Yes, subscriptions worked nicely before this hack installation.
This is taken from one of the numerous manuals on PayPal integration:
Quote:
Alternatively, you can activate IPN by including the notify_url field in your PayPal
button. This field specifies the URL of a script that can process the IPN.
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This is from Business::PayPal::IPN perl package man page:
Quote:
PAYPAL IPN OVERVIEW
As soon as you receive payment to your PayPal account, PayPal posts the transaction details to your specified URL, which you either configure in your PayPal preferences, or in your HTML forms' "notify_url" hidden field.
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