Add a new donation field to be displayed in Charitable emails related to donations.

Send the donation receipt to the site admin as well.

Add a new field to your donation-related emails which shows the offline payment instructions for offline…

Change the section headers in the donation form.

Disables the nonce check for non-logged in donors, usually for those using page caching which causes…

In this function we register a new donation field with a key of `receipt_opt_out`. If the…

This snippet shows how to alter the phone field so that it only accepts a number…

Change the section headers in the donation form.

When people update their profile, keep their display name set to be the same as their…

In this example, we change how the "X donated of Y goal" text appears.

Register a Post Parent field for campaigns.

This is useful if, for example, you want buyers to be able to access dedicated content…

Attaches a PDF to the email customers receive when they purchase

Prevents the same item from being added to the cart multiple times.

Exclude downloads from showing in search results