App\Ninja\PaymentDrivers\BraintreePaymentDriver::createToken PHP Méthode

    public function createToken()
    {
        if ($customer = $this->customer()) {
            $customerReference = $customer->token;
        } else {
            $data = $this->paymentDetails();
            $tokenResponse = $this->gateway()->createCustomer(['customerData' => $this->customerData()])->send();
            if ($tokenResponse->isSuccessful()) {
                $customerReference = $tokenResponse->getCustomerData()->id;
            } else {
                return false;
            }
        }
        if ($customerReference) {
            $data['customerId'] = $customerReference;
            if ($this->isGatewayType(GATEWAY_TYPE_PAYPAL)) {
                $data['paymentMethodNonce'] = $this->input['sourceToken'];
            }
            $tokenResponse = $this->gateway->createPaymentMethod($data)->send();
            if ($tokenResponse->isSuccessful()) {
                $this->tokenResponse = $tokenResponse->getData()->paymentMethod;
            } else {
                return false;
            }
        }
        return parent::createToken();
    }