Extends functionality of SWFD_CPT instance
- __construct — Sets up properties for CPT to be used in plugins
- content_filter_control — Function to dynamically control the 'the_content' filtering for this post_type instance.
- get_archive_content — Get Archive content
- pre_posts — Amend $wp_query based on what content user is viewing
- template_content — Generate output for courses, lessons, topics, quizzes Filter callback for 'the_content' (wp core filter)
- template_redirect_access — Show course completion/quiz completion Action callback from 'template_redirect' (wp core action)