Method: Check if Post is enabled and if the post type is included in the global settings.

Method: Check if User enrolled groups against Post and Membership settings.

Method: Check if user if in the associated post membership groups.

Method: Called when the Post is Added or Edited.

Method: Called when the Post is Saved.

Method: Start the logic to filter the content.

Method: Get Group Membership access denied message.

Method: Get or create instance object of class.

Method: Public constructor for class