Installation:requirements
From PrometheusIPN Wiki
WEBSITE REQUIREMENTS
- PHP 5.4 or greater
- A MySQL database
- pdo_mysql extension enabled in your php.ini
- cURL enabled in your php.ini
- mbstring
- php-xml
- url_allow_fopen enabled in php.ini
Install instructions found here
How to check if your webserver supports Prometheus
Download the requirement checker and extract it on your webserver. Then visit the file called prometheus_check.php. It will now tell you if your PHP version can run Prometheus