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pkerrigan/paypal-ewp
====================

A PHP library for generating encrypted PayPal buttons (EWP)

v1.0.1(8y ago)83.7k1BSD-3-ClausePHPPHP >=7.0

Since Dec 30Pushed 1y ago1 watchersCompare

[ Source](https://github.com/patrickkerrigan/paypal-ewp)[ Packagist](https://packagist.org/packages/pkerrigan/paypal-ewp)[ RSS](/packages/pkerrigan-paypal-ewp/feed)WikiDiscussions master Synced 1mo ago

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paypal-ewp
==========

[](#paypal-ewp)

A PHP library for generating encrypted PayPal buttons (EWP)

Prerequisites
-------------

[](#prerequisites)

To use this library you should first follow the [instructions given by PayPal](https://developer.paypal.com/docs/classic/paypal-payments-standard/integration-guide/encryptedwebpayments/#id08A3I0P20E9) on generating a merchant certificate and key pair and obtaining PayPal's public certificate.

You'll need the following data to generate a button:

- Your Certificate ID issued by PayPal after you uploaded your certificate
- The path to your certificate in PEM format on disk
- The path to your private key in PEM format on disk
- The passphrase for your private key (if you set one)
- The path to PayPal's public certificate in PEM format on disk
- The [HTML Variables](https://developer.paypal.com/docs/classic/paypal-payments-standard/integration-guide/Appx_websitestandard_htmlvariables/) you wish to add to your button

Installation
------------

[](#installation)

The recommended way to install this library is via Composer:

```
composer require pkerrigan/paypal-ewp ^1
```

Usage
-----

[](#usage)

Below is a complete example which generates an encrypted button for submitting a shopping cart:

```