Paypal Adaptive Chained Payments

Paypal adaptive payments allow for complex payments to multiple parties. I'm not the best at PHP so I'm struggling to integrate these into my site. Has anyone worked with them??
https://developer.paypal.com/docs/classic/adaptive-payments/integration-guide/APCallsHeadersAndPaymentTypes/
https://developer.paypal.com/docs/classic/adaptive-payments/ht_ap-delayedChainedPayment-curl-etc/
Thanks for your help.