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Welcome to the heidelpay payment api for php

This is the php payment api for heidelpay. The library will help you to easily integrate heidelpay into your application.

Currently supported payment methods:

  • credit card
  • debit card
  • prepayment
  • Sofort
  • PayPal
  • direct debit
  • iDeal
  • Giropay
  • Przelewy24
  • PostFinance Card
  • PostFinance EFinance
  • EPS
  • invoice
  • invoice secured b2c
  • invoice secured b2b
  • direct debit secured b2c
  • Santander invoice
  • Santander hire purchase
  • easyCredit
  • Payolution invoice


php-payment-api requires PHP 7.1 or higher; we recommend using the latest stable PHP version whenever possible.


If you want to store the output of this library e.g. into a database, please make sure that your application takes care of sql injection, cross-site-scripting (xss) and so on. There is currently no build-in protection.


You can find a copy of this license in LICENSE.txt.


For any issues or questions please get in touch with our support.

Web page



+49 (0)6221/6471-100




Please visit for the developer documentation.

Unit- and Integration tests

This library comes with a set of unit and integration tests. Please do not run the integration tests on each build.

Run prior to tests: vendor/bin/codecept build

Run unit tests: vendor/bin/codecept run unit

Run unit tests with code coverage report: vendor/bin/codecept run unit --coverage --coverage-html

Run integration tests: vendor/bin/codecept run integration

Run integration tests with debug output: vendor/bin/codecept run integration --debug

Run all integration test of a specific class: vendor/bin/codecept run tests/integration/PaymentMethods/EasyCreditPaymentMethodTest

Run a specific integration test: vendor/bin/codecept run tests/integration/PaymentMethods/EasyCreditPaymentMethodTest:initialRequest

For coverage analysis results see: ./tests/_output/coverage/index.html


Integration examples can be found in the example folder. Just open the

_enableExamples.php and change




Please make sure to switch it off again, after you launch your application.

To enable the easyCredit example you might have to change the file permissions for the file "example/EasyCredit/EasyCreditResponseParams.txt".
It will be used to store the post-parameters send asynchronously by the payment which otherwise would not be accessable in the client session.

Php Payment API

For any issues or questions please get in touch with us via [email protected]

Php Payment API Info

⭐ Stars 15
🔗 Homepage
🔗 Source Code
🕒 Last Update 10 months ago
🕒 Created 4 years ago
🐞 Open Issues 0
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😎 Author heidelpay