $needs->getAmount(), 'rand' => substr(md5(time() . microtime()), 0, 16), 'redirect_url' => urlencode($needs->getReturnUrl()), 'description' => $needs->get('description', '')];
// create request and
// get response
$response = $this->getClient()->request('POST', static::PAYMENT_REQUEST_URL, ['form_params' => $payload])->getBody()->getContents();
// check response is valid
if (is_numeric($response) == false || $response < 0) {
throw new PaymentGatewayResponseException($response);
}
// returns PaymentResponse with
// `payment_url`, `payment_id` and `valid` fields
return (new PaymentRequestResponse($this->generatePaymentUrl((int) $response)))->set('payment_id', (int) $response)->set('valid', $this->generateValid($payload['amount'], $payload['rand']));
} catch (\Exception $e) {
if ($e instanceof PaymentGatewayException) {
throw $e;
}
throw new PaymentGatewayBadRequestException($e->getMessage(), $e->getCode(), $e);
}
}
/**
* @param PaymentRequestNeeds $needs
* @return array
* @throws InvalidPaymentNeedsException
*/
protected function serializePaymentRequest(PaymentRequestNeeds $needs)
{
if ($needs->hasAll('amount', 'return_url', 'description') === false) {
throw new InvalidPaymentNeedsException();
}
return ['MerchantID' => $this->getProviderConfig('api_key'), 'Amount' => $this->calculateAmount($needs->getAmount()), 'CallbackURL' => $needs->getReturnUrl(), 'Description' => $needs->get('description'), 'Email' => $needs->get('email'), 'Mobile' => $needs->get('mobile')];
}