CreditCard::class, ]; const SYSTEM_LOG_TYPE = SystemLog::TYPE_PAYFAST; //developer resources //https://sandbox.payfast.co.za/ public function gatewayTypes(): array { $types = []; // if($this->client->currency()->code == 'ZAR' || $this->client->currency()->code == 'USD') if ($this->client->currency()->code == 'ZAR') { $types[] = GatewayType::CREDIT_CARD; } return $types; } public function endpointUrl() { if ($this->company_gateway->getConfigField('testMode')) { return 'https://sandbox.payfast.co.za/eng/process'; } return 'https://www.payfast.co.za/eng/process'; } public function init() { try { $this->payfast = new \PayFast\PayFastPayment( [ 'merchantId' => $this->company_gateway->getConfigField('merchantId'), 'merchantKey' => $this->company_gateway->getConfigField('merchantKey'), 'passPhrase' => $this->company_gateway->getConfigField('passphrase'), 'testMode' => $this->company_gateway->getConfigField('testMode'), ] ); } catch (\Exception $e) { nlog('##PAYFAST## There was an exception: '.$e->getMessage()); } return $this; } public function setPaymentMethod($payment_method_id) { $class = self::$methods[$payment_method_id]; $this->payment_method = new $class($this); return $this; } public function authorizeView(array $data) { return $this->payment_method->authorizeView($data); } public function authorizeResponse($request) { return $this->payment_method->authorizeResponse($request); } public function processPaymentView(array $data) { return $this->payment_method->paymentView($data); //this is your custom implementation from here } public function processPaymentResponse($request) { return $this->payment_method->paymentResponse($request); //this is your custom implementation from here } public function refund(Payment $payment, $amount, $return_client_response = false) { return false; } public function tokenBilling(ClientGatewayToken $cgt, PaymentHash $payment_hash) { return (new Token($this))->tokenBilling($cgt, $payment_hash); } public function generateTokenSignature($data) { $fields = []; $keys = [ 'merchant-id', 'version', 'timestamp', 'amount', 'item_name', 'item_description', 'itn', 'm_payment_id', 'cc_css', 'split_payment', ]; foreach ($keys as $key) { if (! empty($data[$key])) { $fields[$key] = $data[$key]; } } if ($this->company_gateway->getConfigField('passphrase')) { $fields['passphrase'] = $this->company_gateway->getConfigField('passphrase'); } return md5(http_build_query($fields)); } public function generateSignature($data) { $fields = []; // specific order required by PayFast // @see https://developers.payfast.co.za/documentation/#checkout-page foreach (['merchant_id', 'merchant_key', 'return_url', 'cancel_url', 'notify_url', 'name_first', 'name_last', 'email_address', 'cell_number', /** * Transaction Details */ 'm_payment_id', 'amount', 'item_name', 'item_description', /** * Custom return data */ 'custom_int1', 'custom_int2', 'custom_int3', 'custom_int4', 'custom_int5', 'custom_str1', 'custom_str2', 'custom_str3', 'custom_str4', 'custom_str5', /** * Email confirmation */ 'email_confirmation', 'confirmation_address', /** * Payment Method */ 'payment_method', /** * Subscriptions */ 'subscription_type', 'billing_date', 'recurring_amount', 'frequency', 'cycles', /** * Passphrase for md5 signature generation */ 'passphrase', ] as $key) { if (! empty($data[$key])) { $fields[$key] = $data[$key]; } } nlog(http_build_query($fields)); return md5(http_build_query($fields)); } public function processWebhookRequest(Request $request, Payment $payment = null) { $data = $request->all(); // nlog("payfast"); // nlog($data); if (array_key_exists('m_payment_id', $data)) { $hash = Cache::get($data['m_payment_id']); switch ($hash) { case 'cc_auth': $this->setPaymentMethod(GatewayType::CREDIT_CARD) ->authorizeResponse($request); return response()->json([], 200); break; default: $payment_hash = PaymentHash::where('hash', $data['m_payment_id'])->first(); $this->setPaymentMethod(GatewayType::CREDIT_CARD) ->setPaymentHash($payment_hash) ->processPaymentResponse($request); return response()->json([], 200); break; } } return response()->json([], 200); } }