private static function get_wp_caps( $role ) {

		$caps = array(
			'read' => true,
		);

		switch ( $role ) {

			case 'instructor':
				$add = array(
					'create_users'  => true,
					'edit_users'    => true,
					'promote_users' => true,
					'list_users'    => true,

					'read'          => true,
					'upload_files'  => true,

					/**
					 * See WP Core issue(s)
					 *
					 * @link https://core.trac.wordpress.org/ticket/22895
					 * @link https://core.trac.wordpress.org/ticket/16808
					 */
					'edit_posts'    => true,
				);

				break;

			case 'instructors_assistant':
				$add = array(
					'read'         => true,
					'upload_files' => true,

					/**
					 * See WP Core issue(s)
					 *
					 * @link https://core.trac.wordpress.org/ticket/22895
					 * @link https://core.trac.wordpress.org/ticket/16808
					 */
					'edit_posts'   => true,
				);

				break;

			case 'lms_manager':
				$add = array(
					'read_private_pages'     => true,
					'read_private_posts'     => true,
					'edit_posts'             => true,
					'edit_pages'             => true,
					'edit_published_posts'   => true,
					'edit_published_pages'   => true,
					'edit_private_pages'     => true,
					'edit_private_posts'     => true,
					'edit_others_posts'      => true,
					'edit_others_pages'      => true,
					'publish_posts'          => true,
					'publish_pages'          => true,
					'delete_posts'           => true,
					'delete_pages'           => true,
					'delete_private_pages'   => true,
					'delete_private_posts'   => true,
					'delete_published_pages' => true,
					'delete_published_posts' => true,
					'delete_others_posts'    => true,
					'delete_others_pages'    => true,
					'manage_categories'      => true,
					'manage_links'           => true,
					'moderate_comments'      => true,
					'upload_files'           => true,
					'export'                 => true,
					'import'                 => true,

					'edit_users'             => true,
					'create_users'           => true,
					'list_users'             => true,
					'promote_users'          => true,
					'delete_users'           => true,
				);

				break;

			default:
				$add = array();

		}

		return apply_filters( 'llms_get_' . $role . '_wp_caps', array_merge( $add, $caps ) );

	}