include_once "../src/SermepaException.php"; include_once "../src/SermepaInterface.php"; include_once "../src/Sermepa.php"; use CommerceRedsys\Payment\Sermepa; try { // Create a new instance and initialize it. $gateway = new Sermepa($settings['name'], $settings['merchantCode'], $settings['terminal'], $settings['merchantPassword'], $settings['environment']); // Get response data. if (!($feedback = $gateway->getFeedback())) { // No feedback response. return; } $encoded_parameters = $feedback['Ds_MerchantParameters']; $decoded_parameters = $gateway->decodeMerchantParameters($encoded_parameters); $feedback_signature = $feedback['Ds_Signature']; $composed_signature = $gateway->composeMerchantSignatureFromFeedback($encoded_parameters); // Check if the signatures are valid. if ($feedback_signature != $composed_signature) { // Or... //if (!$gateway->areValidSignatures($feedback)) { // Signatures don't match. return; } // Load the payment from ???? and store the necessary values. $payment_id = $decoded_parameters['Ds_MerchantData']; $response_code = (int) $decoded_parameters['Ds_Response']; if ($response_code <= 99) { // Transaction valid. Save your data here. $transaction_remote_id = $decoded_parameters['Ds_AuthorisationCode']; $transaction_message = $gateway->handleResponse($response_code); } else {