paypal/ipn-code-samples — pull request #3 by robglas (2013-08-20 20:26:26+00:00)
Title: Add IPN PHP sample

IPN PHP sample based off of X.com sample.
Includes some more error logging options to help with support / issue triage, as well as other intermittent "IPN doesn't work" issues.

Requires SSL root certs on some environments; must be downloaded separately.
Info provided in comments.