Unzer Docs

    Migrate to Unzer PHP SDK

    Migrate from the old heidelpay PHP SDK to the new Unzer PHP SDK.

    About the migration

    The new Unzer PHP SDK works the same as the old heidelpay PHP SDK, except for changes in:

    • Class names
    • Method names
    • Payment type names
    • Deprecated code
    • UI components

    Migrate to Unzer PHP SDK

    To migrate to the new Unzer PHP SDK, you need to update the code in your project.

    All migration changes
    To see all PHP SDK migration changes, go here.

    To migrate from the latest version of the old heidelpay PHP SDK to the new Unzer PHP SDK, implement the following changes (in any order).

    Update your composer.json file

    In your composer.json file:

    • Change heidelpay/heidelpay-php to unzerdev/php-sdk.

    Replace class and method names

    In your project, replace the names of classes and methods.

    This table shows examples of changes that you need to make:

    Element Old New
    Namespace root for all classes heidelpayPHP UnzerSDK
    Class names Heidelpay
    HeidelpayApiException    		 Unzer
    UnzerApiException
    Method names getHeidelpay
    getHeidelpayObject    		 getUnzer
    getUnzerObject
    Environment service ...\EnvironmentService::getMgwEnvironment ...\EnvironmentService::getPAPIEnvironment
    Environment variables HEIDELPAY_MGW
    HEIDELPAY_MGW_ENV    		 UNZER_PAPI
    UNZER_PAPI_ENV
    fetchDirectDebitInstalmentPlans fetchDirectDebitInstalmentPlans fetchInstallmentPlans
    Constants in \UnzerSDK\Constants\ApiResponseCodes API_ERROR_IVF_REQUIRES_CUSTOMER
    API_ERROR_IVF_REQUIRES_BASKET    		 API_ERROR_FACTORING_REQUIRES_CUSTOMER
    API_ERROR_FACTORING_REQUIRES_BASKET

    This example shows how these changes apply to your payment integration:

    $heidelpay = new heidelpayPHP\Heidelpay('s-priv-xxxxxxxxxx');

$paypal = new heidelpayPHP\Resources\PaymentTypes\Paypal();
$paypal = $heidelpay->createPaymentType($paypal);

    $unzer = new UnzerSDK\Unzer('s-priv-xxxxxxxxxx');

$paypal = new UnzerSDK\Resources\PaymentTypes\Paypal();
$paypal = $unzer->createPaymentType($paypal);

    Replace payment type names

    Replace the following payment type names:

    Old New
    InvoiceGuaranteed InvoiceSecured
    InvoiceFactoring InvoiceSecured
    SepaDirectDebitGuaranteed SepaDirectDebitSecured
    HirePurchaseDirectDebit InstallmentSecured
    Basket
    To implement basket, use the UnzerSDK\Resources\Basket class.

    Replace deprecated code

    In your project, replace any code marked as deprecated in the heidelpay PHP SDK.

    The below list is based on the latest version of the old heidelpay PHP SDK:

    Old method New method
    heidelpayPHP\Resources\Basket::getAmountTotal ...\Basket::getAmountTotalGross
    heidelpayPHP\Resources\Basket::setAmountTotal ...\Basket::setAmountTotalGross
    heidelpayPHP\Resources\PaymentTypes\Card::getHolder ...\Card::getCardHolder
    heidelpayPHP\Resources\PaymentTypes\Card::setHolder ...\Card::setCardHolder
    heidelpayPHP\Resources\Customer::__construct Use CustomerFactory instead
    heidelpayPHP\Resources\Payment::cancel
    heidelpayPHP\Resources\Payment::cancelAllCharges
    heidelpayPHP\Resources\Payment::cancelAuthorization    		 ...\Payment::cancelAmount
    Old constant New constant
    heidelpayPHP\Constants\ApiResponseCodes
    ::API_ERROR_AUTHORIZE_ALREADY_CANCELLED    		 UnzerSDK\Constants\ApiResponseCodes
    API_ERROR_ALREADY_CANCELLED
    heidelpayPHP\Constants\ApiResponseCodes
    ::API_ERROR_CHARGE_ALREADY_CHARGED_BACK    		 UnzerSDK\Constants\ApiResponseCodes
    API_ERROR_ALREADY_CHARGED_BACK
    heidelpayPHP\Constants\ApiResponseCodes
    ::API_ERROR_BASKET_ITEM_IMAGE_INVALID_EXTENSION    		 Removed
    heidelpayPHP\Services\EnvironmentService
    ::ENV_VAR_NAME_DISABLE_TEST_LOGGING    		 ENV_VAR_NAME_VERBOSE_TEST_LOGGING
    ATTENTION: This has the opposite effect.

    Update your UI components

    To update your UI components, go here.