Function: Retrieve the LLMS Post Model for a give post by ID or WP_Post Object

Function: Retrieve the parent course for a section, lesson, or quiz

Function: Retrieve an array of existing transaction statuses

Function: Determine is request is an ajax request

Function: Determine if request is a REST request

Function: Create an array that can be passed to metabox select elements configured as an llms-select2-post query-ier

Function: Get the human readable (and translated) name of an enrollment status

Function: Get an array of student IDs based on enrollment status a course or membership

Function: Retrieve default instructor data structure.

Function: Get the most recently created coupon ID for a given code