Function: Adds a new essay response.
Filter Hook: Filters list of allowed html tags in essay content.
Filter Hook: Filters new essay submission `wp_insert_post` arguments.
Action Hook: Fires after a new essay is submitted.
Function: Gets the essay data for this particular submission
Function: Populates the essay post type columns in the admin.
Function: Sorts the quiz results messages.
Function: Registers the essay post type.
Function: Adds the essay post type capabilities.
Function: Maps the meta capabilities for essay post type.
Function: Registers the ‘Graded’ and ‘Not Graded’ post status.
Function: Manages the permissions for the essay post type.
Filter Hook: Filters quiz essay upload link HTML output.
Filter Hook: Filters the URL to redirect a user if it does not have permission to view the essay.
Function: Syncs the `WPProQuiz` question category with the LearnDadh question taxonomy.
Function: Gets all the quiz post IDs from the quiz pro ID.
Function: Gets the primary quiz post ID from a pro quiz ID.
Function: Syncs the question pro fields with the question post.
Function: Gets the list of questions associated with the quiz.
Function: Prints the quiz navigation admin template for the widget.