learndash_send_purchase_success_email()
Function: Send the course/group purchase success email
@package: LearnDash
Source Files: includes/payments/ld-emails-functions.php
Function: Send the course/group purchase success email
Method: Get IPN Transaction label
Method: Get hash meta key.
Method: Get user hash meta values.
Method: Update user hash meta values.
Method: Delete user hash meta values.
Method: Verify user hash nonce.
Method: Validate the IPN Customer data.
Method: Validate the IPN Receiver data.
Method: Validate the IPN POST Payment Type.
Method: Validate the IPN POST Payment Status.
Method: Update the IPN Transaction post meta.
Method: Get Transaction Post Title
Method: Init the hash action.
Method: Process the PayPal hash action.
Method: Get hash user ID.
Filter Hook (deprecated): Filter archive REST data.
Method: Checks whether a given request has permission to read post type.
Method: Retrieves all public post types.
Filter Hook (deprecated): Filter to allow access to the post type archive REST endpoint.